appendix l: operation and maintenance...

of 151/151
ES102411163118BAO September 2014 Basis of Design Report / Pre-Final (90%) Design Submittal for the Final Groundwater Remedy Appendix L: Operation and Maintenance Manual PG&E Topock Compressor Station Needles, California

Post on 06-Jun-2018

221 views

Category:

Documents

0 download

Embed Size (px)

TRANSCRIPT

  • ES102411163118BAO

    September 2014

    Basis of Design Report / Pre-Final (90%) Design Submittal for the Final Groundwater Remedy Appendix L: Operation and Maintenance Manual

    PG&E TopockCompressor StationNeedles, California

  • Append i x L

    Operation and Maintenance Manual Pre-Final (90%) Design Submittal for the

    Final Groundwater Remedy

    PG&E Topock Compressor Station Needles, California

    Prepared for

    Pacific Gas & Electric Company

    September 2014

    155GrandAvenue

    Suite800Oakland,CA94612

  • Contents

    ES082614215856BAO L-III

    AcronymsandAbbreviations.............................................................................................................................Lv

    L1 Introduction........................................................................................................................................L11L1.1 OverviewofGroundwaterRemedyandRequirements.................................................................L11

    L1.1.1 RemedialActionObjectives,CompletionCriteria/PerformanceStandards,andShortTermGoals...............................................................................................................L12

    L1.1.2 IncorporationofARARsandEIRMitigationMeasuresintoOperationandMaintenanceL13L1.2 OrganizationandContentofO&MManual...................................................................................L13

    L2 ProjectManagement,CommunicationFramework,andWorkersTraining..........................................L21L2.1 ProjectManagement......................................................................................................................L21L2.2 SummaryofCommunicationProceduresandProtocols................................................................L21L2.3 WorkersTraining..........................................................................................................................L212

    L3 DataManagement,Documentation,andReporting............................................................................L31L3.1 DataManagement..........................................................................................................................L31L3.2 Recordkeeping................................................................................................................................L33L3.3 Reporting........................................................................................................................................L33

    L4 CorrectiveMeasures/RemedialActionCompletionCriteria.................................................................L41

    L5 References..........................................................................................................................................L51

    Exhibits

    L2.11 ProjectTeamOrganizationChart................................................................................................................L22

    L2.12 KeyProjectPersonnel,Qualifications,LevelsofAuthorityandResponsibility,andLinesofCommunication...........................................................................................................................................L23

    L2.21 CommunicationFrameworkDuringOperationandMaintenance..............................................................L25

    L2.22 QuarterlyProgressReportTemplate...........................................................................................................L29

    L2.23 WorkVarianceForm..................................................................................................................................L211

    L3.11 SimplifiedDataManagementProcess.........................................................................................................L32

    Tables

    L1.11 SummaryofCompliancewithEIRMitigationMeasures

    L1.12 SummaryofCompliancewithCulturalImpactMinimizationProgram(CIMP)Protocols

    L1.13 SummaryofCompliancewithIdentifiedARARs

    L1.13AInformationfortheHavasuNationalWildlifeRefugesAppropriateUseAnalysisandCompatibilityDetermination(AUA/CD)

    L1.14 SummaryofCompliancewithApplicableProgrammaticAgreement(PA)Stipulations

    L1.15 SummaryofCompliancewithApplicableCulturalandHistoricPropertiesManagementPlan(CHPMP)Provisions

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY CONTENTS, CONTINUED PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L-iv ES082614215856BAO

    AdditionalVolumesAttachedtothisO&MManual

    Volume1:OperationandMaintenancePlan

    Volume2:SamplingandMonitoringPlan

    Volume3:ContingencyPlan

    Volume4:SoilManagementPlan

    Volume5:ProjectHealthandSafetyPlan

  • ES082614215856BAO L-v

    Acronyms and Abbreviations g/L microgramsperliter

    ADEQ ArizonaDepartmentofEnvironmentalQuality

    AE AppliedEarthworks

    AMM AvoidanceandMinimizationMeasure

    AOC AreaofConcern

    APE AreaofPotentialEffect

    ARARs applicableorrelevantandappropriaterequirements

    BLM U.S.BureauofLandManagement

    BMP BestManagementPractice

    BOD BasisofDesign

    BOR U.S.BureauofReclamation

    CACA CorrectiveActionConsentAgreement

    Caltrans CaliforniaDepartmentofTransportation

    CD ConsentDecree

    CDFW CaliforniaDepartmentofFishandWildlife

    CEQA CaliforniaEnvironmentalQualityAct

    CERCLA ComprehensiveEnvironmentalResponse,Compensation,andLiabilityAct

    CESA CaliforniaEndangeredSpeciesAct

    CHPMP CulturalandHistoricPropertiesManagementPlan

    CIMP CulturalImpactMitigationProgram

    CMI CorrectiveMeasuresImplementation

    COPC constituentofpotentialconcern

    Cr(III) trivalentchromium

    Cr(T) totalchromium

    Cr(VI) hexavalentchromium

    CRIT ColoradoRiverIndianTribes

    CTF ClearinghouseTaskForce

    CWG ConsultativeWorkingGroup

    DOI UnitedStatesDepartmentoftheInterior

    DTSC CaliforniaDepartmentofToxicSubstancesControl

    EIR environmentalimpactreport

    EPCRA EmergencyPlanningandCommunityRighttoKnowAct

    FCR FieldContactRepresentative

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY ACRONYMS AND ABBREVIATIONS PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L-vi ES082614215856BAO

    HSP healthandsafetyplan

    HNWR HavasuNationalWildlifeRefuge

    ICs institutionalcontrols

    IRL InnerRecirculationLoop

    IRZ InsituReactiveZone

    MMRP MitigationMonitoringandReportingProgram

    MNA monitorednaturalattenuation

    MWD MetropolitanWaterDistrict

    NTH NationalTrailsHighway

    O&M operationandmaintenance

    OF OperationalandFunctional

    OPS OperatingProperlyandSuccessfully

    PG&E PacificGasandElectricCompany

    PA ProgrammaticAgreement

    PBA ProgrammaticBiologicalAssessment

    PM ProjectManager

    RA RemedialAction

    RAO remedialactionobjective

    RCRA ResourceConservationandRecoveryAct

    RD RemedialDesign

    ROD RecordofDecision

    SOP StandardOperatingProcedure

    SWMU SolidWasteManagementUnit

    SWRCB StateWaterResourcesControlBoard

    TCS TopockCompressorStation

    TLP TopockLeadershipPartnership

    TWG TechnicalWorkingGroup

    USEPA U.S.EnvironmentalProtectionAgency

    USFWS U.S.FishandWildlifeServices

  • ES082614215856BAO L1-1

    SECTIONL1

    Introduction ThisOperationandMaintenance(O&M)ManualisAppendixLoftheBasisofDesign(BOD)Report/PreFinal(90%)DesignSubmittal.TheO&MManual(ormanual)consistsofplansforoperationandmaintenance,samplingandmonitoring,andmanagementofcontingenciesassociatedwiththeselectedfinalgroundwaterremedyatthePacificGasandElectricCompany(PG&E)TopockCompressorStation(TCS,ortheCompressorStation)inSanBernardinoCounty,California.Inaddition,theO&MManualalsoincludesaSoilManagementPlanandaHealthandSafetyPlan(HSP)forremedyO&M.

    TheCaliforniaDepartmentofToxicSubstancesControl(DTSC)isthestateleadagencyoverseeingcorrectiveactionsattheCompressorStationinaccordancewiththeResourceConservationandRecoveryAct(RCRA)CorrectiveAction.InFebruary1996,PG&EandDTSCenteredintoaCorrectiveActionConsentAgreement(CACA)pursuanttoSection25187oftheCaliforniaHealthandSafetyCode(DTSC1996).TheU.S.DepartmentoftheInterior(DOI)istheleadfederalagencyoverseeingresponseactionsonoremanatingfromlandunderitsjurisdiction,custody,orcontrolneartheCompressorStationpursuanttotheComprehensiveEnvironmentalResponse,Compensation,andLiabilityAct(CERCLA).InJuly2005,PG&Eandthefederalagencies(DOI,U.S.BureauofLandManagement(BLM),U.S.FishandWildlifeService(USFWS),andU.S.BureauofReclamation[BOR])enteredintoanAdministrativeConsentAgreement(DOI2005).ARemedialDesign/RemedialActionConsentDecree(CD)betweentheUnitedStatesandPG&E,onbehalfoftheDOI,underCERCLA(DOI2013)wasapprovedbytheUnitedStatesDistrictCourtfortheCentralDistrictofCaliforniainNovember2013..Inacoordinatedeffort,DOIandDTSCselectedthefinalgroundwaterremedytoaddresschromiumingroundwateratSolidWasteManagementUnit(SWMU)1/AreaofConcern(AOC)1andAOC10.

    Inconformancewiththe1996CACA(DTSC1996)andtheCDrequirements(DOI2013),thisO&MManualbuildsontheframeworkestablishedintheRevisedGroundwaterCorrectiveMeasuresImplementation/RemedialDesign(CMI/RD)WorkPlanforSWMU1/AOC1andAOC10(CH2MHILL2011).TheRevisedCMI/RDWorkPlanwasapprovedbytheDOIonNovember3,2011foruseindevelopmentofthegroundwaterremedydesigndocumentsandassociatedplans(DOI2011).TheCMI/RDWorkPlanandotherkeyprojectdocumentsmaybereviewedontheDTSCsTopockCompressorStationwebsite:http://www.dtsctopock.com.

    Thefollowingsubsectionsdescribetheremedyandtheremedialactionobjectives(RAOs),summarizetheapplicableorrelevantandappropriaterequirements(ARARs)andEIRMitigationMeasures,anddescribethecontentandorganizationofthisO&MManual.

    L1.1 Overview of Groundwater Remedy and Requirements Thefinalgroundwaterremedy,itsobjectives,anditsregulatoryrequirementsaredescribedbelow.Thegroundwaterremedyincludes:

    AnInsituReactiveZone(IRZ)usingalineofwellsinstalledalongNationalTrailsHighway(NTH)thatmaybeusedasbothinjectionandextractionwellstocirculategroundwateranddistributeanorganiccarbonsourcetopromotereductionofthehexavalentchromium(Cr[VI])totrivalentchromium(Cr[III]).

    AnInnerRecirculationLoop(IRL)comprisedof:

    RiverBankExtractionWellsalongtheColoradoRivertoprovidehydrauliccaptureofCr(VI)groundwaterconcentrations,acceleratecleanupofthefloodplain,enhancetheflowofcontaminatedgroundwaterthroughtheNTHIRZline,andcontrolmigrationofIRZgeneratedbyproductstowardtheColoradoRiver.

    IRLinjectionwellstoreinjectgroundwaterextractedfromtheRiverBankExtractionWells(whichmaybeamendedwithanorganiccarbonsource)and/orinjectfreshwaterintheupgradientportionoftheCr(VI)plumetoflushtheplumethroughtheNTHIRZ.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L1 INTRODUCTION PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L1-2 ES082614215856BAO

    ATCSRecirculationLoopcomprisedof:

    EastRavineExtractionWellsintheeastern(downgradient)endoftheEastRavinetoprovidehydrauliccaptureofcontaminatedgroundwaterinbedrock.

    TCSinjectionwellslocatedupgradientoftheTCSforthereinjectionofgroundwaterextractedfromtheEastRavineExtractionWellsandTranswesternBenchExtractionWells,whichwillbeamendedwithanorganiccarbonsourcetopromotereductionoftheCr(VI)toCr(III)andremoveelevatedCr(VI)groundwaterconcentrationsfromthealluvialaquiferinthevicinityoftheTCS.

    FreshwaterinjectionwellstoinjectfreshwaterintowellsupgradientoftheCr(VI)plumetoflushtheplumethroughtheNTHIRZandtoconstrainwestwardspreadofcarbonamendedwaterandinsitubyproductsfromtheInnerRecirculationLoop.

    Amonitoringwellnetworkthatconsistsofexistingsitewellsandnewmonitoringwells.

    Institutionalcontrols(ICs)torestrictsurfacelandusesandpreventtheuseofgroundwater.

    Monitorednaturalattenuation(MNA)asalongtermcomponenttoaddressresidualchromiumthatmayremaininrecalcitrantportionsoftheaquiferafterenhancedinsitutreatmentandoptimizedsystemperformance.

    L1.1.1 Remedial Action Objectives, Completion Criteria/Performance Standards, and Short-Term Goals

    TheRAOsforthegroundwaterremedyareto:

    1. PreventingestionofgroundwaterasapotablewatersourcehavingCr(VI)inexcessoftheregionalbackgroundconcentrationof32microgramsperliter(g/L).

