PennsylvaniaDepartmentofEnvironmentalProtectionRachelCarsonStateOfficeBuildingP.O.Box2063Harrisburg,PA17105-2063January8,2010717-787-2814Mr.ShawnM.GarvinRegionalAdministratorU.S.EnvironmentalProtectionAgency,RegionIII1650ArchStreetPhiladelphia,PA19103-2029oc0FREGJONALA’L,A.,.,,...DearMr.Garvin:PursuanttoSection181(a)(5)oftheCleanAirAct(CAA),whichprovidesforanextensionofattainmentdatesundercertainconditions,IamrequestingthattheU.S.EnvironmentalProtectionAgency(EPA)extendbyoneyeartheJune15,2010,attainmentdateforthePhiladelphia-Wilmington-AtlanticCity(PA-DE-NJ-MD)eight-hourozonenonattainmentarea(PhiladelphiaArea).Thisareaisclassifiedasa“moderate”nonattainmentareaforthe1997eight-hourozoneNationalAmbientAirQualityStandard(NAAQS).UnderSection181(a)(5)oftheCAA,EPAmaygrantuptotwoone-yearextensionsofattainmentdates.TherequesttoextendtheattainmentdateforthePhiladelphiaAreaforthe1997eight-hourozoneNAAQStoJune15,2011,ispartiallybasedon2009ozoneseasonmonitoringdata.Bythisletter,Iamcertifyingthat:1)TheCommonwealthofPennsylvaniahascompliedwithallrequirementsandcommitmentspertainingtotheareaintheapplicableozoneimplementationplan;and2)ThePhiladelphia-Wilmington-AtlanticCity(PA-DE-NJ-MD)nonattainmentarea’s4highestdailyeight-hourmonitoredvalueduringthe2009ozoneseasonis0.084ppmorless.SeeenclosedlettercertifyingthatPennsylvania’sozoneairqualitydataintheEPAAirQualitySystemiscomplete,quality-assuredambientairqualitymonitoringdataforthe2009ozoneseason.[RECEIVRECEIVEDJAN212010(JAN212010DiviuICui00)3AP30SecretaryAnEqualOpportunityEmployerwww.dep.state.pa.usPrintedonRecycledPaperMr.ShawnM.Garvin2January8,2010Thankyouinadvanceforyourexpeditedreviewoftherequestedone-yearextensionoftheeight-hourozoneNAAQSattainmentdateforthePhiladelphiaArea.Shouldyouhaveanyquestionsorneedadditionalinformation,pleasecontactJoyceE.Epps,Director,BureauofAirQuality,bye-mailatjeepps@state.pa.usorbytelephoneat717-787-9702.Sincerely,\NSJohnHangerSecretaryEnclosure

# Pennsylvania

Department

of Environmental

ProtectionRachelCarsonStateOfficeBuildingP.O.Box8468Harrisburg,PA17105-8468December10,2009OfficeoftheSecretary717-787-2814Mr.ShawnM.GarvinRegionalAdministratorU.S.EnvironmentalProtectionAgency,RegionIII1650ArchStreet(MailCode:3RAOO)Philadelphia,PA19103-2029DearMr.Garvin:Inaccordancewith40CFRPart58,IherebycertifythatthePennsylvania2009ozoneambientconcentrationdataandthequalityassurancedataarecompletelysubmittedtotheU.S.EnvironmentalProtectionAgency’s(EPA)AirQualitySystemdatabase,andtheambientdataareaccurate,tothebestofmylcnowledge,takingintoconsiderationthequalityassurancefindings.Ifurthercertifythatthedatacollectionproceduresconformtotheapplicablequalityassurance,airmonitoringmethodology,probesitingcriteriaandreportingrequirementsspecifiedin40CFRPart58,AppendicesA,CandE.CopiesoftheAMP255andAMP450Reportsareenclosedforyourreference.Theearlycertificationofthe2009ozoneseasondataisnecessarytosupportarequestforaone-yearextensionoftheJune2010attainmentdateforthePhiladelphia-Wilmington-AtlanticCity(PA-DE-NJ-MD)eight-hourozonenonattainmentarea.Thisareaisclassifiedasa“moderate”nonattainmentareafortheeight-hourozoneNationalAmbientAirQualityStandard(0.08partspermillion)promulgatedin1997.Inaccordancewith40CFRPart58.15,the“annualcertificationletter”forothercriteriaandnon-criteriapollutantswillbesubmittedtotheEPAbyMay1,2010.Shouldyouhaveanyquestionsorneedadditionalinformation,pleasecontactJoyceB.Epps,Director,BureauofAirQuality,bye-mailatjeepps@state.pa.usorbytelephoneat717-787-9702.Sincerely, 

# ew-.JohnHangerSecretaryEnclosureAnE-ua1OpportunityEmployerwww.dep.state.pa.usPrintedonRecycledPaperDecember14,2009 CITY

OF PHILADELPHIADEPARTMENTOFPUBLICHEALTHDonaldF.Schwarz,MD,MPHDeputyMayorforHealth&OpportunityHealthCommissionerNanFeyler,JD,MPHChiefofStaffAirManagementServicesThomasHuynhDirector321UniversityAvenue,2ndFloorPhiladelphia,PA19104Telephone(215)685-7584Fax(215)685-9451WalterWilkie,BranchChiefU.S.EnvironmentalProtectionAgencyRegionIIIAirProtectionDivision(3AP22)1650ArchStreetPhiladelphia,PA19103Re:Certificationof2009OzonedataDearMr.Wilkie:AfterexaminingsummaryreportsAMP45OandAMP255,Iherebycertifythataccordingto40CodeofFederalRegulations(CFR)Chapter1,Part58,thePhiladelphia,Pennsylvania,2009ambientconcentrationdataandprecisionsummarystatisticsforOzonearecompletelysubmittedthroughSeptember2009totheAirQualitySystem(AQS),andtheambientdataareaccuratetothebestofmyknowledgetakingintoconsiderationthequalityassurancefindings.Datafromallcombinationsofsite,monitor,andPOCintheattachedAMP45OQuickLookSummaryReportarebeingcertified.Thisletterandthesereportsarealsobeingsenttoyoubye-mail.cc:PaulineDeVose,EPARegionIIIDavidLutz,DataCertificationContact,USEPA(D304-06)EdwardBraun,RegulatoryServicesManager,AirManagementServicesHenryKim,Chief,ProgramServices,AirManagementServicesJeffreyMiller,Chief,PADEPDivisionofAirQualityMonitoringArleenShulman,PADEPDivisionofAirResourceManagementDirectorAirManagementServicesEnclosure