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T j$  *XXؑ*    4    __ؑ0 ` _UT_Assume_Ԁthat10percentneedtobedonetwice.  j$  *XXؑ*    5    _0 ` _ؑUT_Eachfacilitydoingstacksamplingwillberequiredtoacquireandanalyzeoneadditionalcompositesampleforeachrunofthestacktestingperiod.  j$  *XXؑ*    6    _0 ` UTؑAssumethreemercuryanalysesperweek.TABLE A  j$  *XXؑ*    7    _0 ` _ؑUT_TechnicalfromBureauofLaborStatistics,March1998EmploymentCostTrends,Table16,Specialindustries(publicutilities);4 #O  5  http://stats.bls.gov/news.release.ecec.t16.htm;6Oj  7 ,Ԁwageand  salariesvaluemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate.wYWM << deUU(n$ (  1  ) http://stats.bls.gov/news.release.ecec.t16.htm;  j$  *XXؑ*    8    _0 ` UTؑUTUTManagementandclericalfromBureauofLaborStatistics,March1998EmploymentCostTrends,Table11,Civilianworkersbyoccupationalandindustrygroup;  4 ` O  5  http://stats.bls.gov/news.release/ecec.t02.htm;6Oj  7 Ԁwageandsalariesvaluemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate.http://stats.bls.gov/news.release/ecec.t02.htm;  j$  *XXؑ*    8    _0 ` _ؑUT_Eachfacilitydoingstacksamplingwillberequiredtoacquireandanalyzeoneadditionalsampleforeachrunofthestacktestingperiod.  j$  *XXؑ*    9    _0 ` __ؑUT_Coal_Ԁanalysesassumedcontractedataflatrateof$100persampleformercuryandchlorine;correspondinghourshavebeenestimated.  j$  *XXؑ*    10    __ؑ0 ` _UT_Emission_Ԁtestingassumedcontractedataflatrateof$40,000persamplingevent(threesamplerunsperevent);correspondinghourshavebeenestimated.TABLE A  j$  *XXؑ*    11    __ؑ0 ` UT_Managementhoursareassumedtobe5percentoftechnicalhours;clericalhoursareassumedtobe10percentoftechnicalhours. 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V j$  *XXؑ*    14    __ؑ0 ` UT_10percentofrespondentsareassumedtoclaiminformationtobeconfidential.TABLE A  j$  *XXؑ*    15    _0 ` UTؑTechnicalassumedatGS12,Step5;ManagementassumedatGS15,Step5;ClericalassumedatGS7,Step5;valueshavebeenadjustedbyafactorof1.6toaccountforoverhead  expenses(loadedrate).  j$  *XXؑ*    16    _0 ` UTؑIncludes$1,000perauditforotherdirectcosts.TABLE A  j$  *XXؑ*    17    __ؑ0 ` UT_Managementhoursareassumedtobe5percentoftechnicalhours;clericalhoursareassumedtobe10percentoftechnicalhours.TABLE A  j$  *XXؑ*    18    _0 ` _ؑUT_FromBureauofLaborStatistics,March1998EmploymentCostTrends,Table16,SpecialIndustries(publicutilities);http://stats.bls.gov/news.release.ecce.t16.htm;wageandsalaries  valuemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate.#UTUT#UTUT 9 j$  *XXؑ*    19    _0 ` _ؑUT_FromBureauofLaborStatistics,March1998EmploymentCostTrends,Table11,Civilianworkersbyoccupationalandindustrygroup;4 @%O  5  http://stats.bls.gov/news.release/ecec.t11.htm;6Oj  7 t.  wageandsalariesvaluemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate.#UTUT#UTUThttp://stats.bls.gov/news.release/ecec.t11.htm;  j$  *XXؑ*    20    _0 ` UTؑUTUTFromBureauofLaborStatistics,March1998EmploymentCostTrends,Table11,Civilianworkersbyoccupationalandindustrygroup;http://stats.bls.gov/news.release/ecec.t11.htm#UTUT#UTUT#UTUT#UTUT;  wageandsalariesvaluemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate.#UTUTH#UTUT#UTUT##UTUT  j$  *XXؑ*    21    __ؑ0 ` UT_Coalanalysesareassumedtobecontractedataflatrateof$100persampleformercuryandchlorine;correspondinghourshavebeenestimated.TABLE A  j$  *XXؑ*    22    __ؑ0 ` UT_Managementhoursareassumedtobe5percentoftechnicalhours;clericalhoursareassumedtobe10percentoftechnicalhours. U j$  *XXؑ*    23    __ؑ0 ` _UT_Assume_Ԁthat10percentneedtobedonetwice.TABLE A  j$  *XXؑ*    24    _0 ` UTؑUTUTFromBureauofLaborStatistics,March1998EmploymentCostTrends,Table16,SpecialIndustries(publicutilities);4  !O  5  http://stats.bls.gov/news.release.ecce.t16.htm#UTUT#UTUT#UTUT#UTUT;6}Oj  7 *Ԁwageandsalaries  valuemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate#UTUT\#UTUT#UTUT#UTUT.http://stats.bls.gov/news.release.ecce.t16.htm; 9 j$  *XXؑ*    25    _0 ` UTؑFromBureauofLaborStatistics,March1998EmploymentCostTrends,Table11,Civilianworkersbyoccupationalandindustrygroup;4  @%O  5  http://stats.bls.gov/news.release/ecec.t11.htm;6lOj  7 t.  UTUTwageandsalariesvaluemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate#UTUTU#UTUT.http://stats.bls.gov/news.release/ecec.t11.htm; 9 j$  *XXؑ*    26    _0 ` UTؑFromBureauofLaborStatistics,March1998EmploymentCostTrends,Table11,Civilianworkersbyoccupationalandindustrygroup;4 @%O  5  http://stats.bls.gov/news.release/ecec.t11.htm;6lOj  7 t.  UTUTwageandsalariesvaluemultipliedbyaveragefringerate(1.40)andassumedoverheadandprofitrate(1.67)toobtainloadedrate#UTUTU#UTUT.http://stats.bls.gov/news.release/ecec.t11.htm;  j$  *XXؑ*    27    _ؑ0 ` UT_Coalanalysesareassumedtobecontractedataflatrateof$100persampleformercuryandchlorine;correspondinghourshavebeenestimated.  j$  *XXؑ*    28    _ؑ0 ` UT_Emissiontestingisassumedtobecontractedataflatrateof$40,000persamplingevent(threesamplerunsperevent);correspondinghourshavebeenestimated. r!  TRX3' StandardX3' Letter3' Letter3'T  8HXXdd8   _  8eXXdXXd8XeXXX@ STANDARDFORM83ISUPPORTINGSTATEMENT@ FOROMBREVIEWOFICRNo.____________:@ INFORMATIONCOLLECTIONREQUESTFOR@T T ELECTRICUTILITYSTEAMGENERATINGUNIT@MERCURYEMISSIONSINFORMATIONCOLLECTIONEFFORT@||EmissionStandardsDivision@ U.S.EnvironmentalProtectionAgency@ ResearchTrianglePark,NorthCarolina27711_   `     h      p   _@"November_136,_Ԁ1998  '#& @\\PARTAOFTHESUPPORTINGSTATEMENTFOROMBFORM83I@T T ELECTRICUTILITYSTEAMGENERATINGUNIT@MERCURYEMISSIONSINFORMATIONCOLLECTIONEFFORT@ INFORMATIONCOLLECTIONREQUEST 1.  IdentificationoftheInformationCollection  8  (a)  TitleoftheInformationCollection     ElectricUtilitySteamGeneratingUnitMercuryEmissionsInformationCollectionEffort.TheEnvironmentalProtectionAgency(EPA)trackingnumberforthisinformationcollectionrequest(ICR)isEPAICRNo.1858.01.ThisisanewICR.(b)  ShortCharacterization "r    ThisinformationcollectionisbeingconductedbyEPAsOfficeofAirandRadiation(OAR)toassisttheAdministratorofEPAindetermining,asrequiredbysection112(n)(1)(A)oftheCleanAirAct,asamended(theAct),whetheritisappropriateandnecessarytoregulateemissionsofhazardousairpollutants(HAPs)byelectricutilitysteamgeneratingunitsundersection112.IntheeventthattheAdministratordeterminesthatregulationofsuchunitsundersection112isappropriateandnecessary,theinformationbeingcollectedmightalsobeusedindevelopinganapplicableemissionstandard.Theinformationwouldalsobemadeavailabletothepublic.  Therewillbethreecomponentstotheinformationcollection.Informationnecessarytoidentifyallcoalfiredunitsispubliclyavailableforfacilitiesownedandoperatedbypubliclyownedutilitycompanies,Federalpoweragencies,ruralelectriccooperatives,andinvestorownedutilitygeneratingcompanies.However,similarinformationisnotpubliclyavailablefornonutilitygeneratorsqualifyingunderthePublicUtilityRegulatoryPoliciesAct(PURPA).Suchunitsinclude,butmaynotbelimitedto,independentpowerproducers(IPPs),qualifyingfacilities,andcogenerators.Toobtaintheinformationnecessarytoidentifyallcoalfiredelectricutilitysteamgeneratingunitsinthissectorforthesametimeperiod,andtoconfirminformationfromtheothersector,forboththecoalsamplingandanalysis(secondcomponent)andforselectionofunitsforspeciatedstacksampling(thirdcomponent),theAgencywillinthefirstcomponentoftheinformationcollectionsolicitfromallcoalfiredelectricutilitysteamgeneratingunits,under h+&6 _authorityofsection114oftheAct,informationrelatingtothetypeofcoalused,themethodoffiringthecoal,themethodofsulfurdioxide(SO2)control,andthemethodofparticulatematter b (i.e.,electrostaticprecipitator[ESP])control.  Thesecondcomponentconsistsofacquiringaccurateinformationontheamountofmercurycontainedintheasfiredcoalusedbyeachelectricutilitysteamgeneratingunit(asdefinedinsection112(a)(8)oftheAct,butgenerallythosewithacapacitygreaterthan25megawattselectric[MWe]),aswellasaccurateinformationonthetotalamountofcoalburnedbyeachsuchunit.Theinformationwillbeobtainedbyrequiring,throughtheissuanceofaletterpursuanttotheauthorityofsection114oftheAct,theowner/operatorofeachsuchunittoprovidetheresultsofanalysesperformed,inaccordancewithademonstrablyacceptableprotocol,todeterminethemercurycontentofthecoaltobefiredinthatunitandtosubmittheresultsofthoseanalysestoEPAsOAR,OfficeofAirQualityPlanningandStandards,EmissionStandardsDivision(ESD).Theletterwillalsorequireeachowner/operatortosubmitdataonthetotalamountofcoalreceived.Thisapproachisbasedonavailableknowledgethatsuchdataareavailablefromtheinformationusedtoverifycompliancewiththecoaldeliverycontract;thatsamplestakentoensurethiscompliancearetakenbythesupplierafteranycoalcleaningorbytheelectricutilitysteamgeneratingunitatpointofreceipt;andthatnofurthercleaningofthecoalisundertakenpriortothecoalbeingfiredtotheboiler.Thus, asshippedor asreceivedcoalsareequivalentto asfiredcoalsandmercuryanalysesfromsuchsampleswouldberepresentativeofthemercuryenteringtheboiler.  Thethirdcomponentconsistsofrequiring,againthroughtheissuanceofaletterpursuanttotheauthorityofsection114oftheAct,theowners/operatorsofalimitednumberofcoalfiredelectricutilitysteamgeneratingunitsselectedatrandomfrom45categoriestoconduct,sometimeduringa1yearperiod,inaccordancewithanEPAapprovedprotocol,simultaneousbeforeandaftercontroldevicestacktesting.Thetestingistoconsistofthreerunsateachsamplinglocation,andistobeinaccordancewithaspecifiedmercuryspeciationmethod.Theowner/operatorofeachselectedelectricutilitysteamgeneratingunitwillalsoberequiredtocollectandanalyze,in accordancewithanacceptableprocedure,threecoalsamplesfromthecoalfedtothepulverizer *V%6 duringeachstacktest.TheresultsofthestacktestsandthecoalanalyseswillagainberequiredtobesubmittedtotheESD.   TheEPAestimatesthecost,annualizedoverthenominal1yearperiodbeingapprovedfortheICR,oftheinformationverificationcomponentoftheinformationcollectiontobe$58,310;thecostofthemercurycontentandcoalusedatacomponenttobe$13,411,332;andthecostofthestacktestingandcoalsamplingcomponenttobe$3,337,154,foratotalcostof$16,806,796.  Theowner/operatorofeachcoalfiredelectricutilitysteamgeneratingunitrequiredtoreporttheresultsofanalysesofcoalsampleswillberequiredtokeeprecords:i)documentingthateachcoalsampleanalyzedwasasampletakenforcontractverificationpurposes;ii)establishingproperchainofcustodyforeachcoalsample;iii)describingthequalityassurance/qualitycontrol(QA/QC)proceduresfollowedinpreparingeachcoalsampleforanalysisandperformingtherequiredanalysis;iv)settingforththeresultsoftheanalysisperformedoneachcoalsample;and,v)documentingthevolumeofcoalreceivedthatisrepresentedbyeachsample.  Theowner/operatorofeachcoalfiredelectricutilitysteamgeneratingunitrequiredtoconductstacktestingandconcurrentcoalsamplingandanalysiswillberequiredtokeeprecords:i)documentingthatcoalsamplestakenduringeachstacktestrunwereobtainedinaccordancewithanapprovedsamplingprotocol;ii)establishingproperchainofcustodyforeachcoalsample;iii)describingtheQA/OCproceduresfollowedinpreparingeachcoalsampleforanalysisandperformingtherequiredanalysis;iv)settingforththeresultsoftheanalysesperformedoneachcoalsample;v)documentingthateachstacktestwasconductedinaccordancewithanapprovedtestingprotocol;and,vi)settingforththeresultsofeachstacktest.  Allrecordsrequiredundertheproposedinformationcollectionmustberetainedfor3years. & & 2.  NeedforandUseoftheCollection  %0!0 (a)  Need/AuthorityfortheCollection B'"2   Section112(n)(1)(A)oftheActrequirestheEPAtoperformastudyofthehazardsto'&%"publichealthreasonablyanticipatedtooccurasaresultofemissionsbyelectricutilitysteamgeneratingunitsofHAPsafterimpositionoftherequirementsoftheActandtoprepareaReport h+&8 toCongresscontainingtheresultsofthestudy.TheAgencyistoproceedwithrulemakingactivitiesundersection112tocontrolHAPemissionsfromelectricutilitysteamgeneratingunitsifEPAfindssuchregulationisappropriateandnecessaryafterconsideringtheresultsofthestudy.ThestudyhasbeencompletedandtheFinalReporttoCongresswasissuedonFebruary24,1998.  