    2. Preventorminimizemigrationoftotalchromium(Cr[T])andCr(VI)ingroundwatertoensureconcentrationsinsurfacewaterdonotexceedwaterqualitystandardsthatsupportthedesignatedbeneficialusesoftheColoradoRiver(11g/LCr[VI]).

    3. ReducethemassofCr(T)andCr(VI)ingroundwateratthesitetoachievecompliancewithARARsingroundwater.ThisRAOwillbeachievedthroughthecleanupgoaloftheregionalbackgroundconcentrationof32g/LofCr(VI).

    4. Ensurethatthegeographiclocationofthetargetremediationareadoesnotpermanentlyexpandfollowingcompletionoftheremedialaction.

    ThecompletioncriteriaorperformancestandardsforthegroundwaterremedyaremainlydrivenbyRAO#3,reducingCr(VI)concentrationsthroughouttheplumetoconcentrationsof32g/Lorless.Attainmentofthecompletioncriteriaorachievementofperformancestandards(Cr[VI]concentrationsof32g/Lorless)isintendedtobeappliedthroughouttheareaofcontaminatedgroundwater.Inestablishingthiscriterion,thefollowingarerecognized:

    Attainingthecleanupcriterionof32g/LCr(VI)ingroundwatermaybeachievedthroughactiveremediationorthroughnaturalattenuation.

    Differentareasoftheplumemayreachthecleanupcriterionof32g/LCr(VI)ingroundwateratdifferenttimes.

    AdditionaldiscussionsabouttheCorrectiveMeasures/RemedialActionCompletionCriteriaareincludedinSectionL4.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA SECTION L1 INTRODUCTION

    ES082614215856BAO L1-3

    InadditiontotheRAOs,shorttermgoalsandcriteriaarebeingdevelopedincoordinationwithDTSCandDOItofacilitatefutureevaluationsofremedyperformanceincludingassessmentsofwhethertheremedyisOperationalandFunctional(OF)andOperatingProperlyandSuccessfully(OPS).

    PursuanttoCERCLA,40CFR300.435(f)(2),thegroundwaterremedybecomesOFeitheroneyearafterconstructioniscomplete,orwhenthegroundwaterremedyisdeterminedconcurrentlybyDOIandDTSCtobefunctioningproperlyandisperformingasdesigned,whicheverisearlier.DOImaygrantextensionstotheoneyearperiod,asappropriate.Thisperiodisoftenreferredtoascommissioningorshakedown,whentheconstructioncontractor(s)makeminoradjustmentsasnecessarytoensuretheremedyisoperatingasdesigned.

    PursuanttoExhibitAtotheSettlementAgreementbetweenDTSCandtheFMIT(DTSC2012),thegroundwaterremedyisconsideredtobeOPSwhena)theremedyisoperatingasdesigned,b)theinformationobtainedfromremedyoperationindicatesthattheremedyisprotectiveofhumanhealthandtheenvironment,andc)theremedyislikelytobeabletoachievethecleanuplevelsorperformancegoalsdelineatedintheDTSCsStatementofBasis(DTSC2011a)andtheDOIsRecordofDecision(ROD;DOI2010)forthegroundwaterremedyatthePG&ETopockSite.Ingeneral,OPSisexpectedwithin1to2yearsofthebeginningofremedystartup.

    L1.1.2 Incorporation of ARARs and EIR Mitigation Measures into Operation and Maintenance

    CERCLAremedialactionsarerequiredtocomplywiththesubstantiverequirementsofidentifiedARARs.Therefore,theoperationandmaintenanceaswellassamplingandmonitoringofthefinalgroundwaterremedyincorporatestherequirementsofARARsdocumentedintheROD(DOI2010).TheseARARsincludefederal,California,andArizonachemicalspecific,locationspecific,andactionspecificARARs.ThechemicalspecificARARshavealreadybeenincorporatedintotheRAOs,ensuringthatcompliancewiththeseARARswillbeattainedwhentheremedyiscomplete(definedbyattainmentoftheRAOs).

    InconformancewiththeCaliforniaEnvironmentalQualityAct(CEQA),DTSCpreparedandcertifiedtheFinalEnvironmentalImpactReport(EIR)(DTSC2011b),andadoptedaMitigationMonitoringandReportingProgram(MMRP)forthegroundwaterremedy.TheMMRPincludesmitigationmeasuresforvariousresources,includingaesthetic,airquality,cultural,biological,geologyandsoils,hazardousmaterials,hydrologyandwaterquality,noise,andwatersupplyresources.

    IdentificationanddemonstrationofhowtheidentifiedEIRmitigationmeasuresandARARsarebeingincorporatedintothedesignandremedyO&MaresummarizedanddiscussedintablespresentedinSection6ofthe90%BODReport;copiesofthesetablesarepresentedasTablesL1.11andL1.13,respectively,attheendofthisvolume(forthereadersconvenience).1Inaddition,asummaryofcompliancewithapplicableCulturalImpactMitigationProgram(CIMP;PG&E2014)protocols,ProgrammaticAgreement(PA;BLM2010)stipulations,andCulturalandHistoricPropertiesManagementPlan(CHPMP;BLM2012)provisions2areincludedinTablesL1.12,L1.14,andL1.15,respectively.

    L1.2 Organization and Content of O&M Manual Inconformancewiththe1996CACAandthe2013CDrequirements,thisO&MManualisorganizedintothefollowingsections:

    1ThecompliancetablesinthisO&MManualarecopieddirectlyfromSection6oftheBasisofDesignReporttowhichthisO&MManualisanappendix.Thetablenumbershavebeenchanged,butthecontentsofthetablesareunchanged.Thisincludesthereferencecitations,whichcorrespondtotheReferencesList(Section9)oftheBODReport,nottheReferencesListinthisO&MManual.PleaserefertoSection9oftheBODReporttoidentifythesourcescitedinthesetablesintheO&MManual.ReferenceswithinthetablestoTables6.11,6.12,6.21,6.21A,6.22,and6.23oftheBODReportcorrespondtoTablesL1.11,L1.12,L1.13,L1.13A,L1.14,andL1.15,respectively,inthisdocument.

    2PerDOIscomment#511DOI190onthe60%BODReport,ItshouldbenotedthatadditionalCHPMPmeasuresmaybeidentifiedduringongoingconsultationmeetingswiththeTribes,andtheCHPMPwillbemodifiedaccordingly.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L1 INTRODUCTION PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L1-4 ES082614215856BAO

    Section1describesthegroundwaterremedyandtheRAOs,summarizeshowtheplansincludedhereinhavecompliedandwillcontinuetocomplywiththeARARsandEIRMMRP,anddescribestheorganizationandcontentofthisO&MManual.

    Section2describesthelevelsofauthorityandresponsibility(includingorganizationchart),linesofcommunication,andthequalifications/trainingofpersonnelwhowilloperateandmaintainthecorrectivemeasure.

    Section3describestheframeworkfortheevaluationofanalyticaldataandfieldmeasurements,alongwiththedocumentation,management,andmaintenanceofinformation.DetailsarepresentedinVolume2ofthemanual.

    Section4discussestheprocessandcriteriafordeterminingwhenthecorrectivemeasure/remedialactionmaycease.Thissectionalsodescribestheprocessandcriteriafordeterminingwhenmaintenanceandmonitoringmaycease.

    Section5providesreferenceinformationfortheworkscitedinthisreport.

    ThisO&MManualalsoincludesthefollowingfivevolumesconsistingofrelatedprojectplans:

    Volume1(OperationandMaintenancePlan)describesthemainremedysystemanditssupportingsystems,discussesproceduresforO&Mincludingstartup/shutdownandreplacementscheduleforequipmentandsystemalarms,describesmeansandmethodsforwellandpipelinemaintenance,anddescribeswastemanagementpracticesandothersitemanagementpracticessuchasroadmaintenance,stormwaterpollutionprevention,andhazardousmaterialmanagement.Detailedstandardoperatingprocedures(SOPs)forO&Mtasksareincludedinthisvolume.

    Volume2(SamplingandMonitoringPlan)presentsthegoalsanddataqualityobjectivesforsamplingandmonitoringofgroundwater,surfacewater,andprocesswater,alongwithdetails(i.e.,samplinglocations,analytes,andsamplingfrequencies)forvariousmonitoringprogramsincludingremedycompliancemonitoring,insituremediationperformancemonitoring(includingmonitoringoftheuplandinjectedwaterquality),monitoringforotherconstituentsofpotentialconcern(COPCs)(selenium,molybdenum,andnitrate),monitoringoffreshwatersource,processcontrolmonitoringfortheremedyproducedwatermanagementsystem,anddomestic/privatewellmonitoring.Thisvolumealsoincludessamplingmethodsandproceduresaswellasdatamanagement,documentation,andreporting.

    Volume3(ContingencyPlan)presentscontingencyplanningandprocedurestoaddresspotentialoperationalproblems,equipmentfailures,failuresduetoactsofgod,etc.

    Volume4(SoilManagementPlan)presentssamplingprotocolsandanalysisforsoilandtheplanformanagingsoilsduringO&M,consistentwiththeestablisheddisplacedmaterialhandlingprotocols.Alsopresentedareasamplingandanalysisplantodocumentbaselinesoilconditionspriortoremedyimplementation,andaplantoimplementBestManagementPractices(BMPs)topreventorreducestormwaterpollutionrelatedtosoilstorageactivitiesduringremedyconstructionandO&M.

    Volume5(ProjectHealthandSafetyPlan)presentstheProjectHSPwhichprovidesaframeworkforsafeoperationandmaintenanceoftheremedyandincludesproceduresthatwillapplytoPG&Eemployeeswhomayoperateandmaintaintheremedy.AnycontractorwhomaybeinvolvedintheoperationandmaintenanceoftheremedywillberequiredtoprepareitsownsitespecificHSPinconformancewiththisProjectHSPthataddressestheirspecificscopeofwork.ContractorpersonnelwillberequiredtosignaformacknowledgingthattheyunderstandandwillfullycomplywiththeirownHSP.

  • ES082614215856BAO L2-1

    SECTIONL2

    Project Management, Communication Framework, and Workers Training Asrequiredbythe1996CACAand2013CD(DTSC1996;DOI2013),thissectiondescribesthemanagementapproachforthisproject,includinglevelsofauthorityandresponsibility,linesofcommunication,andqualificationsofkeypersonnelwhowilloperateandmaintaintheremedy.Inaddition,thissectionalsodescribestrainingforO&MpersonnelandpresentsaframeworkforcommunicationduringtheO&Mphaseoftheproject.

    L2.1 Project Management PG&Eiscommittedtoimplementingthedesignandremedialactioninaneffectivemannerthatissafe,sustainable,andrespectfultothesacrednessandsensitivityofthecultural,historical,andbiologicalresourcesatorneartheTopocksite,whilecomplyingfullywithallregulatorymandates.

    PG&Ehascharteredanimplementationteamwiththeaccountabilitytoensurethattheabovecommitmentisfulfilled.ExhibitL2.11presentstheoverallPG&ETopockGroundwaterRemedyImplementationProjectTeamorganizationchart.Thisprojectorganizationisintendedtobealivingelementthroughouttheremedyimplementation,meaningthatitcanbeupdatedasnewinformationbecomesavailableastheprojectproceedsorassitecircumstanceschange.

    ExhibitL2.12summarizesthequalificationsandprojectrolesofkeypersonnel,aswellastheirlevelsofauthorityandresponsibilityandlinesofcommunication.

    Theprimaryremedialdesigncontractors(CH2MHILL,Alisto,ARCADIS,andAECOM)reporttoMs.YvonneMeeks,thePG&EProjectManager,andareresponsibleforpreparationofthedesigndocumentsasrequiredbytheCACAandCD,aswellastheO&MPlanandtheConstruction/RemedialActionWorkPlan(CH2MHILL2014a).Again,thisisintendedtobealivingelementoftheremedyimplementationthatcanbeupdatedasprojectcircumstanceschange.NotethatinadditiontoCH2MHILL,AppliedEarthworks(AE),andARCADIS,otherqualifiedcontractorsmayalsobeutilizedtoprepareselectdocumentstocomplywithARARsandmitigationmeasures.

    AtthetimeofthepreparationofthisO&MManual,contractor(s)fortheconstructionandO&Mofthegroundwaterremedyhavenotbeenidentified.

