# •

• • • • • • • • I 

# I NOTIFICATION OF COMPLIANCE STATUS 

### Page I of 3 Applicable Ru le: 

### 40 CFR Part 63, Subpart N-Nati ona l Emission Standards for Chromium Emissio n s from Hard and Decorative Chromium Electroplat ing and 

### Chromium Anodizing 

### Tanks I. 

### Print or type the fo ll owi n g fo r each plant in 

### which chromium e lectrop lating and/or c bro miwn anodizing ope rati ons are perfo rmed. 

### Owner /Operatorffit le Mr . Whitbv Ellsworth Street Address 10 Se nexc t Road 

### City Putnam 

### State CT Zip Code 06260 P lant Name Nat ional Chromi um Co mp any. Inc. 

### Plant Phone Numbe r-c(S"'6,,0"-l-'9"'2""S-:.!7.z.9""6S"-
___________ --'-
_____ _ 

## , Plant Contactffitle
__________________________ _ Plant Address 

### (if different than owne r /operator' s): 

### Street Address,_..JI "O'-S"'ee>n"e"'x"-et'--">R"oa.,d"-

____________________ _ City Putnam State,
__ --"C"T
___ _ Z ip Code 06260 2. Comple te the fo ll owing table. If additional lines are needed, make copies of thi s pagc.

T»k Type orTanJc Applicable Type o f Control Control Method to Test M etho d Type and Quantity 10
. Emission Limit Technique System Dclc:rmine Followed of HAP Emitted l 10. Compliance'**CIiiOiii<l** 0.0 15 mfldscm CMPS EO Performance EPA**~OG6** I 

### tdJI

.....**~"' ''"'**  T ",

I If a performance test was co nducted. submi t the un rcpon containing the clements required by 40 

### eFR 63J44(a). I If 

### the comp liance procedures of 40 

### ern 63
.J44(c) 3rr be i ng followed,**.l~h** the calcu lations nceded to $uppon the emission limit expressed in mglhr. 

### 3. Complete the following tab le for each co ntro l technique used. If add ition al lines are needed, make copies of this page.
Contro l System In " Tank JD #(s) JUnge o f sitc-sptcific ope ming paramete r values l

EO P1cssurc Drop Vclodty Pressure Surfau Tens ion FOI1lll Dlankel Thiclcncu EO 5.7 in w.e . NA NA NA t I i n . I(the applicable moni\.Oring and reporting requirements to dcmonstnll.e continuous compliance differ from \hoS(: in 40 ern Part 6] , subpart N, att.ach a description
. Par.unctcr value nnlcs art established throug,h initial performance testing and art those that correspond to cmwions at or below the level of the stand:ud(s).

# -



# • • • I 

# • I I 

# I I I 

# I 

# I 4.



### 5.

6. 

### NOTIFICATION OF COMPLIANCE STATUS Page 2 of 3 

### Complete the following if 

### hard chromium electroplating tanks 

### are operated (check the box(es) that apply): 

# J

o



# o

o The maximum cumulative 

### potential rectifier capacity of the hard chromium electroplating tanks is greater than or eq u al to 60 million amp-hr/yr. Thi s was determined by taking the swn of the
. total installed rectifier capacity (amperes) multiplied by 8,400 hour slyr and by 0.7 for each tank. The maximwn cumulative potential rectifier capacity of the hard chromium electroplating 

### tanks i s le ss than 60 million amp-hr/yT. 

### This was detenruned by takin g 

### the sum of the total installed rectifier capacity (amperes) multiplied by 8,400 hour slyr and by 0.7 for each tanle
. 

### Records show that the facility's previous annual actual rectifier capacity of the hard chromium electroplating tanks was less than 60 million amp-yrlhr. If so, submit the record s .that suppo rt this rectifier capacity for any 12-month period preceding the 

### compliance date, or submit a description of how operations will change to meet this rec tifier capacity limit. For new sources, the capacity can be that projected for the fIrst l2-mon th period of tank operation. The facility has accep ted or will accept a Federally-enforceable limit of 60 million amphr

/

yr. 

### on the maximum cumulative potential rectifier capacity of the hard chromium electrop lating tanks. Check on of the following boxes that 

### describes the facility's compliance status: 

# , o The facility is in compliance with the provi s ion s of 40 CFR Part 63, subpart N. The facility is not in compliance with the provisions of 40 CFR Part 63, subpart N. Print or type the name and title of the Responsible Official for the plant: Whitbv 

### K. Ellsworth 

### President Name Title 

### A Responsible Official can be:
• The president, vice-president, sec retary, or treasurer of the company that owns the plant; • The owner of the plant ; • The plant engineer or supervisor; • A government official if the plant is owned by the Federal, State, City or County government; or • A ranking military officer if the plant is located on a military 

### base.

# I



# I I 

# I I NOTIFICATION OF COMPLIANCE STATUS 

### Page 3 of3
I Certify That 

### An Operation And Maintenance Plan Has Been Completed And The Plan And Other Work Practice Standards of 40 CFR 63.342(f) Are Being Followed.

Date' 

# r 1

I Certify That 

### The Information Contained In 

### This 

### Report Is Accurate And True To The Best Of 

### My 

# I Knowledge.

# .. , Summary o f Hex C h ro me Test Res ul ts 

# • National Chro m i u m C o mpa n y, In c . Put n a m . C on n ecticut RUN NO .: M3 06 - 0-1 M306-0-2 M306-0-3 AV ERAGE 