IntheFinalReporttoCongress,theEPAstatedthatmercuryistheHAPofgreatestpotentialconcernforcoalfiredelectricutilitysteamgeneratingunitsandthatadditionalresearchandmonitoringaremerited.TheEPAalsolistedanumberofresearchneedsrelatedtosuchmercuryemissions.Theseincludeobtainingadditionaldataonmercuryemissions(e.g.,howmuchisemittedfromeachunit;howmuchisdivalentvs.elementalmercury;andhowdofactorssuchascontroldevice,fueltype,andplantconfigurationaffectemissionsandspeciation).  Asindicatedabove,inadditiontorequiringtheAdministratortoperformastudyofthehazardstopublichealthreasonablyanticipatedtooccurasaresultofHAPemissionsbyelectricutilitysteamgeneratingunitsafterimpositionoftherequirementsoftheActandtoreporttheresultsofthatstudytoCongress,section112(n)(1)(A)furtherrequirestheAdministratortoregulateelectricutilitysteamgeneratingunitsundersection112oftheActiftheAdministratorfindsthatsuchregulationisappropriateandnecessaryafter consideringtheresultsofthestudy.TheAdministratorinterpretsthequotedlanguageasindicatingthattheresultsofthestudyaretoplayaprinciple,butnotexclusive,roleininformingtheAdministratorsdecisionastowhetheritisappropriateandnecessarytoregulateelectricutilitysteamgeneratingunitsundersection112.TheAdministratorbelievesthatinadditiontoconsideringtheresultsofthestudy,shemayconsideranyotheravailableinformationinmakingherdecision.TheAdministratoralsobelievesthatsheisauthorizedtocollectandevaluateanyadditionalinformationwhichmaybenecessarytomakeaninformeddecision.  AftercarefullyconsideringtheFinalReporttoCongress,theAdministratorhasconcludedthatobtainingadditionalinformationwhichmaybehelpfultoinformthisdecision,aswellaspossiblesubsequentdecisions,isappropriate.IntheFinalReporttoCongresstheEPAstatedthatatthistime,theavailableinformation,onbalance,indicatesthatelectricutilitysteamgeneratingunitmercuryemissionsareofsufficientpotentialconcernforpublichealthtomerit h+&8 furtherresearchandmonitoring.TheEPAacknowledgedthattherearesubstantialuncertaintiesthatmakeitdifficulttoassesselectricutilitysteamgeneratingunitmercuryemissionsandcontrols,andthatfurtherresearchand/orevaluationwouldbeneededtoreducethoseuncertainties.TheEPAbelievesthatamongthoseuncertaintiesare:i)theactualcumulativeamountofmercurybeingemittedbyallelectricutilitysteamgeneratingunits,individuallyandcollectively,onanannualbasis;ii)thespeciationofthemercurywhichisbeingemitted;andiii)theeffectivenessofvariouscontroltechnologiesinreducingthevolumeofeachformofmercurywhichisemitted(includinghowfactorssuchascontroldevice,fueltype,andplantconfigurationaffectemissionsandspeciation).  Toaddressthequestionofthecumulativeamountofmercuryactuallybeingemittedbyallelectricutilitysteamgeneratingunitsonanannualbasis,theEPAbelievesthatitisnecessarytorequiretheowners/operatorsofallsuchunitstoprovideinformationonthemercurycontentofthecoalreceivedforeachunit,aswellastheamountofcoalreceivedforeachunit.TheEPAcanthenapplyappropriatecorrectionfactorstothisdatatocalculatetheamountofmercuryemittedonanannualbasisbyeachunit.Thus,themercuryemissiondatacollectioneffortincludesarequirementforallcoalfiredelectricutilitysteamgeneratingunitsasdefinedinsection112(a)(8)oftheActtoprovideanalysesofthemercurycontentofthecoalwhichtheyreceiveandreporttheresultsofthatanalysistogetherwiththevolumeofcoalreceived.Section112(a)(8)oftheActdefineselectricutilitysteamgeneratingunitasfollows:0  Theterm electricutilitysteamgeneratingunitmeansanyfossilfuelfiredcombustionunitofmorethan25megawattsthatservesageneratorthatproduceselectricityforsale.Aunitthatcogeneratessteamandelectricityandsuppliesmorethanonethirdofitspotentialelectricoutputcapacityandmorethan25megawattselectricaloutputtoanyutilitypowerdistributionsystemforsaleshallbeconsideredanelectricutilitysteamgeneratingunit. (#(#   WhenpreparingtheFinalReporttoCongress,theAgencyhadavailablemercuryemissiondatafromanumberofutilityboilers.Thesedataincludedmeasurementsofthemercuryemittedduringvariousstagesoftheprocess(e.g.,exitingtheboiler,exitingthevariouscontroldevices).Researchconductedduringtheperiodbetweentheacquisitionofthesedataandthereleaseofthereporthashighlightedtheimportanceofthespecificvalencestate(i.e.,species)oftheemitted *B&5 mercuryontheabilityofaparticularcontroldevicetoremovemercuryfromtheexhaustgasstream.Duringthesametimeperiod,advanceshavebeenmadeinemissiontestingmethodologiesthatmoreaccuratelydifferentiateamongthevariousspeciesofmercurythatmaybeemittedfromanelectricutilitysteamgeneratingunit.Themercuryemissiondatagatheringeffort,therefore,includesprovisionsforacquiringadditionalspeciatedemissiondatasothatthecorrelationbetweenmercuryinthecoal,thespeciesofmercuryformed,andthemercuryremovalperformanceofvariouscontroldevicesmaybefurtherevaluated.  Theinformationwillbecollectedunderauthorityofsection114oftheAct.Section114(a)states,inpertinentpart:0  Forthepurpose...(iii)carryingoutanyprovisionofthisChapter...(1)theAdministratormayrequireanypersonwhoownsoroperatesanyemissionsource...to...(D)samplesuchemissions(inaccordancewithsuchproceduresormethods,atsuchlocations,atsuchintervals,duringsuchperiodsandinsuchmannerastheAdministratorshallprescribe);(E)keeprecordsoncontrolequipmentparameters,productionvariablesorotherindirectdatawhendirectmonitoringofemissionsisimpractical...(G)providesuchotherinformationastheAdministratormayreasonablyrequire... (#(# Section114issetforthinitsentiretyinAttachment1.(b)  Use/UsersoftheData 4   Thedatacollectedpursuanttothemercuryemissionscollectioneffort,alongwithotherinformation,willbeusedbytheAgencyinevaluatingwhetherregulationofelectricutilitysteamgeneratingunitsundersection112oftheActisappropriateandnecessary.Specifically,thedatawillrespondinparttotheresearchneednotedabove,providingtheAgencywithupdatedinformationontheamount,speciation,andcontrollabilityofmercuryemittedfromelectricutilitysteamgeneratingunits.Thedatawillbeaddedtotheexistingdatabaseandwillbeusedtofurtherevaluatetheemissionofmercurybyelectricutilitysteamgeneratingunits.ThedatawillassisttheAgencyandothersinevaluatingpotentialmercurycontroltechnologiesastheeffectivenessofcontroldependsontheamountandspeciesofmercuryemitted.ThemercuryemissionsdatafromeachplantandtheadditionalspeciationandcontroleffectivenessdatawillalsoallowtheAgencytoconductfurtheremissionmodeling,asappropriate,tobetterevaluatetheextentoflocalmercurydepositionversuslongrangetransport.IntheeventthattheAdministratordeterminesthatitisappropriateandnecessarytoregulateelectricutilitysteamgeneratingunit_HAP +.'6 emissionsundersection112,thedatamaybeusedinthedevelopmentofanapplicableemissionstandard(s). & & 3.0  Nonduplication,Consultations,andOtherCollectionCriteria t(#(# (a)0  Nonduplication&(#(#   TheEPArecognizesthatsomeoftheinformationrequestedinPartIofthemercury'&tEemissiondatagatheringeffort(e.g.,amountofcoalfiredperyear)mayalreadybeincludedinthesubmittalsbeingmadebyindividualpubliclyownedutilities,Federalpoweragencies,ruralelectriccooperatives,andinvestorownedutilitiespursuanttovariousrequirementsoftheDepartmentofEnergy/EnergyInformationAdministration(DOE/EIA)(e.g.,Form423,Form767).Electricutilitysteamgeneratingunitowners/operatorsfallinginthiscategoryaregiventheoptionofsubmittingalreadyavailableinformationifthatinformationsuitstheneedsof,andisofsufficientqualityfor,thisdatagatheringeffort.WhilenonutilitygeneratorsmayalsoreportthisinformationtotheEIA,itisnotmadepubliclyavailable.Otherinformationrequestedpursuanttothemercuryemissionsdatagatheringeffort(e.g.,mercuryandchlorinecontentofcoalreceived;speciationofmercuryemissions;effectivenessofvariouscontroldevicesatremovingmercury)isnotbelievedtobeavailablefromothersources.  Asnoneoftheinformationonnonutilitygeneratorsismadepubliclyavailable,theAgencyhasnoinformationontheseunits.Evenforpubliclyownedutilities,etc.,muchoftheinformationavailablefromtheEIAmaybeayearormoreoldbythetimeitismadepubliclyavailable.OneoftheissuesraisedontheFinalReporttoCongresswasthatthemostcurrentinformationabouttheindustryhadnotbeenutilizedbytheAgency.PartIwillassurethattheAgencyhasthemostcurrentinformationfrombothsectorsoftheutilityindustryandwillallowtheAgencytoperformitsanalysesonanequaltimebasis.  Otherorganizations(e.g.,EPRI,DOE,U.S.GeologicalSurvey)mayalsohaveprogramsunderwaythatcouldresultininformationsimilartothatbeingrequestedunderPartsIIandIIIofthisdatagatheringeffort.However,theAgencybelievesthatthecurrentinformationcollectioneffortisnotduplicativeoftheseprograms.Basedonindustrycomments,muchofthecoaldataindicatedasbeingavailableinlieuofthePartIIeffortdoesnotrepresent asshippedcoals(i.e.,itismineorseamdataasopposedtocleanedcoaldata).Thisismoreofthesametypeofdata h+&8 _thattheAgencyusedintheFinalReporttoCongress.Atthattime,significantcommentsweremadeinoppositiontotheuseof rawcoaldatawithanappliedcoalcleaningfactorratherthantheuseofcleanedcoaldata.Toprecludefuturequestionsastothevalidityofthedata,theAgencybelievesthatuseofcurrent,cleanedcoaldataisappropriateandnonduplicativeofexistingdata.Inaddition,useofthecleanedcoaldatainconjunctionwithnewerseamdatawillallowforbetterfutureprojectionsofmercuryemissionsevenascoalpurchasingpracticeschange.  WithregardtoemissiondatabeingavailableinlieuofthePartIIIeffort,availableinformationisthatthesedataonlyreflectemissiontestsatcoalfiredunitsequippedwithwetscrubbers;dryscrubbers,nonscrubbed,fluidizedbedcombustion(FBC),andcoalgasificationunitsarenotcovered.ItiscurrentlybelievedthattheinformationbeinggatheredbytheseorganizationsonwetscrubbedunitsisbeingcollectedinsuchamannerthatitwouldbeofsimilarqualityasthatthatwouldbecollectedbytheAgencyand,thus,willbeusedinlieuofanyadditionalAgencyeffortonthistypeofunit,ifonceevaluatedtheinformationisfoundtobecompleteandequivalent.Datagatheredonnonwetscrubbedunitsunderthisinformationcollectioneffortisnotbelievedtobeduplicative.  TheEPAexpectsthattheinformationrequestedaspartofthiseffortwillonlyberequiredforoneyear.TheAgencywillshortlyproposearegulationtolowertheEmergencyPlanningandCommunityRighttoKnowAct(EPCRA)section313activitythresholdsforreportingreleasesofcertaintoxicchemicals,includingmercuryandmercurycompounds,totheToxicReleaseInventory(TRI).TheEPAplanstobegincollectinginformationonmercuryemissionsfromelectricutilitysteamgeneratingunitsunderthenewthresholdintheyear2000.  UnderEPCRAsection313,facilitiesarenotrequiredtomonitortheiremissionstoreporttoTRI,butmayusereadilyavailabledata(includingmonitoringdata)collectedpursuanttootherprovisionsoflaw.ThisICRisauthorizedbysection114oftheCleanAirAct,whichallowsEPAtorequireelectricutilitysteamgeneratingunitownersandoperatorstoperformanalysesthattheymaynotcurrentlyperformand,therefore,thatwouldallowemissionsestimatesthatmaybemoreprecisethanthosethatwouldotherwisebeprovidedunderEPCRAsection313.FacilitiesthathaveemissionsinformationgatheredthroughactualemissionsmonitoringortestingwouldberequiredtousetheresultsofsuchmonitoringortestingincompilingtheirreportsunderEPCRA h+&8 section313.OtherfacilitieswouldberequiredtoapplytheresultsofthestacktestingperformedunderthisICR(i.e.,thepubliclyavailabledataandtheemissionsfactorsdevelopedfromthosedata)toestimatesofthemercurycontentofcoalwhenreportingmercuryreleasestotheTRI.  AfinaldecisionhasnotyetbeenmadeastothenewthresholdformercuryunderEPCRAsection313.If,afterprovidinganopportunityfornoticeandcomment,theEPAdecidesonathresholdformercurythatomitsasignificantportionofcoalfiredpowerplants,theEPAmayrequirethatinformationbesubmittedundersection114oftheCleanAirActforadditionalyears.Also,ifforanyreason,informationcollectiononmercuryemissionsunderthenewlowerthresholdformercuryisdelayedbeyondtheyear2000,theEPAmayrequirethecoalsampling,butnotthestacktestingbeyondoneyear.(b)0  PublicNoticeRequiredPriortoICRSubmissiontoOMB (#(#   ThisICRwassubmittedforpublicreviewasrequiredbythePaperworkReductionActof1995(PRA)andthesubsequentruleissuedbytheOfficeofManagementandBudget(OMB)onAugust29,1995(60FR44978).TheFederalRegisternoticerequiredunder5CFR1320.8(d),  solicitingcommentsonthiscollectionofinformation,waspublishedonApril9,1998(63FR17406)(seeAttachment2);over120commentswerereceived.AsummaryofcommentsreceivedandEPAsresponsestothosecommentsispresentedinAttachment3.