    L2.2 Summary of Communication Procedures and Protocols Thissectionpresentsasummaryofcommunicationproceduresandprotocolstobeusedduringtheoperationandmaintenanceoftheproject,andisintendedtobeusedbyPG&Etoinform,seekinputs,seekapproval(fromagencies),resolveissues,and/orcomplywithrequirements.Thissummaryisacompilationofthecommunicationproceduresandprotocolsspecifiedinvariousprojectdirectivesandagreements(e.g.,theCACA,CD,EIRmitigationmeasures,PA,ProgrammaticBiologicalAssessment(PBA),CHPMP,CIMP,HMBP,andSection1600AvoidanceandMinimizationMeasures)andrelevantstateandfederalrequirements(e.g.,thoserelatedtoreportingofreleasesoffuelsorhazardousmaterials).Thiscommunicationframeworkisintendedtobeadynamiclivingelementthroughouttheremedyimplementation,meaningthatitcanbeupdatedasnewinformationbecomesavailableastheprojectproceedsorassitecircumstanceschange.

    Ingeneral,projectcommunicationsoccursintwoformsroutine(regularperiodiccommunication)andnonroutine(communicationwhentheprojectexperiencesunexpectedchangesduringO&M).Communicationcouldbespoken,written,orboth.ExamplesofroutinecommunicationincludequarterlyConsultativeWorkingGroup(CWG)meetingsandquarterlyprogressreports.Examplesofnonroutinecommunicationincludenotificationofapipelineleakorunplannedsystemshutdown.ExhibitL2.21identifiestriggeringevents,partyorpartiesinitiatingcommunication,partyorpartiesreceivingcommunication,andgeneralcommunicationprotocolsandprocedures.

  • OPERATION AND MAINTENANCE MANUAL SECTION L2 PROJECT MANAGEMENT, PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY COMMUNICATION FRAMEWORK, AND WORKERS TRAINING PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L2-2 ES082614215856BAO

    EXHIBITL2.11 PROJECTTEAMORGANIZATIONCHART

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L2 PROJECT MANAGEMENT, PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA COMMUNICATION FRAMEWORK, AND WORKERS TRAINING

    ES082614215856BAO L2-3

    EXHIBITL2.12KeyProjectPersonnel,Qualifications,LevelsofAuthorityandResponsibility,andLinesofCommunicationGroundwaterRemedyOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    KeyPersonnelProjectRole,SummaryofQualifications,

    andLinesofCommunication

    JanetLoduca PG&EVicePresidentSafety,Health,andEnvironmentalMs.LoducaistheexecutivesponsoroftheprojectandrepresentsPG&EattheexecutivelevelontheTopockLeadershipPartnership(TLP).Ms.Loducahasservedinthisrolesince2011.

    KevinSullivan PG&EDirectorofChromiumRemediationMr.SullivanreportstoMs.Loduca;hehastheoverallresponsibilityfortheprojectdirectionandimplementation,andrepresentsPG&EattheexecutivelevelontheClearinghouseTaskForce(CTF).Mr.SullivanhasservedinthisrolesinceJune2014.

    StephanieIsaacson PG&EDirectorofStakeholderEngagementMs.Isaacsonhastheoverallresponsibilityforcommunityrelations,outreachprograms,andstakeholderengagement.Ms.Isaacsonhasservedinthisrolesince2011.

    JuanJayo LegalMr.JayohastheoverallresponsibilityforthelegalaspectsoftheprojectandreportstotheGeneralCounselofPG&E.Mr.Jayohasservedinthisrolesince2005.

    YvonneMeeks PG&EProjectManagerMs.MeeksreportstoMr.Sullivan;sheisresponsibleforthetechnicaldirectionandthedaytodayexecutionoftheproject.Ms.Meekshasservedinthisrolesince2004.

    CurtRussell PG&ETopockSiteOperationsManagerMr.RussellreportstoMs.Meeks;heisresponsibleforallaspectsofTopocksite/localoperationsrelatedtotheproject.Mr.Russellhasservedinthisrolesince2005.Forthegroundwaterremedyimplementation,Mr.Russellisalsoadesignateddisturbancecoordinatorfornoise/vibration.

    GlennCaruso PG&EProjectCulturalResourcesExpertMr.CarusoreportstoMs.Meeks;heistheprojectliaisonforissuesrelatedtoculturalresourcesandhistoricproperties.Mr.Carusohasservedinthisrolesince2004.

    VirginiaStrohl PG&EProjectBiologistMs.StrohlreportstoMr.Russell;sheistheprojectliaisonforissuesrelatedtobiologicalresources.Ms.StrohlhasservedinthisrolesinceJune2012.

    ChrisSmith PG&ESiteComplianceManagementMr.SmithreportstoMr.Russell;heisresponsiblefortheoverallsitecompliancemanagementactivities.Mr.Smithhasservedinthisrolesince2005.Forthegroundwaterremedyimplementation,Mr.Smithisalsoadesignateddisturbancecoordinatorfornoise/vibration.

    GlenRiddle ProjectEngineerMr.RiddlereportstoMr.Russell;heisresponsiblefortheoverallengineeringdesignactivities.Mr.Riddlehasservedinthisrolesince2012.

    ValisaNez ProjectEnvironmentalScientistMs.NezreportstoMr.Caruso;sheistheprojectliaisonforissuesrelatedtoregulatorycompliance.Ms.NezhasservedinthisrolesinceJanuary2013.

    PG&EInHouseQualityAssuranceTeam

    PG&EinhousesubjectmatterexpertsreporttoMs.Meeksandwillperformreview/qualityassuranceoftheremedialdesigndocumentspreparedbytheremedialdesigncontractors.Theengineeringdisciplinereviewerswillinclude,butnotbelimitedto,structural,geotechnical,electrical,andinstrumentationandcontrols.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L2 PROJECT MANAGEMENT, PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA COMMUNICATION FRAMEWORK, AND WORKERS TRAINING

    ES082614215856BAO L2-5

    EXHIBITL2.21CommunicationFrameworkDuringOperationandMaintenanceGroundwaterRemedyOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    Type TriggeringEvent RequiredBy1PartyInitiatingCommunication PartyReceivingCommunication2 GeneralCommunicationProcedures/Protocols

    RoutineCommunication

    NotificationofplannedO&M/fieldactivities(includingsamplingactivitiesandplanneddowntime)

    CulturalImpactMitigationProgram(CIMP)andEIRMMRPmeasuresCUL1a8a,CUL1a8j,CUL1a8l,CUL1a8h

    EIRMMRPmeasuresNOISE1b,2d,and3b

    ConsentDecree(CD)#24

    ProgrammaticAgreement(PA)AppendixCMonitoringProtocol

    Section1600AvoidanceandMinimizationMeasures(AMM)#34

    PG&ETopockSiteOperationsManagerordesignee

    DTSC,DOI,HNWR,Tribes,CDFW

    Projectstakeholders

    NotifyagenciesandTribesmonthlyofscheduledprojectrelatedfieldactivities.

    ForTribalmonitoring/observationofgrounddisturbingactivities,notifyTribesasearlyaspossible,butatleastthreebusinessdaysinadvanceoftheinitiationoftheidentifiedprojectwork,wheneverpossibleperthePAsMonitoringProtocolandnotlessthanoneweekinadvanceoftheinitiationofplannedactivities(CUL1a8l/CIMP2.12).Whenactivityisimminentandadvancenotificationwasnotpossible,PG&EwillplacetelephonecallstokeyTribalrepresentatives(CUL1a8j/CIMP2.10).

    NotifyDOI28daysinadvanceofsamplecollectionactivities,unlessshorternoticeisagreedtobyDOI(CD24).Intheeventshortordersampling/fieldactivityneedsoccur,PG&EwillcallDTSCandDOI(priortoproceedingwiththeactivity)andthenfollowupbyemail.IntheeventthatemailorvoicemailisnotavailabletoPG&E,atextmessagewillbesenttoDTSCandDOIpriortoproceedingwiththeactivityandthenafollowupbyemail.

    NotifyCDFWatleast5dayspriortoinitiationofconstruction(project)activitiesandatleast5dayspriortocompletionofconstruction(project)activities(Section1600AMM#34).

    SeealsoCIMP2.8.5fordetailsrelatedto,dependonactivities,notificationstonearbyvibrationsensitiveandnoisesensitivereceptors.

    Progressreporting CorrectiveActionConsentAgreement(CACA)Attachments6and7

    CD32;CD,AppendixC,Section5

    PG&EProjectManager(PM)ordesignee

    DTSC,DOI

    QuarterlyduringO&M;ExhibitL2.22presentsatemplatefortheQuarterlyO&MProgressReports.

    EIRmitigationmeasurecompliancereporting EIRMMRPmeasuresCUL1a8a,CUL1a2,CUL1a3b,CUL1a11

    PG&EPMordesignee DTSC

    Quarterlyreportsviaemailduringdesignandconstruction/startup,andannuallyduringO&M.

    Tribaloutreachactivities 2006SettlementAgreementbetweenPG&EandFMIT(SectionVIII[A]);PG&EMemorandaofAgreementwithvariousTribes

    EIRmitigationmeasureCUL1a8a

    PG&EPMordesignee Tribes,Agencies FrequentcommunicationswithTribestoaddresscurrentissuesandprovideaforecastofupcomingactivities(CUL1a8a).Additionalcommunicationswilldependonpurposeofthecommunicationandtypeofinfotobeexchanged.

    NonRoutineCommunication(RemedyO&M)

    RequestforVariance/NotificationofChanges

    Materialdeviation5fromWorkPlans,MitigationMonitoringandReportingProgram(MMRP),actionspecificandlocationspecificARARs,designdocuments,etc.

    ThisO&MManual

    PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    DTSC,DOI,InterestedTribes Notifytheagenciesorallywithin3daysofwhenPG&Efirstknewofpotentialmaterialdeviations.Submitavariancerequestformtoagenciesforapproval5calendardaysbeforetheanticipatedworkoccursorunlessagreedtootherwisewithagencies.ExhibitL2.23presentsatemplateforaWorkVarianceRequestForm.Reportthematerialdeviationsinquarterlyprogressreports.

    DiscoveryofeventthatoccursorhasoccurredthatcausesdelayintheperformanceofanyobligationundertheCDforwhichPG&Eintendstoassertaclaimofforcemajeure

    CD61 PG&EPMordesignee DOI

    Orallywithin3workingdaysofwhenPG&Efirstknewtheeventmightcauseadelayandwrittennotificationwithin7daysthereafter.

    Discoveryofchangestothescheduledescribedintheprogressreports(i.e.,changeinscheduledescribedinthequarterlyprogressreportsfortheperformanceofanyactivityincluding,butnotlimitedtodatacollectionandimplementationofworkplans)

    CD33 PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    DOI

    Nolaterthan7dayspriortotheperformanceoftheactivities,orasotherwiseagreedtobyDOIandPG&E.

    Changesinchemicaluseinremedyoperation Resolutionto60%designcomment(RTCs#13a,13b,854,863,868)

    PG&EPMordesignee FMIT NotifyTribesanddiscussifrequested.PG&Ewillproceedwithmakingchangesasnecessarytominimizedisruptiontooperations.

    ConfirmationofparameterexceedanceofActionLevel ThisO&MManual,specificallytheSamplingandMonitoringPlan(O&MVolume2)

    PG&EPMordesignee DTSC,DOI SeeSamplingandMonitoringPlanFigures2.211(ProtocolforNotificationofConfirmedExceedanceofActionLevels)and5.17(COPCPerimeterAssessmentPlan).

  • OPERATION AND MAINTENANCE MANUAL SECTION L2 PROJECT MANAGEMENT, PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY COMMUNICATION FRAMEWORK, AND WORKERS TRAINING PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L2-6 ES082614215856BAO

    EXHIBITL2.21CommunicationFrameworkDuringOperationandMaintenanceGroundwaterRemedyOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    Type TriggeringEvent RequiredBy1PartyInitiatingCommunication PartyReceivingCommunication2 GeneralCommunicationProcedures/Protocols

    Confirmationofarsenicexceedanceingroundwaterduetofreshwaterinjection

    ThisO&MManual,specificallytheSamplingandMonitoringPlan(O&MVolume2)

    PG&EPMordesignee DTSC,DOI SeeSamplingandMonitoringPlanFigure2.29(FreshwaterInjectionSystemDecisionRules/OperationalFramework).

    NotificationwhenContingencyTriggers

    Majorbreakdownand/orcompletefailureoftheremedy,includesemergencysituationssuchasfires,incidentsthatresultinhospitalizationordeath,actsofgod(e.g.,earthquake,flood),etc.

