### 1242262-R8 SDM S



# STAT E O F COLORAD

O
Joh n W

. Hickenlooper , Governo r Christophe rE

. Urtiina , MD

. MP H Executiv e Directo ran d Chie f Medica l Office r Dedicate d t o protectin g an d improvin g th e healt h an d environmen t o f th e peopl e o

f Coiorad o Latjorator y Service s Divisio n 810 0 Lowr

y Blvd. Denver , Colorad o 80230-692 8 (303 ) 692-309 0 G>lorad o Departmen

t o f Public Healt

h an d Envirorunen

t 430 0 Cherr

y Cree k Dr

. S

. Denver , Colorad o 80246-153 0 Phon e (303 ) 692-200 0 Locate d i n Glendale , Colorad o http-7/wwnN.cdphe.state.co.u s 

### Octobe r 10,201 2 Hon
. Car l Schaefe r Chairman , Boar

do f Count y Commissioner

s Lak e Courit y Govemmen

t 50 5 Harriso n Avenu e P.O
. Bo x 96

4 Leadvill e C O 8046 1 RE : Environmenta

l Covenan t fo r Resurrectio

n Minin g Company' s Zon e C Properties , Dea r Carl , Th e enclose d Environmenta

l Covenan t for Resurrectio

n Minin g Company' s Zon

e C properties ha

s no w bee n execute d b y al l partie s an

d file dwit h th e Lak e Coimt y Recorder
. A s yo u know , th e Colorad o Envirormienta

l Covenan t statute, C.R.S
. § 25-15-32 1 t o 327 , requires tha

t loca l government

s notif y th e CDPH E whe

n the y receiv e application s affectin g lan d us e o r developmen

t o f lan dtha t i s subjec t t o a n envirormienta

l covenant
. I

n turn , th e CDPH E mus

t revie w th e propose d application an

d provid e timel y advice t o th e loca l govemmen

t a s t o whethe r th e applicatio

n i s consisten

t wit h th e term s o f th e covenan t o r restrictive notice
. Therefore , w

e respectfull

y reques t tha t yo u forwar dth e enclose d environmenta

l covenan t t o appropriat

e Lak e Coimt y Department

s t o assis t the min identifyin g application s tha t affec t th e lan d us e o r developmen

t o f th e parcel s describe

d in th e covenant
. Please don' t

hesitat e t o contac t m e o r Doug Jamiso

n wit h an y questions o

r comments
.

Crai g Gande

r Projec t Manage r Superfun d an d Voluntar

y Cleanu p Unit Hazardou s Material s an

d Wast e Managemen

t Divisio n cc : Lind aKiefer

USEP A Regio

n 8 8EPR-S R 159 5 Wynkoo p St
. Denver, C O 80202-112

9

# n 3 5 974 8 10/1/201211:0 1 A M Patrici aBerge r I^J''" ^ ''--^ : lo f 2 9 CO V R$1.S2.0

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e Count v Recorde r 

### j' , AU

G 

### 0 3 201 2 Environmenta

l Covenan t fo r Zon e C Propert

v 

## Thi s propert y i s subjec tt o a n Environmenta

l Covenan

thel d b y th e Colorad o Departmen

to f Publi c Healt h an d Environmen

tpursuan t t o sectio n 25-15-321

, C.R.S .

ENVIRONMENTA L COVENAN T Resurrectio

n IvUnin g Compan y ("Resurrection" ) grant

s a n Environmenta

l Covenan t ("Covenant" ) thi s ZV ^ da y o f J'MV' A 

### , 201 2 t o th e Hazardou s Material s an

d Wast e Managemen

t Divisio n o f

th e Colorad o Departmen

t o f Publi c Healt

h an d th e Environmen

t ("th e Department" ) pursuan

t t o § 25-15-32 1 ofth e Colorad o Hazardou s Wast

e Act , § 25-15-101 , e t seq . Th e Department' s addres s i s 430 0 Cherr y Cree k Driv e South , Denver, Colorad o 80246

- 1530
. WHEREAS , Resurrectio n i s th e owne r o f certai n propert y situate d i n Lak e Coimty , Colorado , mor

e particularl

y describe d i n Attachmen

t 1 , attache d heret o an d incorporate

d herei n b y reference a

s thoug h full y se t fort h (hereinafte

r referre d t o a s "th e Property") ; an

d WHEREAS , pursuan

t t o tha t Consen t Decre e amon g Resurrection , Newmon

t US A Limite d("Newmont") , th

e Stat e o f Colorad o an d th e UnitedSlates , which wa

s entere d b y th e U.S
. Distric t

Cour t fo r th e Distric t o f Colorad o o n Augus t 29 , 2008 in Stat

e o f Colorado v. Asarc o Incorporated , e

t al
. ("Consen

t Decree") , Resurrectio

n ha s agree d t o gran t a n Environmenta

l Covenan t in accordanc

e wit h th e term s thereof NOW , THEREFORE , Resurrectio n hereb y grant s thi s Envirormienta

l Covenan t t o th e Departmen

t wit h EP A a s athir dpart y beneficiary , an

ddeclares tha

t th e Propert y a s describe d i n Attachmen

t 1 shall hereinafte

r b e boun d by , held , sold , an

d conveye d subjec t t o th e requirement

s •se t fort h below , which shall m

n wit h th e Propert y i n perpetuit

y an db e binding o

n Resurtection , its heirs , successor

s an d assigns , an

dan y person s usin g th e land , a s describe d herein
. A s use

d i n thi s Environmenta

l Covenant

, th e ter m"Owner " mean

s th e recor d ovme r o f th e Propert y an d an y othe r perso n o r entit y otherwis e legally authorize dt o mak e decision s regardin

g th e transfe r ofth e Propert y o r placemen t o f encumbrance

s o n th e Property , othe

r tha n b y th e exercis e o f

eminen t domain
. 1 ) Us e Resections
. N o use o f untreate d alluvial groundwate

r fh) mwell s locate

d o n th e propert y withi n 50

0 fee t o f Califomi aGulc h fo r

drinking , domestic , o

r agricultura

l purposes shall b

e allowed
. Thi s covenan

t doe s no t restric t th e us e o f groundwate

r tha t i s treate d t o mee t the n applicabl

e Stat e wate r qualit y standard s fo r th e beneficia

l us e t o which th e wate r i s bein g applied
. Treatmen

t mus t mee t an y standard s tha t ar e i n place a

t th e tim e o f use .3 5 974 8 10/1/201

2 11:0 1 A M Patrici

a Berge r 2 o f 2 9 COV R

S 152.0 0 DSO.O O Lak

e Count y Recorde r 2 ) Inspections

. Th e Departraen

tan d EPA a s th e name d thir d part y beneficiar

y shal l hav e th e righto f entr y t o th e Propert y a treasonabl

e time s wit h prio r notic e fo r th e purpos e o f determinin

g complianc

e wit h th e term s o f thi s Covenant

. Nothin g i n thi s Covenan

tshal l impai r an y othe r authorit y th e Departmen

tma y otherwis

e hav e t o ente r an d inspec tth e Property

. 3 ) Termination

. Thi s Covenan

tmn s wit h th e lan d an d i s perpetual

, unles s terminate

d o r modifie d pursuan

tt o thi s Sectio n o r Sectio n 4 . Owne r ma y reques ttha tth e Departmen

tapprov e a termmatio

n o r modificatio

n o f thi s Covenant

. Consisten

twit h C.R.S . 25-15-319(l)(h) , th e Departmen

tshal l terminat e thi s Environmenta

l Covenan

ti n whol e o r i n par twhen , i n additio n t o satisfyin

g th e requirement

s o f C.R.S . 25-15-32

1 (3 ) an d (5) , Owne

r provide s th e followin

g applicabl

e showing

s t o th e Department

:
a . Restriction

s o n usin g untreate

d alluvia l groundwate

r fi-om well

s locate d o n th e propert y withi n 50 0 fee tof Califomia Gulc

h fo r drinking

, domestic

, an d agricultura

l purpose s shal l b e terminate

d i f Owne r demonstrate

s t o th e Stat e tha t concentration

s of th e constituent

s liste d in Tabl e 1 of Attachmen

t2 i n th e subjec t groundwate

r d o no texcee d Stat e wate r qualit y standard

s fo r drinking

, domestic

, an d agricultura

l purpose s existin g a tth e tim e o f application

. Curren twate r qualit y standard s ar e se tfort h i n Tabl e 1 o f Attachmen

t2 . An y groun d wate r samplin

g conducte d fo r purpose

s o f terminatin

g thi s Environmenta

l Covenan

tshal l b e conducte d i n accordanc

e wit h Attachmen

t2 . b. I n additio n t o th e ground s fo r terminatio

n se tfort h in Section

s 3.a , th e Environmenta

l Covenant

s shal l als o b e terminate

d a s t o al l o r par to f th e Propert y i f i ti s demonstrate

d t o th e Departmen

ttha tth e propose d terminatio

n wil l otherwis e b e addresse

d i n a maime

r tha twill ensur

e protectio

n of huma n healt h an d th e environment

, i n accordanc

e wit h C.R.S . 25-15-319(l)(h) . Consisten

twit h C.R.S . 25-15-321(6)