(c)  Consultations 2"   Significantinputandinformationwasreceivedfromtheaffectedindustry,Stateandlocalgovernments,environmentalgroups,thepublic,andotherFederalagenciesduringdevelopmentoftheFinalReporttoCongress.ThecommentsreceivedwerereviewedandutilizedinthedevelopmentoftheFinalReporttoCongress.Thepubliccommentsarelocatedinthedocketforthestudy(DocketA-92-55).  ApublicmeetingwasheldonMay21,1998todiscusstheproposedmercuryemissiondatagatheringeffort.Atthepublicmeeting,theindustry,otherpotentiallyinterestedFederalagencies,theenvironmentalcommunity,andthegeneralpublicwereaffordedanopportunitytocommentontheproposedmercuryemissionsdatagatheringeffort.ThisopportunitywasinadditiontothatprovidedbytheFederalRegisternoticeconcerningtheavailabilityoftheICRfor *V%6 publicreviewand_comment. h+&8 (d)  EffectsofLessFrequentCollection    Asystematicsamplingapproachwillbeutilizedtocollectastatisticallyrepresentativefractionofthecoalreceivedbyeachfacilityoverthecourseofayear.Forthefirstcalendarquarterofdatagathering,eachfacilityshouldreportthetotalamountofcoalreceivedandthemercurycontentofthecoalalongwithanyotheranalyzedinformationforeverysixthshipment;however,eachfacilityisrequiredtotakeaminimumofthreeshipmentspermonthinordertomaintaingoodstatisticalpractices.Therearetwoexceptionswhere shipmentswillnotapplyinmaintainingthesethreeanalysispermonth.Ifafacilitysuchasaminemouthoperationdoesnotreceive shipmentsofcoal,arandomsamplefromthecoalsupplycanbetakenapproximatelyeverytendaysinordertomeettherequiredthreeanalysespermonth.Afacilitythatreceiveslessthan18shipmentsofcoalinanygivenmonthshouldreporttheanalyzedinformationfor3randomlyselectedshipmentsreceived,spacedapproximatelyequallyacrossthemonth.  Afterthefirstcalendarquarterofdatagathering,thefrequencyoftheanalyseswoulddependonthevariabilityofthemercurycontentfoundduringthepreviousquarter(i.e.,threemonths);thetotalamountofcoalreceivedwouldcontinuetobereported.DetailsregardingtheanalyticalfrequencyrequirementsforcoalareinPartBofthissupportingstatement.Sincetheamountofcoalburnedatanygivenfacilityislargelybasedonthesizeofthefacilityandthetotalmegawattoutput,collectionofdatarepresentativeofthecoalreceivedwillallowatruecorrelationtobedrawnonthemercurycontentofthecoalburned.Anylessfrequentcollectioncouldpotentiallystillbeanundueburdenonsmallerfacilitieswhileundersamplingthelargerfacilities.Anunrepresentativecollectionofdatafromlessfrequentcollectioncouldcauseanunnecessarydeterminationtoregulate.  TheEPAisrequiringutilitiestosubmitinformationthatwillallowittocalculatethequantityandspeciesofmercuryemissionsforeverypowerplantof25MWeorgreater.TheEPAisinterestedincollectinginformationbasedonauniversalsampleforanumberofreasons.Universaldatawillprovideadefinitiveinventoryofmercuryemissionsfromthissector.TheutilitieshavealwaysquestionedEPAsestimatesofmercuryemissionsfromthissectorincluding theestimateintheMercuryandUtilityReportstoCongress.Themercuryemissionsdatathatare *V%6 collectedinthisplantbyplantaccountingofmercuryemissionsusingdataprovidedbytheplantswillbethemostauthoritativeinventorytodate.   TheuniversalsamplewillallowtheAgencytoaccountforcoalvariability.Themercurycontentofcoalmaybehighlyvariablesuchthatshiftsinthecoalburnedatanyoneplantmaycausesignificantchangesinemissions.PlantbyplantinformationwillallowEPAtoexaminethateffect.TheEPRI,inits MercuryintheEnvironmentResearchUpdate(December1997),indicatedthatthemercurycontentofthefuelsburnedbyindividualfacilitiesneedstobebetterquantifiedacrossfuelsupplysources.  Becauseofthecoalpurchasingpracticesemployedbytheindustry,itwouldbeverydifficult,ifnotimpossible,todesignastatisticalsamplingapproachthatwouldprovideequivalentinformationtothatobtainedundertheproposedeffort(i.e.,everyplantprovidesanalyses).Individualcompanies(plants)maybuyunderlongtermcoalcontractswheretheyobtaincoalfromalimitednumberofsuppliers(andmines)foranumberofyears.However,theymayalsobuyoffthespotmarketandreceivecoalfromalargenumberofdifferentsuppliers(andmines)(onecompanycommentedthattheymayhaveasmanyas200vendorcontractsinsixStatesatanygiventime).Itisnotknowntowhatextenteitherpracticedominatesintheindustry(anditmaychangeaslongtermcontractsexpire).Itispossiblethatastatisticalapproachcouldmissthespotmarketbuyersand,thus,weakentheanalyses.  Universaldataalsowillimprovetheunderstandingofmercurytransport.ThedatafromeachplantwillallowEPAandotherresearcherstodevelopinformationnationallyonthespatialrelationshipbetweencoalfiredpowerplantsandmercurycontaminatedwaters.Thesedatawouldbeimportantinhelpingtodeterminetheextenttowhichtheemissionscontributetoaglobalpoolandtheextenttowhichtheyaredepositedlocallyorregionally.ItwillallowtheEPAtorefinetransportmodelingwithrealworldobservations  TheuniversaldatawillallowtheEPAtodevelopanaccurateestimateofthecostsofimplementingcontrolstrategies.Becausethenatureofemissionsvaryfromplanttoplant,effectivecontroltechnologiesmayvaryaswell.Theplantbyplantdatawillbekeytodeveloping accurateestimatesofcosts. *V%6 _  SomeStatesaremovingtowardrequiringutilitieswithintheirjurisdictiontoreport mercuryincoalvaluesandmercuryemissionstotheatmosphere.DuringthepubliccommentperiodonthedraftICR,theStateofMichiganindicatedthatitwasconsideringaneffortsimilartowhattheAgencyhadproposed.Ina1993report,GovernorJohnEnglersMichiganEnvironmentalScienceBoardrecommended ...thattheMichiganPublicServicecommission...bedirectedtorequireutilitiestoperformtestingontheirfacilitiestodeterminetheamountsandtheformsofmercuryintheiremissionssothattheyareinapositiontodeterminewhichemissioncontroltechnologiesaremostappropriatefortheirspecificfacilitiesandinapositiontoaccuratelyassesstheircontributionstothetotalmercuryemissioninventory.TheAgencyseffortwouldmaketheinformationgatheringuniformandnationwideandwouldassistthoseStatesundertakingsuchaneffort.Inaddition,otherStatesareconcernedabouttheimpactontheirairqualityduetolongrangetransportandthepotentialincreaseduseofcoalfiredplantsthatmayresultfromindustryrestructuring.ThiseffortwouldprovideinformationtothoseStatesandtheircitizens.  Thereisagooddealofmercuryresearchbeingconductedbyinterestedpartiesaroundthecountrythatistryingtoidentifythesourcesofmercurycontaminationinvariouswaterbodies.Theplantbyplantdatathatthiseffortwillgatherwillbevaluabletoresearchersaroundthecountryinterestedinlearningmoreaboutthesourcesofcontaminationtolocalwaterbodies.  InordertomaximizethebenefitofthestacktestingcomponentoftheinformationcollectedregardingtheeffectivenessofmechanicalSO2andESPcontroldevicesontheremoval $ ofeachspeciesofmercury(i.e.,ionicandelemental),aclassicalexperimentaldesignfora5x3x3factorialdesignwillbeimplementedforthisstudy.Goodstatisticalpracticeindicatesthataminimumofthreereplicatesamplesshouldbetakeninorderforanybasicstatisticalcalculationstobemadewithinanyonecategory.A5x3x3factorialdesignwillgenerate45specificcategories.Amaximumof3units(oneunitperanygivenplant)willbeselectedforeachcategory(assumingsomecategoriesmayhavelessthan3units);therefore,amaximumtotalof135units(i.e.,45x3=135)willbetested.Threetestrunswillbeconductedateachunitforboththeinletandoutletoftheoperation.Themaximumnumberofrunsthatwillbemadeis810(i.e.,135x3x3=810).Althoughthecategorieswiththehighernumberofunitswithinthemwillhavemoreuncertaintyassociatedwiththeaverageandvariability,thisclassicalexperimental h+&8 designistechnicallysoundinitsapproachandefficientlyutilizesaminimalamountofinformationwithoutoverburdeningbytestingallunits.& & (e)0  GeneralGuidelinest(#(#   ThisICRadherestotheguidelinesforFederaldatarequestors,asprovidedat5CFR1320.6.'&t&  (f)0  Confidentiality  (#(#   (i) ` Confidentiality.Respondentswillberequiredtorespondundertheauthorityof' U  L  section114oftheAct.Ifarespondentbelievesthatdisclosureofcertaininformationrequestedwouldcompromiseatradesecret,itshouldbeclearlyidentifiedassuchandwillbetreatedasconfidentialuntilandunlessitisdeterminedinaccordancewithestablishedEPAprocedureassetforthin40CFRPart2nottobeentitledtoconfidentialtreatment.AllinformationsubmittedtotheAgencyforwhichaclaimofconfidentialityismadewillbesafeguardedaccordingtotheAgencypoliciessetforthinTitle40,Chapter1,Part2,SubpartB--ConfidentialityofBusinessInformation(see40CFR2;41FR36902,September1,1976;amendedby43FR39999,September28,1978;43FR42251,September28,1978;44FR17674,March23,1979).Anyinformationsubsequentlydeterminedtoconstituteatradesecretwillbeprotectedunder18U.S.C.1905.IfnoclaimofconfidentialityaccompaniestheinformationwhenitisreceivedbytheEPA,itmaybemadeavailabletothepublicwithoutfurthernotice(40CFR2.203,September1,1976).Becausesection114(c)oftheActexemptsemissiondatafromclaimsofconfidentiality,theemissiondataprovidedmaybemadeavailabletothepublic.Therefore,emissionsdatashouldnotbemarkedconfidential.AdefinitionofwhattheEPAconsidersemissionsdataisprovidedin40CFR2.301(a)(2)(i).  (ii) ` Sensitivequestions.ThissectionisnotapplicablebecausethisICRdoesnot #l, involvemattersofasensitivenature. 4.  TheRespondentsandtheInformationRequested  %0!0 (a)  Respondents/SICCodes B'"2   Respondentsaffectedbythisactionareowners/operatorsofcoalfiredelectricutilitysteamgeneratingunitsasdefinedbysection112(a)(8)oftheAct.Forthepurposesofthisinformationcollection, coalincludesanthracite,bituminous,subbituminous,lignite,andwaste h+&8 coals(generallytermedculmandgob).Thestandardindustrialclassification(SIC)codefortherespondentclassis4911.(b)  InformationRequested t   (i) ` Dataitems,includingrecordkeepingrequirements.Theproposedmercury & emissionsdatagatheringefforthasthreecomponents:i)identificationofnonutilitygeneratorsmeetingthedefinitionofelectricutilitysteamgeneratorundersection112(a)(8)oftheActandconfirmationofcertaininformationfromallunits;ii)analysesofasfiredcoal;andiii)mercuryspeciationstacktesting.Thefirstcomponentwouldapplytoallcoalfiredelectricutilitysteamgeneratingunits,includingallnonutilitygeneratorsidentifiedasutilizingcombustion.Thesecondcomponentwouldapplytotheowners/operatorsofallcoalfiredelectricutilitysteamgeneratingunitsmeetingthesection112(a)(8)definition.Thethirdcomponentwouldapplytoalimitednumberofentitieswithinspecifiedsubsets.Attachment4presentsacopyofthequestionnairethatwouldbemailedtoeachowner/operator.  Thefirstcomponent,identificationofnonutilitygeneratorsmeetingthesection112(a)(8)definitionandconfirmationofinformationfromallunits,wouldrequireeachelectricutilitysteamgeneratingunit,includingnonutilitygenerators,toprovideinformationtotheAgencythatwouldallowidentificationofcoalfiredunitsforthesecondcomponentandinformationsuchthattheunitscouldbecategorizedforselectionforthethirdcomponent.Thisinformationisnotcurrentlypubliclyavailablefornonutilityunits.  Thesecondcomponent,analysesofasreceivedcoal,wouldrequiretheowner/operatorofeachfacilityatwhichacoalfiredelectricutilitysteamgeneratingunitislocatedtoprovideanalysesofthemercurycontentofthecoalsfiredonacalendaryearbasis.Thefrequencyoftheanalyseswoulddependonthevariabilityaroundthemeanofthemercurycontentofthecoalsfired;thesamplingscheduleisexplainedinPartBofthisICRbutwouldbeginwithafrequencyofsamplingeverysixthshipment.  Coalsamplescollectedforcontractverificationpurposesthatrepresent asreceived,(and,asnotedearlier,alsorepresent asshippedand asfired)coalwouldbeanalyzed.Theowner/operatorwouldalsoberequiredtodocumentandprovidetheamountandtypeofeachcoalreceivedforeachunitandidentifythesourceofeachcoal(i.e.,State,county,seam,etc.),to h+&8 theextentsuchsourceinformationisavailable.Eachowner/operatorwouldberequiredtoprovideanalyses,accordingtothefrequencyscheduleexplainedinPartB,oftheBtu,sulfur,moisture,andashcontentsofeachcoalsampleanalyzedandprovideanalysesformercuryandchlorinecontent.Tobeaccepted,allanalysesmustbeshowntobe:i)traceablefromthesuppliertotheunit;ii)representativeofasreceivedorasfiredcoalusedduringtheperiodinquestion(i.e.,cleanedratherthanrawcoalandnofurthercleaningperformedafterreceiptofthecoal);andiii)obtainedusingstandardizedsamplingandanalyticalproceduresfollowingappropriateQA/QCprocedures.Analysisofcompositedsamplesisacceptableaslongasthecompositedsamplesareidentifiabletotheshipment(s)theyrepresent.ReportsofallanalyseswouldbeduetotheEPA45daysafterthecloseoftheprecedingquarter.  