RE:Modeling:SPIAndersonL1O:’erc:EricAlbright03/20/201204:29PMClevelandHolladay,“DaveBrown”Dave,thanksfortheresponse.Eric,canyoupleasesendtheupdatedmodelingfilesthatshowscompliancewiththeNAAQSwhenincludingthenumbersbelow.Ourmodeler,ClevelandHolladay,wouldliketoverifythoseresultsandwedonothaveacopyoftheupdatedmodelingwiththosenumbers.ProposedStartup!ShutdownEmissionRate(lb/hr)NO(1-hour)94.3lb/hrCO(1-hour)400lb/hrVPM!PM10!PM5(24-Hour)18.7lb/hrSO2(1-hour)4.68lb/hrEnvironprovidedthesenumbersandsaidthattheydemonstratedcompliancewiththeNAAQSthroughamodelingdemonstration,doyouhaveacopyofthosefilesavailableforourreview?CanyouprovideanisoplethanalysisofthecumulativeN021hranalysisforboththenormaloperationstartup/shutdownmodes?Theisoplethanalysisshouldbebasedonthevaluesusedforcomparisontothe1hrN02standard.CanyoualsoprovidethesameforPM2.5annualand24-houranalyses,alongwiththeCOisoplethsforbothmodes.IbelievetheMarch2010submissioncontainsonlytheimpactsfromtheproposednewboilerandnotthecumulativeimpacts.PleasediscussfurtherwithClevelandHolladay,copiedhereandat(415)947-4140,ifyouhavecommentsorquestions..VThanks.OmerShalevEnvironmentalEngineerAirPermitsOffice(Air-3)EnvironmentalProtectionAgency,Region975HawthorneSt.SanFrancisco,CA94105(415)972-3538V“DaveBrown”0mm-goodquestion-comesdowntoecoriorni...03/19/20209.48:14AMFrom:“DaveBrown”<DBrown@spi-ind.com>To:OmerShalev/R9/USEPAJUS@EPA,“EricAlbright”<ealbright@environcorp.com>Date:03/19/201209:48AMSubject:RE:FW:EPIBoilerperformancequestionOmer—goodquestion—comesdowntoeconomics,rawmaterials,andviabilityofthecompany.ThevariousfiberproductsfromanindividualsawmilloftensupplytherawmaterialforotherSPI(orSPIaffiliated)operations.Ampine(aSPIpartiallyownedcompany),asanexample,makesMDFandotherwoodproductsthatreliesuponoursawmillsastherawmaterialforthatoperation.Inmanyinstances,therawmaterialssimplyarenotavailableornotofsufficientquantity(costbeingaconsideration)toobtainoutsidethecompanyandweneedtoinstead,purchaseorbringboilerfuelfromnon-onsitesourcestokeeptheothernon-onsitefacilitiesinoperation.Allinall,theboilersaremoreflexibleonthewoodfiber(andsources)thantheothermarketsandrawmaterialdemands(e.g.—bark/cedarforlandscaping,chipsforpaper/pulp/rawmaterial,sawdustasrawmaterial.Thesecondpartofthequestiononvariabilityinsteamstilloccursatfacilitieswherenearlyalltheonsitematerialisconsumedattheboiler.Thisisduetothemoisturecontentandvarietyoffuel(e.g.hogged‘green’material,planer(kiln-dried)shavings,bark,etc).Seasonalfluctationswithcoveredanduncoveredfuelpilesaddtothemoisturecontentvariability.Yes,toanextentthereismoreconsistencywhenfuelissolelysuppliedfromasawmill—however,thevariabilityremains.Letmeknowifyouwanttochatmoreonthephoneaboutthis.Dave..From:OmerShalev[mailto:Shalev.Omer@epamail.epa.govjSent:Thursday,March15,20121:52PMTo:EricAlbrightCc:DaveBrownSubject:Re:FW:EPIBoilerperformancequestionEricorDave,Iwashopingyoucouldprovideanotherpointofclarification.Theapplicationstatesthefollowing:TheAndersonfacilitycurrentlyproduces160,000BDTofwoodwasteperyear.Approximately60,000BDTareconsumedbytheexistingcogenerationfacility,20,000BDTaretruckedtootherbiomasspowerplants,andtheroughly80,000BDTbalanceistruckedtoothermarkets(e.g.woodchipstopulpmills).Thenewproposedboilerwillhavethecapacitytoconsumeamaximumof219,000BDTperyear.Roughly80,000willbegeneratedbythefacility’sexistinglumberoperationsatitscurrentoutput,andadditionalwoodfuelwillbetransportedbytrucktothefacilityfromotherSPIsources.Whynotshiftallofthewoodproducedonsitetotheproposednewboilerandhaveadditionalwoodwastegeneratedortruckedingototheexistingboiler?Wouldn’tthisreducethevariabilityinsteamrequirementsforthenewboiler?Whyisthisnotpossibleorappropriateforfacilityoperations?Thanks.OmerShalevEnvironmentalEngineerAirPermitsOffice(Air-3)EnvironmentalProtectionAgency,Region975HawthorneSt.SanFrancisco,CA94105(415)972-3538