# • DATE : 11 / 08/96 11 / 08/96 11 / 08 /9 6 TIME : 0929-1149 13 00-1506 1 604-1811 

# • INPUTS PBAR , ("Hg) 29

.65 29

. 65 29.56 29.6 STACK AREA, (1t') 1 .3 10 1.310 1.310 1.3**CfZZ CE** **IA** 

### ..... ( inc as) 0

. 18 0 . 18 0 .1 8 0.180 

# • TO T AL TIME, (minute s) 120 120 120 120 CALIBRATION FACTOR 1.0082 1 .00 82 1.0082 1 .00 82 PITOT CO E FFICIENT 0

. 84 0

. 84 0

. 84 0 .84 

# I Sa

. RT

. DELTA P , ("H,O) 1 .06 97 1

. 0705 1.0985 1 .07 96 DELTA H , ( "H,O) 1.31 1 .2 8 1.34 1

. 31 METER TEMP ., ( oF) 92 95 91 93 

# I STAT I C PRESS

. , ( " H,O) -15

. 00 -15

. 00 -15.00 -15.0 STACK TEMP., (oF) 69 70 69 69 MET E R VOLUME, (ft» 77
. 237 76.936 78

. 386 77 .5 20 TOTAL H , O VA P OR, (m l ) 38

. 1 39.1 43

. 1 40

. 1 

# I CO, IN STACK GAS, (%) 0.0 0 .0 0 .0 0

. 0 0 , IN STACK GAS, (%) 2 0

.9 20.9 20.9 20.9 CO IN STACK GAS, (% ) 0

. 0 0

. 0 0

. 0 0.0 

# I N , I N STACK GAS , ( %) 79.1 79

. 1 79

. 1 79.1 Cr" CATCH, (mg) 0 .00 83 0.0126 0.0060 0.0064 

# I OU T PUTS ME T ER VOL

. STD, (f1') 74.05 73

.36 75.07 

# I H , O IN STACK GAS, (%) 2.36 2.45 2.63 STACK GAS MO L ECULAR WT 28

.58 2 8

. 57 28.55 E XCESS AI R L ( %) -1187 5 0.0
- 118750

. 0 -1 1 8750 .0 

# I TACK GAS lIEL ;(fpm) 37 11

. 30 3718

. 16 3819.17 G AS FL WRATE , (ac fm) , 4862 4871 5003 STP FLOWRATE, ( dsefm) 4520 4516 462 5 ISO KIN E TIC , (% ) 101

. 3 100

. 4 100

. 3 Cr '" CONC., (ug/a cm) 5. 586 E +00 2.678E+OO 2.783E+OO 3 .68 2E+OO Cr '" CONC ., (ug / dscm) 6.00B E +OO 2.BBBE+OO 3

. 010E+00 3.969E+00 Cr " CONC

.. (g r /aen 2.441 E-06 1.170E-06 1

. 216E-06 1 .60 9E-06 Cr " CONC ., (g r /dsen 2.625E-06 1 .262 E -06 1.315E - 06 1

. 734E-06 C, '" EMISSION RA TE, (Iblli' 1 .0 17E-04 4

. B85E-05 5
. 2 1 4 E- 05

. 757 

## - as 

# -

ejs\a : \ 521 9M 3 06.wk3 10 - 0ec-96 Environmenta l Ris k Umited

# •



# •

I 

# I I 

# , _m"U: "1U.I..ULAIIONS Run No.: M308-0-1 Date: ttJ08J98 Location: Ndana/ Chromi.lm Company, Inc. INPUTS EMISSION CALCULAllCJ11 SYMBOlS Ptur :a 29.65 -Barometric pressure, "Hg As ;:z 1.31 -Cross sectlalal area of elIct. square fwet On = 0.18
- Nozzle Diameter,inches Ttot ::0 120
- Total sam ping time, mnutol y ;:z t.Cl082 -Dry gu meter calibration tacter Cp :::: 0.84 -Pitot tube coefft:lent, dlm_'c:nlen DPavg => 1.0697 -Average**s~are** root of velocity head, sqrt(O H2O) DHavg 

## ... 1.31 -Average crlfIco pre_ure dlOPo "H2O Tmavg 92 -Average dry g_ motet tllmpenllure, degees F PlaYg -15 -Average duct static pnlUure, "H2O TSaYg 

## ... 69 -Average Stack Tempenatu

.. , degIHs F Vmtot 

## ... 77.237 -Total meier sample 1I'OkIme, cubic feet VI+VI9 

# ... 38.1
- Tota/ vckIme of lIquid cailectDd % CO2 0.0 -Percent CO2 by volume (dry bull), % %02 20.9 -Percent 02 by volume (dry baals), % %CO 

## ... 0.0 -Percent CO by**~me** (dry billIs), " "N2 

## = 79.1 -Percent N2 by volume (dry basta), " Mn 

## ... 0.0126
- Total Q+s ccllected, 

### me Fue/lnput 

# "H -Percent by weight of hydrogen In fUel %C 

## ... -Percent by weight of**c~** In fuel "S 

## = -Percent by weight of IlUIfur h fuel "N

. -Percent by weight of n/lragen In fuel "0 

## ... -Percent by weight of oxygen In fuel GCV 

## ... -Gross calcriftc value of fuet, BnJ/ib Tltd 68 -Standard Temperature, degrees F Pstd = 29.92 -Standard Pressure, 'Hg Lp 

## = -Fha! Leak Rate of Samp/hg Train, cfm La 

## = -AUowable Leak Rate d Sampling Train, cfrn
t. VcJume d Sample Measured By Dry Gas Meter. Corrected to Standatd Condltlons·(Vm std) •.

... Vmtotal x Y x Tstd Tmavg
77.237 x 1.0082 x 68 92 Vmstd :::: 74.05 did

2. Mofs1Ur. Cc:intont d Duct Gas (%H2O)

::I 0.04707 x (VI + Vsg)

Vm std + 0.04707 x (VI + Vsg)

::0 0.04707 x 74.0523 + 0.04707
"H2O ::0 2.38 "

ep\a:\M306caJc wk3



# -------,---
.**--~** .- 38.1 x 38.1 + 480 x Pbar + 480

+ 480 x 29.65 + 480

10-Dec-98 + DH!l!9 l13.8 Pltd

+ 1.31 l'3.8 29.92

EnvIrcnmenta/ RIsk Umftad

# I 3. Molocufar Wslghtot Stack OIlS (MWa) :::z{( 0.44 x "CO2 ) + (0.28 x %CO ) + (0.28 x "N2 ) + (0.32 x "02 )} lC (1

- "H2O) + (0.18 lC "H2O ) 

# - 100 =(0.44 x 0.0) + (0.28 x 0.0) + (0.28 lC 79.1 ) + (0.32 x 20.9)} x (1
- 2.38 ) + (0.18 x 2.384) 100 

# , MWs= 28.58 Ib/lb mole



# - 4. Average Duct GM Density**~** 

## =

0.0458 X tMIs x Pblll + ( PI AVa l13.8) 

# , Til AVg + 480
:10.0458 28.5798 lC • 29.85 + ( -15 l'3.8 ) lC 89 + 480 

# I Dlt= 0.071 Ibl I cubIc 1Mt 

# , s; . ExCeSaAli (EA)

:I 100 lC 

## "02 

# , 0.5 lC %CO**~** 

# I 0.284 x "N2 ( 

## "02

- (0.5 x "CO 

## »

a 100 X 20.9 

# - i 0.5 x 

### O! 0.284 X 79.1 

# - ( 20.9

- (0.5 x 0» EA= -1187SO "
8. Average Duct Velocity (VII)
"" 5129.4 lC Cp x DP avg x SaRT { Til AVa +480 } ( Pb. + PII AVg /13.8) x rMI



