# National Southwire Aluminum

Superfund Site Hawesville, Hancock County, Kentucky 

# FINAL CLOSEOUT REPORT 

# i^'i

PROt^ Region 4 Volume 2 of 2 

# liiinii 10990056

# Appendix B-2

### A P P E N D I X B M A T E R I A L C H A R A C T E R I Z A T I O N S A M P L E R E S U L T S S U M M A R Y

N A T I O N A L S O U T H W I R E A L U M I N U M

H A W E S V I L L E , K Y E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 0 0 1 6 7 0 H e r i t a g e G C - 0 0 2 5 . 9 O n S i t e G C - 0 0 3 3 1 0 0 H e r i t a g e G C - 0 0 4 2 4 0 0 H e r i t a g e G C - 0 0 5 1 7 0 0 H e r i t a g e G C - 0 0 6 1 5 0 0 H e r i t a g e G C - 0 0 7 6 2 0 H e r i t a g e G C - 0 0 8 E 1 2 0 0 H e r i t a g e G C - 0 0 9 8 0 0 H e r i t a g e G C - 0 1 0 2 5 0 H e r i t a g e G C - 0 1 1 1 9 0 H e r i t a g e G C - 0 1 2 7 6 H e r i t a g e G C - 0 1 3 6 0 0 H e r i t a g e G C - 0 1 4 2 2 0 H e r i t a g e G C - 0 1 5 E 1 2 0 0 0 H e r i t a g e G C - 0 1 6 E 9 1 0 0 0 H e r i t a g e G C - 0 1 7 4 5 0 H e r i t a g e G C - 0 1 8 4 1 0 H e r i t a g e G C - 0 1 9 E 6 2 0 0 H e r i t a g e G C - 0 2 0 E 4 3 0 0 H e r i t a g e G C - 0 2 1 3 7 0 0 H e r i t a g e G C - 0 2 2 1 9 0 H e r i t a g e G C - 0 2 3 4 7 0 H e r i t a g e G C - 0 2 4 4 8 0 H e r i t a g e G C - 0 2 5 2 4 0 0 H e r i t a g e G C - 0 2 6 5 0 0 0 H e r i t a g e G C - 0 2 7 2 4 0 0 H e r i t a g e G C - 0 2 8 8 6 0 H e r i t a g e G C - 0 2 9 2 1 0 0 H e r i t a g e G C - 0 3 0 3 9 0 0 H e r i t a g e G C - 0 3 1 2 8 0 H e r i t a g e G C - 0 3 2 4 6 0 H e r i t a g e G C - 0 3 3 1 5 0 0 H e r i t a g e G C - 0 3 4 2 9 0 0 H e r i t a g e G C - 0 3 5 3 8 0 0 H e r i t a g e G C - 0 3 6 4 3 0 0 H e r i t a g e G C - 0 3 7 3 3 0 H e r i t a g e G C - 0 3 8 3 7 0 H e r i t a g e G C - 0 3 9 3 2 0 H e r i t a g e G C - 0 4 0 2 8 0 H e r i t a g e G C - 0 4 1 9 1 0 H e r i t a g e G C - 0 4 2 3 1 0 H e r i t a g e G C - 0 4 3 1 2 0 H e r i t a g e G C - 0 4 4 1 0 0 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 1 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 0 4 5 3 6 0 H e r i t a g e G C - 0 4 6 9 2 0 H e r i t a g e G C - 0 4 7 E 1 3 0 0 H e r i t a g e G C - 0 4 8 7 4 0 H e r i t a g e G C - 0 4 9 1 9 0 0 H e r i t a g e G C - 0 5 0 5 2 0 H e r i t a g e G C - 0 5 1 1 7 0 0 H e r i t a g e G C - 0 5 2 2 7 0 H e r i t a g e G C - 0 5 3 2 1 0 0 H e r i t a g e G C - 0 5 4 1 8 0 0 H e r i t a g e G C - 0 5 5 2 2 0 0 H e r i t a g e G C - 0 5 6 2 2 O n S i t e G C - 0 5 7 E 1 1 0 0 H e r i t a g e G C - 0 5 8 7 1 0 H e r i t a g e G C - 0 5 9 4 7 0 H e r i t a g e G C - 0 6 0 3 8 0 H e r i t a g e G C - 0 6 1 2 6 0 H e r i t a g e G C - 0 6 2 2 6 0 0 H e r i t a g e G C - 0 6 3 7 2 0 H e r i t a g e G C - 0 6 4 5 2 0 H e r i t a g e G C - 0 6 5 2 3 0 H e r i t a g e G C - 0 6 6 1 2 0 0 H e r i t a g e G C - 0 6 7 1 8 0 H e r i t a g e G C - 0 6 8 7 9 H e r i t a g e G C - 0 6 9 5 7 0 H e r i t a g e G C - 0 7 0 E 7 5 0 0 H e r i t a g e G C - 0 7 1 3 3 0 H e r i t a g e G C - 0 7 2 6 0 0 H e r i t a g e G C - 0 7 3 2 2 0 H e r i t a g e G C - 0 7 4 9 5 H e r i t a g e G C - 0 7 5 1 7 0 0 H e r i t a g e G C - 0 7 6 9 6 0 H e r i t a g e G C - 0 7 7 2 . 6 O n S i t e G C - 0 7 8 2 2 0 0 H e r i t a g e G C - 0 7 9 6 . 1 O n S i t e G C - 0 8 0 B D L W a s t e M a n . * G C - 0 8 1 5 4 0 H e r i t a g e G C - 0 8 2 3 4 0 H e r i t a g e G C - 0 8 3 5 2 0 H e r i t a g e G C - 0 8 4 1 4 O n S i t e G C - 0 8 5 B D L O n S i t e G C - 0 8 6 1 4 O n S i t e G C - 0 8 7 B D L O n S i t e G C - 0 8 8 B D L O n S i t e G C - 0 8 9 B D L O n S i t e G C - 0 9 0 1 4 O n S i t e G C - 0 9 1 B D L O n S i t e G C - 0 9 2 2 . 4 O n S i t e G C - 0 9 3 B D L O n S i t e G C - 0 9 4 2 0 O n S i t e G C - 0 9 5 B D L O n S i t e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 2 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 0 9 6 7 9 0 H e r i t a g e G C - 0 9 7 4 . 2 O n S i t e G C - 0 9 8 1 . 5 O n S i t e G C - 0 9 9 8 . 6 O n S i t e G C - 1 0 0 7 8 0 H e r i t a g e * G C - 1 0 1 2 5 W a s t e M a n . G C - 1 0 2 B D L O n S i t e G C - 1 0 3 2 . 1 O n S i t e G C - 1 0 4 1 . 4 O n S i t e G C - 1 0 5 2 4 O n S i t e G C - 1 0 6 1 9 O n S i t e G C - 1 0 7 2 . 8 O n S i t e G C - 1 0 8 1 4 0 H e r i t a g e G C - 1 0 9 3 3 0 H e r i t a g e G C - 1 1 0 B D L O n S i t e G C - 1 1 1 4 4 W a s t e M a n . G C - 1 1 2 1 . 4 O n S i t e G C - 1 1 3 2 . 9 O n S i t e G C - 1 1 4 1 . 4 O n S i t e G C - 1 1 5 1 3 O n S i t e G C - 1 1 6 E 6 1 0 0 H e r i t a g e G C - 1 1 7 4 5 0 H e r i t a g e G C - 1 1 8 9 . 3 O n S i t e G C - 1 1 9 B D L O n S i t e G C - 1 2 0 7 . 8 O n S i t e G C - 1 2 1 2 4 O n S i t e G C - 1 2 2 B D L O n S i t e G C - 1 2 3 4 . 9 O n S i t e G C - 1 2 4 7 O n S i t e G C - 1 2 5 8 0 H e r i t a g e G C - 1 2 6 5 . 2 O n S i t e G C - 1 2 7 5 . 7 O n S i t e G C - 1 2 8 4 . 9 O n S i t e G C - 1 2 9 8 . 6 O n S i t e G C - 1 3 0 1 2 0 H e r i t a g e G C - 1 3 1 4 . 9 O n S i t e G C - 1 3 2 2 . 5 O n S i t e G C - 1 3 3 1 8 O n S i t e G C - 1 3 4 3 8 0 H e r i t a g e G C - 1 3 5 3 1 W a s t e M a n . G C - 1 3 6 4 9 W a s t e M a n . G C - 1 3 7 2 5 0 H e r i t a g e G C - 1 3 8 8 0 H e r i t a g e G C - 1 3 9 B D L O n S i t e G C - 1 4 0 2 . 3 O n S i t e G C - 1 4 1 4 . 2 O n S i t e G C - 1 4 2 B D L O n S i t e G C - 1 4 3 6 . 3 O n S i t e G C - 1 4 4 6 . 4 O n S i t e G C - 1 4 5 7 0 0 H e r i t a g e G C - 1 4 6 B D L O n S i t e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 3 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 1 4 7 5 8 0 H e r i t a g e G C - 1 4 8 B D L O n S i t e G C - 1 4 9 1 4 O n S i t e G C - 1 5 0 1 4 O n S i t e G C - 1 5 1 2 2 O n S i t e G C - 1 5 2 1 5 O n S i t e G C - 1 5 3 4 O n S i t e G C - 1 5 4 1 . 8 O n S i t e G C - 1 5 5 5 1 H e r i t a g e G C - 1 5 6 1 1 O n S i t e G C - 1 5 7 5 9 0 H e r i t a g e G C - 1 5 8 2 1 0 H e r i t a g e G C - 1 5 9 3 4 0 H e r i t a g e G C - 1 6 0 1 0 0 0 H e r i t a g e G C - 1 6 1 1 0 0 0 H e r i t a g e G C - 1 6 2 5 9 0 H e r i t a g e G C - 1 6 3 4 9 0 H e r i t a g e G C - 1 6 4 9 7 H e r i t a g e G C - 1 6 5 7 8 H e r i t a g e G C - 1 6 6 5 8 0 H e r i t a g e G C - 1 6 7 1 1 0 0 H e r i t a g e G C - 1 6 8 4 6 W a s t e M a n . G C - 1 6 9 4 1 0 H e r i t a g e G C - 1 7 0 9 . 5 O n S i t e G C - 1 7 1 9 . 1 O n S i t e G C - 1 7 2 7 2 H e r i t a g e G C - 1 7 3 2 . 6 O n S i t e G C - 1 7 4 2 5 O n S i t e G C - 1 7 5 B D L O n S i t e G C - 1 7 6 4 . 1 O n S i t e G C - 1 7 7 B D L O n S i t e G C - 1 7 8 1 8 O n S i t e G C - 1 7 9 5 4 0 H e r i t a g e G C - 1 8 0 3 9 0 H e r i t a g e G C - 1 8 1 2 5 O n S i t e G C - 1 8 2 3 . 3 O n S i t e G C - 1 8 3 2 0 0 H e r i t a g e G C - 1 8 4 4 2 W a s t e M a n . G C - 1 8 5 1 . 6 O n S i t e G C - 1 8 6 1 5 0 H e r i t a g e G C - 1 8 7 4 . 2 O n S i t e G C - 1 8 8 4 3 W a s t e M a n . G C - 1 8 9 3 . 7 O n S i t e G C - 1 9 0 4 O n S i t e G C - 1 9 1 3 4 0 0 H e r i t a g e G C - 1 9 2 1 1 0 H e r i t a g e G C - 1 9 3 1 2 0 0 H e r i t a g e G C - 1 9 4 1 0 O n S i t e G C - 1 9 5 7 5 H e r i t a g e G C - 1 9 6 2 8 0 H e r i t a g e G C - 1 9 7 2 9 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 4 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 1 9 8 4 5 0 H e r i t a g e G C - 1 9 9 1 1 0 H e r i t a g e G C - 2 0 0 1 1 0 0 H e r i t a g e G C - 2 0 1 9 8 0 H e r i t a g e G C - 2 0 2 2 8 0 H e r i t a g e G C - 2 0 3 2 0 O n S i t e G C - 2 0 4 4 . 7 O n S i t e G C - 2 0 5 4 2 0 H e r i t a g e G C - 2 0 6 1 4 0 H e r i t a g e G C - 2 0 7 4 5 0 H e r i t a g e G C - 2 0 8 1 . 7 O n S i t e G C - 2 0 9 2 . 3 O n S i t e G C - 2 1 0 B D L O n S i t e G C - 2 1 1 3 O n S i t e G C - 2 1 2 B D L O n S i t e G C - 2 1 3 1 2 0 0 H e r i t a g e G C - 2 1 4 2 3 0 H e r i t a g e G C - 2 1 5 B D L O n S i t e G C - 2 1 6 B D L O n S i t e G C - 2 1 7 1 . 8 O n S i t e G C - 2 1 8 3 . 4 O n S i t e G C - 2 1 9 2 . 9 O n S i t e G C - 2 2 0 3 8 W a s t e M a n . G C - 2 2 1 2 5 0 0 H e r i t a g e G C - 2 2 2 4 9 W a s t e M a n . G C - 2 2 3 1 5 O n S i t e G C - 2 2 4 5 . 5 O n S i t e G C - 2 2 5 6 1 0 H e r i t a g e G C - 2 2 6 2 . 9 O n S i t e G C - 2 2 7 B D L O n S i t e G C - 2 2 8 B D L O n S i t e G C - 2 2 9 5 8 H e r i t a g e G C - 2 3 0 B D L O n S i t e G C - 2 3 1 B D L O n S i t e G C - 2 3 2 B D L O n S i t e G C - 2 3 3 7 7 H e r i t a g e G C - 2 3 4 2 7 0 H e r i t a g e G C - 2 3 5 8 . 5 O n S i t e G C - 2 3 6 3 . 1 O n S i t e G C - 2 3 7 B D L O n S i t e G C - 2 3 8 1 . 8 O n S i t e G C - 2 3 9 B D L O n S i t e G C - 2 4 0 4 4 W a s t e M a n . G C - 2 4 1 1 3 0 H e r i t a g e G C - 2 4 2 1 1 0 H e r i t a g e G C - 2 4 3 3 6 0 H e r i t a g e G C - 2 4 4 1 3 0 0 H e r i t a g e G C - 2 4 5 2 5 0 0 H e r i t a g e G C - 2 4 6 6 9 H e r i t a g e G C - 2 4 7 6 2 H e r i t a g e G C - 2 4 8 7 8 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 5 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 2 4 9 5 3 0 0 H e r i t a g e G C - 2 5 0 4 0 0 H e r i t a g e G C - 2 5 1 B D L O n s i t e G C - 2 5 2 8 O n s i t e G C - 2 5 3 1 7 O n s i t e G C - 2 5 4 1 1 O n s i t e G C - 2 5 5 3 1 0 0 H e r i t a g e G C - 2 5 6 1 5 0 0 H e r i t a g e G C - 2 5 7 2 . 3 O n s i t e G C - 2 5 8 1 3 O n s i t e G C - 2 5 9 1 6 0 H e r i t a g e G C - 2 6 0 9 . 9 O n s i t e G C - 2 6 1 3 7 0 0 H e r i t a g e G C - 2 6 2 1 1 0 0 H e r i t a g e G C - 2 6 3 1 1 0 0 H e r i t a g e G C - 2 6 4 8 7 0 H e r i t a g e G C - 2 6 5 6 7 0 H e r i t a g e G C - 2 6 6 3 6 0 H e r i t a g e G C - 2 6 7 9 4 H e r i t a g e G C - 2 6 8 5 5 0 H e r i t a g e G C - 2 6 9 5 0 W a s t e M a n . G C - 2 7 0 8 6 0 H e r i t a g e G C - 2 7 1 2 0 O n S i t e G C - 2 7 2 2 8 O n S i t e G C - 2 7 3 9 O n S i t e G C - 2 7 4 3 . 3 O n S i t e G C - 2 7 5 5 2 0 H e r i t a g e G C - 2 7 6 7 0 H e r i t a g e G C - 2 7 7 2 2 O n S i t e G C - 2 7 8 E 2 7 0 0 H e r i t a g e G C - 2 7 9 3 3 0 H e r i t a g e G C - 2 8 0 1 6 O n S i t e G C - 2 8 1 1 3 O n S i t e G C - 2 8 2 1 1 O n S i t e G C - 2 8 3 1 . 6 O n S i t e G C - 2 8 4 2 3 O n S i t e G C - 2 8 5 1 . 8 O n S i t e G C - 2 8 6 7 3 0 0 H e r i t a g e G C - 2 8 7 1 4 0 0 H e r i t a g e G C - 2 8 8 4 . 8 O n - S i t e G C - 2 8 9 3 9 0 H e r i t a g e G C - 2 9 0 3 O n - S i t e G C - 2 9 1 3 8 0 0 H e r i t a g e G C - 2 9 2 6 7 H e r i t a g e G C - 2 9 3 9 8 H e r i t a g e G C - 2 9 4 6 6 H e r i t a g e G C - 2 9 5 5 6 0 H e r i t a g e G C - 2 9 6 4 3 0 H e r i t a g e G C - 2 9 7 9 5 H e r i t a g e G C - 2 9 8 1 4 0 0 H e r i t a g e G C - 2 9 9 3 5 0 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 6 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 3 0 0 E 9 1 0 0 H e r i t a g e G C - 3 0 1 9 2 0 H e r i t a g e G C - 3 0 2 1 4 0 0 H e r i t a g e G C - 3 0 3 1 2 0 H e r i t a g e G C - 3 0 4 5 . 3 O n S i t e G C - 3 0 5 3 O n S i t e G C - 3 0 6 1 . 3 O n S i t e G C - 3 0 7 2 . 2 O n S i t e G C - 3 0 8 1 . 