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# OAR Box 1384 Prepped byCharmelle Mathews



### Document

Number: 

# ^'^e^ii-F- n Docket Number: 

# A-94-5 2

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Sheet 262 of 264P. 2

Peter_D._Eglinton@ o To : Keit h Barnett/RTP/USEPA/US@EP A mb.eop.go v 03/06/200 1 02:2 9 P M cc : Subject : Mor e comment s

Se e attached . (Se e attache d file : comment s o n2- 5 version.wpd ) 

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ENVIRONMENTAL PROTECTION AGENC Y 4 0 CF RPar t 6 3 [FRL- ] RI N 2060-AE7 9 Nationa l Emissio nStandard s fo r Hazardou s Ai r Pollutants :

Reinforce dPlasti c Composite s Productio n AGENCY : Environmenta l Protectio nAgenc y(EPA) . ACTION : Propose d rule . SUMMARY : Thi s actio npropose s nationa l emissio nstandard s fo r hazardou s ai r pollutant s (NESHAP ) fo r ne wan dexistin g reinforce d plasti c composite s productio nfacilities . Th e propose d standard s regulat e productio nan dancillar y processe s use d t o manufactur e product s wit hthermose t resin s an d ge l coats . Reinforce dplasti c composite s productio n facilitie s emi t hazardou s ai r pollutant s (HAP) , suc ha s styrene , methy l methacrylat e (MMA ) , . an dmethylen e chlorid e (dichloromethane) . Thes e HA P hav e advers e healt heffect s includin g headache , fatigue , depression , irritatio no f skin , eyes , an d mucou s membranes . Methylen e chlorid e ha s bee n classifie d a s a probabl e huma ncarcinogen . Thes e propose d standard s wil l implemen t sectio n112(d ) o f th e Clea nAi r Ac t (CAA ) b yrequirin g al l majo r source s i nthi s categor yt o mee t HA P emissio nstandard s reflectin g th e applicatio no f th e maximu m

achievabl e contro l technolog y(MACT) . W e estimat e th e propose dNESHA P woul d reduc e nationwid eP. 4

2 emission s o f HA P fro mthes e facilitie s b yapproximatel y 14,50 0 ton s pe r yea r (tpy ) (6 5 percent) . DATES : Comments . Submi t comment s o no r befor e [INSERT DAT E 6 0 DAY S AFTE RDAT E O F PUBLICATIO N O F THI S PROPOSE DRUL E I N TH E FEDERAL REGISTER] . Publi c Hearing . I f anyon e contact s th e EP Arequestin g t o spea k a t a publi c hearin g b y[INSER T DAT E 2 0 DAY S AFTE RDAT E O F PUBLICATIO N

O F THIS PROPOSE DRUL E I N TH E FEDERAL REGISTER] , a publi c hearin g wil l b e hel do n[INSERT DAT E 3 0 DAY S AFTE RDAT E O F PUBLICATION O F THIS PROPOSE DRUL E I N TH E FEDERAL REGISTER] . ADDRESSES : Comments . Writte ncomment s shoul db e submitte d (i nduplicat e i f possible ) to : Ai r an dRadiatio nDocke t an d Informatio nCente r (6102) , Attentio nDocke t Numbe r A-94-52 , U.S . EPA , 120 0 Pennsylvani a Avenue , NW , Washington , D C 20460 . W e reques t a separat e cop yals o b e sen t t o th e contac t perso nliste dbelo wi nth e FO RFURTHE RINFORMATIO N CONTAC T section . Publi c Hearing . I f a publi c hearin g i s held , i t wil l b e hel d a t EPA' s Offic e o f Administratio nAuditorium , Researc h Triangl e Park , Nort hCarolina . Docket . Docke t No . A-94-5 2 contain s supportin g informatio n use d i ndevelopin g th e standards . Th e docke t i s locate da t th e U.S . EPA , 40 1 MStreet , SW , Washington , D C 2046 0 i nRoo m M-1500 , Watersid e Mal l (ground floor) , an dma yb e inspecte d fro m8:3 0 a.m . t o 5:3 0 p.m. , Monda ythroug hFriday ,P. 5

3 excludin g lega l holidays . FO RFURTHE RINFORMATION CONTACT : Keit hBarnett , Organi c Chemical s Group , Emissio nStandard s Divisio n(MD-13) , U.S . EPA , Researc hTriangl e Park , Nort hCarolin a 27711 , (919 ) 541-5605 , barnett.keith@epamail.epa.gov . Fo r publi c hearin g information , contac t Mari a Noell , Organi c Chemical s Group , Emissio nStandard s Divisio n(MD-13) , U.S . EPA , Researc h Triangl e Park , Nort hCarolin a 27711 , (919 ) 541-5607 . SUPPLEMENTAR YINFORMATION : Comments . Comment s an d dat a ma yb e submitte db yelectroni c mai l (e-mail ) to : a-and-r-docket@epa.gov . Electroni c comment s mus t b e submitte d eithe r a s a nASCI I fil e t o avoi d th e us e o f specia l character s an d encryptio nproblem s o r o n disk s i nWordPerfect ®versio n5.1 , 6. 1 o r Core l 8 fil e format . Al l comment s an d dat a submitte di nelectroni c for m mus t not e th e docke t number : A-94-52 . N o confidentia l busines s informatio n(CBI ) shoul d b e submitte db ye-mail . Electroni c comment s ma yb e file d onlin e a t man yFedera l Depositor yLibraries . Commenter s wishin g t o submi t proprietar yinformatio n fo r consideratio nmus t clearl ydistinguis hsuc hinformatio n fro m othe r comment s an dclearl ylabe l i t a s CBI . Sen d submission s containin g suc hproprietar yinformatio ndirectl y t o th e followin g address , an dno t t o th e publi c docket , t o ensur e tha t proprietar yinformatio ni s no t inadvertentl y place d i nth e docket : Attention : Keit hBarnett , c/ o OAQP SP. 6

4 Documen t Contro l Office r (Room740B) , U.S . EPA , 41 1 W . Chape l Hil l Street , Durham , N C 27701 . Th e EP Awil l disclos e informatio nidentifie da s CB I onl yt o th e exten t allowe db y th e procedure s se t fort hi n4 0 CF Rpar t 2 . I f n o clai mo f confidentialit yaccompanie s a submissio nwhe ni t i s receive d b yth e EPA , th e informatio nma yb e mad e availabl e t o th e publi c withou t furthe r notic e t o th e commenter . Publi c Hearing . Person s intereste di npresentin g ora l testimon yo r inquirin g a s t o whethe r a hearin g i s t o b e hel d shoul d contac t Mari a Noell , Organi c Chemical s Group , Emissio nStandard s Divisio n(MD-13) , U.S . EPA , Researc h Triangl e Park , Nort hCarolin a 27711 , (919 ) 541-560 7 a t leas t 2 day s i nadvanc e o f th e publi c hearing . Person s intereste d i nattendin g th e publi c hearin g mus t als o cal l Mari a Noel l t o verif yth e time , date , an dlocatio no f th e hearing . Th e publi c hearin g wil l provid e intereste dpartie s th e opportunit yt o presen t data , views , o r argument s concernin g thes e propose d emissio nstandards . Docket . Th e docke t i s a norganize d an dcomplet e fil e o f th e informatio nconsidere db yth e EP Ai nth e developmen t o f thi s rulemaking . Th e docke t i s a dynami c fil e becaus e materia l i s adde d throughou t th e rulemakin g process . Th e docketin g syste m i s intende d t o allo wmember s o f th e publi c an d industrie s involve d t o readil yidentif yan dlocat e document s s o tha t the yca neffectivel yparticipat e i nth e rulemakin g process . Alon g wit hth e propose dan dpromulgate dstandard sP. 7

5 an d thei r preambles , th e content s o f th e docket , excludin g interagenc yrevie wmaterials , wil l serv e a s th e recor di n th e cas e o f judicia l review . (Se e sectio n307(d)(7)(A ) o f th e CAA. ) Th e regulator ytex t an d othe r material s related , t o thi s rulemakin g ar e availabl e fo r revie wi nth e docke t o r copie s ma yb e maile d o nreques t fro mth e Ai r Docke t b y callin g (202 ) 260-7548 . Areasonabl e fe e ma yb e charge dfo r copyin g docke t materials . Worl d Wid e We b(WWW) . I nadditio nt o bein g availabl e i nth e docket , a nelectroni c cop yo f th e propose dNESHA P wil l als o b e availabl e o nth e WW Wthroug hth e Technolog y Transfe r Networ k (TTN) . Followin g signature , a cop yo f th e propose d NESHA P wil l b e poste d o nth e TTN' s polic yan d guidanc e pag e fo r newl ypropose d o r promulgate drule s http://www.epa.gov/ttn/oarpg . Th e TT Nprovide s informatio n an d technolog yexchang e i nvariou s area s o f ai r pollutio n control . I f mor e informatio nregardin g th e TT Ni s needed , cal l th e TT NHEL P lin e a t (919 ) 541-5384 . Regulate d Entities . Categorie s an d entitie s potentiall y regulate d b ythi s actio ninclude :

NAIC S SI C Categor ycod e cod e Example s o f regulate dentitie sP. 8

Industr y 32521 1

32612 2 32599 1 32619 1 32799 1 32799 3 33299 8 3331 2 3365 1 33531 1 33531 3 33531 2 3342 2 33621 1 33611 2 33621 1 3365 1 3365 3 33639 9 3361 2 33621 3 33641 3 33621 4 282 1

308 4 308 7 308 8 308 9 328 1 329 6 343 1 353 1 353 1 361 2 361 3 362 1 366 3 371 1 371 1 371 3 371 4 371 4 371 6 372 8 374 3 379 2 399 9 Reinforce dplasti c composite s

productio nfacilitie s tha t manufactur e and/o r repai r intermediat e and/o r fina l product s usin g HA P containin g thermose t resin s an dge l coats .

Federa l Governmen t Federall yowne dfacilitie s tha t manufactur e and/o r repai r intermediat e and/o r fina l product s usin g HA P containin g thermose t resin s an dge l coats . Thi s tabl e i s no t intende dt o b e exhaustive , bu t rathe r provide s a guid e fo r reader s regardin g entitie s likel yt o b e regulate d b ythi s action . T o determin e whethe r you r facilit yi s regulate db ythi s action , yo u shoul dexamin e th e applicabilit ycriteri a i n§63.578 5 o f th e propose drule . I f yo u hav e an yquestion s regardin g th e applicabilit yo f thi s actio nt o a particula r entity , consul t th e perso nliste di n th e precedin g FO RFURTHE RINFORMATIO NCONTAC T section . Outline . Th e informatio npresente di nthi s preambl e i sP. 9

organize d a s follows : I . Introductio n A . Wha t i s th e sourc e o f authorit yfo r developmen t o f NESHAP ? B . Wha t criteri a ar e use d i nth e developmen t o f NESHAP ? C . Wha t ar e th e potentia l healt heffect s o f th e HA P emitte d b yth e reinforce d plasti c composite s productio nindustry ? D . Ho wwer e th e propose d NESHA P developed ? E . Wha t processe s an doperation s ar e include di nth e Reinforce d Plastic s Composite s Productio nsourc e category ? II . Summar yo f Propose dNESHA P A . Wha t sourc e categorie s an dsubcategorie s ar e affecte db y thi s propose d rule ? B . Wha t ar e th e primar ysource s o f HA P emission s an dwha t ar e th e emissions ? C . Wha t i s th e affecte d source ? D . Wha t ar e th e progojjed^emissio nlimits , operatin g limits , an d othe r standards?******** ^ E . Wha t i s th e MAC T mode l poin t valu e an dho wi s it

- use di n thes e propose d NESHAP ? F . Whe nwould,.I.n_eed__to

_mus t I compl ywit hthes e propose d option s fo r demonstratin g NESHAP ? G . Wha t ar e compliance ? H . Wha t ar e th e requirements ? I . Wha t ar e th e requirements ? J . Wha t ar e th e testin g an dinitia l complianc e continuou s complianc e notification , recordkeepin g an d reportin g requirements ? III . Rational e fo r Propose dNESHA P A . Ho wdi d w e determin e th e sourc e categor yt o regulate ? B . Wha t pollutant s ar e regulate d unde r thes e propose d NESHAP ? C . Wha t i s th e "affecte d source " an dho wdi dEP Aselec t th e operation s t o b e regulate db ythes e propose dNESHAP ? D . Wha t i s a ne waffecte dsource ? E . Ho wdi d w e determin e th e MAC T floo r fo r existin g sources ? F . Ho wdi d w e determin e th e MAC T floo r fo r ne wsources ? G . Di d w e conside r contro l option s more. , stringen t tha nth e MAC T floor ? H . Wh yar e som e reinforce d plasti c composite s productio n operation s no t subjec t t o thes e propose dNESHAP ? I . Ho wdi d w e selec t th e for mo f thes e propose dNESHAP ? J . Ho wdi d w e selec t th e tes t method s fo r determinin g complianc e wit hth e propose dNESHAP ? K . Ho wdi d w e determin e th e j^^^^^^^mon i torin g an d recordkeepin g requirements ? L . Ho wdi d w e selec t th e ^^^^^notificatio nan d reportin g requirements ?P.1 0

8 M . Wha t ar e som e o f th e area s wher e w e ar e specificall y solicitin g comments ? IV . Summar yo f Environmental , Energy , an dEconomi c Impact s A . Wha t facilitie s ar e affecte db yth e propose dNESHAP ? B . Wha t ar e th e ai r qualit yimpacts ? C . Wha t ar e th e wate r qualit yimpacts ? D . Wha t ar e th e soli dan dhazardou s wast e impacts ? E . Wha t ar e th e energ yimpacts ? F . Wha t ar e th e cos t impacts ? G . Wha t ar e th e economi c impacts ? V . Relationshi p o f Propose d NESHA P t o Othe r Standard s an d Program s unde r th e CAA A . Nationa l Emissio nStandard s fo r Close dVen t Systems , Contro l Devices , Recover yDevices , an dRoutin g t o a Fue l Ga s Syste m

o r a Proces s (4 0 CF RPar t 63 , Subpar t SS ) B . Operatin g Permi t Progra m C . NESHA P fo r Plasti c Part s an d Product s VI . Administrativ e Requirement s A . Executiv e Orde r 12866 , Regulator yPlannin g an dRevie w B . Paperwor k Reductio nAc t C . Executiv e Orde r 13132 , Federalis m D . Executiv e Orde r 13084 , Consultatio nan dCoordinatio n wit hIndia nTriba l Government s E . Unfunde d Mandate s Refor mAc t o f 199 5 F . Regulator yFlexibilit yAc t (RFA) , a s amende db yth e Smal l Busines s Regulator yEnforcemen t Fairnes s Ac t o f 199 6 (SBREFA) , 5 U.S.C . 60 1 e t see . G . Nationa l Technolog yTransfe r an d Advancemen t Ac t H . Executiv e Orde r 13045 , Protectio no f Children.fro m Environmental ' Healt hRisk s an dSafet yRisk s I . Introductio n A . Wha t i s th e sourc e o f authorit yfo r developmen t o f NESHAP ? Sectio n11 2 o f th e CAArequire s u s t o lis t categorie s an d subcategorie s o f majo r source s an dare a source s o f HA P an d t o establis hNESHA P fo r th e liste dsourc e categorie s an d subcategories . Reinforce d Plasti c Composite s Productio n (majo r source s only ) wa s include d o nth e initia l lis t o f
sourc e categorie s publishe do nJul y16 , 199 2 (5 7 F R31576) . Majo r source s o f HA P ar e thos e tha t hav e th e potentia l t oP.1 1



### 9 emi t greate r tha n1 0 tp yo f anyon e HA P o r 2 5 tp yo f an y combinatio no f HAP . B . Wha t criteri a ar e use di nth e developmen t o f NESHAP ? Th e CAArequire s NESHA P t o reflec t th e maximu mdegre e o f reductio ni nemission s o f HA P tha t i s achievable . Thi s leve l o f contro l i s commonl yreferre dt o a s th e MACT . Th e MAC T floo r i s th e minimu mcontro l leve l allowe dfo r NESHAP . Thi s concep t appear s i nsectio n112(d)(3 ) o f th e CAA . Fo r ne wsources , th e MAC T floo r canno t b e les s stringen t tha nth e emissio ncontro l tha t i s achieve di n practic e b yth e best-controlle d simila r source . Th e MAC T standard s fo r existin g source s ca nb e les s stringen t tha n standard s fo r ne wsources , bu t the ycanno t b e les s stringen t tha nth e averag e emissio nlimitatio nachieve db yth e best

performin g 1 2 percen t o f existin g source s i nth e categor yo r subcategor y(o r th e best-performin g 5 source s fo r categorie s o r subcategorie s wit hfewe r tha n3 0 sources) . I ndevelopin g MACT , w e als o conside r contro l option s tha t ar e mor e stringen t tha nth e floor . W e ma yestablis h standard s mor e stringen t tha nth e floo r base do nth e consideratio no f cos t o f achievin g th e emission s reductions , an ynonai r qualit yhealt han denvironmenta l impacts , an d energ yrequirements . C . Wha t ar e th e potentia l healt heffect s o f th e HA P emitte dP.1 2

1 0 b yth e reinforce d plasti c composite s productio nindustry ? Today' s propose dNESHA P protec t ai r qualit yan dpromot e th e publi c healt hb yreducin g emission s o f som e o f th e HA P liste d i nsectio n112(b)(1 ) o f th e CAA . Th e HA P emitte d b yth e reinforce dplasti c composite s productio nindustr yinclude , bu t ar e no t limite dto , approximatel y20,00 0 tp yo f styrene , 55 0 tp yo f methy l methacrylate , an d 110 0 tp yo f methylen e chloride . Exposur e t o thes e compound s ha s bee ndemonstrate dt o caus e advers e healt heffects , includin g chroni c healt hdisorder s (e.g. , headache , fatigue , an ddepression ) an dacut e healt h disorder s (e.g. , irritatio no f skin , eyes , an dmucou s membrane s an d decrease d respirator yfunction) . Methylen e chlorid e ha s bee nclassifie d a s a probabl e huma ncarcinoge n an d styren e a s a possibl e huma ncarcinogen . I ngeneral , thes e finding s hav e onl ybee nshow nwit hconcentration s highe r tha nthos e typicall yi nth e ambien t air . W e d o no t hav e th e typ e o f curren t detaile ddat a o n eac ho f th e operation s covere d b ytoday' s propose dNESHA P (and th e peopl e livin g aroun d th e operations ) necessar yt o conduc t a nanalysi s t o determin e th e actua l populatio n exposure s t o th e HA P emitte dfro mthes e facilitie s an dth e potentia l fo r resultan t healt heffects . Therefore , w e d o no t kno wth e exten t t o whic hth e advers e healt heffect s describe d abov e occu r i nth e population s surroundin g thes e operations . However , t o th e exten t th e advers e effect s d oP.1 3



### 1 1 occur , the propose d rul e wil l reduc e emission s an d subsequen t exposures . 1 . Styren e Acut e (short-term ) exposur e t o styren e i nhuman s result s i nmucou s membran e and eye irritatio nand gastrointestina l effects . Chroni c (long-term ) exposur e t o styren e i nhuman s maycaus e effect s o nthe centra l nervou s system(CNS ) suc ha s headache , fatigue , weakness , depression , and hearing loss . Ther e i s limite d evidenc e tha t occupationa l exposur e t o styren e i s associate d wit ha n increase d frequenc yo f spontaneou s abortion s and decrease d frequenc yo f birth s an d a nincrease d ris k o f leukemi a and lymphoma . Th e EPAconsider s thi s evidenc e o noccupationa l exposur e t o styren e t o b e inconclusive . Th e Internationa l Agenc yfo r Researc ho nCance r ha s classifie d styren e a s a Group 2B , possibl e huma ncarcinogen . Th e EPAha s no t classifie d styren e wit hrespec t t o carcinogenicity . 2 . Methy l Methacrylat e Methy l methacrylat e irritate s th e skin , eyes , and mucou s membrane s i nhumans . Anallergi c respons e t o derma l exposur e maydevelop . Respiratoryeffect s following acut e (short-term ) exposur e includ e ches t tightness , dyspnea , coughing , wheezing , and reduce d lung function . Neurologica l symptom s including headache , lethargy , lightheadedness , an d a sensatio no f heavines s i nth e arm s an d leg s hav e als o bee n reporte d following acut e exposur e t o MMA . Effect s t o th eP.1 4