### = 5129.4 lC 0.84 lC 1.07 lC saRT { 89+480 } 29.85 + -15/13.8) lC 28.8 VII:::z 3711.3 ft/mln

7. DuctVclumetFb FIG"; Rat (0)


## = VII lC
3711.3 x 1.31 a"" 4882 acfm

ejs\a:\M308caIc. wk3 10-D8O-9I Environmental RIsk UmJed

# I 8. Duct VclumeCri: Flow Rate. Corrctacl1o Dry Standard CondHlonlJ; (Qs1d)'.'.


### = Q x (1

- "H2O ) x ( Tstd + 480 ) x ( Pbs- + PI!VCI 113.8 

# I 100 Tsavg +480 Patd 

### '" 4861.8 x (1 -. 2.38449 ) x 68 +460 ) x ( 29.65 + -15113.8 100 69 + 480 29.92 Qstct '" 4520 dscfm 

# , I 9. lsoklnetlc 

### FIICtcr.

## ~} 

# I**=~**______**~**__**-=~~~~**

### __**~5~.~87~x~[~s~av~R~+~4!0~~x**____**~V~m~s~td~~~~**____**~~~~~~** (Pb. + Psava ) X VI X Ttot x (1

- "H20) x (On'2 xO.7854) 13.6 100 144


### =

__**~~~**

### __**~**

### ______**~~**

### __**~5.~87~x~(** __**~69~~+~4!»~~X** ____**~7~4~.05=-~~~**____**~~~~~~** 29.65 + ___**-~1,:.:::5:.J)** X 3711.3 X 120 X (1

- 2.384 ) X 0.03 x 0.7854 ) 13.8 100 144 1= 101.3 "

10. Actual Ccmcentraticn. grains/aCt.(C)
0.01543 X Mn X (Tstd + 480) X (P bs- + PsavS X (1 

# - "H20 ) 

### = 13.8 100 

# , Vmstd X (Ts avg + 480) X Patd
0.01543 X 0.0128 X (68 + 480) X ( 29.65 + -15 X (1 

# - 2.384) 13.8 100 74.0523 x ( 69 + 480) X 29.92 

# I
C 

### = 2.44E-oe grahs/act 

# , 10&. Acl.IaI Ccncentratlon based on stack conditions. ug/cm. (C,)
1000 X Mn X (Tstd + 480) X (P bs- + PsavS X (1 

# - "H20 ) ::0 13.8 100 0.02832 Vmstd X (TS8vg + 480) X Pstd 

# [ 1000 X 0.0128 X (68 + 460) X ( 29.65 + -15 X (1 

# - 2.384) 13.8 100 0.02832 74.0523 X ( 69 + 460) X 29.92 C, '" 5.59 ugtacm

ejs\a:\M308calc.wk3 10-Dec-98 EnWcnmentai Risk Umiled

# I 

# I


# I 

# I I 

# , I 

# , = 0.01543 x

= 0.01543 x

Cs 

### = 2.83E-08 gr/dscf

:a 0.008571 x

:a 0.008571 x
ER = 1.02E-04 ibshlr

ejs\a:\M308calc.wk3 Mn Vmstd

0.0128 74.0523

Cs x
2.83E-08 x. Qstd**~20.S**

10-D8O-88 Environmental Risk Umlled

# - 

# - 

# -

Table B HazardousAir Pollutant Analysis National Chromium
9

. 14 = 

### Stack Height (m) 54

. 86 

### = Property Une (m) 54

. 86 

### = X",,,,,



### 2
. 32 = V o' flow (acm/s) Mernate Unls: 30 = 

### Stack Height 

### (ft) 180 

### = Property Une 

### (ft) ,912 - 

### Elow (acfffi) 

# - 

# - .. - -

# I



# • 

# , , I I 

# I i • TEST OF TANK EC 2 NOVEHBER 8, 1996 RE CORD OF TANK EC

- 2 COMPOSITE MESH TAN K TIME VOLTAGE AMPERAGE PAD DELTA P TEM P STAGES 1 THRU 

### 4 F 1ST RUN

2 N D RUN START 

## rz.:5BP : 8,0**~~DO** 

## S,(P::;-: 13 6



## - - --------------------------------------------------------------------------- MIDDLE 

# "2 " \**~** 

## 5, 

# Co**~** 

## ------- - -- - - - --------- -- ----------------- - --------------- -------- - --- ------- - END

### ~', 

# "18 : ' 

# .s,**7~ ----------** **------------ ------** **---------- -----** **-------- ----------** **-~----------- .**  R 'J N 

### A V

G : : 

# Cos-co : 5,(; 1 :, :

3RD RUN



# __**:~,~~:** 

# _____ _**_j ~,_** **11t** 

# __ ___ ___**~~<?.** 

# _________**~~_<?'?** 

# _

_____ _ __**~Jj_0**

# _____**~_}_~e.** 

## _ _ _



# _

_**~ =::~:**  

# ____**§..,_~':i** 

## _

___ _ __ ________ _ __ _ ________ _ ______ _ ____**~~** 

# 7_'-:

_

______ ___ _ _

__ _ END 

## S,5G 

# 5 , 

# '6

--------------- - ------ - -------- - - - ------ --- --------------- ----- - --- -- - -------- RUN AVG 

## {,'S6D S,1f,-;'
THREE RUN**.~VSRAGE** 

### FILENAHE: EPATE S Tl



# ----- -- - 

# b pOA {rzMSPI::T?kl) 

# tel<- v ')..' 1\

# )\J)~II Il:Sl 1v000iLSHfn

# ~0.:~J1(Z 

# c!**~~**lEinER L 

### t1q I 

### J..**~~** 

## GC -;2 TRAY. SAMPLE CLOCK VEL.

I'T 

### llwe nua AI" lmin) (bow.) 0 rJ':Z**~** A-I 10 lS9.3"; 

### /.3**~** 0-0**<:J~.tf~ I/'~**  I .3 36 

# • 1/.,/..2.. 

# "" 10 

### Ill. J:J,. S"**~()** /0.30 10.90 (." iP(}IO**~/"y** II 

### 4cJ 8" I**I~** r S"7 

### II. ,J..t**~ ~**  O? 1.,;18 _3**1~** 

# J" 1/.,.1.1 -I- 

### ttJ.o :J.1**I.a~ ,~**  SO .1, / . .,ld h 

# "_'.I**14~** ,I
.. ./<!:

AVERAGE lIP SQRT C6P)**~~.** 

# , MODUU;

### Ho._~~8:;;..;;l ___

### 1-~~_ DO

.... Y_--I-I.:...;.**C~d~8:~.;J** __**MOO~~_~/~,~q~/**___ _ PROBE 1.0. 

