jRE:OpacityreadingsfromthefurnacebuildingsRichardLunnto:ConradChin,ShawnR.McCutchan05/09/201212:06PM“ALincoln@bdlaw.com’,ChuckFrench,BethFriedman,‘Robertson,Cc:James”,JohnKonrady,JonathanAverback,PeterWestlin,JamesHagedorn,SteffanJohnsonHistory:Thismessagehasbeenforwarded.GoodAfternoonConrad,Inresponsetoyourquestionregardingtheadditionofcarbontotheelectrodes.Weaddelectrodepaste,whichiscomprisedofcarbon,totheexistingelectrodes.Weconsumetheelectrodesaspartofthesmeltingprocess.Wehaveapastecrewthataddscasingandpastetoeachelectrodeoneachfurnaceonaasneededbasis.Thispasteisatambienttemperaturewhenitisaddedtotheelectrode.Aspartofthesmeltingprocesstheelectrodesarebeingslipped(lowered)intothemoltenmetal.Aseachelectrodeisbeingslippedtheelectrodeprogressesthroughseveraltemperaturezones(bakingzones)andiseventuallyconsumed.Anyemissionsgeneratedfromtheconsumptionoftheelectrodeswouldbecapturedatthefurnaceroofandtheseemissionswouldbeevacuatedtothebaghouse.Sotosummarizethisanswertoyourquestion,addingpastetotheelectrodedoesnotcontributetoanyemissionsoutsideofthecapturezoneatthefurnace.DuringJamesHagedorn’svisittotheFelmanfacilitysomefugitiveemissionsfromthefacilitywhereobserved.ThefugitiveemissionsIbelievedJameswasreferringtowaswhentheslagfromarecenttapatnumberseven(7)furnacewasbeingrakedoff.Somefugitivesdidescapethebuildingduringtherake-off.Aswediscussed,thisisoneofthefivelocalventilationcaptureprocesseswearecurrentlyaddressing.Ifhopethisexplanationansweredyourquestion.Ifyouneedanyadditionalinformationpleasecontactme.ThanksRichLunnFrom:ConradChin[mailto:Chin.Conrad©epamail.epa.gov]Sent:Wednesday,May09,20129:22AMTo:RichardLunn;ShawnR.McCutchanCc:ALincoln@bdlaw.com;ChuckFrench;BethFriedman;Robertson,James;JohnKonrady;JonathanAverback;PeterWestlin;JamesHagedorn;SteffanJohnsonSubject:RE:OpacilyreadingsfromthefurnacebuildingsGoodmorningRichandShawnThankyouforsendingouttheinvitationfortomorrow’scall.IjustgotoffthephonewithJimHagedornatourRegion3office.IhadinvitedJimtoparticipateinthecall,butunfortunatelyhewillnotbeableto.JiminformedmehevisitedyourfacilityinMarchthisyear,andobservedsomehighopacityreadingsfromthemeltshopwhilehewasthere.Onespecificexamplewasaftertheadditionofcarbontotheelectrodes,heobservedaspikeinopacity.Couldwespendsometimeindiscussingthis(andotherprocessesthatmaycauseopacitytospike)?Thanks.ConradK.ChinMailCodeD243-02MetalsandMineralsGroupSectorPoliciesandProgramsDivisionOfficeofAirQualityPlanningandStandardsU.S.EnvironmentalProtectionAgency919-541-1512(voice)919-541-3207(fax)‘RichardLunn---05/08/201202:43:41PM---OkConrad,wewillhavetheconferencecallat1:00PMonThursdayMay10,2012.FelmanwillsendouFrom:RichardLunn<RLunn@fpiwv.com>To:ConradChin/RTP/USEPA/US@EPACc:“ALincoln@bdlaw.com”<ALincoln@bdlaw.com>,ChuckFrench/RTP/USEPNUStEPA,BethFriedman<friedmanbeth@ecrweb.com>,“Robertson,James’<James.Robertsonwv.gov>,JohnKonrady<JKonrady@fpiwv.com>,JonathanAverback/DC/USEPAJUS@EPA,PeterWestlin/RTP/USEPA/US@EPA,‘ShawnR.McCutchan”<SMcCutchan@fpiwv.com>Date:05/08/201202:43PMSubject:RE:OpacityreadingsfromthefurnacebuildingsOkConrad,wewillhavetheconferencecallat1:00PMonThursdayMay10,2012.Felmanwillsendouttheinvitetoyou,everyoneonyoure-maillist,andthemembersoftheFelmanteam.Ifyouneedtoinviteadditionalparticipants,pleasedoso.AmyLincoln,RobertPowell,JohnKonrady,ShawnMcCutchan,VitalityAnosov,andmyselfwillbeonthecallfromFelman.Welookforwardtotalkingwithyouandyourgrouponthe10th.Shawn,Wouldyoupleasesendouttheinvitefortheconferencecallfor1:00PMonThursdayMay10th2012ThanksEveryoneRichLunnFrom:ConradChin[mailto:Chin.Conrad©epamail.epa.gov)Sent:Tuesday,May08,20121:55PMTo:RichardLunnCc:ALincoln©bdlaw.com;ChuckFrench;BethFriedman;Robertson,James;JohnKonrady;JonathanAverback;PeterWestlin;ShawnR.McCutchanSubject:RE:OpacityreadingsfromthefurnacebuildingsThanksRichforgettingbacktome.AtthismomentIamwideopenintheafternoonofThursdayMay10.Iusuallyleaveworkat4:30p.m.intheafternoon(Easterntime).ConradK.ChinMailCodeD243-02