Thethirdcomponent,stacktestingformercuryspeciation,wouldrequiretriplicatesimultaneousbeforeandaftercontroldevicestacksamplingwithaspecifiedmercuryspeciationmethodateachlocation.Thissamplingwouldbedoneononeoccasionduringa1yearperiod.Duringthestacktesting,collectionandanalysesofthreeasfiredcoalsamplestakenatintervalsthroughoutthetestingperiodwouldberequired.TheresultsofeachseriesofstacktestsandcoalsampleanalyseswouldberequiredtobereportedtotheEPAbyusingaspecifiedstandardizedelectronicformatwithin45daysofthedateoftesting.SpecifiedQA/QCprocedureswouldberequiredforeachpartofthemercuryemissionsdatacollectioneffort.  TheAgencyrequiresthatforallenvironmentaldataoperations(EDOs)aQualityAssuranceProjectPlan(QAPP)bewrittentodocumentthetypeandqualityofdataneedsforenvironmentaldecisions.AnEDOisanyworkperformedtoobtain,use,orreportinformationpertainingtoenvironmentalprocessesandconditions.Forthepurposesofthestacktestingrequirement,agenericQAPPwillbesentwiththesection114letterrequestingaparticularunittobetested.AnymodificationsandplantspecificmaterialthatneedtobeaddedtothisQAPPforanygivenfacilityshouldbesenttotheEPAforapproval.  AlthoughaseparateQAPPforthecoalsamplingeffortshouldbeestablished,duetotheoptionseachfacilityhasbeengiventocollectmercuryincoalinformationandthevarioustechniquesanygivenlaboratorycoulduseinanalyzingacoalsampleformercury,agenericQAPPwouldbeimpossibletodevelop.InlieuofrequiringindividualQAPPstobedeveloped, h+&8 eachlaboratoryconductingananalysisformercuryincoalwillfirstberequiredtoanalyzeaNationalInstitutesofStandardsandTechnology(NIST)standardreferencematerial(SRM)towithin+15percentofthetruevalueandreporttheseresults. t   (ii) ` Respondentactivities.Theactivitiesarespondentmustundertaketofulfillthe & requirementsoftheinformationcollectionarepresentedinTable1.Theseinclude:i)readinstructions;ii)providesourceinformation;iii)securestacktestcontractorandreviewproposal(ifoneoftheunitsselected);iv)conductcoalsampling(ifoneoftheunitsselectedforstacktesting);v)conductcoalanalyses;vi)conductstacktesting(ifoneoftheunitsselected);vii)monitorstacktesting(ifoneoftheunitsselected);viii)process,compile,andreviewcoalsamplingdataforaccuracy,completeness,andadjustmentoffrequencyofcollection;ix)reviewstacksamplingdataforaccuracyandcompleteness(ifoneoftheunitsselected);x)submitcoalsamplingdata;andxi)submitstacksamplingdata(ifoneoftheunitsselected). 5.0  TheInformationCollectedAgencyActivities,CollectionMethodology,and H InformationManagement (#(# (a)  AgencyActivities  \   AlistofactivitiesrequiredoftheEPAisprovidedinTable2.Theseinclude:i)developquestionnaire;ii)reviewandanalyzePartIresponses;iii)developgenericQAPP;iv)determinesitestobeemissiontested;v)reviewandcommentonstacksamplingtestplansandQAPPs);vi)answerrespondentquestions;vii)auditstacktests;viii)reviewcoalanalysisdataforaccuracy,completeness,andadjustmentoffrequencyofcollection;ix)reviewstacksamplingdataforaccuracyandcompleteness;x)analyzecoalsamplingdata;xi)analyzestacksamplingdata;andxii)analyzerequestsforconfidentiality.(b)0  CollectionMethodologyandManagement#l,(#(#   IncollectingandanalyzingtheinformationassociatedwiththisICR,theEPAwillusepersonalcomputersandapplicabledatabasesoftware.TheEPAwillensuretheaccuracyandcompletenessofthecollectedinformationbyreviewingeachsubmittal.Theinformationcollectedpursuanttothemercuryemissionsdatagatheringeffortwillbemaintainedinacomputerized database.Tobetterfacilitateuniformityintheformatofthereportsthatarereceived,and,thus, *V%6 increasetheeaseofdatabaseentry,standardizedreportingformswillbedevelopedanddistributed. (c)0  SmallEntityFlexibilityt(#(#   Allrespondentsrequiredtocomplywiththemercuryemissionsdatagatheringeffortwillbesubjecttothesamerequirements.TheEPAexpectsthataportionoftherespondentscouldbesmallgovernmentaljurisdictions;however,anyindividualsmallentitywouldbeexpectedtoreceiveonlyonesection114lettersotheirresponseburdenwillbeminimized.(d)0  CollectionSchedule^ (#(#   TheEPAanticipatesissuingthefirstsection114lettersbyNovember15,1998.Thesesection114letterswouldrequiretheowner/operatorofeachcoalfiredelectricutilitysteamgeneratingunitmeetingthesection112(a)(8)definitionto:i)begintherequiredcoalsamplingandanalysisbyJanuary1,1999;ii)submitthefirstquarterlyreportontheresultsofthecoalsamplingandanalysisbyMay15,1999;iii)completeallrequiredcoalsamplingandanalysisbyDecember31,1999;and,iv)submitafinalreportontheresultsoftherequiredcoalsamplingandanalysisbyFebruary15,2000.Thesecondsection114letterwillrequiretheowner/operatorofeachoftheselectedcoalfiredelectricutilitysteamgeneratingunitsto:i)submittoEPAforapprovalastacktestingandcoalsamplingandanalysisprotocol,togetherwithanyadditionsandmodificationstotheQAPPandascheduleforcompletingtherequiredstacktestingandcoalsamplingandanalysis,byApril15,1999;ii)commencestacktesting,includingconcurrentcoalsamplingandanalysis,bythedatespecifiedintheEPAapprovedfacilityspecificschedule;andiii)completestacktestingandconcurrentcoalsamplingandanalysisbyMay31,2000. 6.0  EstimatingtheBurdenandCostoftheCollection ! *(#(# (a)0  EstimatingRespondentBurden#l,(#(#   TheaverageannualburdenestimateforreportingandrecordkeepingrequirementsarepresentedinTable1forallrecipients.ThesenumberswerederivedfromestimatesbasedontheEPAsexperiencewithotheremissiontestprogramsandotherinformationcollections.Theseestimatesrepresenttheaverageannualburdenthatwillbeincurredbytherecipientsoverthe nominal1yearperiodapprovedforanICR. *V%6 & &  (b)0  EstimatingRespondentCosts(#(#   Table2presentsestimatedcostsfortherequiredrecordkeepingandreportingactivities.HourlywageandsalaryvaluesarebasedonthosepostedontheBureauofLaborStatistics(BLS)'&wInternetwebsiteasofMarch1998.Thosevaluesare$20.01fortechnicalpersonnel,$24.15formanagementpersonnel,and$11.37forclericalpersonnel.Thesevalueswereadjustedwiththeaveragefringebenefitrateof140percenttakenfromtheBLSaverageforsimilarsourcesandanassumedoverheadandprofitrateof167percenttoobtaina loadedwagerate(BLSwagesandsalariesvaluex1.40x1.67=loadedwagerate).Contractorburdenforcoalanalysesandstacksamplinghavebeenestimatedbasedonnominalchargesof$110and$80perhour,respectively.(c)0  EstimatingAgencyBurdenandCost"r (#(#   ThecoststheFederalGovernmentwouldincurarepresentedinTable4.Laborratesandassociatedcostsarebasedontheestimatedhourlyratesof$40.33fortechnicalpersonnel(GS12,step5);$66.66formanagementpersonnel(GS15,step5);and$22.73forclericalpersonnel(GS-7,step5).Thesevaluesrepresenttheinclusionofa1.6multipliersoastoincludeoverheadcosts.(d)0  EstimatingtheRespondentUniverseandTotalBurdenandCostsn(#(#   Thepotentialrespondentuniverseconsistsofcoalfiredutilityfacilities.Thereare1,038coalfiredpubliclyownedutilities,Federalpoweragencies,ruralelectriccooperatives,andinvestorownedutilitieslocatedat414facilities(orsites).Forthepurposesofestimatingburden,allunitsbelievedtoutilizecombustionandgreaterthan20MWeidentifiedonthepubliclyavailablelistofnonutilitygenerators(703nonutilitygeneratorslocatedat686facilities)wouldberequiredtocompletePartIoftheinformationcollectiontoconfirmhowmanyarecoalfiredandotherwisemeetthesection112(a)(8)definitionofelectricutilitysteamgeneratingunit(fuelusebynonutilitygeneratorsisnotpubliclyavailableinformation).Asitisthefacilitythathasinformationontheindividualboilers,therewouldbeatotalof1,100respondentsforPartI.ForthepurposesofestimatingburdenforPartsIIandIIIoftheinformationcollectioneffort,onehalfofthe703nonutilitygenerators(352unitslocatedat352facilities)areassumedtobecoalfired.Again,asitisthefacility,ratherthantheindividualboilerunit,that buysthecoal,therewouldbeatotalof766respondentsforPartII.PartIIIwouldhave135(nominal)respondents. h+&8 &  (e)0  BottomLineBurdenHoursandCostsTables(#(#   (i) ` Respondenttally.Thebottomlineindustryburdenhoursandcosts,presentedin b Tables1and2,arecalculatedbysummingtheperson-hourscolumnandbysummingthecostcolumn.'  Theannualburdenandcosttotheindustryis186,127hoursand$16,806,796.  Theaverageannualbasereportingandrecordkeepingburdenandcosttotheindustryforthisinformationcollectionforfacilitiessubjecttothefirstcomponentofthemercuryemissionsdatagatheringeffortis1,266hoursand$58,310(seeTables1and2).Theaverageannualbasereportingandrecordkeepingburdenandcosttotheindustryforthisinformationcollectionforfacilitieshavingunitssubjecttothesecondcomponentofthemercuryemissionsdatagatheringeffortis140,345hoursand$13,411,332(seeTables5and6).Theaverageannualbasereportingandrecordkeepingburdenandcosttotheindustryforthisinformationcollectionforunitssubjecttothethirdcomponentofthemercuryemissionsdatagatheringeffortis44,517hoursand$3,337,154(seeTables7and8).  (ii) ` Agencytally.ThebottomlineAgencyburdenandcost,presentedinTables3and  \ 4,iscalculatedinthesamemannerastheindustryburdenandcost.Theestimatedannualburdenandcostare77,852hoursand$3,114,752.  (iii) ` Thecomplexcollection.ThisICRisasimplecollection;thereforethissection 2" doesnotapply.  (iv) ` Variationsintheannualbottomline.Thissectiondoesnotapplyasthisisaone F& timecollection.(f)  ReasonsforChangeinBurden ! *   Thisistheinitialestimationofburdenforthisinformationcollection;therefore,thissectiondoesnotapply.(g)  BurdenStatement %0!0   Tables1and2presenttheannualrespondentburdenforthoseelectricutilitysteamgeneratingunitsrequiredtocomplywiththefirstcomponentofthemercuryemissionsdatagatheringeffort,submissionofunitinformation.Tables5and6presenttheannualrespondentburdenforthoseelectricutilitysteamgeneratingunitsrequiredtocomplywiththesecond h+&8 componentofthemercuryemissionsdatagatheringeffort,analysesofasreceivedcoal.Tables7and8presenttheaverageannualrespondentburdenforthoseelectricutilitysteamgeneratingunitsrequiredtocomplywiththethirdcomponentofthemercuryemissionsdatagatheringeffort,mercuryspeciationstacktesting.Thetotalannualreportingandrecordkeepingburdenforthefirstcomponentofthemercuryemissionsdatagatheringeffortisestimatedtobe1,266hoursand$58,310(1.2hourand$53perrespondentfor1,100respondents).Thetotalannualreportingandrecordkeepingburdenforthesecondcomponentofthemercuryemissionsdatagatheringeffortisestimatedtobe140,345hoursand$13,411,332(183hoursand$17,508perrespondentfor766respondents).Thetotalannualreportingandrecordkeepingburdenforthethirdcomponentofthemercuryemissionsdatagatheringeffortisestimatedtobe44,517hoursand$3,337,154(594hoursand$44,495perrespondentfor75respondents).  TheburdenestimatesforPartIIIincorporatetheassumptionthatthosewetscrubberunitsalreadytestedbytheDOEandEPRIwillsubmitreportsofthosetestsinlieuoftheAgencyrequiringadditionalteststobeconducted.Inaddition,itisexpectedthatcertainofthe45categoriesnotedinPartBofthisICRwillhavezeropopulation.Thus,75,ratherthan135,unitsareestimatedtoconductstacktesting.  ThisICRdoesnotincludeanyrequirementsthatwouldcausetherespondentstoincureithercapitalorstartupcosts.TheEPAhasassumedthatallrespondentswillcontract(i.e.,purchaseservices/operationandmaintenancecosts)forthecoalanalysesandforthestacktesting.Thesecostsare$11,972,042forthecoalanalysesand$3,001,500forthestacktesting.  Theseburdenestimatesareannualvaluesbasedonanominal1yearapprovalperiod.EstimatesforcompletingPartsIandIIareannualvaluesbasedonthefactthattheAgencymaycontinuethiseffortbeyondoneyear.EstimatesforcompletingPartIIIareonetimeestimatesannualizedoverthenominal1yearperiod.  Burdenmeansthetotaltime,effort,orfinancialresourcesexpendedbypersonstogenerate,maintain,retain,ordiscloseorprovideinformationtoorforaFederalagency.Thisincludesthetimeneededtoreviewinstructions;develop,acquire,install,andutilizetechnologyandsystemsforthepurposesofcollecting,validating,andverifyinginformation,processingandmaintaininginformation,anddisclosingandprovidinginformation;adjusttheexistingwaysto h+&8 complywithanypreviouslyapplicableinstructionsandrequirements;trainpersonneltobeabletorespondtoacollectionofinformation;searchdatasources;completeandreviewthecollectionofinformation;andtransmitorotherwisedisclosetheinformation.Anagencymaynotconductorsponsor,andapersonisnotrequiredtorespondto,acollectionofinformationthatissenttotenormorepersonsunlessitdisplaysacurrentlyvalidOMBcontrolnumber.TheOMBcontrolnumbersforEPAsapprovedinformationcollectionrequestsarelistedin40CFRPart9and48CFRChapter15.  