# L FINA L WOR K PLA N 28751 7



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# FIL E PLA N WOR K PLA N FO R RESIDENTIA L ARE A 

### MIN E WAST E PILE S ENGINEERIN G EVALUATIO N AN D COS T ANALYSIS
, CALIFORNI A GULC H SITE
, LEADVILLE
, COLORAD O 

# L L

i 

## L Prepared fo r Asarco
, Inc

. 49 5 Eas t 51s t Avenu e Denver
, Colorad o 80216-209 8 Jul y 199 4 

## Woodward-Clyd e Woodward-Clyd e Consultant s 458 2 Sout h Ulste r Stree t Stanfor d Rac e 3 , Suit e 100 0 Denver
, Colorad o 8023 7 22909N-2232 7 (T2010 )1 

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## " Woodward-Clyd e 

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. TABL E O F Sectio n 1. 0 INTRODUCTIO

N 1. 1 DESCRIPTIO

N O F MIN E WAST E PILE S 1 . 2 PREVIOU S INVESTIGATION

S 1. 3 CULTURA L RESOURCE S 1. 4 WOR K PLA N OVERVIE W AN D PURPOS E 2 . 0 SIT E CHARACTERIZATIO

N 2 . 1 DAT A QUALIT Y OBJECTIVES 2. 2 DAT A NEED S FO R EE/C A REPOR T 2.2. 1 Geotechnica l Dat a Need s 

### 2.2. 2 Geochemical Dat a Need s 2. 3 PROPOSE D WOR K 2.3. 1 Surfac e Samplin g fo r Tota l Lea d Conten t 2.3 2 Additiona l Geochemical Testin g 2.3.3 Geotechnica l Testin g 2.3. 4 Deferre d Testin g 2.3. 5 Identificatio n an d Evaluatio n o f Removal/Remedia l Action s 3 . 0 SAMPLIN

G AN D ANALYSI S PLA N 3 . 1 HEL D SAMPLIN G PLA N 3.1. 1 Samplin g Objectives
, Locations
, an d Frequenc y 3.1. 2 Fiel d Procedure s 3.1. 3 Sampl e Handling
, Documentation
, and Analysi s 3.1. 4 Decontaminatio n 3.1. 5 Healt h an d Safet y Pla n 3 . 2 QUALIT Y ASSURANC E PROJEC T PLA N 3.2. 1 Projec t Organizatio n 3.2. 2 Qualit y Assuranc e Objective s 3.2. 3 Sit e Selectio n an d Samplin g Procedure s CONTENT

S Pag e 1- 1 1- 2 1- 3 1- 3 1- 4 2- 1 2- 1 2- 2 2- 2 2- 2 2- 3 2- 3 2- 3 2- 5 2- 5 2-6 3- 1 3- 1 3- 1 • 3- 2 3- 2 3- 2 3- 2 3- 3 3- 3 3- 3 3- 4 22909N-22327/R45.T

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## Woodward-Clyd e TABL E O F CONTENT S (Continued ) Sectio n 3.2. 4 Analytica l Procedure s 3- 4 3.2.5 Dat a Reduction
, Validatio n an d Reportin g 3- 4 32. 6 Qualit y Assurance an d Qualit y Contro l Check s (QA/QC ) 3- 6 3.2. 7 Performanc e an d Systems Audit s 3- 7 3.2. 8 Calculatio n o f Dat a Qualit y Indicator s 3- 7 3.2. 9 Correctiv e Actio n Procedure s 3- 8 3.2.1 0 Qualit y Contro l Report s 3- 8 3.2.1 1 Dat a Management 3- 8 4. 0 PREPARATIO

N O F EE/C A REPOR T 4- 1 5. 0 SCHEDUL E 5- 1 6. 0 REFERENCE S 6- 1

L

.

22909N-22327/R45.T

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## Woodward-Clyd e TABL E O F CONTENT S (Concluded )


# L 

# L LIS

T O F TABLE S TABL E 1- 1 SUMMAR Y

O F PIL E CHARACTERISTICS

, RESIDENTIA L ARE A MIN E WAST E PILES
, CALIFORNI A GULC H PHAS E I I SIT E TABL E 1- 2 MIN E WAST E PIL E CATEGORIE S AN D ACTIO N PLANS
, RESIDENTIA L ARE A MIN E WAST E PILES
, CALIFORNI A GULC H PHAS E I I SIT E TABL E 2- 1 SUMMAR Y

O F STATEMENT S USE D I N TH E DEVELOPMEN T O F DQO s FO R MIN E WAST E A T CALIFORNI A GULC H SIT E TABL E 2- 2 MIN E WAST E ANALYTICA L PARAMETER S TABL E 3- 1 ANALYSE

S T O B E PERFORME D O N SURFAC E COMPOSIT E SAMPLES TABL E 3- 2 SAMPL E CONTAINERS
, PRESERVATIVES

, AN D HOLDIN G TIME S TABL E 3- 3 ANALYTICA

L METHOD S FO R ANALYSE S O F MIN E WAST E SAMPLE S TABL E 3- 4 MIN E WAST E SURFACE SAMPL E IDENTIFICATION

KE Y TABL E 3- 5 PRECISIO

N AN D ACCURAC Y GOAL S FO R CHEMICA L ANALYTICA L DAT A LIS T O F FIGURE S FIGUR E 1- 1 FIGUR E 2- 1 FIGUR E 2- 2 FIGUR E 5- 1 MIN E WAST E PILE S I N TH E POPULATED ARE A MIN E WAST E EE/C A FLO W CHAR T MIN E WAST E PILE S SURFAC E SAMPLIN G SCHEM E MIN E WAST E EE/C A SCHEDUL E LIS T O F APPENDIXE S APPENDI X A STANDAR D OPERATIN G PROCEDURE S

22909N-22327/R45.T

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## Woodward-Clyd e 

## i. o INTRODUCTIO N \ This

documen t present s th e Min e Wast e Piles Engineerin g Evaluatio n and Cos t Analysi s ^

- Stud y (EE/CA ) Wor k Pla n fo r 3 8 min e wast e pile s locate d i n residentia l area s o f th e Californi a Gulc h Sit e (Site)
, Leadville
, Colorado

. Thi s wor k pla n follow s th e guidanc e L presente d

i n th e Draf t Engineerin g Evaluation/Cos t Analysi s Guidanc e fo r Non-Time

- Critica l Remova l Action s (EP A 1988a)

. Th e purpos e o f thi s wor k pla n i s t o presen t th e 1 scop e

o f th e investigatio n an d th e fiel d an d laborator y procedure s fo r th e collectio n o f 

### dat a an d evaluatio n o f removal/remedia l alternatives , i f necessary , fo r 3 8 min e wast e ] piles

.

A s describe d i n Sectio n 1. 1 below, fiv e o f th e 3 8 pile s belon g t o Mineral Grou p 1 (n o mineral s o f concern)
, an d three o f th e pile s ar e stockpile s o f constructio n materials , I a s identifie d i n th e Fina l Min e Wast e Pile s Remedia l Investigatio n (RI ) Repor t (Asarco ^

- 1994a)

.

A s a confirmatio n tha t th e Minera l Grou p 1 pile s pos e n o concern , on e pil e fro m thi s grou p wil l b e investigate d a s par t o f thi s EE/CA

. Therefore
, a total o f 3 1 pile s L wil l b e investigated

. 1 Th e initia l objectiv e o f th e Min e Wast e Pile s EE/C A i s t o evaluat e i f th e lea d conten t o f th e surficia l material s (0-2" ) an d near-surfac e material s (2-24" ) i n th e 3 1 min e wast e

. pile s

locate d withi n residentia l Leadvill e exceed s 2,00 0 part s pe r millio n (ppm)

. Piles whos e averag e concentratio n o f th e surfac e an d near-surfac e material s exceed s th e ; 2,00

0 pp m threshol d ma y then b e teste d fo r engineerin g an d geochemica l characteristic s ^ suc h a s materia l classification , compactio n characteristics , aci d roc k drainag e (ARD ) potentia l an d teachability

. The additiona l geochemical an d engineerin g characterizatio n L work

, i f necessary , wil l b e use d t o asses s reclamatio n requirements , disposa l requirements , an d possibl e alternativ e use s fo r thes e materials

. i i w » Pile s wit h averag e lea d content s o f 2,00 0 pp m o r les s wil l b e lef t i n plac e unti l thei r fina l ; dispositio n

i s resolved unde r th e Recor d o f Decisio n (ROD ) for th e Site

. Alternatively
, thes e pile s ma y b e remove d an d use d elsewhere on-sit e a s constructio n materials

.

22909N-22327/R45. 1

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1- 1

## Woodward-Clyd e 

# L

^ 1. 1

DESCRIPTIO

N O F MIN E WAST E PILE S Thirty-eigh t numbere d min e wast e pile s hav e bee n identifie d a s a potentia l concer n i n " " th e Wor k Area Management Pla n (Asarc o 1994b ) (Figur e 1-1)

. Tabl e 1- 1 present s a summar y o f th e characteristic s o f thes e piles

. Thes e pile s hav e bee n visuall y evaluate d *

— fo r mineralog y a s par t o f th e reconnaissanc e o f min e wast e pile s i n th e populate d are a r ~ a s reporte d i n the Fina l Min e Wast e Pile s Remedia l Investigatio n (RI ) Repor t (Asarc o L 1994a)

.

Pil e No

. 16 , identifie d o n Tabl e 1-1 , wa s investigate d i n mor e detail a s par t o f th e R I fiel d program

. Base d o n th e reconnaissance , eac h pil e wa s assigned a minera l
^ grou p numbe r a s described i n Sectio n 2.2. 2 o f th e Fina l Min e Wast e Piles R I Repor t (Asarc o 1994a)

. Th e minera l group s ar e a s follows : Minera l Grou p 1 - N o mineral s o f concer n Mineral Grou p 2 - Manganes e an d carbonat e mineral s *• • Minera l

Grou p 3 - Mino r sulfides , n o galen a : Minera l

Grou p 4 - Abundan t sulfides , no galen a L

. Minera l

Grou p 5 - Abundan t sulfide s and visibl e galen a

^ Fo r

th e purpose s o f thi s EE/CA
, th e fiv e mineralog y classes hav e bee n combine d int o thre e categorie s a s show n i n Tabl e 1-2

. Categor y 1 min e wast e pile s (previou s minera l i grou

p 1 ) wer e foun d durin g th e Min e Wast e Pile s R I t o contai n n o mineral s o f concern . Categor y 1 include s pil e nos
. 11 , 35 , 107 , 332 , an d 334

. On e pil e fro m thi s grou p wil l b e i investigate d

a s par t o f thi s EE/CA

. Pil e No

. 35 wil l b e sample d unles s acces s canno t *" " b e obtained

. I n addition , thre e piles , nos
. 330,541 , an d 542 , wer e identifie d a s stockpile s o f constructio n material s (sand
, gravel ) durin g th e reconnaissanc e an d requir e n o L

- additiona l

evaluation

. Therefore
, 3 1 min e wast e pile s wil l b e investigate d under th e wor k plan

. Categor y 2 min e wast e pile s (previou s minera l grou p 2 ) contai n manganes e i

w an d carbonat e minerals , an d ma y contai n sufficien t mineral s o f concer n t o requir e som e remedia l action

. Thes e pile s wil l b e sample d an d teste d t o furthe r characteriz e th e : material

s an d wil l b e reclassifie d a s Categor y 1 o r 3 based o n th e materia l tes t result s k » fo r lead

. Categor y 3 min e wast e pile s (previou s minera l group s 3 , 4 , an d 5 ) contai n variabl e amount s o f visibl e sulfid e mineral s an d galena , an d ma y potentiall y requir e som e remedia l action

. Thes e pile s wil l b e sample d an d teste d a s necessar y t o furthe r

, characterize

th e materials

. c .

~ " ~ f
'- 22909N-22327/R45. 1

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2

## Woodward-Clyd e I Fo r thos e pile s whic h excee d 2,00 0 pp m lea d a s a n averag e o f th e near-surfac e an d surficia l material , remedia l option s wil l b e identifie d and presente d a s part o f th e ; EE/CA

. I n addition , thes e pile s ma y undergo additiona l testin g t o asses s reclamatio n requirements , disposa l requirements , an d possibl e 'alternativ e use s fo r thes e material s " elsewher e

a t th e Site

. f 1. 2

PREVIOU S INVESTIGATION

S 

### L Asarc

o complete d a remedia l investigatio n o n th e 16 4 min e wast e pile s locate d nea r th e i populate d

area . Initially
, th e fiel d reconnaissance wa s conducte d t o segregat e th e pile s int o fiv e mineralog y group s a s describe d above

. Eleven pile s wer e then selecte d t o b e ( representativ e

o f minera l group s 2- 5 an d investigate d a s describe d i n th e Fina l Mine *" " Wast

e Pile s R I Report (Asarc o 1994a)

.

u Sample s

wer e collecte d o f surfac e an d subsurfac e min e wast e an d th e underlyin g foundatio n soil s an d analyze d fo r tota l metals , nutrients , Metho d 131 2 leachin g potential , L an d physica l properties

. I n addition , fou r monitorin g well s wer e installe d (tw o eac h i n Stra y Hors e Gulch an d Littl e Stra y Hors e Gulch ) an d surfac e wate r sample s collecte d
a t th e mout h o f Stra y Hors e Gulc h an d i n Star r Ditch

. 1 J CULTURA L RESOURCE S Th e Leadvill e are a ha s bee n classifie d a s a Nationa l Histori c Landmark

. Therefor e th e identificatio n an d evaluatio n o f th e p mus t b e conducte d for th e EE/CA

. I * " identificatio n

and evaluatio n o f th e potentia l effect s o f remediatio n o f histori c propertie s Consideratio n o f Cultura l Resource s fo r al l CERCL A activities at Californi a Gulc h i s require d b y the Nationa l Histori c Preservation Act

. The tw o primar y document s tha t wil l b e use d t o implemen t the requirement s o f the Nationa l Histori c Preservatio n Act a t th e Sit e are : 1 ) th e Programmati c Agreemen t betwee n EPA
, th e Stat e Histori c Preservatio n Office r (SHPO)
, and the Advisor y Council ; and , 2 ) the Cultura l and 

### Histori c Resource s Identificatio n an d Evaluatio n (ID&E ) Pla n prepare d b y Asarc o (1994c)

.
22909N-223Z7/R43. 1

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## Woodward-Clyd e 

# L Th e Programmati c Agreemen t (PA ) require s tha t remedial actions , i f necessary , b e conducte d i n accordance wit h certai n stipulation s i n orde r fo r EP A t o satisf y Sectio n 10 6 i o f th e Histori c Preservatio n Act

. Th e stipulation s provid e for : a n identificatio n an d evaluatio n proces s fo r assessin g effect s o n an d managin g histori c properties ; developmen t "

~ o f a pla n for managemen t o f histori c properties ; discover y o f histori c propertie s durin g *

- remedia

l actions, involvemen t o f intereste d person s (i.e.
, public) ; adherenc e t o standard s an d guidance ; an d professiona l qualification s fo r thi s work

. 