, th e Departmen

tshal l provid e t o Owne r a writte n determinatio

n o n al l application

s t o terminat

e a n Environmenta

l Covenan

twithi n 6 0 day s afte r receip tof suc h application

. 4 ) Modifications . Consisten twit h C.R.S . 25-15-319(

1 )(h), th e Departmen

tshal l modif y thi s Environmenta

l Covenan ti n whol e o r i n par twhen , i n additio n t o satisfyin

g th e requirement

s of C.R.S . 25-15

- 321(3 ) an d (5) , Owne

r provide s th e followin

g applicabl

e showing

s t o th e Department

:
a . Restriction

s o n usin g imtreate

d alluvia l groundwate

r fro m well s locate d o n th e propert y withi n 50 0 fee to f Califomia Gulc

h fo r drinking

, domestic

, o r agricultura

l purpose s shal l b e modifie d t o eliminat

e th e restrictio

n agains ton e o r3 5 974 8 10/1/201211:0

1 A M Patrici

a Berge r 3 o f 2 9 CO V R$ l 52.0 0 DSO.O O Lak

e Count y Recorde r mor e of thes e use s i f Owne r demonstrate

s t o th e Stat e tha tconcentration

s of th e constituent

s liste d i n Tabl e 1 of Attachmen

t2 i n th e subjec tgroundwate

r d o nb t excee d Stat e wate r qualif y standard

s i n existenc

e a tth e tim e of th e applicatio

n fo r th e beneficia

l us e tha twil l b e allowe d a s a resul to f th e modification

. Curren t wate r qualit y standard

s ar e se tfort h i n Tabl e 1 of Attachmen

t2 . An y groun d wate r samplin

g conducte

d fo r purpose

s o f modifyin

g thi s Environmenta

l Covenan tshal l b e conducte

d i n accordanc

e wit h Attachmen

t2 . b. I n additio n t o th e ground s fo r modificatio

n se tfort h i n Sectio n 4.a , th e Environmenta

l Covenant

s shal l als o b e modifie d a s t o al l o r par to f th e Propert y i f i ti s demonstrate

d t o th e Departmen

ttha tth e propose d modificatio

n will ensur

e protectio n o f huma n healt h an d th e environment

, i n accordanc

e wit h C.R.S . 25- 15-319(l)(h) . Consisten

twit h C.R.S . 25-15-321(6), th e Departmen

tshal l provid e Owne r a writte n determinatio

n o n al l application

s t o modif y a n Environmenta

l Covenan

twithi n 6 0 day s afte r receip tof suc h application

. 5 ) Conveyances

. Withi n thirt y day s (30 ) afte r an y grant , transfe r o r conveyanc

e of an y ; interes ti n an y o r al l of th e Property

, th e transferrin

g Owne r shal l notif y th e Departmen

tan d EP A a s th e name d thir d part y beneficiar

y o f suc h grant , transfe r o r conveyance

. 6 ) Notic

e t o Lessees . Ovime r agree s t o incorporat

e eithe r in full o r b y referenc

e th e restriction

s o f thi s Covenan

ti n an y leases , licenses , o r othe r instmment

s grantin g a rightt

o us e th e Properfy

. 7 ) N o Liability . Th

e Departmen

tdoe s no tacquir e an y liabilit y unde r Stat e la w b y virtu e of acceptin g thi s Covenant

. 8 ) Enforcement

. Th e Departmen

tan d EP A a s th e name d thir d part y beneficiar

y ma y enforc e th e term s o f thi s Covenan

tpursuan tt o §25-15-322 . C.R.S. , an d ma y file sui ti n distric t cour tt o enjoi n actua l o r threatene

d violation

s o f thi s Covenant

. 9 ) Notices. An

y documen

to r communicatio

n require d unde r thi s Covenan

tshal l b e sen to r directe d to : Notice s t o th e Departmen

tshal l b e provide d to : [appropriat

e Progra m Manage

r or Uni tleader ] Hazardou

s Material

s an d Wast e Managemen

tDivisio n Colorad o Departmen

tof Publi c Healt h an d th e Environmen

t 430 0 Cherr y Cree k Driv e Sout h Denver , Colorad o 80246-153

0 , Notice s t o EPA shal

l b e provide d to : EP A Remedia

l Projec tManage r

# I I 35974 8 10/1/201

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### Califomi a Gulc h Superfun

d Sit e Unite d State s Environmenta

l Protectio n Agency , Regio n 8 (8EPR-SR

) 159 5 Wynkoo

p Stree t Denver , C O 80202-112

9 Notice s t o Resurrectio

n shal l b e provide d to : La w Departmen

t Resurrectio

n Minin g Compan

y 170 0 Lincol n Street , Suit e 360 0 Denver , C O 8020

3 An d Directo r o f Reclamatio

n an d Closur e Resurrectio

n Minin g Compan

y 170 0 Lincol n Street , Suit e 360 0 Denver , C O 8020

3 Eithe r part y ma y chang e it s designate

d notic e recipien tupo n 5 day s prio r t o notic e t o th e othe r party . 10 ) Propert

v Modification

. Pursuan tt o th e Consen tDecree , thi s Environmenta

l Covenan ti s intende d t o cove r onl y tha tportio n o f th e Propert y o n whic h th e Settlin g Defendant

s ow n th e entir e fe e title . I f Resurrectio

n an d th e Departmen

thereafte r agre e that , a s ofth e dat e ofthi s Environmenta

l Covenant

, th e Settlin g Defendant

s di d no tow n th e entir e fe e titl e i n an y portio n o f th e Property

, th e Departmen

twil l modif y Attachmen

t1 heret o t o exclud e tha tportio n ofth e Propert y from coverag

e unde r thi s Environmenta

l Covenant

.35974 8 10/1/201

2 11:0 1 A M 5 o f 2 9 CO V RS I 52.0 0 DSO.O O 

### Resjurectio

n ha s cause d thi s instrumen

tt o b e execute d thi s ^^^j^Mis y o f ^hX-^ - »2012 . Resurrectio

n Minin g Compan

y By: . Title: (/ifLf

Prc:±t/I^^.trnj^A d^c/rrriAri^ Patrici a Berge r Lak e Count y Recorde r



### STATE OF(iiJfKAj.b COUNTY

OFQ^x&p^l^^ ) ) ss : ) 

### Th e foregoineinstmmen

twa s acknowledge

d befor e m e this<i?7^Aa

y o f ( JfitAjuj r 201 2 by^^t^g/.g^'i^^W^/y ^ behal f o f Resurrectio

n Minin g Compan y 1 1 v

Notar y Publi c
Addres s

M y commissio

n expire s \ —UB i :