    CACAAttachment6,Item(B)(11)(c)

    CD52

    ProgrammaticBiologicalAssessment[PBA]#19and#22

    PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    DTSC,DOI,AffectedLandOwners/Managers(FMIT,BOR,BLM,HNWR/USFWS)

    Ifthereisapotentialthreattotheriver,notifyMWDandimmediatedownstreamuserssuchastheChemehueviIndianTribeassoonaspossible.

    Call911ifthereisanimpacttohumanhealththatrequiresimmediatemedicalattentionbyemergencyresponse/healthcareprofessionals.

    Within48hrstoBLM(PBA#19and#22).

    ImmediatenotificationtoDOIsProjectManager,or,iftheProjectManagerisunavailable,DOIsAlternateProjectManager.TocomplywiththisspecificCDrequirement,PG&Einterpretsimmediatetobewithin24hours.

    Within24hrstoDTSCorally;within72hrsinwriting;includeinnextprogressreport.

    Additionalnotificationsmayberequired(e.g.,spills).

    Releases3ofEPCRAlistedextremelyhazardoussubstancesandCERCLAlistedhazardoussubstancestotheenvironmentthataresubjecttoreportingunderEPCRASection304.

    CACAIV(A)(3)

    CD34and35

    PBA#19and#22

    ProjectspecificHazardousMaterialBusinessPlan(HMBP)

    CERCLASection103(a)

    PG&ETopockSiteOperationsManager,ordesignee

    NRC,EMA,CUPA,DTSC,DOI,AffectedLandOwners/Managers(FMIT,BOR,BLM,HNWR/USFWS)

    Ifthereisapotentialthreattotheriver,notifyMWDandimmediatedownstreamuserssuchastheChemehueviIndianTribeassoonaspossible.

    Call911ifthereisanimpacttohumanhealththatrequiresimmediatemedicalattentionbyemergencyresponse/healthcareprofessionals.

    Within15minutesverballytotheNRC,EMAandtheCUPA.WrittenfollowupreporttoEMAandCUPAwithin30days.

    Within24hrstoDOIPMorifDOIPMisnotavailable,tooneoftheBureau(BLM,USFWS,orBOR)PM.WrittenreportstoDOIwithin30daysofonsetofeventandagain,within45daysafterconclusionofevent(latterreportdetailingactionstakeninresponse).

    Within48hrstoBLM(PBA#19and#22).

    Within48hrsorallyandwithin10daysinwritingtoDTSC;includeincidentinnextprogressreport.

    Releases3ofCERCLAlistedhazardoussubstancestotheenvironmentthatarereportableunderCERCLASection103.

    CACAIV(A)(3)

    CD34and35

    PBA#19and#22

    HMBP

    CERCLASection103(a)

    PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    NRC,EMA,CUPA,DTSC,DOI,AffectedLandOwners/Managers(FMIT,BOR,BLM,HNWR/USFWS)

    Ifthereisapotentialthreattotheriver,notifyMWDandimmediatedownstreamuserssuchastheChemehueviIndianTribeassoonaspossible.

    Call911ifthereisanimpacttohumanhealththatrequiresimmediatemedicalattentionbyemergencyresponse/healthcareprofessionals.

    Within15minutesverballytotheNRC,EMAandtheCUPA.WrittenfollowupreporttoEMAandCUPAwithin30days.

    Within24hrstoDOIPMorifDOIPMisnotavailable,tooneoftheBureau(BLM,USFWS,orBOR)PM.WrittenreportstoDOIwithin30daysofonsetofeventandagain,within45daysafterconclusionofevent(latterreportdetailingactionstakeninresponse).

    Within48hrstoBLM(PBA#19and#22).

    Within48hrsorallyandwithin10daysinwritingtoDTSC;includeincidentinnextprogressreport.

    Releases3ofhazardousmaterialstotheenvironmentreportableunderCHSCSection25501and19CCR2703

    CACAIV(A)(3)

    HMBP

    PBA#19and#22

    CHSCSection25501,19CCR2703

    PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    NRCifoverreportablequantity,EMA,CUPA,DTSC,DOI,AffectedLandOwners/Managers(FMIT,BOR,BLM,HNWR/USFWS)

    Ifthereisapotentialthreattotheriver,notifyMWDandimmediatedownstreamuserssuchastheChemehueviIndianTribeassoonaspossible.

    Call911ifthereisanimpacttohumanhealththatrequiresimmediatemedicalattentionbyemergencyresponse/healthcareprofessionals.

    ImmediateverbalreporttoEMAandCUPA.Writtenfollowupreportwithin30days.Includeincidentinnextprogressreport.

    Within48hrstoBLM(PBA#19and#22).

    Within48hrsorallyandwithin10daysinwritingtoDTSC;includeincidentinnextprogressreport.

    ReleaseofoiltonavigablewatersoftheUSoradjacentshorelinesinquantitythatcausesasheenonthewateroraviolationofapplicablewaterqualitystandards.

    ReleaseofanyquantityofoiltowatersoftheState,orreleaseof1barrel(42gallons)ormoretoalocationonlandwhereitcouldpotentiallyenterwatersoftheState.

    33USC1321

    CWCSection13272

    Calif.StateOilSpillContingencyPlan

    FuelSOP(EIRMMRPHAZ1b)

    PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    NRC(forspillstowatersoftheUS),EMA,DTSC,DOI,AffectedLandOwners/Managers(FMIT,BOR,BLM,HNWR/USFWS),

    Ifthereisapotentialthreattotheriver,notifyMWDandimmediatedownstreamuserssuchastheChemehueviIndianTribeassoonaspossible.

    Within15minutestoNRCandEMA.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L2 PROJECT MANAGEMENT, PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA COMMUNICATION FRAMEWORK, AND WORKERS TRAINING

    ES082614215856BAO L2-7

    EXHIBITL2.21CommunicationFrameworkDuringOperationandMaintenanceGroundwaterRemedyOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    Type TriggeringEvent RequiredBy1PartyInitiatingCommunication PartyReceivingCommunication2 GeneralCommunicationProcedures/Protocols

    Releaseofhazardouswasteorhazardouswasteconstituentsthatcouldthreatenhumanhealthortheenvironmentoutsidethefacility.

    CACAIV(A)(3)andAttachment6,ItemB(11)(c)

    CD52

    HMBP

    PBA#19and#22

    22CCR66265.56

    PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    EMA,DTSC,DOI,AffectedLandOwners/Managers(FMIT,BOR,BLM,HNWR/USFWS),

    Ifthereisapotentialthreattotheriver,notifyMWDandimmediatedownstreamuserssuchastheChemehueviIndianTribeassoonaspossible.

    ImmediateverbalreporttoEMA.

    Writtenfollowupreportwithin15daystoDTSC.

    Within48hrstoBLM(PBA#19and#22).

    Within24hrsorally;within72hrsinwritingtoDTSC;includeincidentinnextprogressreport.

    ReleaseofDOTregulatedhazardousmaterialduringtransportation4thatisreportableunder49CFR171.15(b)

    49CFR171.15 PG&EPM,PG&ETopockSiteOperationsManager,ordesignee

    NRC

    AffectedLandOwners/Managers(FMIT,BOR,BLM,HNWR/USFWS

    Ifthereisapotentialthreattotheriver,notifyMWDandimmediatedownstreamuserssuchastheChemehueviIndianTribeassoonaspossible.

    Call911ifthereisanimpacttohumanhealththatrequiresimmediatemedicalattentionbyemergencyresponse/healthcareprofessionals.

    ImmediateverbalreporttoNRC.Writtenfollowupreportwithin30days.

  • OPERATION AND MAINTENANCE MANUAL SECTION L2 PROJECT MANAGEMENT, PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY COMMUNICATION FRAMEWORK, AND WORKERS TRAINING PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L2-8 ES082614215856BAO

    EXHIBITL2.21CommunicationFrameworkDuringOperationandMaintenanceGroundwaterRemedyOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    Type TriggeringEvent RequiredBy1PartyInitiatingCommunication PartyReceivingCommunication2 GeneralCommunicationProcedures/Protocols

    Discoveryofhumancauseddisturbance/humanremainsorburials/previouslyunidentifiedpotentiallysignificantcultural,historic,orpaleontologicalresources/deadorinjuredlistedspecies

    Discoveryofhumancauseddisturbancetoremedyfacilities EIRMMRPmeasureCUL1a3b

    SiteSecurityPlan

    PG&ETopockSiteOperationsManager,PG&ERemediationResourcesSpecialistordesignee

    DTSC,Landownersinvolvedintheincursion(BLM,USFWS,orFMIT)

    NotificationprotocolsperSiteSecurityPlan;summarizedinquarterlycompliancereport.

    Additionalnotificationsmayberequired(e.g.,spills).

    Discoveryofhumanremainsorburials EIRMMRPCUL4

    PASectionIX

    CHPMP(Section8.2andAppendixD,PlanofAction)

    PG&ETopockSiteOperationsManager,PG&ECulturalResourcesExpert,QualifiedCulturalResourcesConsultant,ordesignee

    PG&EsinitialcommunicationistotheSanBernardinoCountyCoroner,andPG&EsandDTSCsprojectmanagers.ThequalifiedculturalresourcesconsultantshallcoordinatetheinteractionbetweenInterestedTribes,PG&E,theCounty,andDTSCtodeterminepropertreatmentanddispositionofanyremains.

    HumanremainsfoundonfederallandwouldrequirenotificationofBLM.BLMwillthennotifytheAdvisoryCouncilonHistoricPreservation,CaliforniaandArizonaStateHistoricPreservationOfficers,BOR,USFWS,DTSC,relevantCountyCoroner,andInterestedTribes,TheCountyCoronerwillcontacttheNativeAmericanHeritageCommission(NAHC)ifitdeterminestheremainsareNativeAmericanandnotrelatedtoacrime.

    Suspendworkintheimmediatevicinityofthediscovery(notlessthan5metersandnottoexceed50metersfromthediscoveredremains),andifthediscoveryisonfederalland,notifyBLMassoonaspossible,butnolaterthan24hoursofthediscoverybytelephone,followedbywrittenconfirmationwithinthreebusinessdays.IftheremainsarefoundinCalifornia,BLMwillnotifytheCountyCoroner.

    Ifthediscoveryisonnonfederal/nonTriballandsinArizona,thenBLMinconsultationwithPG&EwillreportthediscoverytotheArizonaStateMuseum.

    Ifthediscoveryisonnonfederal/nonTriballandsinCalifornia,thenPG&EwillnotifytheCountyCoroner.

    AdditionalnotificationsandcommunicationsaredescribedintheCHPMP,AppendixD,PlanofAction.

    Discoveryofpreviouslyunidentifiedpotentiallysignificantcultural,historical,and/orpaleontogicalresources

    PBA#29

    EIRMMRPmeasureCUL1b/c4

    PASectionIX

    CHPMP(Section8.1andAppendixCDiscoveryPlan)CIMP(CUL1a8b/o)

    PG&ETopockSiteOperationsManager,PG&ECulturalResourcesExpert,QualifiedCulturalResourcesConsultant,ordesignee

    PG&EsinitialcommunicationistoBLMandtheTribes,iftheresourceisNativeAmericaninnature.BLMwillthennotifytheAdvisoryCouncilonHistoricPreservation,CaliforniaandArizonaStateHistoricPreservationOfficers,BOR,USFWS,theTribes(ifnotalreadynotified)andDTSC.

    Suspendworkintheimmediatevicinityofthediscovery(notlessthan5metersandnottoexceed50metersfromthediscoveredremains),notifyBLMandtheTribes,iftheresourceisNativeAmericaninnature,immediately.

    QualifiedarchaeologistswillinspectandevaluateanynewsitesthatmaybediscoveredduringconstructionandwillnotifyTribalMonitorsofthediscovery.TribalMonitorswilltheninspectandevaluatethenewsite(s)(CIMP,Subsections2.2and2.15,EIRMMRPmeasuresCUL1a8band8o).

    Locatedeadorinjuredlistedspecies PBA#28 PG&ETopockSiteOperationsManager,PG&EProjectBiologistordesignee

    BLM,USFWS NotifyAgencieswithin3workingdaysofitsfinding.

