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【英文标准名称】:StandardGuideforOptimizationofGroundWaterMonitoringConstituentsforDetectionMonitoringProgramsforRCRAWasteDisposalFacilities
【原文标准名称】:RCRC垃圾清除器械、探测监测计划用的地下水监测要素的最优化指南
【标准号】:ASTMD7045-2004(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D18.21
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:Groundwater;Ground-watermonitoring/sampling;Wastemanagmentactivities
【摘要】:Theprincipaluseofthisstandardisintheidentificationofeffectivegroundwatermonitoringconstituentsforadetection-monitoringprogram.Thesignificanceoftheguideistominimizethefalsepositiverateforthefacilitybyonlymonitoringthoseconstituentsthatareintrinsictothewastemassandeliminatethoseconstituentsthatarepresentinbackgroundinconcentrationsthatconfoundevaluationfromdowngradientwells.Federal,stateandlocalregulationsrequirelargegenericlistsofconstituentstobemonitoredinanefforttodetectareleasefromaWMU.However,identificationandselectionofparametersbasedonsite-specificphysicalandchemicalconditionsareinmanycasesalsoacceptabletoregulatoryagenciesandresultinamoreeffectiveandenvironmentallyprotectivegroundwatermonitoringsystem.NaturallyoccurringsoilandgroundwaterconstituentswithinandnearaWMUareashouldbedeterminedpriortothedevelopmentofamonitoringprogram.Thisisimportantintheselectionofsite-specificconstituentslistsandavoidingdifficultieswitharegulatoryauthorityregardingsourcesofmonitoredconstituents.Site-specificlistsofconstituentsrelativetotheWMUwillprovidefortheregulatorthoseconstituentswhichwilleffectivelymeasuretheperformanceofaWMUratherthantheuseofagenericlistthatcouldincludenaturallyoccurringconstituentsaswellasthosenotpresentintheWMU.Site-specificconstituentlistsoftenresultinfewermonitoredconstituents(thatis,monitoringprogramsareoptimized).Thisprocessiscriticaltotheoverallsuccessofthemonitoringprogramforthefollowingreasons:Thereductionofthemonitoringconstituentstoonlythosefoundorexpectedtobefoundorderivedfromsite-specificsourcematerialwillreducethenumberoffalse-positiveresultssinceonlythoseparametersthatcouldindicateareleasearemonitored.Theuseofconstituentsthatcontrastsignificantlytobackgroundgroundwatereliminatesthosethatcouldleadtoerroneousresultsmerelyduetotemporalandspatialvariabilityofcomponentsfoundinthenaturalgeochemistryoftheupper-mostwater-bearingzone.Wherestatisticsarerequired,fewerstatisticalcomparisonsthroughwellandconstituentoptimizationenhancesthestatisticalpower(oreffectiveness)ofthemonitoringprogram(Gibbons,1994;USEPA,July1992).Eliminatingthecostofunnecessarylaboratoryanalysesproducesamoreefficientandcost-effectivemonitoringprogramandminimizestheeffortrequiredbyboththelocalenforcementagencyandtheowner/operatortorespond(eitherwithcorrespondenceoradditionalfield/laboratoryefforts)toerroneousdetectiondecisions.ThistypeofapproachisacceptabletoregulatoryagenciesaridapplicableundermostgroundwatermonitoringprogramsunderRCRAregulations.Forexample,indeterminingthealternateconstituentlistatSolidWasteFacilities,40CFR258.54(a)(l)allowsfordeletionof40CFR258AppendixIconstituentsifitcanbeshownthattheremovedconstituentsarenotreasonablyexpectedtobeinorderivedfromthewastecontainedintheunit.40CFR258(a)(2)allowsapprovedStatestoestablishanalternatelistofinorganicparametersinlieuofallorsomeoftheheavymetals(constituents1-14inAppendixItoPart258),ifthealternativeconstituentsprovideareliableindicationofinorganicreleasesfromtheunittogroundwater.Theframeworkforthisstandardisgenerallybasedontheguidelinesestablishedunder40CFR258.54(a)(l)tooptimizeagroundwater-monitoringnetworkinsuchamannerastostillprovideanearlywarningsystemofareleasefromtheWMU.Thisguidancedocumentis,however,applicableforallWMU,notjustthoseassociatedwithsolidwastedisposalfacilities.Indeterminingthealternativeconstituents,considerationmustbemadef......
【中国标准分类号】:Q86
【国际标准分类号】:13_060_10
【页数】:10P.;A4
【正文语种】:英语