### 7'r?'n3 5 9 74 8 10/1/201211:01/\ M Patrici aBerge

r 6 of 2 9 CO V RSI52.00 DSO.O O Lak

e Count y Recorde r 

### Acceptedby th

e Colorad o Departmen

t o f Publi c Healt

h an d Environmen

t thi s Q , da

y o f



# tle:^T^^^X^M^/Jy^7:>
STAT E O FCOLQl^n o ) ) ss : COUNT Y OF_Q££Lii£a.
. )
Th e foregoing instmmen

t wa s acknowledge

dbefor e m e thi s ( p da y o f y^/^TTLry^Q&l , , C^J£ L by^fyA l ^jQj-fm^/ O o n behal f o f th e Colorad o Departmen

t o f Pubh c Healt h an d Environment ' ^

Notar y Publi c
Addres s /
My commission expires: (!^iC^!^^l6<^<^/^S0A3

1 \ J



### 7'17'tt

# liiiiiiii i 3 5 9 7 4 8 10/1/201 2 11:01 Ai M 7 o f 2 9 CO V RSI 52.0

0 DSO.O O Patrici

aBerge r Lak e Count v Recorde r ATTACHMEN T 1 T O ENVIRONMENTA L COVENAN T

TH E PROPERT Y 

### Minera l Surve y Numbe r 124 3 127 7 236 1 422 9 Clai m Name Coo n Valle y Firs t Nationa l Alhambr aPlace r Trac t 2 Bessi e Stewar t

# Iiiiii i
3 5 974 8 10/1/201 2 11:0 1 A M Patriri a Xof2 9 COV RS,52.0

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LrS,S.?Recorde r ATTACHMEN T 2 T O ENVIRONMENTA L COVENAN T GROUNDWATE RSAMPLIN G PROTOCOL S
Groundwate

r Samplin

g an d Analysi s Pla n Thi s attachmen

t specifie s th

e groundwate

r samplin g procedure s fo r purpose s o f

terminatin g o r modifyin g a

n Environmental Covenan t fo r groundwate

r us e restrictions , a

s specifie d i n Appendi x Fl
. Fo r

purpose s o f

th e protocol , a"property " i s defme d as aportio n o f aclaim , a

n individua l clai mo r

contiguou s claim s not exceedin g 3 5 acre s i n tota l are afo r

whic h th

e groundwate

r us e restriction s o f

a n aquife r ar e t o b e terminated
. Th e following s section s describ e th e groundwate

r samplin g requirements , methods , sampl e analysis , and quality assuranc e tha t wil l suppor

t suc h terminatio n o r

modification
. Altemat e groundwate r samplin g procedure s an d analysi s method s fo r

apropert

y ma y b e propose d i n asite-specifi c samplin g plan fo r th e property , subjec t

t o approval b y th

e State
. 1. 1 Groundwate

r Samplin

g Requirement

s On e groimdwate

r sampl e wil l b e collecte d from awel l complete d i n the aquife r o f the hydrogeologi c uni t

(alluvial , unconsolidate dsedimentar y deposits , o r

bedrock) propose d fo r beneficia l us e underlyin g each property
. Fo r alluvia l o r

unconsolidate d sedimentar y deposits , th

e hydrogeologi c unit

i s define d as th

e aquife r wit h th e sam e litholog y an

d withi n the sam

e surfac e wate r hydrologi c divide
. Th e bedrock hydrogeologi c unit

i s define d a

s th e aquife r withi n th

e sam e geologi c formatio n an d stmcture
. Th e groundwate r us e restriction s wil l b e terminate d o r modifie dfo r

aproperf

y fo r onl y tha

t aquife r o f the hydrologi c unit

i n whic h th

e wel l i s completed
. Th e groundwate

r sampl e fromth

e wel l wil l b e analyze d fo r constituent s tha

t ar e relevan t t o th e Califomi aGulc h Superfim d Site fo r whic h numeri c groundwate r qualif y standard s hav e bee

n establishe d b y th

e Stat e fo r th e propose dbeneficia l us e a t th e time o f

the applicatio n fo r terminatio n o r

modificatio n o f

th e Environmenta l Covenant , ,hereafte r referre d to a

s the Numeri c Standards
. Th e constituent s tha t ar e relevant

t o th e Califomi aGulc h Superfim d Sit e and th e curren t Numeri c Standard s ar

e presented i n Tabl e 1 fo r drinking/domesti c o r

agricultural uses . Th e groundwate

r i n the aquife r

wil l b e determine dacceptabl e fo r th e propose d use , an

d th e Environmental Covenant restrictin g groundwate

r wil l b e terminate d fo r

the propert

y o r modifie d t o allo w aparticula

r beneficia l use , i f

th e constituen

t concentration s o f

the sampl e fromth

e wel l ar e les s tha n th e Numeri c Standard s fo r al l beneficia l use s (i n the even t o f termination ) o r

th e particula r beneficia l us e (i n the even t o f modification)
. 1. 2 Groundwate

r Samplin

g Method

s Th e groundwate

r sampl e fromth

e wel l wil l b e collecte d accordin g t o th e method s describe d i n SO P No
. 4-Groun d Water Wel l Sampling
. Non-dedicate d o r non-disposabl e samplin g equipmen t wil l b e decontaminate d prio r t o collectio n o f

th e sampl e accordin g t

o the method s describe d i n SO P No
. 1-Decontamination
. Sampl e collectio n documentation , sampl e

### 35974 8 9 o f 2 9 CO V 1071/201 2 11:0 1 A M

RSI52.00 DSO.O

O Patrici aBerge r Lak e Count y Recorde r 

### containment

, preservation , identification , labeling an d shippin g wil l b e performe

d accordin

g t o th e procedures describe

d i n SOP No
. 7

- Sampl

e Handling , Documentation , an d Analysis
. 1 3 Laborator

y Analytica

l Method s Samples wil l b

e analyze dfo r th e parameter

s fo r which Numeric Standard

s hav e bee n establishe

d fo r th e propose d beneficia

l use . Sampl

e container, preservation , an d holdin g time s ar

e provide d i n SOP No
. 7-Sampl

e Handling , Documentation , ari d Analysis
. Th

e laborator

y wil l b e require d t o proces s al l samples submitte d accordin

g t o th e specifi c protocol s for

sampl e custody , holdin

g times , analysis , reportin

g an d associate

d laborator

y qualit y assurance . Laborator

y qualit y assuranc e check s wil l includ

e th e us e o f blank, spiked , split , an

d duplicat e samples , calibratio

n checks , an d intema l standards
. Designate

d laborator

y persoime

l wil l b e require d t o ensur e tha t QA/Q C procedures ar

e achieved
. Th

e laborator

y o r laboratorie s fo r

constituen

t analysi s mus

t b e accredite d b y th e Colorad o Certificatio n Program
. Laborator y calculation s an

d dat arevie w wil l b e performe

d by th e laborator

y i n accordanc

e wit h th e procedures describe

d by th e analytica

l method
. Th

e laborator

y wil l revie

w th e result s o f th e laborator

y Q C analyses , instmmen t calibration an

d maintenanc

e records , calculations , an d th e recor d o f sampl e custod y (including holding times ) within th

e laboratory
. Tabl e 1 Groundwate

r Standard

s fo r Beneficia

l Us e

Paramete

r Domesti

c Wate r Suppl y an d Drinkin g Wate

r Standard

s Agricultura

l Standard

s Antimony-dissolve d 0.00 6 mg/ L Aluminum-dissolve d 5 mg/ L Arsenic-dissolve d 0.0 1 mg/ L 0. 1 mg/ L Barium-dissolve d 2. 0 mg/ L Berylliimi-dissolve d 0.004 mg/ L 0. 1 mg/L Cadmium-dissolve d 0.00 5 mg/ L 0.0 1 mg/L Chloride-dissolve d 25 0 mg/ L Chromium-dissolve d 0. 1 mg/ L 0. 1 mg/ L Copper-dissolve d 1. 0 mg/ L 0. 2 mg/L Fluoride-dissolve d 4. 0 mg/ L 2 mg/L Iron-dissolve d 0. 3 mg/ L 5 mg/L Lead-dissolve d 0.0 5 mg/ L 0. 1 mg/ L Manganese-dissolve d 0.0 5 mg/ L 0. 2 mg/ L Mercury-dissolve d 0.00 2 mg/ L 0.0 1 mg/L Molybdenum-d i ssolve d 0.03 5 mg/ L Nickel-dissolve d 0. 1 mg/ L 0. 2 mg/ L Selenium-dissolve d 0.0 5 mg/ L 0.0 2 mg/L Silver-dissolve d 0.0 5 mg/ L Sulfate-dissolve d 25 0 mg/ L Thallium-dissolve d 0.00 2 mg/ L Zinc-dissolve d 5 mg/ L 2 mg/ L