2 O n S i t e G C - 3 0 9 B D L O n S i t e D G - 3 1 0 B D L O n S i t e D G - 3 1 1 2 4 0 H e r i t a g e D G - 3 1 2 1 0 0 0 H e r i t a g e D G - 3 1 3 1 5 0 0 H e r i t a g e D G - 3 1 4 1 1 O n S i t e D G - 3 1 5 B D L O n S i t e D G - 3 1 6 B D L O n S i t e G C - 3 1 7 7 8 H e r i t a g e G C - 3 1 8 E 6 0 0 0 H e r i t a g e G C - 3 1 9 1 9 0 0 H e r i t a g e G C - 3 2 0 2 3 0 H e r i t a g e G C - 3 2 1 2 1 0 0 H e r i t a g e G C - 3 2 2 3 1 0 0 H e r i t a g e G C - 3 2 3 3 3 0 0 H e r i t a g e G C - 3 2 4 2 6 0 0 H e r i t a g e G C - 3 2 5 2 7 0 H e r i t a g e G C - 3 2 6 2 8 W a s t e M a n . G C - 3 2 7 3 2 0 0 H e r i t a g e G C - 3 2 8 6 8 0 H e r i t a g e G C - 3 2 9 2 4 0 0 H e r i t a g e G C - 3 3 0 2 4 0 0 H e r i t a g e G C - 3 3 1 3 9 0 0 H e r i t a g e G C - 3 3 2 2 8 W a s t e M a n . G C - 3 3 3 2 9 0 0 H e r i t a g e G C - 3 3 4 1 1 0 H e r i t a g e G C - 3 3 5 7 8 0 0 H e r i t a g e G C - 3 3 6 2 6 W a s t e M a n . G C - 3 3 7 2 0 0 0 H e r i t a g e G C - 3 3 8 2 6 0 0 H e r i t a g e G C - 3 3 9 3 2 0 0 H e r i t a g e G C - 3 4 0 1 8 0 0 H e r i t a g e G C - 3 4 1 6 5 0 H e r i t a g e G C - 3 4 2 2 3 0 0 H e r i t a g e G C - 3 4 3 1 5 0 0 H e r i t a g e G C - 3 4 4 1 8 0 0 H e r i t a g e G C - 3 4 5 1 5 0 0 H e r i t a g e G C - 3 4 6 9 5 0 H e r i t a g e G C - 3 4 7 2 6 0 0 H e r i t a g e G C - 3 4 8 2 0 0 H e r i t a g e G C - 3 4 9 2 2 0 0 H e r i t a g e G C - 3 5 0 1 2 0 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 7 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 3 5 1 2 5 0 0 H e r i t a g e G C - 3 5 2 3 5 0 H e r i t a g e G C - 3 5 3 3 3 0 0 H e r i t a g e G C - 3 5 4 3 7 0 H e r i t a g e G C - 3 5 5 1 9 0 0 H e r i t a g e G C - 3 5 6 1 5 0 H e r i t a g e G C - 3 5 7 2 2 0 H e r i t a g e G C - 3 5 8 7 5 0 H e r i t a g e G C - 3 5 9 1 0 O n S i t e G C - 3 6 0 4 9 0 H e r i t a g e G C - 3 6 1 5 4 0 H e r i t a g e G C - 3 6 2 3 8 W a s t e M a n . G C - 3 6 3 1 7 0 0 H e r i t a g e G C - 3 6 4 8 0 0 H e r i t a g e G C - 3 6 5 9 6 0 H e r i t a g e G C - 3 6 6 1 2 0 0 H e r i t a g e G C - 3 6 7 1 4 0 0 H e r i t a g e G C - 3 6 8 3 6 0 H e r i t a g e G C - 3 6 9 8 6 0 H e r i t a g e G C - 3 7 0 2 2 0 0 H e r i t a g e G C - 3 7 1 3 4 0 H e r i t a g e G C - 3 7 2 2 3 0 H e r i t a g e G C - 3 7 3 1 5 0 H e r i t a g e G C - 3 7 4 2 3 0 H e r i t a g e G C - 3 7 5 3 8 0 H e r i t a g e G C - 3 7 6 5 . 3 O n S i t e G C - 3 7 7 1 4 0 0 H e r i t a g e G C - 3 7 8 1 1 0 0 H e r i t a g e G C - 3 7 9 2 6 0 0 H e r i t a g e G C - 3 8 0 E 9 8 0 0 H e r i t a g e G C - 3 8 1 1 0 0 0 H e r i t a g e G C - 3 8 2 1 4 O n S i t e G C - 3 8 3 1 . 4 O n S i t e G C - 3 8 4 1 2 0 0 H e r i t a g e G C - 3 8 5 1 8 0 0 H e r i t a g e G C - 3 8 6 1 2 0 H e r i t a g e G C - 3 8 7 3 3 0 H e r i t a g e G C - 3 8 8 1 2 0 H e r i t a g e G C - 3 8 9 2 5 0 H e r i t a g e G C - 3 9 0 1 1 0 H e r i t a g e G C - 3 9 1 3 8 0 H e r i t a g e G C - 3 9 2 5 5 0 H e r i t a g e G C - 3 9 3 2 8 0 H e r i t a g e G C - 3 9 4 E 3 8 0 0 H e r i t a g e G C - 3 9 5 2 0 0 0 H e r i t a g e G C - 3 9 6 2 7 0 0 H e r i t a g e G C - 3 9 7 9 9 0 H e r i t a g e G C - 3 9 8 1 8 O n S i t e G C - 3 9 9 1 8 0 0 H e r i t a g e G C - 4 0 0 1 0 0 H e r i t a g e G C - 4 0 1 3 8 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 8 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 4 0 2 5 0 H e r i t a g e G C - 4 0 3 4 8 0 0 H e r i t a g e G C - 4 0 4 3 0 0 0 0 H e r i t a g e G C - 4 0 5 2 2 0 0 H e r i t a g e G C - 4 0 6 2 5 0 0 H e r i t a g e G C - 4 0 7 3 2 0 H e r i t a g e G C - 4 0 8 1 2 0 0 H e r i t a g e G C - 4 0 9 1 8 0 H e r i t a g e G C - 4 1 0 2 3 0 0 H e r i t a g e G C - 4 1 1 3 O n S i t e G C - 4 1 2 3 . 5 O n S i t e G C - 4 1 3 8 8 0 H e r i t a g e G C - 4 1 4 3 0 0 0 H e r i t a g e G C - 4 1 5 4 0 0 H e r i t a g e G C - 4 1 6 1 . 9 O n S i t e G C - 4 1 7 8 5 0 H e r i t a g e G C - 4 1 8 1 1 0 0 0 H e r i t a g e G C - 4 1 9 1 5 0 0 H e r i t a g e G C - 4 2 0 9 . 1 O n S i t e G C - 4 2 1 4 2 W a s t e M a n . G C - 4 2 2 1 8 0 0 H e r i t a g e G C - 4 2 3 7 O n S i t e G C - 4 2 4 1 2 0 H e r i t a g e G C - 4 2 5 E 7 8 0 H e r i t a g e G C - 4 2 6 6 0 0 H e r i t a g e G C - 4 2 7 E 7 2 0 0 H e r i t a g e G C - 4 2 8 E 6 7 0 H e r i t a g e G C - 4 2 9 2 9 0 H e r i t a g e G C - 4 3 0 1 2 0 0 H e r i t a g e G C - 4 3 1 3 . 3 O n S i t e G C - 4 3 2 2 1 0 0 H e r i t a g e G C - 4 3 3 8 9 H e r i t a g e G C - 4 3 4 1 7 0 H e r i t a g e G C - 4 3 5 4 0 0 H e r i t a g e G C - 4 3 6 E 7 2 0 H e r i t a g e G C - 4 3 7 4 3 0 H e r i t a g e G C - 4 3 8 1 1 0 0 H e r i t a g e G C - 4 3 9 1 7 0 0 H e r i t a g e G C - 4 4 0 3 8 W a s t e M a n . G C - 4 4 1 3 2 0 0 H e r i t a g e G C - 4 4 2 3 0 0 H e r i t a g e G C - 4 4 3 1 2 0 0 H e r i t a g e G C - 4 4 4 1 0 0 0 H e r i t a g e G C - 4 4 5 2 . 2 O n S i t e G C - 4 4 6 3 . 2 O n S i t e G C - 4 4 7 2 3 0 H e r i t a g e G C - 4 4 8 5 2 H e r i t a g e G C - 4 4 9 1 0 O n S i t e G C - 4 5 0 9 . 1 O n S i t e G C - 4 5 1 2 1 0 H e r i t a g e G C - 4 5 2 1 9 O n S i t e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 9 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 4 5 3 1 6 O n S i t e G C - 4 5 4 1 4 0 H e r i t a g e G C - 4 5 5 1 5 0 H e r i t a g e G C - 4 5 6 1 0 O n S i t e G C - 4 5 7 1 3 O n S i t e G C - 4 5 8 1 4 0 H e r i t a g e G C - 4 5 9 6 2 H e r i t a g e G C - 4 6 0 2 1 0 H e r i t a g e G C - 4 6 1 8 . 9 O n S i t e G C - 4 6 2 6 1 H e r i t a g e G C - 4 6 3 8 6 0 H e r i t a g e G C - 4 6 4 E 5 8 0 H e r i t a g e G C - 4 6 5 2 2 0 0 H e r i t a g e G C - 4 6 6 1 3 O n S i t e G C - 4 6 7 3 2 W a s t e M a n . G C - 4 6 8 2 . 4 O n S i t e G C - 4 6 9 2 4 0 H e r i t a g e G C - 4 7 0 3 . 8 O n S i t e G C - 4 7 1 B D L O n S i t e G C - 4 7 2 1 3 0 0 H e r i t a g e G C - 4 7 3 3 4 W a s t e M a n . G C - 4 7 4 B D L H e r i t a g e G C - 4 7 5 2 . 8 O n s i t e G C - 4 7 6 3 4 0 H e r i t a g e G C - 4 7 7 1 8 0 0 H e r i t a g e G C - 4 7 8 2 4 0 0 H e r i t a g e G C - 4 7 9 1 9 0 0 H e r i t a g e G C - 4 8 0 6 0 0 H e r i t a g e G C - 4 8 1 5 2 0 0 H e r i t a g e G C - 4 8 2 6 1 H e r i t a g e G C - 4 8 3 2 5 0 0 H e r i t a g e G C - 4 8 4 3 0 0 H e r i t a g e G C - 4 8 5 2 6 0 H e r i t a g e G C - 4 8 6 4 6 0 0 H e r i t a g e G C - 4 8 7 4 2 0 0 H e r i t a g e G C - 4 8 8 3 3 W a s t e M a n . G C - 4 8 9 3 2 0 H e r i t a g e G C - 4 9 0 3 2 0 0 H e r i t a g e G C - 4 9 1 1 3 0 0 H e r i t a g e G C - 4 9 2 5 0 0 0 H e r i t a g e G C - 4 9 3 9 8 H e r i t a g e G C - 4 9 4 6 O n s i t e G C - 4 9 5 1 3 0 0 H e r i t a g e G C - 4 9 6 1 6 O n s i t e G C - 4 9 7 1 5 O n s i t e G C - 4 9 8 4 7 W a s t e M a n . G C - 4 9 9 3 6 0 0 0 H e r i t a g e G C - 5 0 0 3 4 0 H e r i t a g e G C - 5 0 1 1 2 0 0 H e r i t a g e G C - 5 0 2 1 0 0 0 H e r i t a g e G C - 5 0 3 8 6 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 1 0 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 5 0 4 2 6 0 0 H e r i t a g e G C - 5 0 5 1 4 0 0 H e r i t a g e G C - 5 0 6 1 0 0 H e r i t a g e G C - 5 0 7 2 0 0 0 H e r i t a g e G C - 5 0 8 1 9 0 0 H e r i t a g e G C - 5 0 9 1 8 O n S i t e G C - 5 1 0 2 0 O n S i t e G C - 5 1 1 2 0 0 H e r i t a g e G C - 5 1 2 7 8 H e r i t a g e G C - 5 1 3 2 2 0 0 H e r i t a g e G C - 5 1 4 1 2 0 H e r i t a g e G C - 5 1 5 2 5 0 H e r i t a g e G C - 5 1 6 2 2 0 H e r i t a g e G C - 5 1 7 1 5 O n S i t e G C - 5 1 8 2 1 0 H e r i t a g e G C - 5 1 9 1 1 0 0 H e r i t a g e G C - 5 2 0 E 3 8 0 0 H e r i t a g e G C - 5 2 1 2 . 8 O n S i t e G C - 5 2 2 B D L W a s t e M a n . G C - 5 2 3 2 0 0 0 H e r i t a g e G C - 5 2 4 1 1 0 0 H e r i t a g e G C - 5 2 5 2 0 0 0 H e r i t a g e G C - 5 2 6 5 . 8 O n S i t e G C - 5 2 7 2 . 6 O n S i t e G C - 5 2 8 2 8 O n S i t e G C - 5 2 9 4 2 W a s t e M a n . G C - 5 3 0 2 O n S i t e G C - 5 3 1 1 3 0 H e r i t a g e G C - 5 3 2 1 1 0 0 H e r i t a g e G C - 5 3 3 3 . 5 O n S i t e G C - 5 3 4 3 4 0 H e r i t a g e G C - 5 3 5 1 4 0 0 0 H e r i t a g e G C - 5 3 6 1 2 O n S i t e G C - 5 3 7 1 6 O n S i t e G C - 5 3 8 3 1 0 0 H e r i t a g e G C - 5 3 9 3 . 2 O n S i t e G C - 5 4 0 3 4 W a s t e M a n . G C - 5 4 1 1 . 8 O n S i t e G C - 5 4 2 3 . 3 O n S i t e G C - 5 4 3 3 . 6 O n S i t e G C - 5 4 4 5 1 0 0 H e r i t a g e G C - 5 4 5 8 5 0 H e r i t a g e G C - 5 4 6 3 . 3 O n S i t e G C - 5 4 7 B D L O n S i t e G C - 5 4 8 8 O n S i t e G C - 5 4 9 4 . 2 O n S i t e G C - 5 5 0 B D L O n S i t e G C - 5 5 1 3 0 W a s t e M a n . G C - 5 5 2 7 . 9 O n S i t e G C - 5 5 3 B D L O n S i t e G C - 5 5 4 1 . 4 O n S i t e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 1 1 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 5 5 5 1 0 O n S i t e G C - 5 5 6 7 3 H e r i t a g e G C - 5 5 7 2 1 0 0 H e r i t a g e G C - 5 5 8 9 9 H e r i t a g e G C - 5 5 9 1 1 0 H e r i t a g e G C - 5 6 0 9 . 2 O n S i t e G C - 5 6 1 3 . 2 O n S i t e G C - 5 6 2 1 1 0 H e r i t a g e G C - 5 6 3 1 . 6 O n S i t e G C - 5 6 4 3 . 3 O n S i t e G C - 5 6 5 1 7 O n S i t e G C - 5 6 6 1 6 O n S i t e G C - 5 6 7 3 4 W a s t e M a n . G C - 5 6 8 B D L O n S i t e G C - 5 6 9 2 2 O n S i t e G C - 5 7 0 1 3 0 H e r i t a g e G C - 5 7 1 8 9 H e r i t a g e G C - 5 7 2 B D L O n S i t e G C - 5 7 3 8 2 H e r i t a g e G C - 5 7 4 4 7 0 H e r i t a g e G C - 5 7 5 4 6 0 H e r i t a g e G C - 5 7 6 9 9 H e r i t a g e G C - 5 7 7 3 6 W a s t e M a n . G C - 5 7 8 4 1 W a s t e M a n . G C - 5 7 9 7 . 5 O n S i t e G C - 5 8 0 8 0 H e r i t a g e G C - 5 8 1 2 0 O n S i t e G C - 5 8 2 1 5 O n S i t e G C - 5 8 3 5 8 H e r i t a g e G C - 5 8 4 1 1 0 H e r i t a g e G C - 5 8 5 7 . 4 O n S i t e G C - 5 8 6 B D L O n S i t e G C - 5 8 7 5 . 3 O n S i t e G C - 5 8 8 1 . 3 O n S i t e G C - 5 8 9 1 7 O n S i t e G C - 5 9 0 1 8 0 H e r i t a g e G C - 5 9 1 1 0 O n S i t e G C - 5 9 2 7 7 H e r i t a g e G C - 5 9 3 6 . 1 O n S i t e G C - 5 9 4 3 . 8 O n S i t e G C - 5 9 5 2 3 0 H e r i t a g e G C - 5 9 6 2 2 O n S i t e G C - 5 9 7 3 . 4 O n S i t e G C - 5 9 8 1 . 6 O n S i t e G C - 5 9 9 2 . 7 O n S i t e G C - 6 0 0 B D L O n S i t e G C - 6 0 1 2 . 6 O n S i t e G C - 6 0 2 7 . 6 O n S i t e G C - 6 0 3 B D L O n S i t e G C - 6 0 4 1 . 4 O n S i t e G C - 6 0 5 1 2 0 H e r i t a g e S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 1 2 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### E x c a v a t e d P i l e I D N u m b e r P C B S a m p l e r e s u l t s ( p p m ) D i s p o s a l D e s t i n a t i o n G C - 6 0 6 2 4 O n S i t e G C - 6 0 7 1 . 5 O n S i t e G C - 6 0 8 2 9 W a s t e M a n . G C - 6 0 9 1 2 0 H e r i t a g e G C - 6 1 0 2 2 0 H e r i t a g e G C - 6 1 1 3 6 W a s t e M a n . G C - 6 1 2 1 6 0 H e r i t a g e G C - 6 1 3 4 9 W a s t e M a n . G C - 6 1 4 4 3 W a s t e M a n . G C - 6 1 5 2 5 0 0 H e r i t a g e G C - 6 1 6 7 6 H e r i t a g e G C - 6 1 7 1 0 O n S i t e G C - 6 1 8 1 . 5 O n S i t e G C - 6 1 9 6 . 6 O n S i t e R . R . t i e s - 0 0 1 7 0 0 0 H e r i t a g e R . R . t i e s - 0 0 2 E 5 8 0 0 H e r i t a g e A s p h a l t - 0 0 1 B D L O n S i t e A s p h a l t - 0 0 2 2 . 6 O n S i t e C o n c r e t e - 0 0 1 1 5 0 H e r i t a g e C o n c r e t e - 0 0 2 4 5 H e r i t a g e N o t e s : 1 . B D L - B e l o w D e t e c t i o n L i m i t 2 . E - L a b E s t i m a t e o f C o n c e n t r a t i o n