### -L 0 ( PITOT**(CP),_---Ja~· ~8L.+.L,.-**  

### __**NatD~~_~O~.~/~6~O~-** FILTER 1.0. 

### AI If**T~WT·~**__**~Al~+~**

### ___
OftlflCE DaM DaM Mt Tm 1ft Tmoll ·f ·f / e,., I fif..:t:: 

### 8'4- 

### I. :fo C14- 

### '85; I, oJ 0:;-**Cf~** 

### 8r Q--BO**~~.f'** 

### ,q;Z /.00 

### qs If& 

### I.S6**~~** 9CJ 1.4(;' (:"(Cf 

### -"li /. -1-3

. '8 911 1. L.l.S- ?,. 9 

### u I. 

## i+ 98 ?'n J, 

### .::r 4- -=j7-**~o** J. Q1**~** t:'J7- 89 "

STACK TE...,. T. ·f 

### 107 be t. .. c**-~ (Q~**  

## b*T**~c:;** ,/17·**:/_~**



### (s,9 fl

.... -Cf I_a,



# . 'ITOT LEAl( CHECK /' INITIAL c fINAL 

### :7 tRAIN &.EM CHECK INITIALO.**(kI~a. ~**  

### .5" Ift.Ha. flNALd, eIU •• 'b 1ft. Hg. IWIPUHG nUE hi. 0 min. INITIAL 01427 fINAL I i4' GASSAIWU: caND. VOLUMEYm oun.ET ft· ·F**e'f()8.~g** .' IQI". 1'10**~Io**

0,24.6**,,~** t:l1Cl 0**.s~** 

### 9J(P. G'**~tQ** HEATER lOX

·F 

### Nit



### " ( 

# " PROlE TEMP.

·F 

### N4 

### " <...



### \ -,?.;;(j, 

### t:**.~t-** 

### J . f '"iif

4-(;.
.**~..:-** G'tb 

### L \ 9/5:"? 0**.;-~** 

# " ) Ifj'(gJ,c...**~r** ) { 

### 9'k1 0 

### S"lJ 

### I 

# , q ;z..4. S" .<:<i 

# '" J**"9~~,.** 9-1

. .:::-9 / 97'<". R6 <" .s;'? ...... 

## .v

TOTAL 

# ;r""". fH:. 

### /J. c)**~7.~JT** REIMIUCS 

# - 

# - - .TACKeOHD. ITAliC PRES.
- IS. Q DUCT DIM. 

## IS./' 

## 5 ' DUCT ARfA 

### It J 1ft'"

... 20 

### ..2. AMIIEMT COND. 

### Ii O' AMB. TEW (p 

### 5" •f -:-:;: aAft. 'RES. qJ 

# t. lq:;: In. HI.
fILTER 

### ruMP ODiE" OUTLET IIAC.

·f in. He. /f"M,PJ N/r 

### -1,S" 'OOG

/ 

### 4.6 'iiCao 

# " -t.o 8000



### J 

## i-o <P.5"'"CXo 

### /**.tJ~Cl** ( \. 

### 4.() )



### J**4.~** f.. 

### I 

## 4.S J '\ .tJ. S- 

## "-

I 4.S I 4-.S'" 't'**~** .<::**~**lEllER**LAC~** l L 

### e q 

### cC-;l TRAY. "'MPLi CLOCK VEL.



# ,., TIME Tlt.ll! AP (mani (howli GJ /: )'c::7 CJ 

### If
- I /U ,to. 

### I

.. .J <g .l 

## ="" .;..a 

### 1/.,..5 

## -' ::10 jo 

### 114-**~ ~** **II~** '/.00 

## :s-**~'"'3 ~7J**  

### 1.08 Go (,6/ 0 t.o 

## Ill,- 1./(')**~"I** lot ilil( 1.38· J**~~** .1(,. .I. 'to 

### .J**~d** J(, 

### II.Dl5 J. l.rId #-(, h.9·ft



# " 1"lI .fl- 

## v.,,5 

# " ('0 lJl, IJ as'

AVERAGE lIP SORT CAPt POST.MPS. WEIGHT PRE IMPlHGERS TARE-.

--- TOTALI""S CONTENTS 

# 1 

# r
POST •• 

### o. WEIGHT
__ _ PRE S.O. TARE TOTAL ••D.**CONTENTS'-Cil"'d~,**'1'"",

- 

### fo-j?J.( 

## .3 

## 1 , , MODUI.£ NO.**_-=02::..;;..:::8:.;;;Ql.;...-;~**

### __ DaM, 

## v,_....L. 1 ,:...**CI~6.K.i..:::~=--_ ~~.,**  __**~/~.~t~/~**__ __ PROBE 1.0. 9-0 I PITOT (Cp),_--.:O::;.;.#**.:::8~1** 

### ___ _**NO~~** ____**~O~#~'~'~_O** ___ fiLTER I.D. 

## ALA**T~wr** 

### .. ____**-Jb~~**

## ____
ORIfiCE DaM DGM AH Tmln Tmoa.i ·f ·f I", 

# l' <;/0 

### 80**I.~g** /00 

## BS**~, ~**  

### ?-S.**id~ ~7**  /. / dl.. /O&il.. 

### "9.i..**/,~() ~a**  

### 90? I

. .lJ h1A .9 t'.l 

### /
.. 53**~I** 

### 29 I 

### "j,..<; • J 1'\ J 

### 90 1.40**I/J~** 

## CJI 1./0 jas-**-9'~** 1.18 /0>**~".J...** 1,01,1**/~** 

### "I- q"t '.

STACK TEMP. T. ·f 

### "?o 7i:;j 

### 7'0 :h:l r£)**~a** 

### 7,..,Y**~ .~**  -;:z<f ''h;> '??1


# .

'IS**~** OHIAT lAO ANALYSIS 

# - 'ITOT L£AIC CHECK ./ INITIAL 

### v /' fINAl. 

### \7 TRAIN LEAK CHECK INITIALO."' 

### a l •**~** Ift.Hp. flNALO • q) 

### a' ti 1.0 In. 

# H. BAM'UHG UME I' 

# .,.c::J InIn. INITIAL 

# I-it.OO fINAL 

# 7yro
OASSAMPLE CCWD. VOWM£Vm OUTLET ftl ·f 

### 195.s:f**~"-** q'J I .;**5~** la'lq.**~ ~~**  

### ,ic;os-. 

## >**.s-~** ;/d69.**~'9**

Idle. I- feo**jd~** 3, t.. (....:1

, 0.$'0. 

