污水零排放技术FET-WWTO-AM

FETINDUSTRIALWATEWATEROPERATORTRAININGMETALFINISHING/METALMOLDINGANDCASTINGSESSION1–OCTOBER4,2006RobertPeschel,P.E.[phone](Sigma)[e-mail]1IntroductionofCourse/ParticipantsCourseOutlineText:TreatmentofMetalWastestreamsNeedforTreatment(Chapter1)RegulatoryOverviewOpportunitiesSourcesofWastewater(Chapter2)MaterialSafetyDataSheets[MSDS](Chapter3)EmployeeRight-To-Know(Chapter4)ArithmeticProblems(AppendixIII)MethodsofTreatment(Chapter5)BatchandContinuousProcesses(5.0)Neutralization(5.1)CommonMetalsRemoval(5.2)ComplexMetalsRemoval(5.3)ReductionHexChrome(5.4)CyanideDestruction(5.5)COURSEOUTLINEOCTOBER4Introduction/OverviewRobertPeschelRegulatoryOverviewBasicMathBasicsofTreatmentHexavalentChromeReductionCyanideDestructionMetalsRemovalExampleCalculations/ProblemsOCTOBER11OilyWasteRemovalScottHartayControlofSolvents/ToxicOrganicsSludgeTreatment&DisposalSamplingFlowMeasurementsSteveGalewskiLaboratorySupportExampleCalculations/ProblemsOCTOBER18Operation&MaintenanceTBDEquipment&InstrumentationExampleCalculations/ProblemsRecoveryTechnologiesKennethKaszubowskiOCTOBER25TourofPretreatmentSystemCourseReviewRickFulkNEEDFORTREATMENT•REGULATORYOVERVIEW–CleanWaterAct•ObjectiveandGoals•Policies•Structure•ImportantSections–NPDES–Pretreatment–StormwaterOBJECTIVEOFCWA•Torestoreandmaintainthechemical,physical,andbiologicalintegrityofthenation’swatersGOALSOFCWA•Achievefishableandswimmablewaterby1983(interim)•Eliminatethedischargeofpollutantsintonavigablewatersby1985NATIONALPOLICIESOFCWAProhibitdischargeoftoxicsintoxicamountsProvidefederalassistancetoconstructPOTWsDevelopandimplementarea-widewastetreatmentmanagementplantsineachstate(208plans)ConductR&DnecessarytodevelopzerodischargetechnologyDevelopprogramstocontrolnon-pointsourcesofpollutionEncouragetheminimizationofpaperworkandinteragencydecisionsSTRUCTUREOFACTTitle1ResearchandRelatedProgramsTitle2GrantsforPOTWConstructionTitle3StandardsandEnforcementTitle4PermitsandLicensesTitle5GeneralProvisionsTitle6StateRevolvingFundsTITLE1RESEARCHANDRELATEDPROGRAMSObjective,goals,andpoliciesCoordinationbetweenstateandfederalagenciesDevelopresearchprojectsDevelopdemonstrationprojectsDevelopoperatortrainingprogramsDevelopspecificprograms(GLNPO)TITLE2CONSTRUCTIONGRANTSFederalgrantprogramAuthorizesfundingDefineseligibleprojectsSetsparticipationrequirementsEstablishesplanningprograms(208)EstablishesallotmentformulaTITLE3STANDARDSANDENFORCEMENT•Standardsandstandardsettingprocedures•Pollutants(priority)•Deadlines•Variances&waivers•Waterqualitycriteria•Inventoriesofwaterquality•Monitoring&recordkeeping•Enforcementprograms•SpillsofhazardoussubstancesTITLE4PERMITSANDLICENSESNPDESpermitsystemDischargercertification/publiccommentDelegationtostatesAnti-backslidingStormwaterdischargesOceandischargesDredge&filloperationsSludgedisposal/managementTITLE5GENERALPROVISISONS•GrantsauthoritytoEPAtocarryoutlaw•Provideskeydefinitions•Createsadvisoryboards•Citizenssuitprovision•Employeeprotectionforreportingviolations•Supplyofgoods&servicestofederalgovernment•Periodicneedssurveys•AmericanIndiantribestreatedlikestates•StateauthorityforNPDES/PretreatmentProgramsEFFLUENTLIMITATIONSSourcecategorybasisIndustrialcategoriesTechnologybasedlimitsConventionalandtoxicpollutantsLocallimitsEFFLUENTLIMITATIONSDirectdischarges–NPDESIndirectdischarges–toPOTWExistingsources(3years)Newsources(90days)BPT,BCT,BAT,BADCTConcentrationvs.massSTANDARDSBPT-BestPracticableControlTechnology.Currentlyavailable.Subjecttocost-benefitanalysis.(middlegroundbetweenBCTandBAT)BCT-BestConventionalControlTechnologySubjecttocosteffectivenessstandard.Mustbemetwithinthreeyearsofeffectiveguidelinesor3/89.BAT-BestAvailableTechnologyEconomicallyAchievable.Deemedachievableunlessplantclosurewouldresult.Mustbeinstalledwithinthreeyearsofguidelineor3/89.BADCT-fornewsources(NSPS).BestAvailableDemonstrableControlTechnologyNSPS-NewSourcePerformanceStandardsPSNS-PretreatmentStandardsforNewSourcesPSES-PretreatmentStandardsforExistingSourcesPOLLUTANTSConventionalBOD,TSS,pHNon-conventionalAmmoniaToxicsPrioritypollutants(65)MetalsOrganicspesticidesNPDESPERMITSRequiredforanydischargeof“Pollutant”fromany“PointSource”intoany“WatersoftheU.S.”KeytoenforcingCWAlimitsandstandardsDelegationtoStates(e.g.WPDES)AllowsforpublicinvolvementinpermittingprocessCanbemodifiedforreasonAnti-backslidingprovisionsPRETREATMENTREGULATIONSOBJECTIVESPreventpass-throughoftoxicstoreceivingwaterPreventinterferencewithPOTWoperationsPreventcontaminationofsludgesProtecthealthandsafetyofworkersPRETREATMENTPROGRAMFRAMEWORK•EPAhasprimeresponsibility•Delegationstostateswithapprovedprograms•POTWs5MGDmustestablishformalprogramandhavefirsttimeresponsibility–MMSDChapter11•POTWsMGDhavestateorEPAinvolvementPRETREATMENTSTANDARDS•Generalprohibitivestandards–Fireorexplosionhazard–Corrosive,pH5–Flowobstruction–Slugloads–Heat–Toxicgassesorvapors•Categoricalstandards•LocalPOTWlimits•Combinedwastestreamformula[409CFR403.6(e)]•Moststringentsta