7 . " G C " i n d i c a t e s a m a t e r i a l c h a r a c t e r i z a t i o n s a m p l e f r o m t h e G r e e n C a r b o n A r e a . 8 . " D G " i n d i c a t e s a m a t e r i a l c h a r a c t e r i z a t i o n s a m p l e f r o m t h e D r u m S t o r a g e A r e a . 9 . R a i l r o a d t i e s , a s p h a l t a n d c o n c r e t e w e r e a l s o s a m p l e d t o i d e n t i f

y d i s p o s a l l o c a t i o n s . 3 . " H e r i t a g e " i n d i c a t e s t h a t t h e e x c a v a t e d p i l e w a s d i s p o s e d a t t h e T S C A - e q u i v a l e n t H e r i t a g e E n v i r o n m e n t a l L a n d f

i l l i n R o a c h d a l e , I n d i a n a . 4 . " O n - S i t e " i n d i c a t e s t h a t t h e e x c a v a t e d p i l e w a s d i s p o s e d o f b e n e a t h t h e m u l t i - l a y e r c a p o f t h e T a y l o r s W a s h L a n d f

i l l l o c a t e d a t t h e N a t i o n a l S o u t h w i r e A l u m i n u m S u p e r f u n d S i t e . 5 . " W a s t e M a n . " i n d i c a t e s t h a t t h e e x c a v a t e d p i l e w a s d i s p o s e d o f a t t h e R C R A S u b t i t l e D W a s t e M a n a g e m e n t L a n d f i l l l o c a t e d i n L o u i s v i l l e , K e n t u c k y . 6 . * a f t e r d i s p o s a l d e s t i n a t i o n i n d i c a t e s t h a t t h e d u p l i c a t e f o r t h i s s a m

p l e w a s h i g h e r a n d t h e p i l e w a s d i s p o s e d o f a t t h e l o c a t i o n i n d i c a t e d .

S o u t h w i r e C o m

p a n y 1 4 9 4 6 5 8 6 1 3 o f 1 3 A u g u s t 2 0 0 8 C o n s t r u c t i o n C o m

p l e t i o n R e p o r t

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779009 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-001 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 670 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 21. 42. 21. 21. 21. 21. 21. 21. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Aroclor 1242 degraded AR1016 not reported in MS/MSD due to high AR1242 levels.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779009 GC-001
Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779010 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-002 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 5.9 BDL BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779010 GC-002 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779011 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-003 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 3100 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 210 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779011 GC-003 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779012 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-004 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2400 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779012 GC-004 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779013 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-005 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1700 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779013 GC-005 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779014 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-006 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 53. 100 53. 53. 53. 53. 53. 53. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779014 GC-006 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779015 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-007 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 620 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 45. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779015 GC-007 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779016 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-008 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL E 1200 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 44. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779016 GC-008 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779017 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-009 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 800 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 46. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779017 GC-009 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779018 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-010 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 250 BDL BDL BDL BDL
260 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779018 GC-010 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779019 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-011 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 190 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 26. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779019 GC-011 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779020 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-012 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 76. BDL BDL BDL BDL
120 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.5 4.9 2.5 2.5 2.5 2.5 2.5 2.5 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779020 GC-012 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779021 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-013 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 600 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779021 GC-013 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779022 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-014 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 220 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779022 GC-014 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779023 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-015 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL E 12000 BDL BDL BDL BDL
D 1:200 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 220 450 220 220 220 220 220 220 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779023 GC-015 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779024 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-016 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL E 91000 BDL BDL BDL BDL
D 1:1000 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1000 2000 1000 1000 1000 1000 1000 1000 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 98 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779024 GC-016 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779025 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-017 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.12 100 5

BDL BDL BDL 450 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779025 GC-017 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779026 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-018 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.17 100 5

BDL BDL BDL 410 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779026 GC-018 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779027 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-019 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.19 100 5

BDL BDL BDL E 6200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 63. 130 63. 63. 63. 63. 63. 63. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779027 GC-019 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779028 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-020 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL E 4300 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 58. 120 58. 58. 58. 58. 58. 58. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779028 GC-020 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779029 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-021 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 3700 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 MS and MSD were diluted out

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779029 GC-021
Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779030 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-022 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 190 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779030 GC-022 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779031 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-023 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 470 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779031 GC-023 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779032 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-024 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 480 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779032 GC-024 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779033 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-025 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2400 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779033 GC-025 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779034 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-026 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 5000 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 230 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779034 GC-026 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779035 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-027 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2400 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 55. 110 55. 55. 55. 55. 55. 55. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779035 GC-027 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779036 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-028 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 860 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779036 GC-028 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779037 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-029 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 58. 120 58. 58. 58. 58. 58. 58. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779037 GC-029 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779038 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-030 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 3900 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779038 GC-030 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779039 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-031 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 280 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779039 GC-031 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779040 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-032 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.18 100 5

BDL BDL BDL 460 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779040 GC-032 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779041 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-033 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 56. 110 56. 56. 56. 56. 56. 56. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779041 GC-033 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779042 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-034 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL 2900 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779042 GC-034 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779043 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-035 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 3800 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 200 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 98 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779043 GC-035 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779044 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-036 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 4300 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 210 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779044 GC-036 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779045 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-037 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL 330 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779045 GC-037 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779046 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-038 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 370 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779046 GC-038 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779047 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-039 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 320 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779047 GC-039 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779048 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-040 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 280 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779048 GC-040 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779051 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-041 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 910 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 20. 40. 20. 20. 20. 20. 20. 20. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 99 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779051 GC-041 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779052 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-042 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.99 100 5

BDL BDL BDL 310 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779052 GC-042 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779053 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-043 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
70 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.2 12. 6.2 6.2 6.2 6.2 6.2 6.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779053 GC-043 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779054 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-044 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.15 100 5

BDL BDL BDL 1000 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 45. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779054 GC-044 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779055 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-045 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.15 100 5

BDL BDL BDL 360 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779055 GC-045 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779056 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-046 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 920 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 44. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779056 GC-046 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779057 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-047 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL E 1300 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 46. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779057 GC-047 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779058 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-048 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 740 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 49. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779058 GC-048 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779059 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-049 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.98 100 5