    Notes:1EIRMMRP=EnvironmentalImpactReportMitigationMeasuresReportingProgram(DTSC2011b),PA=ProgrammaticAgreement(BLM2010),CD=ConsentDecree(DOI2013),PBA=ProgrammaticBiologicalAssessment(CH2MHILL2014b),CHPMP=CulturalandHistoricPropertiesManagementPlan(BLM2012),CACA=CorrectiveActionConsentAgreement(DTSC1996),HMBP=HazardousMaterialsBusinessPlan(seeAppendixFoftheO&MPlan[Volume1ofthisO&MManual]),AMM=AvoidanceandMinimizationMeasures,CIMP=CulturalImpactMitigationProgram(PG&E2014).2Agencies:ADEQ=ArizonaDepartmentofEnvironmentalQuality;BLM=U.S.BureauofLandManagement;BOR=U.S.BureauofReclamation;DOI=U.S.DepartmentoftheInterior;DTSC=CaliforniaDepartmentofToxicSubstancesControl;HNWR=HavasuNationalWildlifeRefuge;MWD=MetropolitanWaterDistrict;RWQCB=RegionalWaterQualityControlBoard;USFWS=U.S.FishandWildlifeService;NRC=NationalResponseCenter,CaliforniaEmergencyManagementAgency=EMA,CUPA=CaliforniaUnifiedPermittingAgency,CDFW=CaliforniaDepartmentofFishandWildlife.3Excludespermitteddischargeofmaterialsandreleaseofhazardousmaterials/wasteintosecondarycontainmentareasthatisnotreleasedtotheenvironment4Transportationincludesloading,offloading,andstorageofDOTregulatedvehicle/trailer.NotifytheNRCintheeventofatransportationincidentinvolvingdeath,hospitalization,damagegreaterthan$50,000,roadwayshutdownorpublicevacuationexceeding1hour,fire,breakageorspillage.5Thisnotificationexcludeschangesthatareconsideredprocessimprovememtsandsystemoptimizationwhichareanticipatedoverdecadeslongoperation.Theneedforandthetiming/frequencyofupdatingthisO&MManualwillbediscussedwiththeagenciesasremedystartupandoperationprogresses.OperationsstaffwillhavethelatestSOPsonfileatthesite.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L2 PROJECT MANAGEMENT, PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA COMMUNICATION FRAMEWORK, AND WORKERS TRAINING

    ES082614215856BAO L2-9

    PG&ETopockCompressorStationGroundwaterRemediationProjectQuarterlyProgressReportforRemedyOperationandMaintenance[IndicateReportingPeriod]TableofContents

    1. Introduction

    PG&EisimplementingthegroundwaterremedytoaddresschromiumingroundwateratSolidWasteManagementUnit(SWMU)1/AreaofConcern(AOC)1andAOC10neartheTopockCompressorStation,inconformancewiththerequirementsoftheResourceConservationandRecoveryAct(RCRA)CorrectiveActionandtheComprehensiveEnvironmentalResponse,Compensation,andLiabilityAct(CERCLA).Thegroundwaterremedyincludes:

    ConstructionofanInsituReactiveZone(IRZ)alongNationalTrailsHighway(NTH)usingalineofwellsthatmaybeusedasbothinjectionandextractionwellstocirculategroundwateranddistributeanorganiccarbonsourcetopromotebacteriologicalreductionoftheCr(VI)toCr(III).

    Flushingaccomplishedthroughacombinationoffreshwaterinjectionandinjectionofcarbonamendedwaterinwellsupgradientoftheplume.

    ExtractionwellsneartheColoradoRivertoprovidehydrauliccaptureoftheplume,acceleratecleanupofthefloodplain,andenhancetheflowofcontaminatedgroundwaterthroughtheIRZline.

    Bedrockextractionwellsintheeastern(downgradient)endoftheEastRavinetoprovidehydrauliccaptureofcontaminatedgroundwaterinbedrock.

    Institutionalcontrolstorestrictsurfacelandusesandpreventtheuseofgroundwater.

    Monitorednaturalattenuation(MNA)asalongtermcomponenttoaddressresidualCr(VI)thatmayremaininrecalcitrantportionsoftheaquiferafterenhancedinsitutreatment.

    TheRemedialActionObjectives(RAOs)forthegroundwaterremedyareto:

    1. PreventingestionofgroundwaterasapotablewatersourcehavingCr(VI)inexcessoftheregionalbackgroundconcentrationof32microgramsperliter(g/L).

    2. Preventorminimizemigrationoftotalchromium(Cr[T])andCr(VI)ingroundwatertoensureconcentrationsinsurfacewaterdonotexceedwaterqualitystandardsthatsupportthedesignatedbeneficialusesoftheColoradoRiver(11g/LCr[VI]).

    3. ReducethemassofCr(T)andCr(VI)ingroundwateratthesitetoachievecompliancewithARARsingroundwater.ThisRAOwillbeachievedthroughthecleanupgoaloftheregionalbackgroundconcentrationof32g/LofCr(VI).

    4. Ensurethatthegeographiclocationofthetargetremediationareadoesnotpermanentlyexpandfollowingcompletionoftheremedialaction.

    ThecompletioncriteriaorperformancestandardsforthegroundwaterremedyismainlydrivenbyRAO#3,reducingCr(VI)concentrationsthroughouttheplumetoconcentrationsof32g/Lorless.Attainmentofthecompletioncriteriaorachievementofperformancestandards,Cr(VI)concentrationsof32g/Lorless,isintendedtobeappliedthroughouttheareaofcontaminatedgroundwater.Inestablishingthiscriterion,thefollowingarerecognized:

    Attainingthecleanupcriteriaof32g/LCr(VI)ingroundwatermaybethroughactiveremediationorthroughnaturalattenuation.

    Differentareasoftheplumemayreachthecleanupcriteriaof32g/LCr(VI)ingroundwateratdifferenttimes.

    EXHIBITL2.22 QuarterlyProgressReportTemplateGroundwaterRemedyOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

  • OPERATION AND MAINTENANCE MANUAL SECTION L2 PROJECT MANAGEMENT, PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY COMMUNICATION FRAMEWORK, AND WORKERS TRAINING PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L2-10 ES082614215856BAO

    Incompliancewiththe1996CACA(Attachment6,PartB,Section12andAttachment7)andthe2013RD/RACD,AppendixC,Section5,thisquarterlyreportdescribesactivitiestakentoimplementtheCorrectiveMeasure/RemedialActionsincelastreportingperiodandactivitiesplannedforthenextreportingperiod,presentsavailableresultsfromsamplingandtestingsincelastreportingperiod,summarizesprogresstowardsattainingtheRAOs,anyissuesencountered/deviationsfromdesigndocuments,O&MManual,andConstruction/RemedialActionWorkPlan,andanyoptimizationsandenhancements.Inaddition,thisreportdiscussespersonnelchangesandsummarizesactivitiesperformedandactivitiesplannedinsupportoftheCommunityRelationPlanandanycontactswithlocalcommunity,representativesofthepress,andstakeholders/Tribes.

    2. OperationsSummary

    Describeroutineandnonroutinesystemdowntime,operationaldata(listedbelow)andprocessmonitoringdata(listedbelow)(includingpercentageoftimetreatmentsystemswereoperationalonamonthlybasis,quantityofwaterrecoveredfortreatment,aswellascumulativetotal,quantityofethanolinjected,etc.),utilitiesandconsumablesusedandwastehandling/disposal,anyissuesencounteredwithsystemoperation,anypersonnelchanges,anysystemoptimizationsandmaintenancethatwereperformed,andanymaterialdeviationsfromdesigndocuments,O&MManual,andConstruction/RemedialActionWorkPlan.

    Insituremediationvolumeofwaterrecirculated,volumeofethanol(orothercarbonsubstrate)injected,volumeofwellrehabilitationchemicalsused,carbonamendmentsystemmonitoringdata(asneeded)

    Freshwatersupplyvolumeofwaterextractedandinjected,percentageoftimetheextractionpumpswereoperatingonamonthlybasis

    Remedyproducedwatermanagementvolumeofwatermanagedthroughtheconditioningprocess,percentageoftimetheconditioningsystemwasoperationalonamonthlybasis

    3. PerformanceSummary

    Describemonitoringeventsandsamplingperformedduringthecurrentreportingperiod,thesamplingresultsandinterpretationofresults(including volumeofwatercollectedandtreated,Cr(VI)masstreated,influenteffluentdata,etc.),aninterpretationofprogresstowardRAOs,andanymaterialdeviationsfromdesigndocuments,O&MManual,andConstruction/RemedialActionWorkPlan(e.g.,gapsorinconsistenciesinthesiteconceptualmodel)

    Insituremediation Freshwatersupply Remedyproducedwatermanagement

    4. GreenRemediationEvaluationMatrix(GREM)Summary

    SummarizetheO&MGREMandanychangessincelastreportingperiod.

    5. SummaryofActivitiesinSupportoftheCommunityRelationsPlanandContactswiththePress,LocalCommunity,andStakeholders/Tribes

    SummarizeactivitiesperformedinsupportofCommunityRelationPlanandcontactswithlocalcommunity,representativesofthepress,andstakeholders/Tribes,ifany.

    6. Recommendations

    Providesuggestionsforsystemoptimizationsorproceduralenhancements,asapplicable,toimproveperformance,reducecosts,reducewastes,etc.Optimizationsand/orenhancementscouldbebasedonsysteminefficiencies,technologicaldevelopments,modifiedregulations,etc.

    7. PlannedActivitiesforNextReportingPeriod

    Provideplannedactivitiesofthenextreportingperiod(O&Mactivities,groundwater/surfacemonitoringevents,activitiesinsupportoftheCommunityRelationsPlan,etc.).

    8. References

    EXHIBITL2.22(Continued)QuarterlyProgressReportTemplateGroundwaterRemedyOperationandMaintenanceManual

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L2 PROJECT MANAGEMENT, PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA COMMUNICATION FRAMEWORK, AND WORKERS TRAINING

    ES082614215856BAO L2-11

    PG&ETopockCompressorStation,Needles,CaliforniaPG&E TOPOCK GROUNDWATER REMEDIATION PROJECT WORK VARIANCE REQUEST FORM

    Request Prepared By: _________________________ Request Approval From: __________________________

    Date Submitted: _____________________________ Date Approval Required: _________________________

    Variance Request No.: ________________________ Map Area: _____________________________________

    Location: ____________________________________________________________________________________

    Landowner: ____________________________________ Landowner Parcel Number(s): ___________________

    Current Vegetative Cover/Land Use: ________________________________________________________________

    Existing Sensitive Resource? NO YES Specify: ______________________________________________

    Variance From: MITIGATION MEASURE WORKPLAN/PROCEDURE RESPONSE TO COMMENTS DRAWING PERMIT CONDITION OTHER

    Detailed Description of Variance and Justification (Attach additional information if necessary):

    Attachments: PHOTO CONSTRUCTION DRAWING AERIAL PHOTO MARK-UP CORRESPONDENCE OTHER _____________

    Potential Impacts of Variance:

    AIR QUALITY HAZARDOUS MATERIALS AESTHETIC BIOLOGICAL RESOURCES NOISE WATER RESOURCES GEOLOGY AND SOILS PALEO RESOURCES CULTURAL RESOURCES HYDROLOGY AND WATER QUALITY

    Description and Justification:

    EXHIBITL2.23WorkVarianceFormGroundwaterRemedyOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

  • OPERATION AND MAINTENANCE MANUAL SECTION L2 PROJECT MANAGEMENT, PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY COMMUNICATION FRAMEWORK, AND WORKERS TRAINING PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L2-12 ES082614215856BAO

    L2.3 Workers Training PG&Eiscommittedtoimplementingtheremedialactioninamannerthatisrespectfulofthesacrednessandsensitivityoftheresourcesatandneartheprojectarea.Tothatend,PG&Eanditscontractorswillfullycomplywiththemitigationmeasuressetforthtominimizeimpactstothesensitiveresourcesaswellasprotocolsand/orprovisionsthatareintheCulturalHistoricPropertiesManagementPlan(BLM2012)andintheCIMP.ConsistentwithitsobligationsundertheProgrammaticAgreementsMonitoringProtocol,existingPG&Estandardpractice,andtheEIRMMRPrequirements,culturalsensitivitytrainingisrequiredofallstaff,workers,andcontractorsengagedinactivitieswithintheAreaofPotentialEffect(APE)andtheEIRProjectAreatofamiliarizethemwiththesacrednatureandculturalsignificanceoftheareasothattheywillperformtheirjobsinarespectfulmanner.Thistrainingincludesdiscussionofappropriatebehavior,activitiesthataretobeavoidedandconsequencesfornoncompliance.Consistentwiththeseobligations,PG&Ewillnottolerateanydisrespectfulbehaviorinthefieldandwillremoveanystaff,workers,orcontractorswhodonotcomplywiththissection.Inaddition,allworkerswillberequiredtocomplywiththetrainingrequirementsspecifiedintheoverallProjectHSP(seeVolume5oftheO&MManual)andtheirownsitespecificHSPspecifictotheiroperationsontheproject.