1 2 liver , kidney , brain , spleen , an d bon e marro whav e bee n reporte d i nchroni c (long-term ) anima l studie s o f MM A inhalation . Feta l abnormalitie s hav e bee nreporte di n animal s expose d t o MM Ab yinjectio nan dinhalation . I n severa l anima l studies , n o carcinogeni c effect s wer e observed . Th e EP Aha s classifie d MM Ai nGrou p E (no t likel y t o b e carcinogeni c i nhumans) . 3 . Methylen e Chlorid e Acut e (short-term ) exposur e t o methylen e chlorid e b y inhalatio naffect s th e nervou s system , causin g decrease d visual , auditory , an dmoto r functions . Thes e effect s ar e reversibl e onc e exposur e ceases . Th e effect s o f chroni c (long-term ) exposur e t o methylen e chlorid e sugges t tha t th e CN S i s a potentia l targe t i nbot hhuman s an danimals . Limite d anima l studie s hav e reporte ddevelopmenta l effects . Huma ndat a ar e inconclusiv e regardin g methylen e chlorid e an d cancer . Anima l studie s hav e show nincrease s i nlive r an d lun g cance r an d benig nmammar yglan dtumor s followin g th e inhalatio no f methylen e chloride . Th e EP Aha s classifie d methylen e chlorid e a s a Grou p B2 , probabl e huma ncarcinogen . D . Ho wwer e th e propose d NESHA P developed ? W e starte d th e developmen t o f th e propose dNESHA P b y sendin g informatio ncollectio nreques t (ICR ) survey s t o facilitie s wit happlicabl e standar d industrie s classificatio n(SIC ) codes . I nadditio nt o thes e surveys , w e consulte d wit hnumerou s member s o f th e reinforce dplasti c1 3

composite s industry , representative s o f industr ytrad e associations , an d materia l an d equipmen t vendor s i n developin g th e propose dNESHAP . W e hel d a serie s o f approximatel y3 5 meeting s an d visite d approximatel y2 5 facilitie s ove r a perio do f 8 years . Thes e meeting s an dsit e visit s wer e hel dt o kee p stakeholder s informe dan dt o gathe r additiona l dat a an d informatio no nissue s relevan t t o th e propose dNESHAP . Th e stakeholder s helpe d i ndat a gathering , arrange dsit e visits , identifie d issue s an dprovide d informatio nt o hel p resolv e issue s i nth e rulemakin g process . W e identifie d th e MAC T floo r contro l leve l wit h informatio nobtaine d throug hsurve yresponses , sit e visits , telephon e contacts , an doperatin g permits . W e assesse d contro l option s mor e stringen t tha nth e MAC T floo r b y identifyin g th e level(s ) an d method(s ) o f contro l achieve d b yth e bes t controlle d source s i nth e industr yan d conductin g analyse s designe d t o determin e th e cost , economic , energy , an d environmenta l impact s o f implementin g th e mor e stringen t contro l options . E . Wha t processe s an d operation s ar e include di nth e Reinforce d Plasti c Composite s Productio nsourc e category ? Th e Reinforce d Plasti c Composite s Productio nsourc e categor yinvolve s th e productio no f plasti c product s fro m cross-linkin g resins , usuall yi ncombinatio nwit h reinforcin g material s an dinorgani c fillers . Th e productio nP.1 6

1 4 o f product s tha t d o no t contai nreinforcin g material s i s als o include d i nthi s category , a s wel l a s th e productio no f intermediat e compound s whic har e late r use dt o mak e th e fina l plasti c products . Thes e non-reinforce dproduct s wer e include d becaus e the yar e produce d usin g th e sam e type s o f resins , hav e simila r emissio ncharacteristic s an dwoul dus e simila r emissio ncontrols . Thi s sourc e categor yi s limite d t o thos e resin s whic hcontain-styrene , eithe r b yitsel f o r wit ha combinatio no f othe r monomer s o r solvents . Ther e ar e a wid e variet yo f operation s tha t us e styrene-containin g resin s t o mak e thermose t plastics . Suc h productio noperation s includ e manua l resi napplication , mechanica l resi napplication , filamen t winding , ge l coa t application , compression/injectio nmolding , resi ntransfe r molding , centrifuga l casting , continuou s lamination/continuou s casting , polyme r casting , pultrusion , an d shee t moldin g compoun d (SMC ) manufacturing . Ther e ar e als o ancillar yoperation s suc ha s cleaning , mixing/bul k moldin g compoun d (BMC ) manufacturing , an dstorag e tha t occu r i nconjunctio nwit hthes e productio noperations . Man y facilitie s wil l us e multipl e operation s i nth e manufacturin g o f thei r product . II . Summar y

o f Propose dNESHA P Thi s preambl e sectio ndiscusse s th e propose dNESHA P a s the yappl yt o you , th e owne r o r operato r o f a ne wo r existin g reinforce d plasti c composite s productio nfacility .P.1 7

1 5 A . Wha t sourc e categorie s an dsubcategorie s ar e affecte db y thi s propose d rule ? Today' s propose d rul e applie s t o th e Reinforce d Plastic s Composite s Productio nsourc e category . W e evaluate d th e us e o f subcategorie s base do nsiz e (i.e. , tp y o f HA P emitted) . Thes e subcategorie s playe da nimportan t rol e i ndefinin g th e ne wsourc e MAC T floors . However , th e availabl e dat a tha t w e use dt o develo p th e MAC T floo r fo r existin g source s d o no t sho wsignifican t difference s betwee n larger-emittin g versu s smaller-emittin g sources . Thus , w e di d no t g o throug ha separat e analysi s fo r eac hsubcategor y o f existin g sources . B . Wha t ar e th e primar vsource s o f HA P emission s an dwha t ar e th e emissions ? Th e primar ysourc e o f HA P emission s fro mth e Reinforce d Plasti c Composite s Productio nsourc e categor yi s th e evaporatio no f styren e an d othe r organi c liqui dHA P containe d i nth e resi ndurin g th e applicatio nand/o r curin g o f th e resin . Sinc e styren e participate s i nth e curin g reaction , no t al l o f i t i s emitted . Th e HA P emission s als o occu r durin g ancillar yoperation s suc ha s cleaning , mixing/BM C manufacturing , an d storage . Tota l baselin e HA P emission s fro mth e Reinforce d Plasti c Composite s Productio nsourc e categor yar e approximatel y22,20 0 tpy . Emission s fro mspra ylay-u p an d ge l coatin g constitut e approximatel y5 6 percen t an d1 9P.1 8



### 1 6 percen t o f the tota l baselin e emissions , respectively . Th e remaining HA P emission s ar e primaril yfrom hand lay

up/bucke t and too l application , compressio n molding/injectio nmolding , filamen t winding , SMC manufacturing , and centrifuga l casting . C . Wha t i s th e affecte d source ? Unde r thi s propose d rule , the affecte d sourc e woul d b e th e combinatio no f al l operation s regulate d unde r thes e standard s a t a reinforce d plasti c composite s productio n facility . Th e following regulate d operation s ar e typicall y performe d a t reinforce d plasti c composite s productio n facilitie s and ar e par t o f the affecte d source : ope n molding , close d molding , centrifuga l casting , continuou s lamination/continuou s casting , polyme r casting , pultrusion , SMC manufacturing , equipmen t cleaning , BMC/manufacturing/mixing , and storag e o f HA P containing materials . D . Wha t ar e th e proposedremissio nlimits , operating limits , and othe r standards ? W e ar e proposin g th e requirement s o f thes e NESHAP i n th e for m o f emissio nlimit s (i.e. , poin t value , mas s rate , o r percen t reduction) , operating limits , and wor k practic e standards . Wor k practic e standard s includ e design , equipment , wor k practices , and operationa l standards . I ndevelopin g propose d requirement s fo r reinforce d plasti c composite s affecte d sources , w e hav e provide d a nP.1 9

1 7 alternativ e forma t wher e possible . Fo r example , a facilit y meetin g a 9 5 percen t emissio nreductio nrequiremen t fo r ope n moldin g processe s ca nalternativel ymee t a poin t value . W e hav e als o provide d alternative s fo r meetin g th e limit s fo r continuou s laminatio nan d continuou s castin g processes . W e ar e proposin g a threshol dfo r existin g source s t o distinguis hbetwee nsource s tha t woul dmee t th e floo r requirements , tha t ar e generall ybase do npollutio n prevention , an d thos e tha t woul d hav e t o mee t a mor e stringen t above-the-floo r requiremen t base do n9 5 percen t contro l o f HA P emissions . Fo r smal l businesses , th e threshol d i s 25 0 tp yo f combine dHA P emission s fo r ope n molding , centrifuga l casting , continuou s lamination/casting , pultrusion , an d SM C manufacturing . Th e definitio no f a smal l busines s fo r thi s sourc e categor yrange s fro m50 0 t o 100 0 employees . Mor e specifi c informatio no nth e definitio n o f a smal l busines s ma yb e foun d i nth e discussio no f th e Regulator yFlexibilit yAc t i nth e Administrativ e Requirement s sectio no f thi s preamble . Fo r businesse s tha t ar e no t smal l businesses , th e threshol di s combine d emission s o f HA P o f 10 0 tp yfro mth e sam e operations . Fo r al l ope nmoldin g operation s (i.e. , corrosion

resistant , noncorrosion-resistant , tooling , an dge l coat ) an d centrifuga l castin g (corrosion-resistan t an d noncorrosion-resistant ) a t existin g source s belo wth e threshold , an d ne wsource s wit hHA P emission s les s tha n10 0P.2 0



### 1 8 tpy , yo u mus t compl ywit ha HAP emissio nlimi t tha t i s calculate d fo r you r facilit yusing MAC T mode l poin t valu e equation s fo r eac hope nmolding an d centrifuga l casting operation . Fo r ope nmoldin g and centrifuga l casting operation s a t ne wsource s wit hHAP emission s equa l t o o r greate r than10 0 tpy , and existing source s wit hHAP emission s equa l t o o r greate r thanthe applicabl e threshold s (i.e. , 10 0 tp

yfo r larg e businesse s and 25 0 tp yfo r smal l businesses) , w e ar e proposin g t o requir e owner s an d operator s t o reduc e emission s b y9 5 percen t from

thes e operation s o r compl ywit ha corresponding HAP emissio nlimi t calculate d using th e MAC T mode l poin t valu e equations . W e ar e proposing t o requir e owner s and operator s o f continuou s lamination/continuou s casting operation s a t existin g source s belo wth e above-the-floo r applicabilit y thresholds , an

d ne wsource s wit hHA P emission s les s than10 0 tpy , t o reduc e emission s by5 8 percent . Othe r ne wand existing source s mus t reduc e emission s b y9 5 percent . W e ar e proposing t o requir e owner s and operator s o f pultrusio noperation s a t existing source s belo wthe above

the-floo r thresholds , and ne wsource s wit hHAP emission s les s tha n10 0 tpy , t o reduc e emission s by6 0 percent . Thi s reductio ni s base d o napplying a we t enclosur e o r using direc t di e injectio nt o limi t emissions . Othe r ne wand existing source s mus t reduc e emission s b y9 5 percent . W e ar e proposing t o requir e owner s and operator s a tP.2 1



### 1 9 bot hne wand existing source s using injection/compressio n molding operation s t o reduc e HA P emission s throughthe us e . o f a wor k practice , whereb yonl yon e charg e pe r machin e i s uncovered , unwrapped , o r expose d pe r mol d cycl e pe r compression/injectio nmoldin g machine . W e ar e proposing t o requir e owner s an d operator s o f shee t moldin g compound operation s a t existing source s belo w th e above-the-floo r thresholds , and ne wsource s wit hHAP emission s les s than10 0 tpy , t o reduc e emission s b yusing a nylo nfilm , o r fil m wit hequa l o r lowe r permeabilit yt o styrene , t o enclos e thei r SMC operation . Othe r ne wan d existing source s mus t reduc e emission s by9 5 percent . W e ar e proposing t o requir e owner s and operator s o f al l ne wand existing reinforce d plasti c composite s affecte d source s t o us e cleaner s containing n o HAP . W e ar e proposing t o requir e owner s and operator s o f resi nmixin g and bul k moldin g compound operation s a t existing source s belo wth e above-the-floo r applicabilit y thresholds , and ne wsource s wit hHAP emission s les s than10 0 tpy , t o limi t HA P emission s bycovering mixer s suc htha t ther e ar e n o visibl e gaps . Fo r othe r ne wand existing sources , w e ar e proposin g t o requir e tha t yo u reduc e emission s frommixin g and BM C manufacturing b y9 5 percent . Fo r existing source s tha t ar e subjec t t o th e above-the

floo r contro l leve l o f 9 5 percen t HA P emissio nreduction , w e examine d a nalternative , base d o npollutio nprevention , tha tP.2 2



### 2 0 woul d b e mor e effectiv e tha nth e requirement s o f th e MAC T floo r fo r existin g sources . However , w e wer e unabl e t o develo p a nacceptabl e alternativ e t o includ e i nth e propose d standard s tha t meet s th e statutor yrequirement s o f MACT . W e ar e solicitin g commen t on- a possibl e alternative . W e ar e proposin g t o requir e al l owner s an doperator s a t an yexistin g o r ne waffecte dsourc e t o kee p al l organi c HAP
containin g storag e vessel s covered , excep t durin g th e additio no r remova l o f materials . E . Wha t i s th e MAC T mode l poin t valu e an dho wi s i t use d i n thes e propose d NESHAP ? Th e MAC T mode l poin t valu e i s a numbe r calculate dfo r eac hope nmoldin g operatio nan dcentrifuga l castin g operatio nan d i s a surrogat e fo r emissions . Th e MAC T mode l poin t valu e i s a wa yt o ran k th e relativ e performanc e o f differen t resi nan d ge l coa t emission s reductio ntechniques . Thi s approac hallow s yo u t o creat e contro l strategie s usin g differen t resi nan d ge l coa t emission s reductio ntechniques . Th e propose d standard s provid e equation s t o calculat e MAC T mode l poin t value s base d o nHA P conten t an dapplicatio n metho d fo r eac hmateria l tha t yo u use . Thes e MAC T mode l point,value s ar e the naverage dan d compare dt o limit s i nth e propose d standard s t o determin e i f you r ope nmoldin g operation s ar e i ncompliance . Th e MAC T mode l poin t value s hav e unit s o f pound s o f HA P pe r to no f resi no r ge l coa t applied . I t i s importan t t oP.2 3

2 1 not e tha t th e MAC T mode l poin t value s ar e surrogate s fo r emissions , an d th e MAC T mode l poin t valu e equation s ar e use d onl yfo r determinin g complianc e wit hth e propose d Reinforce d Plasti c Composite s Productio nNESHAP . Th e MAC T mode l poin t valu e equation s canno t b e use d i nplac e o f emissio nfacto r equation s t o demonstrat e complianc e wit hothe r regulations . Th e MAC T mode l poin t valu e equation s onl yaccoun t fo r HA P conten t an d applicatio nmethod . Othe r factor s (includin g curin g time , par t thickness , an doperato r technique ) als o affec t emissions , an dthes e factor s ar e no t accounte d fo r i nth e MAC T mode l poin t valu e equation s fo r reason s discusse d i nsectio nIII-E . Determinin g th e HA P conten t o f material s an dth e metho do f applicatio ni s relativel ysimple , an dthes e factor s ar e th e mos t significan t i naffectin g emissions . Mor e informatio no nth e developmen t o f thi s mode l i s availabl e i nth e docket . F . Whenwouj^^j^nje^dj^tbjauub t I compl ywit hthes e propose d NESHAP ?

' ^^^^^^^^^^^^^^^^^^^Ex i bL in y reinforce d plasti c composite s productio nope nmoldin g an d centrifuga l castin g operation s feo'^Lhat ar e meetin ystandard s base d o n12-monL hrollinyaverag e poin t valuab—mus t compl y withi n|||2—year s o f th e dat e th e promulgate dNESHA P ar e publishe d i nth e Federa l Register-;—bu t hav e thre e year s fro m publicatio nt o demonstrat e complianc e wit hLh e 12*-mont h rollin g average . Al l other—existin g source s mus t compl y2 2

supporting , dat a o nth e feasibility.or

_t_hi-S.r_eg3a_ir_e.ment_.___As
_ ^ntionedlaterin^isweMb^we^are^ ^ a n alternative , .approac h
_t o _a_ l lo^ . _ f ac i li t ies ; _to

_jdempn s tr a te . gongD^jmce^^^one ^ affecte d source s tha t startu p befor e th e promulgate dNESHA P ar e publishe d i nth e Federa l Registe r mus t compl yn o late r tha n th e effectiv e dat e o f th e NESHAP , whic hwil l b e th e sam e a s th e publicatio ndate . Ne waffecte d source s tha t startu p afte r th e promulgate d NESHA P ar e publishe di nth e Federa l Registe r mus t compl yupo nstartup . Existin g are a source s tha t increas e thei r emission s o r thei r potentia l t o emi t suc htha t the ybecom e a majo r sourc e o f HA P mus t b e i n complianc e withi n3 year s o f th e dat e the ybecom e a majo r source . Ne ware a source s tha t becom e majo r source s o f HA P mus t compl yupo nbecomin g a majo r source . Al l ne wope n moldin g an d centrifuga l castin g operation s tha t compl yb y meetin g a specifie d poin t valu e o na 12-mont hrollin g averag e wil l hav e 1 yea r fro mth e complianc e dat e t o demonstrat e compliance . W e ar e proposin g t o provid e ne wan d existin g facilitie sP.2 5



### 2 3 3 year s t o compl yfromthe time thei r HAP emission s reac ho r excee d th e applicabilit ythreshold s requiring the installatio no f add-o ncontrols , i f thes e HAP emission s increase s occu r afte r thei r initia l complianc e date . W e ar e providin g thi s complianc e time fo r ne wan d existing source s unde r thes e circumstance s becaus e complying wit hthe add-o n contro l requirement s subsequen t t o your , initia l complianc e dat e woul d requir e th e same amoun t o f time a s fo r existing source s tha t mus t instal l add-o ncontrol s withi n3 year s o f th e effectiv e dat e o f th e NESHAP . G . Vflia

t ar e the^rogo^^jtiy-option s fo r demonstrating compliance ? Today' s propose d NESHA P provid e severa l option s fo r compliance . W e ar e providin g thes e option s t o affor d industryth e flexibilit yt o decid e whic hmetho d i s bes t suite d fo r eac hparticula r situation . 1 . Ope nMolding and Centrifuga l Casting Operation s Fo r ope nmoldin g operation s a t existing and ne w sources , thi s proposa l woul d allo wyo u t o choos e t o compl y bymeetin g th e individua l MAC T poin t valu e fo r eac h operatio na t you r affecte d source , o r bymeeting the weighte d averag e MAC T poin t valu e fo r al l ope nmolding operation s a t you r affecte d source . I naddition , i f yo u hav e an ycombinatio no f manua l resi napplication , mechanica l resi napplication , filamen t winding , o r centrifuga l casting operation s a t you r affecte d source , yo u coul d compl ybyP.2 6



### 2 4 meetin g the MAC T poin t valu e fo r an yon e o f thes e operation s and b yusing th e same resi nfo r al l the othe r operations . Fo r ope nmolding an d centrifuga l casting operation s wher e th e propose d rul e woul d requir e yo u t o mee t a percen t reduction , yo u coul d us e a nadd-o ncontro l devic e t o achiev e th e require d reductio no r yo u ma ychoos e t o mee t a MAC T poin t valu e tha t correspond s t o tha t particula r operation' s percen t reduction . 2 . Continuou s Casting/Laminatio nOperation s Fo r continuou s casting/laminatio noperation s a t existing and ne wsources , w e ar e proposing tha t yo u coul d demonstrat e tha t eac hcontinuou s casting lin e an d eac h continuou s laminatio nlin e meet s the appropriat e standard . Alternatively , yo u coul d averag e al l you r continuou s casting and continuou s laminatio nline s together , and demonstrat e tha t theymee t th e appropriat e standard . Anadditiona l alternativ e woul d b e t o captur e you r emission s fromyou r wet-ou t are a in. a permanen t tota l enclosur e tha t meet s EPA' s criteria , a s specifie d i nMetho d 20 4 i nappendi xMo f 4 0 CF R par t 51 , and ven t thes e wet-ou t emission s througha close d ven t systemt o a contro l devic e achieving 9 5 percen t reductio no f HA P emissions . Unde r thi s propose d rule , thes e alternative s coul d b e use d i ncombinatio nt o demonstrat e compliance . 3 . Pultrusio nOperation s Fo r existing and ne wpultrusio noperations , unde r thi sP.2 7