BDL BDL BDL 1900 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 64. 130 64. 64. 64. 64. 64. 64. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779059 GC-049 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779060 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-050 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 520 BDL BDL BDL BDL
60 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779060 GC-050 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779061 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-051 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 1700 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779061 GC-051 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779062 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-052 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 270 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 14. 27. 14. 14. 14. 14. 14. 14. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 74 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779062 GC-052 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779063 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-053 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 2100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779063 GC-053 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779064 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-054 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.12 100 5

BDL BDL BDL 1800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779064 GC-054 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779065 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-055 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 2200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779065 GC-055 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779066 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-056 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.15 100 5

BDL BDL BDL 22. BDL BDL BDL BDL
66 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779066 GC-056 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779067 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-057 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.18 100 5

BDL BDL BDL E 1100 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 45. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779067 GC-057 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779068 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-058 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 14:54 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 710 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 49. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. VANSLAVENS Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779068 GC-058 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779069 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-059 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 470 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 43. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Ar1016 not reported in the MS and MSD due to high Ar 1242 levels.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779069 GC-059
Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779070 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-060 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 380 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 25. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779070 GC-060 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779071 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-061 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 260 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779071 GC-061 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779072 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-062 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2600 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 230 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779072 GC-062 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779073 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-063 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 720 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 43. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779073 GC-063 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779074 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-064 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 520 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 47. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779074 GC-064 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779075 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-065 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 230 BDL BDL BDL BDL
60 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779075 GC-065 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779076 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-066 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779076 GC-066 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779077 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-067 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 180 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 21. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779077 GC-067 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779078 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-068 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 79. BDL BDL BDL BDL
90 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.9 12. 5.9 5.9 5.9 5.9 5.9 5.9 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779078 GC-068 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779079 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-069 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 570 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 25. 49. 25. 25. 25. 25. 25. 25. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779079 GC-069 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779080 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-070 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL E 7500 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 250 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779080 GC-070 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779081 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-071 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 330 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779081 GC-071 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779082 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-072 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 600 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779082 GC-072 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779083 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-073 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 220 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779083 GC-073 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779084 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-074 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 95. BDL BDL BDL BDL
70 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.2 12. 6.2 6.2 6.2 6.2 6.2 6.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779084 GC-074 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779085 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-075 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1700 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779085 GC-075 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779086 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-076 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 960 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 45. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779086 GC-076 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779087 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-077 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2.6 BDL BDL BDL BDL
122 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779087 GC-077 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779088 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-078 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 56. 110 56. 56. 56. 56. 56. 56. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779088 GC-078 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779089 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-079 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 6.1 BDL BDL BDL BDL
56 AR1016 level affected by Aroclor 1242 level Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779089 GC-079 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 15-AUG-07 A779090 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-080 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 15-AUG-07

Analysis Date: 16-AUG-07 11:13 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
126 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 14-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 15-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 5.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779090 GC-080 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779295 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-081 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL 540 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 26. 51. 26. 26. 26. 26. 26. 26. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Ar1016 not reported on the MS/MSD due to high AR1242 levels in the sample

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779295 GC-081
Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779296 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-082 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 340 BDL BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779296 GC-082 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779297 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-083 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 520 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 25. 50. 25. 25. 25. 25. 25. 25. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779297 GC-083 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779298 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-084 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 14. BDL BDL BDL BDL
134 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779298 GC-084 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779299 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-085 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
136 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779299 GC-085 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779300 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-086 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 14. BDL BDL BDL BDL
128 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779300 GC-086 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779301 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-087 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
134 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779301 GC-087 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779302 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-088 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779302 GC-088 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779303 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-089 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
114 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.5 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779303 GC-089 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779304 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-090 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 14. BDL BDL BDL BDL
112 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779304 GC-090 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779305 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-091 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
118 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779305 GC-091 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779306 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-092 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL 2.4 BDL BDL BDL BDL
116 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779306 GC-092 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779307 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-093 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
134 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779307 GC-093 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779308 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-094 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 20. BDL BDL BDL BDL
126 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779308 GC-094 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779309 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-095 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
96 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779309 GC-095 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779310 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-096 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 790 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 47. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779310 GC-096 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779311 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-097 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 4.2 BDL BDL BDL BDL
110 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779311 GC-097 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779312 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-098 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 1.5 BDL BDL BDL BDL
110 Aroclor pattern degraded Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779312 GC-098 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779313 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-099 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 8.6 BDL BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779313 GC-099 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779314 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-100 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 17-AUG-07 16:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
116 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779314 GC-100 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779315 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-101 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.15 100 5

BDL BDL BDL 25. BDL BDL BDL BDL
126 Ar1016 in the MS and MSD not reported due to Ar1242 levels in the sample. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779315 GC-101 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779316 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-102 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
136 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779316 GC-102 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779317 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-103 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2.1 BDL BDL BDL BDL
132 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779317 GC-103 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779318 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-104 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 1.4 BDL BDL BDL BDL
132 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779318 GC-104 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779319 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-105 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 24. BDL BDL BDL BDL
130 Ar1242 is degraded and shows some Ar1248 characteristics. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779319 GC-105 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779320 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-106 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 19. BDL BDL BDL BDL
132 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779320 GC-106 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779321 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-107 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.17 100 5

BDL BDL BDL 2.8 BDL BDL BDL BDL
126 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779321 GC-107 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779322 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-108 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 140 BDL BDL BDL BDL
130 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.8 12. 5.8 5.8 5.8 5.8 5.8 5.8 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779322 GC-108 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779323 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-109 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 330 BDL BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779323 GC-109 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779324 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-110 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.14 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
120 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779324 GC-110 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779325 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-111 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 44. BDL BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779325 GC-111 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779326 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-112 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1.4 BDL BDL BDL BDL
128 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779326 GC-112 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779327 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-113 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL 2.9 BDL BDL BDL BDL
120 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779327 GC-113 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779328 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-114 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1.4 BDL BDL BDL BDL
134 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779328 GC-114 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779329 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-115 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 13. BDL BDL BDL BDL
132 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779329 GC-115 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779330 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-116 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.14 100 5

BDL BDL BDL E 6100 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779330 GC-116 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 20-AUG-07 20-AUG-07 16-AUG-07 A779331 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-117 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 16-AUG-07

Analysis Date: 16-AUG-07 04:23 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 450 BDL BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 15-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 16-AUG-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.7 C. Sample chain of custody number RMT. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A779331 GC-117 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 20-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780163 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-118 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 9.3 BDL BDL BDL BDL
60 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780163 GC-118 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780164 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-119 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
70 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.7 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 75 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780164 GC-119 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780165 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-120 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 7.8 BDL BDL BDL BDL
66 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780165 GC-120 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780166 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-121 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 24. BDL BDL BDL BDL
64 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.5 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780166 GC-121 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780167 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-122 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
66 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780167 GC-122 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780168 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-123 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 4.9 BDL BDL BDL BDL
62 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780168 GC-123 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780169 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-124 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 7.0 BDL BDL BDL BDL
66 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780169 GC-124 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780170 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-125 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 80. BDL BDL BDL BDL
64 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.4 4.8 2.4 2.4 2.4 2.4 2.4 2.4 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780170 GC-125 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780171 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-126 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 5.2 BDL BDL BDL BDL
64 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780171 GC-126 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780172 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-127 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100.5

BDL BDL BDL 5.7 BDL BDL BDL BDL
64 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780172 GC-127 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780173 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-128 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 4.9 BDL BDL BDL BDL
56 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780173 GC-128 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780174 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-129 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 8.6 BDL BDL BDL BDL
56 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780174 GC-129 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780175 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-130 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
64 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.5 5.0 2.5 2.5 2.5 2.5 2.5 2.5 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780175 GC-130 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780176 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-131 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 4.9 BDL BDL BDL BDL
56 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780176 GC-131 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780177 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-132 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 2.5 BDL BDL BDL BDL
66 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780177 GC-132 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780178 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-133 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 18. BDL BDL BDL BDL
64 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.9 3.8 1.9 1.9 1.9 1.9 1.9 1.9 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 52 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780178 GC-133 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780179 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-134 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 380 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780179 GC-134 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780180 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-135 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 31. BDL BDL BDL BDL
62 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780180 GC-135 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780181 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-136 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 49. BDL BDL BDL BDL
70 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780181 GC-136 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780182 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-137 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 23-AUG-07

Analysis Date: 23-AUG-07 18:51 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 250 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780182 GC-137 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780183 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-138 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 80. BDL BDL BDL BDL
140 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.2 10. 5.2 5.2 5.2 5.2 5.2 5.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 High aroclor levels required dilution.

Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780183 GC-138
Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780184 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-139 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
126 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.5 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780184 GC-139 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780185 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-140 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2.3 BDL BDL BDL BDL
164 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780185 GC-140 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780186 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-141 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 4.2 BDL BDL BDL BDL
140 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780186 GC-141 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780187 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-142 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780187 GC-142 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780188 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-143 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 6.3 BDL BDL BDL BDL
120 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780188 GC-143 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780189 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-144 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 6.4 BDL BDL BDL BDL
134 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780189 GC-144 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780190 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-145 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 700 BDL BDL BDL BDL
D 1:25 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 26. 52. 26. 26. 26. 26. 26. 26. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 High aroclor levels required dilution.

Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit D Diluted sample Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780190 GC-145
Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780191 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-146 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780191 GC-146 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780192 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-147 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 580 BDL BDL BDL BDL
D 1:25 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 26. 53. 26. 26. 26. 26. 26. 26. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 High aroclor levels required dilution.

Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit D Diluted sample Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780192 GC-147
Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780193 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-148 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
114 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780193 GC-148 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780194 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-149 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 14. BDL BDL BDL BDL
144 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780194 GC-149 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780195 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-150 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 14. BDL BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780195 GC-150 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780196 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-151 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 22. BDL BDL BDL BDL
112 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780196 GC-151 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780197 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-152 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL 15. BDL BDL BDL BDL
142 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780197 GC-152 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780198 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-153 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 4.0 BDL BDL BDL BDL
122 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780198 GC-153 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780199 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-154 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 1.8 BDL BDL BDL BDL
136 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780199 GC-154 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780200 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-155 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 51. BDL BDL BDL BDL
170 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.8 12. 5.8 5.8 5.8 5.8 5.8 5.8 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 High aroclor levels required dilution.

Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780200 GC-155
Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780201 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-156 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 11. BDL BDL BDL BDL
138 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780201 GC-156 Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 27-AUG-07 27-AUG-07 23-AUG-07 A780202 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-157 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 13:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 590 BDL BDL BDL BDL
D 1:25 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 29. 58. 29. 29. 29. 29. 29. 29. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 22-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 23-AUG-07 15:30 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 High aroclor levels required dilution.

Percent 0.001 Parameter Det. Limit Result Units ICE MELT PRESENT. SK 8-23-07 Sample Comments BDL Below Detection Limit D Diluted sample Sample was not received on ice at temperature 6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780202 GC-157
Analyst: G. COOPER



### Approved by: CHRISTOPHER BOYLE 27-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780355 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-158 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL 210 BDL BDL BDL
180 1:10 Dilution. Surrogate recovery high due to dilution. Aroclor 1248 shows Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 high level of degradation.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780355 GC-158
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780356 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-159 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.20 100 5

BDL BDL BDL 340 BDL BDL BDL BDL
220 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Surrogate recovery high due to dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780356 GC-159
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780357 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-160 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1000 BDL BDL BDL BDL
240 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Surrogate recovery high due to dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780357 GC-160
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780358 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-161 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 1000 BDL BDL BDL BDL
D 1:25 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 26. 53. 26. 26. 26. 26. 26. 26. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780358 GC-161 Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780359 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-162 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 590 BDL BDL BDL BDL
200 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 47. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Surrogate recovery high due to dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780359 GC-162
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780360 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-163 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 490 BDL BDL BDL BDL
180 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Surrogate recovery is high.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780360 GC-163
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780361 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-164 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 97. BDL BDL BDL
150 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.4 13. 6.4 6.4 6.4 6.4 6.4 6.4 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Aroclor 1248 is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780361 GC-164
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780362 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-165 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL 78. BDL BDL BDL
160 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.5 13. 6.5 6.5 6.5 6.5 6.5 6.5 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Surrogate recovery high due to dilution. Aroclor 1248 is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780362 GC-165
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780363 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-166 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 580 BDL BDL BDL BDL
200 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 25. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Surrogate recovery high due to dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780363 GC-166
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780364 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-167 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
D 1:25 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 28. 56. 28. 28. 28. 28. 28. 28. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780364 GC-167 Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780365 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-168 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 46. BDL BDL BDL BDL
86 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780365 GC-168 Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 29-AUG-07 29-AUG-07 24-AUG-07 A780366 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-169 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 27-AUG-07 12:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100.5

BDL BDL BDL 410 BDL BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Surrogate high due to dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780366 GC-169
Analyst: G. WATSON



### Approved by: CHRISTOPHER BOYLE 29-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780367 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-170 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 9.5 BDL BDL BDL BDL
87.0 Due to the presence of Aroclor 1242 in the sample, the Aroclor 1016 in the Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 matrix spike and matrix spike duplicate could not be reported.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780367 GC-170
Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780368 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-171 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.98 100 5

BDL BDL BDL 9.1 BDL BDL BDL BDL
86.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780368 GC-171 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780369 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-172 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 72. BDL BDL BDL BDL
90.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.8 12. 5.8 5.8 5.8 5.8 5.8 5.8 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780369 GC-172 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780370 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-173 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2.6 BDL BDL BDL BDL
100.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780370 GC-173 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780371 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-174 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 25. BDL BDL BDL BDL
86.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780371 GC-174 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780372 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-175 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
84.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780372 GC-175 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780373 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-176 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 4.1 BDL BDL BDL BDL
78.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780373 GC-176 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780374 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-177 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
84.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.4 2.8 1.4 1.4 1.4 1.4 1.4 1.4 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 71 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780374 GC-177 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780375 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-178 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 18. BDL BDL BDL BDL
114.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780375 GC-178 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780376 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-179 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 540 BDL BDL BDL BDL
80.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 45. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780376 GC-179 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780377 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-180 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL 390 BDL BDL BDL BDL
120.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780377 GC-180 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780378 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-181 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 25. BDL BDL BDL BDL
88.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780378 GC-181 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780379 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-182 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 3.3 BDL BDL BDL BDL
84.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780379 GC-182 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780380 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-183 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 200 BDL BDL BDL BDL
80.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 25. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780380 GC-183 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780381 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-184 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL 42. BDL BDL BDL BDL
100.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780381 GC-184 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780382 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-185 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.98 100 5