    CulturalandHistoricalResources

    CulturalandhistoricalresourcessensitivityeducationhasbeenacentralpartoftheTopockremediationprojecttodate.Theexistingeducationoncultural/historicalresourcessensitivityforTopockoccursviaperiodictrainingandprojectinitiationmeetings.Sensitivitytrainingclassesareconductedatleastannually,andareattendedbyallworkersavailabletoparticipate.Sensitivitytraining/educationisalsoprovidedatprojectinitiationmeetings,typicallyheldatthesiteandpriortofieldwork.Siteorientationwillstressthatallsiteactivitieswillbeconductedinarespectfulmanner.SensitivitytrainingwillbeprovidedbyPG&ESiteOperationsManager,PG&ERemediationResourcesSpecialist,andPG&EwillinviteparticipationfromtheTribes,archaeologicalmonitors,andagencystaff,asappropriate.

    SeveralEIRmitigationmeasuresassociatedwiththegroundwaterremedy(e.g.,CUL1a13,CUL1b/c4,CUL4)arerelatedtocontinuedtrainingofworkersregardingculturalresources,historicalresources,andtheidentificationofhumanremains.IncompliancewithCUL1a13,PG&Ehasprepared,incoordinationwithagenciesandTribes,educationalmaterialsusedinOrientationsessionsfortheTopockproject.Inaddition,PG&Ehaspreparedaprotocolforthedevelopmentofaculturalsensitivityeducationprogramtoeducateworkers(includedasanappendixtotheConstruction/RemedialActionWorkPlan).Implementationofthisprotocolisunderway.

    WithregardstoCUL1b/c4,consistentwithCUL1a3,PG&EhasretainedAE,aconsultingfirmwithqualifiedculturalresourcesconsultants,toobservegrounddisturbingactivitiesandprovidetrainingtoworkersasrequired.ForimplementationofCUL4,qualifiedculturalresourcesconsultant(s)anddesignatedtribalmonitor(s)willtrainconstructionpersonnelintheidentificationofhumanremainsandpotentialburialgoodssotheymayaidintheiridentification(seeguidanceforimplementingCUL4inanappendixtotheConstruction/RemedialActionWorkPlan).

    BiologicalResources

    Aswithculturalandhistoricalresources,biologicalresourcessensitivityeducationhasalsobeenacentralpartoftheTopockproject.PG&EseducationprogramcoveringthreatenedandendangeredspeciesandthegeneralprojectmanagementmeasuresspecifiedunderthePBAisprovidedatprojectinitiationmeetings,typicallyheldatthesiteandpriortofieldwork.ThetrainingisprovidedbythePG&ETopockSiteOperationsManager,thePG&EProjectBiologist,andsupportingcontractbiologists.Newemployeeswillreceivethetrainingpriortoworkingonsite.

    InaccordancewiththePBA,aPG&EdesignatedFieldContactRepresentative(FCR)willberesponsibleforoverseeingcompliancewiththemitigationmeasures.TheFCRhastheauthoritytohaltactivitiesthatposeadangertolistedspeciesand/orareinviolationwiththemitigationmeasures.Aqualifiedbiologistwillconductapreconstructionsurveyimmediatelypriortoinitiationofgrounddisturbingactivities.Within60daysofcompletionofconstructionactivities,theFCRandthequalifiedbiologistwillprepareareportforsubmittaltoBLM.

  • ES082614215856BAO L3-1

    SECTIONL3

    Data Management, Documentation, and Reporting Thissectiondescribestheoverallmanagementanddocumentationofdataanticipatedtobecollectedduringremedyoperation,andthereportingofthosedata.Alsodiscussedaretherecordkeepingandmaintenanceofthedata.DetailsonmethodologyfordatacollectionandevaluationofremedyperformancearediscussedinSection4ofVolume2(SamplingandMonitoringPlan).

    L3.1 Data Management Threetypesofdataareexpectedtobecollectedduringimplementationoftheremedy:fieldmeasurement/processmonitoringdata,onsitelaboratorydata,andoffsitelaboratorydata.Themanagementofeachtypeofdataisdescribedbelow.ExhibitL3.11presentsasimplifieddatamanagementprocessfortheproject.

    FieldMeasurement/ProcessMonitoringData

    Fieldmeasurementswillbecollectedfromthemonitoringandremediationwellnetwork,thecarbonamendmentfacilities,theremedyproducedwaterconditioningplant,andthefreshwaterpreinjectiontreatmentsystem.MeasurementswillbeconductedinaccordancewiththeSOPs(asdescribedinSection7.1oftheSamplingandMonitoringPlan[O&MManualVolume2]andincludedinAppendixAofVolume2),andarerecordedmanuallyinafieldlogbook,fieldsamplingform,tabletcomputer,and/orprocessmonitoringchecklist,orrecordedautomaticallybystationaryorhandhelddataloggersandtransmittedtoadatabaseusingatelemetrysystem.PeriodicfieldauditsbyexperiencedstaffwillbeconductedtoverifythatSOPsarebeingfollowed.Equipmentcalibrationwillfollowmanufacturersrecommendationstoensuredataquality.Manuallyrecordeddatawillbeenteredand/ortransferredintoadatabase.Inaddition,processmonitoringandcontroldatageneratedinfacilities/plantswillbeautomaticallyrecordedintoadatahistorianthatresidesintheplantcontrolsystem.Thedatawillbemaintainedinadatabaseandreviewedbyanexperiencedfieldstaffmemberorchemist.Historicaltrends,waterqualitydata,andwellconstructiondetailswillalsobemadeavailabletothefieldcrewsothatanomalousdata(comparedtohistoricalvalues)canbeidentifiedinatimelymannerandfieldverified/correctedafterconsultingwithanexperiencedscientistorchemist,asappropriate.

    OnsiteLaboratoryData

    CertaintestingforprocesscontrolmonitoringwillbeperformedatanonsitelaboratoryinaccordancewithsitespecificSOPs(O&MManualVolume2,AppendixA).OnsitelabmeasurementsincludeCr(VI),Cr(T),ferrousiron,conductivity,turbidity,pH,nitrate,sulfate,alkalinity,totalorganiccarbon,orthophosphate,manganese,andtotaldissolvedsolids(seeO&MManualVolume2,Section7.1forlistofmeasurementsandAppendixAforSOPs).Additionalmeasurementscouldbeaddedinthefuture.

    Theonsitelabdatawillberecordedinabenchlogbookandenteredintoaspreadsheetand/ordatabaseperiodically.Althoughtheonsitedatawillnotbevalidatedusingthesameproceduresastheoffsitelabdata,theywillbereviewed;anomalousresultswillbeidentifiedandreviewedand,ifneeded,reanalyzedatthedirectionoftheprojectchemist.Onsitelaboratorysampleswillperiodicallybeanalyzedinconjunctionwithoffsiteanalysis,andthedatawillbereviewed/comparedforqualityandaccuracy.

    OffsiteLaboratoryData

    Thedataflow(electronicandhardcopy)fromoffsitelaboratorytotheprojectchemististrackedtoensurethatthedataarereviewedandvalidatedinatimelymanner.Theprojectchemistwilldiscussandresolvetechnicalissues,ifany,withthelaboratory.Thelaboratorywillmaintainelectronicandhardcopyrecordssufficienttorecreateeachanalyticalevent.IncompliancewithSectionXXVoftheCD(DOI2013),PG&Ewillmaintainoffsitelaboratoryrecordsfor10yearsfollowingreceiptofcertificationofcompletion.Attheconclusionoftherecord

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L3 DATA MANAGEMENT, DOCUMENTATION, AND REPORTING PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L3-2 ES082614215856BAO

    EXHIBITL3.11SimplifiedDataManagementProcess

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA SECTION L3 DATA MANAGEMENT, DOCUMENTATION, AND REPORTING

    ES082614215856BAO L3-3

    retentionperiod,PG&EwillnotifyDOIandDTSCinwritingatleast90dayspriortothedestructionofanyrecordsandwillprovideDOIandDTSCwiththeopportunitytotakepossessionofanyrecords.Ataminimum,thelaboratorywillmaintainthefollowingrecords:

    Rawdata,includinginstrumentprintouts,benchworksheets,andchromatograms,withcompoundidentificationandquantitationreports.

    Laboratoryspecific,writtenSOPsforeachanalyticalmethodandQA/QCfunctionimplementedduringtheanalysisofprojectsamples.

    Maintenance/CalibrationRecords

    Itistheresponsibilityoftheplant/systemoperatorstoincorporateregularpreventativemaintenanceintotheroutineworkschedulebasedonguidelinespresentedinthisplanandthemaintenancerequirementsprovidedinthemanufacturersmanualforeachpieceofequipmentintheplant.Computerizedmaintenancemanagementprogramswillbeimplementedatthefacility,asappropriate,tokeeptrackofmaintenancerequirements.Inthosecases,operatorswillaccesstheprogramtodeterminerequiredmaintenancetasks.Themaintenancemanagementprogramwillhavethecapacitytoissueworkordersforroutinemaintenanceactivities.Recordsdocumentingcompletionofpreventativemaintenancetaskswillbekeptonsite.

    Hardcopyandelectronicversionswillbearchivedinprojectfiles,onelectronicarchivetapes,and/oronotherelectronicstoragemediaforthedurationofremedyoperationasspecifiedinSectionL3.2(Recordkeeping).Allelectronicdatawillbesubjecttoroutinebackupuntilitisarchivedforlongtermretention.

    L3.2 Recordkeeping IncompliancewithSectionXIIofthe1996CACA(DTSC1996)andSectionXXVoftheCD(DOI2013),PG&Ewillmaintainallrecordsfor10yearsfollowingreceiptofcertificationofcompletion.Attheconclusionoftherecordretentionperiod,PG&EwillnotifyDOIandDTSCinwritingatleast90dayspriortothedestructionofanyrecordsandwillprovideDOIandDTSCwiththeopportunitytotakepossessionofanyrecords.

    L3.3 Reporting IncompliancewithAttachment7ofthe1996CACA(DTSC1996)aswellasSectionXofthe2013CDandSection5ofAppendixCofthe2013CD(DOI2013),progressreportswillbesubmittedmonthlyduringconstructionandquarterlyaftertheremedyhasbeenimplementedanddemonstratedtobeoperatingasintended.ExhibitL2.22inSectionL2presentsaquarterlyreporttemplatethatwasdevelopedwithguidancefromtheO&MReportTemplateforGroundWaterRemedies(withEmphasisonPumpandTreatSystems)(USEPA2005).AmonthlyconstructionreporttemplateisincludedintheConstruction/RemedialActionWorkPlan(CH2MHILL2014a;seeExhibit2.22oftheWorkPlan).Itisnotedthattheagenciesmayrequestadditionalinformationorreportsastheremedyprogresses.

  • ES082614215856BAO L4-1

    SECTIONL4

    Corrective Measures/Remedial Action Completion Criteria TheRAOsaredefinedintheDTSCStatementofBasis(DTSC2011a)andDOIROD(DOI2010);asnotedaboveinSection1.1.1theyare:

    1. PreventingestionofgroundwaterasapotablewatersourcehavingCr(VI)inexcessoftheregionalbackgroundconcentrationof32g/L.

    2. PreventorminimizemigrationofCr(T)andCr(VI)ingroundwatertoensureconcentrationsinsurfacewaterdonotexceedwaterqualitystandardsthatsupportthedesignatedbeneficialusesoftheColoradoRiver(11g/LCr[VI]).

    3. ReducethemassofCr(T)andCr(VI)ingroundwateratthesitetoachievecompliancewithARARsingroundwater.ThisRAOwillbeachievedthroughthecleanupgoaloftheregionalbackgroundconcentrationof32g/LofCr(VI).

    4. Ensurethatthegeographiclocationofthetargetremediationareadoesnotpermanentlyexpandfollowingcompletionoftheremedialaction.

    ThecompletioncriteriaorperformancestandardsforthegroundwaterremedyaremainlydrivenbyRAO#3,reducingCr(VI)concentrationsthroughouttheplumetoconcentrationsof32g/Lorless.Duringthetimepriortoattainingtheseconcentrations,aninstitutionalcontrolwillbeestablishedtoprohibitdevelopmentofthegroundwaterwithintheplumeasadrinkingwatersource,tomeetRAO#1.FollowingattainmentoftheCr(VI)concentrationsof32g/Lorless,theICcanbelifted.ReducingconcentrationsofCr(VI)ingroundwatertoconcentrationsof32g/LorlesswillmeetRAO#2byincreasingthelevelofcertaintythatsurfacewaterqualitywillcontinuetoremainbelowsurfacewaterqualitystandardsinthefuture.ReducingconcentrationsofCr(VI)ingroundwatertoconcentrationsof32g/LorlesswillmeetRAO#4byreducing,andeventuallyeliminating,thetargetremediationarea.