# L Th e ID& E Pla n has bee n develope d b y Foothill s Engineerin g fo r Asarco

. Al l partie s i conductin

g identificatio n and evaluation s o f histori c propertie s wil l b e require d t o follo w th e ID& E Pla n fo r al l wor k an d othe r requirement s a s necessary
. "Al l work " include s additiona l sampling , o r othe r investigativ e o r remedia l plannin g activities a s wel l a s remediatio n activities

. Al l partie s shal l adher e t o the requirement s and procedure s i n th e ID& E Pla n whe n conductin g activitie s a t th e Site

. k * 1. 4 WOR K PLA N OVERVIE W AN D PURPOS E i 

### L Thi s wor k pla n fo r the EE/C A o f min e wast e pile s i s intende d t o guid e the ^ characterizatio n

o f th e min e wast e pile s includin g fiel d activitie s an d laborator y analyses

. Dat a neede d t o develo p an d selec t removal/remedia l alternative s fo r thos e min e wast e ; pile s tha t contai n averag e lea d concentration s greate r than 2,00 0 ppm wil l als o b e m& collecte d

durin g thi s investigation

. i * • Sectio n

1. 0 present s th e overal l objective s an d backgroun d informatio n fo r th e program

. Th e scop e o f th e investigation s unde r thi s wor k pla n i s presente d i n Sectio n 2.0

. Th e L

. Samplin

g an d Analysi s Pla n applicabl e t o thi s investigatio n i s provide d i n Sectio n 3.0

. Th e preparatio n o f th e Fina l EE/C A Repor t i s discusse d i n Sectio n 4.0

. Th e schedul e

w fo r completio n o f thi s wor k i s presente d i n Sectio n 5.0

. References ar e provide d i n Sectio n 6.0

. Standar d Operatin g Procedure s specifi c t o th e min e wast e pile s EE/C A ar e 1 include d

i n Appendix A

. 

# L

22909N-22327/R45. 1

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## Woodward-Clyd e TABL E 1- 1 SUMMAR Y O F PIL E CHARACTERISTIC

S RESIDENTIA L ARE A MIN E WAST E PILE S CALIFORNI A GULC H PHAS E I I SIT E 

# L L

— w .

w 

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### w • -

- 

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w ~ Wast

e Pil e No

. 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 2 2 3 2 4 2 6 2 7 2 8 3 1 3 2 3 3 3 4 3 5 3 6 10 7 10 8 10 9 Wast e Pil e Nam e Grafto n Coronad o Este y Hibschl e Hibschl e Coronad o Coronad o Coronad o Wolcot t Mida s Gra y Eagl e Ken t Ken t Pocahonta s Star r Star r Pocahonta s Pocahonta s Weldo n Boh n Midlan d Glas s Pender y Ypslant i Turbo t Hope/Las t Chi p Minera l Grou p No

. 1 5 2 2 3 4 3 2 2 2 2 3 3 2 2 2 3 2 2 2 1 2 1 2 2 Pla n Are a (acres ) 0.1 4 0.8 3 0.1 2 0.4 5 025 05 2 0.1 9 0.3 3 0.2 7 05 6 1.2 0 0.0 8 0.0 6 0.4 5 0.4 8 0.5 4 0.0 6 0.6 8 1.4 0 0.2 5 0.4 1 0.4 1 0.0 8 03 1 05 4 Min e Wast e Volum e (c u yds) 1 230 0 19,20 0 1,80 0 12,90 0 5200 6,00 0 3,40 0 8,00 0 5,90 0 17,60 0 39,40 0 1,00 0 70 0 12,90 0 13,80 0 16,60 0 70 0 23,80 0 70,30 0 5,20 0 11,20 0 11,20 0 1,00 0 5,20 0 11,90 0 Mine Wast e Quantit y (tons) 2 3,10 0 25,90 0 2,50 0 17,50 0 7,00 0 8,10 0 4,60 0 10,80 0 7,90 0 23,80 0 53,30 0 1,40 0 90 0 17,50 0 18,70 0 22,40 0 90 0 32,10 0 94,90 0 7,00 0 15,10 0 15,10 0 1,40 0 7,00 0 16,00 0 Sample d N o N o N o N o N o Y e s N o N o N o N o N o N o N o N o N o N o N o N o N o N o N o N o N o N o N o 22909N-22327/R45T.1- 1

07-19-94(3:39pm)/RPT/3 1 Shee t 1 o f 2

# u L Woodward-Clyd e 

# L I

L
L



## u TABL E 1- 1 (Concluded )
Wast e Fil e No

. 11 0 11 1 14 0 20 7 32 9 33 0 33 1 33 2 33 4 33 9 34 0 54 1 54 2 Wast e Pil e Nam e Luzern e Ypsilant i Ypsilant i Boh n Bo n Ai r San d Pil e Aetn a Aetn a Blin d To m P.O.S

. P.O.S

. San d Pil e San d Pil e Minera l Grou p N o

. 2 2 2 2 2 ? 2 1 1 2 2 ? ? Pla n Are a (acres ) 0.0 8 0.1 0 0.2 5 0.2 1 1.1 8 0.1 4 0.5 8 0.1 2 0.4 1 0.3 7 0.5 2 0.1 9 03 7 Min e Wast e Volum e (c u yds) 1 1,00 0 1,40 0 5,20 0 2,80 0 32,40 0 2,30 0 18,60 0 1,80 0 8,40 0 6,80 0 11,10 0 3,40 0 6,80 0 Min e Wast e Quantit y (tons) 1 1,40 0 1,90 0 7,00 0 3,80 0 43,80 0 3,10 0 25,10 0 2,50 0 11,40 0 9,20 0 15,00 0 4,60 0 9,10 0 Sample d ? N o N o N o N o N o N o N o N o N o N o N o N o N o Tota l 3 8 418,90 0 565,90 0
1 Mine wast e volume s estimate d b y takin g th e pla n area s show n o n th e ma p an d modelin g th e pile s a s cone s o r assemblage s o f cone s wit h 1.5: 1 (horizonta l t o vertical ) sideslopes

. 2 Min e wast e quantitie s calculate d fro m volum e estimate s usin g a n in-plac e uni t weigh t o f 10 0 pound s pe r cubi c foo t (pcf)

.

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### Shee t 2 o f 2

## Woodward-Clyd e TABL E 1- 2 MIN E WAST E PIL E CATEGORIES AN D ACTIO N PLAN S RESIDENTIA L ARE A MIN E WAST E PILE S CALIFORNI A GULC H PHAS E I I SIT E Categor y Minera l Grou p No.______Nos

. Included____________Actio n

Plan_______________

_ 1 1

N o Actio n 2 2

Sampl

e an d characteriz e pil e materials ; reclassif y 3 3

, 4 , 5 Complet

e EE/C A an d selec t remedia l respons e base d o n material characteristic s an d proximit y t o residence s

22909N-22327/R45T.1- 2

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Shee t 1 O f 1

# L

RL

E NUMBE R 1 6 WA S MCUIDC D M TH E IBN C WtSt C P U S RCMOM L MVESnCMH N HM C O F Hn C O R SHAF T 8 MOUOE D TO R tfCH P U ttOf. HA P n» M MTRASEAJtC

H (1980 ) MIN E WAST E PILES I N T H E POPULATE D ARE A
no . 1- 1

## Woodward-Clyd e 

## L 2



## - SIT E CHARACTERIZATIO N

: Thi s

sectio n discusse s th e propose d wor k necessar y t o characteriz e th e 3 0 min e wast e "

~ pile s belongin g t o Categorie s 2 an d 3 i n th e residentia l area s o f Leadvill e an d on e pil e belongin g t o Categor y 1 , fo r a tota l o f 3 1 piles

. U 2 . 1

DAT A QUALIT Y OBJECTIVES 

## L Dat

a qualit y objective s (DQOs ) ar e define d a s statement s whic h identif y the objective s o f th e wor k an d specif y th e quality , quantity , an d analytica l leve l o f th e dat a require d t o w mak

e decision s relativ e t o thes e objectives

. DQO s for th e min e wast e pile s are : establishe d

t o ensur e tha t the dat a collecte d ar e o f sufficien t quantit y an d qualit y fo r the *" " intende d

uses
. Dat a o n min e wast e pile s wil l b e use d fo r th e following : *• •

Sit e Characterizatio n • Evaluatio n an d Selectio n o f Remedial/Remova l

Alternatives
, i f necessar y 

## L Onc

e th e remedial alternativ e i s selected , th e dat a wil l als o b e use d fo r remedia l desig n 1 an d monitorin g durin g remedial/remova l action

. Additiona l informatio n may , however , b e require d for remedial desig n and for th e implementatio n o f th e remedia l actio n selected

. Dat a need s an d use s o f th e dat a t o b e collecte d fo r thi s wor k pla n ar e ^ summarize d

i n Tabl e 2-1

. I
^

- Th e dat a t o b e collecte d fo r thi s wor k pla n wil l b e o f Analytica l Leve l III

. Chemica l analyse s wil l b e performe d b y Tes t Method s fo r Evaluatin g Soli d Waste
, L Physical/Chemica l

Method s (SW-846
, Thir d Editio n an d Fina l Updat e I
, EP A 1993a)
, Fiel d an d Laborator y Method s Applicabl e t o Overburde n an d Minesoi l (EP A 1978)
, an d

, Annua

l Boo k o f AST M Standard s (AST M 1993)

.

22909N-22327/R4S. 2

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## Woodward-Clyd e

w 2 2 DAT A NEED S FO R EE/C A REPOR T Th e investigatio n o f th e 3 1 min e wast e pile s wil l procee d a s show n i n Figur e 2-1

. Eac h

~ ~ min

e wast e pil e wil l b e sample d fo r tota l lead i n th e surficia l materia l (0-2 " depth ) an d ; " near-surfac e

materia l (2-24 " depth)

. Thos e pile s foun d t o averag e 2,00 0 pp m lea d o r les s ^ " wil l b e retaine d o n hol d unti l th e fina l RO D i s completed

. Alternatively
, wit h i-

- - concurrenc

e fro m EP A an d th e Colorad o Departmen t o f Healt h (CDH)
, thes e pile s ma y L b e remove d an d use d elsewher e on-sit e a s constructio n materials , i f the y d o no t produc e

_ acid

. On e possibl e us e for thes e material s woul d b e a s cappin g material for remediatio n ^ o f tailings sites

. Fo r thos e pile s containin g a n averag e o f greater tha n 2,00 0 pp m lead , th e bul k sample s wil l b e furthe r characterize d a s describe d below

. Th e additiona l dat a I t o b e collecte d for thes e pile s are classifie d i n tw o categories : geotechnica l an d geochemical

. *• * 2.2. 1

Geotechnica l Dat a Need s i' \ L * Geotechnica l

informatio n i s neede d for physica l characterizatio n o f th e min e wast e

; - material

s fo r us e i n th e identificatio n an d evaluatio n o f remedial/remova l actio n ^ alternatives ,

i f necessary
. Th e informatio n neede d fo r thes e purpose s consist s of :

. •

External geometr y o f th e min e wast e piles , includin g dimensions , steepnes s o f slopes , and retainin g structures , i f an y

w •

Geotechnica l characteristic s o f th e min e wast e includin g materia l classificatio n an d engineerin g propertie s

- 222

Geochemica l Dat a Need s
w - Th e additiona l geochemica l dat a neede d consist s of : 

# L

•

Leachin g potentia l o f a composit e sampl e o f th e min e wast e material s b y \ EP

A Metho d 131 2

~l_/^ 22909N-22327/R4J. 2

07-25-94C7:27«m)/RPT/3 1

2- 2 

## L "—

## Woodward-Clyd e

i •

Acid/bas e accountin g o f th e min e wast e material s t o estimat e th e potentia l o f th e min e wast e material s t o generat e and/o r neutraliz e aci d

~ ~ •

Kineti c (humidit y cell ) testin g (i f necessary ) t o furthe r evaluat e th e abilit y o f th e min e wast e material s t o produc e and/o r consum e aci d ove r tim e 2 J PROPOSE D WORK 

### U Th e followin g section s discus s th e propose d approac h t o th e characterizatio n o f th e 3 1 ; min

e wast e pile s an d evaluatio n an d selectio n o f removal/remedia l actions , i f necessary
. 1 23. 1

Surfac e Samplin g fo r Tota l Lea d Conten t w Eac h o f th e 3 1 min e wast e pile s wil l b e sample d t o measur e th e tota l lea d conten t o f th e i

- surficia l

material s (0-2 " depth ) an d th e near-surfac e material s (2-24 " depth)

. I f a pil e ; - appear s

t o b e compose d o f tw o o r mor e distinc t materials , eac h portio n o f th e pil e wil l L b e sample d independently

. On e composit e sampl e o f a t leas t 2 5 pound s o f min e wast e materia l wil l b e collecte d fro m nin e subsample s collecte d fro m 0-2 " depth , an d on e i composit

e sampl e wil l b e collecte d fro m 2-24 " depth

. Subsample s wil l b e locate d a s show n i n Figur e 2- 2 an d collecte d a s describe d i n SO P Mine Wast e No

. 2

. I f th e pil e

. diamete r

exceed s 20 0 feet , the n eigh t additiona l subsample s wil l b e collecte d fro m nea r th e perimete r o f th e pile

. Additiona l subsample s ma y als o b e collecte d i f nin e subsample s are deeme d t o b e insufficien t t o properl y characteriz e th e pile

. Eac h *

- composit

e sampl e wil l b e sieve d i n th e laborator y throug h a No

. 6 0 mesh

. Th e initia l
<- • weigh t o f th e sampl e an d th e weigh t o f th e material passin g th e No

. 6 0 mes h wil l b e L recorded

. Th e fin e fractio n (materia l passin g th e No

. 60 mesh ) wil l b e analyze d fo r tota l

_ lead

. i w 2J. 2 Additiona l Geochemica l Testin g ! | ( ^ , A s show n i n Figur e 2-1 , th e min e wast e pile s containin g a n averag e lead concentratio n * greate r

than 2,00 0 pp m wil l b e furthe r characterize d b y geochemica l testin g i n th e *

~ laboratory

.

Th e additiona l testin g ma y include :

22909N-22327/R45. 2

07-25-94(7:12pm)/RPT/3 1

2- 3\ 

## Woodward-Clyd e L

*

. •

Subsample s fro m th e composit e sample s fo r eac h pil e wil l b e separate d fo r analysi s o f th e acid-bas e accountin g analyte s liste d i n Tabl e 2-2

. I n addition , leachin g potentia l wil l b e evaluate d fo r a composit e o f thes e "

~ sample s

b y EP A Metho d 131 2 fo r arsenic , cadmium , lead , an d zinc

. *

— •

I f the acid-bas e accountin g result s sugges t tha t the min e wast e material s ar e net acid-producers , the n kineti c (humidit y cell ) testin g ma y b e L

. performe d

o n selecte d sample s fro m th e particula r min e wast e pil e t o ^ bette r

characteriz e th e potentia l o f th e material s t o generat e acid

. 

# u

_ •

Al l sample s collecte d wil l b e archive d fo r possibl e futur e analyses

. Acid-Bas e Accountin g

u Thi s serie s o f test s (static testing ) measur e th e tota l conten t o f variou s form s o f sulfu r p a s wel l a s th e tota l conten t o f neutralizin g material t o estimat e th e potentia l o f th e ^

- teste d

material s t o generat e and/o r neutraliz e acid

. Th e tes t result s wil l b e use d t o categoriz e th e material s a s potentiall y aci d generatin g or non-aci d generating

. Sample s L

. wit h potentia l fo r aci d generatio n ma y the n b e subjecte d t o kineti c testin g t o bette r defin e thei r AR D potential

. f a « Kineti c

Testin g (Humidit y Cell )

^ Thi s tes t measure s the abilit y o f sample s t o produc e and/o r consum e aci d ove r tim e b y

~ ~ simulatin

g fiel d weather conditions i n th e laboratory

. Thi s i s a refinemen t ove r th e stati c *• • testin g progra m a s som e allowanc e fo r kineticall y slo w and/o r incomplet e pyrit e ; - oxidatio n

i s made

. Selecte d sample s whic h classif y a s potentiall y aci d generatin g durin g w th e stati c testin g progra m wil l b e subjec t t o kineti c testing , i f necessary
. ! Sample s

whic h stil l classif y a s potentiall y aci d generatin g followin g humidit y cel l testin g ma y the n b e subjecte d t o mor e refine d testing , o r alternatively , ma y b e remove d o r i remediate d

i n plac e a s acid-generatin g materials

. Additiona l testin g coul d includ e colum n testin g i n the laborator y o r tes t fill s i n the field

.
22909N-22327/R45. 2

07-25-94(7:27«m)/IMT/3 1

2- 4

### L 

## Woodward-Clyd e 

# L

- , 2.3 3 Geotechnica l Testin g Th e geotechnica l laborator y testin g progra m wil l primaril y consis t o f classificatio n

~ testing ,

an d moistur e conten t testing

. Classificatio n testin g wil l b e use d t o characteriz e "

~ an d grou p th e materials

. Moistur e conten t testin g wil l b e use d t o evaluat e handlin g an d *• » placemen t

requirement s fo r material s t o b e relocated

. L Th e geotechnica l laborator y testin g progra m ma y includ e th e followin g components :

^ •

Particl e siz e distribution : AST M D42 1 an d D42 2 • Atterber g limit s (liqui d limi t an d plasticit y index) : AST M D431 8 i •

Moistur e content : AST M D221 6 w

~ Th e

geotechnica l testin g progra m wil l b e finalize d upo n completio n o f th e samplin g ^ progra m

base d o n fiel d observations , th e type s o f material s encountered , sample s p recovered

, and engineerin g judgment

. 