### -:.5 f_ J 103&.0 t: 

### '1 10**~~.** ,:) 

### G.t:il... J

d

_ 

### <r"gJ... CJ <Ppt 

### icJ,5'g

. ..l. f-I id/_.:l..6"B$**~/**

TOTAL 

# .:ti"f

AVERAGE HEATlR BOX

·f 

### AlA· /... (,. 

# , '- I 

# ,

\. I \.

J V

# f"~ 

# -

PROBE TEMP.

·fN'A

### L 

# , I 

### .l \ \

) 

### 1**~**

# ,

'#'

Jr),' 

### ... ·11
ITACKCOND. BTAllC PRES.

- 

### /S. 0 DUCTDlt.l /
.. 

### S;.?" fI rLJ DUCTAAEA I. ,I ( ff.,l.**~20** /. 

### SAMIIENT COHO. AMI. TEMP 

## 7-d ., INt. PMS, gl. f. 

### c.. S In. 

## H,.

fll.TER 

### ruMP OHR OUTLiT VAC.

·f in. HI. 

## AM/J NA-- 

### -f. 5.**~dCJ**

/ 

### +0 

## c, \**~.CJ** "



# , 'I-.:.CJ 

# .. I 

## "'.0 " / 4.0 'l 

### l i 

### 4.. S"' 

### " 

### \**'I!-~** .... 

### " I 

### 4.0 " 

### I 

### 4.0 

# -. +.CJ 

# . ,**~** -F. 0 

### "._ .... __________**'W~ ~D'i=-='P** **~** 

### ..-= 

# -- ,.. 

# .. .. -- '! 

# '. MODUI.£HO.**~9027-** PITOT L£AIC CHECK /' STACKCOND. rROJ.HO. DGM.Y ,.**dd~~** INmAL STAnc PUS. --**/~'(J** DATE MODM1(j 

### .1.**~2** fINAL ./ DUCT 01
... 

## /50 

# fi l,..rO FIRMNAM£ PRoaE I.D.

# ~~~+ TRMN L£AIC CHECK DUCTAft£A 

### 1,:J 

## 7! 

# r " PLMTLOC. PITOTCCII) INJTWGJ, 4W 

# 'f.' (I b In. H" ""20 

### ;I HOl.OIA. O.

### ".~ 

## '!HAW.CJ/>" i 

## b In.H,. AUllfHT COND. lESlER 

### ,7f()-] 

# leo fiLTER I.D. 

# 2tZ.4 IAMPUHGDUE

# r~a~ AYB.TEWP**~o** 'f 

### I TAMWf. INITIAL IWI.PftfI.**~!.3'g** 1ft. Ha. 

# Ec.-;/.. fINAL 

### 1.8/1 TRAY. SAWLi CLOCK VEL. QRIfICE DaM DaM STACK GAISAWL£ COHO. HEATER PR08I! 'IJ.TER 

### ruWf" OlltlR

PT TIME nUl! IJP Att Tmln TmCMII TEW. YOWMfYm OUTLET lOX TEMP. OUTLET VAC. (min) Chow.) 

# ., 'f T. 'f 

# ••**.~** 'f 'f ·f in,HI· 

## e 

# ,·,,0"1- IA7 

### il A- I /0 14- 1,31-. II**~ ~**  ) l"'t 

### f" J.**I~"** 

### '7-0. b i.e 

### ,-VA- .N-i. 

### Nil 

### 4.**~ ~** **~o** 

### -9 

# /. ?o.**J.~<** 9'(A**[f~ I':':--~**  

### :;;;. "1.. 

# :r (gl /' /' 

### /**+.~** j :10 .1"**l/,~~** j

..**-~!** P**~-"&** 

## ;r-; 7i5'JJ- 'C:Ji;f:. j /,.".;2 

### \. 

# " <... 

### 4.0 1- 

### 40**~4** 111. q."/, 1. cJ**~ ~;z.**  8c"**~"'9 ~.,**  

### 6;..:l 

### '\ 

### 1 1 4,.l) S .$U**~1'- IJ~3C**  

### I, +"j**~** 

# it**l'I~** 

### tn9 

## -'6 r ,. 

### bi J 

### Z. I**4~c.J** b b6/'O d1' 

### /1/ / 30 I • .;. 

### 4-**.,~** fir;.. 

## lb'P**/<J,;J~co** 

### '=>J 

### 1 

### J. 

# -, '9-.0 g'l**/~** .1.11 1,40 I·SS**~** 

### ;q**a~ In~**  I/O ?-**~t!J** '\ \ 

### \. ..J.S :J**~o** ,31 ,3.;J 

### J.-9-+' 

# . q"a**~z** 

## r,... 11 {D' 

### Y 1-1 ) I 1**~.~** 

### ..3 ,Jo 41 ',.J...I 

### /.**~5 ~cr** **"-~~ ~~** **J~S-·3 I~**  ) {**4.~** 

### ?-**~<J** .osJ**O.1_~** I.OS 

### CI"7- J. 

## rC:.**~9** 

### 1].2.7 

### G:U.. 

# -'**~.~ ~**  S'b 01 

### 1.1.'0**J,~~ Cj~**  

### r:lr / 

### .....**~** 1711. c9.**~2** I 

### 4.S**-~** bO ;1 I I./. /. "..24- q%,.**~7' ~-.,'**  J4.) 476**~;A, ~-**  .. '1"**~** -F,C)



# .

AVERAGE 

# " TOTAl. 

# ,H-j.. 1.2- 0 SORT fAIII rfl.38b

### ~r-f'**l.o~?S** 

### i.3+ 91 

# '" REUAftKS POSTIUPS. WEIGHT ORSAT lAO NW.Y&.IS fR£ IWINGERS TAM 

# , 2 3 AYERAGe 

### 3813 TOTAL IMP" CONIENTS 

## ;2£ 

# I I I 

# I I ,FPr? :: CO2 

### /fctc"" ':. 4f'?CfS' POST 8.0. WEIGHT 02**fGJ~** PRE 5.G. TARE CO**/JSc.~** .. TOT
.... B.o. COMT£Hr1 

### a2.l. 

## r HZ



### J'o 

### 431/**Cf~t- /O~+.2'** Dale:

### ~d4- 

## 910 Bar. Pa•• (Pb):.5>9 in. Hg

Standard Meter Mowle Orifice Setting (in. H2O) Factor Vs 0.5 S. 004 I. 