    Attainmentofthecompletioncriteriaorachievementofperformancestandards(Cr[VI]concentrationsof32g/Lorless)isintendedtobeappliedthroughouttheareaofcontaminatedgroundwater.Inestablishingthiscriterion,thefollowingarerecognized:

    Attainingthecleanupcriteriaof32g/LCr(VI)ingroundwatermaybethroughactiveremediationorthroughnaturalattenuation.

    Differentareasoftheplumemayreachthecleanupcriteriaof32g/LCr(VI)ingroundwateratdifferenttimes.

    MNAisincludedasalongtermcomponentofthegroundwaterremedytoaddressresidualchromiumthatmayremaininrecalcitrantportionsoftheaquiferfollowingeffortstoenhanceandoptimizeinsitutreatmentandflushingsystemsduringtheO&Mphase.DecisionsonspecificareasoftheplumeappropriateforMNAwillbemadeduringfutureevaluations,suchas5yearreviews,basedoninformationaboutthetypesandoptionsforactiveremediationsystemadjustments,dataevaluatingtheeffectivenessofactiveremediationsystems,andlocationofproposedMNAareasrelativetonaturalreductivezonesintheaquifer.

    Duetoheterogeneityintheaquifer,itisexpectedthatduringthedecadeslongO&MperiodtherewillbeportionsofthesitethatattaintheRAOsatdifferenttimes.Theexistingfootprintoftheplumeisexpectedtochangeinsizeandshape,andtodiminish.Inaddition,theremaybeportionsofthesitewhereitcouldbedeterminedthatMNAisappropriatetoaddressresidualCr(VI).Duringfutureevaluations,suchas5yearreviews,distinctgeographicalareasofthesitewhereRAOshavebeenattainedand/orwhereithasbeendeterminedthatMNAisappropriatetoaddressresidualCr(VI)couldbedesignated(asappropriate)forCorrectiveAction/RemedialActionCompletion.

  • OPERATION AND MAINTENANCE MANUAL SECTION L4 PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY CORRECTIVE MEASURES/REMEDIAL ACTION COMPLETION CRITERIA PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L4-2 ES082614215856BAO

    Forthoseareas,aCorrectiveMeasure/RemedialActionCompletionReportwillbeprepared.ThecompletionreportwilldemonstratehowthecriteriaforthecompletionofthegroundwaterremedyhavebeensatisfiedandoutlinethecriteriaforwhenO&Mmaycease.ADecommissioningPlanwillalsobepreparedfollowingremedialactioncompletionand/ordeterminationthatremedialinfrastructureisnolongerneededtosupporttheactiveoperation.PostremediationmonitoringandeventualliftingoftheICwillbeaspectsoftheCorrectiveMeasure/RemedialActioncompletion.

  • ES082614215856BAO L5-1

    SECTIONL5

    References CaliforniaDepartmentofFishandWildlife(CDFW).2013.LetterfromChrisHayes/CDFW,DeputyRegional

    Manager(InlandDesertsRegion)toMs.YvonneMeeks/PG&E.Subject:ConfirmationofApplicationoftheCERCLA121(e)(1)PermitExemptiontoPG&EsSoilandGroundwaterInvestigationandRemediationProject.March6,2013.

    CaliforniaDepartmentofToxicSubstancesControl(DTSC).1996.CorrectiveActionConsentAgreement(Revised),PacificGasandElectricCompanysTopockCompressorStation,Needles,California.EPAIDNo.CAT080011729.February2.

    _______.2011a.StatementofBasisforGroundwaterRemedyatPacificGasandElectricCompany,TopockCompressorStation,Needles,SanBernardinoCounty,California.EPAIDNo.CAT080011729.January31.

    _______.2011b.FinalEnvironmentalImpactReportfortheTopockCompressorStationGroundwaterRemediationProject.January31.

    _______.2012.SettlementAgreementbetweentheFortMojaveIndianTribeandDTSC,datedDecember19,2012.

    CaliforniaStormwaterQualityAssociation.2003.CaliforniaStormwaterQualityAssociationConstructionBMPHandbook.Sacramento,CA.

    CH2MHILL.2011.RevisedGroundwaterCorrectiveMeasureImplementation/RemedialDesign(CMI/RD)WorkPlanforSWMU1/AOC1andAOC10,PG&ETopockCompressorStation,Needles,California.November2.

    _______.2014a.Construction/RemedialActionWorkPlan,PacificGasandElectricCompany,TopockCompressorStation,Needles,California.September8.

    _______.2014b.ProgrammaticBiologicalAssessmentforPacificGasandElectricTopockCompressorStationFinalGroundwaterRemedy.April28.

    PacificGas&ElectricCompany(PG&E).2014.CulturalImpactMitigationProgramfortheTopockRemediationProject,MohaveCounty,Arizona,andSanBernardinoCounty,California.May1.

    StateWaterResourcesControlBoard(SWRCB).2009.ConstructionGeneralPermitFactSheet.AdoptedOrderNo.20090009DWQ.Sacramento,CA.

    U.S.BureauofLandManagement(BLM).2010.ProgrammaticAgreementamongtheBureauofLandManagement,ArizonaHistoricPreservationOfficer,CaliforniaStateHistoricPreservationOfficer,andtheAdvisoryCouncilonHistoricPreservationfortheTopockRemediationProjectinSanBernardinoCounty,CaliforniaandMohaveCounty,Arizona.October.

    _______.2011.PG&ETopockRemediationProjectTribalAccessPlanforFederalProperties.November26.

    _______.2012.CulturalandHistoricPropertiesManagementPlanforPacificGasandElectricCompanysTopockRemediationProject.January.

    U.S.DepartmentoftheInterior(DOI).2005.INTHEMATTEROF:TopockCompressorStation,PacificGasandElectricCompany(Respondent),ProceedingUnderSections104and122oftheComprehensiveEnvironmentalResponse,Compensation,andLiabilityActasamended42USC9604and9622AdministrativeConsentAgreement.July11.

    _______.2010.GroundwaterRecordofDecision,PacificGasandElectricCompany,TopockCompressorStation,Needles,SanBernardinoCounty,California.RODcoverdateisDecember2010;signed/approvedbyDOIonJanuary20,2011.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY SECTION L5 REFERENCES PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    L5-2 ES082614215856BAO

    _______.2011.LetterfromMs.PamelaInnis/DOItoMs.YvonneMeeksofPG&E.PG&ETopockCompressorStationRemediationSiteRevisedGroundwaterCorrectiveMeasureImplementation/RemedialDesignWorkPlanforSWMU1/AOC1andAOC10,PG&ETopockCompressorStation,Needles,California.November3.

    _______.2013.RemedialAction/RemedialDesignConsentDecree(CD)betweentheUnitedStatesofAmericaandPacificGas&ElectricCompany.Case5:13cv00074BROOP,Document23.EnteredNovember21.

    U.S.EnvironmentalProtectionAgency(USEPA).2005.O&MReportTemplateforGroundWaterRemedies(withEmphasisonPumpandTreatSystems).

  • Tables

    Pleasenote:ThesecompliancetablesarecopieddirectlyfromSection6oftheBasisofDesignReporttowhichthisO&MManualisanappendix.Thetablenumbershavebeenchanged,butthecontentsofthetablesareunchanged.Thisincludesthereferencecitations,whichcorrespondtotheReferencesList(Section9)oftheBODReport,nottheReferencesListinthisO&MManual.PleaserefertoSection9oftheBODReporttoidentifythesourcescitedinthesetables.ReferenceswithinthetablestoTables6.11,6.12,6.21,6.21A,6.22,and6.23oftheBODReportcorrespondtoTablesL1.11,L1.12,L1.13,L1.13A,L1.14,andL1.15,respectively,inthisdocument.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA TABLES

    ES082614215856BAO TABLES-L-1

    TABLEL1.11SummaryofCompliancewithEIRMitigationMeasuresOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    ResourcesMitigationNumber MitigationMeasure

    Whichdocument(s)willcontainorsatisfythis

    measure?1

    Action(ComplianceStatus)

    DateCompletedPreliminary(30%)Design Intermediate(60%)Design PreFinal(90%)Design

    Aesthetics AES1 ImpactsonViewsfromTopockMazeLocusB,aScenicVista(KeyView5)Theproposedprojectshallbedesignedandimplementedtoadheretothedesigncriteriapresentedbelow.

    Aesthetics AES1a a)Existingmatureplantspecimensshallbeprotectedinplaceduringconstruction,operation,anddecommissioningphasesconsistentwithCUL1a5.Theidentificationofplantspecimensthataredeterminedtobematureandretainedshalloccuraspartofthedesignphaseandmapped/identifiedbyaqualifiedplantecologistorbiologistandintegratedintothefinaldesignandprojectimplementation.

    MaturePlantsSurveyReportincludingmapofmatureplantspecies

    AestheticsandVisualResourcesProtectionandRevegetationPlan

    IdentificationandmappingofmatureplantspecieswascompletedinAugust2011.Thesurveymethodologyissummarizedinatechnicalmemorandumentitled"TopockGroundwaterRemediationProject,MaturePlantsSurveyMethodology(CH2MHILL2011b)andisincludedinAppendixA3oftheBasisofDesignReport.Thematureplantmapisunderpreparationandwillbeusedtoguidetheremedydesignandtheplanningforconstruction.

    TheMaturePlantsSurveyReport(CH2MHILL2012b)wascompletedonJanuary17,2012,andisincludedinAppendixA4ofthe60%BODReport.Thereportcontainssurveysresultsandassociatedmaps,whichhavebeenusedtoguidethedesign.AnoverviewofthereportandthesurveyresultswerediscussedwithinterestedTribesonJanuary26,2012.Figure2.48inthe60%BODReportdocumentpresentsthematureplantsurveyinformationforKeyViews5and11.

    PG&EbiologistMelanieDayandCH2MHILLbiologistMarjorieEisertparticipatedinafieldreviewofplannedremedialfacilitieswiththedesignteamonApril2324,2012.AfieldreviewwasalsoconductedonJune20byPG&EbiologistVirginiaStrohl.Thepurposeofthesefieldreviewsalongwithinofficereviewswastoensurethefootprintsofplannedfacilitiesincludingpotentialaccessroutesaredesignedtoavoiddisturbanceofsensitivehabitatstotheextentfeasible.

    AnaddendumtotheMaturePlantsSurveyReport(CH2MHILL2014j)wascompletedonMay22,2014,andisincludedinAppendixA4ofthe90%BODReport.Theaddendumcontainssurveysresultsandassociatedmapsforthefreshwaterwellsites(HNWR1andSiteB)inArizonaaswellaspotentialsitesidentifiedforsoilstorageand/orconstructionstagingwestofMoabiRegionalPark.Figure2.48inthe90%BODReportpresentsthematureplantsurveyinformationforKeyViews5and11.TheAestheticsandVisualResourcesProtectionandRevegetationPlan(CH2MHILL2014l)isincludedinanappendixoftheConstruction/RemedialActionWorkPlan.

    CH2MHILLbiologistSteveLongandE2biologistRussellHuddlestonparticipatedinafieldreviewofplannedremedialfacilitieswiththedesignteamonApril710,2014.AnadditionalfieldreviewofplannedremedialfacilitieswasconductedbyCH2MHILLbiologistMelissaFowlerandE2biologistRussellHuddlestononAugust68,2014.PG&EbiologistVirginiaStrohlalsoledtheofficereviewsofplannedfacilitiesandfootprints.Thepurposeofthefieldreviewsalongwithinofficereviewswastoensurethefootprintsofplannedfacilitiesincludingaccessroutesandconstructionfootprintsaredesignedtoavoiddisturbanceofmatureplantspecimensandsensitivehabitatstotheextentfeasible.

    ThesurveymethodologytechmemowascompletedonOctober31,2011,andprovidedtoInterestedTribesonNovember8,2011.

    TheMaturePlantsSurveyReport(CH2MHILL2012b)wascompletedonJanuary17,2012.

    AnaddendumtotheMaturePlantsSurveyReportwascompletedonMay22,2014.

    TheAestheticsandVisualResourcesProtectionandRevegetationPlanwassubmittedwiththeConstruction/RemedialActionWorkPlanonSeptember8,2014.