2 5 propose d rul e yo u coul dcaptur e an dven t you r emission s t o a contro l devic e tha t achieve s th e require dpercen t reductio n o f HA P emissions . Yo u coul dals o elec t t o us e direc t di e injectio npultrusio nmachine s wit hresi ndri p collectio n system s tha t mee t th e criteri a specified . W e ar e als o proposin g a nadditiona l alternativ e onl yavailabl e t o existin g sources : th e us e o f a wet-are a enclosur e wit ha resi ndri p collectio nsystem . Fo r bot hne wan dexistin g sources , yo u coul d us e th e availabl e option s i ncombinatio n t o achiev e complianc e unde r thi s propose drule . 4 . Ancillar yOperation s Fo r ancillar yoperation s a t al l sources , suc ha s cleaning , storage , an d mixing/BM C operation s a t existin g sources , th e onl yoptio nw e ar e proposin g i s t o compl ywit h th e specifie d wor k practic e standards . H . Wha t ar e th e testin g an dinitia l complianc e requirements ? W e ar e proposin g t o requir e owner s an doperator s o f al l affecte d source s whic hus e a contro l devic e t o demonstrat e complianc e t o conduc t a ninitia l performanc e tes t usin g specifie d EP Ates t methods . Th e owne r o r operato r woul d tes t a t th e inle t an doutle t o f th e contro l device , an d usin g thes e results , calculat e a percen t reduction . W e ar e als o proposin g t o requir e owner s an doperator s tha t us e permanen t tota l enclosure s t o conduc t a desig n evaluatio na s specifie db yEP AMetho d204 . I f you rP.2 8

2 6 enclosur e doe s no t mee t th e requirement s fo r a permanen t tota l enclosure , yo u woul dnee dt o tes t th e enclosur e usin g EP AMethod s 204 B throug hE t o determin e th e captur e efficiency . Prio r t o th e initia l performanc e test , owner s an d operator s o f affecte d source s woul db e require dt o instal l th e paramete r monitorin g equipmen t t o b e use dt o demonstrat e complianc e wit hth e operatin g limits . Durin g th e initia l performanc e test , th e owner s an d operator s woul dus e th e paramete r monitorin g equipmen t t o establis hoperatin g paramete r limits . I . Wha t ar e th e continuou s complianc e requirements ? I f yo u us e a nadd-o ncontro l device , w e ar e proposin g tha t yo u monito r an d recor d th e operatin g parameter s establishe d durin g th e initia l performanc e test , an d calculat e averag e operatin g paramete r value s average dove r th e perio d o f tim e specifie di nthes e propose dNESHA P t o demonstrat e continuou s complianc e wit hth e operatin g limits . I f yo u us e th e MAC T poin t valu e syste mt o maintai na poin t valu e les s tha no r equa l t o th e appropriat e poin t valu e liste d i ntoday' s propose d NESHAP , w e ar e proposin g t o requir e tha t yo u calculat e th e poin t valu e on e tim e i f th e resin s o r ge l coat s use di nth e operatio nremai nth e same , o r i f al l th e resin s an d ge l coat s use dindividuall ymee t th e require d ^values . Yo u ar e require dt o calculat e th e poin t valu e o na 12-mont hrollin g averag e eac h2 7

mont hi f th e resi no r ge l coa t varie s betwee noperation s o r ove r time , an d no t al l resin s o r ge l coat s take n individuall ymee t th e require dpoin t value . I f yo u ar e complyin g wit hwor k practic e standards , w e ar e proposin g tha t yo u demonstrat e complianc e wit hth e wor k practic e standard s i ntoday' s propose dNESHA P b yperformin g th e necessar ywor k practice s an db ykeepin g a recor d certifyin g tha t yo u ar e i ncomplianc e wit hth e wor k practices . J . Wha t areth e grop^osedjiotification , reporting , an d recordkeepin g requirements ? W e ar e proposin g tha t yo u submi t Initia l Notification , Notificatio no f Performanc e Tests , an dNotificatio no f Complianc e Statu s report s b yth e specifie ddate s i nth e propose d NESHAP , whic hma yvar ydependin g o nwhethe r th e affecte d sourc e i s ne wo r existing . Yo u woul d als o nee dt o submi t semiannua l complianc e reports . I f yo u tak e actio ntha t i s inconsisten t wit hyou r approve d startup , shutdown , an d malfunctio n(SSM ) plan , the n yo u woul d nee d t o submi t SS Mreport s withi n2 day s o f startin g suc haction , an dwithi n7 day s o f endin g suc h action . W e ar e proposin g tha t yo u kee p a cop yo f eac h notificatio nan d report , alon g wit hsupportin g documentatio n fo r 5 years . O f thi s time , th e firs t tw o year s mus t b e on site . Yo u woul d nee dt o kee p record s relate dt o SSM ,P.3 0



### 2 8 record s o f performanc e tests , an d record s fo r eac h continuou s paramete r monitoring system . Unde r thi s propose d rule , i f yo u mus t compl ywit hthe wor k practic e standards , yo u woul d als o nee d t o kee p record s certifying tha t yo u ar e i ncomplianc e wit hth e wor k practice s fo r 5 years . I f yo u ar e us e th e MAC T poin t valu e systemt o demonstrat e compliance , yo u woul d nee d t o kee p al l data , assumptions , and calculation s use d t o determin e you r MAC T poin t value . Fo r ne wand existing continuou s lamination/casting operations , yo u woul d als o nee d t o kee p the following record s whe ncomplying wit hth e percen t reductio no r pound pe r to nrequirements : al l data , assumptions , and calculation s use d t o determin e th e percen t reductio nand/o r pound s pe r ton , a s applicable ; a brie f descriptio no f th e rational e fo r th e assignmen t o f a nequatio no r facto r t o eac hformula ; al l data , assumptions , an d calculation s use d t o deriv e facility-specifi c emissio nestimation s and factors ; identificatio nand-rational e fo r the worst-cas e scenario ; and documentatio ntha t the appropriat e regulatory agenc yha s approve d al l emissio nestimatio nequation s and factors . III . Rational e for ProposedNESHA P A . Ho wdi d w e determin e th e sourc e categoryt o regulate ? Reinforce d Plasti c Composite s Productio nwa s include d o nth e initia l lis t o f sourc e categorie s publishe d o nJul y 16 , 199 2 (5 7 F R31576 ) . I nestablishing th e sourc e categoryP.3 1

2 9 list , w e state d tha t w e woul d refin e categor ydescription s durin g th e rulemakin g process , i f necessary , base do n additiona l informatio navailable . W e di dno t fin di t necessar yt o refin e th e sourc e categor ydescriptio nfo r Reinforce d Plasti c Composite s Production . However , w e di d defin e a numbe r o f differen t proces s grouping s i norde r t o develo p representativ e MAC T floor s a s describe di nth e sectio no nMAC T floo r development . B . Wha t pollutant s ar e regulate dunde r thes e propose d NESHAP ? Th e propose d NESHA P regulat e tota l HA P rathe r tha n individua l HA P compounds . Standard s fo r tota l HA P simplif y complianc e an d enforcemen t compare dwit hstandard s fo r individua l HA P compounds . Styren e i s th e HA P emitte di nth e larges t magnitude . Othe r HA P emitte dfro mreinforce d plasti c composite s productio nfacilitie s includ e MM Aan d methylen e chloride . C . Wha t i s th e "affecte dsource " an dho wdi dEP Aselec t th e operation s t o b e regulate db ythes e propose dNESHAP ? T o provid e complianc e flexibility , w e define dth e affecte d sourc e a s th e combinatio no f al l reinforce dplasti c composite s operation s a t a site . Thi s broa dsourc e definitio nallow s a manufacture r t o determin e complianc e b y averagin g th e HA P conten t o f differen t product s use d throughou t th e facility , withi ncertai ndefine doperations , an d t o us e differen t applicatio ntechnique s a s neede dt oP.3 2

3 0 mee t produc t qualit yspecifications . D . Wha t i s a ne waffecte dsource ? Ane waffecte d sourc e i s an yreinforce dplasti c composite s productio nfacilit ytha t meet s bot ho f thes e criteria :

• I t commence dconstructio nafte r today' s date ; an d

• I t i s a t a sit e tha t doe s no t presentl ycontai n an yreinforce dplasti c composite s productio n operations . I nsectio n11 2 o f th e CAA , th e definitio no f ne w source s als o include s stationar ysource s tha t commenc e reconstructio nafte r th e publicatio ndat e o f a propose d NESHAP . Th e Smal l Busines s Advocac yRevie w(SBAR ) Pane l recommende d tha t w e carefull yrevie wou r definitio no f reconstructio nfo r thi s industry . A s define di nth e Genera l Provision s fo r 4 0 CF Rpar t 63 , "reconstruction " mean s th e replacemen t o f component s o f a naffected , o r a previousl y unaffected , stationar ysourc e t o suc ha nexten t that : (1 ) th e fixe d capita l cos t o f th e ne wcomponent s exceed s 5 0 percen t o f th e fixe d capita l cos t tha t woul db e require dt o construc t a comparabl e ne wsource ; an d(2 ) i t i s technologicall yan d economicall yfeasibl e fo r th e reconstructe d sourc e t o mee t th e relevan t standard s (a s establishe d b yth e Administrato r o r a State ) pursuan t t o sectio n11 2 o f th e CAA . W e envisio ntha t th e type s o f change s tha t woul dP.3 3

3 1 typicall yoccu r a t existin g facilitie s woul dinclud e replacemen t o f spra yequipmen t an d molds . W e d o no t believ e tha t i t woul d b e technologicall yan deconomicall yfeasibl e fo r a nexistin g sourc e makin g thes e type s o f change s t o mee t ne wsourc e MACT . Thus , suc hchange s d o no t mee t th e definitio no f reconstructio ni nth e Genera l Provision s an d woul d no t subjec t th e source s makin g suc hchange s t o ne w sourc e MACT . E . Ho wdi d w e determin e th e MAC T floo r fo r existin g sources ? Severa l consideration s underli e ou r MAC T floo r determinations . Thes e consideration s include : if/ho wth e sourc e categor yi s t o b e subcategorized , ho wemission s type s withi nth e affecte d sourc e ar e t o b e analyzed , an dwha t ar e th e bes t performin g sources . W e identifie d 43 3 facilitie s tha t ar e majo r source s base d o nthei r potentia l t o emi t o r hav e th e potentia l t o b e majo r source s base d o ncollocatio nwit hothe r HAP-emittin g processe s no t par t o f thi s sourc e category . I f technica l difference s i nemission s characteristics , processes , contro l devic e applicability , o r opportunitie s fo r pollutio npreventio nexis t withi nth e sourc e category , i t ma yb e appropriat e t o se t separat e floor s base do nthes e characteristics . I nanalyzin g th e availabl e dat a o nthi s sourc e category , i t wa s apparen t tha t reinforce dplasti c composit e facilities , a s a whole , ar e extremel ydivers e i nP.3 4



### 3 2 thei r emission s characteristics , contro l devic e applicability , an

d opportunitie s fo r pollutio nprevention . Therefore , w e explore d variou s way s o f grouping the operation s tha t mayb e presen t a t thes e facilities . Fo r existing sources , i t wa s apparen t tha t almos t al l o f th e existing sourc e floor s woul d b e base d o npollution

preventio ntechnique s suc ha s lowering the HAP conten t i n resin s and ge l coats , covering bath s and container s holding resins , and using nonatomize d spra yapplications . Th e exten t and performanc e o f pollution-preventio ntechnique s ar e dependen t o nth e specifi c operation . Fo r thi s reason , th e dat a wer e subdivide d b yspecifi c operation , and a floo r fo r eac hoperatio nwa s developed . Operation s wer e segregate d b ysevera l factors . Th e firs t wa s mol d typ e (i.e. , open , partiall yopen , and closed) . W e als o segregate d operation s byresi nand ge l coa t applicatio nmethod ; thes e includ e mechanical , manual , filamen t winding , and centrifuga l casting . Th e typ e o f mol d and resi napplicatio nmetho d impact s th e emissio npotentia l o f a particula r operatio nand als o th e effectivenes s and applicabilit yo f differen t contro l techniques . W e als o segregate d continuou s operation s suc ha s pultrusion , continuou s lamination , continuou s casting , and the manufactur e o f shee t molding compound . Th e fina l criteri a use d wa s produc t type . Th e require d propertie s o f the fina l produc t plac e certai nconstraint s o nP.3 5

3 3 th e ra wmaterial s tha t ca nb e used . This , i nturn , influence s th e limit s o nlevel s o f HA P i nth e ra wmaterials . W e identifie d severa l produc t criteri a wher e th e ra w material s require d t o produc e th e produc t ar e dissimila r enoug htha t a separat e floo r determinatio nwa s required . Th e firs t i s corrosio nresistance . Reinforce dplasti c composite s ca ngenerall yb e divide dint o tw o types-
- corrosion-resistan t an dnoncorrosion-resistan t products . Corrosion-resistan t product s requir e resin s specificall y formulate d fo r corrosion-resistan t applications . W e als o include d high-strengt happlication s i nth e corrosion

resistan t grouping . Thes e application s includ e product s suc ha s structura l member s an d utilit ypoles . Thes e requir e resin s wit hhighe r HA P content s tha ngenera l purpos e resins . Th e highe r HA P content s fo r bot hcorrosion-resistan t an d high-strengt happlication s are . necessar yt o produc e a laminat e wit ha greate r concentratio no f styren e cross linking . Thi s highe r leve l o f cross-linking , i s necessar y fo r eithe r corrosion-resistanc e o r high-strength . W e als o separate dge l coat s fro mresin s becaus e thes e material s hav e significantl ydifferen t function s i nth e fina l produc t an d ar e formulate ddifferently . Ge l coat s wer e furthe r subdivide dint o clear , whit e an doff-white , an d othe r colors . Clea r ge l coat s requir e significantl yhighe r HA P conten t tha npigmente d ge l coats , an dare , therefore , unabl e t o b e formulate dt o th e sam e HA P levels . Whit e an dP.3 6



### 3 4 off-whit e ge l coat s canb e formulate d t o lowe r HAP content s o na weight-percen t basi s thanothe r color s du e t o the fac t tha t whit e pigment s ar e heavie r thanothe r colo r pigments . Clas s 1 fir e and smok e rate d product s wer e separate d fromothe r product s becaus e thei r uniqu e propertie s requir e a resi nwit ha significantl yhighe r HAP conten t thanan y othe r products . Separating Clas s 1 fir e an d smok e rate d prpduct s wa s als o on e o f the recommendation s o f the SBA R Panel . Tooling resin s an

d ge l coat s ar e use d t o mak e th e mold s that , i nturn , ar e use d t o produc e reinforce d plasti c parts . Mold s mus t hav e differen t propertie s compare d t o th e product s theyar e use d t o produce . Thes e includ e a hig h leve l o f dimensiona l stabilit yand resistanc e t o hea t compare d t o othe r reinforce d plasti c composites . Therefore , separat e floor s wer e develope d fo r tooling resin s and ge l coats . Onc e th e dat a wer e subdivide d b yspecifi c operation , th e dat a wer e ranke d byHAP emissions . Ope nmoldin g and centrifuga l casting operation s wer e ranke d base d o na surrogat e emissio nfacto r calle d a poin t value . A s previousl ydiscussed , poin t value s ar e base d o nresi nand ge l coa t applicatio nmetho d and HAP content , and provid e a relativ e measur e o f emission s betwee noperation s wit h varyin g resi nand ge l coa t HAP content s and applicatio n methods .P.3 7

3 5 Othe r factor s suc ha s ge l time , par t thickness , applicatio ntemperature , an d operato r techniqu e als o affec t emissions . However , ther e i s les s dat a availabl e t o determin e th e effect s o f thes e factor s i na productio n setting . I naddition , som e o f thes e factors , suc ha s par t thickness , ar e inheren t t o th e proces s an dcanno t b e change d withou t changin g th e fina l product . Fo r thi s reason , othe r factor s ar e no t include d i nth e MAC T mode l poin t valu e equations . Th e poin t valu e syste mwa s als o develope dt o allo wa facilit yt o averag e differen t operation s togethe r t o mee t th e applicabl e propose dstandards . Th e abilit yt o averag e i s intende d t o provid e additiona l complianc e flexibility . Th e individua l operation s wer e the nranke dbase do nth e poin t valu e (fo r ope nmoldin g an dcentrifuga l casting) , percen t o f emissio nreductio n(pultrusion , continuou s lamination/casting , SM C manufacturing) , coverin g ope n container s o r expose d resi n(storage , BM C manufacturing/mixing , injection/compressio nmolding) , o r th e us e o nnon-HA P cleanin g solvent s (equipmen t cleaning) . Th e media nfacilit yo f th e to p 1 2 percen t (o r to p 5 fo r operation s wit hles s tha n3 0 sources ) wa s the nselecte da s representin g th e existin g sourc e floor . Fo r som e o f thes e operations , th e availabl e dat a wer e insufficien t t o perfor ma ranking . Thes e wer e non-whit e pigmente d ge l coats , product s wit ha Clas s 1 fir e an dsmok eP.3 8

3 6 rating , an d high-strengt hproducts . W e identifie d tw o facilitie s tha t produc e product s tha t requir e a Clas s 1 fir e an dsmok e rating . Bot hfacilitie s us e a resi nwit ha 6 0 percen t HA P content . W e chos e us e o f thi s resi na s th e floor . Fro ma 6 0 percen t HA P resin , w e calculate d differen t poin t value s fo r mechanical , manual , an d filamen t windin g resi napplication . Th e dat a w e use dt o se t floor s fo r pigmente dge l coat s wer e weighte d average s reporte d b yth e facilities . Thi s dat a include d som e informatio no ncolors , bu t no t enoug h facilitie s reporte d colo r informatio nt o perfor ma meaningfu l ranking . Becaus e o f th e predominanc e o f whit e an d off-whit e ge l coats , thes e dat a ar e no t representativ e fo r othe r colors . However , man yfacilitie s offe r othe r colors . Th e pigment s use d i nwhit e an doff-whit e ge l coat s ' ar e muc hdense r tha nth e pigment s use di nothe r colors . Fo r tha t reason , weigh t percen t HA P i nwhit e an doff-whit e ge l coat s tend s t o b e lower . Afloo r base do nwhit e an doff

whit e ge l coa t HA P content s woul d preclud e a facilit yusin g othe r colors . Base d o nindustr ycomment s an d th e recommendatio no f th e SBARpanel , w e determine d tha t a HA P conten t o f 3 7 percen t i s th e minimu mtha t woul dprovid e acceptabl e ge l coa t performanc e fo r ge l coat s wit hcolor s othe r the nwhit e an d off-white . I nth e absenc e o f an yothe r data , w e adopte d a 3 7 percen t HA P a s th e floo r fo r thes e ge l coats . Th e 3 7P.3 9

3 7 percen t HA P conten t wa s converte dt o a poin t valu e usin g th e appropriat e poin t valu e equation . (Se e th e fina l repor t o f th e SBARPane l i nth e docket. ) W e reques t comment s an d supportin g dat a o nth e appropriatenes s o f 3 7 percen t a s a minimu mHA P conten t fo r acceptabl e performanc e fo r ge l coat s wit hcolor s othe r tha nwhit e an d off-white . Th e dat a supplie db yindustr ydi d no t differentiat e product s tha t requir e highe r tha ntypica l strengt h properties . Therefore , w e coul d no t determin e a floo r wit h th e facilit ydat a base . W e discusse dthi s issu e a s par t o f th e SBARPane l wit hsevera l manufacturer s tha t produc e high

strengt hproducts . W e als o reviewe dth e requirement s o f Sout hCoas t Ai r Qualit yManagemen t Distric t Rul e 116 2 . Rul e 116 2 specificall yaddresse s high-strengt hproduct s an d contain s th e sam e requirement s fo r high-strengt hproduct s an d corrosion-resistan t products . A s a result , w e determine d usin g th e dat a fo r corrosion-resistan t resin s woul d b e th e mos t appropriat e wa yt o determin e floor s fo r high-strengt hproducts . Therefore , w e ar e proposin g th e sam e floor s fo r high-strengt hproduct s an dcorrosion

resistan t products . Thi s i s consisten t wit ha recommendatio no f th e SBARPanel . W e solici t comment s o n th i s approach . Ther e ar e man yfacilitie s tha t us e multipl e operation s t o produc e a product . A nexampl e o f thi s woul db e a facilit yproducin g corrosion-resistan t tank s usin g filamen tP.4 0

3 8 windin g t o produc e th e mai ncircula r portion , mechanica l resi napplicatio nfo r th e tan k ends , an dmanua l resi n applicatio nt o joi nth e part s together . Industr y representative s pointe d ou t tha t th e floor s w e ha ddevelope d fro mth e dat a bas e woul d potentiall yrequir e a facilit yt o us e thre e differen t resin s t o produc e a singl e product . Thi s coul d potentiall ylea d t o problem s o f resi n compatibilit yan d produc t failures . Th e SBARPane l repor t include d a recommendatio ntha t w e allo wa facilit yt o us e th e sam e resi nfo r al l processes . A s a result , w e reexamine d th e floor s fo r facilitie s wit hmultipl e processes . W e determine dthat , base do nth e dat a available , th e appropriat e approac hwoul db e t o hav e a provisio ni nth e propose d standard s t o allo wa facilit yt o selec t on e operation , determin e th e resi nthe ycoul dus e t o mee t th e floor , an d the nus e tha t sam e resi ni nal l othe r operations . W e di d no t hav e th e dat a t o determin e wha t tha t operatio nshoul d b e i nal l cases , s o w e ar e no t specifyin g a particula r operatio ni nth e propose d standards . W e assume d tha t a facilit ywoul d selec t th e operatio ntha t allow s the m t o us e th e highes t HA P conten t resin . A t th e recommendatio no f th e SBARPanel , w e als o reexamine d th e floor s fo r toolin g resins . Severa l o f th e smal l entit yrepresentative s tha t advise dth e pane l state d tha t th e propose d floo r fo r toolin g resin s wil l resul t i n inferio r qualit ytools . W e believ e tha t th e curren t floo rP.4 1