### L 23. 4 Deferre d Testin g Th e materia l remainin g fro m eac h composit e sampl e wil l b e archive d fo r possibl e futur e

, testing

.

Additiona l geotechnica l testin g ma y b e appropriat e fo r material s fro m an y o f th e sample d min e wast e pile s i f the y ar e t o b e place d i n a controlle d manne r i n eithe r i a wast e consolidatio n are a o r a s par t o f a wast e repositor y /wast e encapsulatio n system

. v Thi s

testin g coul d includ e th e followin g components : i

- •

Compaction : AST M D 69 8 • Permeability :

AST M D 508 4 L •

Consolidation :

AST M D 243 5 • Triaxia l Shear : U.S

. Corp s o f Engineer s (USCE ) E M 1110-2-190 6 1 •

Direc t Shear : U.S

. Corp s o f Engineer s (USCE ) E M 1110-2-190 6 ! Specifi c

tes t requirement s woul d b e a functio n o f th e material typ e an d propose d use
. Additiona l samplin g an d testin g o f relocate d material s woul d als o b e possibl e durin g th e C " excavation

proces s o r possibl y i n a stagin g area . Thes e sample s coul d b e use d t o i

~ ; "' " 22909N-22327/R4S. 2

07-28-94(9:44«m)/RPT/3 1

2- 5

## Woodward-Clyd e supplemen t the archive d min e wast e sample s i f necessar y an d woul d allo w compariso n \s o f geochemica l and geotechnica l test result s for surfac e and subsurfac e materials

. » Testin

g fo r nutrien t content o f th e archive d an d supplementa l sample s ma y als o b e ~"

~ considere d

t o evaluat e th e abilit y o f th e min e wast e t o suppor t vegetation

. / W 23. 5

Identificatio n an d Evaluatio n o f Removal/Remedia l

Action s

i L

. Removal/remedia l

alternative s fo r wast e roc k pile s i n th e Californi a Gulc h Sit e hav e bee n develope d an d screene d i n th e Fina l Screenin g Feasibilit y Stud y fo r Remediatio n [ • Alternative s

a t th e Californi a Gulc h NP L Site
, Leadville
, Colorad o (EP A 1993b)

. Th e followin g alternative s wer e retaine d for wast e roc k sources : i i ^ •

Alternativ e 1 - N o Actio n

- ^ •

Alternativ e 2 - Institutiona l Control s
i ^ » •

Alternativ e 3 - Containmen t (Surfac e Wate r Control)/Institutiona l Control s 

### L Surfac e

Wate r Contro l Options : t -

Diversio n Ditche s Channelizatio n

- Institutiona l Control s

« — •

Alternativ e 4 - Containmen t (Surfac e Wate r Control
, Surfac e Sourc e
i Barriers)/Institutiona l Control s i w » Surfac e

Wate r Contro l Options : i -

Diversio n Ditche s w Channelizatio n

22909N-22327/R45. 2 07-25-94(7:27«m)/RPT/3 !

2- 6

## Woodward-Clyd e t

, -

Surfac e Barrie r Options : V " Retainin g Structure s Sedimentatio n Dams/Trap s ( " •

Alternativ e 5 - Containmen t (Surfac e Wate r Control
, Sourc e Surfac e w Control)/Institutiona l Control s V
, -

Surfac e Wate r Contro l Options : Diversio n Ditche s
! i -

Channelizatio n i -

Sourc e Surfac e Contro l Options : V ; _

Gradin g Revegetatio n w -

Simpl e Cove r Multi-Laye r Cove r U

, •

Alternativ e 6 - Containmen t (Surfac e Wate r Control
, Sourc e Surfac e [ ^ Control)/Institutiona l Control s i -

Surfac e Wate r Contro l Options : Diversio n Ditche s Channelizatio n v »

~ - -

Sourc e Surfac e Contro l Options : * * • -

Gradin g Revegetatio n i ^

. -

Simpl e Cove r Multi-Laye r Cove r i

. i te e Surfac e

Barrie r Options : i -

Retainin g Structur e Sedimentatio n Dams/Trap s 22909N-22327/R4J. 2 07-25-94(7:27am)/RPT/3 1

2- 7

## L Woodward-Clyd e 

# i

, •

Alternativ e 7 - Removal/Transport/Disposal/Institutiona l

Control s Remova l Options : "

~ -

Mechanical Excavation

v -

Transpor t Options : Truc k Haulin g i Disposa l

Options : i -

On-sit e Repositor y On-sit e Consolidatio n i Usin

g the dat a collecte d fo r thi s EE/CA
, the retained alternative s wil l b e reviewe d and evaluate d fo r technica l feasibility , cos t effectiveness , institutiona l considerations , an d * * environmenta

l impact s fo r eac h min e wast e pil e containin g a n averag e o f greate r tha n i 2,00

0 pp m lead

. Additiona l remedial/remova l

alternative s specifi c t o th e min e wast e k » pile s i n th e residentia l area s ma y als o b e considered , subjec t t o publi c an d agenc y

r approval

. Followin g a comparativ e analysi s o f th e retaine d alternatives , recommende d remedial/remova l alternative s wil l b e identifie d i n conjunctio n wit h th e Cultura l Resource s consideration s a s discusse d i n Subsectio n 1.3

.

22909N-22327/R45. 2

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2- 8

## L 

# U Woodward-Clyd e TABL E 2- 1 SUMMAR Y O F STATEMENT S USE D I N TH E DEVELOPMEN T O F DQO s FO R MIN E WAST E A T CALIFORNI A GULC H SIT E Dat a Use Dat

a Nee d 

# L i 

# u Defin e

lea d conten t Determin e leachin g potentia l 

### Estimat e mobilit y o f contaminant s Defin e physica l characteristic s fo r developmen t an d evaluatio n o f remedia l alternative s Evaluat e acid-generatin g o r acid-neutralizin g potentia l Analysi

s o f surficia l an d near surfac e min e wast e fo r tota l lead Leac h test dat a fo r metal s fro m min e wast e sample s Leac h tes t dat a o n min e wast e samples

. Geotechnica l testin g o f min e wast e materia l propertie s Acid-bas e accountin g o f min e wast e samples ; humidit y cel l testin g



# L

22909N-22327/R45T.2- 1 07-l»-94(3:47pm)/RPT/3 1 Shee t 1 o f 1

## Woodward-Clyd e 

# L

! TABL E 2- 2 

# u MIN

E WAST E ANALYTICA L PARAMETER S \ *- » =====

Acid-bas e Accountin g Analyte s Tota l Analyte s Metho d

131 2 Analyte s 

# L

s 

### L Tota l

Sulfu r (S ) Lea

d (Pb ) Arseni

c (As ) Pyrit e Sulfu r (S" ) Cadmiu m (Cd ) Sulfate Sulfu r (SO/ ) Lea d (Pb ) Aci d neutralizatio n potentia l Zin

c (Zn ) Aci d productio n potentia l

22909N-223Z7/R45T.2- 2

07-21-94(4:2Spm)/RJT/3 1

Shee t 1 O f 1

### Woodward-Clyd e Consultant s •

3 8 MIN E WAST E PILE S I N RESIDENTIA L ARE A
1 3 0 CATEGOR Y 2 + 3 PILE S AN D 1 CATEGOR Y 1 PIL E RESIDENTIA L ARE A i SAMPLIN G A N D ANALYSI S F OR TOTA L LEA D <2,00 0 PP M >2,00 0 PP M PILE S O N HOL D UNTI L COMPLETIO N O F RO D (INCLUDIN G N O ACTIO N ALTERNATIVE ) O R MA Y B E USE D ELSEWHER E ON SIT E 

# 1

ADDITIONAL GEOCHEMICA L A N D GEOTECHNICA L INVESTIGATIO N O N BUL K SAMPLES 

# I IDENTIFICATIO N A N D EVALUATIO N O F REMEDIAL/REMOVA

L ALTERNATIVE S

J o b No

. : 22909 N Prepare d b y : D.K.N

. Dat e : 5/11/9 4 

### MIN

E WAST E EE/C A FLO W CHAR T FIG

.

2- 1

### Woodward-Clyd e Consultant s •

.

PIL E PERIMETE R

HAL F POINT S
QUARTE R POINT S

NOTES : 1

. HAL F POINT S AR E LOCATE D HALF-WA Y BETWEEN TH E MIDPOIN T A N D TH E EDG E O F TH E PILE

. 2

. QUARTE R POINT S AR E LOCATED ON E QUARTE R O F TH E DISTANC E FRO M TH E EDG E O F TH E PIL E T O TH E MIDPOINT

. 3

. SAMPLIN G POINT S WIL L B E LOCATED B Y USIN G A MEASURIN G TAPE T O LOCAT E TH E CENTE R O F TH E PIL E AN D THE N LOCATIN G POINT S ONE-HAL F AN D ONE-QUARTE R TH E DISTANC E T O TH E CENTE R O F T H E PIL E FRO M TH E PERIMETER

. J o b No

. : 22909 N Prepare d b y : D.K.N

. Dat e : 5/11/9 4 

### MINE

WASTE PILE S SURFAC E SAMPLIN G SCHEM E FIG

. 2- 2f 

## Woodward-Clyd e 

# L L

. 3. 0

SAMPLIN G AN D ANALYSI S PLA N I 

# L Th e Samplin g an d Analysi s Plan (SAP ) i s compose d o f th e followin g parts : • Fiel d Samplin g Pla n L •

Qualit y Assuranc e Projec t Pla n • Standar d Operatin g Procedure s 

## L 3 . 1 FIEL D SAMPLIN G PLA N Thi s fiel d samplin g pla n (FSP ) describe s th e samplin g task s require d fo r th e EE/C A o f 3 1 min e wast e pile s locate d withi n th e residentia l area s o f th e Californi a Gulc h Site

. 1 Th e FS P detail s th e sampl e types , location s an d frequency , sampl e handlin g an d labeling , planne d analyses , documentatio n and reporting , and qualit y assurance/qualit y contro l i

- (QA/QC

) requirements

. I I ^ 3.1. 1

Samplin g Objectives
, Locations
, an d Frequenc y i The objective s o f the samplin g progra m for the min e wast e pile s ar e t o (1 ) evaluat e i f th e averag e lea d conten t o f th e surficia l min e wast e material s (0-2 " depth ) an d near1 surfac e

materia l (2-24 " depth ) exceed s 2,00 0 ppm , (2 ) characterize th e AR D potential , neutralizatio n capacit y an d leachin g potentia l o f thos e min e wast e pile s whic h contai n an d averag e o f greate r tha n 2,00 0 pp m lead , an d (3 ) evaluat e th e physica l characteristic s L

- o f th e min e wast e material s fo r pile s whic h contai n a n averag e o f greate r than 2,00 0 pp m i lead

. fe * Sample s

wil l b e collecte d fro m eac h o f th e 3 1 min e wast e pile s t o mee t th e abov e ^ objectives

.

Analyse s t o b e performe d ar e liste d i n Tabl e 3-1

. i Specifi c

samplin g location s wil l b e designate d i n th e fiel d upo n sit e reconnaissanc e prio r t o th e star t o f th e investigation

.
22909N-22327/R45. 3

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3- 1i 

## Woodward-Clyd e 

# L L 3.1 2 Fiel d Procedure s I Standar d

Operatin g Procedure s (SOPs ) fo r th e collectio n o f sample s hav e bee n develope d an d ar e include d i n Appendi x A
,

^

- Th e followin g SO P wa s develope d specificall y fo r th e Min e Wast e Pil e Wor k Pla n i (Asarc o

1991b ) (Appendi x A) : Wast e Roc k No

. 2 - Near-Surfac e Min e Wast e Sampl e Collectio n M 3.1. 3

Sampl e Handling
, Documentation
, and Analysi s t The procedure s fo r sampl e handling , documentation , and analysi s ar e presente d i n the followin g SO P (Appendix A ) fro m th e Ya k Tunne l SA P (Res-Asarco 1993) : L

. No

.

1 0 - Sampl e Handling
, Documentation
, and Analysi s 

# L

, Require

d containers , holdin g times , an d storag e ar e liste d i n Tabl e 3-2

. Chemical I

. analytica l

method s for analysi s o f th e min e wast e sample s are presente d i n Tabl e 3-3

. Tabl e 1 i n SO P No

. 1 0 (Res-Asarc o 1993 ) ha s bee n revise d t o b e applicabl e t o th e I collectio n

o f min e wast e sample s an d i s presente d i n Tabl e 3-4

. \ 3.1.

4 Decontaminatio n L B

, Th e procedure s fo r decontaminatio n o f samplin g equipmen t an d personne l ar e presente d I

- i n th e followin g SOP (Appendi x A ) fro m th e Ya k Tunne l SA P (Res-Asarc o 1993) : L No

.