    Aesthetics AES1b b)RevegetationofdisturbedareaswithintheriparianvegetationalongtheColoradoRivershalloccurconcurrentlywithconstructionoperations.PlansandspecificationsforrevegetationshallbedevelopedbyaqualifiedplantecologistorbiologistbeforeanyriparianvegetationisdisturbedandshallbeimplementedconsistentwithCUL1a5.Therevegetationplanshallincludespecificationofmaintenanceandmonitoringrequirements,whichshallbeimplementedforaperiodof5yearsafterprojectconstructionorafterthevegetationhassuccessfullyestablished,asdeterminedbyaqualifiedplantecologistorbiologist.

    HabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitats

    Arevegetationplanfortheriparianvegetationalongtheriverwillbepreparedandsubmittedwiththefinaldesign.

    Arevegetationplanfortheriparianvegetationalongtheriverwillbepreparedandsubmittedwiththefinaldesign.

    AHabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitatsisincludedinanappendixoftheConstruction/RemedialActionWorkPlan.TheplanwaspreparedbyplantecologistRussellHuddlestonofE2ConsultingunderthedirectionofLindaCyraKorsgaard,aCH2MHILLlandscapearchitectlicensedinCalifornia.

    TheplanwillbeimplementedconsistentwithmitigationmeasureCUL1a5.

    TheHabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitatswassubmittedwiththeConstruction/RemedialActionWorkPlanonSeptember8,2014.

    Aesthetics AES1c c)Plantmaterialshallbeconsistentwithsurroundingnativevegetation.

    HabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitats

    Thisrequirementwillbeincorporatedintotherevegetationplan,andtherefore,willbesatisfiedbyimplementationofAES1b/2c.

    Thisrequirementwillbeincorporatedintotherevegetationplan,andthereforewillbesatisfiedbyimplementationofAES1b/2c.

    Thisrequirementwasincorporatedintotherevegetationplan,andthereforesatisfiedbyimplementationofAES1b/2c.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY TABLES PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA

    TABLES-L-2 ES082614215856BAO

    TABLEL1.11SummaryofCompliancewithEIRMitigationMeasuresOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    ResourcesMitigationNumber MitigationMeasure

    Whichdocument(s)willcontainorsatisfythis

    measure?1

    Action(ComplianceStatus)

    DateCompletedPreliminary(30%)Design Intermediate(60%)Design PreFinal(90%)Design

    Aesthetics AES1d d)Thecolorofthewells,pipelines,reagentstoragetanks,controlstructures,andutilitiesshallconsistofmuted,earthtonecolorsthatareconsistentwiththesurroundingnaturalcolorpalette.Mattefinishesshallbeusedtopreventreflectivityalongtheviewcorridor.Integralcolorconcreteshouldbeusedinplaceofstandardgrayconcrete.

    Designsubmittals TherequirementofthismitigationmeasurehasbeenincorporatedintothedesigncriteriaaspresentedinAppendixCofthisBasisofDesignReportforthepreliminarydesign.Inaddition,thedetailedspecificationforcolorswillalsobeincludedtheintermediate(60%)design.

    TherequirementofthismitigationmeasurewasincorporatedintothedesigncriteriaaspresentedinAppendixCofthe60%BODReport.ThedetailedspecificationforcolorsareincludedinAppendixEofthe60%BODReport.

    TherequirementofthismitigationmeasurewasincorporatedintothedesigncriteriaaspresentedinAppendixCofthe90%BODReport.ThedetailedspecificationforcolorsareincludedinAppendixEofthe90%BODReport.

    Aesthetics AES1e e)Thefinalrevegetationplansandspecificationsshallbereviewedandapprovedbyanarchitect,landscapearchitect,orallieddesignprofessionallicensedintheStateofCaliforniatoensurethatthedesignobjectivesandcriteriaarebeingmet.Plantingassociatedwithbiologicalmitigationmaycontributeto,butmaynotfullysatisfy,visualmitigation.

    HabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitats

    Thisrequirementwillbeincorporatedintotherevegetationplan,andtherefore,willbesatisfiedbyimplementationofAES1b/2c.

    Thisrequirementwillbeincorporatedintotherevegetationplan,andthereforewillbesatisfiedbyimplementationofAES1b/2c.

    Thisrequirementwillbeincorporatedintothefinalrevegetationplan,andthereforewillbesatisfiedbyimplementationofAES1b/2c.

    Aesthetics AES2 ImpactsonViewsfromColoradoRiver,aScenicResourcesCorridor(KeyView11)Theproposedprojectshallbedesignedandimplementedtoadheretothedesigncriteriapresentedbelow:

    Aesthetics AES2a a)Aminimumsetbackrequirementof20feetfromthewater(ordinaryhighwatermarkorOHWM)shallbeenforced,exceptwithregardtoanyrequiredriverintakefacilities,topreventsubstantialvegetationremovalalongtheriverbank.

    Designsubmittals TheOHWMalongthebankoftheColoradoRiver,fromthemouthofBatCaveWashtotheBNSFrailroadbridge,wasmappedinMarch2011.TheOHWMmethodologyissummarizedinatechnicalmemorandumentitledTopockGroundwaterRemediationProject,OrdinaryHighWaterMarkMappingMethodology(CH2MHILL2011d)andisincludedinAppendixA3ofthisBasisofDesignReport.

    A20feetsetbackfromtheOHWMwasusedtoguidetheplacementoftheRiverBankExtractionWellsandassociatedinfrastructureinthefloodplain.AmapshowingtheOHWMandthe20feetsetbackisincludedinFigure217ofthe30%BODReport.

    Figure2.46inthe60%BODReportillustratesthatthelocationsoftheRiverBankExtractionWellsandassociatedpipingmetthe20footsetbackrequirement.

    Figure2.46inthe90%BODReportillustratesthatthelocationsoftheRiverBankExtractionWellsandassociatedaccessroad/pipingcorridormetthe20footsetbackrequirement.

    Themappingmethodologytechnicalmemorandumandamapwiththe20footsetbackfromtheOHWMweresubmittedonNovember18,2011.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR THE FINAL GROUNDWATER REMEDY PG&E TOPOCK COMPRESSOR STATION, NEEDLES, CALIFORNIA TABLES

    ES082614215856BAO TABLES-L-3

    TABLEL1.11SummaryofCompliancewithEIRMitigationMeasuresOperationandMaintenanceManualPG&ETopockCompressorStation,Needles,California

    ResourcesMitigationNumber MitigationMeasure

    Whichdocument(s)willcontainorsatisfythis

    measure?1

    Action(ComplianceStatus)

    DateCompletedPreliminary(30%)Design Intermediate(60%)Design PreFinal(90%)Design

    Aesthetics AES2b b)Existingmatureplantspecimensshallbeprotectedinplaceduringconstruction,operation,anddecommissioningphases.Theidentificationofplantspecimensthataredeterminedtobematureandretainedshalloccuraspartofthedesignphaseandmapped/identifiedbyaqualifiedplantecologistorbiologistandintegratedintothefinaldesignandprojectimplementationconsistentwithCUL1a5.

    MaturePlantsSurveyReportincludingmapofmatureplantspecies

    AestheticsandVisualResourcesProtectionandRevegetationPlan

    IdentificationandmappingofmatureplantspecieswascompletedinAugust2011.Thesurveymethodologyissummarizedinatechnicalmemorandumentitled"TopockGroundwaterRemediationProject,MaturePlantsSurveyMethodology(CH2MHILL2011b)andisincludedinAppendixA3ofthisBasisofDesignReport.Thematureplantmapisunderpreparationandwillbeusedtoguidetheremedydesignandtheplanningforconstruction.

    TheMaturePlantsSurveyReport(CH2MHILL2012b)wascompletedonJanuary17,2012,andisincludedinAppendixA4ofthe60%BODReport.Thereportcontainssurveysresultsandassociatedmaps,whichhavebeenusedtoguidethedesign.AnoverviewofthereportandthesurveyresultswerediscussedwithinterestedTribesonJanuary26,2012.Figure2.48inthe60%BODReportpresentsthematureplantsurveyinformationforKeyViews5and11.

    PG&EbiologistMelanieDayandCH2MHILLbiologistMarjorieEisertparticipatedinafieldreviewofplannedremedialfacilitieswiththedesignteamonApril2324,2012.AfieldreviewwasalsoconductedonJune20byPG&EbiologistVirginiaStrohl.Thepurposeofthesefieldreviewsalongwithinofficereviewswastoensurethefootprintsofplannedfacilitiesincludingpotentialaccessroutesaredesignedtoavoiddisturbanceofsensitivehabitatstotheextentfeasible.

    AnaddendumtotheMaturePlantsSurveyReport(CH2MHILL2014j)wascompletedonMay19,2014andisincludedinAppendixA4ofthe90%BODReport.Theaddendumcontainssurveysresultsandassociatedmapsforthefreshwaterwellsites(HNWR1andSiteB)inArizonaaswellaspotentialsitesidentifiedforsoilstorageand/orconstructionstagingwestofMoabiRegionalPark.Figure2.48inthe90%BODReportpresentsthematureplantsurveyinformationforKeyViews5and11.TheAestheticsandVisualResourcesProtectionandRevegetationPlan(CH2MHILL2014l)isincludedasanappendixtotheConstruction/RemedialActionWorkPlan(CH2MHILL2014m).

    CH2MHILLbiologistSteveLongandE2biologistRussellHuddlestonparticipatedinafieldreviewofplannedremedialfacilitieswiththedesignteamonApril710,2014.AnadditionalfieldreviewofplannedremedialfacilitieswasconductedbyCH2MHILLbiologistMelissaFowlerandE2biologistRussellHuddlestononAugust68,2014.PG&EbiologistVirginiaStrohlalsoledtheofficereviewsofplannedfacilitiesandfootprints.

    Thepurposeofthefieldreviewalongwithinofficereviewswastoensurethefootprintsofplannedfacilities,includingaccessroutesandconstructionfootprints,aredesignedtoavoiddisturbanceofmatureplantspecimensandsensitivehabitatstotheextentfeasible.

    ThesurveymethodologytechmemowascompletedonOctober31,2011,andprovidedtoInterestedTribesonNovember8,2011.

    TheMaturePlantsSurveyReportwascompletedonJanuary17,2012.

    AnaddendumtotheMaturePlantsSurveyReportwascompletedonMay22,2014.

    TheAestheticsandVisualResourcesProtectionandRevegetationPlanwassubmittedwiththeConstruction/RemedialActionWorkPlanonSeptember8,2014.

    Aesthetics AES2c c)RevegetationofdisturbedareaswithintheriparianvegetationalongtheColoradoRivershalloccurconcurrentlywithconstructionoperations.Plansandspecificationsforrevegetationshallbedevelopedbyaqualifiedplantecologistorbiologistbeforeanyriparianvegetationisdisturbed.Therevegetationplanshallincludespecificationofmaintenanceandmonitoringrequirements,whichshallbeimplementedforaperiodof5yearsafterprojectconstructionorafterthevegetationhassuccessfullyestablished,asdeterminedbyaqualifiedplantecologistorbiologist.

    HabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitats

    Arevegetationplanfortheriparianvegetationalongtheriverwillbepreparedandsubmittedwiththefinaldesign.

    Arevegetationplanfortheriparianvegetationalongtheriverwillbepreparedandsubmittedwiththefinaldesign.

    AHabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitats(CH2MHILL2014o)isincludedinanappendixoftheConstruction/RemedialActionWorkPlan(CH2MHILL2014m).

    TheHabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitatswassubmittedwiththeConstruction/RemedialActionWorkPlanonSeptember8,2014.

    Aesthetics AES2d d)Plantmaterialshallbeconsistentwithsurroundingnativevegetation.

    HabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitats

    Thisrequirementwillbeincorporatedintotherevegetationplan,andtherefore,willbesatisfiedbyimplementationofAES1b/2c.

    Thisrequirementwillbeincorporatedintotherevegetationplan,andthereforewillbesatisfiedbyimplementationofAES1b/2c.

    ThisrequirementwasincorporatedintotheHabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitatsincludedasanappendixtotheConstruction/RemedialActionWorkPlan(CH2MHILL2014o),andthereforewassatisfiedbyimplementationofAES1b/2c.

    TheHabitatRestorationPlanforRiparianVegetationandOtherSensitiveHabitatswassubmittedwiththeConstruction/RemedialActionWorkPlanonSeptember8,2014.

  • OPERATION AND MAINTENANCE MANUAL PRE-FINAL (90%) DESIGN SUBMITTAL FOR T