### 35974 8 1 0 of 2 9 CO V i0/l,'201 2 11:0 1 A M R$152.0 0 DSO.O O Patrici aBerge r Lak e Count v Recorde r 

### 6.5-8. 5 6.5-8. 5

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## SOP- 1 SOPDate: February 2008 

## DECONTAMINATIO N 1. 0 INTRODUCTION AN D TYPE S O F CONTAMINATIO N Th e purpos e o f thi s documen

t i s t o define th

e standar d procedur

e fo r decontaminatio

n associate

d wit h environmenta

l investigation fo r

thi s Califomi aGulc h Superfim d Site
. Thi s procedur

e i s intende d t o b e use d wit h othe r SOPs
. 1. 1 Sit e and/o r Sampl e Cross-Contaminatio

n Th e overall objective o f

multimedi asamplin

g program s i s t o obtai n sample s whic h accuratel

y 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 location and/o

r introduce d int o th e mediu mo f interes t during th

e samplin g progra m(e.g. , b y contactin

g wate r wit h equipmen

t previousl y contaminate

d a t anothe r samplin g site)
. Trace quantitie s o f thes e contaminan

t material s ca

n thu s b e capture d i n asampl

e an d lea d t o fals e positive analytica

l result s and, ultimately , t

o a n incorrec

t assessmen

t o f th e contaminan

t condition s associate

d wit h th e site
. Decontaminatio

n o f non-dedicate

d o r non-disposabl

e samplin g equipmen

t (e.g. , bailers , pumps , an d tubing ) an d fieldsuppor

t equipmen

t (e.g. , dril l rigs, vehicles ) i s required
. T o ensur e tha t samplin g cross-contaminatio

n i s prevented, an

d tha t o n sit e contaminant

s ar e no t carrie d offsite
. 

## 2. 0 PROCEDURE

S 2. 1 Equipmen

tLis t Th e followin g i s alis t

o f equipmen t tha t ma y b e neede d t o perfor mdecontamination : Bmshes Was h tub s Bucket s Scraper s Stea mcleane r o r high-pressur

e washe r Pape r towel s Alcono x detergen

t (o r equivalent

) Potabl e wate r Deionizedo

r distille dwate

r Garde n typ e wate r sprayer s Clea n plasti c sheetin

g and/o r tras h bags 2. 2 Decontaminatio

n

1 1?l^7,1 ? ^ 10/1/201 2 11:0 1 A M Patrici aBerge r 12 o f 2 9 CO V RS152.0

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g Equipmen

t Th e followin g step s wil l b e use d t o decontaminat

e non-dedicate d o r

non-disposabl e samplin g equipmen

t (includin g reusabl e filter apparatus) : Personne l wil l dres s i n suitabl e safef y equipmen

t t o reduc e persona

l exposur e (e.g. , late x gloves , safef

y glasses , etc.)
. Gros s contaminatio n o n equipmen t wil l b e scrape d of f

a t the saraplin g o r

constractio n site
. Equipment

tha t wil l no t b e daraaged b y wate

r wil l b e washe d wit h a

n Alcono x solutio n o r low-sudsin g detergen

t and potabl e wate

r and scmbbe d wit h abristl e bms h o r similar utensi l (i f possible)
. Equipment

wil l b e tripl e rinsed wit h potabl e wate r followe db y a tripl e rinse with deionize do r distille dwater
. Followin g decontamination , equipmen t wil l b e place d i n aclea n area , o n o r

i n clea n plasti c sheetin g t o preven t contac t wit h contaminate d soil
. I f the equipmen

t i s not used 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 duf

y tras h bag s to minimiz e potentia l airbom e contamination
. 2.2. 2 Submersibl

e Pump s I f non-dedicate d submersibl e pump s ar e use d they wil l b e decontaminate d betwee n wells
. Th e outsid e o f

th e pum p and hos e wil l b e triple drinsed wit h deionize do r distille dwater
. Deionize d o r distille dwate

r wil l b e pumpe d through th e pum p and hose
. Th e volum e o f deionize do r distille dwate

r pimipe dthrough wil l b e a t aminimu mequa

l to thre e time s th

e volum e o f

fluid tha t coul db e containe d b y th e pum p and hose
. 2.2. 3 Wate r Leve l Probe s Electri c wate

r leve l probe s wil l b e decontaminate d b y rinsing wit h deionize do r distille dwate

r o r b y wipin g the prob e durin g removal wit h pape r towel s wette d with deionize d o r distille dwater
. Th e wate r leve l prob e wil l b e place d i n aplasti c bag afte r decontamination
. 2.2. 4 Sensitiv

e Equipmen

t Sensitiv e equipmen

t tha t ma y b e damaged b y wate

r wil l b e carefull y wipe dclea n usin g pape

r towel s and detergen

t wate r o r spra y bottl e and towe l and rinsed wit h deionize do r

distille dwater
. Care wil l b e taken t

o preven t any equipmen

t damage
. 2.2. 5 Drillin g an

d Heav y Equipmen

t Drillin g and heavy equipmen t wil l b e decontaminate d a t adesignate d decontaminatio n are afo r larg e equipment
. Th e followin g step s wil l b e used t o decontaminat

e drillin g and heavy equipment : Persoime l wil l dres s i n suitabl e safet y equipmen

t t o reduc e persona

l exposur e (e.g. , gloves , safet y glasse s o r

splas h shields , etc.)
.
1 2

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r Equipment

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 aflat-bladed scrape

r a t th e samplin g o r

constmctio n site
. Equipment , suc h a

s dril l rigs, augers , dril l bits , an d shovel s wil l b e spraye d with potabl e wate r b y ahigh-pressur

e washer
. Car e shoul d b e taken t o adequatel

y clea n th e inside s o f th e hollow-ste maugers and backho e buckets
. Followin g decontamination , drillin g equipment wil l b e place d o n th

e clea n dril l rig an

d move d to aclea n area . I f

the equipmen

t i s not use d immediately , i t

shoul d b e stored i n adesignate d clea n area . 2.2. 6 Equipmen

tLeaving th

e Sit e Vehicle s use d fo r

non-intmsiv e activitie s shal l b e cleane d o n a n a s needed basis
. Constmctio n equipmen t suc h a s eart h movin g equipment , tmcks , drillin g rigs, backhoes , trailers , etc. , wil l b e pressur e washe d a

t th e designate d decontarainatio n are abefore th e equipmen

t i s remove d from th e site
. 2.2. 7 Wastewate

r Use dwas h and rinse solution s ma y b e discharge d t o the ground a t th e samplin g sit

e 2.2. 8 Other Waste

s Soli dwaste s such as pape r towel s an

d use d filters wil l b e sealed i n plasti c garbag e bag s an d dispose d o f

i n asanitar

y landfill
. 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 and drillin g equipment
. Th e documentatio n wil l b e recorde d with waterproo f in k i n th e sampler' s fieldnotebook

with consecutivel y numbere d pages . Th e informatio n entere d i n th e fieldbook concemin g decontaminatio n shoul d includ e the following : Decontaminatio n personne l Dat e Decontaminatio n observation s

1 33 5 974 8 10/1/201 2 11:0 1 A M Patrici aBerge r 1 4 of 2 9 CO V RSI52.00 DSO.O O Lak

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## SOP- 4 SOPDate: February 2008 