1 - Decontaminatio n L 3.1. 5 Healt h an d Safet y Pla n I Fiel d activitie s fo r thi s investigatio n wil l b e conducte d accordin g t o the Sit e Healt h an d Safet y Plan
, Ya k Tunne l Operabl e Unit
, Californi a Gulch Site
, Leadville
, Colorado
, j Revisio

n 2. 0 (Res-Asarc o 1990)

. L

. i

. '!- , 22909N-22327/R45. 3

07-19-94(3:52pm)/RPT/3 1

3- 2

## Woodward-Clyd e 

# L L 3. 2 QUALIT Y ASSURANC E PROJEC T PLA N ! The purpos e o f the Qualit y Assuranc e Projec t Pla n i s t o documen t the qualit y assuranc e requirement s applicabl e t o activities performe d a s part o f th e EE/CA

. Thi s pla n | describe

s the requirement s o f the qualit y assuranc e (QA ) program fo r organizing, * " planning ,

performing , reviewing , an d documentin g activities whic h affec t th e qualit y o f i wor k relate d t o th e EE/CA

. I t applie s t o wor k performe d a t th e Californi a Gulc h Sit e L an d vicinity , i n th e office , an d laborator y testing

. L 3.2. 1

Projec t Organizatio n i The organization , responsibilities , and qualification s o f ke y personne l concerne d wit h qualit y assuranc e fo r the EE/C A Wor k Pla n ar e specifie d i n Subsectio n 2. 2 o f the l Qualit

y Assuranc e Projec t Plan
, Ya k Tunne l Operabl e Unit
, Californi a Gulch Site
, ^ Leadville
,

Colorad o (Res-Asarc o 1993 ) (Ya k Tunne l QAPP)

. i

- 3.2. 2 Qualit y Assuranc e Objective s L Th e overal l Q A objectiv e fo r thi s projec t i s t o develo p an d implemen t procedure s fo r obtainin g an d evaluatin g dat a tha t assur e tha t (2 ) al l measuremen t dat a hav e th e i appropriat

e degre e o f precision , an d accuracy , for th e dat a use s specifie d i n Section s 2. 1
an d 2. 2 (1 ) sampl e collecte d ar e representativ e o f actua l fiel d conditions

. The followin g section s o f the QAP P describ e the procedure s tha t nee d t o b e implemente d i n orde r t o maintai n a consisten t qualit y o f the data

. Thi s consistenc y wil l
^

- b e accomplishe d throug h th e forma l standardizatio n an d documentatio n o f fiel d

, procedure s

an d tasks

. I n addition , projec t deliverable s wil l b e distribute d an d reviewe d L i n accordance wit h specifie d guidelines

. Al l fiel d activities wil l b e planne d i n advance, an d performe d i n accordanc e wit h procedure s outline d i n th e controlle d document s an d
^ plan s

specifie d i n th e SOW

. Fiel d activitie s wil l b e reviewe d t o ensur e consistenc y wit h overal l projec t objectives

. Analytica l dat a wil l b e validate d i n accordance wit h the i validatio n

guideline s describe d i n Sectio n 3.2.5

. The projec t precisio n an d accurac y goal s ar e show n i n Tabl e 3-5

.
22909N-22327/R45. 3

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3- 3

# L Woodward-Clyd e Sit e Selectio n an d Samplin g Procedure s Sectio n 3.1 , Fiel d Samplin g Plan
, present s a discussio n o f th e Sit e Selectio n an d Samplin g Procedures

. I n summary , surfac e an d near-surfac e sample s collecte d fro m 3 1 min e wast e pile s wil l b e analyze d fo r tota l lead

. Base d o n th e tota l lea d results , L

. additiona l

min e wast e sample s collecte d fro m thos e pile s whic h contai n a n averag e o f greate r than 2,00 0 ppm lead ma y b e analyze d for th e acid-bas e accountin g analyte s liste d
^ i n Tabl e 2-2

. On e sampl e per pil e ma y als o b e analyze d fo r leachin g potentia l o f arsenic , cadmium , lead , an d zin c b y EP A Metho d 1312

. Humidit y cel l testin g ma y b e < performe d

on selecte d samples , i f necessary , t o bette r characteriz e thei r AR D potentia l afte r analysi s an d interpretatio n o f th e acid-bas e accountin g testing

. i i *• " 3.2. 4 Analytica l Procedure s an d Calibratio n I L The analyse s t o b e performe d o n the sample s collecte d durin g implementatio n o f the EE/C A Wor k Pla n are liste d i n Tabl e 3-2

. Th e parameter s whic h wil l b e analyze d are L
, specifie d

i n Tabl e 2- 2 an d th e analytica l method s ar e specifie d i n Tabl e 3-3

. I Th e

calibratio n procedure s an d frequenc y o f calibratio n fo r laborator y equipmen t use d fo r sampl e analysi s wil l b e consisten t wit h th e protocol s specifie d i n th e | methods

. L

. 32. 5 Dat a Reduction
, Validatio n an d Reportin g t

_ Th e analytica l dat a generate d b y th e laborator y wil l b e evaluate d fo r precision , accuracy , L

_ an d completenes s usin g specifi c dat a validatio n procedures

. Al l dat a wil l g o throug h tw o level s o f complet e dat a revie w an d validation

. Th e followin g section s describ e i 1 procedure s

whic h shoul d b e followe d b y th e laboratorie s an d dat a validatio n staf f selecte d fo r thi s project

. The firs t leve l o f review , whic h ma y contai n multipl e sublevels , wil l b e conducte d b y the I analytica l

laborator y dat a reviewe r who ha s the initia l responsibilit y fo r the correctnes s u an d completenes s o f the data

. I t i s the responsibilit y o f the analytica l laborator y t o perfor m thi s firs t level o f revie w t o evaluat e th e qualit y o f th e analyse s performed , an d 

### L _?- > 22909N-22327/R4J. 3

07-21-94(4:23pm)/RPT/3 1

3- 4

# L Woodward-Clyd e 

# L [ t o confir m that th e appropriat e analytica l metho d protocol s an d procedures , includin g QA/Q C requirements, hav e b e followed

. Al l dat a wil l underg o a secon d level o f review

. A descriptio n o f the analytica l qualit y contro l criteri a t o b e use d i n validatio n o f sample s analyze d durin g thi s secon d leve l o f

^

- revie

w ar e outline d below

. A s th e analytica l method s d o no t hav e specifi c dat a validatio n guidanc e procedures , th e draf t EP A Contrac t Laborator y Progra m (CLP) L

. Functiona l

Guideline s for Evaluatin g Inorganic s Analyse s (EP A 1988b ) shal l b e use d a s genera l guidanc e wher e pertinen t t o eac h analytica l method

. b e T h e QA/Q C acceptanc e limit s fo r matri x spike/duplicat e (MS/D ) an d Laborator y 1 Contro l

Sampl e (LCS ) analyse s are show n i n Tabl e 3-5

. Th e criteri a shal l b e use d durin g th e dat a validatio n proces s t o evaluat e th e acceptabilit y o f th e analytica l data

. i Acceptanc e

criteri a fo r th e homogenize d fiel d duplicate s wil l follo w th e criteri a fro m *• • Functio n

Guideline s for laborator y duplicates

. 

# L L Th e analytica l method s wil l contai n qualit y contro l measure s whic h allo w fo r validatio n i n accordanc e wit h Dat a Validatio n Functiona l Guideline s fo r Inorganic Analyse s (Inorganic Guidelines ) and ar e i n keepin g wit h the QA/Q C acceptanc e criteria

. The validatio n wil l follo w th e guidanc e fro m Functiona l Guideline s fo r al l criteri a containe d i i n th e Guideline s pertinen t t o th e analytica l method , an d dat a wil l underg o evaluatio n o f the following :

i •

Holdin g Time s 

### L *

Calibratio n • Blank s

, •

Laborator y Contro l Sampl e L •

Laborator y Duplicat e Sampl e Analysi s • Matri x Spik e Sampl e Analysi s i •

Fiel d Duplicat e Analysi s • Overal l Assessmen t o f Dat a 

# L 

# L

22909N-22327/R4S. 3

07-19-94(3:52pm)/RPT/3 l

3- 5

## Woodward-Clyd e 

# L

> : 3.2. 6

Qualit y Assuranc e an d Qualit y Contro l Check s (QA/QC ) ) Th e

analytica l laborator y shal l mee t th e QA/Q C requirement s stipulate d fo r eac h *

~ analytical

method

. Analysi s an d reportin g o f a method blan k an d laborator y contro l sampl e (LCS ) shal l b e include d wit h eac h sampl e dat a package

. QA/Q C sample s wil l be submitte d t o th e analytica l laborator y fo r blin d fiel d duplicat e L analyses ,

rinsat e blan k analyse s an d fo r MS/ D analyses

. On e QA/Q C sampl e suit e wil l b e collecte d fro m a "sulfide " min e wast e pile , an d on e suit e fro m a "carbonate " min e [

_ wast

e pil e an d submitte d fo r analysis

. Th e QA/Q C sampl e suit e fo r eac h o f th e "sulfide " an d "carbonate " min e wast e pile s wil l b e collecte d fro m th e sam e sampl e location , an d 1 wil l b e specifie d prio r t o commencemen t o f th e samplin g program

. A brie f descriptio n f o r thes e QA/Q C sample s follows : i * " Fiel d Duplicate s L Fiel d duplicate s ar e prepare d a s part o f th e fiel d samplin g progra m b y homogenizing , o r mixing , a larg e portio n o f a sampl e an d placin g equall y representativ e sample s int o ^ tw o

set s o f containers

. Compariso n o f th e analytica l result s fo r homogenize d fiel d duplicat e sample s provid e a measur e o f the samplin g and analytica l precision

. Fiel d I duplicate s

wil l b e submitte d t o the laborator y a s blin d samples

. Two blin d fiel d duplicate s wil l b e collected , on e fro m a "sulfide " min e wast e pil e an d on e fro m a 1 "carbonate "

min e wast e pile

. 

### c . Rinsat

e Blank s I — —— — k a

, Rinsat

e blank s ar e collecte d b y pourin g deionize d wate r ove r th e samplin g equipmen t L afte r i t ha s bee n decontaminate d an d prio r t o use i n th e field

. Rinsat e blank s ar e ofte n referre d t o a s equipment blank s o r a s decontaminatio n procedur e blanks

. They ar e I collecte d

t o chec k for sampl e contaminatio n cause d b y reus e o f decontaminate d samplin g equipmen t a s wel l a s th e samplin g proces s an d transportation

. Tw o rinsat e \ sample s

wil l b e collected , on e sampl e eac h followin g decontaminatio n o f equipment fro m a "sulfide " min e wast e pil e an d a "carbonate " min e wast e pile

.
22909N-22327/R45. 3

07-t9-94(3:52pm)/RPT/3 1

3- 6i 

### L 

## Woodward-Clyd e 

# L

^ Matri

x Spik e (MS ) an d Duplicat e (D ) Sample s Matri x spik e sampl e analyse s ar e use d t o evaluat e the effec t o f the sampl e matri x o n the accurac y o f th e laborator y method

. Matri x spike s ar e fiel d sample s spike d wit h know n quantities o f specifi c compound s and processe d throug h t o the entir e analytica l •" • procedur e

an d th e recover y o f th e compound s calculated

. Result s ar e expresse d a s

. percent

recover y o f th e know n amoun t spiked

. Laborator y duplicate s ar e tw o aliquot s L o f a singl e homogeneou s sampl e whic h ar e analyze d fo r th e sam e paramete r i n order t o determin e th e precisio n o f th e method

. Result s ar e expresse d a s relativ e percen t
^ difference

. • A sufficien t quantit y o f materia l o f th e specifie d fiel d sampl e selecte d fo r MS/ D analysi s
^ ^
_ wil l b e collecte d i n the sampl e container

. Tw o sample s wil l b e selecte d fo r MS/ D analyses , on e fro m a "sulfide " min e wast e pil e an d on e fro m a "carbonate " min e wast e "

- pile

. 1 k

- 32.1 Performanc e an d System s Audit s
i ^ N o projec t specifi c performanc e o r system s audit s ar e anticipate d durin g implementatio n o f the EE/C A Wor k Plan

. 

# L 3.2.8

Calculatio n o f Dat a Qualit y Indicator s Calculatio n o f accurac y (a s percen t recovery / an d precisio n (a s relativ e percent differenc e betwee n duplicat e results ) wil l b e i n accordance wit h formul a describe d i n u Sectio n

8. 4 o f th e Ya k Tunne l QAP P Functiona l Guidelines

.

» L

. Th e analytica l completenes s wil l b e calculate d b y th e rati o o f tota l vali d analytica l dat a result s (includin g estimate d values ) t o th e tota l numbe r o f analytica l result s requeste d
^ o n samples submitte d fo r analysis

. The equatio n fo r analytica l completenes s is : 

# L

22909N-22327/R45. 3

07-19-94(3:52pm)/RPT/3 1

3- 7

# L Woodward-Clyd e 

# L
L 56

Analytica l Complete s = Tot d Vali d Amlytic d Dat a Analytica l Dat a Obtaine d Th e analytica l completenes s goa l i s 90%

. I f th e goa l i s no t met , th e Projec t Manager
, i n concurrenc e wit h EP A an d CDH
, wil l decid e i f th e dat a ar e sufficien t fo r it s intende d use
. I f i t i s judge d tha t the dat a ar e inadequate , additiona l fiel d sample s ma y b e collecte d and analyze d t o mee t projec t goals

. 3.2. 9 Correctiv e Actio n Procedure s i Correctiv e

actio n procedure s ma y b e implemente d b y th e Asarc o Projec t Manage r i f the y conside r an y aspec t o f th e progra m i s unacceptable

. Correc t Actio n Procedures i ^ implemente d

woul d follo w th e procedure s describe d i n Sectio n 12. 0 o f th e Ya k Tunne l * " SAP

. L 3.2.1

0 Qualit y Contro l Report s

^ For thi s project , n o separat e report s wil l b e prepare d t o describ e th e result s o f th e Q A progra m describe d i n thi s QAPP

. Dat a summarie s and evaluation s o f QA/Q C dat a wil l I b e provide d a s necessar y i n th e controlle d document s require d b y th e SOW

. | 3.1.1

1 Dat a Managemen t L

. Analytica l

dat a collecte d durin g th e Min e Wast e EE/C A investigation s wil l b e inpu t int o *

- th e projec t database

. Th e databas e wil l b e maintaine d o n a microcompute r an d structure d s o tha t al l task s associate d wit h electroni c dat a transfe r fro m th e analytica l { ^ laboratory ,

dat a entry , processing , analysis , an d reportin g ca n b e accomplishe d i n a n efficien t an d verifiabl e manner . Dat a fro m th e databas e wil l b e exporte d a s neede d t o ! othe r

softwar e package s fo r statistica l analysis , graphica l output , an d dat a tabulation s associate d wit h routin e dat a evaluatio n an d reporting

. Th e fil e structur e wil l b e ! compatibl

e wit h th e EPA/Ro y F

. Westo n EDM S system

. 

# L

^

- - ; 22909N-I2327/R4S. 3

07-21-94(4:27pm)/RPT/3 1

3- 8 I

... _ _ , 

### L ~' ~

## Woodward-Clyd e 

# I

^ TABL E 3- 1 ANALYSE S T O B E PERFORME D O N SURFAC E COMPOSIT E SAMPLE S



### I 

# L

L 

# L i L L Sampl

e Typ e Mine waste , 0-2 " surfac e composit e Min e waste , 2-24 " near surfac e composit e Medi a min e wast e min e wast e Tota l 

### Lea d X X Metho d 1312 1 X X Geotechnica l Analysis 2 X X Acid-bas e Accounting

1 X X

1 

### Se e Tabl e 2- 2 fo r analytes

. 2 Analyse s ma y includ e particl e siz e distribution , wate r content , an d Atterber g limits

.

22909N-22327/R45T.3- 1

07-19-94(3:53pm)/RJT/3 1

Shee t 1 O f 1

# L Woodward-Clyd e TABL E 3- 2 SAMPL E CONTAINERS
, PRESERVATIVES

, AN D HOLDIN G TIME S 

# L Analyt

e Container 1 Preservation 2 Metal s Tota l Sulfu r Pyriti c Sulfu r Sulfat e Sulfu r Aci d Producin g Potentia l Aci d Neutralizin g Potentia l Physica l Characteristics (geotechnical ) P . G

HNO

3 t o pH< 2 B B B B B B Holdin g Time 3 Note s 6 month s 4 5 5 5 5 5 indefinit e


# L 

# L Bottl

e code : P=polyethylene
, G=glass
, B=plasti c bucket

. yki i hottl ^ ssmoles 2ir c t o n c trsnsnortc o ftii u s f fvrftd fl f 4 f * Tri e chctnicd l nrescrv3tivc s abov e appl y onl y t o wate r samples

. Wate r sample s includ e equipmen t rinsat e samples

. Soil sample s fo r lea d analysi s ar e preserve d b y storag e a t 4°C

. Holdin g time s star t at the dat e o f sampl e collection

. Holdin g time s fo r metal s ar e 6 months , excep t fo r mercury , whic h ha s a 28-da y holdin g time

. Holdin g time s fo r total sulfur , pyriti c sulfur , sulfat e sulfur , aci d producin g potential , an d aci d neutralizin g potentia l hav e not bee n establishe d for soi l samples

.