BDL BDL BDL 1.6 BDL BDL BDL BDL
82.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780382 GC-185 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780383 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-186 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 150 BDL BDL BDL BDL
70.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.8 12. 5.8 5.8 5.8 5.8 5.8 5.8 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780383 GC-186 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780384 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-187 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 4.2 BDL BDL BDL BDL
92.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780384 GC-187 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780385 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-188 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 43. BDL BDL BDL BDL
62.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780385 GC-188 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780386 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-189 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 24-AUG-07 06:17 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.99 100 5

BDL BDL BDL 3.7 BDL BDL BDL BDL
104.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780386 GC-189 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780387 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-190 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 4.0 BDL BDL BDL BDL
90.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780387 GC-190 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780388 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-191 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 3400 BDL BDL BDL BDL
D 1:200 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 240 490 240 240 240 240 240 240 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780388 GC-191 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780389 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-192 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL 110 BDL BDL BDL BDL
100.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.2 12. 6.2 6.2 6.2 6.2 6.2 6.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Aroclor 1242 is degraded and shows some Aroclor 1248 characteristics.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780389 GC-192
Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780390 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-193 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780390 GC-193 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780391 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-194 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 10. BDL BDL BDL BDL
82.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780391 GC-194 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780392 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-195 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL 75. BDL BDL BDL BDL
100.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.7 11. 5.7 5.7 5.7 5.7 5.7 5.7 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Aroclor 1242 is degraded and shows some Aroclor 1248 characteristics.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780392 GC-195
Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780393 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-196 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 280 BDL BDL BDL BDL
140.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780393 GC-196 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780394 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-197 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 290 BDL BDL BDL BDL
120.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780394 GC-197 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780395 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-198 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 450 BDL BDL BDL BDL
160.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780395 GC-198 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780396 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-199 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 110 BDL BDL BDL BDL
110.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.2 12. 6.2 6.2 6.2 6.2 6.2 6.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780396 GC-199 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780397 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-200 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780397 GC-200 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780398 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-201 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.14 100 5

BDL BDL BDL 980 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780398 GC-201 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780399 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-202 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 280 BDL BDL BDL BDL
120.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780399 GC-202 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780400 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-203 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL 20. BDL BDL BDL BDL
66.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780400 GC-203 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780401 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-204 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 4.7 BDL BDL BDL BDL
96.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780401 GC-204 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780402 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-205 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.19 100 5

BDL BDL BDL 420 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 47. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780402 GC-205 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780403 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-206 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 140 BDL BDL BDL BDL
160.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780403 GC-206 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 28-AUG-07 29-AUG-07 24-AUG-07 A780404 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-207 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 24-AUG-07

Analysis Date: 25-AUG-07 14:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 450 BDL BDL BDL BDL
80.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 44. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 23-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 24-AUG-07 15:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.1 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780404 GC-207 Analyst: G. WATSON



### Approved by: SCOTT BRYAN 28-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780626 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-208 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1.7 BDL BDL BDL BDL
68 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780626 GC-208 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780627 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-209 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2.3 BDL BDL BDL BDL
82 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780627 GC-209 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780628 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-210 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
80 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780628 GC-210 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780629 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-211 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 3.0 BDL BDL BDL BDL
68 Aroclor 1242 shows degradation. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780629 GC-211 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780630 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-212 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
70 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780630 GC-212 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780631 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-213 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:40 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 43. 87. 43. 43. 43. 43. 43. 43. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.1

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15
Analysis Date: 29-AUG-07 Instrument: PREP Test: G401.6.0

Test: P231.1.1 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) SOLIDS
INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO 92
10.11 100 5 Aroclor 1242 is degraded and displays some Aroclor 1248 characteristics.

Percent
Grams mL 0.001 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780631 GC-213
Analyst: J. CROFFIE
Analyst: K. VEST



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780632 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-214 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 230 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780632 GC-214 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780633 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-215 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
92 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780633 GC-215 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780634 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-216 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
76 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780634 GC-216 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780635 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-217 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 1.8 BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780635 GC-217 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780636 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-218 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 3.4 BDL BDL BDL BDL
88 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.0 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 98 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780636 GC-218 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780637 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-219 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 2.9 BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780637 GC-219 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780638 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-220 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 38. BDL BDL BDL BDL
76 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780638 GC-220 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780639 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-221 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 2500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780639 GC-221 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780640 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-222 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 49. BDL BDL BDL BDL
90 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780640 GC-222 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780641 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-223 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 15. BDL BDL BDL BDL
70 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780641 GC-223 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780642 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-224 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 5.5 BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780642 GC-224 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780643 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-225 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 610 BDL BDL BDL BDL
80 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780643 GC-225 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780644 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-226 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 2.9 BDL BDL BDL BDL
72 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780644 GC-226 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780645 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-227 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780645 GC-227 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780646 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-228 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
94 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780646 GC-228 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780647 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-229 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL BDL 58. BDL BDL BDL
120.0 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.2 4.4 2.2 2.2 2.2 2.2 2.2 2.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Aroclor 1248 is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780647 GC-229
Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780648 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-230 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
98.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 3.1 6.2 3.1 3.1 3.1 3.1 3.1 3.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 32 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780648 GC-230 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780649 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-231 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
94.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780649 GC-231 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780650 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-232 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
98.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780650 GC-232 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780651 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-233 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 77. BDL BDL BDL
72.0 1:2 Dilution. Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.2 4.4 2.2 2.2 2.2 2.2 2.2 2.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Due to high concentration of Aroclor 1248, Aroclor 1016 is not reported in MS/MSD.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780651 GC-233
Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780652 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-234 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL 270 BDL BDL BDL
120.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Aroclor 1248 is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780652 GC-234
Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780653 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-235 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.98 100 5

BDL BDL BDL BDL 8.5 BDL BDL BDL
102.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780653 GC-235 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780654 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-236 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.96 100 5

BDL BDL BDL BDL 3.1 BDL BDL BDL
98.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780654 GC-236 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780655 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-237 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
82.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780655 GC-237 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780656 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-238 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.99 100 5

BDL BDL BDL BDL 1.8 BDL BDL BDL
94.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780656 GC-238 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780657 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-239 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
96.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780657 GC-239 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780658 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-240 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.19 100 5

BDL BDL BDL BDL 44. BDL BDL BDL
88.0 1:2 Dilution. Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.0 4.0 2.0 2.0 2.0 2.0 2.0 2.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 100 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780658 GC-240 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780659 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-241 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL BDL 130 BDL BDL BDL
80.0 1:5 Dilution. Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.7 11. 5.7 5.7 5.7 5.7 5.7 5.7 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780659 GC-241 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780660 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-242 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL BDL 110 BDL BDL BDL
80.0 1:5 Dilution. Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.7 11. 5.7 5.7 5.7 5.7 5.7 5.7 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780660 GC-242 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780661 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-243 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 360 BDL BDL BDL BDL
100.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780661 GC-243 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780662 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-244 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 1300 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 55. 110 55. 55. 55. 55. 55. 55. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780662 GC-244 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780663 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-245 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 2500 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780663 GC-245 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780664 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-246 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.15 100 5

BDL BDL BDL BDL 69. BDL BDL BDL
70.0 1:5 Dilution. Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.6 11. 5.6 5.6 5.6 5.6 5.6 5.6 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780664 GC-246 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780665 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-247 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 62. BDL BDL BDL
80.0 1:2 Dilution. Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.2 4.4 2.2 2.2 2.2 2.2 2.2 2.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780665 GC-247 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780666 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-248 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100.5

BDL BDL BDL 780 BDL BDL BDL BDL
120.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 43. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780666 GC-248 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780667 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-249 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 5300 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 230 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780667 GC-249 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780668 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-250 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 400 BDL BDL BDL BDL
100.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780668 GC-250 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780669 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-251 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
80.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780669 GC-251 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780670 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-252 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.20 100 5

BDL BDL BDL 8.0 BDL BDL BDL BDL
78.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780670 GC-252 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780671 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-253 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 17. BDL BDL BDL BDL
78.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780671 GC-253 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780672 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-254 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 11. BDL BDL BDL BDL
82.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780672 GC-254 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780678 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-255 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:00 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 3100 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 230 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780678 GC-255 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780679 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-256 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 1500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 55. 110 55. 55. 55. 55. 55. 55. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780679 GC-256 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780680 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-257 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 2.3 BDL BDL BDL BDL
74.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780680 GC-257 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780681 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-258 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 13. BDL BDL BDL BDL
108.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780681 GC-258 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780682 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-259 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 160 BDL BDL BDL BDL
80.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780682 GC-259 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780683 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-260 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 9.9 BDL BDL BDL BDL
78.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780683 GC-260 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780684 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-261 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 3700 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780684 GC-261 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780685 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-262 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780685 GC-262 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780686 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-263 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 56. 110 56. 56. 56. 56. 56. 56. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780686 GC-263 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780687 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-264 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 870 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780687 GC-264 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780688 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-265 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 670 BDL BDL BDL BDL
80.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 46. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780688 GC-265 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780689 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-266 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 360 BDL BDL BDL BDL
80.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 46. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780689 GC-266 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780690 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-267 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 94. BDL BDL BDL BDL
60.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780690 GC-267 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780691 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-268 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 550 BDL BDL BDL BDL
80.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 25. 50. 25. 25. 25. 25. 25. 25. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780691 GC-268 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780692 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-269 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 50. BDL BDL BDL BDL
60.0 Aroclor 1242 is degraded and displays some Aroclor 1248 characteristics. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780692 GC-269 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780693 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-270 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 860 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 52. 100 52. 52. 52. 52. 52. 52. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780693 GC-270 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780694 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-271 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 20. BDL BDL BDL BDL
52.0 Aroclor 1242 is degraded and displays some Aroclor 1248 characteristics. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780694 GC-271 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780695 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-272 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 28. BDL BDL BDL BDL
68.0 Aroclor 1242 is degraded and displays some Aroclor 1248 characteristics. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780695 GC-272 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780696 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-273 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:46 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 9.0 BDL BDL BDL BDL
50.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780696 GC-273 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780697 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-274 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 3.3 BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780697 GC-274 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780698 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-275 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 520 BDL BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780698 GC-275 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780699 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-276 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 70. BDL BDL BDL BDL
84 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.2 4.3 2.2 2.2 2.2 2.2 2.2 2.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780699 GC-276 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780700 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-277 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 22. BDL BDL BDL BDL
66 Aroclor 1242 shows degradation and exhibits some Aroclor 1248 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 characteristics.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780700 GC-277
Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780701 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-278 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 28-AUG-07 16:25 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL E 2700 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 55. 110 55. 55. 55. 55. 55. 55. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Value is estimated. High calibration standard is 1.0 mg/L and extract, after dilution, was 1.023 mg/L.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780701 GC-278
Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780706 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-279 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 330 BDL BDL BDL BDL
100.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780706 GC-279 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780707 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-280 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL BDL 16. BDL BDL BDL
80.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780707 GC-280 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780708 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-281 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 13. BDL BDL BDL
106.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780708 GC-281 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780709 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-282 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL BDL 11. BDL BDL BDL
84.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780709 GC-282 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780710 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-283 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 1.6 BDL BDL BDL
86.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780710 GC-283 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780711 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-284 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL BDL 23. BDL BDL BDL
70.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780711 GC-284 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 31-AUG-07 31-AUG-07 28-AUG-07 A780712 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-285 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 28-AUG-07

Analysis Date: 29-AUG-07 10:11 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL BDL 1.8 BDL BDL BDL
156.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 27-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 28-AUG-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 11.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780712 GC-285 Analyst: J. CROFFIE



### Approved by: CHRISTOPHER BOYLE 31-AUG-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-SEP-07 13-SEP-07 30-AUG-07 A780953 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-286 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 30-AUG-07

Analysis Date: 30-AUG-07 16:44 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL E 7300 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 29-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 30-AUG-07 17:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 1.7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780953 GC-286 Analyst: J. SMITH



### Approved by: SCOTT BRYAN 04-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-SEP-07 13-SEP-07 30-AUG-07 A780954 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-287 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 30-AUG-07

Analysis Date: 30-AUG-07 16:44 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL E 1400 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 45. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 29-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 30-AUG-07 17:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 1.7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780954 GC-287 Analyst: J. SMITH



### Approved by: SCOTT BRYAN 04-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-SEP-07 13-SEP-07 30-AUG-07 A780955 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-288 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 30-AUG-07

Analysis Date: 30-AUG-07 16:44 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.15 100 5

BDL BDL BDL 4.8 BDL BDL BDL BDL
88 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 29-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 30-AUG-07 17:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780955 GC-288 Analyst: J. SMITH



### Approved by: SCOTT BRYAN 04-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-SEP-07 13-SEP-07 30-AUG-07 A780956 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-289 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 30-AUG-07

Analysis Date: 30-AUG-07 16:44 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 390 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 210 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 29-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 30-AUG-07 17:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 1.7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780956 GC-289 Analyst: J. SMITH



### Approved by: SCOTT BRYAN 04-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-SEP-07 13-SEP-07 30-AUG-07 A780957 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-290 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 30-AUG-07

Analysis Date: 30-AUG-07 16:44 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 3.0 BDL BDL BDL BDL
86 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 29-AUG-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 30-AUG-07 17:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A780957 GC-290 Analyst: J. SMITH



### Approved by: SCOTT BRYAN 04-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781642 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-291 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 10 5

BDL BDL BDL 3800 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781642 GC-291 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781643 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-292 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 10 5

BDL BDL BDL BDL 67. BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Aroclor 1248 exhibits degradation.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781643 GC-292
Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781644 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-293 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 10 5

BDL BDL BDL BDL 98. BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Aroclor 1248 exhibits degradation.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781644 GC-293
Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781645 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-294 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 10 5

BDL BDL BDL BDL 66. BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Aroclor 1248 exhibits degradation.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781645 GC-294
Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781646 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-295 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 10 5

BDL BDL BDL BDL 560 BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 45. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781646 GC-295 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781647 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-296 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 10 5

BDL BDL BDL 430 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781647 GC-296 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781648 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-297 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 10 5