## GROUNDWATE RWEL L SAMPLIN G
1. 0 PURPOS E AN D SCOP E Th e purpos e o f

thi s documen

t i s t o defin e the standar

d procedur

e fo r collectin g groundwate

r sample s fromwell s fo r

th e Califomi aGulc h Superfun d Site
. Thi s procedur e give s description s o f equipment , fieldprocedures , and QA/Q C procedure s necessar y to collec t

groundwate

r sample s fromwells
. Th e sampl e location s and frequency o f collectio n ar

e specifie di n th

e QAPP
. Thi s procedur

e i s intende d to b e used togethe r wit h severa

l othe r SOPs , a s applicable , including : SO P 1 Decontaminatio n SO P 7 Sampl e Handling , Documentation , and Analysi s 2. 0 WATE RSAMPLIN G PROCEDURE S 2. 1 Equipmen t

Lis t Sampl e bottles , preservatives , sampl e label s wil l b e obtaine d frorath e analytica l laboratory
. Severa l extr asampl e bottle s wil l b e obtaine d i n cas e o f breakag e o r

othe r problems
. Sampl e bottle s ca n b e eithe r pre-preserve d o r

preservative s ca

n b e adde d i n th e field. Equipment

tha t ma y b e use d durin g wel l evacuation : Wel l key s Electroni c wate

r leve l prob e Assorte dtool s (knife , screwdriver , etc. ) PVC , Teflon , o r

stainless-stee l baile r

(botto mfilling) PV C hand pum

p Nylo n o r polypropolen e rop e Baile r tripo d PV C pum

p discharg e hos e Gas-jwwere delectri c generato r Stainless-stee l submersibl e pum p p H mete r (wit h automati c temperatur

e compensation ) Specifi c conductivity mete r Plasti c squeez e bottl e filledwit h deionize dwate

r Polyethylen e o r

glas s containe

r (fo r fieldparamete

r measurements ) Chemical-fre e pape

r towel s or

Kimwipe s

1 43 5 974 8 10/1/201 2 11:0 1 mPatrici aBeree r 1 5 of 2 9 CO V RS152.0

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pen Plasti c sheetin g (fo r

placin g aroun d well ) Appropriat e healt

h and safet

y equipmen

t Equipment

tha t ma y b e use d durin g wel l sampling : Electroni c wate

r leve l measuremen

t prob e PVC , Teflon , o r

stainless-stee l bailer s (botto mfilling) Stainless-stee l submersibl e pura p PV C pum

p discharg e hos e Electri c generato

r Nylo n or polypropolen e rop e o r

twin e Baile r tripo d p H mete r (wit h automati c temperatur

e compensation ) Specifi c conductivity mete r Plasti c squeez e bottl e filledwit h deionize dwate r Sampl e bottle s Dedicate dju g fo r

holdin g sampl e fo r

filtering Coole r wit h ic e Polyethylen e o r

glas s ja r fo r fieldmeasuremen

t sample s Sampl e label s Equipment

use d durin g sampl e filtration: Disposabl e filterware wit h 0.45-micro n filter Han dpum

p o r peristalti c pum

p Tygo n o r silico n tubin g (2

- t

o 4 ft lengths ) Equipment

used durin g decontemiination : Deionize do r

distille dwate

r Decontaminatio n buckets/pail s Pape r towel s Plasti c bmshe s Sprayer s 2. 2 Samplin

g Procedure

s Thi s sectio n give s th

e step-by-ste

p procedure s fo r

collectin g sample s i n th e field. Observation s mad e durin g sampl e collectio n shoul d b e recorde d i n th e fieldnotebook

an d fielddat

ashee t a s specifie di n Sectio n 2. 4 o f thi s SOP
. 2.2. 1 Decontaminat

e Equipmen

t

1

5

# iiiii i 3 5 974 8 10/1/201211:0 1 A M Patrici aBerge r 1 6 o f 2 9 CO V RS152.(X

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### Befor e an y evacuatio

n o r samplin g begins , al l wel l probes , bailers , an d othe r saraplin g device s shall b e decontaminated
. If

dedicate dequipmen

t i s used, i t

shoul d b e rinse d wit h deionized water
. Dedicate

d downhol

e pumps wil l no

t b e decontaminated
. A discussio n o f equipmen t an d personne l decontaminatio

n i s containe

di n SOP No
. 1 , Decontamination , an d i n th e sit e Healt h an d Safef y Plan
. 2.2. 2 Instrumen

tCalibratio

n Electronic equipmen

t use ddurin g samplin g include s ap H mete

r wit h temperatur

e scale , a conductivit

y mete r an daturbidif

y meter
. Befor e goin g int o th e field, th e sample r shal l verif y tha t al l o f thes e ar e operatin g properly
. Th

e p H an dconductivif

y meter s requir e calibration an

d calibration check

s ever y da y prior t o use . Th

e turbidif y mete r require s a ' calibration chec k by readin g measurement

s cell s o f aknow n value
. Calibratio n time s an dreading s wil l b

e recorde d i n anoteboo k and/o r o n Calibratio n Dat

aSheet , which ar e t o be kep t b y th e fieldsampler
. 2. 2 J Evacuat

e Wel l Th e purpos e o f wel l purgin

g i s t o remov e stagnan t wate r frorath e wel l t o obtm n representativ

e wate r fromth e geologi c formation bein g sample d whil e minimizin g disturbanc e t o th e collected samples
. Befor

e asampl e i s taken , th

e wel l wil l b

e purge d until aminirau

mo f thre e well casin

g volume s hav

e bee n remove d an dfieldparameter

s hav e stabilized , o

r until amaximu

mo f five wel l volume s hav

e bee n removed
. Purgin

g wil l b e considere

d complete

d i f th e wel l i s pumpe

d o r bailed dry
. A wel l shoul d b e pumpe d a t arat e n o faste r tha n approximatel

y 1 gallon pe

r minut e i f i t ha s atendenc

y t o dr y u p prior t o evacuatin

g thre e casin g volumes
. Evacuate

d wel l wate r ma y b e dispose d o f a t th e wel l sit e i n amanne

r tha t doe s no t caus e mnoff
. Befor e wel l purgin

g begins , th

e followin g procedures ar

e t o b e performe

d a t eac h well : Not e th e condition o f

th e oute r wel l casing , concret

e wel l pad , protectiv

e post s (i f present) , an d an y othe r unusua l condition s i n th

e are aaroun dth e well
. I f bailin g plac e clea

n plasti c sheetin

g aroun d th e well
. Ope n th e well
. Not e th e condition o f

th e inne r wel l ca p an dcasing
. Measur e (t o neares t 0.0 1 foot ) an d recor d dept h o f static wate

r level fromth

e measurin

g poin t o n th e wel l casin

g an d indicat e time
. Recor

d wha t th e measurin

g poin t i s (i.e. , notc h o n nort h side , to p o f PV C wel l casing)
. Calculat e volum e o f wate r i n th e well casin

g i n gallon s base

do n fee t o f wate r an dcasin g diameter
. (Se

e Sectio n 2.4. 3 fo r calculation o f

volumes. ) Fro mth e abov e calculation , calculat

e th e thre e casin g volume s t

o b e evacuated
. Obtai n a n initial sampl

e (whic h i s no t retained ) fromth e baile r o r purg e pum p fo r field measurement

s (temperature, conductivity , an dp H measurements

) an dobservatio

n o f wate r quality
.