# L L L 22909N-22327/R43T.3- 2

07-21-94(4:29pm)/RPT/3 1 Shee t 1 o f 1

## Woodward-Clyd e TABL E 3- 3 CHEMICA L ANALYTICA L METHOD S FO R ANALYSES O F MIN E WAST E SAMPLE S Parameter Metho d Reportin g Limit I 

# L Lea

d (Pb ) 

### Leac h Tes t Tota l Sulfu r Pyriti c Sulfu r Sulfat e Sulfu r Aci d Producin g Potentia l Aci d Neutralizin g Potentia l Humidit y Cel l Tes t 6010 1 1312 U AST M 4239 * FLMAO M 3.2.6 s FLMAOM 3.2.6 s FLMAO M 3.2.11 s FLMAO M 3.2.3 s FLMAO M 4.1.4 s 0. 5 rag/kg 3 (4 ) 0.01 % 0.01 % 0.01 % 0. 3 ton s CaCO 3 / k t 0. 1 ton s CaCOj/k t ( 7 ) E P A Tes t Method s fo r Evaluatin g Soli d Waste
, Physical/Chemica l

Method s (SW-846)
, Thir d Editio n an d Fina l Updat e I
, 1993a

. Syntheti c Precipitatio n Leac h Tes t fo r Soils

. Th e limit s liste d ar e compute d fro m th e detectio n limit s obtaine d i n pur e wate r and assume s a 1 gra m sampl e weight

. Actua l reportin g limi t wil l b e adjuste d for sampl e size

. Result s reporte d i n jtg/ 1 a s describe d i n Metho d 1312 , SW-846

. Fiel d an d Laborator y Method s Applicabl e t o Overburde n an d Minesoil
, EP A 600/2-78-054
, Marc h 1978

. Annua l Boo k o f AST M Standards
, Sectio n 5 , Volum e 5.05 , 1988

. Analyte s and reportin g limit s fo r humidit y cel l testin g t o b e determined

. Reportin g limi t dependen t on analytica l metho d utilize d an d on sampl e matrix

.

22909N-22327/R43T.3- 3

07-21-94(4:29pm)/RPT/3 1 Shee t 1 o f 1

## *" " Woodward-Clyd e TABL E 3- 4

^ MIN

E WAST E SURFACE SAMPL E IDENTIFICATIO N

KE Y

^ Exampl

e Sampl e ID : A-337G-01-91080 1 * A = Samplin g Compan y ^ (here
,

Asarco ) f 33 7 = Mine wast e pil e referenc e numbe r G = Sampl e Collectio n Metho d I (here
,

grab ) 0 1 = Typ e o f Sampl e ; (here

, primar y sample ) L i 91080 1

= Dat e o f Sampl e Collectio n I (Yea r

Mont h Day ) L

. Firs t fiel d wil l be : "A " fo r Asarc o o r "W " fo r Woodward-Clyd e Consultant s

^ " Th e secon d fiel d consist s o f tw o components : j Th e firs t component i s a three-characte r referenc e numbe r fo r th e specifi c min e wast e *

- pile , accordin g t o Figur e 1- 1 o f th e EE/C A Wor k Plan

. I Th e secon d componen t i s a one-lette r designatio n fo r th e sampl e collectio n method , an d
u wil l be : i "G

" fo r grab , o r "C " fo r composit e [

_ Thir d fiel d wil l be : "01 " fo r primar y sampl e i "02 "

for duplicat e sampl e "03 " fo r fiel d blan k "04 " fo r equipmen t rinsat e ^ "MS

" fo r matri x spik e an d duplicat e f Fourt

h fiel d wil l be : Yea r Mont h Da y L (Dat

e Sampl e Collected ) i 

### L J.-'^. 22909N-22327/R45T.3- 4

C7-21-94(4:30pro)/RJT/3 1

Shee t 1 O f 1w 

## Woodward-Clyd e

* 

# L

1 TABL E 3- 5 PRECISIO N AN D ACCURAC Y GOAL S FO R CHEMICA L ANALYTICA L DATA 1 1 W •

=^=== i ==^=1^=^ = - Parameter______________Precisio

n (RPD)

2 _____Accurac y (%) 3 L Lea d ±3

5 50-15

0 Leac h Tes t ±3

5 50-15

0 L Tota l

Sulfur 4 Pyriti c Sulfur 4 L Sulfat

e Sulfur 4 Aci d Producin g Potential

4 *

- Aci d Neutralizin g Potential

4 Humidit y Cel l Test 4

__________________________________ _ 1 Limit s appl y t o MS/ D an d LC S analyses

. , 2 Relativ e Percen t Differenc e L

. 3 Percen t Recover y 4 Analytica l laborator y t o provid e metho d specifi c QA/Q C acceptanc e limit s prio r i

. t

o commencin g analytica l program

.

_i

- > 22909N-22327/R45T.3- 5

07-21-94(4:30pm)/RPT/3 l

Shee t 1 O f 1 

### L1 

## Woodward-Clyd e 

# L
PREPARATIO N O F EE/C A REPOR T Asarc o wil l prepar e an d submi t t o EP A a report whic h present s th e sit e investigatio n method s an d results , sit e conditions whic h justif y a remova l action , complianc e wit h ARARs
, and the identification , evaluation , and selectio n o f removal/remedia l actions

. The report wil l b e generall y organize d a s follows : 1. 0 Introductio n 2. 0 Sit e Characterizatio n 2.1. 1 Sit e Descriptio n 2.1. 2 Sit e Backgroun d 2.1. 3 Analytica l Dat a 2.1. 4 Sit e Condition s that Justif y a Removal/Remedia l

Actio n 3. 0 Identificatio n o f Removal/Remedia l

Actio n Objective s 3. 1 Determinatio n

o f Removal/Remedia l

Scop e 3. 2 Determinatio n

o f Removal/Remedia l

Schedul e 3. 3 Complianc e wit h Applicabl e o r Relevan t an d Appropriat e Requirement s (ARARs ) 4. 0 Identificatio n o f Removal/Remedia l

Actio n Alternative s 5. 0 Initia l Screenin g o f Removal/Remedia l

Actio n Alternative s 5. 1 Publi c Healt h and Environmental Protectio n 5. 2 Timelines s 5. 3 Technica l Feasibilit y 5. 4 Institutiona l Consideration s

22909N-22327/R45. 4

07-19-94(3:54pm)/RPT/3 l

4- 1

## Woodward-Clyd e

u 6. 0

Analysi s o f Remainin g Removal/Remedia l

Actio n Alternative s [ 6. 1

Identificatio n o f Action-Specifi c ARAR s * " 6. 2

Technica l Feasibilit y

~ 6. 3

Cost Effectivenes s 

### L 6.3. 1

Cost Estimat e w 6.3.

2 Presen t Wort h Calculatio n 6.3 3 Sensitivit y Analysi s 

# L 6. 4

Institutiona l Considerations I 6. 5

Environmenta

l Impact s 6. 6 Summar y

» *" " 7. 0

Comparativ e Analysi s o f Removal/Remedia l

Actio n Alternative s

^

- 7. 1

Technica l Feasibilit y 7. 2 Cos t Effectivenes s t ^ 7. 3

Institutiona l Considerations 7. 4 Environmenta l Impact s ( 

## L 8. 0

Recommende d

Removal/Remedia l

Actio n Alternative s i 9. 0

Reference s

^ " Appendixe s

22909N-22327/R4S. 4

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4- 2L

. 

# L Woodward-Clyd e

5. 0 SCHEDUL E

22909N-22327/R45. 5

07-21-94(4:3 1 pm)/RPT/ 3 5- 1

# I 

# f l 

# n t ACASC H FIGUR E 5- 1 

### MIN E WAST E EE/C A SCHEDUL E

ENGINEERIN G EVALUATION/COS

T ANALYSI S (EE/CA ) F O R MIN E WAST E PILE S SUBMI T DRAF T EE/C A WOR K PLA N T O AGENCIES/COMMUNIT

Y AGENCY/PUBLI C REVIE W SUBMI T FINA L EE/C A WOR K PLA N AGENC Y REVIE W AN D APPROVA L IMPLEMEN T EE/C A WOR K PLA N SUBMI T EE/C A DESIG N REPORT/REMEDIATIO N

PLA N

i 199 4

APRI L M A Y



### A JUN E JUL Y



# . —

——— — , AUGUS

T SEP T OC T N O V DE

C 199 5 J A N



### A

## L Woodward-Clyd e

6. 0 REFERENCE S America n Societ y o f Testin g an d Material s (ASTM)

. 1993

. Annua l Boo k o f AST M Standards

. Sectio n 5

. Volum e 5.05

. Asarco

. 1991

. Fina l Min e Wast e Pile s Remedia l Investigatio n Wor k Plan

. Prepare d b y Woodward-Clyd e Consultants

. July

. Asarco

. 1994a

. Fina l Mine Wast e Pile s Reriiedia l Investigatio n Report

. Prepare d b y Woodward-Clyd e Consultants

. January

. Asarco

. 1994b

. Wor k Area Managemen t Pla n fo r Asarco

. Incorporate d at the Californi a Gulc h NP L Site

. Leadville

r Colorado

. Appendi x B t o th e Consen t Decree

. April

. Asacro

. 1994c

. Draf t Guideline s fo r Conductin g Minima l Disturbanc e Actions

. Prepare d b y Foothill s Engineering

. May

. Environmenta l Protectio n Agenc y (EPA)

. 1978

. Fiel d an d Laborator y Method s Applicabl e t o Overburden an d Minesoil

. EP A 600/2-78-054

. March

. Environmenta l Protectio n Agenc y (EPA)

. 1988a

. Draf t Engineerin g Evaluation/Cos t Analysi s Guidanc e fo r Non-Time-Critica l Remova l Actions

. March

. Environmenta l Protectio n Agenc y (EPA)

. 1988b

. Laborator y Dat a Validation
, Functiona l Guideline s fo r Evaluatin g Inorganic s Analyses

. July

. Environmenta l Protectio n Agenc y (EPA)

. 1993a

. Tes t Method s fo r Evaluatin g Soli d Waste

. Physical/Chemica l

Method s (SW-846 V Thir d Edition

. Fina l Updat e I

.

22909N-22327/R4J. 6

07-19-94(3:Mpm)/JUT/3 1

6- 1

## Woodward-Clyd e



# L Environmenta

l Protectio n Agenc y (EPA)

. 1993b

. Fina l Screenin g Feasibilit y Stud y fo r Remediatio n Alternative s a t th e Californi a Gulc h NP L Site

. Leadville

. Colorado

. September

. Res-Asarco

. 1990

. Sit e Healt h an d Safet y Plan

. Ya k Tunne l Operabl e Unit

. Californi a Gulc h Site

. Leadville

. Colorado

. Prepare d b y Woodward-Clyd e Consultants

. April

. Res-Asarco

. 1991b

. Draf t Phas e I I Remedia l Investigatio n Scopin g Document

. Californi a Gulc h Site

. Leadville

. Colorado

. Prepare d b y Woodward-Clyd e Consultants

. April

. Res-Asarco

. 1993

. Samplin g an d Analysi s Plan

. Ya k Tunne l Operabl e Unit

. Californi a Gulc h Site

. Leadville

. Colorado

. Prepare d b y Bake r Consultants

.

22909N-22327/R45. 6

07-19-94(3:S6pm)/RPT/3 1

6- 2j : ! f 

# i u



# - 

# n

. * 

# n u "

J *^ " T 

# U

i * 

### U APPENDI X A STANDAR D OPERATIN G PROCEDURE S

22909N-22327/R45.T

S 07-2l-94(4Jlpm)/RPT/3 1

# 0 

# \\

w
i 

# D


# o G

t APPENDI X A. 1 STANDAR D OPERATIN G PROCEDUR E \ MIN E WAST E NO

. 2 L NEAR-SURFAC

E MIN E WAST E SAMPLE COLLECTION

22909N-22327/R4J.T

S 07-2l-94(4:31pm)/RPT/3 11. 0 TITL E PAG E 

# L STANDAR D

OPERATIN G PROCEDUR E MIN E WAST E NO

. 2 NEAR-SURFACE MIN E WAST E SAMPLE COLLECTIO N Californi a Gulc h Sit e Leadville
, Colorad o 

# L Approvals : Projec t Numbe r 22909N-2232 7 Date : Originato r Pee r Reviewe r QA/Q C Office r Projec t Manage r EP A Approva l

S O P MIN E WAST E # 2 Revisio n No

. 3. 0 22909N-22327/R45. A

07-22-94(12:45pm)/RPT/3 1 Near-Surfac e Min e Wast e Sampl e Collectio n Date :

Jul y 22,199 4 Pag e 1 o f 1 12. 0 TABL E O F CONTENT S

| I 

## L 

# L Sectio n i * * 1. 0 TITL E PAG E 1 ! 2. 0 TABL E O F CONTENT S 2 w 3. 0 PURPOS E AN D SCOP E 3

^ 4. 0

RESPONSIBILITIE S AN D QUALIFICATION

S 4 L 5. 0 PROCEDURE

S 5 i 5. 1

EQUIPMEN T LIS T 5 L 5. 2

PROCEDUR E

5
; 6. 0 SAMPLE S 8 6 . 1 SAMPL E IDENTIFICATION

, LABELING
, AN D HANDLIN G 8

^ L 6. 2

QA/Q C SAMPLE S 8 6.2. 1 Fiel d Duplicate s 8 L 6.2.

2 Rinsat e Blank s 9 6.2. 3 Matri x Spike s (MS ) an d Duplicat e (D ) Sample s 9 } L 7. 0 DOCUMENTATIO

N 1 0 8. 0 REFERENCE

S 1 1

S O P MIN E WAST E # 2 Near-Surfac e

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. 3. 0 Page 2 o f 1 1 22909N-22327/R45. A

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### L 

# L L PURPOS E AN D SCOP E Th e purpos e o f thi s documen t i s t o defin e th e standar d operatin g procedur e (SOP ) fo r collectin g min e wast e sample s t o 2 4 inche s belo w th e surface , durin g th e Min e Wast e Pile s EE/C A a t th e Californi a Gulc h Site

. Th e purpos e o f th e samplin g progra m i s t o obtai n sample s whic h mee t th e objective s o f th e investigatio n a s define d i n Subsectio n 3.1. 1 o f th e Min e Wast e Pile s EE/C A Work Plan

. Thi s procedur e i s intende d t o b e complet e enoug h s o tha t steps whic h coul d affec t tracking , documentation , o r integrit y o f sample s hav e bee n explaine d i n sufficien t detai l that differen t samplin g personne l followin g thes e procedure s wil l delive r sample s t o th e laborator y whic h ar e equall y reliabl e an d consistent

. This procedur e give s description s o f equipment , fiel d procedures , sampl e handling , documentation , an d fiel d qualit y assurance/qualit y contro l (QA/QC ) procedure s necessar y t o collec t near-surfac e min e wast e sample s a t th e site

. Thi s procedur e i s t o b e strictl y followed

. An y modificatio n t o the procedur e shal l b e approve d i n advanc e b y th e Projec t Manager

. Othe r SOP s wil l b e use d wit h thi s procedure , including : • SO P No

. 1 - Decontaminatio n (Res-ASARC O 1990a ) • SO P No

. 1 0 - Sampl e Handling
, Documentation
, and Analysi s (Res

- ASARC O 1990a )

S O P MIN E WAST E # 2 Near-Surfac e

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. 3. 0 Page 3 o f 1 1 22909N-22327/R4J. A

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# L 4. 0 RESPONSIBILITIE S

AN D QUALIFICATION

S Th e Projec t Manage r (PM ) i s responsibl e fo r assignin g projec t staf f t o collec t near - *" " surfac e

min e wast e samples

. Th e P M i s als o responsibl e fo r assurin g tha t th e appropriat e procedures ar e followe d b y projec t personnel

. 