3 9 fo r toolin g resin s allow s sufficien t flexibilit yi nresi n HA P conten t a s lon g a s th e resi nca nb e applie dwit h nonatomize d spra ytechnology . W e ar e specificall y solicitin g commen t o nth e applicabilit yo f nonatomize dspra y technolog yt o toolin g resins . Base do nan ycomments , w e inten d t o furthe r examin e th e floo r fo r toolin g resins . F . Ho wdi d w e determin e th e MAC T floo r fo r ne wsources ? I ndevelopin g th e floo r fo r ne wsources , w e develope d tw o subcategories--source s wit hemission s o f 10 0 tp yo r abov e an d source s wit hemission s belo w10 0 tpy . Ou r reaso n fo r examinin g source s wit hemission s belo w10 0 tp y separatel yi s tha t suc hfacilitie s ar e likel yt o hav e mor e difficult ymaintainin g an doperatin g add-o ncontrol s tha n larger-emittin g sources , an dw e ar e unsur e o f th e performanc e o f add-o ncontrol s a t thes e facilities . Separatin g th e dat a int o larg e an dsmal l HAP-emittin g source s fo r developin g ne wsourc e MAC T floor s wa s als o on e o f th e recommendation s o f th e SBARPanel . I nexaminin g th e facilitie s wit hemission s o f 10 0 tp y o r more , w e foun d tw o facilitie s tha t contro l emission s fro m ope nmoldin g an d mixin g b y9 5 percen t overall . Thes e facilitie s rang e i nsiz e fro mapproximatel y10 0 tp yt o 100 0 tp yo f HA P emission s prio r t o th e add-o ncontro l device . Thi s leve l o f contro l wa s chose na s th e ne wsourc e MAC T floo r fo r ope nmoldin g an d mixin g a t facilitie s wit h10 0 tp y o r mor e o f uncontrolle demissions .P.4 2

4 0 W e als o considere d whethe r t o evaluat e th e applicabilit yo f add-o ncontrol s t o eac ho f th e differen t operation s a s wa s don e i s settin g floor s fo r existin g sources . Th e tw o facilitie s tha t contro l emission s b y9 5 percen t hav e operation s includin g ge l coa t an dmechanica l resi napplication . ' Th e performanc e an dcos t o f add-o n control s i s mainl ya functio no f ai r flow s an dHA P concentratio nfro m th e process . W e hav e n o dat a t o sugges t tha t th e ai r flow s an dHA P concentration s presen t i nothe r ope nmoldin g productio nprocesse s i nthi s industr yar e no t adequatel yrepresente db ythes e tw o facilities . Th e tw o facilitie s produc e part s tha t rang e i nsiz e fro mtha t o f bathtub s t o truc k caps . I t i s possibl e tha t large r siz e part s ma yrequir e large r enclosures . W e hav e no t identifie d anyfacilitie s i nth e reinforce dplasti c composite s industr ywher e processe s producin g larg e parts , suc ha s storag e tank s an d swimmin g pools , hav e applie d10 0 percen t efficien t captur e systems . However , w e hav e identifie d facilitie s usin g 10 0 percen t efficien t captur e system s tha t appl ycoating s t o larg e part s suc ha s helicopter s an d ships . Thes e coatin g operation s hav e simila r issue s o f larg e ai r flow s (du e t o worke r exposur e concerns ) an d lo woutle t HA P emissio nconcentrations . Base d o nthis , w e believ e tha t i t i s technicall yfeasibl e t o appl y 10 0 percen t efficien t captur e system s t o large r part s i nth e reinforce d plasti c composite s industry .

### 4 1 W e evaluate d the applicabilit yo f the 9 5 percen t contro l leve l a s the ne wsourc e floo r fo r othe r operations . Centrifuga l casting , continuou s lamination/casting , pultrusion , and SMC manufacturing ar e simila r i nemission s characteristic s t o ope nmolding . Ther e ar e five facilitie s tha t hav e applie d highl yefficien t add-o ncontrol s t o thes e operations , wit hoveral l contro l efficiencie s ranging from 9 0 t o 9 5 percent . Fo r thi s reason , w e chos e 9 5 percen t contro l a s th e ne wsourc e MAC T floo r fo r thes e operation s a t facilitie s wit huncontrolle d emission s o f a t leas t 10 0 tpy . W e als o considere d whethe r th e ne wsourc e MAC T floo r fo r th e previousl ymentione d operation s shoul d b e incorporatio no f th e pollution-preventio nmeasure s tha t mak e up th e existing sourc e floors , combine d wit h9 5 percen t control . Thi s approac hwoul d actuall yresul t i na highe r overal l emission s reduction . I naddition , incorporating th e pollutio npreventio nmeasure s woul d reduc e the potentia l fo r worke r exposur e i nsituation s wher e processe s hav e t o b e enclose d t o mee t the 9 5 percen t contro l requirement . However , w e determine d tha t selecting incorporatio no f pollution-preventio ntechnique s i nadditio nt o th e 9 5 percen t contro l requiremen t a s th e ne wsourc e floo r wa s no t appropriat e becaus e th e facilitie s tha t incorporat e 9 5 percen t control , whic hw e determine d represen t th e bes t controlle d facilities , d o no t als o incorporat e the bes t pollutio npreventio ntechniques . Therefore , combining theP.4 4

4 2 pollution-preventio nrequirement s wit hth e 9 5 percen t contro l requirement s woul dactuall yresul t i na noveral l contro l leve l tha t exceed s th e level s a t th e bes t controlle d facilities . W e ar e requestin g commen t o nwhethe r th e ne wsourc e floo r fo r facilitie s tha t mus t mee t th e 9 5 percen t contro l requirement s shoul d als o incorporat e th e pollution

preventio nrequirements . W e als o reques t tha t commentor s provid e an yavailabl e dat a o nworke r exposur e tha t woul d hel p u s quantif yth e benefit s o f incorporatin g pollution

preventio nrequirement s wit hth e 9 5 percen t contro l requirements . W e ar e no t proposin g 9 5 percen t contro l fo r close d molding , polyme r casting , equipmen t cleaning , an dresi n storage , whic hhav e muc hlowe r emission s tha nth e othe r type s o f operations . On e o f th e facilitie s tha t set s th e ne wsourc e floo r ha s a close dmoldin g operatio no nsite . Thi s operatio ni s no t controlled . W e di didentif yothe r type s o f control s fo r thes e processes . Fo r compression/injectio nmolding , whic hi s a typ e o f close d molding , th e onl yidentifie dcontro l wa s th e wor k practic e o f uncoverin g on e charg e a t a time . Therefore , thi s wa s chose na s th e ne wsourc e MAC T floo r fo r compression/injectio nmolding . Fo r polyme r castin g an d resi ntransfe r molding , w e wer e no t abl e t o identif yan y applicabl e contro l techniques . Thus , th e ne wsourc e MAC TP.4 5

4 3 floo r fo r thes e source s i s n o control . Fo r equipmen t cleaning , th e propose dne wsourc e floo r i s base d o nus e o f cleaner s wit hn o HAP . O f th e 43 3 facilitie s tha t reporte dinformatio no ncleaning , 35 3 reporte d usin g n o cleanin g material s containin g HAP . However , w e ar e no t regulatin g solvent s use dfo r cleanin g cure d resi no r ge l coa t fro mapplicatio nequipmen t becaus e w e kno wo f n o HA P emissio ncontrols . Cure dresi no r ge l coa t insid e a gu ni s usuall yth e resul t o f operato r erro r o r a nequipmen t failure . T o clea ncure dresi nan dge l coat , a n aggressiv e solven t i s needed , an dn o low-HA P alternative s ar e available . Th e equipmen t i s usuall ysoake di na covere d bucke t resultin g i nlittl e evaporatio no f th e solvent . Th e amoun t o f solven t neede dpe r yea r i s determine db yth e siz e o f th e facility , degre e o f operato r error , an dequipmen t failur e rates . Becaus e operato r erro r an dequipmen t failur e ar e har d t o predict , w e coul ddetermin e n o basi s fo r a n annua l limi t o f solven t usag e tha t woul db e achievabl e b y al l facilities . Thes e propose d NESHAP , therefore , allo w HAP-containin g solvent s onl yfo r cleanin g cure dresi nan d ge l coa t fro mth e applicatio nequipment . Ove r 25 0 facilitie s reporte d coverin g storag e containers . W e selecte d coverin g storag e container s a s th e ne wsourc e MAC T floo r fo r storage . W e identifie dtw o facilitie s tha t ven t th e storag e area s t o a contro l device ; however , w e determine d tha t th e availabl e dat a ar eP.4 6

4 4 insufficien t t o quantif yadditiona l emission s reduction s tha t woul d resul t fro mcontrollin g storag e tank s an d container s b y9 5 percen t versu s jus t coverin g th e storag e tank s an d containers . W e calculate d separat e floor s fo r facilitie s wit hles s tha n10 0 tp yo f emission s fro mope nmolding , centrifuga l castin g continuou s lamination/casting , pultrusion , SM C manufacturing , an d BM C manufacturing/mixing . Thoug hther e ar e facilitie s wit hemission s belo w10 0 tp ytha t hav e add-o n controls , dat a wer e no t availabl e t o substantiat e thei r leve l o f control . Therefore , w e coul dno t stat e tha t the y achieve d a leve l o f contro l abov e tha t achieve db yth e pollution-preventio ntechniques , an dthus , mee t th e definitio no f bes t controlle d facilities . Also , smaller

emittin g facilitie s ten dt o operat e wit hfewe r shift s tha n large r ones . Th e mor e frequen t startup s an dshutdown s coul d ten d t o mak e i t mor e difficul t t o maintai nan doperat e add

o ncontrol s compare d t o larger-emittin g facilities . Fo r thes e reasons , th e floo r fo r ne wsource s wit hles s tha n10 0 tp yo f emission s i s base do npollution-preventio n techniques .

Fo r thes e smaller-emittin g facilities , w e proposin g t o se t th e ne wsourc e MAC T floo r a t th e sam e leve l a s th e existin g sourc e MAC T floor . Thi s approac hwa s recommende d b yth e SBARPanel . W e believ e th e existin g sourc e MAC T floo r represent s th e greates t degre e o f emission s reductio nP.4 7



### 4 5 tha t i s achievabl e fo r smal l facilitie s unde r al l circumstances . Fo r ne wsources , th e CA Arequire s the MAC T floo r t o b e base d o nthe HAP emission s contro l achieve d i n practic e b

ythe bes t controlle d simila r source , a s determine d b

yth e Administrator . Th e reinforce d plasti c composite s industryi s extraordinaril ydiverse . Th e product s produced , eve ni nth e same operation , caninclud e skylights , bathtubs , and part s fo r automobiles . Give nthi s diversity , i t i s difficul t t o identif yth e "bes t controlled " source . Product s manufacture d bythi s industrygenerall y mus t mee t certai nminima l strengt hand durabilit y requirements . Th e HAP conten t o f th e resi ni s a facto r i n meetin g suc hrequirements . Us e o f a resi nwit ha give nHA P conten t mayb e th e mos t stringen t leve l o f contro l possibl e fo r a particula r process , whil e i t ma yb e possibl e t o us e a lower-HAP resi ni na differen t proces s withou t jeopardizing th e strengt ho r durabilit yo f th e product . Whil e some facilitie s ar e usin g lower-HAP material s and technique s thanrepresente d byth e existing sourc e MAC T floor , w e d o no t believ e tha t thes e example s ar e universall y applicabl e t o al l ne wreinforce d plasti c composite s manufacturers . W e hav e n o dat a t o precisel ydefin e the particula r combinatio no f requirement s wher e thes e lower

emitting option s canb e use d and stil l maintai nthe minimu m require d strengt hand durabilit yrequirement s o f thes e products . Consequently , w e hav e se t th e propose d floo r a tP.4 8

4 6 th e mos t stringen t leve l tha t w e hav e determine dal l source s emittin g les s tha n10 0 tp yca nachieve . W e di d no t fin d tha t th e quantit yo f HA P emission s fro m th e sourc e ha d an yeffec t o nit s abilit yt o incorporat e pollution-preventio ntechnology , o r o nth e effectivenes s o f thes e technologies . Fo r tha t reason , w e di dno t subdivid e th e dat a fo r existin g source s wher e th e floor s ar e base d mainl yo npollutio nprevention . Durin g th e SBARPane l discussions , man yo f th e smal l entit yrepresentative s expresse dconcer nregardin g th e affordabilit yan d technica l feasibilit yo f add-o ncontrols , an d commente d tha t the yma yb e abl e t o achiev e simila r HA P reduction s usin g pollution-preventio nmeasures , whic hten d t o b e les s expensive . Fo r example , i f a facilit ycoul d reduc e it s emission s b y5 0 percen t eac hyea r fo r 3 year s usin g th e pollution-preventio nalternative , i t ma yb e abl e t o achiev e reduction s simila r t o therma l oxidatio n(nearl y 9 0 percen t versu s 9 5 percent) . Th e pane l recommende dtha t EP Aexplor e wit hindustr yth e possibilit yo f a mor e stringen t pollution-preventio noptio na s a nalternativ e t o add-o ncontrols . Th e pane l believe dtha t thi s optio nshoul d b e mor e stringen t tha nth e pollution-preventio ntechnolog y presen t i nth e curren t existin g sourc e MAC T floors . W e discusse d wit hindustr yth e possibilit yo f a pollution-preventio ncontro l optio ni nlie u o f add-o n controls . W e wer e unabl e t o develo p a noptio ntha t w eP.4 9

4 7 believ e meet s th e statutor yrequirement s o f MACT . However , w e ar e solicitin g commen t o na possibl e pollution-preventio n alternativ e t o th e 9 5 percen t HA P reductio nrequirement . Th e specifi c informatio nw e ar e seekin g i s th e maximu mleve l o f contro l tha t ca nb e achieve d b ypollutio nprevention , an d th e tim e necessar yt o incorporat e pollution-preventio n techniques . Th e pollution-preventio ntechnique s o f whic hw e ar e awar e includ e lo wHA P resin s an dge l coats , nonatomize d resi nan d ge l coa t applications , vapo r suppresse dresins , vacuu m bagging , accelerate dresi ncuring , an dconversio no f ope nmoldin g processe s t o close d molding . W e ar e solicitin g informatio no nothe r pollution-preventio ntechnique s o f whic hw e ar e no t aware , an dinformatio no nth e maximu mleve l o f emission s reduction s achievabl e b ythes e techniques . Th e genera l concep t o f a nalternativ e woul db e a facilit ytha t elect s t o us e thi s optio nt o submi t notificatio nt o th e appropriat e permittin g authorit yo f thei r intent . Th e facilit ywoul d the nhav e t o submi t a pla n t o mee t specifi c emission s reduction s throug hpollutio n prevention . Th e pla nwoul doutlin e th e technique s the y inten d t o use' , th e researc han dtestin g required , an da schedul e wit hannua l milestone s fo r achievin g th e goal . I nth e nex t step , th e facilit ywoul d calculat e a n overal l emissio nfacto r fo r al l processe s a t th e facilit y tha t ar e require d t o mee t th e 9 5 percen t emissio nreduction . Onc e a facilit yha s determine da bas e yea r emissio nP.5 0

4 8 factor , the ywoul d b e require d t o incorporat e th e pollution

preventio ntechnique s outline di nth e pla nan dmak e annua l report s o f progress . I f a facilit ywa s unabl e t o mee t a n interi m

milestone , the ywoul d b e require dt o provid e a n update d pla nwithi na specifie d time . W e ar e als o solicitin g commen t o ndeterminatio no f a bas e yea r an d baselin e emissio nfactor , an dreportin g requirements . G . Di d w e conside r contro l option s mor e stringen t tha nth e MAC T floor ? Fo r existin g sources , a nabove-the-floo r contro l leve l wa s evaluate d whic hwa s base do nth e ne wsourc e floo r fo r source s wit hemission s o f 10 0 tp yo r more . Thi s above-the

floo r contro l leve l woul drequir e 9 5 percen t contro l o f HA P emission s fro mal l ope nmolding , centrifuga l casting , continuou s lamination/casting , pultrusion , SM C manufacturing , an d resi nmixing/BM C manufacturing . W e the nlooke d a t severa l options . Thes e wer e selectin g th e floo r leve l o f contro l a s MAC T fo r al l facilities , selectin g th e above-the-floo r leve l a s MAC T fo r al l facilities , o r choosin g a nalternativ e wher e facilitie s a t o r abov e a certai nHA P emission s quantit ywoul dmee t th e above-the-floo r level , an dth e res t woul dmee t th e floor . I nlookin g a t thi s thir dalternative , w e als o evaluate d differen t HA P emissio nthresholds . Th e optio no f havin g al l facilitie s mee t th e above-the

-P.5 1

4 9 floo r leve l o f contro l ha da nincrementa l cos t effectivenes s rati o o f $4, 3 0 0 pe r to no f HA P emissio nreduction . Th e economi c analysi s fo r thi s optio nindicate dtha t 12 6 smal l businesse s woul d b e impacte d a t a leve l o f 3 percen t o f sale s o r more , an d ther e wer e 9 0 projecte dclosure s o f smal l businesses . W e believ e tha t th e benefi t o f controllin g al l existin g source s t o thi s leve l i s no t commensurat e wit hth e economi c impacts . Therefore , w e ar e no t proposin g thi s alternativ e a s MACT . W e the nlooke d a t a combinatio no f th e MAC T floo r fo r facilitie s belo wa specifie d HA P emission s quantit ybase do n actua l emission s prio r t o an yadd-o ncontrols , an dth e above-the-floo r leve l o f contro l fo r larger-emittin g facilities . W e als o examine d th e impact s fro mth e standpoin t o f smal l businesse s an dthei r abilit yt o obtai n th e capita l t o purchas e pollutio ncontro l equipment . W e believ e tha t th e capita l cost s o f th e above-the-floo r optio n fo r mos t smal l businesse s woul db e prohibitiv e becaus e the y d o no t hav e th e sam e acces s t o capita l a s larg e businesses . Th e availabl e dat a indicat e tha t a t a threshol do f 25 0 tpy , non e o f th e existin g smal l businesse s i nth e dat a bas e woul d b e impacte d significantl yb yth e above-the-floo r contro l level . Fo r thi s reason , w e determine dMAC T fo r smal l businesse s t o b e th e floo r fo r facilitie s tha t emi t les s tha n25 0 tp yo f HAP , an dth e above-the-floo r contro l leve l fo r facilitie s tha t emi t 25 0 tp yo r more . Fo r larg eP.5 2



### 5 0 businesses , w e determine d MAC T t o b e the floo r fo r facilitie s tha t emi t les s than10 0 tp yo f HAP , an

d the above-the-floo r contro l leve l fo r facilitie s tha t emi t 10 0 tpyo r mor e o f HAP . Th e incorporatio no f th e 25 0 tp y threshol d fo r smal l businesse s wa s on e o f th e recommendation s o f th e SBA RPanel , and th e economi c impact s o f th e selecte d optio nar e reasonable . Industryrepresentative s independentl ydevelope d cost s fo r add-o ncontrol s an d submitte d themt o th e Agency . Thei r analysi s i s i nth e docke t fo r thi s propose d rulemaking . Th e SBA RPane l recommende d tha t w e reconside r ou r estimate s o f cost s fo r add-o ncontrol s i nligh t o f tha t study . Th e industrycos t estimate s ar e a t leas t thre e time s highe r than ou r cos t estimates . Th e majo r reaso nfo r thes e difference s i ncos t ar e th e designassumption s fo r th e permanen t tota l enclosure s and th e estimate d ai r flows . Ou r cos t estimate s assum e a ninle t concentratio no f 10 0 part s pe r millio nby volum e (ppmv) . Th e industry'stud yassume s lowe r concentration s tha t varybase d o nth e specifi c facility . However , availabl e tes t dat a fo r measure d concentration s i n th e exhaus t stream s fo r reinforce d plasti c composite s facilitie s rang e from 6 1 t o 24 9 ppmv , wit ha naverag e concentratio no f 12 0 and a media no f 82 . Base d o nthis , w e believ e ou r 10 0 ppm vestimat e i s stil l reasonable , and w e hav e decide d no t t o revis e ou r cos t analysi s a t thi s time . W e wil l revie wth e industry' s cos t analysi s i nmor e dept hP.5 3