BDL BDL BDL BDL 95. BDL BDL BDL
120 Aroclor 1248 exhibits degradation. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781648 GC-297 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781649 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-298 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 10 5

BDL BDL BDL 1400 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781649 GC-298 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781632 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-299 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 10 5

BDL BDL BDL 3500 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 130 260 130 130 130 130 130 130 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781632 GC-299 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781633 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-300 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 10 5

BDL BDL BDL E 9100 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Value reported as estimated as value falls outside calibration even after dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781633 GC-300
Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781634 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-301 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 10 5

BDL BDL BDL 920 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781634 GC-301 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781635 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-302 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 10 5

BDL BDL BDL 1400 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781635 GC-302 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781636 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-303 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 10 5

BDL BDL BDL 120 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781636 GC-303 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781637 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-304 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 10 5

BDL BDL BDL 5.3 BDL BDL BDL BDL
78 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781637 GC-304 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781638 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-305 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 10 5

BDL BDL BDL 3.0 BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781638 GC-305 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781639 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-306 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 10 5

BDL BDL BDL 1.3 BDL BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781639 GC-306 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781640 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-307 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 10 5

BDL BDL BDL 2.2 BDL BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781640 GC-307 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-SEP-07 12-SEP-07 07-SEP-07 A781641 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-308 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 07-SEP-07

Analysis Date: 08-SEP-07 09:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 10 5

BDL BDL BDL 1.2 BDL BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 07-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A781641 GC-308 Analyst: T. DRIGGERS



### Approved by: CHRISTOPHER BOYLE 12-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782300 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-309 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
108 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 08:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782300 GC-309 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782301 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: DG-310 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
102 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 08:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782301 DG-310 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782302 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: DG-311 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.14 100 5

BDL BDL BDL BDL 240 BDL BDL BDL
200 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 21. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 08:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 DCB skewed high due to high aroclor in sample and interference.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782302 DG-311
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782303 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: DG-312 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL 1000 BDL BDL BDL
400 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 43. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 08:17 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 DCB skewed high due to high aroclor in sample and interference.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782303 DG-312
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782304 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: DG-313 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 1500 BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 56. 110 56. 56. 56. 56. 56. 56. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 09:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782304 DG-313 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782328 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-314 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.12 100 5

BDL BDL BDL 11. BDL BDL BDL BDL
110 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782328 GC-314 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782305 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: DG-315 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.12 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 09:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782305 DG-315 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782306 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: DG-316 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
88 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 09:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782306 DG-316 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782327 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-317 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 78. BDL BDL BDL BDL
92 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.1 4.2 2.1 2.1 2.1 2.1 2.1 2.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782327 GC-317 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-OCT-07 01-OCT-07 27-SEP-07 A783759 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-318 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 27-SEP-07

Analysis Date: 27-SEP-07 16:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL E 6000 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 200 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 26-SEP-07 08:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 27-SEP-07 11:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 98 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 2.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A783759 GC-318 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 01-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-OCT-07 01-OCT-07 27-SEP-07 A783760 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-319 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 27-SEP-07

Analysis Date: 27-SEP-07 16:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.12 100 5

BDL BDL BDL 1900 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 51. 100 51. 51. 51. 51. 51. 51. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 26-SEP-07 08:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 27-SEP-07 11:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 98 Aroclor 1242 is degraded and exhibits some Aroclor 1248 characteristics.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A783760 GC-319
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 01-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 01-OCT-07 01-OCT-07 27-SEP-07 A783761 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-320 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 27-SEP-07

Analysis Date: 27-SEP-07 16:49 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 230 BDL BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 21. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 26-SEP-07 08:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 27-SEP-07 11:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Surrogate biased high due to dilution. Aroclor 1242 is degraded and exhibits some Aroclor 1248 characteristics.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A783761 GC-320
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 01-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784485 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-321 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 2100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 59. 120 59. 59. 59. 59. 59. 59. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Due to high levels of Aroclor 1242 in the sample and coellution of Aroclor 1016 and Aroclor 1242, the Aroclor 1016 recovery was not reportable in the MS/MSD.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784485 GC-321
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784486 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-322 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 3100 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 200 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 99 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784486 GC-322 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784487 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-323 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL 3300 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784487 GC-323 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784488 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-324 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 2600 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 230 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784488 GC-324 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784489 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-325 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.96 100 5

BDL BDL BDL BDL 270 BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784489 GC-325
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784490 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-326 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 28. BDL BDL BDL
128.0 Aroclor is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784490 GC-326 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784491 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-327 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL BDL 3200 BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 210 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784491 GC-327
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784492 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-328 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 680 BDL BDL BDL BDL
120.0 Aroclor 1242 is degraded and has some Aroclor 1248 characteristics. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 21. 41. 21. 21. 21. 21. 21. 21. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 1:20 Dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784492 GC-328
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784493 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-329 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 2400 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784493 GC-329 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784494 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-330 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 2400 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 210 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 10:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784494 GC-330 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784495 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-331 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.97 100 5

BDL BDL BDL 3900 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784495 GC-331 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784496 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-332 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.99 100 5

BDL BDL BDL 28. BDL BDL BDL BDL
116.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784496 GC-332 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784497 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-333 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.99 100 5

BDL BDL BDL 2900 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784497 GC-333 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784498 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-334 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 110 BDL BDL BDL
120.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.6 11. 5.6 5.6 5.6 5.6 5.6 5.6 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784498 GC-334
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784499 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-335 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.98 100 5

BDL BDL BDL 7800 BDL BDL BDL BDL
D 1:200 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 210 420 210 210 210 210 210 210 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784499 GC-335 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784500 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-336 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL 26. BDL BDL BDL BDL
118.0 Aroclor 1242 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784500 GC-336 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784501 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-337 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.13 100 5

BDL BDL BDL 2000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784501 GC-337 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784502 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-338 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 2600 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784502 GC-338 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784503 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-339 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 3200 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784503 GC-339 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784504 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-340 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 20:37 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.98 100 5

BDL BDL BDL 1800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 12:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 17:05 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784504 GC-340 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784513 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-341 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 650 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 46. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 13:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784513 GC-341 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784514 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-342 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 2300 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 210 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 13:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784514 GC-342 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784515 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-343 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 13:37 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784515 GC-343 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784385 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-344 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 1800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 14:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Aroclor 1016 was not reportable due to high levels of coeluting aroclor in sample.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784385 GC-344
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784386 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-345 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 14:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784386 GC-345 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784387 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-346 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 950 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 46. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784387 GC-346 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784388 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-347 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 2600 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 210 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784388 GC-347 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784389 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-348 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 200 BDL BDL BDL BDL
130 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.1 12. 6.1 6.1 6.1 6.1 6.1 6.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784389 GC-348 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784390 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-349 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 2200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 58. 120 58. 58. 58. 58. 58. 58. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:14 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784390 GC-349 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784391 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-350 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784391 GC-350 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784392 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-351 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 2500 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 230 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784392 GC-351 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784393 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-352 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 350 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784393 GC-352 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784394 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-353 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 3300 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784394 GC-353 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784395 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-354 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 370 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 10. 21. 10. 10. 10. 10. 10. 10. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784395 GC-354 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784396 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-355 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1900 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784396 GC-355 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784397 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-356 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 150 BDL BDL BDL BDL
220 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.9 12. 5.9 5.9 5.9 5.9 5.9 5.9 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Surrogate recovery biased high due to sample matrix effects.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784397 GC-356
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784398 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-357 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 220 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 15:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784398 GC-357 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784399 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-358 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100.5

BDL BDL BDL 750 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 46. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 16:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Surrogate biased high due to sample matrix effects.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784399 GC-358
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784400 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-359 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 10. BDL BDL BDL BDL
134 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 16:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784400 GC-359 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784401 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-360 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 490 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 16:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Surrogate biased high due to sample matrix effects.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784401 GC-360
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784402 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-361 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 540 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 47. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 16:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Surrogate biased high due to sample matrix effects.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784402 GC-361
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784403 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-362 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 38. BDL BDL BDL BDL
114 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 16:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784403 GC-362 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 06-OCT-07 10-OCT-07 03-OCT-07 A784404 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-363 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 03-OCT-07 16:40 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1700 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 71. 140 71. 71. 71. 71. 71. 71. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 16:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 14:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 70 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784404 GC-363 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784418 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-364 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 16:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784418 GC-364 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784405 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-365 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 960 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 26. 52. 26. 26. 26. 26. 26. 26. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784405 GC-365 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784406 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-366 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 56. 110 56. 56. 56. 56. 56. 56. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784406 GC-366 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784407 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-367 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1400 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784407 GC-367 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784408 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-368 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 360 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784408 GC-368 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784409 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-369 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 860 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 58. 120 58. 58. 58. 58. 58. 58. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784409 GC-369 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784410 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-370 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2200 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784410 GC-370 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784411 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-371 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 340 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784411 GC-371 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784412 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-372 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 230 BDL BDL BDL BDL
140 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.4 13. 6.4 6.4 6.4 6.4 6.4 6.4 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784412 GC-372 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784413 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-373 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 150 BDL BDL BDL BDL
150 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 7.6 15. 7.6 7.6 7.6 7.6 7.6 7.6 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 66 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784413 GC-373 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784414 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-374 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 230 BDL BDL BDL BDL
170 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.1 12. 6.1 6.1 6.1 6.1 6.1 6.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Surrogate recovery biased high due to matrix interferences from high levels of aroclors. Aroclor 1242 is degraded

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784414 GC-374

Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784415 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-375 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 380 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 23. 45. 23. 23. 23. 23. 23. 23. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Surrogate recovery biased high due to matrix interferences from high levels of aroclors.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784415 GC-375
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 03-OCT-07 A784416 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-376 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 03-OCT-07

Analysis Date: 04-OCT-07 17:24 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 5.3 BDL BDL BDL BDL
132 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 02-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 03-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784416 GC-376 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 10-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784573 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-377 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 1400 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 07:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784573 GC-377 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784574 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-378 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 07:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784574 GC-378 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784575 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-379 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 2600 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 55. 110 55. 55. 55. 55. 55. 55. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 07:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784575 GC-379 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784576 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-380 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL E 9800 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 220 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 07:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784576 GC-380 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784577 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-381 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 1000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 53. 100 53. 53. 53. 53. 53. 53. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 07:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784577 GC-381 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784578 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-382 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 14. BDL BDL BDL BDL
118 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 07:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784578 GC-382 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784579 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-383 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1.4 BDL BDL BDL BDL
116 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784579 GC-383 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784580 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-384 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784580 GC-384 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784581 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-385 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100.5

BDL BDL BDL 1800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784581 GC-385 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784582 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-386 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784582 GC-386 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784583 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-387 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 330 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784583 GC-387 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784584 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-388 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 25. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784584 GC-388 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784585 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-389 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 250 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784585 GC-389 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784586 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-390 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 110 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784586 GC-390 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784587 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-391 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 380 BDL BDL BDL BDL
220 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Surrogate recovery affected by Aroclor levels in sample and dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784587 GC-391
Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784588 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-392 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 550 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 26. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 08:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784588 GC-392 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784589 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-393 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 280 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 09:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784589 GC-393 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784590 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-394 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL E 3800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 09:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784590 GC-394 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784591 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-395 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 2000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 59. 120 59. 59. 59. 59. 59. 59. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 09:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784591 GC-395 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784592 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-396 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2700 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 59. 120 59. 59. 59. 59. 59. 59. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 09:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784592 GC-396 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784593 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-397 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 990 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 09:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .5 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784593 GC-397 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784596 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-398 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 18. BDL BDL BDL BDL
110 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784596 GC-398 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784597 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-399 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.95 100 5

BDL BDL BDL 1800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784597 GC-399 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784598 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-400 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.96 100 5

BDL BDL BDL 110 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784598 GC-400 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784599 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-401 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 380 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784599 GC-401 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784600 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-402 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.17 100 5

BDL BDL BDL 50. BDL BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784600 GC-402 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784601 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-403 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 4800 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784601 GC-403 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784602 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-404 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 30000 BDL BDL BDL BDL
D 1:500 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 630 1300 630 630 630 630 630 630 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784602 GC-404 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784603 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-405 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.18 100 5

BDL BDL BDL 2200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784603 GC-405 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784604 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-406 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 2500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 54. 110 54. 54. 54. 54. 54. 54. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784604 GC-406 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784605 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-407 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 320 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 10:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784605 GC-407 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784606 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-408 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784606 GC-408 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784607 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-409 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.99 100 5

BDL BDL BDL 180 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784607 GC-409 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784608 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-410 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.31 100 5

BDL BDL BDL 2300 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 71. 140 71. 71. 71. 71. 71. 71. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 70 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784608 GC-410 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784609 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-411 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 3.0 BDL BDL BDL BDL
88 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784609 GC-411 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784610 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-412 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 3.5 BDL BDL BDL BDL
108 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784610 GC-412 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784611 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-413 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.94 100 5

BDL BDL BDL 880 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784611 GC-413 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784612 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-414 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 3000 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 250 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784612 GC-414 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784613 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-415 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:26 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 400 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784613 GC-415 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784614 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-416 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:22 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 1.9 BDL BDL BDL BDL
98.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784614 GC-416 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784615 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-417 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:22 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL 850 BDL BDL BDL
120.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 25. 49. 25. 25. 25. 25. 25. 25. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784615 GC-417 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 04-OCT-07 A784616 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-418 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 04-OCT-07

Analysis Date: 04-OCT-07 18:22 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.99 100 5

BDL BDL BDL 11000 BDL BDL BDL BDL
D 1:200 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 240 480 240 240 240 240 240 240 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 03-OCT-07 12:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. WOOD