### U Th e projec t staf f assigne d t o th e collectio n o f near-surfac e min e wast e sample s ar e ^ responsibl

e fo r completin g thei r task s accordin g t o thi s and other appropriat e procedures

. Th e staf f i s responsibl e fo r reportin g deviations fro m th e procedur e t o th e I PM

, Sit e Manager
, o r Projec t QA/Q C Officer

. * ? Onl y qualifie d personne l shal l b e allowe d t o perfor m thi s procedure

. Qualification s ma y *" * b e base d o n previou s experienc e o r on-the-jo b trainin g an d supervisio n b y another qualifie d person

.

SO P MIN E WAST E # 2 Near-Surfac e

Mine Wast e Sampl e Collectio n Date : Jul y 22, 199 4 Revisio n No

. 3. 0 Pag e 4 o f 1 1 22909N-22327/R4S. A

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# u L

5. 0 PROCEDURE S

5 . 1 EQUIPMEN T LIS T

• Shove l
^ •

Stainles s stee l trowel(s ) • Stainles s stee l spoon s and horsehai r brushe s ) •

Stainles s stee l mixin g bowl s • Sampl e container s | •

Sampl e label s • Ic e ches t (sampl e shuttle ) ; •

Ice
, blu e ice , o r othe r coolin g substanc e *" • •

Fiel d noteboo k an d locatio n ma p • Appropriat e healt h an d safet y equipmen t U •

Appropriat e decontaminatio n equipmen t L 5. 2 PROCEDUR E

> Near-surfac e

min e wast e sample s wil l b e collecte d a s specifie d i n Subsectio n 2. 3 o f th e EE/C A Wor k Plan

. Near-surfac e min e wast e sample s ar e define d a s composit e sample s take n a t depth s n o greate r tha n 2 4 inche s belo w th e surface

. Thi s sectio n describe s th e "

~ procedure s

fo r collection , labeling , an d fiel d qualit y assuranc e fo r near-surfac e min e wast e samples

. k * Th e appropriat e samplin g equipmen t shal l b e collecte d prio r t o proceedin g t o a samplin g ^ location

.

The appropriat e healt h an d safet y equipmen t a s describe d i n th e Healt h an d Safet y Pla n (Res-ASARCO 1990b ) shoul d be donne d befor e proceedin g t o th e samplin g location

. L > Near-surfac e

min e wast e sample s wil l b e take n a t th e location s an d dept h specifie d i n * " Sectio n

2. 3 o f th e EE/C A Wor k Plan

. Wher e obstructions prevent samplin g a t th e

^ SO P

MIN E WAST E # 2 Near-Surfac e Min e Wast e Sampl e Collectio n Date : Jul y 22 , 199 4 Revisio n No

. 3. 0 Pag e 5 o f 1 1 22909N-22327/R45. A

07-22-94(12: 4 Jpm)/RPT/3 1 r

# L

i 

## L
i planne d

location , a ne w samplin g locatio n wil l b e establishe d a s nea r a s possibl e t o th e I * previou

s location

. A minimu m o f nin e subsample s wil l b e collecte d for eac h composit e sampl e fro m eac h min e wast e pil e a s show n i n Figur e 2- 2 o f th e Min e Wast e EE/C A * " Wor k Plan

. Th e followin g procedur e wil l b e use d t o collec t th e composit e samples :

s
- •

Advanc e th e hol e t o a dept h o f 2 inche s usin g a shove l tha t ha s bee n decontaminated

. Thoroughl y homogeniz e th e sample

. Plac e 2. 5 t o 3
^ pound

s o f the material collecte d fro m the samplin g interva l i n a decontaminate d sampl e bucket

. Spoon s an d brushe s ma y b e use d t o \ remov

e a s muc h loos e materia l fro m th e hol e a s possible

. W i •

Repeat th e procedur e fo r eac h subsample , addin g th e materia l fro m eac h t o the bucket

. Thoroughl y homogeniz e the bucke t sample

. • Spli t th e bucke t sampl e t o separat e a bottl e sampl e fo r lea d analysi s an d
on e fo r Metho d 131 2 analysis , i f necessary
. The container(s ) wil l b e U labele d

a s specifie d i n SO P No

. 10 , Sampl e Handling
, Documentation
, and Analysi s (Res-ASARCO 1993)

. Th e labele d sampl e container s shal l b e \ place d

i n a n ic e ches t wit h chain-of-custod y form s an d ic e fo r storag e unti l the y ar e delivere d t o th e analytica l laboratory

. • The bucke t sample s wil l b e securel y cappe d t o inhibi t moistur e loss and I archived

. »• » •

Afte r eac h composit e sampl e i s obtained , al l equipmen t use d i n the L

- samplin

g process , includin g shovels , trowels , spatulas , and bowl s wil l b e

_ sen

t t o th e decontaminatio n lin e fo r cleanin g prio r t o reuse
. Samplin g >

_ equipmen t

decontaminatio n

wil l b e complete d accordin g t o the decontaminatio n procedure s specifie d i n SO P No

. 1, Decontaminatio n (Res-ASARC O 1993)

. • Repea t th e procedur e fo r collectin g a composit e sampl e fro m 2-24 " dept h

u fro m

the sam e nin e subsampl e locations

. L SO P

MIN E WAST E # 2 Near-Surfac e

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. 3. 0 Pag e 6 o f 1 1 22909N-22327/R45. A

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completio n o f min e wast e sampling , th e min e wast e remove d fro m th e hol e an d no t use d a s sampl e wil l b e use d t o backfil l th e hole

.

S O P MIN E WAST E # 2 Near-Surfac e

Min e Wast e Sampl e Collectio n Date : Jul y 22 , 199 4 Revisio n No

. 3. 0 Pag e 7 o f 1 1 22909N-22327/R45. A

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# I

v 

# L


# L L 6. 0 SAMPLE S

6 . 1 SAMPLE IDENTIFICATION

, LABELING
, AN D HANDLIN G Min e wast e sample s wil l b e collecte d i n glas s jar s a s describe d i n Tabl e 3- 2 o f th e Fiel d V j
, Samplin

g Plan

. Al l sample s wil l hav e a labe l attache d whic h wil l b e fille d ou t usin g waterproo f in k a s describe d i n SO P No

. 1 0 (Res-ASARC O 1993)

. Sampl e identificatio n | number

s wil l follo w th e convention s discusse d i n SO P No

. 10

. Afte r collection , sample s wil l b e handled , shipped , an d tracke d a s specifie d i n SO P No

. 10

. A chain-of-custod y (COC ) for m shal l b e fille d ou t i n th e field , and thi s for m shal l ! accompan

y ever y shipmen t o f sample s t o th e laboratory

. Th e chain-of-custod y procedur e ^

- i s specifie d i n SO P No

. 10

. k 6 2 QA/Q C SAMPLE S
t

_ QA/Q C

sample s wil l be submitte d t o th e analytica l laborator y fo r blin d fiel d duplicat e analyses , rinsat e blan k analyse s an d fo r MS/ D analyses

. On e QA/Q C sampl e suit e wil l I b e collecte d fro m a "sulfide " min e wast e pil e an d on e suit e fro m a "carbonate " min e wast e pil e an d submitte d fo r analysis

. Th e QA/Q C sampl e suit e fo r eac h o f th e "sulfide " an d "carbonate " min e wast e pile s wil l b e collecte d fro m th e sam e sampl e location , an d wil l b e specifie d prio r t o commencemen t o f the samplin g program

. A brie f descriptio n f o r thes e QA/Q C sample s follows : 62.1 Fiel d Duplicate s Fiel d duplicate s ar e prepare d a s par t o f th e fiel d samplin g progra m b y homogenizing , I o r mixing, a larg e portio n o f a sampl e an d placin g equall y representativ e sample s int o tw o set s o f containers

. Fiel d duplicate s wil l b e submitte d t o the laborator y a s blin d I samples

.

Th e tru e identit y mus t b e thoroughl y documente d i n fiel d notes

. Thi s documentatio n i s not submitte d t o the laboratory

. Tw o blin d fiel d duplicate s wil l b e S O P MIN E WAST E # 2 Near-Surfac e

Min e Wast e Sampl e Collectio n Date : Jul y 22 , 199 4 Revisio n No

. 3. 0 Pag e 8 o f 1 1 22909N-22327/R45. A

07-22-94(12:45pm)/RPT/3 1 

## L^ collected

, on e fro m a "sulfide " min e wast e pil e an d on e fro m a "carbonate " min e wast e pile

. *" " 62 2 Rinsat e Blank s
* * Rinsat

e blank s ar e collecte d b y pourin g deionize d wate r ove r th e samplin g equipmen t

, afte r i t ha s bee n decontaminate d an d prio r t o use i n th e field

. Rinsat e blank s ar e ofte n L referre d

t o a s equipmen t blank s o r a s decontaminatio n procedur e blanks

. The y ar e collecte d t o chec k fo r sampl e contaminatio n cause d b y reus e o f decontaminate d i samplin

g equipmen t a s wel l a s th e samplin g process an d transportation

. Tw o rinsat e sample s wil l b e collected , on e sampl e eac h followin g decontaminatio n o f equipmen t fro m I a "sulfide " min e wast e pil e an d a "carbonate " min e wast e pile

. ! 62 3 Matri x Spike s (MS ) an d Duplicat e (D ) Sample s 

# L Matri

x spik e sampl e analyses ar e use d t o evaluat e the effec t o f the sampl e matri x o n the accurac y o f th e laborator y method

. Matri x spike s ar e fiel d sample s spike d wit h know n quantitie s o f specifi c compound s an d processe d throug h t o the entir e analytica l procedur e an d th e recover y o f th e compound s calculated

. Result s ar e expresse d a s percen t recover y o f th e know n amoun t spiked

. Laborator y duplicate s are tw o aliquot s L o f a singl e homogeneou s sampl e whic h ar e analyze d fo r th e sam e paramete r i n orde r t o determin e th e precisio n o f th e method

. Result s ar e expresse d a s relativ e percen t ; difference

. L * A sufficien t quantit y o f material o f th e specifie d fiel d sampl e selecte d fo r MS/ D analysi s U wil l b e collecte d i n th e sampl e container

. Tw o sample s wil l b e selecte d fo r MS/ D analyses , on e fro m a "sulfide " min e wast e pil e an d on e fro m a "carbonate " min e wast e i L pile

.

S O P MIN E WAST E # 2 Near-Surfac e Min e Wast e Sampl e Collectio n Date : Jul y 22,199 4 Revisio n No

. 3. 0 Page 9 o f 1 1 22909N-22327/R45. A

07-22-94(12:45pm)/RPT/3 lDOCUMENTATIO N

T h e fiel d documentatio n requirement s fo r th e fiel d sample r wil l includ e recordin g ^

- observation

s mad e durin g samplin g or decontaminatio n that coul d affec t th e qualit y o f

, a sample

. Th e documentatio n fo r eac h sampl e shoul d b e entere d i n a fiel d noteboo k L wit h consecutivel y numbere d pages

.

^ Documentatio n

shoul d includ e a t a minimum : i •

The dat e o f sampl e collectio n • Tim e o f da y • Sampl e numbe r ^ •

Dept h o f sampl e i •

Typ e o f sampl e (e.g.
, soil , QA/Q C sample ) L •

Samplin g metho d (e.g.
, auge r o r trowel ) • Sampl e descriptio n L

. •

Unusua l samplin g condition s • A brie f descriptio n o f th e are a aroun d th e sampl e locatio n an d th e [ weathe r

condition s a t th e tim e o f sampl e collectio n I I n addition , eac h entr y (o r page ) i n the fiel d noteboo k shoul d b e date d and initiale d b y *" * th e individua l makin g th e entry

.


## L

S O P

MIN E WAST E # 2 Near-Surfac e

Min e Wast e Sampl e Collectio n Date : Jul y 22 , 199 4 Revisio n No

. 3. 0 Pag e 1 0 o f 1 1 22909N-22327/R43. A

07-22-94(12:45pm)/RPT/3 18. 0 REFERENCE S Res-ASARCO

. 1993

. Samplin g an d Analysi s Plan
, Ya k Tunne l Operabl e Unit
, Californi a Gulc h Site
, Leadville
, Colorado

. Prepare d b y Bake r Consultants

. Res-ASARCO

. 1990

. Sit e Healt h an d Safet y Plan
, Ya k Tunne l Operabl e Unit
, Californi a Gulc h Site
, Leadville
, Colorado

. Prepare d b y Woodward-Clyd e Consultants

. April
, 1990

.

S O P MIN E WAST E # 2 Near-Surfac e

Min e Wast e Sampl e Collectio n Date : Jul y 22 , 199 4 Revisio n No

. 3. 0 Page 1 1 o f 1 1 22909N-22327/R43. A

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# n D
0 

# Q D J D j ] APPENDI X STANDAR D OPERATIN G PROCEDUR E NO

. 1 DECONTAMINATIO N

22909N-22327/R45.T

S 07-21-94(4:31pm)/RPT/3 1

## L



# L L STANDAR D OPERATIN G PROCEDUR E NO

. 1 DECONTAMINATIO N Californi a Gulc h CERCL A Sit e 

### Leadville
, Colorad o
Modifie d fro m "Standar d Operatin g Procedur e No

. I • Decontamination " Revisio n No

. 3.0 , Augus t 29 , 199 1 Prepare d b y Woodward-Clyd e Consultant s

Version : Octobe r 9 , 199 3 SO

P NO

. 1

, ASA«C(VSOK/NEW.SO P I 9MM 3 1- 1 BokCT COnSUltOKtS,

IttC. LTABL E O F CONTENT S SO P NO

. 1 Sectio n 1. 0

2. 0 

# L

3. 0 INTRODUCTIO N AN D TYPE S O F CONTAMINATIO

N

........... .

1- 3 1. 1 PERSONNE L EXPOSUR E

.......................... . 1- 3 1 . 2 SIT E AND/O R SAMPL E CROSS-CONTAMINATIO

N

........ . 1- 3 PROCEDURE S

...................................... . 1- 4 2. 1 EQUIPMEN

T LIS T

.............................. . 1- 4 2. 2 DECONTAMINATIO N

............................ . 1- 4 2.2. 1 Personne l ...................:........... . 1- 4 2.2. 2 Samplin g Equipmen t

........................ .

1- 5 

### 2.2. 3 Drillin g an d Heav y Equipmen t

.................. .

1- 5 2.2. 4 Equipmen t Leavin g th e Sit e .................... .

1- 6 2.2. 5 Wastewate r .............................. . 1- 6 

### 2.2. 6 Othe r Wastes
............................ . 1- 6 2. 3 DOCUMENTATIO

N

............................. . 1- 6 QUALIT Y ASSURANC

E REQUIREMENT S

................... .