### 5 1 following proposal , an d mak e an

yappropriat e change s base d o nou r revie wan

d o ncomment s w e receive . W e ar e soliciting commen t o nthe cos t an d feasibilit yo f add-o ncontrols , dat a o ndesignan

d operatio no f permanen t tota l enclosure s from thi s o r simila r industries , and dat a o ntypica l exhaus t HAP concentration s and ai r flow s fo r reinforce d plasti c composit e facilities . W e di d no t identif ya nabove-the-floo r optio nfo r the following operations : close d molding , polyme r casting , and equipmen t cleaning . W e wer e abl e t o fin d n o example s wher e an yclose d molding proces s wa s controlle d using add-o n controls . Therefore , w e believ e i t i s no t technicall yand economicall yfeasibl e t o us e add-o ncontrol s fo r close d moldin g processes . W e d o no t believ e i t i s technicall y feasibl e t o us e add-o ncontrol s fo r equipmen t cleaning operations . I nan

ycase , applicatio no f th e floo r leve l o f contro l w e ar e proposin g woul d eliminat e HAP-containing cleaners , excep t fo r case s wher e cure d resi nha s t o b e remove d fromapplicatio nequipment . Thi s floo r leve l o f contro l woul d achiev e clos e t o 10 0 percen t HA P emission s reductions . Fo r ne wsources , w e examine d a nabove-the-floo r optio n o f requiring al l source s t o mee t th e 9 5 percen t contro l requiremen t fo r ope nmolding , centrifuga l casting , continuou s lamination/casting , pultrusion , SMC manufacturing , and resi nmixing/BMC manufacturing . W eP.5 4



### 5 2 determine d that , eve ni f w e coul d resolv e the issue s surrounding the performanc e o f add-o ncontro l device s a t the smaller-emitting sources , the incrementa l cos t effectivenes s rati o woul d b e $15,00 0 pe r to no f HA P emission s reduction . Fo r thi s reason , w e chos e the floo r leve l o f contro l a s MAC T fo r ne wsources . W e als o considere d a nabove-the-floo r contro l leve l fo r bot hexisting an

d ne wsource s o f combining th e pollution

preventio ntechnique s o f the existing sourc e floor s wit ha 9 5 percen t contro l requirement . A s previousl ydiscussed , the benefit s o f thi s approac hwoul d b e tha t b yincorporating th e pollution-preventio nmeasures , the overal l emissio n reductio nwoul d b e increased . I naddition , th e potentia l fo r worke r exposur e i nthes e situation s woul d b e reduced . However , w e determine d th e incrementa l emissio nreductio n fo r thi s contro l leve l wa s approximatel y2 percen t o f baseline . Base d o nth e cost s o f meetin g existing sourc e floors , the cos t effectivenes s rati o o f thi s smal l additiona l benefi t woul d b e $36,90 0 pe r to no f HAP emissio n reduction . Thoughther e mayb e worke r exposur e benefits , w e di d no t includ e thi s above-the-floo r contro l leve l i nthi s propose d rule . Thi s possibilit yi s stil l unde r consideratio nand w e ar e ar e requesting comment . W e als o reques t tha t commentor s provid e an yavailabl e dat a o nworke r exposur e tha t woul d allo wu s t o quantif yth e additiona l worke r exposur e benefit s o f incorporating pollution

-P.5 5

5 3 . preventio nrequirement s wit hth e 9 5 percen t contro l requirements . W e di d no t identif ya nabove-the-floo r optio nfo r ne w source s fo r th e followin g operations : close dmolding , polyme r casting , an d equipmen t cleanin g fo r th e sam e reason s a s discusse d abov e fo r existin g sources . W e als o examine d a nabove-the-floo r contro l optio nfo r existin g source s base do npollutio nprevention . A s wa s th e cas e wit hth e ne wsourc e MAC T floor , w e ar e unabl e a t thi s tim e t o develo p a nalternativ e tha t w e believ e meet s th e statutor yrequirement s o f MACT . However , w e ar e specificall ysolicitin g comment s o npollution-preventio n technique s tha t coul d b e use di nlie u o f th e above-the-floo r alternativ e a s wer e discusse di nth e sectio no nne wsourc e floors . H . Wh yar e som e reinforce dplasti c composite s productio n* operation s no t subjec t t o thes e propose dNESHAP ? Thes e propose d NESHA P woul dnot;regulat e mol dsealin g an d releas e agent s an dmold , strippin g an d cleanin g solvent s becaus e w e wer e unabl e t o se t MAC T floor s o r determin e MAC T fo r thes e operations . I nbot hcases , th e informatio nan d dat a availabl e t o u s sugges t tha t mol dmaintenanc e practices , par t shap e an dsize , an dproductio nschedule s determin e emission s mor e tha nth e HA P conten t o f thes e materials . W e d o no t hav e sufficien t dat a t o identif yan d prescrib e wor k practice s t o reduc e emission s fro mthes eP.5 6



### 5 4 operations . Therefore , thes e propose d NESHA P d o no t requir e control s fo r thes e materials . Fo r mol d stripping an d cleaning solvents , the amoun t o f HAP use d pe r uni t o f mol d surfac e are a applie d depend s o n facility-specifi c mol d maintenanc e practice s and productio n requirements . Thes e mayinclud e mol d cycl e time , ho wofte n th e mol d i s used , an d whethe r the mol d i s store d indoor s o r outdoors . Th e siz e o f the par t may.als o influenc e mol d maintenance . W e d o no t hav e sufficien t dat a t o identif y thos e difference s i nproductio nrequirement s o r wor k practice s tha t determin e mol d cleaning solven t usage . Therefore , w e canno t identif ya MAC T floo r o r MACT . I . Ho wdi d w e selec t the for mo f thes e propose d NESHAP ? W e decide d t o offe r severa l form s fo r complying wit h th e propose d NESHAP . Th e purpos e o f multipl e form s i s t o provid e th e flexibilit yt o compl yi nth e mos t cost-effectiv e and efficien t manner . W e considere d the following factor s i nselecting th e for m o f th e propose d NESHAP :

• Th e for

mshoul d allo wfo r multipl e complianc e technique s fo r th e variou s type s o f facilitie s i n th e industry .

• Th e for

mshoul d simplif ycomplianc e and ensur e tha t th e cos t o f complianc e i s no t excessive .

• Th e for

mshoul d b e enforceable . Th e for mo f thes e propose d NESHA P i s base d o na combinatio no f emissio nlimit s (point value s o r percen tP.5 7

5 5 reduction) , equipmen t standards , an d wor k practic e standards . 1 . Emissio nLimit s Base do nPoin t Value s Thes e propose d NESHA P fo r ope nmoldin g operation s an d centrifuga l castin g operation s ar e base do npoin t value s whic har e i nunit s o f pound s o f HA P pe r to no f resi nused . Th e poin t valu e developmen t ha s bee npreviousl ydescribed . Thi s for m

wa s chose nove r a nabsolut e emissio nlimi t becaus e i t accuratel ydetermine s th e amoun t o f pollution-preventio n contro l a sourc e ha s incorporate d i nit s process , bu t doe s no t requir e a facilit yt o perfor memissio ntesting . Thi s for mals o allow s fo r averagin g acros s ope nmoldin g processe s o r acros s centrifuga l castin g processes . Thi s mean s tha t a sourc e ha s th e optio nt o over-contro l som e operations , under-contro l other s (relativ e t o th e limi t fo r tha t individua l process) , bu t stil l mee t th e overal l limi t fo r suc hoperation s combined . Thi s allow s a sourc e t o hav e additiona l flexibilit yi nmeetin g th e propose dstandards . Th e emissio nlimit s fo r ope nmoldin g an dcentrifuga l castin g fo r ne wsource s ar e base d o na percen t reductio n usin g add-o ncontrols . However , w e hav e provide da n alternativ e standar d fo r ne wsource s als o base do npoin t values . Thes e poin t value s wer e determine db yapplyin g th e require d percen t reductio nrequiremen t t o th e existin g sourc e MAC T floors . Th e ne wsourc e floo r i s base do na contro l efficiency , an d th e facilitie s tha t hav e thes eP.5 8

5 6 control s d o no t hav e example s o f ever ypossibl e typ e o f ope n moldin g o r centrifuga l castin g process . Therefore , w e wer e no t abl e t o us e th e best-controlle d source s t o directl y determin e a poin t valu e tha t i s equivalen t t o th e 9 5 percen t emission s reduction s requiremen t fo r al l operations . Fo r operation s wher e w e coul ddirectl ydetermin e a poin t valu e equivalent , th e approac ho f usin g existin g sourc e floor s an d applyin g 9 5 percen t contro l i s slightl ymor e stringent . Therefore , w e believ e applyin g thi s approac ht o al l ope n moldin g an d centrifuga l castin g operation s wil l produc e a limi t tha t i s n o les s stringent , whil e providin g opportunitie s fo r facilitie s t o incorporat e pollutio n prevention

- int o thei r process , mee t a percen t reductio n requiremen t les s tha n9 5 percent , bu t stil l mee t th e ne w sourc e floor . 2 . Emissio nLimit s Base do nPercen t Reductio n Th e for m

o f th e standard s fo r ne wope nmolding , centrifuga l casting , SM C manufacturing , an dresin/mixing/BM C manufacturing , an d th e standard s fo r ne wan dexistin g source s fo r pultrusio nan dSM C manufacturin g ar e base do na percen t reduction . Thes e standard s wer e al l develope dfro m facilitie s usin g add-o ncontrols . I t i s possibl e t o desig n a contro l devic e t o mee t a specifie dpercen t reduction . Bu t base d o nth e dat a available , i t wa s no t possibl e t o determin e a nuncontrolle demissio nfacto r fo r ope nmolding , centrifuga l casting , SM C manufacturing , an dmixing/BM CP.5 9



### 5 7 manufacturin g tha t wa s generall yapplicable . Therefore , w e coul d no t develop a standar d base d o nanemissio nfactor . Fo r continuou s lamination/casting , w e wer e abl e t o develop a nabsolut e emissio nlimi t base d o nth e facilitie s tha t se t th e floor . Thes e absolut e emissio nlimit s ar e presente d a s alternative s t o th e percen t reductio nlimits . I nthe cas e o f pultrusio noperations , ther e ar e alternativ e standard s base d o nwet-are a enclosure s o r direc t di e injection . Emissio ntesting ha s determine d tha t usin g thi s equipmen t a s specifie d i nthe propose d rul e wil l achiev e th e percen t reduction s specifie d i nth e NESHAP . 3 . Emissio nLimit s Base d o nEquipment/Wor k Practic e Standard s Sectio n112(h ) o f th e CA Astate s tha t " . . . i f i t i s no t feasibl e i nth e judgemen t o f th e Administrato r t o prescrib e o r enforc e a nemissio nstandar d fo r contro l o f a hazardou s ai r pollutan t o r pollutants , th e Administrato r may , i nlie u thereof , promulgat e a design , equipment , wor k practice , o r operationa l standard , o r combinatio nthereo f .

. .. " Sectio n112(h)(2 ) furthe r define s th e phras e "no t feasibl e t o prescrib e o r enforc e a nemissio nstandard " a s an ysituatio ni nwhic h" . . . a hazardou s ai r pollutan t o r pollutant s canno t b e emitte d througha conveyanc e designe d and constructe d t o emi t o r captur e suc hpollutant , .. . o r th e applicatio no f measuremen t methodologyt o a particula r clas s o f source s i s no t practicabl e du e t o technologica l andP.6 0

5 8 economi c limitations. " Th e emissio nlimit s fo r equipmen t cleanin g an dstorag e a t ne wan d existin g source s ar e base do nwor k practic e an d equipmen t standards . Th e reaso nfo r choosin g wor k practic e an d equipmen t standard s fo r storag e i s tha t storag e area s ma yb e locate d outsid e th e res t o f th e productio narea , an d i nsom e cases , ma yb e locate d outsid e th e building . W e d o no t believ e i t woul d b e practicabl e du e t o economi c limitation s t o tes t storag e areas , an dw e d o no t hav e sufficien t dat a t o calculat e a nemissio nlimi t fo r th e require d wor k practice . Th e standar d fo r existin g pultrusio nfacilitie s i s base d o nth e equipmen t standar d combine dwit ha wor k practice . W e hav e propose d th e standar da s a percen t reductio nt o allo wth e us e o f add-o ncontrols . However , w e d o no t believ e i t woul db e technologicall yo r economicall y feasibl e t o actuall ytes t facilitie s tha t choos e t o us e a wet-are a enclosur e o r direc t di e injection . Th e limit s fo r SM C an d resi nmixing/BM C a t existin g facilitie s ar e als o base d o nwor k practice s o r equipmen t standards . W e hav e n o dat a t o determin e a specifi c percen t reductio nt o th e wor k practice s fo r thes e operations . Therefore , w e coul d no t se t a specifi c emissio nlimit . Cleanin g operation s ma ytak e plac e outsid e th e regula r productio narea . I t woul dno t b e technologicall yo r economicall ypracticabl e t o perfor memissio ntestin g fo rP.6 1

5 9 cleanin g operations . 4 . Selectio no f Averagin g Tim e fo r Demonstratin g Complianc e A s a reinforce d plasti c composite s manufacturer , w e ar e proposin g tha t yo u coul d woul d sho wcomplianc e wit hth e %_^_^_^_^_^_(%_^_ £ propose d NESHA P o na 12-month , rolling-averag e basis . Unde r thi s propose d rule , yo u coul d woul ddetermin e complianc e a t th e en d o f eac hmont hfro mth e dat a collecte dove r th e pas t 1 2 months . W e believ e a 12-mont haveragin g tim e provide s a balanc e betwee noperatin g flexibilit yan denforceabilit yo f th e propose d standards . Th e 12-mont hperio di s sufficientl y lon g s o tha t yo u ca nidentif ypotentia l complianc e problem s an d chang e you r operation s i ntim e t o maintai ncompliance . Th e rolling-averag e aspec t provide s a nenforceabl e emissio n limi t 1 2 time s pe r year . Man yreinforce d plasti c composite s manufacturer s alread ytrac k materia l usag e monthl yt o compl ywit hStat e regulation s an d permi t requirements , s o w e believ e monthl y trackin g i s consisten t wit hcurren t practice . Trackin g o na mor e frequen t basi s woul db e unnecessaril yburdensom e fo r thi s particula r industry . Reinforce dplasti c composite s manufacturer s nee d a 12-mont hrolling-averag e perio dt o respon d t o bot hshort-ter mvariation s i nHA P conten t tha t ar e inheren t i nal l chemica l products , an dt o accoun t fo r short-ter mneed s fo r higher-HA P material s du e t o variation s i nproduc t mix . I norder—t o calculat e a 12-mont hrollin g average ,6 0

facilitie s rnufc

l hav e 1 2 month s o f data . Th e CAArequire s existiiiy—sources—t o b e i ncomplianc e no—later—tha n3—year s after—th e publicatio ndate . I t als o authorize s EPA—t o establis hdnearlier—complianc e date . I norder—t o mak e i t clear—an d legally—enforceable—tha t facilitie s mus t begi n collectin g dat a at—tw o year s after—fina l rul e publication , th e complianc e dat e for—facilities—tha t mus t comply—wit ha 12-mont hrollin g averag e is—tw o years . W e hav e n o reason—t o believ e tha t a—tw o year—complianc e dat e i nno t achievable. — Th e nonatoiuize d applicatio ntechnologie s an dlo wHA P resin s an d ge l coat s appear—t o currentl yb e widel yavailable. — Facilities—th e mus t mee t a 12-mont hrollin g averay e stil l hav e 3 year s t o demonstrat e comp 11ance . J . Ho wdi d w e selec t th e propose dtes t method s fo r determinin g complianc e wit hth e propose dNESHAP ? Th e propose d NESHA P hav e severa l option s fo r achievin g compliance . Fo r ope nmoldin g an d centrifuga l casting , thi s include s meetin g a specifie dpoin t valu e fo r existin g . sources , o r a percen t reductio no r poin t valu e fo r ne w sources . Fo r mos t othe r processes , yo u achiev e complianc e b yusin g a nenclosur e an d add-o ncontro l devic e t o mee t a percen t reductio nrequiremen t o r a nabsolut e emissio nlimit . I norde r t o calculat e a poin t value , unde r thi s propose d rule , yo u mus t determin e th e HA P conten t o f th e ra w material . Th e metho d t o determin e materia l HA P conten t i s th e us e o f th e Materia l Safet yDat a Sheet s (MSDS ) o r othe rP.6 3

6 1 produc t specificatio nsheet s provide db yth e materia l manufacturer . W e chos e no t t o propos e requirin g testin g o f th e material . Th e dat a use d t o develo p th e standard s wer e mainl ybase d o nMSDS ; therefore , w e believ e i t i s reasonabl e tha t MSD S b e use d t o determin e compliance . Unde r th e propose d NESHAP , i f yo u chos e t o us e a n enclosur e an d add-o ncontro l device , yo u woul dhav e t o determin e th e captur e efficienc yo f th e enclosur e an d measur e th e HA P fro mth e contro l device . T o determin e th e captur e efficienc yo f th e enclosure , yo u woul dus e EP A Metho d 204 (Criteri a fo r an dVerificatio no f Permanen t o r Temporar yTota l Enclosure) . I f th e enclosur e meet s th e criteri a i nEP AMetho d 2 0 4 fo r a permanen t tota l enclosure , the nyo u could.assum e tha t it s captur e efficienc yi s 10 0 percent . I f th e enclosur e i s no t a tota l enclosure , the n yo u woul d buil d a tota l temporar yenclosur e aroun di t tha t meet s th e definitio no f a tota l temporar yenclosur e i nEP A Metho d 204 . Yo u woul d the nhav e t o measur e emission s fro m bot hth e contro l devic e an d th e tota l temporar yenclosur e an d us e th e combine d emission s t o determin e compliance . T o measur e HAP , yo u woul db e abl e t o us e eithe r EP A Metho d 1 8 (Measuremen t o f Gaseou s Organi c Compoun dEmission s b yGa s Chromatography ) t o measur e th e sumo f individua l specie s o f HAP , o r EP AMetho d25 A(Determinatio no f Tota l Gaseou s Organi c Matte r Concentratio nUsin g a Flam e Ionizatio nAnalyzer ) fo r tota l hydrocarbon s (THC ) a s aP.6 4

6 2 surrogat e fo r tota l HAP . Th e EP AMetho d25 Awoul dallo wyo u th e flexibilit yt o us e a simple r metho dtha nEP AMetho d1 8 whic hdoe s no t speciat e HA P i ncase s wher e measurin g TH C i s sufficien t t o demonstrat e compliance . Yo u coul dmeasur e TH C a s a surrogat e fo r tota l HA P i f mos t o f th e TH C emitte dfro m a nenclosur e wer e HAP , suc ha s styren e an dMM Afro mresi n an d ge l coa t operations . Fo r complianc e determinations , th e EP Awil l assum e tha t al l TH C measure dwit hEP AMetho d25 A ar e HAP . W e hav e no t include d i nthi s propose drul e a tes t metho d fo r determinin g th e effectivenes s o f vapo r suppresse d resins . Adraf t protoco l entitle d"Vapo r Suppressan t Effectivenes s Tes t Protocol, " date d Apri l 7 , 1999 , ha s bee n develope d b yindustr yan di s availabl e fo r revie wi nth e docke t fo r thi s propose d rule . Th e draf t protoco l i s insufficientl ydetaile d fo r inclusio ni nthi s propose drule . W e ar e currentl yrequestin g additiona l detail s an d solicitin g commen t o nth e tes t protoco l o r a nalternat e tes t protocol . K . Ho wdi d w e determin e th e gaop^^^Smon i torm qand . recordkeepin g requirements ? Whic hmonitorin g an drecordkeepin g requirement s yo u woul d mee t depen d o nho wyo u choos e t o compl ywit hthes e propose d NESHAP . Fo r eac hcomplianc e option , th e propose d monitorin g an d recordkeepin g requirement s ar e th e minimu m necessar yt o determin e initia l an d ongoin g complianc e an dP.6 5