1 63 5 9 74 8 10/1/201 2 11:0 1 A M Patrici aBeree r 17of2 9 CO V RS152.0

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### Evacuat e thre e volume s o f

wate r i n casin g wit h abaile r o r purap . Tak

e temperature, specifi c conductance , an

d pH measurement

s afte r evacuatio n o f eac h wel l volum

e t o confir mtha t th e wate r chemistr y ha s stabilized
. Generally , p H value s within ±0. 2 pH uni t an d conductivit

y an dtemperatur

e reading s withi n ±1 0 percen t betwee n consecutiv

e reading s indicat e goo dstabilit y o f th e wate r chemistry
. I f

th e chemistr y i s no t stable , continu

e purgin g u p t o amaximu

mo f five wel l volumes , measurin g p H an d specifi c conductanc

e afte r eac h on e hal f wel l volume
. Whe n evacuatin

g awel l usin

g apump , th

e pum p intak e shoul db e placed : fo r low recover

y well s (well s tha

t ca n b e pumpe d dry) , place pum

p intak e a t botto mo f screene d interval
. fo r hig h recover y well s (littl e drawdow

n wit h pumping) , place pum

p a t o r slightly abov e th e middle o f

th e screene d interva l t o ensur e th e remova l o f stagnan t wate r from th e wel l bore
. If th e wel l i s bailedo

r pumpe d dr y during evacuation , i

t ca n b e assume d tha t th e purpos e o f removin g 3 well volume s o f

wate r ha s bee n accomplished , tha

t is , removin

g al l stagnan

t wate r tha t ha dprolonge

d contac t wit h th e wel l casin

g o r air
. I f recover y i s ver y slow , samples ma

y b e obtaine d a s soo n a s sufficient

wate r i s available
. 2.2. 4 Obtai n Wate r Sample s Obtai n samples fo r

chemica l analysi s withi n 2 hour

s afte r purgin g i s completed, i f

possible
. Fo

r slow recoverin

g wells , th

e sampl e shall b e collecte d immediatel

y afte r asufficien

t volum e i s availabl e (wate r ha s recovere d t o screene d interval)
. Th

e wate r qualit y sample s shal l b e take n frorawithin th

e wel l scree

n interval
. Th e followin g samplin

g procedur

e i s t o b e use d a t eac h well : 1
. Assembl

e decontaminate

d samplin g equipment
. I f

bailers ar e used, ne w nylon o r polypropylen

e rop e wil l b e use d fo r eac h wel l fo r eac h samplin g event
. Assembl

e th e filtering apparatus
. 2
. Mak

e sur e tha t sarapl e label s hav

e bee n filledou t for eac h well
. 3
. Lowe

r th e baile r slowly an d gentl y int o contac t wit h th e wate r i n th e well
. Lowe

r th e baile r t o th e sam e dept h i n th e wel l eac

h time , within th

e screene d interval
. Retriev e th e baile r smoothl y an d empt y th e wate r in aslo w stead y strea mint o th e containers
. I f

submersibl

e o r bladde r pumps ar e utilize dt

o collec t samples , star

t th e pum p an d fill th e sampl e bottle s a s describe d below
. 4
. Tripl e rinse th

e sampl e container

s wit h sampl e wate r an d the n fill th e sarapl e bottles
. I f no t enoug h sampl e wate r i s available t

o perfor mdi e triple rinse , the

n a t aminimu masingl e rinse wil l b

e performe

d an d wil l b e recorde d in th e field logboo k and/o r dat asheet
. Ca

p th e sampl e container

s quickly
. I f

sampl e bottle s ar e pre-preserved, fill th

e sampl e bottle s withou

t rinsing. Ad dpreservativ

e i f th e bottl e i s no t pre-preserved
. D o no

t allo w th e sampl e container

s wit h preservatives t o overflow
. Se

e Sectio n 2.2. 5 fo r detail s o n fieldfiltering.

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### 5
. Slowl y pou

r a n unfiltered portion int

o th e sampl e containe r fo r fieldparamete

r (pH , specifi c conductance , temperature , an d tuAidity ) analyses an

d perfor mth e in-fiel danalyses an

d record
. 6
. Place saraples o

n ic e i n acooler
. 7
. Recor

d time o f sampling
. 8
. Replace an

d loc k wel l cap . 9
. Complet

e field documentation
. 2.2. 5 Filterin g Sample s Saraples fo r

metals analyses wil l b

e filtered durin

g th e fieldsamplin

g even t b y usin g a disposabl e filter apparatu s an d peristaltic o

r han d vacuu mpump . Th e followin g procedur

e i s t o b e use d fo r filtering: Assembl e filter device accordin

g t o manufacturer' s instmctions
. Prior t o th e collection o f

aliquots , flush th

e filter wit h approximatel

y 10 0 t o 20 0 milliliter s o f

groundwater
. Filter

sampl e eithe r by pourin g sampl e i n th e to p portio n o f filter uni t o r pumpin g throug h a n i n lin e filter

usin g aperistaltic pump . Sampl e ma y als o b e filtered by attachin

g th e in-lin e filter

t o th e submersibl

e pum p discharge
. Tripl e rinse th

e sampl e container

s wit h filtered sampl

e wate r an d the n fill th e sampl e bottles
. I f no t enoug h sampl e wate r i s available t

o perfor mth e triple rinse, the

n a t a rainirauraasingl

e rinse wil l b

e performe

d an d wil l b e recorde d i n th e field logboo

k and/o r dat asheet
. Ca p th e sampl e container

s quickly
. I f

sarapl e bottle s ar

e prepreserved , fill th

e sampl e bottle s withou

t rinsing. Addpreservativ

e i f th e bottie i s no

t pre-preserved
. D o no

t allo w th e sampl e container

s wit h preservative s t

o overflow
. Plac e th e use d filter membran e o r disposabl e filter equipmen t i n aZiploc ® ba

g fo r disposa l wit h th e persona l protectiv e equipment
. Any reusabl

e filtering equipmen

t wil l b e decontaminate

d i n accordanc

e wit h SOP No
. 1
. 2. 3 Sampl e Handlin g Sampl e container

s an d preservative s ar

e specifie d in SO

P No
. 7 , Sampl

e Handling , Documentatio

n an d Analysis
. Samples wil l b e labele d an d handle d a s describe d i n SOP No
. 7
. 2. 4 Documentatio

n 2.4. 1 Groundwate

r Dat a Shee t A groundwate

r dat ashee t fo r groundwate

r samples (Appendi

x A ) wil l b

e complete

d a t eac h samplin g location
. Th

e dat ashee t wil l b e completel

y filledin
. I f

item s o n th e shee t d o no t appl y

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y Recorde r t o aspecifi c location , th

e itemwil l b e labele das no t applicabl e (NA)
. Th e informatio n o n th e dat ashee t include s the following : Wel l numbe

r Date andtim e o f

samplin g Perso n performin g samplin g Dept h t o wate r before samplin g Volum e o f

wate r evacuatedbefor e samplin g Conductivity , temperature , andp H durin g evacuatio n (not e numbe r o f wel l volumes ) Tim e sample s ar

e obtaine d Numbe r o f sample s taken Sampl e identificatio n number(s ) Preservatio n o f

sample s Q C sample s taken (i f

any ) Ho w th e sample s wer

e collecte d(i.e. , bailer , pump , etc. ) 2.4. 2 Fiel d Note

s Fiel dnote s shal l b e kept i n aboun dfieldbook
. Th e followin g informatio n wil l b e recorde d usin g waterproo f

ink : Name s o f

personne l Weathe r condition s Dat e andtim e o f

samplin g Locatio n andwel l numbe r Conditio n o f

the wel l Decontaminatio n informatio n Initia l stati c wate

r leve l andtota

l wel l dept

h Calculation s (e.g. , calculatio n o f evacuate dvolume ) Calibratio n informatio n Sampl e methods , o r

referenc e t

o th e appropriat

e SO P 2.4. 3 Well Volum

e Calculation

s Th e followin g equatio n shal l b e usedt o calculate the volum e o f wate r t o b e remove ddurin g wel l evacuation
. Fo r 2 inc h well : Evacuatio n Volum e [gal ] = (Total Dept h [ft ] - Water

Leve l Dept h [ft] ) X 0.163 2 gal/f

t

= gallons/wel l casin g volum e Fo r 4-inc h well : Evacuatio n Volum e [gal ] = (Total Dept h [ft ] - Wate

r Leve l

1 9Fo

r 6-inc h well : Evacuatio

n Volum e [gal ] 35974 8 10/1/201 2 11:01 M l

2 0 o f 2 9 COV RS

I 52.0 0 DSO.O O Dept h [ft] ) X 0.652

8 gal/f t gallons/wel

l casin g volum e Patrici aBetge r Lak e Count v Recorde r

(Tota l Dept h [ft ] - Wate r Leve l Dept h [ft] ) X 1.468

8 gal/f t

= gallons/wel

l casin g volum e Multipl y th e volum e o f on e wel l casin g volum e b y 3 t o obtai n th e minimu m volum e o f wate r t o b e evacuated

.