1- 7

1- 2 Baker

Consultants, Inc.SO P NO

. 1

L 1 . 0 INTRODUCTIO

N AN D TYPE S O F CONTAMINATIO

N Th e purpos e o f thi s documen t i s t o defin e th e standar d procedur e fo r decontaminatio n fo r th e 

### Ya k Tunne l Operabl e Uni t project

. This Standar d Operatin g Procedur e (SOP ) serve s a s a supplemen t t o th e Qualit y Assuranc e Projec t Pla n (QAPP ) an d th e Fiel d Samplin g Pla n (FSP)

. Thi s procedur e i s intende d t o b e use d togethe r wit h th e SA P an d th e othe r SOPs

. 1. 1 PERSONNE L EXPOSUR E I Worker

s involve d i n sit e activitie s ma y com e int o contac t wit h soils,

- surfac e water , groun d 

### water , an d sludge s fro m th e Ya k Tunne l Operabl e Unit

. Assessment s o f th e are a hav e identifie d th e potentia l contaminant s a s metal s an d silica

. Thes e constituent s ar e no t considere d toxi c t o I human s b y derma l route , althoug h the y ma y caus e ski n irritatio n a t concentration s muc h highe r 

### tha n those foun d i n th e Ya k Tunne l Operabl e Uni t t o date

. Extende d derma l exposur e t o ope n 

### wounds , however , coul d lea d t o uptak e o f toxi c constituents

. The Ya k Tunne l effluen t wate r 1 i s slightl y acidic

. Physica l contac t wit h drainage wate r for lon g period s o f tim e ma y caus e sligh t 

### irritatio n du e t o th e pH

. I t i s als o know n t o caus e som e ski n discoloration

. Ingestio n o f soil s



### . , an d Ya k Tunne l effluen t i s t o b e avoided

. Inhalatio n o f soil s durin g operation s producin g ^ respirabl

e dust i s anothe r possibl e exposur e route

. A s outline d i n th e Healt h an d Safet y Plan
, 

### th e exposur e wil l b e controlle d throug h th e us e o f respirator s a s necessar y base d o n ai r monitorin g results

. A splash int o th e ey e i s expecte d t o caus e irritatio n du e t o th e acidit y o f th e ^ effluent s an d i s t o b e avoided

. Exposur e t o potentia l derma l an d ingestio n route s wil l b e limite d b y decontaminatio n procedures , sit e prohibition s an d th e us e o f personal protectio n equipment

. L 1. 2 SIT E AND/O R SAMPL E CROSS-CONTAMINATIO

N The overal l objectiv e o f multimedi a samplin g program s i s t o obtai n sample s whic h accuratel y L
, depic t th e chemical , physical , and/o r biologica l condition s a t th e samplin g site

. Extraneou s contaminan t material s ca n b e brough t ont o th e samplin g locatio n and/o r introduced int o th e mediu m o f interes t durin g th e samplin g program (e.g.
, b y bailin g o r pumpin g o f groun d wate r L wit h equipmen t previousl y contaminate d a t another samplin g site)

. Trac e quantitie s o f thes e contaminan t material s ca n thu s b e capture d i n a sampl e an d lea d t o fals e positiv e analytical I result s and , ultimately , t o a n incorrec t assessmen t o f th e contaminan t condition s associate d wit h L

. th e site

. Decontaminatio n o f samplin g equipmen t (e.g.
, bailers , pumps , tubing , soi l an d sedimen t samplin g equipment ) an d fiel d suppor t equipmen t (e.g

. , dril l rigs , vehicles ) i s therefor e 1 require d a t th e Ya k Tunne l Operabl e Uni t t o ensur e tha t samplin g cross-contaminatio

n i s t

- prevented

, an d tha t on-sit e contaminant s ar e no t carrie d off-site

.

1~ 3 Baker

Consultants, Inc.SO P NO

. 1

; 2. 0 PROCEDURE S L

. 2. 1 EQUIPMEN T LIS T

— Th e followin g i s a lis t o f equipmen t tha t ma y b e neede d t o perfor m decontamination : • Brushe s 

### • Was h tub s *

~ •

Bucket s • Scraper s i •

Stea m cleane r o r high-pressur e spraye r u 

### •

Disposa l drum s • Sponge s o r pape r towel s i •

Alcono x detergent (o r equivalent )

u 

### •

Potabl e wate r • Nitri c aci d solutio n (10% ) 

### ! •

Distilled
, metal-analyte-fre e wate r • Garde n typ e wate r sprayer s • Clean plasti c sheetin g and/o r tras h bag s 2. 2 DECONTAMINATIO

N



### ^ 2.2. 1 Personne l A temporar y personne l decontaminatio n line wil l b e se t u p a t eac h samplin g o r constructio n site

. ^ Th e temporar y decontaminatio n lin e shoul d provid e space t o was h an d rins e boots , gloves , an d al l samplin g o r measurin g equipmen t prio r t o placin g equipmen t int o a vehicle , an d a containe r 

### t o dispos e o f use d disposabl e item s suc h a s gloves , tap e o r tyve k (i f used)

. u Decontaminatio

n procedur e fo r fiel d personne l workin g i n area s o f know n o r expecte d hazardou s f wast e shal l include: 

### L •

Boot s rinse d • Coverall s remove d I •

Boot s washe d wit h Alcono x L •

Har d ha t an d othe r safet y equipmen t remove d an d washe d wit h Alcono x • Gloves an d respirato r remove d | •

Boot s rinse d i n potabl e wate r L •

Personne l shal l was h hands , face , an d forearm s befor e eatin g • Al l personnel wil l showe r a t th e sit e a t th e en d o f ever y wor k da y
AiA*ow<w*CTr.so M w.ifr w 1- 4

Eaker

Consultants, Inc.IL

. SO P NO

. 1

! 2.2. 2 Samplin g Equipmen t 

### L

. Th e followin g steps wil l b e use d t o decontaminat e samplin g equipmen t tha t ha s bee n expose d 

### ; t o know n or suspecte d hazardou s material s (includin g reusabl e filte r apparatus) : • Personne l wil l dres s i n suitabl e safet y equipmen t t o reduc e persona l exposure

. • Gros s contamination o n equipmen t wil l b e scraped of f a t th e samplin g o r constructio n site

. i U •

Equipmen t tha t wil l no t b e damage d b y wate r wil l b e place d i n a was h tu b 

### containin g Alcono x o r low-sudsin g detergen t alon g wit h potabl e wate r an d 

### • ^ scrubbe

d wit h a bristl e brus h o r simila r utensil

. Equipmen t wil l b e rinse d wit h potabl e wate r i n a secon d was h tu b followe d b y a nitri c aci d solutio n (10% ) rinse , 

### a distilled , metal-analyte-fre e wate r rinse , an d dryin g wit h pape r towel

. • Equipmen t tha t ma y b e damaged b y wate r wil l b e carefull y wipe d clea n usin g a spong e an d detergent wate r o r spra y bottl e an d towe l an d rinse d wit h distilled , 

### i..

. metal-analyte-fre e

water

. Car e wil l b e take n t o preven t an y equipmen t damage

. ; •

Rins e an d detergen t water s wil l b e replace d wit h ne w solution s betwee n boring s L o

r sampl e locations

. 

### Followin g decontamination , equipmen t wil l b e place d i n a clea n are a o r o n clea n plasti c sheetin g L t o preven t contac t wit h contaminated soil

. I f th e equipmen t i s no t use d immediately , th e equipmen t wil l b e covere d o r wrappe d i n plasti c sheetin g o r heav y dut y tras h bag s t o minimiz e potentia l airborn e contamination

. u . 2.2. 3 Drillin g an d Heav y Equipment

! i f Drillin g an d heav y equipmen t wil l b e decontaminate d a t th e decontaminatio n are a fo r larg e equipmen t nea r th e Surg e Pond

. Th e followin g step s wil l b e use d t o decontaminat e drillin g an d heav y equipment : w •

Personne l wil l dres s i n suitabl e safet y equipmen t t o reduc e personal exposure

. L

- •

Equipmen t showin g gros s contaminatio n o r havin g dril l cutting s cake d o n wil l b e scrape d of f wit h a flat-blade d scrape r a t th e samplin g or constructio n site

. j p •

Equipment
, suc h a s dril l rigs , augers, dril l bits , an d shovel s wil l b e spraye d wit h detergen t wate r b y a high-pressur e washer , the n rinse d wit h potabl e water

. Car e 1- 5 Baker

Consultants, Inc.SO P NO

. 1
shoul d b e take n t o adequatel y clea n th e insides o f th e hollow-ste m auger s an d *

~ backho

e buckets

. 

### Followin g decontamination , drillin g equipmen t wil l b e place d o n th e clean dril l ri g an d move d L



### - t o a clea n area . I f th e equipmen t i s no t use d immediately , i t shoul d b e store d i n a designate d clean area . t 2.2. 4 Equipment Leavin g th e Sit e 

### ! Vehicle s use d fo r nonconstructio n activities shal l b e cleane d o n a n as-neede d basi s a s determine d *" " b y th e Sit e Safet y Office r b y soa p an d wate r o n th e outsid e an d vacuumin g th e inside

. Cleanin g

, wil l b e require d fo r ver y dirt y vehicle s whic h wil l b e leavin g th e Leadvill e area . Th e cleanin g 

### | ^ shal l tak e plac e on-site

. On-sit e construction equipmen t suc h a s eart h movin g equipment , trucks , drillin g rigs , backhoes , trailers , etc. , wil l b e pressur e washe d on-sit e befor e th e equipmen t i s remove d fro m the sit e t o limi t off-sit e exposur e t o potentia l contaminants

. 

## L 2.2. 5 Wastewate r L
, Use d was h an d rins e solution s mus t b e containe d an d transporte d t o th e Surg e Pond

. Th e liquid s wil l b e draine d int o th e Surg e Pond

. L 2.2. 6 Othe r Waste s Soli d waste s suc h a s use d persona l protectiv e equipmen t an d use d filter s wil l b e collecte d i n 

### L drums

. Whe n drum s ar e ful l the y wil l b e sealed

. Eac h dru m wil l b e labelle d wit h it s content s an d th e date , usin g paint o r othe r permanen t marker

. Drum s wil l b e store d o n sit e fo r late r i handlin g o r disposal

. t » 2. 3 DOCUMENTATIO

N

^ * Samplin g personne l wil l b e responsibl e fo r documentin g th e decontaminatio n o f samplin g an d drillin g equipment

. Th e documentatio n wil l b e recorde d wit h waterproo f in k i n th e sampler' s I fiel d noteboo k wit h consecutivel y numbere d pages

. The informatio n entere d i n the fiel d boo k *

- concernin

g decontaminatio n shoul d includ e th e following : • Decontamination

personne l • Dat e an d star t an d en d time s ^

- •

Decontaminatio n

observation s • Weathe r condition s

1- 6 Baker

Consultants, Inc.

# L

i 

### L 

# L

i 

## L 

# i L \ L * SO P NO

. 1

3 . 0 QUALIT Y ASSURANC E REQUIREMENT S w « Equipmen

t rinsat e sample s wil l b e take n o f th e decontaminate d samplin g equipmen t t o verif y th e 

### : effectivenes s

o f th e decontaminatio n procedures

. Th e rinsat e procedur e wil l includ e rinsin g

— deionize d

wate r throug h o r ove r a representativ e decontaminate d samplin g too l (suc h a s a spli t spoo n sample r o r Teflo n bailer ) and collectin g the rinsat e wate r int o the sampl e bottles , whic h 

### i wil l b e sen t t o th e laborator y for analysis

. Th e rinsat e procedure , includin g th e sampl e number , wil l b e recorde d i n th e fiel d notebook

. Decontaminatio n rinsate s o f th e decontaminate d samplin g tool s wil l b e collecte d a t a frequenc y o f on e pe r 2 0 samples collected , o r a minimu m o f on e [ rinsat e sampl e pe r da y i f les s tha n 2 0 sample s ar e collecte d i n an y give n day

.

OT.I«. « 1- 7

Baker

Consultants, Inc.

# p ,

u [ 1 APPENDI X * "

. STANDAR D OPERATIN G PROCEDUR E NO

. 1 0

r j SAMPL

E HANDLING
, DOCUMENTATION

, AN D ANALYSI S 

## U

.' 

# 0 " ;•;'-;

.

•• • " /^

. . 

# n : :



# • u •

\ i ! f

i i 

### U 

# i i

u

_ , . 22909N-22327/R45.T

S 07-22-94(12:43pm)/RFT/3 1SO P NO

. 1 0

STANDAR D OPERATIN G PROCEDUR E NO

. 1 0 SAMPLE HANDLING
, DOCUMENTATION

, AN D ANALYSI S Californi a Gulc h CERCL A Sit e 

### LeadviUe
, Colorad o



## u / Modifie d fro m "Standar d Operatin g [ v

. Procedur

e No

. 1 0 - Sampl e Handling
, Documentation
, an d Analysis, " Revisio n N o J.I
, Augus t 27 , 199 1 Prepared b y Woodward-Clyd e Consultant s U

i 

### L \

Version : Octobe r 9 , 199 3

10_ 1 Baker

Consultants, Inc

.TABL E O F CONTENT S SO P NO

. 1 0 Sectio n Pag e 1. 0 PURPOS E AN D SCOP E

............................... . 10- 3 2 . 0 PROCEDURE

S FO R SAMPL E HANDLING
, DOCUMENTATIO

N AN D ANALYSI

S

..................... .

10- 3 2 . 1 SAMPL E IDENTIFICATIO

N AN D LABELIN G

........... .

10- 3 2 . 2 SAMPL E CONTAINERS
, PRESERVATIVES

, AN D HOLDIN G TIME S

.............................. . 10- 4 2.2. 1 Sampl e Container s
........................ .

10- 4 2.2. 2 Sampl e Preservation ....................... .

10- 4 2.2. 3 Sampl e Holdin g Time s an d Analyse s
............. .

10- 4 2. 3 SAMPL E PREPARATIO

N AN D SHIPPIN G

.............. .

10- 5 2. 4 SAMPL

E DOCUMENTATIO

N AN D TRACKIN

G

.......... . 10- 5 2.4. 1 Fiel d Note s
............................. . 10- 5 2.4. 2 Sampl e Chain-of-Custod y .................... .

10-6 2. 5 SAMPL

E DISPOSA

L

............................ . 10- 7

x LIS T O F TABLE S TABL E 1 SAMPL

E IDENTIFICATIO

N CODE S

.................. .

10-8 TABL E 2 SAMPL E CONTAINERS
, PRESERVATIO N METHODS
, AN D HOLDIN G TIME S

.............................. . 10- 9 LIS T O F FIGURE S L

. FIGUR E

1 COMPLETE

D SAMPL E LABE L

.................... .

10-1 0 FIGUR E 2 EXAMPL E O F CHAIN-OF-CUSTOD

Y FOR M

........... .