6 3 ar e consisten t wit hth e Genera l Provision s (4 0 CF Rpar t 63 , subpar t A) . Thi s sectio ndescribe s ho wt o compl ywit hemissio n limit s base d o npoin t values , emissio naveragin g provisions , equipmen t an d wor k practic e standards , an dth e emissio n limi t fo r a nadd-o ncontro l device . 1 . Complianc e wit hEmissio nLimit s Base do nPoin t Value s Fo r al l operation s subjec t t o HA P conten t limits , w e ar e proposin g fou r tasks : monito r an drecor dth e HA P conten t o f th e materia l used , monito r an drecor dth e monthl y consumptio no f th e material , monito r an drecor dwhic h operation s us e th e material , an d recor dth e computation s t o sho wtha t th e weighte d averag e poin t valu e ove r th e pas t 1 2 month s meet s th e propose d standards . Th e SBA RPane l recommende dtha t w e loo k fo r alternative s t o simplif yreportin g an drecordkeeping . W e hav e identifie d tw o alternative s w e believ e simplif yth e reportin g an d recordkeepin g process . Th e firs t i s tha t a n owne r an d operato r ma yus e purchas e record s t o determin e monthl yconsumption . However , a nowne r an doperato r ca n trac k actua l materia l flow s t o eac hproces s i f desired . W e believ e thi s i s reasonabl e becaus e facilitie s hav e n o financia l incentiv e t o kee p significan t inventorie s o f ra w materia l o nhand , an dw e hav e n o evidenc e tha t keepin g larg e amount s o f ra wmateria l o nhan d i s a commo npractice . Therefore , purchase s an d actua l consumptio nshoul dtrac kP.6 6

6 4 fairl yclosely . W e ar e requirin g tha t th e owne r an d operato r hav e a reasonabl e metho dt o estimat e th e amount s o f eac hresi nuse d b ya specifi c operation . Th e secon d alternativ e applie s wher e al l th e material s use d i na n operatio nresul t i na poin t valu e tha t meet s th e emissio n limit , i nwhic hcase , a nowne r an doperato r onl ynee dt o recor d HA P conten t an d th e resultin g poin t valu e an dd o no t nee d t o trac k monthl yconsumptio no f eac hindividua l material . 2 . Complianc e wit hAveragin g Provision s T o compl ywit hth e averagin g provision s fo r ope n moldin g operation s an dcentrifuga l castin g operations , yo u mus t monito r an d recor dHA P conten t a s wel l a s ho wus e o f th e materia l i s spli t betwee ndifferen t operations , an dyo u mus t recor d th e computation s neede dt o sho wcompliance . Yo u mus t us e thes e dat a a s wel l a s th e MAC T mode l poin t valu e equation s i nth e propose dNESHA P t o calculat e th e poin t value s i ntha t operatio nfo r th e pas t 1 2 months . Complianc e i s the ndetermine d relativ e t o th e allowabl e weighte d averag e poin t valu e calculate dfo r thos e operation s fo r th e pas t 1 2 months . Complianc e woul db e calculate dmonthly , an d monthl ypurchas e record s ma yb e use dt o determin e resi nan d ge l coa t use . 3 . Complianc e wit hEquipmen t an dWor k Practic e Standard s Th e propose d NESHA P requir e resi nan dge l coa t mixin g container s t o b e fitte dwit hcover s tha t hav e n o visibl eP.6 7

6 5 gaps . Yo u wil l b e require d t o inspec t containe r cover s eac h mont ht o ensur e th e cover s ar e i nplac e an dproperl y maintained . Yo u mus t recor d th e result s o f th e inspections . Th e inspection s shoul db e sufficien t t o ensur e tha t th e cover s ar e i nplac e an dproperl ymaintained . W e believ e monthl yinspection s ar e a reasonabl e interva l becaus e th e natur e o f failur e i nthes e piece s o f equipmen t i s likel ydu e t o wea r an d tea r an d no t a sudde nfailure . Longe r tim e period s betwee ninspections , however , woul dallo wa failur e t o g o to o lon g befor e bein g repaired . Th e propose d NESHA P fo r productio nresi nan dtoolin g resi nrequire s mos t manufacturer s t o us e nonatomize dresi n applicatio nmethod s t o comply . Thes e method s includ e flowcoater s an d pressure-fe d resi nrollers , amon g others . W e coul d identif yn o parameter s t o monito r whethe r thes e method s ar e bein g used . Rather , complianc e throug hth e us e o f thes e method s woul d b e determine ddurin g enforcemen t inspections . A s lon g a s flowcoaters , pressure-fe d resi n rollers , o r othe r simila r device s ar e installe dan doperate d accordin g t o manufacturer' s specifications , the ywil l compl y wit hth e requirement s t o us e nonatomize dresi napplicatio n methods . 4 . Complianc e fo r Source s Usin g Enclosure s an dAdd-O n Contro l Device s Th e requirement s fo r enclosure s an dadd-o ncontro l device s i nth e propose dNESHA P ar e consisten t wit hothe r ai rP.6 8

6 6 qualit yregulation s tha t requir e captur e an dcontro l o f emissions . The yar e th e minimu mneede dt o demonstrat e tha t th e captur e an d contro l syste mi s operate dproperly . W e ar e proposin g tha t yo u mus t initiall ydemonstrat e complianc e wit hth e emissio nlimi t b ydemonstratin g tha t th e enclosur e i s a tota l enclosur e o r b yals o measurin g th e fugitiv e emission s tha t escap e th e enclosure . Yo u woul d als o nee d t o measur e th e efficienc yo f th e add-o ncontro l usin g EP AMetho d 25 Afo r TH C (a s a surrogat e fo r HAP ) o r EP A Metho d 1 8 fo r HAP . Th e EP AMetho d1 8 measure s individua l HA P tha t yo u sum

t o calculat e tota l HAP . Afte r th e initia l complianc e test , w e ar e proposin g tha t yo u mus t monito r contro l devic e parameter s t o demonstrat e tha t th e contro l devic e continue s t o b e operate d a s i t wa s durin g th e initia l test . I nth e cas e o f therma l oxidizers , yo u woul d nee dt o monito r an drecor dcombustio n temperatur e ever y1 5 minute s bot hdurin g an dafte r th e performanc e test . W e ar e proposin g tha t yo u mus t calculat e th e averag e temperatur e achieve d durin g th e test . Afte r th e test , yo u woul d nee d t o maintai nth e averag e temperatur e a t o r abov e th e temperatur e achieve d durin g th e performanc e test . Temperatur e monitor s an drecorder s ar e standar d feature s o ntherma l oxidizers . Fo r othe r device s w e ar e proposin g tha t yo u mus t determin e appropriat e parameter s t o monito r an d receiv e ou r approva l t o us e thes e parameters . L . Ho wdi d w e selec t th e propose d •notificatio nan dP.6 9



### 6 7 reporting requirements ? W e believ e tha t the propose d notice s an d report s ar e th e minimu

mneede d t o determin e i f yo u ar e subjec t t o the propose d NESHA P and whethe r yo u ar e i ncompliance . W e ar e proposin g tha t yo u mus t submi t a ninitia l notificatio n stating tha t yo u ar e subjec t t o th e propose d NESHAP . Afte r th e complianc e dat e fo r you r facility , yo u woul d nee d t o submi t a notificatio no f you r complianc e status . Yo u woul d als o nee d t o submi t semiannua l report s o f you r complianc e status . I f yo u hav e anadd-o ncontro l devic e and yo u become ou t o f compliance , w e ar e proposin g tha t yo u mus t submi t quarterl yreport s o f you r complianc e statu s unti l w e approv e a reques t t o retur nt o semiannua l reporting . I f you r facilit yi s a ne wsource , w e ar e proposing tha t yo u hav e additiona l preconstructio nnotificatio n requirements . Yo u woul d als o hav e additiona l notificatio n and reportin g requirement s i f yo u us e a nadd-o ncontro l device , including notification s and report s fo r th e contro l devic e performanc e test . Thes e propose d notificatio nand reportin g requirement s ar e consisten t wit hthos e specifie d i nth e Genera l Provisions . W e believ e tha t thes e requirement s ar e th e minimu mneede d fo r u s t o determin e complianc e fo r source s wit hadd-o ncontro l devices . Th e SS Mpla nspecifie d b yth e Genera l Provision s wil l b e require d onl yfo r source s using a nadd-o ncontro l devic e and wil l appl yonl yt o th e add-o ncontro l device . Fo rP.7 0

6 8 operation s no t usin g a contro l device , th e natur e o f th e material s an d equipmen t use dt o compl ywit hth e propose d Reinforce d Plasti c Composite s Productio nNESHA P i s suc htha t malfunction s wil l no t lea dt o exces s emissions . M . Wha t ar e som e o f th e area s wher e w e ar e specificall y solicitin g comments ? Th e purpos e o f thi s sectio ni s t o highligh t particula r issue s o f concer nt o th e EP Ao r t o othe r parties . W e solici t comment s o nthes e issues , alon g wit hdat a t o suppor t th e comments . Th e propose d rul e require s tha t certai nne wan d existin g source s contro l HA P emission s b y9 5 percent . I n orde r t o mee t thi s requirement , facilitie s wil l likel yhav e t o captur e 10 0 percen t o f thei r emission s fro mth e affecte d processe s an d rout e thes e emission s t o a nadd-o ncontro l device . W e ar e solicitin g dat a o nth e technica l feasibilit y o f permanen t tota l enclosure s (PTE ) , - factor s tha t affec t th e feasibilit yo f PT E suc ha s produc t size , operatio ngrouping , an d ven t strea m

concentration s an d ai r flo wfro mth e processe s wher e captur e system s ar e used ; an dinteraction s o f thes e requirement s wit hOSH Arules . Fo r example , th e feasibilit yo f 10 0 percen t emission s captur e usin g PT E i s base d o ndat a fro mtw o facilities . W e believ e tha t th e proces s operation s i nthes e facilitie s ar e representativ e o f th e industr ya s a whole . However , w e ar e solicitin g commen t o ntype s o f facilitie s tha t ma yno t b e abl e t o appl yPTE ,P.7 1

6 9 alon g wit hdat a t o suppor t thes e comments . W e solici t dat a o na facility' s abilit yt o maintai nan doperat e add-o n controls . W e ar e especiall yintereste di ncos t an ddesig n dat a fro mfacilitie s i nthi s industr ytha t hav e successfull y applie d add-o ncontrols . Dat a o ncontro l inle t ai r flow s an d HA P devic e inle t concentration s combine dwit hworke r exposur e monitorin g dat a woul db e especiall yuseful . W e solici t dat a o ntypica l operatin g hour s i nthi s industry , particularl yi nrelatio nt o th e siz e o f facilitie s an dthei r operation s (e.g. , resi nus e o r numbe r o f employees ) sinc e operatin g hour s affec t cos t effectivenes s an dth e numbe r o f start-up s an d shutdowns . Th e propose d rul e set s differen t threshold s fo r existin g sourc e requirement s a t smal l versu s larg e businesses , abov e whic hcontro l o f HA P emission s b y9 5 percen t i s required . Th e highe r threshol dfo r smal l businesse s i s base d o nconcern s tha t i t i s mor e difficul t fo r smal l businesse s t o rais e th e necessar y.capita l t o purchas e add-o ncontrol s t o compl ywit hth e 9 5 percen t contro l level . W e solici t comment s o nthi s conclusion , alon g wit hdat a o ncapita l availabilit yfo r larg e an dsmal l businesse s an d th e impac t o f thi s threshol do nlarg e businesses . W e solici t informatio nan ddat a o nothe r factor s t o conside r i nevaluatin g contro l requirement s mor e stringen t tha nth e MAC T floor , includin g dat a o ncost s t o th e industry .P.7 2

7 0 W e believ e tha t w e hav e capture d th e ful l rang e o f processe s an d product s i nou r propose doperatio ngroups . W e reques t comment s wit hsupportin g dat a o nan yprocesse s o r product s tha t migh t no t b e adequatel yrepresented . Alon g thes e lines , w e hav e specificall yprovide dseparat e proces s group s fo r product s wit ha Clas s I smok e an dfir e rating , an d hav e define d hig hstrengt hproduct s a s par t o f th e corrosio nresistan t proces s grou p becaus e o f specifi c produc t requirement s tha t requir e specialize dra wmaterials . W e solici t comment s o nthi s approac han ddat a o nany additiona l processe s o r product s tha t hav e uniqu e propertie s tha t ma yrequir e separat e proces s grouping s fo r MAC T floo r development . Thi s propose d rul e contain s poin t valu e equation s fo r ope nmoldin g an d centrifuga l casting . W e ar e solicitin g comment s o nth e dat a an dassumption s use dt o develo p MAC T poin t valu e equations , an d informatio no nothe r method s o r emissio nmodel s tha t coul db e use dt o ran k facilitie s fo r th e purpose s o f settin g MACT . Th e propose d rul e allow s th a t ope nmoldin g an d centrifuga l castin g operation s _lo ikf _^§£^§ tl _S_^^ f ^^_^^_l

f __^_^ a rollin g 12-monBh>period . I norde r t o demonstrat e bgjmglfcm_cj^_b ^ ithe^^final^jr^ ^ mus t mee t a poin t valu e o na 12-mont hrollin g averag e b e i ncomplianc e 2 year s afte r publicatio nof—th e fina l rule . Th e reaso ni sP.7 3

7 1 tha t i norder—t o hav e 1 2 month s o f dat a availabl e - - i.e . :artin g tw o year s fro mpublication , t o calculat e th e averay e a t 3 year s after—fina l rul e publication,—facilitie s woul d nee d t o b e r ncoiuplrane e an d colle c tin ydat a 2 year s after—fina l rul e publication . W e ar e solicitin g commen t wit hsupportin g dat a o nw^^^^^^^SfwilRiif^ii&i^^SwsfeiSi B p^bl^c ; at^Pt

n_ ja ^ ;a .th e selectio no f a 2 year—complianc e dat e fo r thes e spec r f r e cases . W e considere d othe r option s fo r tlies e operations . On e optio nwa s a 3 year—complianc e date,—an d basin g complianc e o na cumulativ e averay e unti l 1 2 month s ha d passed . However,—thi s woul dreduc e th e flexibilit yo f th e averag e unti l 1 2 month s ha dbee nreached . W e als o considere d a 3 year—complianc e date,—wit ha nadditional—3r2

- months—t o demonstrat e compliance . W e rejected—thi s alternativ e becaus e i t woul d potentiall yallow—facilities—t o excee d th e emissio nlimit s base do npoin t value s after—th e 3 'ea r complianc e dat e mandate di nth e CAA.We^arg4als o

W e als o solici t informatio no nth e adequac yo rP.7 4



### 7 2 necessit yo f th e monitoring , recordkeeping , and reporting requirement s i nthi s propose d rule . W e specificall ysolici t comment s o nthe recordkeeping an d reporting burde nestimate s se t fort hi nSectio nV I i nth e Paperwor k Reductio nAc t sectio nan

d informatio no nway s t o minimiz e responden t burden . IV . Summar

y o f Environmental , Energy , an dEconomi c Impact s A . Wha t facilitie s ar e affecte d b yth e propose d NESHAP ? Ther e ar e approximatel y43 3 existing facilitie s manufacturin g reinforce d plasti c composite s tha t ar e majo r source s and woul d b e subjec t t o th e propose d NESHAP . Th e rat e o f growt hfo r th e reinforce d plasti c composite s industryi s estimate d t o b e 8 4 ne wfacilitie s ove r th e nex t 5 years . B . Wha t ar e th e ai r qualit yimpacts ? Th e 199 7 baselin e HAP emission s fromthe reinforce d plasti c composite s industryar e approximatel y22,20 0 tpy . Th e propose d NESHA P woul d reduc e HA P from existing source s by14,50 0 tpy , a reductio no f 6 5 percent . Th e propose d NESHA P woul d resul t i nsmal l increase s i n othe r ai r pollutio nemission s fromcombustio ndevice s tha t wil l b e installe d i nth e nex t 5 year s t o compl ywit htoday' s propose d rule . Thes e increase s resul t frombot hthe combustio ndevic e directly , and estimate d emission s tha t occu r a t electrica l generating plant s t o generat e th e electricit ynecessaryt o operat e th e add-o ncontrol s and7 3

associate d ai r handlin g equipment . Thes e emission s ar e estimate d t o b e 3 8 tp yo f sulfu r oxide s (SOx) , 6 9 tp yo f nitroge noxide s (NOx) , 12 5 tp yo f carbo nmonoxid e (CO) , an d 1. 5 tp yo f particulat e matte r (PM ) emissions . C . Wha t ar e th e wate r qualit yimpacts ? W e estimat e tha t th e propose d Reinforce dPlasti c Composite s Productio nNESHA P wil l hav e n o advers e wate r qualit yimpacts . W e d o no t expec t anyon e t o compl yb yusin g add-o ncontro l device s o r proces s modification s tha t woul d generat e wastewater . D . Wha t ar e th e soli d an d hazardou s wast e impacts ? W e estimat e tha t th e propose d NESHA P woul ddecreas e th e amoun t o f soli d wast e generate db yth e reinforce dplasti c composite s industr yb yapproximatel y1,40 0 tpy . Th e decreas e i nsoli d wast e i s directl yrelate dt o switchin g t o nonatomize d resi napplicatio nequipmen t (i.e. , flowcoater s an d resi nrollers) . Switchin g t o flowcoater s result s i na decreas e i noverspra ybecaus e o f a greate r transfe r efficienc yo f resi nfro mflowcoater s t o th e par t bein g manufactured . Adecreas e i nresi noverspra yconsequentl y reduce s th e amoun t o f wast e fro mdisposabl e floo r coverings , cure d resi nwaste , an d persona l protectiv e equipmen t (PPE ) fo r workers . Disposabl e floo r covering s ar e replace do na periodi c basi s t o preven t resi nbuildu p o nth e floor . W e estimat e tha t soli d wast e generatio no f floo r covering s wil l decreas e b yapproximatel y36 0 tp yan dtha t cure dresi nsoli dP.7 6



### 7 4 wast e wil l decreas e b yapproximatel y1,04 0 tpy . W e projec t tha t the decrease d oversprayfro m flowcoater s wil l resul t i na decrease d usag e o f PPE , whic h als o consequentl yreduce s the amoun t o f soli d waste . Worker s wh o us e flowcoater s typicall ywea r les s PP E than whe nusing spra

ygun s becaus e o f the reduce d presenc e o f resi naerosol s and lowe r styren e level s i nth e workplace . Becaus e w e di d no t hav e informatio no nthe man ydifferen t type s o f PP E currentl yused , w e di d no t estimat e thi s decreas e i nsoli d waste . Some facilitie s tha t switc hfromspraygun s t o flowcoater s mayhav e a smal l increas e o f hazardou s wast e fromth e use d flowcoate r cleaning solvents . However , mos t facilitie s woul d no t se e a nincreas e unde r thi s propose d rule , and the overal l impac t o nthe industrywil l b e smal l relativ e t o the soli d wast e reductions . Nearl yal l flowcoater s requir e resi nand catalys t t o b e mixe d insid e th e gun(internal-mix ) and mus t b e flushe d whe nwor k i s stoppe d fo r mor e thana fewminutes . External-mi xspray gun s d o no t nee d t o b e flushe d becaus e resi ni s mixe d wit h catalys t outsid e th e gun . Facilitie s tha t switc hfro m external-mi xspraygun s t o flowcoater s wil l us e mor e solvent . Solven t usag e shoul d no t chang e a t facilitie s switching frominternal-mi xspra ygun s t o flowcoaters . Th e mos t commo nflushing solvent s ar e aceton e and water-base d emulsifiers . Onl ya coupl e o f ounce s o f solven t ar eP.7 7



### 7 5 typicall yneede d t o flus hth e mixing chambe r and nozzl e o f flowcoater s an

d internal-mi xspra yguns . W e d o no t hav e adequat e dat a t o predic t the potentia l solven t wast e impac t from switching t o flowcoaters . Th e magnitud e o f the impac t depend s o nthe typ e o f guncurrentl y use d (internal

- o r external-mix) , the frequenc yo f flushing , and th e typ e o f solven t used . However , becaus e o f the smal l amoun t o f solven t used , and sinc e mos t i s allowe d t o evaporate , w e believ e th e overal l solven t wast e increas e wil l b e smal l compare d t o th e soli d wast e reductions . E . Wha t ar e th e energ yimpacts ? W e determine d tha t th e overal l energ ydemand fo r operation s i nth e Reinforce d Plasti c Composite s Productio n sourc e categorycoul d increas e by15 9 millio nstandar d cubi c fee t pe r yea r o f natura l gas , and 1 0 millio nkilowat t hour s o f electricit ype r yea r a s a resul t o f the propose d rule . W e determine d thi s ne t increas e base d o nth e additiona l energydemand fo r contro l device s installe d t o mee t th e propose d standards . N o informatio nfo r compariso ni s availabl e o nth e baselin e energyconsumptio nfo r thi s sourc e category . F . Wha t ar e th e cos t impacts ? W e hav e estimate d th e capita l cost s fo r emissio n contro l equipment , including equipmen t suc ha s ope n containe r covers , resi nbat henclosures , captur e systems , and contro l device s a s $73. 9 millio nfo r existing source sP.7 8