SendcommentsontheAgencysneedforthisinformation,theaccuracyoftheprovidedburdenestimates,andanysuggestedmethodsforminimizingrespondentburden,includingthroughtheuseofautomatedcollectiontechniquestotheDirector,OfficeofPolicyPlanningandEvaluation,RegulatoryInformationDivision,U.S.EnvironmentalProtectionAgency(2137);401MStreetSW;Washington,DC20460;andtotheOfficeofInformationandRegulatoryAffairs,OfficeofManagementandBudget,72517thStreetNW;Washington,DC20503;marked Attention:DeskOfficerfortheEPA.IncludetheEPAICRnumberinanycorrespondence.SinceOMBisrequiredtomakeadecisionconcerningtheICRbetween30and60daysafter[InsertdateofpublicationintheFederalRegister],acommenttoOMBisbestassuredofhaving n itsfulleffectifOMBreceivesitby[Insertdate30daysafterpublicationintheFederalRegister].     /{|y *1*,* @``PARTBOFTHESUPPORTINGSTATEMENTFOROMBFORM83I@T T ELECTRICUTILITYSTEAMGENERATINGUNIT@MERCURYEMISSIONSINFORMATIONCOLLECTIONEFFORT@ INFORMATIONCOLLECTIONREQUEST 1.  RespondentUniverse  8    In1994,thenumberofcoalfiredfacilitiesownedandoperatedbypubliclyownedutilitycompanies,Federalpoweragencies,ruralelectriccooperatives,andinvestorownedutilitygeneratingcompaniescomprised1,038units(boilers)greaterthan25MWe,accordingtothedatabaseusedfortheutilitytoxicsstudy,Steam:ItsGenerationandUse(BabcockandWilcox),   andtheDepartmentofEnergy(DOE)/EnergyInformationAdministration(EIA)database.Informationavailablefrom1996DOE/EIAdatabases,includingtheCleanCoalTechnologyList,indicatedsomeupdatesthatneededtobemadetotheinformationprovidedinthe1994database.Alldecisionsregardingthestratificationofthedataemployedinthisstudywerebasedontheaforementioneddatabases,correctedtotheextentpossibleusingthe1996databasesandcommentsreceived.Finalstratificationandunitselectionforstacktestingwillbebasedontheinformationrequestedinthefirstcomponentoftheinformationcollection.  Duetothelackofpubliclyavailable,Federallevelreportingrequirementsfornonutilitygeneratorsanalogoustothatavailablefortheunitsnotedabove,onlyalimitedamountofinformationencompassingalltypesofnonutilitygenerators(e.g.,cogenerators,IPPs,andindustrialfacilitiesmeetingthesection112(a)(8)definition)iscurrentlyavailable.ThelimitedpubliclyavailableinformationobtainedbytheOfficeofAirandRadiations(OARs)AcidRainDivision(ARD)indicatedthatpotentially703nonutilitygeneratorsexist.Althoughitisanticipatedthatnotalloftheseunitsarecoalfiredfacilities,all703wereusedforpreliminaryconsiderationsregardingthenumberofunitsrequiredtocompletePartI.Informationfromthesefacilitieswillberequestedforstratificationandsamplingpurposes.Forthepurposesofestimatingthenumberofunitsforthesecondandthirdcomponents,ithasbeenassumedthatone halfoftheseunits(352units)arecoalfired. (#2 L Eh(3 L& &   3   32Eh  2  .3  0    AnalyticalCoalSamplingRequirements 3݌(#(# Ќ    Althoughasystematicsamplingapproachwillbeutilizedtocollectastatisticallyrepresentativefractionofthecoalreceivedbyeachfacilityoverthecourseofayear,a'&Ԁrecordofthetotalamountofcoalreceivedandlocation(s)fromwhicheachshipmentisreceivedshouldstillbemaintained.Eachfacilityshouldreporttheamountofcoalreceivedonapershipmentbasis.Inaddition,foreverysixthshipment,themercuryandchlorinecontentofthecoal,andanyotheravailableanalyzedinformation,shouldbereported.However,eachfacilityisrequiredtoobtainaminimumofthreeanalysespermonthinordertomaintaingoodstatisticalpractices.Therearetwoexceptionswhere shipmentswillnotapplyinmaintainingthesethreeanalysespermonth.Ifafacilitysuchasaminemouthoperationdoesnotreceive shipmentsofcoal,analysesofthecoalsupplyshouldbemadeapproximatelyeverytendaysinordertomeettherequiredthreeanalysespermonth.Afacilitythatreceiveslessthan18shipmentsofcoalinanygivenmonthshouldreporttheanalyzedinformationfor3shipmentsreceivedthatarespacedapproximatelyequallyacrossthemonth.  Attheendofthefirstquarter(i.e.,threemonths),anevaluationisrequiredtodeterminewhetherornota90percentconfidenceintervalaboutthemeanamountofmercurycontentfromthecoaliswithin+10percent.Thecalculationisasfollows:    c-` 0  `E9x"dWZ2 c (#(#           (#(#e!/` p q `E!L#x" d<ZY" ee"#/` p  `E!'x(d`Y& ee$%/` p q  `E!<x" d<ZYt e_ h+&8 _ h+&8 If_Ԁtheevaluationmeetsthistarget,continueanalysisforeverysixthshipmentwithaminimumofthreereportspermonth.Iftheevaluationisoutsidethetarget,startreportingeverythirdshipment,whilemaintainingaminimumofthreeanalysespermonth.  Thisevaluationshouldberepeatedeveryquarter(i.e.,everythreemonths)forthedurationofoneyear.Thefollowingtableindicateshowtoproceedbasedonthepotentialoutcomesofthequarterlyevaluations.*m&ddd Xdd Xdd X(#(#,<dd ,<dd +  $ll  L  $&A%XXEIF ?ll,!`  "ll ?THEN 2l#!` "ll 2#XEX%&A#ؑXXETwoquarterlyevaluationsbacktoback(i.e.,totalovera6   monthperiod)meettarget... -l. l -...analysescanberelaxedtoeverytwelfthshipment. -l l -Theevaluationresultsfailtomeetthetargetinanyquarter... >l+)4 l >...analysesmustincreasetoeveryshipment,ifcurrentanalysesarebeingmadeforeverythirdshipment;...OR -l4 l - 0lhl 0...toeverythirdshipment,ifcurrentanalysesarebeingmadeforeverysixthshipment;...OR -ll - 0lnl 0...toeverysixthshipment,ifcurrentanalysesarebeingmadeforeverytwelfthshipment. /ll0l /Analysesforeveryshipmentoreverythirdshipmentandaquarterlyevaluationmeetsthetarget... >l+)6!++ll >...analysescanberelaxedbacktoeverythirdshipment,ifanalyzingeveryshipment,...OR /ll6$l / 0llj$ll 0...analysescanberelaxedbacktoeverysixthshipment,ifanalyzingeverythirdshipment.('  ll (#XEXؑ#  Thereshouldneverbefewerthanthreereportspermonth(i.e.,minimumtotalreportsfortheyearshouldbe36)foreachfacilitynorshouldafacilityeversamplelessfrequentlythaneverytwelfthshipment.Sufficientdatawereunavailabletodeterminewhetherornota+10percentof  - a90percentconfidenceintervalaboutthemeanamountofmercurycontainedwithinthecoalwasattainable.IfdatabecomeavailablebeforereportingbeginsonJanuary1,1999thatindicatesthispercentageshouldbehigherorlower,properadjustmentswillbemade.&   3.  RespondentUniverseStratificationforStackSampling  &n!5   Althoughtheactualvariablesthataffectmercuryspeciationarestillbeingdeterminedin'&ongoingresearchefforts,threevariablesthatappeartohaveaneffectarethemethodofmechanicalsulfurdioxide(SO2)control(i.e.,doesnotincludeuseofcoalblendingorlowsulfur D*%; coals),coalsource,andmethodofelectrostaticprecipitator(ESP)control.Forthepurposesof +&= groupingthecoalfiredelectricutilitysteamgeneratingunitsintocategories,thesethreevariableswereusedsothatarepresentativesampleofcoalfiredunitscanbeselectedfortesting.Forbothcategoriesofelectricutilitysteamgeneratingunits,themethodofSO2controlisdefinedaseither & adryscrubber(ofanytype/model),wetscrubber(ofanytype/model),fluidizedbedcombustion(FBC;anytype),coalgasification(anytype;termed coalgas),ornomechanicalcontrolatall(termed noscrubber).ThemethodofESPcontrolisdefinedascoldside(ofanytype/model),hotside(ofanytype/model),orothercontrol(includingfabricfilter,_multiclone_,cyclone,particulatescrubber,oracombinationcontrol).Coalsourceisdefinedasbituminous(includinganthraciteandthewastecoalsculmandgob),subbituminous,orlignite.  AccordingtoBabcockandWilcox,ligniteisthelowestrankcoal,isrelativelysoft,andbrowntoblackincolor.z kؑXXEzؑؑz  1      XEXؑԀThevolatilecontentishighand,therefore,ligniteigniteseasily. 6 Subbituminouscoalsareblack,havinglittleoftheplantliketextureandnoneofthebrowncolorassociatedwiththelowerranklignitecoal.Subbituminouscoalsgenerallyhavelessashandarecleanerburningthanlignitecoals.Bituminouscoalistherankmostcommonlyburnedinelectricutilityboilersandappearsblackwithbandedlayersofglossyanddullblack.Thevolatilecontentislowerthanthatofsubbituminousandlignitecoals.Anthracite,whichisthehighestrankofcoal,isshinyblack,hard,andbrittle,withlittleappearanceoflayering.Anthracitehasalowvolatilecontentwhichmakesitaslowburningfuelbutonethatburnswithahot,cleanflame.Forthepurposesofgrouping,anthracitecoalwascombinedwithbituminouscoalbecauseofthelimiteduseofanthracitecoalincoalfiredelectricutilitysteamgeneratingunits.  The45definedcategoriesthateachcoalfiredsteamgeneratingunitwouldfallintoareshowninthefollowingtable.Althoughexactunitsforeachofthesecategoriescannotbeprovideduntilproperinformationiscollected,itisanticipatedthatsomecategorieswillnothave anyunits. %0!0 /{ /   /  _  Table9presentsthelistofelectricutilitysteamgeneratingunitsplacedintheirrespectivecategories,basedonavailableinformation(asof1996).Table10presentsthepopulationofassumedcoalfirednonutilityunitslargerthan20MWe(asof1996).Thesetwotablesdonot *x\m^dd<dd <<dd <m&(#(#x,dd ,pdd +  *llm & 0*&  #ؑXXE#&A%ؑCategory ?lml,!V"llm ?Scrubbertype/Coalsource/ESPtype dlU'V" 00 lml  ?10?d#ؑ%&A #^S_ؑ1 ^lK@R  "  ?1 ?l ^DryScrubber/BituminousCoal/ColdsideESP dlU'R  " 00 l  @20@d2 ^lK@: z "  @2 @l ^DryScrubber/BituminousCoal/HotsideESP dlU': z " 00 l  @30@d3 ^lK@" b "  @3 @l ^DryScrubber/BituminousCoal/OtherESP dlU'" b" 00 l  @40@d4 ^lK@ J"  @4 @l ^DryScrubber/LigniteCoal/ColdsideESP dlU' J" 00 l  @50@d5 ^lK@ 2 "  @5 @l ^DryScrubber/LigniteCoal/HotsideESP dlU' 2 " 00 l  @60@d6 ^lK@  "  @6 @l ^DryScrubber/LigniteCoal/OtherESP dlU'  " 00 l  @70@d7 ^lK@ "  @7 @l ^DryScrubber/SubbituminousCoal/ColdsideESP dlU' " 00 l   @80 @d8 ^lK@ "   @8  @l ^DryScrubber/SubbituminousCoal/HotsideESP dlU' " 00 l  "@90"@d9 ^lK@ "  "@9 "@l ^DryScrubber/SubbituminousCoal/OtherESP elV' " 00 l  $@100$@e10 _lLAz "  $@10 $@l _NoScrubber/BituminousCoal/ColdsideESP elV'z " 00 l  &@110&@e11 _lLAb"  &@11 &@l _NoScrubber/BituminousCoal/HotsideESP elV'b" 00 l  (@120(@e12 _lLAJ"  (@12 (@l _NoScrubber/BituminousCoal/OtherESP elV'J " 00 l  *@130*@e13 _lLA2r!"  *@13 *@l _NoScrubber/LigniteCoal/ColdsideESP glmV'2r"" 00 l  ,@140,@g14 _mlLAZ#"  ,@14 ,@lm _NoScrubber/LigniteCoal/HotsideESP glmV'Z$" 00 ml  .@150.@g15 _mlLAB%"  .@15 .@lm _NoScrubber/LigniteCoal/OtherESP glmV'B&" 00 ml  0@1600@g16 _mlLA*'"  0@16 0@lm _NoScrubber/SubbituminousCoal/ColdsideESP glmV'*(" 00 ml  1@1701@g17 _mlLA)"  1@17 1@lm _NoScrubber/SubbituminousCoal/HotsideESP glmV'*" 00 ml  2@1802@g18 _mlLA+"  2@18 2@lm _NoScrubber/SubbituminousCoal/OtherESP glmV'," 00 ml  3@1903@g19 _mlLA-"  3@19 3@lm _WetScrubber/BituminousCoal/ColdsideESP glmV'." 00 ml  4@2004@g20 _mlLA/"  4@20 4@lm _WetScrubber/BituminousCoal/HotsideESP glmV'0" 00 ml  5@2105@g21 _mlLAr1"  5@21 5@lm _WetScrubber/BituminousCoal/OtherESP glmV'r2" 00 ml  6@2206@g22 _mlLAZ3"  6@22 6@lm _WetScrubber/LigniteCoal/ColdsideESP glmV'Z4" 00 ml  7@2307@g23 _mlLAB5"  7@23 7@lm _WetScrubber/LigniteCoal/HotsideESP glmV'B6" 00 ml  8@2408@g24 _mlLA*j7"  8@24 8@lm _WetScrubber/LigniteCoal/OtherESP'l  glmV'*j8" 00 ml  9@2509@g25 _mlLAR9"  9@25 9@lm _WetScrubber/SubbituminousCoal/ColdsideESP glmV'R:" 00 ml  :@260:@g26 _mlLA:;"  :@26 :@lm _WetScrubber/SubbituminousCoal/HotsideESP glmV':<" 00 ml  ;@270;@g27 _mlLA "="  ;@27 ;@lm _WetScrubber/SubbituminousCoal/OtherESP glmV' ">" 00 ml  <@280<@g28 _mlLA! ?"  <@28 <@lm _FluidizedBedCombustion/BituminousCoal/ColdsideESP glmV'! @" 00 ml  =@290=@g29 _mlLA"A"  =@29 =@lm _FluidizedBedCombustion/BituminousCoal/HotsideESP glmV'"B" 00 ml  >@300>@g30 _mlLA#C"  >@30 >@lm _FluidizedBedCombustion/BituminousCoal/OtherESP glmV'#D" 00 ml  ?@310?@g31 _mlLA$ E"  ?@31 ?