### ooto q 1.5 JD. 

### D04 /.oolD3

2 

### JO Do3**/.~1Lt3** 

### 3 JO. 

### DO"1 /. rJl)lD 

### 9 Temp. 

### ts (Of) Pressure Ps (In. H2O) -0. / -0.1 

### -0.1 -0.1 -0 

### I Method 5 Module Calibration Mowle 

### Ii: 

### cQJ>Q) 

## 1 Std. Meter: S?-O<tf.JSVolume

Vm (fP) 

### S 107**JD.~44** 

### ID
.**.;>~** I/O. 

### t!J64 Mowle Meier Temperatures 

### Tima

tml tmo @ 

### 4Ha (In. H2O) (Of) (Of) (nin) 

# v BB S(**I~;rtf"** 

### /. 0045 I. 

### 78 

### 9./P' 

### /.oo4F J.?O 

### 14 BS ).0091 

### 1.?=t 

## R'} Qin j1. ()O**j.a/~I** 

### /.CJSAverages**/.~St:1** 

### 1.81 Mowle Aowrate Q (SCFM) OF 10. 3CJ04- 

### ..3.01.3S

# Fh~**1~~=¥9~C---+----~~--~** For check. use the average 

### AHa for AH Va (Pb 

## + Ps) (Tm 

## + 460) Va 13.6 Vm (Pb 

## + AH ) (Ta 

## + 460) 13.6
AHa 

### = (0.0311} AH 

### lits 

## + 460} @ )2 Pb (1m 

## + 460) [ Va Va )2 (Pb 

## + AH Q 

### = V (17.64) Vm 13.6 

### (1m 

## + 460) @ Orllc. factor ;; 

### [CTa 

## + 460} AH 

### ]Y.a [ Pb ]Y.I ) Acceptance Criteria: Conelation Une Equation Q=m(OF) 

## + b 

### Each V 

### must be 1.00 :t 0.01 AwragaAHanutbe 1.84:t 0.25 Each AHa must be 

### withJn 0.15 of the 

### average 

### AHa Refenlnce

Heater Box LoveCantrd 

### OK: Prabe Heater Love 

### Central 

### OK:'--/- MacUle 

### Cleaned: 

## 17' PitotTube Manometer 

### Leak 

### Check:--"'I7'...,-- Calibrated and Checked

### ~Y:;""-.L.I=E-...;;;.C_____ _

### Re.Mdb~_~~l_B_C~

### ____ _ Data: 

## 7-ci!4-**~** 

### Data:**t-~-~**Date: 

# /O/lI/1" Bar. P •••**(Pb):_~.o........;,.;9.:.;;6_~** __ -='n;.;.... H;..;.90i&..

standard Meter Modlle 

### Volume 

### Temp. 

### P.-sure Orite. 

### VI 

### Factor Is PI Setting (ft') Ys rF) (In. H2O) 

### On. H2O) /.0 5.001 /. ()r1(, j- ,,& -0.1 1.0**~o:JiI** /. c1t1e,r lIS -0.1 I.:') S:DOJ /. oo('J-**~tr** -0.1 If:..
Ql 

### y" /'I

# , VA£cAI'-"

For check. use the aWfllgeAHa for AH 

### VI (pb 

## + PI) (Tm 

## + 4&0) 

### VI 

### y. 13.8 

## Vm (pb 

## + AH ) (TI 

## + 4&0 ) 13.6 

### AHa = 

### (0.031Z) 

### AH [(II 

## + 4&0} ti) 

## l! Pb (1m 

## + 460) 

### [ 

## V. VI 

### ]1 (Pb 

## + AH ) Q 

# .. Y (17.64) 

### Vm 13.8 (1m 

## + 460) @


### OdIc. 

### factor a 

### ((!I 

## + 4&0) AH**J~** 

## I Pb**I~** ",.,

.. IUU g lllUUUI. \AlIDraaan 

### MoclJIe 

### #: ;J.8;J.

# r Std. 

### Met8r: 5""eo _" 

### sMoclJle Ma1Br



### Volume 

### Tamperaturas TIme Vm ImI tmo -@ (ft') fF) rF) (rrin) 5"".0,,1 rS.J 

### rD. J. 

### _9,-"3**5"~1~B 6~.~**  ;as. 9 9.IJ <r.11-J 9'1.1 8;l 9.1:2.


### AveraaModIIe 

### AHa FIowrata Y (In. H2O) Q (SCFM} 1."0,5"., /·'18 C) TSc..J /.**~lIIiJo** /.**~~** 

### o. $"s'I3**I.DD~'1** I. ?? D. S'Si-D


# . /,tJOfJ 1.17- 

# I:
AcceplMce C
....... : 

### Coptlon Una Equation Q-m(OF) 

## + b Each V

.... t be 

### 1.00 

## + or - 

### 0.01 

### Average AHa
.... ' be 

### 1.84 :t 

### 0.25 Each 

### AHa
.... t be 

### within 

### 0.15 of the 

### ."...ge11Ha 

# _I

HeltarBox Lowecid.d

# ac:* Prabe 

### Heater Low 

### CanIrd

# ac: MocUe CIeened: r:'ltotTube Manometer 

### l.-Jc**Chec:k:-V~-** 

### CalIbrated end 

### Checked by:

### ~"

# R8\f8w8d~**~P!** OF Lf.l..2. 9!J' t
...lS'a.:t ¥ ;;tS2.1

# )



# 1 A.



# s. 'S- nPE PITOT GEOMETRlC CALIBRATION PART 1 - 

### PROBE CONFIGURATION

## ~Identif1caticn _'n;.,..

## ~_I ___ _ Pitot Identific:ation

### _~_t:?_I' ___ _ 

### Technical Specialist
. 

### &n,& Date

# 1~~
Pftot 

# (

... Probe I Nozzle r- 

## \

Probe**1to~** 

# I' d 

# 3· 

# .?=!i
( 1 

# t centero

n



### p. 

# 'b b 

# '--i e 0.31-2 

# o (! 

## 7**~t-=;--- ~,~**  

### 0 ().,8" 0"-",, 

### n I 

## a**O.SS-~**


## P

a (J.S2e**~b t).~-~:**  b 

### 6.80 

### i



### c 1,.110 

## C.(l) 

# It d**~.?I"**



# c. 

# (Zl( Probe

OR 

# -
Probe I 

### c: 

# I
t· f ----;

# .~ » I



### Specifications (EPA Method 2) 

### D



### t • 3/16". to 3/8· 

### On • 1/2"

a J:. 