### 7 6 and $11. 7 millio nfo r ne wsources . Th e capita l cost s includ e the cost s t o purchas e and instal l the contro l equipment . W e hav e estimate d tha t annua l cost s o f the propose d rul e ar e $26. 0 millio npe r yea r fo r existing source s and $3. 2 millio nfo r ne wsources . Annua l cost s includ e fixe d annua l costs , suc ha s reporting , recordkeeping and capita l amortization , and variabl e annua l cost s suc ha s natura l gas . Th e estimate d averag e cos t effectivenes s rati o o f th e propose d rul e i s $1,60 0 pe r to no f HA P emission s reductio n fo r existing source s and $2,200 . pe r tono f HAP emission s reductio nfo r ne wsources . A s discusse d elsewher e i nthi s preamble , w e wil l revie w i nmor e dept hth e industry' s analysi s o nth e cos t o f thi s propose d rul e following proposal . Wher e appropriate , w e wil l mak e change s t o ou r estimate s o f cost s base d o nou r revie wand o ncomment s w e receive , and mak e th e result s o f ou r detaile d revie wavailabl e i nth e publi c docke t a t promulgation . G . Wha t ar e th e economi c impacts ? Th e Agenc yconducte d a detaile d economi c impac t analysi s t o determin e th e market

- and industry-leve l impact s associate d wit hth e propose d rule . W e expec t th e aggregat e pric e increas e fo r reinforce d plasti c composite s woul d b e onl y0. 3 percent , o r $0.0 1 pe r pound , a s a resul t o f th e propose d standards . W e projec t tha t directl yaffecte dP.7 9



### 7 7 producer s woul d reduc e tota l productio nby0. 8 percent , whil e producer s no t directl yaffecte d woul d increas e thei r productio nb

y0. 3 percent . Market s fo r reinforce d plasti c composite s use d i ngenera l construction , corrosion-resistan t products , an

d lan d transportatio nar e expecte d t o b e mor e heavil yimpacte d wit hpric e increase s o f up t o 0. 5 percen t and reduction s i ndirectl yaffecte d domesti c productio no f betwee n1 and 1. 5 percent . I nterm s o f industryimpacts , captiv e producer s o f reinforce d plasti c composite s ar e expecte d t o full yabsor b thei r complianc e costs , whil e merchan t producer s wil l attemp t t o pas s throughcost s t o thei r customers . Through th e marke t impact s describe d above , th e propose d NESHAP creat e bot hgainer s and loser s withi nth e merchan t segment . Some merchan t facilitie s ar e projecte d t o experienc e profi t increase s wit hth e propose d rule ; however , th e majorit ytha t continu e operating ar e projecte d t o los e profits . Furthermore , th e economi c impac t analysi s indicate s tha t 2 9 ou t o f 29 9 merchan t facilitie s (9. 7 percent ) an d 7 3 ou t o f 47 1 produc t line s (15. 5 percent ) a t thes e facilitie s ar e a t ris k o f closur e becaus e o f th e propose d NESHAP . Al l o f th e facilitie s determine d t o b e a t ris k fo r closur e ar e believe d t o b e smal l businesses . Mor e informatio no nth e measure s w e hav e take nt o minimiz e thes e impact s mayb e foun d i nsectio nP.8 0

7 8 IV- F whic hdiscusse s th e Regulator yFlexibilit yAct . Base d o nth e marke t analysis , th e annua l socia l cost s o f th e propose d rul e ar e projecte dt o b e $25. 7 million . Thes e cost s ar e distribute dacros s th e man yconsumer s an d producer s o f reinforce dplasti c composites . Producers , i n aggregate , ar e expecte d t o bea r $10. 6 millio nannuall yi n costs , wit hthos e directl yaffecte db yth e propose dNESHA P losin g $19. 3 millio nan d thos e no t subjec t t o th e propose d NESHA P gainin g $8. 7 million . Th e consumer s o f reinforce d plasti c composite s ar e expecte d t o incu r th e remainin g $15. 1 millio ni ncost s associate dwit hth e propose dNESHAP . Fo r mor e information , consul t th e docke t fo r thi s project . V . Relationshi po f Propose dNESHA P to Othe r Standard s and Program s unde r th e CA A A . Nationa l Emissio nStandard s fo r Close dVen t Systems , Contro l Devices . Recover yDevices , an dRoutin g t o a Fue l Ga s Syste m o r a Proces s (4 0 CF RPar t 63 . Subpar t SS ) I f yo u us e a nadd-o ncontro l device(s ) t o contro l emissions , yo u wil l nee dt o compl ywit hcertai nprovision s i n4 0 CF Rpar t 63 , subpar t SS , fo r add-o ncontrols . Th e standard s i nsubpar t S S cite db yth e propose dNESHA P ar e applicabl e t o mos t source s usin g a nadd-o ncontro l device . Th e propose d NESHA P cit e thes e section s i nsubpar t S S rathe r tha nrepeatin g the mi nth e propose d regulator ytext . B . Operatin g Permi t Progra mP.8 1



### 7 9 Unde r the operating permi t programcodifie d a t 4 0 CF R part s 7 0 and 71 , al l majo r source s subjec t t o standard s unde r sectio n11 1 o r 11 2 o f the CA Amus t obtai na noperating permi t (Se e §§70.3(a)(1 ) an d 71.3(a)(1)) . Therefore , al l majo r source s subjec t t o thes e propose d NESHA P mus t obtai n a noperating permit . Some reinforce d plasti c composite s productio n facilitie s mayb e majo r source s base d solel yo nthei r potentia l t o emi t eve nthoughthei r actua l emission s ar e belo wth e majo r sourc e level . Thes e facilitie s maychoos e t o obtai na federall yenforceabl e limi t o nthei r potentia l t o emi t s o tha t theyar e n o longe r considere d majo r source s subjec t t o the propose d NESHAP . Source s tha t op t t o limi t thei r potentia l t o emi t (e.g. , limit s o noperating hour s o r amoun t o f materia l used ) ar e referre d t o byth e EPAa s "syntheti c area " sources . T o become a syntheti c are a source , yo u mus t contac t you r loca l permittin g authorit yt o obtai na noperating permi t wit hthe appropriat e operating limits . Thes e operating limit s wil l the nb e federall y enforceabl e unde r 4 0 CF R70.6(b) . C . NESHA P fo r Plasti c Part s and Product s Ther e ar e currentl yNESHA P unde r developmen t fo r proposa l tha t wil l regulat e coating o f plasti c part s and products . Th e SBA RPane l recommende d tha t w e conside r th e interactio no f the Plasti c Part s an d Produc t NESHA P wit h today' s propose d NESHAP . Th e Plasti c Part s and Product sP.8 2

8 0 NESHA P ma ypotentiall yaffec t facilitie s tha t produc e reinforce d plasti c part s an d the nappl ya coatin g t o th e finishe d parts . W e hav e coordinate dwit hthi s projec t an d hav e determine d tha t ther e shoul db e n o overla p (i.e. , specifi c operation s covere db ytoday' s propose dNESHA P shoul d no t als o b e covere di nth e Plasti c Part s an dProduct s NESHAP) . W e hav e no t determine d an yrequirement s o f th e propose d NESHA P tha t woul d overlap , conflict , o r caus e a duplicatio no f effort . VI . Administrativ e Requirement s A . Executiv e Orde r 12866 : Regulator yPlannin g an dRevie w Unde r Executiv e Orde r 1286 6 (5 8 F R51735 , Octobe r 4 , 1993) , w e mus t determin e whethe r a propose dregulator y actio ni s "significant " an d therefor e subjec t t o Offic e o f Managemen t an d Budge t (OMB ) revie wan dth e requirement s o f th e Executiv e Order . Th e Executiv e Orde r define s "significan t regulator yaction " a s on e tha t i s likely ^ t o resul t i na rul e tha t may : (1 ) Hav e a nannua l effec t o nth e economyo f $10 0 millio no r mor e o r adversel yaffec t i na materia l wa yth e economy , a secto r o f th e economy , productivity , competition , jobs , th e environment , publi c healt ho r safety , o r State , local , o r triba l government s o r communities ; (2 ) Creat e a seriou s inconsistenc yo r otherwis e interfer e wit ha nactio ntake no r planne db yanothe r agency ; (3 ) Materiall yalte r th e budgetar yimpac t o fP.8 3



### 8 1 entitlements , grants , use r fees , o r loanprogram s o r th e right s and obligation s o f recipient s thereof ; o r (4 ) Rais e nove l lega l o r polic yissue s arising ou t o f lega l mandates , th e President' s priorities , o r the principle s se t fort hi nth e Executiv e Order . Pursuan t t o th e term s o f Executiv e Orde r 12866 , th e EPA ha s submitte d thi s actio nt o OMB fo r review . Change s mad e i nrespons e t o suggestion s o r recommendation s fromOMB wil l b e documente d an

d include d i nth e publi c record . B . Paperwor k Reductio nAc t Th e informatio ncollectio nrequirement s i nthi s propose d rul e hav e bee nsubmitte d fo r approva l t o the OM B unde r th e Paperwor k Reductio nAct , 4 4 U.S.C . 350 1 e t seq . AnICRdocumen t ha s bee nprepare d b yEPA(IC

RNo . ) and a copymayb e obtaine d fro mSand yFarme r b

ymai l a t the Offic e o f Environmenta l Information , Collectio nStrategie s Divisio n (2822) , U.S . EPA , 120 0 Pennsylvani a Avenue , NW , Washington , D C 20460 , bye-mai l a t "farmer.sandy@epa.gov, " o r bycalling (202 ) 260-2740 . Acopyma yals o b e downloade d fromth e interne t a t "http://www.epa.gov/icr. " Thes e propose d NESHAP contai nmonitoring , reporting , and recordkeeping requirements . W e believ e tha t th e propose d notice s and report s ar e th e minimu mneede d b

yu s t o determin e i f yo u ar e subjec t t o th e NESHAP and whethe r yo u ar e i ncompliance . W e believ e th e propose d recordkeeping requirement s ar e th e minimu mnecessaryt o determin e initia lP.8 4

8 2 an d ongoin g compliance . Base do nreporte dinformation , w e woul d decid e whic hreinforce d plasti c composite s facilitie s an d wha t record s o r processe s shoul db e inspected . Th e recordkeepin g an d reportin g requirement s ar e consisten t wit h th e Genera l Provision s o f 4 0 CF Rpar t 63 . Thes e propose d recordkeepin g an dreportin g requirement s ar e specificall yauthorize d b ysectio n11 4 o f th e CAA(4 2 U.S.C . 7414) . Al l informatio nsubmitte dt o u s fo r whic ha clai mo f confidentialit yi s mad e wil l b e safeguarde d accordin g t o ou r policie s i n4 0 CF Rpar t 2 . Th e EP Aexpect s thes e propose dNESHA P t o affec t a tota l o f approximatel y48 6 facilitie s ove r th e firs t 3 year s afte r promulgatio no f th e rule . Thi s include s 43 3 existin g facilities , an d 5 3 ne wreinforce d plasti c composite s facilitie s wil l becom e subjec t t o th e propose dNESHA P durin g th e firs t 3 years . Th e estimate d averag e annua l burde nfo r th e firs t 3 year s afte r promulgatio no f thes e propose dNESHA P fo r industr yan d th e implementin g agenc yi s outline dbelow . Yo u ca nfin d th e detail s o f thi s informatio ncollectio ni nth e "Standar d For m

8 3 Supportin g Statemen t fo r IC RNo . i nDocke t No . A-94-52 .

Affecte d entit y Industry Implementing agency Tota l hour s 15,12 2 11,29 3 Labo r cost s

$673,12 0 $450,97 2 Tota l

Annua l O&M Cost s $17,26 5 N A Tota l

cost s $690,38 5 $450,97 2P.8 5

8 3 Burde nmean s th e tota l time , effort , o r financia l resource s expende d b yperson s t o generate , maintain , retain , o r disclos e o r provid e informatio nt o o r fo r a Federa l agency . Thi s include s th e tim e neede dt o revie w instructions ; develop , acquire , install , an dutiliz e technolog yan d system s fo r th e purpose s o f collecting , validating , an d verifyin g information , processin g an d maintainin g information , an d disclosin g an dprovidin g information ; adjus t th e existin g way s t o compl ywit han y previousl yapplicabl e instruction s an drequirements ; trai n personne l t o b e abl e t o respon d t o a collectio no f information ; searc hdat a sources ; complet e an drevie wth e collectio no f information ; an d transmi t o r otherwis e disclos e th e information . A nagenc yma yno t conduc t o r sponsor , an da perso ni s no t require d t o respon dt o a collectio no f informatio n unles s i t display s a currentl yvali dOM B contro l number . Contro l number s fo r EPA' s regulation s ar e liste di n4 0 CF R par t 9 an d 4 8 CF Rchapte r 15 . Comment s ar e requeste do nth e Agency' s nee dfo r thi s information , th e accurac yo f th e provide dburde nestimates , an d an ysuggeste d method s fo r minimizin g responden t burden , includin g th e us e o f automate dcollectio ntechniques . Sen d comment s o nth e IC Rt o th e Director , Offic e o f Environmenta l Information , Collectio nStrategie s Divisio n(2822) , U.S . EPA , 120 0 Pennsylvani a Avenu e NW , Washington , D C 20460 ; an dP.8 6

8 4 t o th e Offic e o f Informatio nan d Regulator yAffairs , OMB , 72 5 17t hStreet , NW , Washington , D C 20503 , marke d "Attention : Des k Office r fo r EPA. " Includ e th e IC Rnumbe r i nan ycorrespondence . Sinc e OM B i s require dt o mak e a decisio nconcernin g th e IC Rbetwee n3 0 an d6 0 day s afte r [INSER T DAT E O F PUBLICATION O F THI S PROPOSE DRUL E I N TH E FEDERAL REGISTER] , a commen t t o OM B i s bes t assure do f havin g it s ful l effec t i f OM B receive s i t b y[INSER T DAT E 3 0 DAY S AFTE RPUBLICATION O F THIS PROPOSE DRUL E I N TH E FEDERAL REGISTER] . Th e fina l rul e wil l respon dt o an yOM B o r publi c comment s o nth e informatio ncollectio nrequirement s containe d i nthi s proposal . C . Executiv e Orde r 13132 , Federalis m Executiv e Orde r 13132 , entitle d "Federalism " (6 4 F R 43255 , Augus t 10 , 1999) , require s EP At o develo p a n accountabl e proces s t o ensur e "meaningfu l an dtimel yinpu t b yStat e an d loca l official s i nth e developmen t o f regulator ypolicie s tha t hav e federalis mimplications. " "Policie s tha t hav e federalis mimplications " i s define di n th e Executiv e Orde r t o includ e regulation s tha t hav e "substantia l direc t effect s o nth e States , o nth e relationshi p betwee nth e nationa l governmen t an dth e States , o r o nth e distributio no f powe r an d responsibilitie s amon g th e variou s level s o f government. " Thi s propose d rul e doe s no t hav e federalis m implications . I t wil l no t hav e substantia l direc t effect sP.8 7

8 5 o nth e States , o nth e relationshi p betwee nth e nationa l governmen t an d th e States , o r o nth e distributio no f powe r an d responsibilitie s amon g th e variou s level s o f government , a s specifie d i nExecutiv e Orde r 13132 . N o reinforce d plasti c composite s productio nfacilitie s subjec t t o thes e propose d NESHA P ar e owne db yStat e o r loca l governments . Therefore , Stat e an d loca l government s wil l no t hav e an y direc t complianc e cost s resultin g fro mthi s propose drule . Furthermore , thes e propose d NESHA P d o no t requir e thes e government s t o tak e o nan yne wresponsibilities . Thus , th e requirement s o f sectio n6 o f th e Executiv e Orde r d o no t appl yt o thi s propose drule . Thus , Executiv e Orde r 1313 2 doe s no t appl yt o thi s rule . I nth e spiri t o f Executiv e Orde r 13132 , an dconsisten t wit hEP Apolic yt o promot e communication s betwee nEP Aan d Stat e an d loca l governments , EP Aspecificall ysolicit s commen t o nthi s propose drul e fro mStat e an dloca l officials . D . Executiv e Orde r 13084 , Consultatio nan dCoordinatio n wit hIndia nTriba l Government s O nNovembe r 6 , 2000 , th e Presiden t issue dExecutiv e Orde r 1317 5 (6 5 F R67249 ) entitled , "Consultatio nan d Coordinatio nwit hIndia nTriba l Governments. " Executiv e Orde r 1317 5 too k effec t o nJanuar y6 , 2001 , an drevoke s Executiv e Orde r 1308 4 (Triba l Consultation ) a s o f tha t date . Th e EP Adevelope d thi s propose drule , however , durin g th eP.8 8



### 8 6 perio d whe nExecutiv e Orde r 1308 4 wa s i neffect ; thus , EPA addresse d triba l consideration s unde r Executiv e Orde r 13084 . Th e EPAwil l analyz e an d full ycompl ywit hthe requirement s o f Executiv e Orde r 1317 5 befor e promulgating the fina l rule . Unde r Executiv e Orde r 13084 , w e mayno t issu e a regulatio ntha t i s no t require d b ystatute , tha t significantl yo r uniquel yaffect s the communitie s o f Indian triba l governments , and tha t impose s substantia l direc t complianc e cost s o nthos e communitie s unles s the Federa l governmen t provide s the fund s necessaryt o paythe direc t complianc e cost s incurre d b yth e triba l governments , o r w e consul t wit hthos e governments . I f w e compl yb yconsulting , w e ar e require d b

yExecutiv e Orde r 1308 4 t o provid e t o the OM B i na separatel yidentifie d sectio no f the preambl e t o th e rule , a descriptio no f th e exten t o f ou r prio r consultatio nwit hrepresentative s o f affected.triba l governments , a summaryo f th e natur e o f thei r concerns , and a statemen t supporting the nee d t o issu e th e regulation . I n addition , Executiv e Orde r 1308 4 require s u s t o develo p a n effectiv e proces s permitting electe d official s and othe r representative s o f Indiantriba l government s "t o provid e meaningfu l and timel yinpu t i nth e developmen t o f regulatory policie s o nmatter s tha t significantl yo r uniquel yaffec t thei r communities. " W e ar e no t awar e o f an yIndia ntriba l government s o r communitie s affecte d b ythe propose d rule . Accordingly , th eP.8 9

8 7 requirement s o f sectio n3(b ) o f Executiv e Orde r 1308 4 d o no t appl yt o thi s propose d rule . E . Unfunde d Mandate s Refor mAc t o f 199 5 Titl e I I o f th e Unfunde d Mandate s Refor mAc t o f 199 5 (UMRA) , Pub . L . 104-4 , establishe s requirement s fo r Federa l agencie s t o asses s th e effect s o f thei r regulator yaction s o nState , local , an d triba l government s an dth e privat e sector . Unde r sectio n20 2 o f th e UMRA , w e mus t generall y prepar e a writte nstatement , includin g a cost-benefi t analysis , fo r propose d an d fina l rule s wit h"Federa l mandates " tha t ma yresul t i nexpenditure s t o State , local , an d triba l governments , i nth e aggregate , o r t o th e privat e sector , o f $10 0 millio no r mor e i nan y1 year . Befor e promulgatin g a rul e fo r whic ha writte nstatemen t i s needed , sectio n20 5 o f th e UMR Agenerall yrequire s u s t o identif y an d conside r a reasonabl e numbe r o f regulator yalternative s an d adop t th e leas t costly , mos t cos t effective , o r leas t burdensom e alternativ e tha t achieve s th e objective s o f th e rule . Th e provision s o f sectio n20 5 d o no t appl ywhe nthe y ar e inconsisten t wit happlicabl e law . Moreover , sectio n20 5 allow s u s t o adop t a nalternativ e othe r tha nth e leas t costly , mos t cost-effective , o r leas t burdensom e alternativ e i f th e Administrato r publishe s wit hth e fina l rul e a n explanatio nwh ytha t alternativ e wa s no t adopted . Befor e w e establis hanyregulator yrequirement s tha t ma ysignificantl y o r uniquel yaffec t smal l governments , includin g triba lP.9 0