@lm _FluidizedBedCombustion/LigniteCoal/ColdsideESP elV'$ F" 00 ml  @@320@@e32 _mlLAj%!G"  @@32 @@l _FluidizedBedCombustion/LigniteCoal/HotsideESP emlV'j%!H" 00 ml  @@330@@e33 _mlLAR&"I"  @@33 @@ml _FluidizedBedCombustion/LigniteCoal/OtherESP emlV'R&"J" 00 ml  A@340A@e34 _mlLA:'z#K"  A@34 A@ml _FluidizedBedCombustion/SubbituminousCoal/ColdsideESP emlV':'z#L" 00 ml  A@350A@e35 _mlLA"(b$M"  A@35 A@ml _FluidizedBedCombustion/SubbituminousCoal/HotsideESP gmlmV'"(b$N" 00 ml  B@360B@g36 _mlLA )J%O"  B@36 B@mlm _FluidizedBedCombustion/SubbituminousCoal/OtherESP elV' )J%P" 00 ml  B@370B@e37 _mlLA)2&Q"  B@37 B@l _CoalGas/BituminousCoal/ColdsideESP emlV')2&R" 00 ml  C@380C@e38 _mlLA*'S"  C@38 C@ml _CoalGas/BituminousCoal/HotsideESP emlV'*'T" 00 ml  C@390C@e39 _mlLA+(U"  C@39 C@ml _CoalGas/BituminousCoal/OtherESP emlV'+(V" 00 ml  D@400D@e40 _mlLA,(W"  D@40 D@ml _CoalGas/LigniteCoal/ColdsideESP emlV',(X" 00 ml  D@410D@e|y      41 _mlLA0"  D@41 D@ml _ CoalGas/LigniteCoal/HotsideESP emlV'0" 00 ml  E@420E@e42 _mlLA"  E@42 E@ml _CoalGas/LigniteCoal/OtherESP emlV'" 00 ml  E@430E@e43 _mlLA"  E@43 E@ml _CoalGas/SubbituminousCoal/ColdsideESP emlV'" 00 ml  F@440F@e44 _mlLA"  F@44 F@ml _CoalGas/SubbituminousCoal/HotsideESP gmllV'" 00 ml  F@450F@g45 _llLA "  F@45 F@mll _CoalGas/SubbituminousCoal/OtherESP7-+ " 00 - ll 7#ؑ_^S #XEXؑbreakdowneachunitintotheirappropriateESPcontrolcategorybecauseadequateinformation 8   wasunavailable.#ؑXXE8#XEXؑ    Ѐ 4.  ExperimentalDesignforStackTesting   L   Afactorialexperimentisanexperimentwhichconsistsofallpossiblecombinationsofthelevelsofseveralfactors.Theseexperimentsareofgreatvalueinexploratoryworkwherelittleisknownconcerningtheoptimumlevelsofthefactors,orevenwhichonesareimportant.Thescopeofanexperiment,orthepopulationconcerningwhichinferencescanbemade,canoftenbeincreasedbytheuseofafactorialexperiment.  InordertomaximizethebenefitoftheinformationcollectedregardingtheeffectivenessofmechanicalSO2andESPcontroldevicesontheremovalofeachspeciesofmercury(i.e.,ionic  mercuryandelementalmercury),aclassicalexperimentaldesignfora5x3x3factorialdesignwillbeimplementedforthisstudy.Goodstatisticalpracticeindicatesthataminimumofthreereplicatesamplesshouldbetakeninorderforanybasicstatisticalcalculationstobemadewithinanyonecategory.A5x3x3factorialdesignwillgenerate45specificcategories.Amaximumof3units(oneunitperanygivenplant)willbeselectedforeachcategory(assumingsomecategoriesmayhavelessthan3units);therefore,amaximumtotalof135units(i.e.,45x3=135)willbetested.Threetestrunswillbeconductedateachunitforboththeinletandoutletoftheoperation.Themaximumnumberofrunsthatwillbemadeis810(i.e.,135x3x2=810).Althoughthecategorieswiththehighernumberofunitswithinthemwillhavemoreuncertaintyassociatedwiththeaverageandvariability,thisclassicalexperimentaldesignistechnicallysoundinitsapproach.  SinceDOEandtheElectricPowerResearchInstitute(EPRI)havealreadycollecteddataassociatedwiththevariouscombinationsofwetscrubbers,coaltype,andESPcontrol,thesecategorieswillnotberetestedunderthisICR,assumingthisdataisequivalenttothestudydesignoutlinedhere.Datafromthesesources,however,willbetakenwherevertheexistinginformationisdeficient.Thetotalnumberofsamplescouldpotentiallybereducedby20percent(i.e.,27units + '<  *       outof135totalunits=20percent),althoughavailableinformationmustfirstbeevaluatedforitscompletenessandequivalence.Anyotherstacktestinginformationthatbecomesavailableandisequivalenttothestudydesignoutlinedherewillalsobeevaluated.Ifitisfoundtobecompleteandequivalent,itmaybeusedtoreducethetestingburdenofanotherunitoraddedtothetotaldatabase.  Byusingabalanceddesign,thedatacaneasilybeusedtodeterminethemaineffectsandinteractionsoccurringamongthesefactors,whichmaybeanindicatorforthefocusofanyfutureefforts.Thisinformationwillalsobeappropriatetocharacterizeupto135emissionfactorsbaseduponmechanicalSO2control,coaltype,andESPcontrol.    5.  RespondentSampleCollectionforStackTesting  "r    Arandomselectionprocesswillbeusedtodeterminewhichunitsarerequiredtoparticipateinthistestingprogram.Ifpossible,onceaunitfromaparticularplant(site)hasbeenselected,nootherunit(s)atthatplant(site)willbechosenforthatparticularcategory(i.e.,someplantshaveunitswithdifferentmethodsofSO2control,thatburncoalfromdifferentsources,and  haveunitswithdifferentmethodsofESPcontrol).Thiswillprovidemoreinformationfromalargernumberofplantsgivenallplantoperationsarenotthesameduetodifferingenvironmentalconditions(e.g.,weather),equipment,andload(e.g.,amountofcoalburnedperunitoftime).Eachplant(site)willalsohaveadifferentmixofcoal,sincemostplantsobtaincoalfrommultiplesources(i.e.,differentStatesand/ordifferentseamsofcoal),andtestingatmultipleplants(sites)willprovideadditionalinformationonthevariabilityofemissionsacrossthemixofcoals. 6.  EmissionFactors  X (   Specificsourcemeasurementscandeterminetheactualpollutantcontributionfromagivensource,undertheconditionsexistingatthetimeofthetest.Whenemissionmeasurementsarenotavailable,emissionscanbeestimatedusingemissionfactors.Anemissionfactorisaratiothatrelatesthequantityofapollutantreleasedtotheatmospheretotheactivitylevelassociatedwiththereleaseofthatpollutant.TheprimaryreferenceforemissionfactorsisCompilationofAirPollutantEmissionFactors,commonlyknownas AP42.Anexampleemissionfactorforcoalfiredutilityboilersistheonefoundfornitrogenoxides(NOx)intable1.13ofAP42fora *V%6 pulverizedcoal,drybottomwallfiredutilitysizeboiler,21.7lbsNOx/ton.Thismeansthatfor h+&8 everytonofcoalburned,21.7poundsofNOx(asNO2)areemittedintotheatmosphere.  Knowingtheamountoffuelburned,thisemissionfactorcanbeusedtoestimatetheNOx b emissions.Inmostcases,emissionfactorsareexpressedsimplyasasinglenumber,withtheunderlyingassumptionthatalinearrelationshipexistsbetweenemissionsandthespecifiedactivitylevelovertheprobablerangeofapplication.Themaximumnumberofemissionfactorsforthisstudywillbe135(i.e.,45forionicmercury+45forelementalmercury+45fortotalmercury=135totalemissionfactors).(& & a)  DevelopingEmissionFactors ^    Indevelopingemissionfactors,theproceduresinthedocumententitled ProceduresforPreparingEmissionFactorDocuments,EPA454/R95015,areused.Thegeneralprocedures'&^;Pcanbesummarizedasfollows.L .Uh(( L 3   3Q2Uh  1  .3  0    Sourcetestresultsarereviewedforquality.Dataoutliersarecloselyreviewedtoevaluate 6 theappropriatenessofinclusionorexclusionofthedatafromtheresultingemission3QR݌ (#(# Ќ    factor.2.0  Engineeringjudgementisusedtogrouptheemissiondataintovarioussubpopulationsof  \ sourcetypes(e.g.,allpulverizedcoalwallfireddrybottomutilityboilersmaybegroupedwithinthesamesubpopulation). (#(# 3.0  Theresultsaretypicallyaveragedtodetermineanemissionraterelativetoaparticular 2" activityorotherprocessvariable(e.g.,theamountofcoalburnedortheamountofsulfurinthefuel,respectively).AnexampleofthelattercaseistheSO2factorforpulverized F& coalfiredboilers,whichis38(S)lbsSO2pertonofcoalburned(where38ismultipliedby X ( S,thepercentsulfurinthecoal). (#(# 4.0  Thefactorundergoestechnicalreviewbyexperts.#l,(#(# (b)  CalculatingEmissionsusingEmissionFactors ~$.   Inordertocalculateemissionsusingemissionfactors,variousinputstotheestimationalgorithmarerequired:1.0  Activityinformationfortheprocessasspecifiedbytherelevantemissionfactor;(#4(#(#  3   3KX2Uh  2  .3  0    Emissionfactorstotranslateactivityinformationintouncontrolledorcontrolledemission *V%6 estimates;and3KXvX݌h+&8(#(# 1* 1  1  ь   3   3Y2Uh  3  .3  0    Captureandcontroldeviceefficienciestoprovidethebasisforestimationofemissionsto  theatmosphereafterpassagethroughthecontroldevice(s)ifusinganuncontrolledemissionfactor( Controlledemissionfactorsalreadytakethisintoaccount).3YZ݌ (#(# Ќ  Thebasicemissionestimationalgorithmforanuncontrolledemissionfactoris:   `  E=A*EF*(1ER/100)where:  E ` = emissionestimateforsource(attheprocesslevel)  L    A ` = activitylevel(e.g.,tonsofcoalburned) ^    EF ` =0 uncontrolledemissionfactor(e.g.,lbpollutantemitted/tonsofcoal   burned)  (# (#   ER ` =0 overallemissionreductionefficiency,expressedinpercent;equaltothe   capturedeviceefficiencymultipliedbythecontroldeviceefficiency.  (# (# Ifacontrolledemissionfactorisbeingused,theemissionfactoralreadyincorporatesthecontrolsystemeffectivenessterm(1ER/100);therefore,theformofthealgorithmis:   `  E=A*EFwhere:  E ` = emissionestimateforsource(attheprocesslevel)      A ` = activitylevel(e.g.,tonsofcoalburned) 2"   EF ` = controlledemissionfactor(e.g.,lbpollutantemitted/tonsofcoalburned) $ Theaccuracyoftheemissionestimateisequallydependentupontherelativeaccuracyofeachoftheseindividualcomponents.Errorsintroducedintoanyoneofthesecomponentswillaffectthefinalemissionestimate.(c)  RoleofThroughputinEmissionFactorEstimates #l,   Theactivitylevel(alsoreferredtoasthroughputrate)isthesecondcomponentofanestimatedevelopedusinganemissionfactor.Forfuelburningequipment,activitydataaregenerallyreportedasfuelconsumptionrates(e.g.,tonsofcoalburned).Theoptimumactivitydataarehourlyvalues,althoughinsomecasesonlyshift,daily,weekly,orevenmonthlydataareavailable.Ifhourlyvaluesarenotknown,thehourlyaveragevaluecanbecalculatedfromtheactualoperatingschedule.Alternatively,sourceactivitydatamaybeobtainedfrompublished h+&8 ,*  ,  ,  sourcessuchasgovernmentstatisticaldocumentsanddatabases(e.g.,EIAfuelconsumptionreports,industrytradepublications,andcommerciallypublishedbusinessdirectoriesandjournals).  Inmanyinstances,conversionfactorsmustbeappliedtoconvertreportedconsumptionorproductionvaluesintounitsthatcorrespondtotheemissionfactorthroughputunits.Forexample,anemissionfactorforcoalconsumptionmaybegiveninpoundsofpollutantemittedpermillionBritishthermalunits(MMBtu)whiletheactivitydataareavailableonlyintonsofcoalperhour.Inordertoestimateemissions,aconversionfactorisneeded.TheheatingvalueofthefuelinMMBtupertonprovidesthenecessaryconversion.Inthiscase,theemissionequationwouldbe:   `  E=A*EF*Cwhere:  E ` = emissionestimateinlbs/hr 6   A ` = activitylevel=fuelconsumptionintons/hr H   EF ` = emissionfactorinlbs/MMBtu    C ` = conversionfactor=heatingvalueinMMBtu/tons  \ Iftheemissionfactororactivitydatainvolvedelectricalpoweroutputorsteamgeneration,anadditionalcorrectionfactor(i.e.,thefractionalefficiencyofthefuelburningequipment)mustbeappliedtoaccountforconversionofheatinputtopoweroutput(electrical)orsteamproduction(thermal). 7.  ReconciliationofExperimentalDesign  F& (a)  CalculationofMainEffectsandInteractions X (   Thecompletemathematicaldescriptionforanyobservationisasfollows:c-` 0  `E##xd;# c (#(#   (#(#Sinceanapplicationofthisexperimentforthethreemainfactorshavefixedlevels,thedistinctionofthemainmodelforthisexperimentisthatforthefixedmodel.Inafixedmodel,thelevelsforeachfactordonotvary.Ananomalytothisparticularexperimentisthatfactorswithinthismainbreakdownoffixedfactorsarerandom.Manysetsofdatapresentamixtureofthesetwoclasses h+&8 ofproblems(i.e.,fixedeffectsandrandomeffects),thereforecreatingamixedmodel.Theobviousdifferencebetweenafixedeffectandarandomeffectisthatrandomeffectsvarywithselection.Thefixedeffectsandrandomeffectsforthisexperimentareidentifiedinthetablebelow.*xm` d.ddd pdd p\m^(#(#x, dd , dd +  $ll 8  $&  #ؑXXEn9#&A%ؑSource ?ll,!  "ll ?Effect ;l,!  "ll ;#ؑ%&Avp#MechanicalSO2Control ?l,! \ "l ?Fixed ;l,! \ "l ;CoalType ?l,!T  "l ?Fixed ;l,!T "l ;ESPControl ?l,! "l ?Fixed ;l,! "l ;PlantTested ?l,!4 "l ?Random ;l,!4 "l ;Inlet/OutletSampleLocations ?l,!,| "l ?Fixed =ll,!,| "l =TestConducted ?ll,!t "ll ?Random' Gp1'%t "  ll 1XEXؑ  Calculationsspecificforafixedmodelandamixedmodeloftheexpectedvaluesofmean f squaresforfactorialexperimentscanbefoundinmanyappliedstatisticstexts.Acommon,highlyregardedreferencecanbefoundonpage356ofRobertG.D.SteelsandJamesH.TorriesbooktitledPrinciplesandProceduresofStatistics:ABiometricalApproach.    Duetotheexpectedcollapseofsomeofthecategories(becauseofnounitsinthecategory),finalmodelscannotbepresenteduntilproperinformationtoclassifyeachfacilityiscollectedasdescribedinPartAofthisICR.(b)  CorrelationBetweenCoalSamplingandMercurySpeciation d&   Theanalysisofcovarianceisconcernedwithtwoormoremeasuredvariableswhereanymeasurableindependentvariableisnotatpredeterminedlevelsasinafactorialexperiment.Althoughthemaineffectsandinteractionsofourexperimentaldesignwereanalyzedthroughaclassicalfactorialexperiment,therelationshipbetweenthesefactorsandtheamountofmercuryfoundinthecoalcanberepresentedthroughlinearcovariance.Oneofthemostimportantusesofcovarianceanalysisistoassistintheinterpretationofdata,especiallywithregardtothenatureoftreatmenteffects.Covarianceasameansofcontrollingerrorandadjustingtreatmentmeansisintendedforuseprimarilywhentheindependentvariablemeasuresenvironmentaleffectsandisnotinfluencedbytreatments.Ifitisinfluenced,however,theinterpretationofthedataischanged.Covariancemustbeusedwithcaution,butishighlyeffectivewhenappliedproperly. +8':   Ananalysisofcovarianceisflexibleenoughtoallowconclusionstobedrawnregardinganindividualindependentvariable(e.g.,mercuryorchlorine)oracombinationofindependentvariables(e.g.,mercuryandchlorine).Theresultsfromthisanalysiswillbefactoredintotheaforementionedemissionfactorequationstocreatefactorsformercuryspeciationasitrelatestoasfiredcoal.IntheaforementionedtextbySteelandTorrie,Chapter17(pages401437)presentsacompletediscussionontheseusesoftheanalysisofcovariancewithrespectiveassumptionsandformulasthatarerequiredforproperapplication. & & 8.  