2 0

### 35974 8 2 1 o f 2 9 CO V 10/1/201 2 11:0 1 A M

RS152.0 0 DSO.O O Patrici aBerge r Lak e Count y Recorde r



### APPENDI

X A GROUNDWATE RDAT A SHEE T

2 1IDENTIFICATIO N

Sanpl e Location 3 5 9 74 8 10/1/201 2 11:0 1 A M 2 2 o f 2 9 CO V RS I 52.0

0 DSO.O O 

### GROUNDWATE RDAT A SHEE T

Dat e Tim

e Pag

e of

_ Patrici aBerge

r Lak e Count v Recorde r

Sampl e Control Number

_ Wli-.ATHF. RCONDITION S Ambien t Ai r Temperature : Samplers : "C D No t Measured? • Precipitation : Non

e • Rain • Sno

w • Heav

y • Moderat

e • Ligh t • Sunn y • Partl y Cloud y • WEL L MEASUREMENT S (Measurement s mad e fromto p o f PV C casing ) Dept h t o Stati c Water
. _fee t Tota l Dept h o f Well:
. fee

t Fee t o f wate r 2-inc h = 0.16 3 gal/f t 4-inch = 0.6

5 gal/f l 6-inc h = 1.4 7 gal/f t 1 Casin g Volume : gallon s 3 Casin g Volumes:
. Dept h Pum p Installed:
. Wel l purge

d with : fee

t Volum e wate r purged

_ _ _gallon s Gallon s

FIEL D PARAMETE RMEASUREMENT S DURIN G PURGIN G Tim e Voliun

e (gallons ) p H Cond
.

(nS/cm ) Temp. " " C D " F D Turbidit

y (visua l estimate ) Comment s

Sampl e Dat e Sampl

e Tim e Volum

e (gallons) p H Cond
. (nS/cm ) Temp
. » C • " F• Turbidit y (NTU )

Wa s aduplicat

e sampl e collected ? ) Wa s afieldblan

k coUected ? ) Ye s • N o • (sampl e contro l number

_ Ye s • N o • (sampl

e contro l nimibcr

_

22Wa s arinsate sampl

e collected ? ) 35974 8 10/1/201 2 11:0 1 AM ' 2 3 of 2 9 CO V RS I 52.0

0 DSO.O O Ye s • N o • (sampl

e contro l number

_ Patrici aBerge

r Lak e Count y Recorde r



### Notes :

2 33 5 974 8 10/1/201211:0 1 A M Patrici aBerge r 2 4 o f 2 9 CO V RSI52.0 0 DSO.O O Lak

e Count y Recorde r 

## SOP- 7 SOPDate: February 2008 

## SAMPL E HANDLING , DOCUMENTATION , AN D ANALYSIS
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

the Califomi aGulc h Superfim d Site
. Thi s procedur e i s intende d t

o b e use d togethe

r vidt h othe r SOP s and i s reference d i n al l SOP s tha t appl y t o sampling
. 2. 0 PROCEDURE S FO RSAMPL E HANDLING , DOCUMENTATION , AN D ANALYSI S 2.1 Sampl

e Identificatio

n an d Labeling Saraple s collecte d durin g monitoring , investigations , o r remediatio n activitie s wil l b e assigne d uniqu e sampl e identificatio n numbers
. Eac h sampl e identificatio n numbe r wil l identif

y the organizatio n collectin g th e sampl e o r

th e progra munde r whic h i t i s collected , samplin g location , typ e o f sample , and samplin g sequenc e fo r eac h sample
. Thes e number s ar e require d fo r trackin g th

e handling , analysis , an d verificatio n b r

validatio n statu s o f

al l sample s collecte d durin g monitoring
. I

n addition , th

e sampl e identificatio n number s wil l b e input into th e projec t databas e to identif

y analytical result s receive d fi-omth e laboratory
. Sampl e identificatio n numbers tha t ar e assigne d wil l b e divide dint o fou r fields a s shovmi n th

e followin g example : M-CG W 1-01-90042 3 Th e first fieldi s one characte

r i n lengt h and identifie s th

e company conductin g th e sampling
. Th e second fieldi s a

n alphanumeri c code identifyin g the locatio n o f th e sampl e an

d th e las t lette r o f thi s fieldindicate s th

e matri x (e.g. , CGM l indicate s Califomi aGulc h Wel l No
. 1 , th e second W indicate s awate

r matrix)
. Th e next

fieldidentifie di 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 aprimary o r gra b sample , acomposit

e sample , field duplicate , fieldblank , o r equipmen

t rinsate. Th e final fieldcontain s th e dat e i n ayear-month-da

y format
. Fo r

example , th

e sampl e identifie dabov e wa s collecte d o n Apri l 23 , 1990
. Eac h sampl e tha

t i s collecte d i n th

e fieldwil l b e labele d fo r futur e identification
. Sampl e label s wil l b e filledou

t a s completel y a

s possibl e b y amerabe

r o f th e saraplin g tea

mprio r t o th e star t o f the day' s fieldsamplin g activities
. Th e date , time , sampler' s signature , an d th e las t fieldo f the 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 filledou t usin g waterproo f

ink
. A t aminimum , each labe l wil l contai n th e followin g information :

2 4

# IIIII I 3 5 9 7 4 8 10/1/201 2 11:0 1 A M Patrici aBerge r 2 5 of 2 9 CO V RSI52.0 0 DSO.O O Lak

e Count y Recorde r Sampler' s company affiliation ; Site location ; Sarapl e identification ; Dat e and tirae o f

sampl e collection ; Metho do f

preservatio n used ; Sampl e matrix ; an

d Sampler' s initials
. 2. 2 Sampl e Containers , Preservatives , an d Holdin g Time

s 2.2. 1 Sampl

e Container

s Proper sampl e preparatio n practice s wil l b e observe d t o minimiz e sarapl e contaminatio n and potential repea

t analyse s du

e to anomalou s analytica l results
. Prio r t o sarapling , coramercially

cleane d sampl e container s wil l b e obtaine d fi-omthe analytica l laboratory
. Th e bottle s wil l b e labele da s describe d i n th

e previou s sectio n t

o indicat e th

e typ e o f sampl e an

d sample matri x t

o b e collected
. Sampl e bottle s ca n b e eithe

r pre-preserve d fi-orath

e laborator

y o r preservative s ca

n b e added i n th

e fielddurin g sampl e collection
. 2.2. 2 Sampl e Presen'atio

n Sample s ar e preserve

d i n orde r t o preven to r minimiz

e chemica

l change s tha tcoul d occu r durin g transi tan d storage

. Sampl

e preservatio

n shoul d b e performe

d immediatel

y upo n sampl e collectio n t o ensur e tha tlaborator

y result s ar e no tcompromise

d b y imprope

r coordinatio

n o f preservatio

n requirement

s an d holdin g times. Sample

s wil l b e preserve

d imraediatel

y an d store d o n ic e i n cooler s prio r t o shipping

. Sarapl e preservatio

n requirement

s ar e base d o n th e mos t curren tpublicatio

n of 4 0 CFR , Par

t136. 3 an d ar e provide d i n Tabl e 1 . 2.23 Sampl

e Holding Time

s an d Analyse

s Sampl e holdin g times ar e establishe d t

o minimiz e chemica l change s i n asampl e prio r t o analysi s and/or extraction
. A holdin g tim e i s define d a s the maximu mallowabl e time betwee n sampl e collectio n and analysi s and/or extraction , base d o n th e natur e o f th e analyt e o f interes t and chemica l stability factors
. Holdin g tirae s applicabl e fo r analyte s ar

e liste d i n Tabl e I
. Sample s shoul db e sen

t t o th e laborator

y as soo n a

s possibl e afte r

collectio n b y hand deliver y o r a n ovemight courier servic e t o minimiz e th

e possibilit y o f

exceedin g holdin g times
. Fo r mos t samples , preservatio n b y coolin g to 4° C i s require d immediatel y afte r collectio n whil e th e sample s ar

e hel d fo r shipmen t and durin g shipment

t o th e laboratory
. 2. 3 Sampl e Preparatio

n an d Shipping Afte r collection , sample s wil l b e labele d and prepare d as describe d i n th e previou s discussion , and place d o n ic e i n a

n insulate d cooler
. Th e sampl e container s wil l b e place d i n re-closeabl e plasti c storag e bags
. Sample s wil l the n b e place d right

side u p i n acoole r

wit h ic e fo r delivery t

o th e laboratory
. Th e ic e i n th e coole r wil l b e double-bagged
. Th e cooler s wil l b e tape d shu t an d