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 04-OCT-07 15:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784616 GC-418 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784813 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-419 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784813 GC-419 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784814 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-420 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 9.1 BDL BDL BDL BDL
118 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784814 GC-420 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784815 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-421 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 42. BDL BDL BDL BDL
130 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784815 GC-421 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784816 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-422 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 55. 110 55. 55. 55. 55. 55. 55. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784816 GC-422 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784817 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-423 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 7.0 BDL BDL BDL BDL
110 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784817 GC-423 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784818 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-424 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784818 GC-424 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784819 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-425 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL E 780 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784819 GC-425 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784820 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-426 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 600 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784820 GC-426 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784821 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-427 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL E 7200 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 210 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 07:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784821 GC-427 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784822 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-428 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL E 670 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784822 GC-428 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784823 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-429 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 290 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784823 GC-429 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784824 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-430 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784824 GC-430 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784825 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-431 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 3.3 BDL BDL BDL BDL
138 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784825 GC-431 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784826 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-432 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 2100 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 250 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784826 GC-432 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784827 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-433 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 89. BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 10. 21. 10. 10. 10. 10. 10. 10. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784827 GC-433 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784828 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-434 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 170 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 26. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784828 GC-434 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784829 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-435 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 400 BDL BDL BDL BDL
180 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 09:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Surrogate affected by aroclor levels and dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784829 GC-435
Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784830 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-436 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL E 720 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 09:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784830 GC-436 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784831 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-437 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 430 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 09:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784831 GC-437 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784832 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-438 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 19:29 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 09:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784832 GC-438 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 10-OCT-07 05-OCT-07 A784833 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-439 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1700 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 08:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784833 GC-439 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784836 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-440 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 38. BDL BDL BDL BDL
88.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784836 GC-440 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784837 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-441 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 3200 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 130 260 130 130 130 130 130 130 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784837 GC-441 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784838 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-442 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 300 BDL BDL BDL BDL
100.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784838 GC-442 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784839 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-443 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784839 GC-443 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784840 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-444 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784840 GC-444 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784841 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-445 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 2.2 BDL BDL BDL BDL
156.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784841 GC-445 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784842 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-446 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 3.2 BDL BDL BDL BDL
128.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784842 GC-446 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784843 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-447 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 230 BDL BDL BDL BDL
160.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Surrogate recovery skewed high due to high level of aroclor in sample.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784843 GC-447
Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784844 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-448 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 52. BDL BDL BDL
120.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.5 11. 5.5 5.5 5.5 5.5 5.5 5.5 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784844 GC-448 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784845 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-449 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 10. BDL BDL BDL
114.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784845 GC-449 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 08-OCT-07 08-OCT-07 05-OCT-07 A784846 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-450 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 05-OCT-07

Analysis Date: 05-OCT-07 06:19 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 9.1 BDL BDL BDL
90.0 Aroclor 1248 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 04-OCT-07 11:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: D. EISELE Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 05-OCT-07 16:15 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A784846 GC-450 Analyst: J. ZEUNIC



### Approved by: CHRISTOPHER BOYLE 08-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785102 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-451 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 210 BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Aroclor is degraded. Surrogate recovery affected by dilution and high aroclor level.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785102 GC-451
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785103 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-452 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 19. BDL BDL BDL
110 Aroclor is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785103 GC-452 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785104 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-453 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 16. BDL BDL BDL
120 Aroclor is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785104 GC-453 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785105 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-454 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL 140 BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Surrogate recovery affected by dilution and high aroclor level. Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785105 GC-454
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785106 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-455 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 150 BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785106 GC-455
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785107 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-456 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.25 100 5

BDL BDL BDL BDL 10. BDL BDL BDL
134.0 Aroclor is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785107 GC-456 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785108 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-457 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL BDL 13. BDL BDL BDL
158 Aroclor is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785108 GC-457 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785109 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-458 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL BDL 140 BDL BDL BDL
180 1:10 Dilution. Surrogate recovery affected by dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 10. 21. 10. 10. 10. 10. 10. 10. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785109 GC-458
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785110 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-459 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL 62. BDL BDL BDL
130 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.7 11. 5.7 5.7 5.7 5.7 5.7 5.7 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 07:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785110 GC-459
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785111 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-460 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.25 100 5

BDL BDL BDL BDL 210 BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785111 GC-460
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785112 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-461 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.19 100 5

BDL BDL BDL BDL 8.9 BDL BDL BDL
110 Aroclor is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785112 GC-461 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785113 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-462 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 61. BDL BDL BDL BDL
92.0 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.1 4.2 2.1 2.1 2.1 2.1 2.1 2.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785113 GC-462 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785114 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-463 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.26 100 5

BDL BDL BDL 860 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 22. 43. 22. 22. 22. 22. 22. 22. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785114 GC-463 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785115 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-464 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL E 580 BDL BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit E Estimated. Exceeds calibration range Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785115 GC-464 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785116 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-465 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.11 100 5

BDL BDL BDL 2200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 53. 110 53. 53. 53. 53. 53. 53. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785116 GC-465 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785117 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-466 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 13. BDL BDL BDL BDL
124.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785117 GC-466 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785118 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-467 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 32. BDL BDL BDL BDL
138 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785118 GC-467 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785119 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-468 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL 2.4 BDL BDL BDL BDL
140 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785119 GC-468 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785120 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-469 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.22 100 5

BDL BDL BDL 240 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 21. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785120 GC-469 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785121 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-470 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 3.8 BDL BDL BDL BDL
148 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 05-OCT-07 08:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785121 GC-470 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785166 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-471 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
114 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.7 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 75 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785166 GC-471 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785124 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-473 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 34. BDL BDL BDL BDL
130 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785124 GC-473 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785125 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-474 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
140 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.7 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 75 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785125 GC-474 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785126 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-475 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.21 100 5

BDL BDL BDL 2.8 BDL BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.7 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 75 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785126 GC-475 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785127 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-476 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 340 BDL BDL BDL BDL
100.0 Aroclor 1016 not reported on MS/MSD due to Aroclor 1242 levels. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 13. 26. 13. 13. 13. 13. 13. 13. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 1:10 Dilution.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785127 GC-476
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785128 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-477 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 1800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 63. 130 63. 63. 63. 63. 63. 63. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785128 GC-477 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785129 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-478 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 2400 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 59. 120 59. 59. 59. 59. 59. 59. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785129 GC-478 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785130 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-479 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 1900 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785130 GC-479 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785131 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-480 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 600 BDL BDL BDL BDL
80.0 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 47. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785131 GC-480 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785132 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-481 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 5200 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 250 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 09:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785132 GC-481 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785133 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-482 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 61. BDL BDL BDL BDL
96.0 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.5 5.0 2.5 2.5 2.5 2.5 2.5 2.5 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 10:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785133 GC-482 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785134 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-483 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2500 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 10:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785134 GC-483 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785135 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-484 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 300 BDL BDL BDL BDL
100.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 10:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785135 GC-484 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785136 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-485 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 260 BDL BDL BDL BDL
60.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 10:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785136 GC-485 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785137 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-486 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 4600 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 130 260 130 130 130 130 130 130 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 10:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785137 GC-486 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785138 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-487 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 4200 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 130 250 130 130 130 130 130 130 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 10:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785138 GC-487 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785139 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-488 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 33. BDL BDL BDL BDL
102.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 06-OCT-07 10:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 76 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785139 GC-488 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785142 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-489 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 320 BDL BDL BDL BDL
100.0 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 07:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785142 GC-489 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785143 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-490 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 3200 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 210 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 07:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 96 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785143 GC-490 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785144 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-491 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 1300 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 07:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785144 GC-491 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785145 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-492 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 5000 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 07:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785145 GC-492 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785146 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-493 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 98. BDL BDL BDL BDL
70.0 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.2 10. 5.2 5.2 5.2 5.2 5.2 5.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 07:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785146 GC-493 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785147 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-494 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 10-OCT-07 09:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 6.0 BDL BDL BDL BDL
90.0 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 07:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: B. WOOD Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785147 GC-494 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785148 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-495 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1300 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 56. 110 56. 56. 56. 56. 56. 56. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785148 GC-495 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785149 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-496 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 16. BDL BDL BDL BDL
136 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785149 GC-496 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785150 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-497 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 15. BDL BDL BDL BDL
130 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785150 GC-497 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785151 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-498 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 47. BDL BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785151 GC-498 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785152 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-499 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 36000 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 120 240 120 120 120 120 120 120 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785152 GC-499 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785153 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-500 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 340 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 21. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785153 GC-500 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785154 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-501 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 1200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785154 GC-501 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785155 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-502 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 07:55 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785155 GC-502 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785156 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-503 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 860 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785156 GC-503 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785157 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-504 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 9.98 100 5

BDL BDL BDL 2600 BDL BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 110 230 110 110 110 110 110 110 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785157 GC-504 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785158 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-505 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1400 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 55. 110 55. 55. 55. 55. 55. 55. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785158 GC-505 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785159 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-506 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 100 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 08:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785159 GC-506 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785160 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-507 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 2000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785160 GC-507 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785161 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-508 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1900 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 58. 120 58. 58. 58. 58. 58. 58. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785161 GC-508 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785162 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-509 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 18. BDL BDL BDL BDL
104 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785162 GC-509 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 11-OCT-07 12-OCT-07 09-OCT-07 A785163 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-510 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 16:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 20. BDL BDL BDL BDL
108 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.5 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: C. HIPSKIND

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 14:10 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.9 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785163 GC-510 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 11-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785084 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-511 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 200 BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 61. 120 61. 61. 61. 61. 61. 61. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Aroclor 1016 not reported due to high Aroclor 1242 levels. Aroclor 1260 recovery affected by high Aroclor 1242. Aroclor is degraded.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785084 GC-511

Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785085 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-512 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 78. BDL BDL BDL BDL
112.0 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.6 5.1 2.6 2.6 2.6 2.6 2.6 2.6 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785085 GC-512 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785086 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-513 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2200 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785086 GC-513 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785087 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-514 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
150 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.9 12. 5.9 5.9 5.9 5.9 5.9 5.9 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785087 GC-514 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785088 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-515 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 250 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785088 GC-515 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785089 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-516 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 220 BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785089 GC-516 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785090 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-517 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 15. BDL BDL BDL BDL
152 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785090 GC-517 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785091 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-518 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 210 BDL BDL BDL BDL
160 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Surrogate recovery affected by dilution and high aroclor level.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785091 GC-518
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785092 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-519 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 49. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Surrogate recovery affected by dilution and high aroclor level.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785092 GC-519
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785093 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-520 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL E 3800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 62. 120 62. 62. 62. 62. 62. 62. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 09:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785093 GC-520 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785094 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-521 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 2.8 BDL BDL BDL BDL
146 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 10:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785094 GC-521 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785095 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-522 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 10:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785095 GC-522 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785096 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-523 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 2000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 60. 120 60. 60. 60. 60. 60. 60. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 10:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785096 GC-523 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785097 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-524 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
160 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 26. 51. 26. 26. 26. 26. 26. 26. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 10:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 78 Surrogate recovery affected by dilution and high aroclor level.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785097 GC-524
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 12-OCT-07 12-OCT-07 09-OCT-07 A785098 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-525 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 09-OCT-07

Analysis Date: 09-OCT-07 15:34 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 2000 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 63. 130 63. 63. 63. 63. 63. 63. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 08-OCT-07 10:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: E. WERNZ Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 09-OCT-07 10:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 79 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785098 GC-525 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 12-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785205 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-526 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 5.8 BDL BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 09:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785205 GC-526 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785206 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-527 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 2.6 BDL BDL BDL BDL
86 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785206 GC-527 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785207 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-528 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 28. BDL BDL BDL BDL
90 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785207 GC-528 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785208 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-529 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 42. BDL BDL BDL BDL
94 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785208 GC-529 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785209 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-530 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 2.0 BDL BDL BDL BDL
74 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785209 GC-530 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785210 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-531 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 130 BDL BDL BDL BDL
110 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.0 12. 6.0 6.0 6.0 6.0 6.0 6.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785210 GC-531 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785211 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-532 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 1100 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 48. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785211 GC-532 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785212 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-533 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 3.5 BDL BDL BDL BDL
90 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785212 GC-533 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785213 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-534 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 340 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785213 GC-534 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785214 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-535 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 14000 BDL BDL BDL BDL
D 1:500 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 600 1200 600 600 600 600 600 600 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 10:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785214 GC-535 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785215 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-536 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 12. BDL BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785215 GC-536 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785216 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-537 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 16. BDL BDL BDL BDL
88 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785216 GC-537 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785217 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-538 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 3100 BDL BDL BDL BDL
D 1:1000 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1100 2300 1100 1100 1100 1100 1100 1100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785217 GC-538 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785218 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-539 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 3.2 BDL BDL BDL BDL
74 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785218 GC-539 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785219 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-540 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 34. BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785219 GC-540 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785220 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-541 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 1.8 BDL BDL BDL BDL
108 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785220 GC-541 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785221 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-542 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 3.3 BDL BDL BDL BDL
80 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785221 GC-542 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785222 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-543 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 3.6 BDL BDL BDL BDL
90 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785222 GC-543 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785223 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-544 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 5100 BDL BDL BDL BDL
D 1:200 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 230 450 230 230 230 230 230 230 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785223 GC-544 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785224 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-545 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 15:35 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 850 BDL BDL BDL BDL
120 1:20 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 24. 49. 24. 24. 24. 24. 24. 24. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 11:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature .7 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785224 GC-545 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 16-OCT-07 10-OCT-07 A785255 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-546 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:07 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 3.3 BDL BDL BDL BDL
72 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785255 GC-546 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785256 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-547 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.3 2.6 1.3 1.3 1.3 1.3 1.3 1.3 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 77 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785256 GC-547 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785257 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-548 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 8.0 BDL BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785257 GC-548 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785258 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-549 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL 4.2 BDL BDL BDL
130 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785258 GC-549 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785259 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-550 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
132 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 95 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785259 GC-550 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785260 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-551 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 30. BDL BDL BDL
130 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785260 GC-551 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785261 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-552 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 7.9 BDL BDL BDL
124 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785261 GC-552 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785262 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-553 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785262 GC-553 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785263 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-554 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL BDL 1.4 BDL BDL BDL
72 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.5 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785263 GC-554 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785264 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-555 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 10. BDL BDL BDL
108 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785264 GC-555 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785265 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-556 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 73. BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785265 GC-556 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785266 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-557 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 2100 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 58. 120 58. 58. 58. 58. 58. 58. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785266 GC-557 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 10-OCT-07 A785267 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-558 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 99. BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 23. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785267 GC-558 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785268 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-559 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 11-OCT-07 16:42 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 110 BDL BDL BDL BDL
110 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.7 11. 5.7 5.7 5.7 5.7 5.7 5.7 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Aroclor 1016 recovery not reported due to high levels of coeluting aroclor in sample. Aroclor 1260 also affected.

Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785268 GC-559
Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785269 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-560 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 11-OCT-07 16:42 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 9.2 BDL BDL BDL BDL
148 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785269 GC-560 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785270 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-561 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 11-OCT-07 16:42 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL BDL 3.2 BDL BDL BDL
98 Aroclor 1248 exhibits some slight degradation. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785270 GC-561 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785271 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-562 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 11-OCT-07 16:42 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL 110 BDL BDL BDL
120 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.0 12. 6.0 6.0 6.0 6.0 6.0 6.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785271 GC-562 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785272 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-563 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 11-OCT-07 16:42 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL BDL 1.6 BDL BDL BDL
152 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785272 GC-563 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785273 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-564 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 11-OCT-07 16:42 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL 3.3 BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785273 GC-564 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785274 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-565 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 11-OCT-07 16:42 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 17. BDL BDL BDL BDL
112 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 12:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: B. VANSLAVENS

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 1.2 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785274 GC-565 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785228 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-566 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL 16. BDL BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 14:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785228 GC-566 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785229 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-567 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.17 100 5

BDL BDL BDL 34. BDL BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 14:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785229 GC-567 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785230 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-568 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
82 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 14:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785230 GC-568 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785231 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-569 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.12 100 5

BDL BDL BDL 22. BDL BDL BDL BDL
94 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 14:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785231 GC-569 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785232 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-570 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.19 100 5

BDL BDL BDL 130 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 15:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785232 GC-570 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785233 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-571 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.17 100 5

BDL BDL BDL BDL 89. BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 15:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785233 GC-571 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785234 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-572 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.12 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 15:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785234 GC-572 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785235 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-573 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.09 100 5

BDL BDL BDL BDL 82. BDL BDL BDL
80 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 24. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 15:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785235 GC-573 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785236 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-574 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.16 100 5

BDL BDL BDL BDL 470 BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 57. 110 57. 57. 57. 57. 57. 57. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 15:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785236 GC-574 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785237 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-575 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 460 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 11. 22. 11. 11. 11. 11. 11. 11. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 15:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785237 GC-575 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 10-OCT-07 A785238 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-576 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 10-OCT-07

Analysis Date: 10-OCT-07 20:05 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 99. BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 09-OCT-07 15:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 10-OCT-07 13:35 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 81 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785238 GC-576 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785384 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-577 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 36. BDL BDL BDL BDL
140 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785384 GC-577 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785385 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-578 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 41. BDL BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785385 GC-578 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785386 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-579 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL 7.5 BDL BDL BDL BDL
106 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785386 GC-579 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785387 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-580 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 80. BDL BDL BDL BDL
116 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.2 4.4 2.2 2.2 2.2 2.2 2.2 2.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785387 GC-580 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785388 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-581 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL BDL 20. BDL BDL BDL
86 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785388 GC-581 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785389 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-582 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 15. BDL BDL BDL
90 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785389 GC-582 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785390 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-583 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 58. BDL BDL BDL BDL
92 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785390 GC-583 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785391 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-584 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL 110 BDL BDL BDL
130 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.9 12. 5.9 5.9 5.9 5.9 5.9 5.9 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785391 GC-584 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785392 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-585 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL 7.4 BDL BDL BDL
118 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785392 GC-585 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785393 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-586 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
128 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785393 GC-586 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785394 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-587 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL BDL 5.3 BDL BDL BDL
96 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785394 GC-587 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785395 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-588 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 1.3 BDL BDL BDL
110 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 08:55 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 92 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785395 GC-588 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785396 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-589 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 17. BDL BDL BDL BDL
104 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785396 GC-589 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785397 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-590 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 180 BDL BDL BDL BDL
100 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.7 11. 5.7 5.7 5.7 5.7 5.7 5.7 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785397 GC-590 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785398 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-591 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 10. BDL BDL BDL
118 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:10 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785398 GC-591 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785399 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-592 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 77. BDL BDL BDL BDL
112 1:2 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 2.4 4.8 2.4 2.4 2.4 2.4 2.4 2.4 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785399 GC-592 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785400 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-593 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.02 100 5

BDL BDL BDL BDL 6.1 BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785400 GC-593 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785401 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-594 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL 3.8 BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785401 GC-594 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785402 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-595 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 230 BDL BDL BDL BDL
100 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785402 GC-595 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-OCT-07 16-OCT-07 11-OCT-07 A785403 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-596 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 14-OCT-07 21:32 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 22. BDL BDL BDL BDL
134 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 09:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: A. DUKES

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785403 GC-596 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785406 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-597 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 3.4 BDL BDL BDL
112 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785406 GC-597 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785407 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-598 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL 1.6 BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785407 GC-598 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785408 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-599 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL BDL 2.7 BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.3 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785408 GC-599 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785409 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-600 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785409 GC-600 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785410 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-601 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL 2.6 BDL BDL BDL
104 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 88 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785410 GC-601 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785411 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-602 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL BDL 7.6 BDL BDL BDL
84 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785411 GC-602 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785412 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-603 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
98 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785412 GC-603 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785413 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-604 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL BDL 1.4 BDL BDL BDL
112 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 83 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785413 GC-604 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785414 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-605 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
120 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.1 12. 6.1 6.1 6.1 6.1 6.1 6.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785414 GC-605 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785415 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-606 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 24. BDL BDL BDL BDL
104 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 10:50 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785415 GC-606 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785416 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-607 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 1.5 BDL BDL BDL
114 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:00 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785416 GC-607 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785417 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-608 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 29. BDL BDL BDL BDL
116 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:05 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785417 GC-608 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785418 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-609 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 120 BDL BDL BDL BDL
120 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 6.0 12. 6.0 6.0 6.0 6.0 6.0 6.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:15 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 84 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785418 GC-609 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785419 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-610 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 220 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 25. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:20 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 80 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785419 GC-610 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785420 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-611 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 36. BDL BDL BDL BDL
96 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.2 2.4 1.2 1.2 1.2 1.2 1.2 1.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:25 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 82 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785420 GC-611 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785421 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-612 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.07 100 5

BDL BDL BDL 160 BDL BDL BDL BDL
120 1:10 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 12. 23. 12. 12. 12. 12. 12. 12. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 86 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785421 GC-612 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785422 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-613 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.04 100 5

BDL BDL BDL 49. BDL BDL BDL BDL
102 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 89 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785422 GC-613 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785423 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-614 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 43. BDL BDL BDL BDL
92 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 90 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785423 GC-614 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 13-OCT-07 15-OCT-07 11-OCT-07 A785424 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-615 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 11-OCT-07

Analysis Date: 11-OCT-07 16:58 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL 2500 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 59. 120 59. 59. 59. 59. 59. 59. Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 10-OCT-07 11:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 11-OCT-07 12:45 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 85 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785424 GC-615 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 15-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 23-OCT-07 24-OCT-07 18-OCT-07 A785905 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-616 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 18-OCT-07

Analysis Date: 18-OCT-07 16:47 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 76. BDL BDL BDL BDL
100 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.4 11. 5.4 5.4 5.4 5.4 5.4 5.4 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 17-OCT-07 10:30 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 18-OCT-07 16:25 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785905 GC-616 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 23-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 23-OCT-07 24-OCT-07 18-OCT-07 A785906 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-617 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 18-OCT-07

Analysis Date: 18-OCT-07 16:47 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.00 100 5

BDL BDL BDL 10. BDL BDL BDL BDL
78 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.1 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 17-OCT-07 10:35 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 18-OCT-07 16:25 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 94 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785906 GC-617 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 23-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 23-OCT-07 24-OCT-07 18-OCT-07 A785907 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-618 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 18-OCT-07

Analysis Date: 18-OCT-07 16:47 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL 1.5 BDL BDL BDL BDL
94 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.3 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 17-OCT-07 10:40 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 18-OCT-07 16:25 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 87 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785907 GC-618 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 23-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 23-OCT-07 24-OCT-07 18-OCT-07 A785908 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-619 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 18-OCT-07

Analysis Date: 18-OCT-07 16:47 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL 6.6 BDL BDL BDL BDL
84 Aroclor 1242 is degraded. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 17-OCT-07 10:45 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: R. DALAL

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 18-OCT-07 16:25 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 91 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 3.4 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A785908 GC-619 Analyst: T. PESTER



### Approved by: SCOTT BRYAN 23-OCT-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 16-NOV-07 16-NOV-07 13-NOV-07 A788687 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: GC-620 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 14-NOV-07

Analysis Date: 15-NOV-07 19:10 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.10 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
92 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.1 2.2 1.1 1.1 1.1 1.1 1.1 1.1 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-NOV-07 15:45 Bill To 

### ACCOUNTS PAYABLE RMT, INC. 744 HEARTLAND TRAIL MADISON, WI 53708-8923 

## CERTIFICATE OF ANALYSIS

P.O. BOX 8923

Analyst: A. DUKES

Analyst: K. VEST Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-NOV-07 16:20 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 93 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 2.6 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A788687 GC-620 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 16-NOV-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782311 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: ASPHALT-001 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.05 100 5

BDL BDL BDL BDL BDL BDL BDL BDL
96 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.0 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 99 Percent 0.001 Parameter Det. Limit Result Units WATER IN BAG FROM ICE MELT IN COOLER. SK 9-13-07 Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782311 ASPHALT-001 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782313 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: CONCRETE-001 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.06 100 5

BDL BDL BDL 150 BDL BDL BDL BDL
130 1:5 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 5.2 10. 5.2 5.2 5.2 5.2 5.2 5.2 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782313 CONCRETE-001 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782309 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: R.R TIE-001 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL BDL 7000 BDL BDL BDL
D 1:100 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 170 330 170 170 170 170 170 170 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 60 Percent 0.001 Parameter Det. Limit Result Units WATER IN BAG FROM ICE MELT IN COOLER. SK 9-13-07 Sample Comments BDL Below Detection Limit D Diluted sample Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782309 R.R TIE-001 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782310 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: R.R TIE-002 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.08 100 5

BDL BDL BDL E 5800 BDL BDL BDL BDL
D 1:50 Dilution. Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 100 210 100 100 100 100 100 100 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 48 Percent 0.001 Parameter Det. Limit Result Units WATER IN BAG FROM ICE MELT IN COOLER. SK 9-13-07 Sample Comments BDL Below Detection Limit D Diluted sample E Estimated. Exceeds calibration range Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782310 R.R TIE-002 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782312 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: ASPHALT-002 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.01 100 5

BDL BDL BDL 2.6 BDL BDL BDL BDL
100 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.0 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 98 Percent 0.001 Parameter Det. Limit Result Units WATER IN BAG FROM ICE MELT IN COOLER. SK 9-13-07 Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782312 ASPHALT-002 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07

### 1 of Page 2 COMMERCIAL LABORATORY OPERATIONS 7901 W. MORRIS ST. INDIANAPOLIS, IN 46231 (317)243-8304 00-71275.07 17-SEP-07 17-SEP-07 13-SEP-07 A782314 Received Project Lab ID Completed Printed PO Number Sampled 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546

Report To


### CLIENT ID: CONCRETE-002 MATRIX TYPE: SLUDGE, SOIL, SOLID OR SEDIMENT SUBMITTER CODE: 10261 Sample Description 

### DESCRIPTION: SOIL REMEDIATION PROJECT: NATIONAL SOUTHWIRE ALUMINUM LOCATION: HAWESVILLE KY

Service Location 

### HERITAGE ENVIRONMENTAL SERVICES, LLC

Analysis Date: 13-SEP-07

Analysis Date: 14-SEP-07 11:55 Instrument: PREP

Instrument: GC/ECD Test: P231.1.0

Test: O301.7.0 NELAC:Y PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD)

PCB AROCLORS BY GAS CHROMATOGRAPHY/ECD SW846-8082 INITIAL WEIGHT OR VOLUME FINAL VOLUME CLEANUP RATIO 1 TO

DRY WT - PCB AROCLOR 1016 DRY WT - PCB AROCLOR 1221 DRY WT - PCB AROCLOR 1232 DRY WT - PCB AROCLOR 1242 DRY WT - PCB AROCLOR 1248 DRY WT - PCB AROCLOR 1254 DRY WT - PCB AROCLOR 1260 DRY WT - PCB AROCLOR 1262

... SURROGATE RECOVERY

-------------------------------- DECACHLOROBIPHENYL (DCB) 10.03 100 5

BDL BDL BDL 45. BDL BDL BDL BDL
94 Grams mL

mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg mg/kg
% Rec 1.0 2.1 1.0 1.0 1.0 1.0 1.0 1.0 Parameter

Parameter Det. Limit

Det. Limit Result

Result Units

Units 

### 12-SEP-07 Bill To 

### JEFF MACRI RMT, INC. 2025 EAST BELTLINE HWY SE, STE 402 GRAND RAPIDS, MI 49546 

## CERTIFICATE OF ANALYSIS

Analyst: K. VEST

Analyst: R. DALAL Prep: PCB SONICATION EXTRACTION FOR ORGANICS SW846-3550(MOD) P231.1.0

### 2 of Page 2

Analysis Date: 13-SEP-07 14:00 Test: G401.6.0 NELAC:Y TOTAL SOLIDS DRIED AT 103-105 DEGREES C SM 2540 B, 19TH ED. SOLIDS 97 Percent 0.001 Parameter Det. Limit Result Units Sample Comments BDL Below Detection Limit Sample was received on ice at temperature 4.8 C. This Certificate shall not be reproduced, except in full, without the written approval of the lab. The sample results relate only to the analytes of interest tested or to the sample as received by the lab. Heritage Environmental Services, LLC certifies that the test results indicated as NELAC (National Environmental Laboratory Accreditation Conference) accredited (Yes for NELAC) meet all requirements of NELAC and Illinois EPA Part 186 unless otherwise explained or justified as to the the exact nature of the deviations. Heritage Environmental Services, LLC is accredited under Illinois NELAC accreditation number 100401. Indiana SDWA Lab Accred. No. C-49-01 HERITAGE ENVIRONMENTAL SERVICES, LLC Sample ID: A782314 CONCRETE-002 Analyst: T. PESTER



### Approved by: CHRISTOPHER BOYLE 17-SEP-07