ResponseRates  ^    Sincetheinformationwillberequestedpursuanttotheauthorityofsection114oftheAct,EPAexpectsthatallrespondentsrequestedtosubmitinformationwilldo_so.'&^4~  "r  8њTRP$'3 Letter LandscapeX3' Standard'3 Letter Landscape3' LetterTњ0X4tNTABLE1.0 ` ELECTRICUTILITYSTEAMGENERATINGICRRESPONDENTBURDENHOURESTIMATETOTAL kؑXXEzؑ_z  2      ` .` . *xmd` d dd dd m..x, dd ,dd ,dd ,dd ,dd ,dd ,edd ,9dd ,dd +  & H 0&&F %_Collectionactivities =3!x" =Burdenhours$ k_ %&F______z_zzzz_z  3      F<*x" 00  0F#__փ# 6,!" 6Technicalhoursperoccurrence ' \" 'Occurrencesperrespondent ' \ " 'Technicalhoursperrespondent ' \" 'Respondents '" 'Technicalhours '\" 'Managementhours '\" 'Clericalhours * \" *Total 6,'" 00  6Ѐ1.Readinstructions. NDP  ?0.5?N0.5 g]3P " ?0.5 ?  ?1?g1 dZ1P "  ?1 ?  @@?d0.5 mc0P "  @@ ? 0@1100P0@m1,100 si:P "P 0@1100 0@  @@P0@s550 ~t6P "P  @@ 0@ "@@?.05"P;@~28 EP "P "@@?.05" ;@ !@@?.1!PK@55 vDP "P !@@?.1! K@  0Pă@633 TJEP "P  0 ă@ TЀ2.CompleteandsubmitPartI. ND   ?0.5?N0.5 g]3 !" ?0.5 ?  ?1?g1 dZ1 ""  ?1 ?  @@?d0.5 mc0 #"  @@ ? 0@1100P0@m1,100 si: $"P 0@1100 0@  @@P0@s550 ~t6 %"P  @@ 0@ "@@?.05"P;@~28 E &"P "@@?.05" ;@ !@@?.1!PK@55 vD '"P !@@?.1! K@  0Pă@633 TJE ("P  0 ă@ TЀ3.Secureemissiontestcontractor/reviewproposal. SI *  D@40PD@S40 lb8 (+"P  D@40 D@  ?1?l1 j`1 (,"  ?1 ?  @@PD@j40 qg6 (-"P  @@ D@  T@83PT@q83 k____z_zzzz_z  4      qg8 (."P  T@83 T@  @@P@q3,320 ~t6 (/"P  @@ @ "@@?.05"Pd@~166 E (0"P "@@?.05" d@ !@@?.1!Pt@332 vD (1"P !@@?.1! t@  0Pԭ@3,818 TJE (2"P  0 ԭ@ TЀ4.Coalsamplingwithstacktesting.L k____z_zzzz_z  5      TJ 3 ?0.5Q?T0.5 mc9 4"Q ?0.5 ?  @3@m3 dZ1 5"  @3 @  @@?d1.5 ka0 6"  @@ ?  R@75PR@k75 qg8 7"P  R@75 R@  @@P \@q113 ~t6 8"P  @@  \@ "@@?.05"P@~6 E 9"P "@@?.05" @ !@@?.1!P&@11 vD :"P !@@?.1! &@  0P,`@129 TJE ;"P  0 ,`@ TЀ5.Conductcoalanalyses. XN` < &K?0.79051R&K?X0.79 si=` ="R &K?0.79051 &K? c@156c@s156 k____z_zzzz_z  6       lb3` >" c@156 c@  @@RGɫs^@l123.32 rh6` ?"R  @@ Gɫs^@ @766P@r766 rh9` @"P @766 @  @@P@r94,463 ~t6` A"P  @@ @ "@@?.05"PO 4#s@~4,723 E` B"P "@@?.05" O 4#s@ !@@?.1!PO 4#s@9,446 vD` C"P !@@?.1! O 4#s@  0P!4@108,632 TJE` D"P  0 !4@ TЀ6.Coalanalyseswithstacksampling. WMT E &K?.79051R&K?W0.79 pf<T F"R &K?.79051 &K?  @3@p3 j`1T G"  @3 @  @@R{@j2.37 qg6T H"R  @@ {@  R@75PR@q75 qg8T I"P  R@75 R@  @@P&1;f@q178 ~t6T J"P  @@ &1;f@ "@@?.05"P!lV!@~9 ET K"P "@@?.05" !lV!@ !@@?.1!P!lV1@18 vDT L"P !@@?.1! !lV1@  0P@~30 Er"P "@@?.05" >@ !@@?.1!PN@60 vDs"P !@@?.1! N@  0P@690 TJEt"P  0 @ T11.Submitcoalanalysisdata. LBu  ?1?L1 e[1v"  ?1 ?  @4@e4 dZ1w"  @4 @  @@@d4 lb0x"  @@ @ @766P@l766 rh9y"P @766 @  @@P@r3,064 ~t6z"P  @@ @ "@@?.05"Pgffff&c@~153 E{"P "@@?.05" gffff&c@ !@@?.1!Pgffff&s@306 vD|"P !@@?.1! gffff&s@  0P33333@3,524 TJE}"P  0 33333@ T12.Submitstacksamplingdata. RHL~  ?1P?R1 ka7L"P  ?1 ?  ?1?k1 j`1L"  ?1 ?  @@P?j1 qg6L"P  @@ ?  R@75PR@q75 qg8L"P  R@75 R@  @@PR@q75 ~t6L"P  @@ R@ "@@?.05"P@~4 EL"P "@@?.05" @ !@@?.1!P@8 vDL"P !@@?.1! @  0PU@86 TJEL"P  0 U@ TTOTAL '@  ' '@ ' TJ@  0R1Z@T672.19 ZPE@"R  0 1Z@ PZ ZP@P  0P.AZ161,849 wE@"P  0 .A  0P,T7u@8,092 wE@"P  0 ,T7u@  0P,T7u@16,185 wE@"P  0 ,T7u@  0Pį(tA 186,127UKI@"P  0  į(tA  U0X$ 08 0  X3X_TABLE2.0 ` ELECTRICUTILITYSTEAMGENERATINGICRRESPONDENTBURDENCOSTESTIMATETOTAL` .` . *md d dd dd dd dd dd dd edd e9dd 9dd m.., dd ,dd ,dd ,dd ,dd ,dd ,dd ,dd ,dd +  #  0##_XX3#&F %_Collectionactivities +!" +Cost 4*" 00  04#_ %&F#X3X_ '4" '#_XX3T#Technical 4 hoursperoccurrence 'T" 'Occurrencesperrespondent 'T " 'Technicalhoursperrespondent 'T" 'Respondents '4" 'Technical,at$47.45 k____z_zzzz_z  7       '" 'Management,at$57.27 k____z_zzzz_z  8       '" 'Clerical,at$26.96 '" 'y(_Total $4" 00 $#_(y#Ԁ1.Readinstructions. ?5   ?0.5??0.5 g]3 " ?0.5 ?  ?1?g1 dZ1 "  ?1 ?  @@?d0.5 mc0 "  @@ ? 0@1100P0@m1,100 z: "P 0@1100 0@ $@@G@47.45$P`|@$26,098 G "P $@@G@47.45$ `|@ 3+@@?.05(\L@57.273P4333@$1,575 V "P 3+@@?.05(\L@57.273 4333@ 2*@@?.1(\:@26.962P33333+@$1,483 U "P 2*@@?.1(\:@26.962 33333+@  0Pffffx@$29,155 B86 "P  0 ffffx@ BЀ2.CompleteandsubmitPartI. ?5    ?0.5??0.5 g]3 !" ?0.5 ?  ?1?g1 dZ1 ""  ?1 ?  @@?d0.5 mc0 #"  @@ ? 0@1100P0@m1,100 z: $"P 0@1100 0@ $@@G@47.45$P`|@$26,098 G %"P $@@G@47.45$ `|@ 3+@@?.05(\L@57.273P4333@$1,575 V &"P 3+@@?.05(\L@57.273 4333@ 2*@@?.1(\:@26.962P33333+@$1,483 U '"P 2*@@?.1(\:@26.962 33333+@  0Pffffx@$29,155 B86 ("P  0 ffffx@ BЀ3.Secureemissiontestcontractor/reviewproposal. D:   *  D@40PD@D40 lb8 `+"P  D@40 D@  ?1?l1 j`1 `,"  ?1 ?  @@PD@j40 qg6 `-"P  @@ D@  T@83PT@q83 x8 `."P  T@83 T@ $@@G@47.45$P:A$157,534 G `/"P $@@G@47.45$ :A 3+@@?.05(\L@57.273P\h@$9,507 V `0"P 3+@@?.05(\L@57.273 \h@ 2*@@?.1(\:@26.962P(\{@$8,951 U `1"P 2*@@?.1(\:@26.962 (\{@  0PQ{A$175,992 B86 `2"P  0 Q{A BЀ4.Coalsamplingwithstacktesting. k____z_zzzz_z  8      E; T 3 ?0.5Q?E0.5 mc9T 4"Q ?0.5 ?  @3@m3 dZ1T 5"  @3 @  @@?d1.5 ka0T 6"  @@ ?  R@75PR@k75 x8T 7"P  R@75 R@ $@@G@47.45$P ڴ@$5,338 GT 8"P $@@G@47.45$  ڴ@ 3+@@?.05(\L@57.273PL"t@$322 VT 9"P 3+@@?.05(\L@57.273 L"t@ 2*@@?.1(\:@26.962Pr@$303 UT :"P 2*@@?.1(\:@26.962 r@  0PK@$5,964 B86T ;"P  0 K@ BЀ5.Conductcoalanalyses. I? X < &K?0.79051R&K?I0.79 si=X ="R &K?0.79051 &K? c@156c@s156 lb3X >" c@156 c@  @@RGɫs^@l123.32 rh6X ?"R  @@ Gɫs^@ @766P@r766 w9X @"P @766 @ "@@[@110"PKDcA$10,390,906t k____z_zzzz_z  9       EX A"P "@@[@110" KDcA 1)@@?.05[@1101Pv9A$519,545 TX B"P 1)@@?.05[@1101 v9A 0(@@?.1[@1100Pv9/A$1,039,091 SX C"P 0(@@?.1[@1100 v9/A  0Pp lfA$11,949,542 B86X D"P  0 p lfA BЀ6.Coalanalyseswithstacksampling. H>  E &K?.79051R&K?H0.79 pf< F"R &K?.79051 &K?  @3@p3 j`1 G"  @3 @  @@R{@j2.37 qg6 H"R  @@ {@  R@75PR@q75 v8 I"P  R@75 R@ "@@[@110"Pp= G@$19,565 E J"P "@@[@110" p= G@ 1)@@?.05[@1101PC @$978 T K"P 1)@@?.05[@1101 C @ 0(@@?.1[@1100PC @$1,957 S L"P 0(@@?.1[@1100 C @  0Pt@$22,500 B86 M"P  0 t@ BЀ7.Conductstacktesting. E;  N 0{@435P0{@E435 mc9 O"P 0{@435 0{@  ?1?m1 j`1 P"  ?1 ?  @@P0{@j435 qg6 Q"P  @@ 0{@  R@75PR@q75 u8 R"P  R@75 R@ !@@T@80!PCA$2,610,000 k____z_zzzz_z  10      D S"P !@@T@80! CA 0(@@?.05T@800P@@$130,500 S T"P 0(@@?.05T@800 @@ /'@@?.1T@80/P@A$261,000 R U"P /'@@?.1T@80/ @A  0PNFA$3,001,500 B86 V"P  0 NFA BЀ8.Supervisestacktesting. >4 $dW  8@248@>24 f\2$dX"  8@24 8@  ?1?f1 dZ1$dY"  ?1 ?  @@8@d24 ka0$dZ"  @@ 8@  R@75PR@k75 x8$d["P  R@75 R@ $@@G@47.45$P @$85,410 G$d\"P $@@G@47.45$  @ 3+@@?.05(\L@57.273PL"@$5,154 V$d]"P 3+@@?.05(\L@57.273 L"@ 2*@@?.1(\:@26.962P@$4,853 U$d^"P 2*@@?.1(\:@26.962 @  0PK@$95,417 B86$d_"P  0 K@ BЀ9.Process/compile/reviewcoalsamplingdataforaccuracy/completeness/adjustmentofcollectionfrequency. =3 b   @8 @=8 e[1hc"   @8  @  @4@e4 dZ1hd"  @4 @  @@@@d32 lb0he"  @@ @@ @766P@l766 y9hf"P @766 @ $@@G@47.45$PgfffV1A$1,163,094 Ghg"P $@@G@47.45$ gfffV1A 3+@@?.05(\L@57.273P"@$70,190 Vhh"P 3+@@?.05(\L@57.273 "@ 2*@@?.1(\:@26.962PʡE"@$66,084 Uhi"P 2*@@?.1(\:@26.962 ʡE"@  0P/ݨ3A$1,299,369 B86hj"P  0 /ݨ3A B10.Reviewemissionstackdataforaccuracyandcompleteness. C9 l   @8P @C8 ka7 Lm"P   @8  @  ?1?k1 j`1 Ln"  ?1 ?  @@P @j8 qg6 Lo"P  @@  @  R@75PR@q75 x8 Lp"P  R@75 R@ $@@G@47.45$P@$28,470 G Lq"P $@@G@47.45$ @ 3+@@?.05(\L@57.273Pgffffؚ@$1,718 V Lr"P 3+@@?.05(\L@57.273 gffffؚ@ 2*@@?.1(\:@26.962PgffffF@$1,618 U Ls"P 2*@@?.1(\:@26.962 gffffF@  0Pl@$31,806 B86 Lt"P  0 l@ B11.Submitcoalanalysisdata. =3 @u  ?1?=1 e[1@v"  ?1 ?  @4@e4 dZ1@w"  @4 @  @@@d4 lb0@x"  @@ @ @766P@l766 y9@y"P @766 @ $@@G@47.45$PgfffVA$145,387 G@z"P $@@G@47.45$ gfffVA 3+@@?.05(\L@57.273P"@$8,774 V@{"P 3+@@?.05(\L@57.273 "@ 2*@@?.1(\:@26.962PʡE"@$8,261 U@|"P 2*@@?.1(\:@26.962 ʡE"@  0P/ݨA$162,421 B86@}"P  0 /ݨA B12.Submitstacksamplingdata. C9 D~  ?1P?C1 ka7D"P  ?1 ?  ?1?k1 j`1D"  ?1 ?  @@P?j1 qg6D"P  @@ ?  R@75PR@q75 x8D"P  R@75 R@ $@@G@47.45$Pͫ@$3,559 GD"P $@@G@47.45$ ͫ@ 3+@@?.05(\L@57.273Pgffffj@$215 VD"P 3+@@?.05(\L@57.273 gffffj@ 2*@@?.1(\:@26.962PgffffFi@$202 UD"P 2*@@?.1(\:@26.962 gffffFi@  0Pl@$3,976 B86D"P  0 l@ BTOTAL       B8   0R1Z@B672.19 H>6"R  0 1Z@ PH P        B8   0P38pAB$16,806,796F<:"P  0  38pA F4tN% 48 4  X3X_TABLE3.0 ` ELECTRICUTILITYSTEAMGENERATINGICREPABURDENHOURESTIMATE` .` . *md d dd dd dd dd dd dd dd dd dd m.., dd ,dd ,dd ,dd ,dd ,dd ,edd ,9dd ,dd +    #_XX3#&F %_Collectionactivities +!4" +Burdenhours#_ %&F#y(_ k_(y______z_zzzz_z  11      #__#&F %_ * 4" *#_ %&F#X3X_ 'L" '#_XX3 #Technical L hoursperoccurrence ' " 'Occurrencesperrespondent '  " 'Technicalhoursperrespondent ' " 'Respondents 'L" 'Technicalhours 'L" 'Managementhours 'L" 'Clericalhours 'L" 'Total L" Ѐ1.Developquestionnaire. >4  @  T@80T@>80 f\2 @"  T@80 T@  ?1?f1 dZ1 @"  ?1 ?  @@T@d80 j`0 @"  @@ T@  ?1P?j1 pf7 @"P  ?1 ?  @@PT@p80 u6 @"P  @@ T@ #@@?0.05#P@4 F @"P #@@?0.05# @ !@@?.1!P @8 }sD @"P !@@?.1!  @  0PW@}92 B86 @"P  0 W@ BЀ2.ReviewandanalyzePartIresponses. =3 4    ?1?=1 e[14 !"  ?1 ?  ?1?e1 dZ14 ""  ?1 ?  @@?d1 mc04 #"  @@ ? 0@1100P0@m1,100 si:4 $"P 0@1100 0@  @@P0@s1,100 u64 %"P  @@ 0@ #@@?0.05#PK@55 F4 &"P #@@?0.05# K@ !@@?.1!P[@110 }sD4 '"P !@@?.1! [@  0Pē@}1,265 B864 ("P  0 ē@ BЀ3.Determinesitestobeemissiontested. =3 x )   @8 @=8 e[1x *"   @8  @  ?1?e1 dZ1x +"  ?1 ?  @@ @d8 j`0x ,"  @@  @  ?1P?j1 pf7x -"P  ?1 ?  @@P @p8 u6x ."P  @@  @ #@@?0.05#P?0 Fx /"P #@@?0.05# ? !@@?.1!P?1 }sDx 0"P !@@?.1! ?  0Pgfffff"@}9 B86x 1"P  0 gfffff"@ BЀ4.DevelopgenericQAPP. >4  2  D@40D@>40 f\2 3"  D@40 D@  ?1?f1 dZ1 4"  ?1 ?  @@D@d40 j`0 5"  @@ D@  ?1P?j1 pf7 6"P  ?1 ?  @@PD@p40 u6 7"P  @@ D@ #@@?0.05#P@2 F 8"P #@@?0.05# @ !@@?.1!P@4 }sD 9"P !@@?.1! @  0PG@}46 B86 :"P  0 G@ BЀ5.Reviewandcommentonemissionsamplingtestplans. C9  <  @4P@C4 ka7P ="P  @4 @  ?1?k1 j`1P >"  ?1 ?  @@P@j4 qg6P ?"P  @@ @  T@83PT@q83$ k____z_zzzz_z  12      qg8P @"P  T@83 T@  @@Pt@q332 u6P A"P  @@ t@ #@@?0.05#P0@17 FP B"P #@@?0.05# 0@ !@@?.1!P@@33 }sDP C"P !@@?.1! @@  0Pw@}382 B86P D"P  0 w@ BЀ6.Answerrespondentquestions. @6 D E ?0.25?@0.25 h^4D F" ?0.25 ?  ?1?h1 dZ1D G"  ?1 ?  @@?d0.25 lb0D H"  @@ ? [@110P[@l110 k____z_zzzz_z  13      rh9D I"P [@110 [@  @@P;@r28 u6D J"P  @@ ;@ #@@?0.05#P?1 FD K"P #@@?0.05# ? !@@?.1!P@3 }sDD L"P !@@?.1! @  0P?@}32 B86D M"P  0 ?@ BЀ7.Auditstacktests. D: 8N  D@40PD@D40 lb88O"P  D@40 D@  ?1?l1 j`18P"  ?1 ?  @@PD@j40 pf68Q"P  @@ D@  @5P@p5 pf78R"P  @5 @  @@Pi@p200 u68S"P  @@ i@ #@@?0.05#P$@10 F8T"P #@@?0.05# $@ !@@?.1!P4@20 }sD8U"P !@@?.1! 4@  0Pl@}230 B868V"P  0 l@ BЀ8.Reviewcoalanalysisdataforaccuracy/completeness/adjustmentofcollectionfrequency. =3 ,Y   @8 @=8 e[1|Z"   @8  @  ?1?e1 dZ1|["  ?1 ?  @@ @d8 mc0|\"  @@  @ 0@1100P0@m1,100 si:|]"P 0@1100 0@  @@P0@s8,800 u6|^"P  @@ 0@ #@@?0.05#P{@440 F|_"P #@@?0.05# {@ !@@?.1!P@880 }sD|`"P !@@?.1! @  0P@}10,120 B86|a"P  0 @ BЀ9.Reviewstackdataforaccuracyandcompleteness. D:  c  0@16P0@D16 lb8 pd"P  0@16 0@  ?1?l1 j`1 pe"  ?1 ?  @@P0@j16 qg6 pf"P  @@ 0@  R@75PR@q75 qg8 pg"P  R@75 R@  @@P@q1,200 u6 ph"P  @@ @ #@@?0.05#PN@60 F pi"P #@@?0.05# N@ !@@?.1!P^@120 }sD pj"P !@@?.1! ^@  0P@}1,380 B86 pk"P  0 @ B10.Analyzecoalanalysisdata. >4 dl  (@12(@>12 f\2dm"  (@12 (@  @4@f4 dZ1dn"  @4 @  @@H@d48 mc0do"  @@ H@ 0@1100P0@m1,100 si:dp"P 0@1100 0@  @@P@s52,800 u6dq"P  @@ @ #@@?0.05#P@2,640 Fdr"P #@@?0.05# @ !@@?.1!P@5,280 }sDds"P !@@?.1! @  0P@}60,720 B86dt"P  0 @ B11.Analyzestacksamplingdata. D: Xu  D@40PD@D40 lb8Xv"P  D@40 D@  ?1?l1 j`1Xw"  ?1 ?  @@PD@j40 qg6Xx"P  @@ D@  R@75PR@q75 qg8Xy"P  R@75 R@  @@Pp@q3,000 u6Xz"P  @@ p@ #@@?0.05#Pb@150 FX{"P #@@?0.05# b@ !@@?.1!Pr@300 }sDX|"P !@@?.1! r@  0P@}3,450 B86X}"P  0 @ B12.Analyzerequestsforconfidentiality. =3 ~  ?1?=1 e[1"  ?1 ?  ?1?e1 dZ1"  ?1 ?  @@?d1 lb0"  @@ ? [@110P[@l110L k____z_zzzz_z  14      rh9"P [@110 [@  @@P[@r110 u6"P  @@ [@ #@@?0.05#P@6 F"P #@@?0.05# @ !@@?.1!P&@11 }sD"P !@@?.1! &@  0P_@}127 B86"P  0 _@ BTOTAL  0   0  B8 0  0Rq@B286.25 B860"R  0 q@ B B8 0  0P@B67,698 oe60"P  0 @  0Pq@o3,385 oe60"P  0 q@  0Pq@o6,770 oe60"P  0 q@  0P@o77,852F<:0"P  0  @ F_X3X_TABLE4.0 ` ELECTRICUTILITYSTEAMGENERATINGICREPABURDENCOSTESTIMATE` .` . *md d dd dd dd dd dd dd edd e9dd 9dd m.., dd ,dd ,dd ,dd ,dd ,dd ,edd ,9dd ,dd +    #_XX3r@#&F %_Collectionactivities +!4" +Cost kX3X %&FX3XXX3X3XXX3X3XXX3_XX3______z_zzzzzzzzzzzz_z  15      * 4" * 'L" 'Technicalhoursperoccurrence ' " 'Occurrencesperrespondent '  " 'Technicalhoursperrespondent ' " 'Respondents 'L" 'Technical,at$40.33 'L" 'Management,at$66.66 'L" 'Clerical,at$22.73 'L" 'Total L" Ѐ1.Developquestionnaire. >4  @  T@80T@>80 f\2 @"  T@80 T@  ?1?f1 dZ1 @"  ?1 ?  @@T@d80 j`0 @"  @@ T@  ?1P?j1 w7 @"P  ?1 ? $@@ ףp=*D@40.33$P4@$3,226 G @"P $@@ ףp=*D@40.33$ 4@ 4,@@?0.05 ףp=P@66.664P ףp=p@$267 W @"P 4,@@?0.05 ףp=P@66.664  ףp=p@ 2*@@?.1{G6@22.732P{Gf@$182 U @"P 2*@@?.1{G6@22.732 {Gf@  0P(\µ@$3,675 B86 @"P  0 (\µ@ BЀ2.ReviewandanalyzePartIresponses. =3 4    ?1?=1 e[14 !"  ?1 ?  ?1?e1 dZ14 ""  ?1 ?  @@?d1 mc04 #"  @@ ? 0@1100P0@m1,100 z:4 $"P 0@1100 0@ $@@ ףp=*D@40.33$P`@$44,363 G4 %"P $@@ ףp=*D@40.33$ `@ 4,@@?0.05 ףp=P@66.664P@$3,666 W4 &"P 4,@@?0.05 ףp=P@66.664 @ 2*@@?.1{G6@22.732P@$2,500 U4 '"P 2*@@?.1{G6@22.732 @  0P43333@$50,530 B864 ("P  0 43333@ BЀ3.Determinesitestobeemissiontested. =3 x )   @8 @=8 e[1x *"   @8  @  ?1?e1 dZ1x +"  ?1 ?  @@ @d8 j`0x ,"  @@  @  ?1P?j1 w7x -"P  ?1 ? $@@ ףp=*D@40.33$P ףp=*t@$323 Gx ."P $@@ ףp=*D@40.33$  ףp=*t@ 4,@@?0.05 ףp=P@66.664PDl:@$27 Wx /"P 4,@@?0.05 ףp=P@66.664 Dl:@ 2*@@?.1{G6@22.732Pv/2@$18 Ux 0"P 2*@@?.1{G6@22.732 v/2@  0P+v@$367 B86x 1"P  0 +v@ BЀ4.DevelopgenericQAPP. >4  2  D@40D@>40 f\2 3"  D@40 D@  ?1?f1 dZ1 4"  ?1 ?  @@D@d40 j`0 5"  @@ D@  ?1P?j1 w7 6"P  ?1 ? $@@ ףp=*D@40.33$P4@$1,613 G 7"P $@@ ףp=*D@40.33$ 4@ 4,@@?0.05 ףp=P@66.664P ףp=`@$133 W 8"P 4,@@?0.05 ףp=P@66.664  ףp=`@ 2*@@?.1{G6@22.732P{GV@$91 U 9"P 2*@@?.1{G6@22.732 {GV@  0P(\µ@$1,837 B86 :"P  0 (\µ@ BЀ5.Reviewandcommentonemissionsamplingtestplans. C9  <  @4P@C4 ka7P ="P  @4 @  ?1?k1 j`1P >"  ?1 ?  @@P@j4 qg6P ?"P  @@ @  T@83PT@q83 x8P @"P  T@83 T@ $@@ ףp=*D@40.33$Pz&@$13,390 GP A"P $@@ ףp=*D@40.33$ z&@ 4,@@?0.05 ףp=P@66.664PNbX9J@$1,107 WP B"P 4,@@?0.05 ףp=P@66.664 NbX9J@ 2*@@?.1{G6@22.732P +@$755 UP C"P 2*@@?.1{G6@22.732  +@  0PL7A`@$15,251 B86P D"P  0 L7A`@ BЀ6.Answerrespondentquestions. @6 D E ?0.25?@0.25 h^4D F" ?0.25 ?  ?1?h1 dZ1D G"  ?1 ?  @@?d0.25 lb0D H"  @@ ? [@110P[@l110 y9D I"P [@110 [@ $@@ ףp=*D@40.33$PLT@$1,109 GD J"P $@@ ףp=*D@40.33$ LT@ 4,@@?0.05 ףp=P@66.664PGzV@$92 WD K"P 4,@@?0.05 ףp=P@66.664 GzV@ 2*@@?.1{G6@22.732P)\@O@$63 UD L"P 2*@@?.1{G6@22.732 )\@O@  0P)\@$1,263 B86D M"P  0 )\@ BЀ7.Auditstacktests. D: 8N  D@40PD@D40 lb88O"P  D@40 D@  ?1?l1 j`18P"  ?1 ?  @@PD@j40 pf68Q"P  @@ D@  @5P@p5 78R"P  @5 @ A9@@ ףp=*D@40.33@5@@1000AP@$13,066 k________z_zzzzzzzzzzzz_z  16      d8S"P A9@@ ףp=*D@40.33@5@@1000A @ 4,@@?0.05 ףp=P@66.664PԄ@$667 W8T"P 4,@@?0.05 ףp=P@66.664 Ԅ@ 2*@@?.1{G6@22.732Pi|@$455 U8U"P 2*@@?.1{G6@22.732 i|@  0P@$14,187 B868V"P  0 @ BЀ8.Reviewcoalanalysisdataforaccuracy/completeness/adjustmentofcollectionfrequency. =3 ,Y   @8 @=8 e[1|Z"   @8  @  ?1?e1 dZ1|["  ?1 ?  @@ @d8 mc0|\"  @@  @ 0@1100P0@m1,100 z:|]"P 0@1100 0@ $@@ ףp=*D@40.33$P`A$354,904 G|^"P $@@ ףp=*D@40.33$ `A 4,@@?0.05 ףp=P@66.664P@$29,330 W|_"P 4,@@?0.05 ףp=P@66.664 @ 2*@@?.1{G6@22.732P@$20,002 U|`"P 2*@@?.1{G6@22.732 @  0P43333A$404,237 B86|a"P  0 43333A BЀ9.Reviewstackdataforaccuracyandcompleteness. D:  c  0@16P0@D16 lb8 pd"P  0@16 0@  ?1?l1 j`1 pe"  ?1 ?  @@P0@j16 qg6 pf"P  @@ 0@  R@75PR@q75 x8 pg"P  R@75 R@ $@@ ףp=*D@40.33$P@$48,396 G ph"P $@@ ףp=*D@40.33$ @ 4,@@?0.05 ףp=P@66.664P33333?@$4,000 W pi"P 4,@@?0.05 ףp=P@66.664 33333?@ 2*@@?.1{G6@22.732P33333O@$2,728 U pj"P 2*@@?.1{G6@22.732 33333O@  0Pfffff@$55,123 B86 pk"P  0 fffff@ B10.Analyzecoalsamplingdata. >4 dl  (@12(@>12 f\2dm"  (@12 (@  @4@f4 dZ1dn"  @4 @  @@H@d48 mc0do"  @@ H@ 0@1100P0@m1,100 z:dp"P 0@1100 0@ $@@ ףp=*D@40.33$P?@A$2,129,424 Gdq"P $@@ ףp=*D@40.33$ ?@A 4,@@?0.05 ףp=P@66.664P3333s{A$175,982 Wdr"P 4,@@?0.05 ףp=P@66.664 3333s{A 2*@@?.1{G6@22.732PgfffL@$120,014 Uds"P 2*@@?.1{G6@22.732 gfffL@  0Pffff&BA$2,425,421 B86dt"P  0 ffff&BA B11.Analyzestacksamplingdata. D: Xu  D@40PD@D40 lb8Xv"P  D@40 D@  ?1?l1 j`1Xw"  ?1 ?  @@PD@j40 qg6Xx"P  @@ D@  R@75PR@q75 x8Xy"P  R@75 R@ $@@ ףp=*D@40.33$P@$120,990 GXz"P $@@ ףp=*D@40.33$ @ 4,@@?0.05 ףp=P@66.664P@$9,999 WX{"P 4,@@?0.05 ףp=P@66.664 @ 2*@@?.1{G6@22.732P@$6,819 UX|"P 2*@@?.1{G6@22.732 @  0PA$137,808 B86X}"P  0 A B12.Analyzerequestsforconfidentiality. =3 ~  ?1?=1 e[1"  ?1 ?  ?1?e1 dZ1"  ?1 ?  @@?d1 lb0"  @@ ? [@110P[@l110 y9"P [@110 [@ $@@ ףp=*D@40.33$PLT@$4,436 G"P $@@ ףp=*D@40.33$ LT@ 4,@@?0.05 ףp=P@66.664PGzv@$367 W"P 4,@@?0.05 ףp=P@66.664 Gzv@ 2*@@?.1{G6@22.732P)\@o@$250 U"P 2*@@?.1{G6@22.732 )\@o@  0P)\@$5,053 B86"P  0 )\@ BTOTAL  0   0  B8 0  0Rq@B286.25 B860"R  0 q@ B  0   0   0  B8 0  0Pz.GAB $3,114,752F<:0"P  0  z.GA F#__?C#X3X_TABLE5.0 ` ELECTRICUTILITYSTEAMGENERATINGICRRESPONDENTBURDENHOURESTIMATEMERCURY   CONTENTANDCOALUSEDATACOMPONENT ` .` . *md d dd dd dd dd dd dd edd e9dd 9dd m.., dd ,dd ,dd ,dd ,dd ,dd ,edd ,9dd ,dd +  # h 0##_XX3#&F %_Collectionactivities +!" +Burdenhours#_ %&F#y(_ k_(y______z_zzzz_z  17      #__.#&F %_ 4*" 00  04#_ %&F#X3X_ '" '#_XX32#Technical  hoursperoccurrence ', | " 'Occurrencesperrespondent ', | " 'Technicalhoursperrespondent ', |" 'Respondents '" 'Technicalhours '| " 'Managementhours '| " 'Clericalhours '| " 'Total $" 00 $Ѐ1.Readinstructions. 2( p  # 20 ZP&p " #   ?1?Z1 dZ1p "  ?1 ?  @@d0 lb0p "  @@  @766P@l766 rh9p "P @766 @  @@Pr0 ~t6p "P  @@  "@@?.05"P~0 Ep "P "@@?.05"  !@@?.1!P0 }sDp "P !@@?.1!   0P}0 B86p  "P  0  BЀ2.Conductcoalanalyses. I?  ! &K?0.79051R&K?I0.79 si= ""R &K?0.79051 &K? c@156c@s156 lb3 #" c@156 c@  @@RGɫs^@l123.32 rh6 $"R  @@ Gɫs^@ @766P@r766 rh9 %"P @766 @  @@P@r94,463 ~t6 &"P  @@ @ "@@?.05"PO 4#s@~4,723 E '"P "@@?.05" O 4#s@ !@@?.1!PO 4#s@9,446 }sD ("P !@@?.1! O 4#s@  0P!4@}108,632 B86 )"P  0 !4@ BЀ3.Process/compile/reviewcoalsamplingdataforaccuracy/completeness/adjustmentofcollectionfrequency. =3 X ,   @8 @=8 e[1 H -"   @8  @  @4@e4 dZ1 H ."  @4 @  @@@@d32 lb0 H /"  @@ @@ @766P@l766 rh9 H 0"P @766 @  @@P@r24,512 ~t6 H 1"P  @@ @ "@@?.05"Pgffff&@~1,226 E H 2"P "@@?.05" gffff&@ !@@?.1!Pgffff&@2,451 }sD H 3"P !@@?.1! gffff&@  0P33333@}28,189 B86 H 4"P  0 33333@ BЀ4.Submitcoalanalysisdata. =3  5  ?1?=1 e[1 6"  ?1 ?  @4@e4 dZ1 7"  @4 @  @@@d4 lb0 8"  @@ @ @766P@l766 rh9 9"P @766 @  @@P@r3,064 ~t6 :"P  @@ @ "@@?.05"Pgffff&c@~153 E ;"P "@@?.05" gffff&c@ !@@?.1!Pgffff&s@306 }sD <"P !@@?.1! gffff&s@  0P33333@}3,524 B86 ="P  0 33333@ BTOTAL  0 >   0 ?  B8 0 @  0R9c@B159.32 H>60 A"R  0 9c@ PH H>0 BP  0Pl@H122,039 oe60 C"P  0 l@  0Plշ@o6,102 oe60 D"P  0 lշ@  0Pl@o12,204 oe60 E"P  0 l@  0PĜ!Ao140,345F<:0 F"P  0  Ĝ!A F  F X3X_TABLE6.0 ` ELECTRICUTILITYSTEAMGENERATINGICRRESPONDENTBURDENCOSTESTIMATEMERCURY  CONTENTANDCOALUSEDATACOMPONENT ` .` . *md d dd dd dd dd dd dd edd e9dd 9dd m.., dd ,dd ,dd ,dd ,dd ,edd ,dd ,dd ,dd +  # h 0##_XX3=#&F %_Collectionactivities +!" +Cost 4*" 00  04#_ %&FO#X3X_ '" '#_XX3 #Technical  hoursperoccurrence ', | " 'Occurrencesperrespondent ', | " 'Technicalhoursperrespondent ', |" 'Respondents '" 'Technical,at$47.45 k____z_zzzz_z  18       '| " 'Management,at$57.27 k____z_zzzz_z  19       '| " 'Clerical,at$26.96 k____z_zzzz_z  20       '| " 'y(_Total $" 00 $#_(y#Ԁ1.Readinstructions. 2( p  # 20 ZP&p " #   ?1?Z1 dZ1p "  ?1 ?  @@d0 lb0p "  @@  @766P@l766 y9p "P @766 @ $@@G@47.45$P$0 Gp "P $@@G@47.45$  3+@@?.05(\L@57.273P$0 Vp "P 3+@@?.05(\L@57.273  2*@@?.1(\:@26.962P$0 Up "P 2*@@?.1(\:@26.962   0P$0 B86p  "P  0  BЀ2.Conductcoalanalyses. I?  ! &K?0.79051R&K?I0.79 si= ""R &K?0.79051 &K? c@156c@s156 lb3 #" c@156 c@  @@RGɫs^@l123.32 rh6 $"R  @@ Gɫs^@ @766P@r766 w9 %"P @766 @ "@@[@110"PKDcA$10,390,906 k____z_zzzz_z  21       E &"P "@@[@110" KDcA 1)@@?.05[@1101Pv9A$519,545 T '"P 1)@@?.05[@1101 v9A 0(@@?.1[@1100Pv9/A$1,039,091 S ("P 0(@@?.1[@1100 v9/A  0Pp lfA$11,949,542 B86 )"P  0 p lfA BЀ3.Process/compile/reviewcoalsamplingdataforaccuracy/completeness/adjustmentofcollectionfrequency. =3 X ,   @8 @=8 e[1 H -"   @8  @  @4@e4 dZ1 H ."  @4 @  @@@@d32 lb0 H /"  @@ @@ @766P@l766 y9 H 0"P @766 @ $@@G@47.45$PgfffV1A$1,163,094 G H 1"P $@@G@47.45$ gfffV1A 3+@@?.05(\L@57.273P"@$70,190 V H 2"P 3+@@?.05(\L@57.273 "@ 2*@@?.1(\:@26.962PʡE"@$66,084 U H 3"P 2*@@?.1(\:@26.962 ʡE"@  0P/ݨ3A$1,299,369 B86 H 4"P  0 /ݨ3A BЀ4.Submitcoalanalysisdata. =3  5  ?1?=1 e[1 6"  ?1 ?  @4@e4 dZ1 7"  @4 @  @@@d4 lb0 8"  @@ @ @766P@l766 y9 9"P @766 @ $@@G@47.45$PgfffVA$145,387 G :"P $@@G@47.45$ gfffVA 3+@@?.05(\L@57.273P"@$8,774 V ;"P 3+@@?.05(\L@57.273 "@ 2*@@?.1(\:@26.962PʡE"@$8,261 U <"P 2*@@?.1(\:@26.962 ʡE"@  0P/ݨA$162,421 B86 ="P  0 /ݨA BTOTAL  0 >   0 ?  B8 0 @  0R9c@B159.32 H>60 A"R  0 9c@ PH 0 BP   0 C   0 D  B8 0 E  0P.iAB$13,411,332F<:0 F"P  0  .iA F  F X3X_TABLE7.0 ` ELECTRICUTILITYSTEAMGENERATINGICRRESPONDENTBURDENHOURESTIMATESTACK  TESTINGANDCOALSAMPLINGCOMPONENT ` .` . *md d dd dd dd dd dd edd edd dd dd m.., dd ,dd ,dd ,dd ,dd ,dd ,edd ,9dd ,dd +  # h 0##_XX3#&F %_Collectionactivities +!" +Burdenhours#_ %&F#X3X_ k_XX3__z_zzzz_z  22      4*" 00  04 '" 'Technicalhoursperoccurrence ', | " 'Occurrencesperrespondent ', | " 'Technicalhoursperrespondent ', |" 'Respondents '" 'Technicalhours '| " 'Managementhours '| " 'Clericalhours '| " 'Total $" 00 $Ѐ1.Readinstructions. 2( p  # 20 ZP&p " #   ?1?Z1 dZ1p "  ?1 ?  @@d0 ka0p "  @@   R@75PR@k75 qg8p "P  R@75 R@  @@Pq0 ~t6p "P  @@  "@@?.05"P~0 Ep "P "@@?.05"  !@@?.1!P0 }sDp "P !@@?.1!   0P}0 B86p  "P  0  BЀ2.Securestacktestcontractor/reviewproposal. D: d "  D@40PD@D40 lb8 #"P  D@40 D@  ?1?l1 j`1 $"  ?1 ?  @@PD@j40 qg6 %"P  @@ D@  T@83PT@q83$ k____z_zzzz_z  23      qg8 &"P  T@83 T@  @@P@q3,320 ~t6 '"P  @@ @ "@@?.05"Pd@~166 E ("P "@@?.05" d@ !@@?.1!Pt@332 }sD )"P !@@?.1! t@  0Pԭ@}3,818 B86 *"P  0 ԭ@ BЀ3.Conductcoalsampling. E;  + ?0.5Q?E0.5 mc9 ,"Q ?0.5 ?  @3@m3 dZ1 -"  @3 @  @@?d1.5 ka0 ."  @@ ?  R@75PR@k75 qg8 /"P  R@75 R@  @@P \@q113 ~t6 0"P  @@  \@ "@@?.05"P@~6 E 1"P "@@?.05" @ !@@?.1!P&@11 }sD 2"P !@@?.1! &@  0P,`@}129 B86 3"P  0 ,`@ BЀ4.Conductcoalanalyses. I? < 4 &K?0.79051R&K?I0.79 qg=< 5"R &K?0.79051 &K?  @3@q3 j`1< 6"  @3 @  @@R{@j2.37 qg6< 7"R  @@ {@  R@75PR@q75 qg8< 8"P  R@75 R@  @@P&1;f@q178 ~t6< 9"P  @@ &1;f@ "@@?.05"P!lV!@~9 E< :"P "@@?.05" !lV!@ !@@?.1!P!lV1@18 }sD< ;"P !@@?.1! !lV1@  0P"P 0{@435 0{@  ?1?m1 j`10 ?"  ?1 ?  @@P0{@j435 qg60 @"P  @@ 0{@  R@75PR@q75 qg80 A"P  R@75 R@  @@P@@q32,625 ~t60 B"P  @@ @@ "@@?.05"P}@~1,631 E0 C"P "@@?.05" }@ !@@?.1!P}@3,263 }sD0 D"P !@@?.1! }@  0PQ@}37,519 B860 E"P  0 Q@ BЀ6.Supervisestacktesting. >4 t F  8@248@>24 f\2t G"  8@24 8@  ?1?f1 dZ1t H"  ?1 ?  @@8@d24 ka0t I"  @@ 8@  R@75PR@k75 qg8t J"P  R@75 R@  @@P @q1,800 ~t6t K"P  @@  @ "@@?.05"PV@~90 Et L"P "@@?.05" V@ !@@?.1!Pf@180 }sDt M"P !@@?.1! f@  0P,@}2,070 B86t N"P  0 ,@ BЀ7.Reviewstacksamplingdataforaccuracyandcompleteness. C9 hP   @8P @C8 ka7Q"P   @8  @  ?1?k1 j`1R"  ?1 ?  @@P @j8 qg6S"P  @@  @  R@75PR@q75 qg8T"P  R@75 R@  @@P@q600 ~t6U"P  @@ @ "@@?.05"P>@~30 EV"P "@@?.05" >@ !@@?.1!PN@60 }sDW"P !@@?.1! N@  0P@}690 B86X"P  0 @ BЀ8.Submitstacksamplingdata. C9 Y  ?1P?C1 ka7Z"P  ?1 ?  ?1?k1 j`1["  ?1 ?  @@P?j1 qg6\"P  @@ ?  R@75PR@q75 qg8]"P  R@75 R@  @@PR@q75 ~t6^"P  @@ R@ "@@?.05"P@~4 E_"P "@@?.05" @ !@@?.1!P@8 }sD`"P !@@?.1! @  0PU@}86 B86a"P  0 U@ BTOTAL  @b   @c  B8 @d  0Rp@B511.87 H>6@e"R  0 p@ PH H>@fP  0P'1@H38,710 oe6@g"P  0 '1@  0P>٬>@o1,936 oe6@h"P  0 >٬>@  0P>٬>@o3,871 oe6@i"P  0 >٬>@  0P 0{@435P0{@E435 mc90 ?"P 0{@435 0{@  ?1?m1 j`10 @"  ?1 ?  @@P0{@j435 qg60 A"P  @@ 0{@  R@75PR@q75 u80 B"P  R@75 R@ !@@T@80!PCA$2,610,000 k__z_zzzz_z  28      D0 C"P !@@T@80! 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