### 3/4"**b~O** 

## c**~** 

### 3" d**~** 

### 3 " 

### e**~** 

## 3/." f**~** 

### ZII 

### e o.8Sz

P



### a • 

## 'b 1.05 0t !. 

### P .!l.SO D t 

### If these spec1ff"ca.t1ons are met, proceed with Part 

### 2 Pftot alignment.

# , )

)

) S-TYPE PITOT GEOMETRIC CALIBRATION**A** 

### 2 - PITOT ALIGNMENT P OENTIFICATlON: 

## '10 ( PITOT IOENTIFICATION: 

### Lot



### B. LongitudinaJ Tube Axis 

# r- d

# 4

# ,1**----..~~.!j**

------4'-


## C. (f 

## < 1/8")


## (?IToT a::l 0.910**b=~':1-** C a 

### tJL.s-'Z d::l o,3"ro 

### e 

## = t. DZS 

# -

e '=!Id



# - .------.--- TECHNICIAN: 

### t;e" DATE:**~fill9b** : I



### ( 80°<8<100°) (80 0 

### (8'(100 0 )



# o. (g 

## < 1/32,


## COOO NOTE: Values In parentheses are EPA Method 2 specifications.

# • 

# I I 

# I I 

# I I 

# I I 

# I 

# I I 

# I 

# I TABLE OF CONTENTS QUANTERRA PROJECT NUMBER 090555
Case Narrative Quanterra's 

### Quality Assurance Program Sample Description Information 

### Chain of Custody Documentation Hexavalent Chromium by Ion Chromatography 

### (with PCR)

- Method EPA 306 

### Includes Samples: 1,2 Sample Data Sheets Method Blank Report Laboratory QC Reports

# •



# I I 

# I I



# , . 

# Quanterra EDvironmentM Services 

## Hexavalent Chromium by Ion Chromatography (with PCR) Client Name: Environmental Risk Limited Client IC: M306-0-1 Lab ID: 090555-0001-SA Matrix: AIRTRAIN' Authorized: 13 NOV 96 Sampled: 11 NOV 96 Received: 13 NOV 96 Prepared: See Below Analyzed: See Below Parameter Result Reporting Analytical Prepared Analyzed Units Limit Method Date Date Chromium, Hexavalent 12.6
. ug/sample 2.3 EPA 306

Note R : Raised reporting limit(s) due to high analyte level(s). NO 

# = Not detected NA 

# = Not applicable NA



## Reported By: Lori Ann Upton Approved By: Josefina Jones The cover letter is an integral part of this report. Rev 230787 23 NOV 96 R

# I I I I 

# I 

# I I I I 

# I Client Name: Client 10: Lab 10: Matrix: Authorized: Parameter 

# . 

# Quanterra EnviroamenraJ Services 

## Hexavalent Chromium by Ion Chromatography (with PCR) Environmental Risk Limited M306-0-2 090555-0002-SA 

## AIRTRAIN' 13 NOV 96 Result Sampled: 11 NOV 96 Received: 13 NOV 96 Prepared: See Below Analyzed: See Below Reporting Analytical Prepared Analyzed Units Limit Method Date Date Chromium, Hexavalent 6.0 

## ug/sample 1.1 EPA 306 

## NA 23 

## NOV 96 R

Note R : Raised reporting limit{s) due to high analyte level{s). NO 

# = Not detected NA 

# = Not applicable Reported 

## By: Lori Ann Upton Approved 

## By: Josefina Jones The cover letter is an integral part of this report. Rev 230787

# .,... 

# . 

# , I 

# , I I I I I
r t 

# . 

# (luaa'erra Environmental Services 

## Hexavalent Chromium by Ion Chromatography (with PCR) Client Name: Environmental Risk Limited Client 10: M306-0-3. Lab 10: 

## 090555-0003-SA Matrix: AIRTRAIN Authorized: 13 NOV 96 Sampled: 11 

## NOV 96 Prepared: See Below Received: 13 NOV 96 

## Analyzed: See Below Parameter Result
. Units Reporting Analytical Limit Method Chromium, Hexavalent 6.4 ug/sample 1.2 

## EPA 306

Note R : Raised reporting limit(s) due to high analyte level(s). NO a 

## Not detected NA a 

## Not applicable Prepared Analyzed Date Date NA 23 

## NOV 96 R



## Reported By: Lori Ann Upton Approved By: Josefina Jones The cover letter is an integral part of this report. Rev 230787
.

# •



# I I I I 

# I I

. 

# I QC LOT ASSIGNMENT REPORT Wet Chemistry Analysis and Preparation laboratory Sample Number QC Matrix 090555-0001-SA AQUEOUS 090555-0002-SA AQUEOUS 090555-0003-SA AQUEOUS 090555-0004-SA AQUEOUS QC Category CR6-IC-AIR CR6-IC-AIR CR6-IC-AIR CR6-IC-AIR 

# Quanterra EnWotimental Semcer



## QC Lot Number**~C** 

## Run Number (DCS) SCS/BLANK) 23 NOV 96-UX 23 NOV 96-U 23 NOV 96-UX 23 NOV 96-U 23 NOV 96-UX 23 NOV 96-U 23 NOV 96-UX 23 NOV 96-U

# I I 

# I METHOD BLANK REPORT Wet Chemistry Analysis and Preparation Analyte Result Test: CR6-IC-J06-AIR Matrix: AIRTRAIN QC Lot: 23 NOV 96-UX QC Run: ·23 NOV 96-U Chromium, Hexavalent NO 

## Units

ug/sample 

# Quanterra Enviratimmtal Services



## Rerorting imit

0.50

\

# I 

# I I I

r LABORATORY CONTROL SAMPLE REPORT Wet Chemistry Analysis and Preparation Project: 090555 Category: CR6-IC-AIR Ion Chromatography Inorganics Test: CR6-IC-306-AIR Matrix: AQUEOUS 