10-1 1

CM*.* ] 1Q-

2 Baker Consultants, Inc.SO P NO

. 1 0

1. 0 PURPOS E AN D SCOP E 

### Th e purpos e o f thi s documen t i s t o defin e th e standar d protocol s fo r sampl e handling , documentation , an d analysi s fo r th e Ya k Tunne l Operabl e Uni t project

. Thi s Standar d Operatin g 

### Procedur e (SOP ) serve s a s a supplemen t t o th e Qualit y Assuranc e Projec t Pla n (QAPP ) an d th e Fiel d Samplin g Pla n (FSP)

. This procedur e i s intende d t o b e use d togethe r wit h th e FS P an d othe r SOP s an d i s reference d i n al l SOP s tha t appl y t o sampling

. 2 . 0 PROCEDURE S FO R SAMPLE HANDLING
, DOCUMENTATION

, AN D ANALYSI S 2 . 1 SAMPLE IDENTIFICATIO

N AN D LABELIN G 

### Sample s collecte d durin g treatmen t plan t operation s o r routin e monitorin g activitie s wil l b e assigned uniqu e sampl e identificatio n numbers

. Eac h sampl e identificatio n numbe r wil l identif y 

### th e organizatio n collectin g th e sampl e o r th e progra m unde r whic h i t i s collected , samplin g location , typ e o f sample , an d samplin g sequenc e fo r eac h sample

. Thes e number s are require d 

### for trackin g th e handling , analysis , an d verificatio n or validatio n statu s o f al l samples collecte d durin g wate r treatmen t plan t operation s an d routin e monitoring

. I n addition , th e sampl e 

### identificatio n number s wil l b e inpu t int o th e projec t databas e t o identif y analytical result s receive d fro m th e laboratory

. Sampl e identificatio n number s tha t ar e assigne d wil l b e divide d int o fou r field s a s show n i n th e followin g example : R-YFW-01-90042 3 Th e firs t fiel d i s on e characte r i n lengt h an d identifie s th e compan y conductin g th e sampling

. Th e secon d fiel d i s a thre e or fou r characte r alphanumeri c cod e identifyin g th e locatio n o f th e 

### sampl e (e.g.
, YF W indicate s Ya k Flo w Wate r o r Ya k Porta l discharg e water)

. Th e nex t fiel d identifie d i s th e typ e o f sampl e bein g collected ; thi s i s use d t o identif y whethe r th e sampl e i s a primar y o r gra b sample , a composit e sample , fiel d duplicate , fiel d blank , equipmen t rinsate , o r matri x spik e sample

. The fina l fiel d contain s the dat e i n a year-month-da y forma t t o allo w dat a i n th e analytica l databas e t o b e easil y sorted

. Fo r example , th e sampl e identifie d abov e wa s collecte d on April 23 , 1990

. Tabl e 1 provide s a lis t o f th e possibl e cod e entrie s for eac h o f th e dat a field s fo r wate r treatmen t plant , surg e pond , an d routin e monitorin g samples

. Eac h sampl e tha t i s collecte d i n the fiel d wil l b e labele d fo r futur e identification

. Sampl e label s wil l b e fille d ou t a s completel y a s possibl e b y a membe r o f th e samplin g tea m prio r t o th e star t o f th e day' s fiel d samplin g activities

. Th e date , time , sampler' s signature , an d th e las t fiel d o f th e sampl e identificatio n numbe r shoul d no t b e complete d unti l th e sampl e i s actuall y collected

. Al l sampl e label s wil l b e fille d ou t usin g waterproo f ink

. A t a minimum , eac h labe l wil l contai n th e followin g information : •>.!«. « 10-

3 Baker Consultants, Inc.SO P NO

. 1 0



### • Sampler' s compan y affiliation ; • Sit e location ; • Sampl e identification ; 

### • Dat e an d tim e o f sampl e collection ; • Analyse s required ; • Metho d o f preservatio n used ; • Sampl e matrix ; an d • Sampler' s signature

. • vnr-7»!v » o f a complete d sampl e labe l fo r i s show n i n Figur e 1

. ? * SV ! / r ; V CONTAINERS

, PRESERVATIVES

, AN D HOLDIN G TIME S



### , tainer s ; . : 

### reparatio n practice s wil l b e observe d t o minimiz e sampl e contaminatio n an d

, analyse s du e t o anomalou s analytical results

. Prio r t o sampling , certifie d leaned sampl e container s wil l b e obtaine d fro m th e contrac t analytica l Isboratory

. : 

### -."T"

. I**
, labele d a s described i n th e previou s sectio n t o indicat e th e typ e o f sampl e an d

. ' , f c Ij c collected

. I n general , require d preservative s wil l b e prepare d an d place d 

### •.r.'t e bossier

. prio r t o shipment t o th e site

. I n general , 50 0 m l glas s or polyethylen e b ic* " i. c • '-Veci wate r samples tha t wil l b e submitte d for analysi s o f genera l <> * .-;»»••*«?$
, ro*j^ r ^organi c constituent s an d metals , a s show n i n Tabl e 4-11

.

, "

m^lf. J*r-*&


### ; »

.v^stiiv f «*•'; i • jic ••'ftnK* ; ^ -^nimiz e ch^miw J change s tlia t 01)^ 5 occw r durin g L

. r

iif«v-''.g«

.' « i^v * > jte

. » 4 

### b o 'ivonnp d imn»ert«. i 

### »vj y UjX> n sampl e '•'«

. : c sas??r o - Titc^ y R^i'U s ;- . r'^koa»?c d b y r^vope r ccoidinatio n o f

r

. .

• ;fJoi s requj»*" r . Msoldir r * : :.«i?

. r 'i-ipresr.ivc d

LiMped&t*» y and store d 

### L

. ,

; 

### i ••' ; ? > ^vc^~ , prio r t o •••*•' ; v-t'S i ^'

- "

h c> ^ ^res«;rvfci!vc s wil l b e •;.:-:;.'.»^ f Mrs

- ?

. ->•> - J /i'. n ?? > t?«

- r "iC-i

y j^uo r » sUvj/M«n t t o th e •:..;-.?< l F 1 * v . \

. '* r -v- ^ "»>A>:

. a n ?:«.-•

.. •

-"-i * ha s no t K#. n provide d 

### L

. ; . / t u- : uta i ^b'tt^ c . o f th e p> s 

### > irsiicr t

v/it h laborator y 7 - ^ \ »a ^ r ; ^ f { " r * n rva « •'?'? * .'/aly r i s t o ensur e tha t th e 

### '••.^T% £ '"•••-•••'•••- ^** ? ? 

### • ; ^'irernent :

ar e base d o» » th e U •:.

. • •-,; > -. ^ .•.

- ;Tibi*jjuo.u > - Par t L N 1 i , J

. - : •' >; n TabJ c 2

. 

### y,i i , i { 

### U ^ ff'.ne s av s r?«««c

.' : 

### -^.-5 d t o ininiiAiz e chemica l change s i n a sampl e prio r t o analysi s ./Oi * = : 

### ••* • : : 

### •'

- A hcldiit; ; vii.' ^ i s defirtei i a s th e maximu m allowabl e tim e between sampl e Baker Consuftants, Inc.': f \ SO P NO

. 1 0

! collectio n

an d analysi s and/o r extraction , base d o n th e natur e o f th e analyt e o f interes t an d



### — chemica

l stabilit y factors

. Holding time s applicabl e fo r analyte s ar e liste d i n Tabl e 2

. Sample s shoul d b e sen t t o th e laborator y a s soo n a s possibl e afte r collectio n b y han d deliver y o r a n 

### i overnigh

t courie r servic e t o minimiz e th e possibilit y o f exceedin g holdin g times

. k « Th e chemica l constituent s fo r whic h sample s fro m al l curren t samplin g program s wil l b e : analyze d

ar e summarize d i n th e projec t QAPP

. 3 SAMPLE PREPARATIO N

AN D SHIPPIN G A.fr

. >-. " :'o?i<):
, ..wle s wil l b e labele d an d prepare d a s describe d i n th e previou s discussion , 

### [• ar d j>

- "•: i-.n '*• • > : i yn insulate d cooler

. The sampl e container s wil l b e place d i n recloseabl e | ^ pl a s , - v wrappe d i n protectiv e packin g material

. Sample s wil l the n b e place d rig! : v r wit h ice (double-bagge d usin g plasti c tras h bags ) for deliver y t o th e i • • 

### C

.. . .* £ delivere d o r shippe d b y overnigh t expres s carrie r fo r deliver y t o th e i , '•-'."

. .•'-,'.3

. Al l sample s mus t b e shippe d fo r laborator y receip t an d analysi s withi n i n Tabl e 2

. Thi s ma y requir e dail y shipment o f sample s wit h shor t S t f fAIIO N AN D TRACKIN G scribe: ; i , infbn^io n tha t shoul d b e provide d i n fiel d note s an d sampl e Chain

o f olsei'v•*'«."-V-

. -, . A dat a ffwqui " v \ *~

. .'••"ol d provid e informatio n o n sampl e .on , fiel d coi«3?!:t w - '»i ; tim e o * a-aw^'i- • '""t e w d a pennanen t recor d o f .^j'ivitir;

. F:"I J obseivat*?:i s £*s d diri » ;: " : - . •:.-• • f ^ kucr-utonp g activitie s wil l •j{(]&£

- wit h * - .^-'"o f b k .j r a pnf t •• !

co f fiel d lo g boo k wit h «:.. .'.•• fiel i £>+,. *c>iec

t SOPs

. k ^IK ? u'st a £f•••• s e » r . • •

. r : -•••'*

. a t a :ny- dilatio n

liste d below

.
**-, V •.-»

- '•• ;

" "'' o f Sc-^-iU c .d-;-r 5 lficitio u numbers;
>.crw. « 10- 5 Baker Consultants, Inc.

## L SO P NO

. 1 0
U •

• « 

### • • • Descriptio n o f sampl e (matri x sampled) ; Sampl e dept h (i f applicable) ; Numbe r an d volum e o f samples ; Sampl e methods , o r referenc e t o th e appropriat e SOP ; 

### Sampl e handlin g includin g filtratio n an d preservation , a s appropriat e fo r separat e sampl e aHquots ; Analyte s o f interest ; Fiel d observations ; Result s o f an y fiel d measurements , suc h a s dept h t o water , pH
, temperature , specifi c r.u^#'.tans f • an d Change s - F ^ 

### strik e ma * V

. t ; evLm i f , \ A H fi* 1 makii v 

### 2:4- '•

- • : • • D i j ; s :

- . - ;

»:.- • ->«l d boo k o r o n th e dat a sheet s shoul d b e recorde d wit h a singl e 

### U

. As

. Sufficien t informatio n shoul d b e recorde d t o allo w th e samplin g " i'hou t havin g t o rel y o n th e collector' s memory .

f o r o

n a dail y basi s b y th e perso n wh o ha s mad e th e entries

. Anyone • M^,,- I person' s fiel d boo k wil l sig n an d dat e thos e entries

. 

### ' ^ ^ Jf

. Custod y £ a ^tivitips , tra&eJibilit y o f th e sampl e mus t b e maintained rroa i th e tim e th e •'.' , 1 ugti l laborator y .la» j ar e issued

. Establishmen t o f traceabilit y o f dat a i s vjtvu' g fumr e proWcnj s i f analytica l result s ar e calle d int o questio n an d fo r ?,r.ssJ T rtlit y o f «wpt e R;ix-'ip

. Initia l informatio n concernin g collectio n o f th e

. ec o - ; * S i n f i w rifci d lo g boc! f o r O M %t a sheet s a s describe d above

. Infoimatio n frac^ar , handl' : ^ '<iu l $^ipi« g o f »3ple s wil l be recorde d o n a Chain-of

- ;.forc*

. «^ n ex£.-r • »' i f a CO C firm s , " b h i s cailtcales s ?.n d coiii-ist s o f thire e c- d i n Figur e 2

" ^ CO C wil l b e signe d CO C for m wil l b e

. ' i th e followin g ^«"r ? t ,"u r initiatit»« ; ^ii; d i»'?briv , o * wh<a i h e rk t ^ /«:i«nquisl?e s rh e & eac b j w o Aste r qi^'ii y sample r <

lv s ^ tequcste d Nnmbe > o ? container s Baker

ConsuUiwts,; . * SO

P NO

. 1 0 Signatur e o f person s relinquishin g custody , dates , an d time s Signatur e o f person s acceptin g custody , dates , an d time s Metho d o f shipmen t 

### Shippin g ai r bil l numbe r (i f th e sample s ar e shipped ) An y additiona l instruction s t o the laboratory

. fh e perso n responsibl e fo r deliver y o f th e sample s t o th e laborator y wil l sig n th e CO C form , retai n th e '.bird cop y o f th e form , documen t th e metho d o f shipment , an d sen d th e origina l an d th e secon d cop y o f th e for m wit h th e samples

. Upo n arriva l a t th e kboratory, th e perso n rrrxrvb y : v '- ^ *.«:.«ni« * wil l sig n the CO C for m an d retur n the secon d cop y t o the Projec t Manager

. Copie s c f a! ) CO C documentatio n wil l b e compile d an d maintaine d i n th e centra l file s « o f ASARC^ > j r , ( ;kv •£ , Colorado

. Th e origina l CO C form s wil l remai n wit h th e samples 

### unti l ih e tiro- , t .» >w i &<•:• ; i 'ir-.

. After returnin g sample s fo r disposal , th e laborator y wil l sen d a cop y o f j

. •'<; > - /' t o th e Res-ASARC O Projec t Manager

. Thi s wil l the n b e '^corporate

- ^ • ^ / > -Jes

. 

### dispos? j dispose, th e ri n a genr-. % *

• ; wji i retur n al l samples t o th e ASARC O wate r treatmen t plan t fo r 

### /
, -;\8<

- th e analytical result s hav e bee n reported

. Th e sample s wil l b e &, ? sura p o f the ti^atmen t plant

. Sampl e bottle s wil l b e tripl e rinse d vit h i o f a t th e firs t reacto r an d th e bottle s wil l b e subsequentl y dispose d o f a s


## L L

10- 7 Baker Consultants, Inc. L

-SO P NO

. 1 0
TABL E 1

. SAMPL E IDENTIFICATIO

N CODE S Exampl e Sampl e I.D

. R-BBW1-01-91121 7 *- > R = Samplin g compan y (i.e.
, Res-ASARCO ) BBW 1 = Samplin g locatio n

- (i.e.
, Monitorin g Wel l BBW-1 ) 0 1 = Typ e o f sampl e (i.e.
, primar y sample )

w 911217 = Dat e o f sampl e collectio n (Yea r Mont h Day ) (i.e.
, Decembe r 17 , 1991 ) Hrs t rfci d wii i b

. "R "

fo r Res-ASARC O Join t Venture
, o r othe r

, letters t o identif y subcontracto r collectin g samples Secon d fiel d w,l l ?.:• • "YFW

" fo r Ya k Porta l Discharge Water
, o r ^ "BBW P for Monitorin g Wel l BBW-1
, or "SEW " fo r Surfac e Water
, o r ''SPW " fo r Surg e Pon d Water
, o r ^

. "SSW " fo r See p o r Sprin g Water
, o r "SPS " fo r Surg e Pon d "Sediment
, o r "WPE " fo r Wate r Treatmen t Plant
, o r L "GIL " fo r Gravit y Influen t Line
, o r "SPIL " fo r Surg e Pon d Influen t Line,o r *WE5 " for EP A mi l MW5
, or U «-"'5A " fo r EP A we » :v^V5A
, o r f w.%J3 " fo r EF A v r ; My. : "01 " to r priinat y j.»i^ ! "02 " fo r fiel d cVy^s e "03 " fo r fiel d «*.-* * "0^ : < ft :

'''-- . '. " >•'.)

. mtfi x «pi-i r YI-^i:

. MONT H DA Y Drt e s > ,»if ;

10- 8 Baker

Consultants, Inc.

## SO P NO

. 10

V.jta S ";r

. Cyank k Nitra'- c a s N

Sli'C a SaJfs' s Dissolve d n",

. Tota S r o Tola ! TurbiJit y " ! BcH'ecccc :' t ! M SampSe s rery.; " * Holdir. ; • 14 1 San;p!e pi-

. • days

. • < J ( Metais ^ I f

? CQISTAINERS
, PRESERVATIO N METHODS
, Container" Fil

t •a'!ci. ! :

:- • K

e O V' •

: -' •
» \ C "' -

;.• •

- T " ? 4

. • ¥

$ t P, C Ye

s *, G Ye

s 

### ?>•

- N

O -* > .' Ye s ? Ye

s ?, G Ye

s P. G Ye

s ». J N

o !?( s P.C

- N o •>. v N

o

, . . I ^yethylene-line d lid

. G
= glas s bottl e wit h

; i • • -.' • ^ I M ftt* ^ R^ltf t ••*!• • M A f t ^ C •••* ! ••>*••• ! >•>••• • fS I A N D HOLDHV G TIME S PreservaJo n Coc -' T Coo!
, C CooJ

. •'*•

- ".W. 1 • f

- -XI * t " - r 

### • :oo; : 

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, 4° C Cool
, 4° C Cool

. 4°C
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. 4°C

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i a s soo n a s possibl e afte r collection

. However
, fo r practica l purposes , th e holdin g time s hav e bee n se t a t seve n •fe d i n 4 0 CF R 136.3 , Tabl e II
, i s considered t o b e inappropriat e fo r th e hig h carbonat e water s o f th e Ya k system

. Jcc!:en4. 1 oi'lhtQAPP

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10-

9 Baker Consultants, Inc.

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. L M O Pifljwc l N O
, 10-1 1 ffafe r Consultants, Inc.

# Poo r Qualit y Sourc e Documen t T h e followin g document image s hav e bee n scanne d fro m th e bes t 

# availabl e sourc e copy

. T o vie w th e actua l har d copy , contac t th e Superfun d Record s Cente r at 303-312-647 3