2 53 5 974 8 10/1/201 2 11:0 1 A M Patrici aBerge r 2 6 o f 2 9 CO V RS152.0

0 DSO.O O Lak

e Count y Recorde r chain-of-custody seal s wal l b e attachedto the outsid e o f th e cooler t o ensur e tha t th e coole r cannot be opened withou t

breakin g th

e seal
. Fina l packagin g an d shippin g wil l b e conducte d i n coraplianc e wit h curren

t lAT A Resolutio n 61 8 andDO T 4 9 CF RPar t 17 1 Regulations
. Al l sample s wil l b e shippe d fo r laborator y receip t an d analysi s vidthi

n the holdin g time s specifie d i n Tabl e 2
. Thi s ma

y require dail y shipmen

t o f sample s wit

h shor t holdin g times. 2. 4 Sampl e Documentatio

n an d Trackin g Thi s sectio n describe s the informatio n tha t shoul d b e provide d i n fieldnote s an d sampl e Chain

of-Custod y documentation
. 2.4. 1 Fiel d Note

s Documentatio n o f

observation s and dat

aacquire d i n th

e fieldprovid e informatio n o n sampl e acquisition , fieldcondition s a t the tim e o f

sampling , and apermanen t record o f

fieldactivities
. Fiel dobservation s and datacollecte d durin g routin e monitorin g activitie s wil l b e recorde d wit h waterproo f

ink i n apermanently boun d weatherproo f fieldlo g boo k

with consecutivel y mmibere d page s o r

o n fielddatasheets as specifie di n th e projec t SOPs
. Fiel dnotebook

and/or datashee

t entrie s will , a

t aminimum , includ e the informatio n liste d below
. Relevant

SOP s shoul db e consulte dto supplemen t thi s list
. Projec t name ; Locatio n o f

sample ; Dataand time o f

sampl e collection ; Sampl e identificatio n numbers ; Descriptio n o f

sampl e (matri x sampled) ; Sampl e dept

h (i f applicable) ; Sampl e methods , o r

referenc e to the appropriat e SOP ; Fiel dobservations ; Result s o f

an y fieldmeasurements , suc h a s dept h to water , pH , temperature , specifi c conductance ; and Personne l present
. Change s o r

deletion s i n the fieldboo k o r o n the dat

asheet s shoul d b e recorde d wit h asingl e strik e mark , an

d remai n legible
. Sufficien t informatio n shoul d b e recorde d t o allo w the samplin g even t to b e reconstmcte d withou t havin g to rel y o n the collector' s memory . Al l fieldbook s wil l b e signe d o n adail y basi s b y th e perso n wh o has mad

e th e entries
. Anyon e makin g entrie s i n anothe r person' s fieldboo k

wil l sig n and dat

e thos e entries
. 2.4. 2 Sampl e Chain-Of-Custody Durin g fieldsamplin g activities , traceability o f the sampl e mus t

b e maintaine d Iro mthe tim e the sample s ar

e collecte d unti l laborator y dataar e issued
. Establishment o f traceabilit

y o f datai s

2 63 5 9 74 8 10/1/201211:0

1 A M PairiciaBerge r 2 7 o f 2 9 CO V R$l52.0

0 DSO.O O Lak

e Count y Recorde r 

### cmcia l fo r resolvin g fiiture problem

s i f analytica l result s ar e calle d int o questio n an d fo r minimizin g th e possibilif

y o f sampl e mix-up . Initia l informatio

n concemin

g collectio n o f th e sample s wil l b e recorde d i n th e field lo g boo k o r o n dat a sheet s a s describe d above . Informatio

n o n th e custody , transfer , handlin g an d shippin g o f sample s wil l b e recorde d o n a Chain-of

Custod y (COC ) form . Th e sample r i s responsibl

e fo r initiatin g an d filling ou

tth e CO C form

. Th e CO C wil

l b e signe d b y th e sample r whe n h e o r sh e relinquishe

s th e sample s t o anyon e else . A CO C for

m wil l b e complete d fo r eac h se to f wate r qualit y sample s collected

, an d wil l contai n th e followin g information

: Sampler' s signatur e an d affiliatio

n Projec tnumbe r Dat e an d tim e o f collectio n Sampl e identificatio

n numbe r Sarapl e typ e Analyse s requeste d Numbe r o f container s 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 instmction

s t o th e laboratory

. Th 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 thir d cop y o f th e form , documen tth 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 tth e laboratory

, th e perso n receivin g th e sample s wil l sig n th e CO C for

m an d retu m th e secon d cop y t o th e Projec t Manager . Copie s o f al l CO C documentatio

n wil l b e compile d an d maintaine

d i n th e centra l files. Th e origina l CO C form

s wil l reraai n wit h th e sample s unti l th e tim e o f final disposition

. Afte r retumin g sample s fo r disposal , th e laborator

y wil l sen d a cop y o f th e origina l CO C t o th e Operator . Thi s wil l the n b e incorporate

d int o th e centra l files.

2 7Tabl e 1 Sampl e Containers , Preservatio n Methods , an d Holdin g Time s Analyt e Container*^ ' Filtration'' " Preservatio n Holdin g Time* " p H P, G N o Cool , 4° C 7 days'" ' Specifi c conductanc e P, G N o Cool

. 4° C 2 8 day s Tota l alkalinity (a s CaCOa ) P, G Ye s Cool

. 4° C 7 days* " Tota l dissolve d solid s P, G Ye s Cool

. 4° C 7 day s Tota l suspende d solid s P. G N o Cool , 4° C 7 day s Chlorid e P. G Ye s Non e require d 2 8 day s Mercur y P. G Ye s HNO 3 t o pH< 2 2 8 day s Nitrat e a s N P, G Ye s Cool , 4° C 2 day s Nitrit e P N o Cool , 4° C 4 8 hours Nitrate-Nitrit e P N o H2SO 4 t o p H < 2 2 8 day s Tota l Phosphoru s P, G Ye s Cool , 4=C , H2SO 4 t o p H < 2 2 8 day s Orthophosphat e P Ye s Cool , 4° C 4 8 hours Radionuclide s (total ) P. G N o HNO 3 t o p H < 2 6 month s Radionuclide s (dissolved ) P. G Ye s HNO 3 t o p H < 2 6 month s Silic a P Ye s Cool , 4° C 2 8 day s Sulfat e P. G Ye s Cool , 4° C 2 8 day s Dissolve d metal s P. G Ye s Cool , 4°C

. HNO 3 t o p H < 2 6 month s Tota l metal s P. G N o Cool , 4°C , HNO 3 t o p H < 2 6 month s Tota l recoverabl e metal s P. G N o Cool , A^C , HNO 3 t o p H < 2 6 month s o
n o <

o

C J K
a o o
j^ ' Sample s requirin g filtratio n mus t b e filtere d i n th e fiel d usin g a 0.4 5 p m membran e filterbefore preservativ e i s added

. ' I Holdin g time s star

t a t dat e o f sampl e collection

. Sampl e p H an d alkalinity shoul d b e analyze d a s soo n a s possibl e afte rcollection

. However , fo rpractica l purposes , th e holdin g time s hav e bee n se t a t seve n days

. Th e 1 4 day hoWIn g tim e specifie d i n 4 0 CF R 136.3 , Tabl e II , i s considere d t o b e inappropriat e fo rth e hig h carbonat e waters of th e system
. (4 )



### 2 8

## RECTIO N MININ G COMPAN Y ENVIRONMENTA L COVENAN T "C " ZON E PROPERTIE S



# 3 <

O :

t r- a a ffi

3 n
n n