# · 

# Quanterra Environmental Services



### QC lot: 23 NOV 96-UX 

## QC Run: 23 

## NOV 96-U 

## Concentration Units: ug/sample Analyte· Chromium, Hexavalent Concentration Spiked Measured 2.50 2.43 

## Accuracy(%) LCS Limits 97 

## 85-115

Calculations are performed before rounding to avoid round-off errors in calculated results.**~** , 

### , 

### .


## MATRIX SPIKE/MATRIX SPIKE DUPLICATE MSQC REPORT ./et Chemistry Analysis and Preparation**~'roject:** 

## 090555 

# Quanterra EnnrvtuDuJraJ Setvices



## l:ategory: CR6-IC-AIR Ion Chromatography Inorganics

Test : CR6-IC-306-AIR , Method: EPA 306 "'atrix : AIRTRAIN
.**I~ample** 

## : 090553-0001**~n1ts** 

## : ug/sample Units Qualifier: Wet Weight QC Lot : 23 NOV 96-UX MS Run: 23 

## NOV 96-UA 

# I Analyte ---------- Concentration

--------- Sample , MS MSD Result Result Result Spiked %Recovery Control RPD MS/MSD MS MSO Limits IRPD Limit I'hromium, Hexavalent 42.6 R 

## 86.9 88.4 46.2 

## 96 99 

## 85-115 1.1 15 

# I ,

Q 

## Raised reporting limit(s) due to high analyte level(s). culations are performed**~efore** 

## rounding to avoid round-off errors in calculated results.

### ..



# • EPA Method 1 Sample and Velocity' TraverSt for**Statlo~ary** 

### Sources> 

# I·· nal Chr' , 

### 12 

### Firm Natio onu.Ul11 Co., 

### Inc. 

## Total Traverse Points Required_---,
__**-~---** 

## Location t!C-2 llie 

## Number of Ports
_______ --P2

_____ _ 

# I Diameters**Upstream_~6~.~O~--** 

## Points Per Port
______**~....,ir6~:__----** 

## Diameters Downstream 13.2 

## Traverse ( Horizontal 

## or Vertical )_BO...;.,.th
____ _ 

# I 'MINIMUM NUMBER OF TRAVERSE POINTS FOR PARTICULATE AND NONPARTICULATE TRAVERSES Duct Diameters Upstream from Flow Disturbance 

# I ", (Di stance A) 05 .. :'." '10
.. 15 20 

# . 

# . .

## -. 

# .. . 

# . ! 

### 50 

# I

, 40 I PARTICULATE

1. ,.

# -----------------~**~** 

## • ________ -._'2
______**~** HONPARTICULATE • or .. 

### 15" 

# gf

Sample

Port

## ~**~I** 

# 1 - .... 198" 

# 1 D • 2LW 

### =



## eq 

## L+w'

## I02~--~--~--~--~--~--~--~--~10**~~~**________

## ~__

## ~ CROSS-SECTIONAL LAYOUT Duct Diameters Downstream from Flow Disturbance 

# I (Distance B) 

# I


# , LOCATION OF TRAVERSE POINTS IN CIRCULAR STACKS
Point Number

On A Diameter (Percent of stack diameter from inside wall to traverse point) Number Of Traverse Points On A Diameter 4 6 

### 8 

## 10 12 

## FOR RECTANGULAR STACKS Total' Traverse Poi nts 9 

## 12 16 20 25 

## Matrix 3x3 ' 4x3 4x4 5x4 5x5 

## 'TRAVERSE POINT LOCATIONS Distance ' Tota' 

# - 0 

# t

3: Q

. -l



# ..

r ,I 

## 6.7 4.4 3.2 2.6 2.1 

## No. Nipple From Wall Size Distance 2 

## 25.0 14.6 10.5 S.2 6.7 1 0.7 3 

### 4 5 6 

## 75.0 29.6 19.4' 14.6 11.S 93.3 70.4 32.3 22.6 17.7 85.4 67.7 34.2 25.0 95.6 

## 80.6 65.8 35.6 2 2.2 

### 3 4.4 10.6 

### 4 12.8 5 

### 14.3 6 

### 7 S 

## 89.5 77.4**64·~'4** 

## 96.8 85.4 75.0 7 8 

### 9 

### 9 

## 91.8 82.3 

## 10 

# . 10 97.4 88.2 11 

### 11 

## 93.3 

## 12 12 

## 97.9 \

# I

I I I 

# I I ,1. 

### Field Test Cba ' nges and Problems


### Test No. 1 (M306-0-11 was interrupted for approximately eight, minutes due to a 

### ,Jalfunction with 

### the rectifier. This did nof affect the test run as the sample train 

### was shut down immediately and restarted when nonnal operating condi tions resumed. Test Nos. 2 and 3 were completed without incidence.
3.3 Summary of Results


### average €r concentration was**.004 ~~** **er stan** **SfiiiiCfiiFd :i;** **)l i§** **eter** 

### ,(Ijjgz ascm)
. 1 test results !"'ewell below the USEPA emission limit 0[0.015 mgldscm. Table 

### 3-2 summarizes the test results and compares the maximwn allowable stack concentration (MASC) to the actual slack concentration (AS C).



### , TABLE 3-2 Summary of Emwion Results National Chromium Company, Inc. Electroplating Line EC-2 .Hexavalent Chromium Test Program PutnalI!t Connecticut Uoits Run 1 Meth o d/Component DATE: 11108196 TIME:. 0929-1149 Method 2 - Flow dsetin 4520 actin 4862 MJ06

_ Cr-<6 mg/dscm 0.006 Iblhr 1.0E-05 MASC**~g/acm** ASC**~g/acm** 

### dscfm

- 

### dry standard cubic feet per minute 

### acfm - actual cubic feet per minute mgldscm

- milligrams per 

### dry standard cubic meter lblhr

- pounds per hour**I'glac~** 

### - micrograms per actual cubic meter Run 2 11108196 1300-1506 4516 4871 0.0029 4.9E-05 Run 3 Average 11108196 1604-1811 4625 4554 5003 4912 0.003' 0.004 • 5.2E-05 6.8E-05 52 4



### The hazardous air 

### pollutant analysis (Appendix B) pertains to the CTDEP air 

### regulations. As 

### indicated, the average actual stack concentration is 7% of the 

### allowable Cr+6 concentration and clearly demonstrates compliance.

5219comp.rpt December (996 

### 5