8 8 governments , i t mus t hav e develope d unde r sectio n2 0 3 o f th e UMR Aa smal l governmen t agenc yplan . Th e pla nmus t provid e fo r notifyin g potentiall yaffecte dsmal l governments , enablin g official s o f affecte dsmal l government s t o hav e meaningfu l an d timel yinpu t i nth e developmen t o f ou r regulator yproposal s wit hsignifican t Federa l intergovernmenta l mandates , an d informing , educating , and . advisin g smal l government s o ncomplianc e wit hth e regulator y requirements . W e hav e determine dtha t thi s propose drul e doe s no t contai na Federa l mandat e tha t ma yresul t i nexpenditure s o f $10 0 millio no r mor e b yState , local , an dtriba l governments , i nth e aggregate , o r th e privat e secto r i nan y 1 year . Th e tota l cos t t o th e privat e secto r i s approximatel y$29. 2 millio npe r year . Thi s propose drul e contain s n o mandate s affectin g State , local , o r Triba l governments . Thus , today' s propose drul e i s no t subjec t t o th e requirement s o f section s 20 2 an d 20 5 o f th e UMRA . W e hav e determine dtha t thi s propose drul e contain s n o regulator yrequirement s tha t migh t significantl yo r uniquel y affec t smal l government s becaus e i t contain s n o requirement s tha t appl yt o suc hgovernment s o r impos e obligation s upo n them . F . Regulator yFlexibilit yAc t (RFA) , a s amende db yth e Smal l Busines s Regulator yEnforcemen t Fairnes s Ac t o f 199 6 (SBREFA) , 5 U.S.C . 60 1 e t sea .P.9 1



### 8 9 Th e RFAgenerall yrequire s a nagencyt o prepar e a regulatoryflexibilit yanalysi s o f an yrul e subjec t t o notic e an

d commen t rulemaking requirement s unde r the Administrativ e Procedur e Ac t o r an yothe r statut e unles s the agenc ycertifie s tha t th e rul e wil l no t hav e a significan t economi c impac t o na substantia l numbe r o f smal l entities . Smal l entitie s includ e smal l businesses , smal l organizations , and smal l governmenta l jurisdictions . Fo r purpose s o f assessing the impact s o f today' s propose d rul e o nsmal l entities , smal l entit yi s define d a s (1 ) a smal l busines s ranging from 500-1,00 0 employees ; (2 ) a smal l governmenta l jurisdictio ntha t i s a governmen t o f a city , county , town , schoo l distric t o r specia l distric t wit h a populatio no f les s than50,000 ; and (3 ) a smal l organizatio ntha t i s an ynot-for-profi t enterpris e whic hi s independentl yowne d and operate d and i s no t dominan t i nit s field . Th e tabl e belo wpresent s th e siz e threshol d fo r smal l businesse s bySI C Code . Category

Manufacturin g SI C Code s

362 1 371 1 371 6 372 8 374 3 NAIC S Code s

33531 2 336211 , 3361 2 33621 3 33641 3 3365 1 336112 , Maximu m Numbe r o f Employee s t o b e Considere d a Smal l Busines s 100 0P.9 2

9 0 282 1 32521 1 75 0 329 6 32799 3 343 1 33299 8 353 1 33312 , 3365 1 361 2 33531 1 361 3 33531 3 366 3 3342 2 3714 33653 , 33639 9 Al l othe r Al l othe r 50 0 identifie didentifie d SI C Code s NAIC S Code s i n i nthi s thi s sourc e sourc e categor y categor y I naccordanc e wit hsectio n60 3 o f th e RFA , EP Aprepare d a ninitia l regulator yflexibilit yanalysi s (IRFA ) tha t examine s th e impac t o f th e propose d rul e o nsmal l entitie s alon g wit hregulator yalternative s tha t coul dreduc e tha t impact . Th e IRF Ai s availabl e fo r revie wi nth e docke t an d i s summarize d below . Sectio n11 2 o f th e CA Arequire s u s t o lis t categorie s an d subcategorie s o f majo r source s and , i nsom e cases , are a source s o f HA P an d t o establis hNESHA P fo r th e liste dsourc e categorie s an d subcategories . Reinforce d plasti c composite s productio n(majo r source s only ) wa s include do nth e initia l lis t o f sourc e categorie s publishe do nJul y16 , 199 2 (5 7 F R 315 7 6) . Majo r source s o f HA P ar e thos e tha t hav e th e potentia l t o emi t greate r tha n1 0 tp yo f anyon e HA P o r 2 5 tp yo f an ycombinatio no f HAP . Th e objectiv e o f thi s propose d rul e i s t o appl y standard s base d o nmaximu machievabl e contro l technolog yt oP.9 3

9 1 al l majo r source s i nthi s sourc e category . Th e criteri a use d t o establis hMAC T ar e containe di nsectio n11 2 (d ) o f th e CAA . Base d o nSB Asiz e definition s an dreporte dsale s an d employmen t data , EP Aidentifie d 27 8 o f th e 35 6 companie s ownin g reinforce d plasti c composite s facilitie s a s smal l businesses . Althoug hsmal l businesse s represen t almos t 8 0 percen t o f th e companie s withi nth e sourc e category , the y ar e expecte d t o incu r onl y3 1 percen t o f th e tota l industr y complianc e cost s o f $26. 0 million . Th e averag e tota l annua l complianc e cos t i s projecte d t o b e $30,00 0 pe r smal l compan y a s compare d t o th e industr yaverag e o f $70,00 0 pe r company . Unde r th e propose d standards , th e mea nannua l complianc e cost , a s a shar e o f sales , fo r smal l businesse s i s 0. 7 percent , an d th e media ni s 0. 4 percent , wit ha rang e o f 0.0 1 t o 7. 5 percent . Th e EP Aestimate s tha t 1 7 percen t o f smal l businesse s (o r 4 7 firms ) ma yexperienc e a nimpac t greate r tha n1 percen t o f sales , bu t onl y3 percen t o f smal l businesse s (o r 8 firms ) ma yexperienc e a nimpac t greate r tha n3 percen t o f sales . Th e Agenc yals o performe da neconomi c impac t analysi s (EIA ) tha t accounte d fo r fir mbehavio r t o provid e a n estimat e o f th e facilit yan d marke t impact s o f th e regulation . Thi s industr yi s characterize db yprofi t margin s o f 3 t o 4 percent . Smal l businesse s wer e foun dt o hav e highe r per-uni t productio ncost s unde r baselin eP.9 4

9 2 condition s an d incu r slightl yhighe r per-uni t complianc e costs . A s a resul t o f thes e factors , th e economi c analysi s indicate s tha t almos t 1 0 percen t o f facilitie s owne db y smal l busines s ar e a t ris k o f closur e becaus e o f thi s propose d rule . Althoug hanyfacilit yclosure s ar e caus e fo r concern , th e numbe r o f facilitie s a t ris k fo r closur e woul db e th e sam e i f thi s propose d rul e require d onl yth e MAC T floo r leve l o f contro l fo r al l facilities . Th e MAC T floo r i s th e leas t stringen t leve l allowe d b ystatute . A s discusse d below , thi s propose d rul e contain s a significan t numbe r o f accommodation s fo r smal l business . Withou t additiona l data , w e d o no t believ e w e ca nmak e th e propose drul e an yles s stringen t an d compl ywit hth e objective s o f th e CAA . I n thi s regard , w e hav e requeste d dat a an dcommen t elsewher e i n thi s preambl e o nissue s relevan t t o thi s industry . Th e EPA' s effort s t o minimiz e small-busines s impact s hav e materiall yimprove d today' s proposal . Economi c analysi s o f provision s unde r earlie r consideratio nfo r inclusio ni nthi s propose d rul e indicate dgreate r impact s o n smal l businesse s tha nthos e propose dtoday . I nearlie r versions , almos t 4 2 percen t o f th e tota l industr ycomplianc e cost s woul d hav e bee nincurre db ysmal l businesse s (compare d wit h3 1 percen t o f cost s incurre d b ysmal l businesse s i n today' s proposal) . Th e averag e tota l annua l complianc e cos t woul d hav e bee nroughl y$50,00 0 pe r smal l compan y(compare dP.9 5



### 9 3 wit h$30,00 0 i ntoday' s proposal) . Abou t 2 2 percen t o f smal l businesse s (o r 6 0 firms ) woul d hav e experience d a n impac t greate r than1 percen t o f sale s (compared wit h1 7 percen t o f smal l businesse s i ntoday' s proposal) . And 7 percen t o f smal l businesse s (or 1 9 firms ) woul d hav e experience d impact s greate r than3 percen t o f sale s (compare d wit h3 percen t o f smal l businesse s i ntoday' s proposal) . Th e reductio ni nsmall-busines s cost s from earlie r version s o f thi s propose d rul e i s attributabl e t o EPA' s outreac han

d accommodatio nfo r smal l firm s i nkeeping wit hbot hRFAan

d CA Arequirements , including the conduc t o f a SBA RPanel , a s discusse d furthe r below . Th e propose d reporting and recordkeeping requirement s fo r thes e smal l businesse s includ e initia l notifications , startu p notification s and complianc e reports . Thes e requirement s wer e discusse d i nmor e detai l unde r th e discussio no f the Paperwor k Reductio nAc t above . W e estimat e tha t 30 2 existing facilitie s owne d b ysmal l businesse s wil l b e impacte d b ythes e requirements , and 5 3 ne wfacilitie s wil l b e impacte d i nthe firs t thre e years . Th e professiona l skill s require d t o complet e thes e report s includ e th e abilit yt o calculat e emission s and resi nus e and rea d and follo wrepor t forma t guidance . Al l facilitie s impacte d b

ythi s propose d rul e shoul d hav e personne l wit h th e necessaryskill s becaus e theywoul d nee d thes e skill s t o compl ywit hothe r regulatoryrequirement s suc ha s Toxi cP.9 6



### 9 4 Releas e Inventor y(TRI ) reporting . Provision s t o minimiz e th e reportin g an drecordkeepin g requirement s o nsmal l busines s hav e bee nincorporate dint o thi s propose d rule . Thes e provision s includ e allowing : th e facilit yt o substantiat e resi nan d ge l coa t HAP.content s wit hMateria l Safet yDat a Sheet s rathe r the nrequirin g testin g o f eac hresi nan d ge l coat ; us e o f resi npurchas e record s t o determin e resi nuse ; an dexemptio no f facilitie s tha t ca ndemonstrat e tha t al l thei r resi nan dge l coat s compl ywit hth e require dHA P conten t limit s fro mth e requiremen t t o kee p record s o f resi nus e an dcalculat e poin t valu e averages . Thes e provision s hav e als o bee nextende dt o al l companie s subjec t t o today' s propose dNESHAP . Thes e facilitie s ma yals o b e subjec t t o th e NESHA P bein g develope d fo r plasti c part s an dproducts . Ther e shoul d b e n o duplicatio no f effor t a s a resul t o f thi s propose d rul e an d th e Plasti c Part s an dProduct s NESHA P bein g develope d becaus e thes e NESHA P wil l cove r differen t operations . Facilitie s subjec t t o thi s propose drul e ar e als o subjec t t o emission s estimat e reportin g unde r th e TR I requirements . I nthi s propose d rule , w e coul ddetermin e n o way s t o combin e TR I an dth e reportin g requirement s o f th e propose d NESHA P becaus e th e objective s an dstatutor y authoritie s o f thes e requirement s ar e different . However , w e invit e comment s fro mal l intereste dpartie s o nway s t o combin e thes e report s an d stil l mee t th e statutor yP.9 7

9 5 requirement s o f th e CAA . A s indicate d above , w e hav e incorporate dsignifican t alternative s int o th e propose d rul e t o minimiz e th e impac t o nsmal l busines s bu t stil l mee t th e objective s o f th e CAA . A s require d b ysectio n609(b ) o f th e RFA , EP Aconducte d outreac ht o smal l entitie s an dconvene da SBARpane l t o revie wadvic e an d recommendation s fro mrepresentative s o f th e smal l entitie s tha t potentiall ywoul db e subjec t t o th e propose d rul e requirements . Th e pane l convene do nApri l 6 , 200 0 an d wa s comprise d o f representative s fro mOMB , th e SB A Offic e o f Advocacy , th e EP ASmal l Busines s Advocac yChair , an d th e Emissio nStandard s Divisio no f th e Offic e o f Ai r Qualit yPlannin g an d Standard s o f EPA . Th e pane l solicite d advic e fro m1 7 smal l entit yrepresentative s (SER ) fro ma cross-sectio no f th e differen t industr ysector s likel yt o b e directl yregulate d b ythi s action . O nApri l 18 , 2000 , th e pane l distribute d a packag e o f descriptiv e an dtechnica l material s explainin g th e rule-in-progres s t o th e SER . O n Ma y2 , .2000 , th e pane l me t wit hth e SE Rt o hea r thei r comment s o npreliminar yoption s fo r regulator yflexibilit y an d relate d information . Th e pane l als o receive dwritte n comment s fro m

th e SE Ri nrespons e t o bot hth e outreac h material s an d th e discussion s a t th e meeting . Consisten t wit hRFA/SBREF Arequirements , th e pane l evaluate d th e assemble dmaterial s an dsmall-entit ycomment s o nissue s relate d t o th e element s o f th e IRFA . Acop yo fP.9 8

9 6 th e pane l repor t i s include d i nth e docke t fo r thi s propose d rule . Th e pane l considere d numerou s regulator yflexibilit y option s i nrespons e t o concern s raise db yth e SER . Th e majo r concern s include dth e affordabilit yan dtechnica l feasibilit yo f add-o ncontrols , th e resi nan dge l coa t HA P content s require d t o mee t som e o f th e MAC T floors , an dth e regulator ytreatmen t o f specialit yproducts . Thes e ar e th e majo r pane l recommendation s an dEPA' s respons e i ntoday' s proposal :

• Recommen d settin g highe r threshold s tha nEP Aha d initiall yconsidere d fo r requirement s t o us e add-o n controls . Response : I ntoday' s action , EP Apropose s t o allo w facilitie s owne db ysmal l firm s t o emi t 25 0 tp y(a s distinc t fro m

th e 10 0 tp ylimi t fo r facilitie s owne db y larg e firms ) befor e installin g add-o ncontrols .

• Recommen d settin g th e ne wsourc e floo r fo r small-owne d source s a t th e leve l o f th e existin g sourc e floor . Response : Today' s proposa l include s thi s provision .

• Recommen d establishin g separat e floor s fo r specialit y products . Response : Today' s proposa l include s thi s provision .

• Explor e pollution-preventio nalternative s t o add-o n controls . Response : Th e EP Adi d explor e thi s possibilit ywit hP.9 9

9 7 industr ysources . Althoug hw e coul dno t devis e a workabl e pollution-preventio nalternativ e t o includ e i n today' s proposal , th e Agenc yi s requestin g commen t o n ho wsuc ha mechanis mmigh t b e structure dwithi nth e requirement s o f th e CAA . Recommen d allowin g individua l facilitie s t o us e th e sam e resi ni nal l resi napplicatio nprocesses . Response : Today' s proposa l include s thi s provision . Reconside r th e resi nHA P conten t requiremen t fo r toolin g resins . Response : Today' s proposa l include s a revise d provision . Recommen d separat e floor s fo r whit e an dnon-whit e ge l coats . Response : Today' s proposa l include s thi s provision . Reconside r th e Agency' s estimate s o f th e cos t o f add-o n controls . Response : Eve nthoug htoday' s proposa l eliminate s th e likelihoo d tha t existin g small-owne dfacilitie s wil l b e subjec t t o add-o ncontrols , EP Aha s reconsidere dit s cos t estimate s i nligh t o f thos e offere db yth e industry . A s discusse d elsewher e i nthi s preamble , EP A continue s t o believ e ou r estimate s ar e realistic . Nevertheless , a s mentione di nsectio nIll-M , w e ar e solicitin g comment s o nal l dat a an dassumption s tha t affec t add-o ncontro l costs . Moreover , a s mentione dp. 1

9 8 previously , w e wil l revie wi nmor e dept hth e industry' s analysi s o nth e cos t o f thi s propose drul e followin g proposal . Wher e appropriate , w e wil l mak e change s t o ou r estimate s o f cost s base d o nou r revie wan do n comment s w e receive , an dmak e th e result s o f ou r detaile d revie wavailabl e i nth e publi c docke t a t promulgation .

• Recommen d groupin g high-strengt happlication s wit h corrosion-resistan t operations . Response : Today' s proposa l include s thi s provision . Detaile d informatio no nal l thes e recommendation s i s containe d i nth e pane l repor t i nth e docke t fo r thi s propose d rule . G . Nationa l Technolog yTransfe r an dAdvancemen t Ac t Sectio n12(d ) o f th e Nationa l Technolog yTransfe r an d Advancemen t Ac t (NTTAA ) o f 199 5 (Publi c La wNo . 104-113 ; 1 5 U.S.C . 27 2 note ) direct s EP At o us e voluntar yconsensu s standard s i nthei r regulator yan d procuremen t activitie s unles s t o d o s o woul d b e inconsisten t wit happlicabl e la wo r otherwis e impractical . Voluntar yconsensu s standard s ar e technica l standard s (e.g. , material s specifications , tes t methods , samplin g procedures , busines s practices ) develope d
o r adopte d b yon e o r mor e voluntar yconsensu s bodies . Th e NTTAAdirect s EP At o provid e Congress , throug hannua l report s t o OMB , wit hexplanation s whe na nagenc ydoe s no tP. 2

9 9 us e availabl e an d applicabl e voluntar yconsensu s standards . Thi s propose d rulemakin g involve s technica l standards . Th e EP Apropose s i nthi s rul e t o us e EP AMethod s 1 , IA , 2 , 2A , 2C , 2D , 2F , 2G , 3 , 3A , 3B , 4 , 18 , 25 , 25A , 204 , an d 204B,C,D,E . Consisten t wit hth e NTTAA , th e EP Aconducte d searche s t o identif yvoluntar yconsensu s standard s i n additio nt o thes e EP Amethods . On e voluntar yconsensu s standar d wa s identifie d a s applicabl e an dEP Apropose s t o us e thi s standar d i nthi s propose d rule . Th e on e consensu s standard , AST MD6420-99 , Standar d Tes t Metho d fo r Determinatio no f Gaseou s Organi c Compound s b yDirec t Interfac e Ga s Chromatography-Mas s Spectrometr y (GC/MS) , i s appropriat e i nth e case s describe dbelo wfo r inclusio ni nthi s propose drul e i nadditio nt o th e currentl y availabl e EP AMetho d 1 8 codifie da t 4 0 CF Rpar t 60 , appendi xA . Simila r t o EPA' s performanc e base d Metho d18 , AST M D6420-9 9 i s als o a performanc e base dmetho dfo r measuremen t o f gaseou s organi c compounds . However , AST MD6420-9 9 wa s writte nt o suppor t th e specifi c us e o f highl yportabl e an d automate d GC/MS . Whil e offerin g advantage s ove r th e traditiona l Metho d 18 , th e AST Mmetho ddoe s allo wsom e les s stringen t criteri a fo r acceptin g GC/M S result s tha nreguire d b yMetho d 18 . Therefore , AST MD6420-9 9 i s a suitabl eP. 3

10 0 alternativ e t o Metho d 1 8 where : (1 ) th e targe t compound(s )
ar e thos e liste d i nSectio n1. 1 o f AST MD6420-99 , an d(2 ) th e targe t concentratio ni s betwee n15 0 part s pe r billio n (volume ) an d 10 0 ppm(v) . Fo r targe t compound(s ) no t liste d i nTabl e 1. 1 o f AST M D6420-99 , bu t potentiall ydetecte d b ymas s spectrometry , th e regulatio nspecifie s tha t th e additiona l syste mcontinuin g calibratio nchec k afte r eac hrun , a s detaile di nsectio n 10.5. 3 o f th e AST Mmethod , mus t b e followed , met , documented , an d submitte dwit hth e dat a repor t eve ni f ther e i s n o moistur e condense r use d o r th e compoun di s no t considere d wate r soluble . Fo r targe t compound(s ) no t liste d i nTabl e 1. 1 o f AST M D6420-99 , an d no t amenabl e t o detectio nb ymas s spectrometry , AST MD6420-9 9 doe s no t apply . A s a result , EP Apropose s t o incorporat e b yreferenc e (IBR ) AST M6420-9 9 int o 4 0 CF R63.1 4 fo r applicatio nwit h propose d subpar t WWW Wo f par t 63 . Th e EP Awil l als o cit e Metho d 1 8 a s a ga s chromatograph y(GC ) optio ni nadditio nt o AST MD6420-99 . Thi s wil l allo wth e continue dus e o f othe r G C configurations . I nadditio nt o th e voluntar yconsensu s standard s EP A propose s t o us e i nthi s propose d rule , th e searc hfo r emission s monitorin g procedure s identifie d1 7 othe rP. 4



### 10 1 voluntaryconsensu s standards . Th e EPAdetermine d tha t 1 3 o f thes e 1 7 standard s identifie d fo r measuring emission s o f th e HA P o r surrogate s subjec t t o emissio nstandard s i nth e propose d rul e woul d no t b e practica l du e t o lac k o f equivalency , detail , and/o r qualit yassurance/qualit y contro l requirements . Th e remaining four o f th e 1 7 consensu s standard s identifie d ar e unde r developmen t o r unde r EPAreview . Therefore , w e d o no t propos e t o us e thes e voluntaryconsensu s standard s i nthi s propose d rulemaking . Mor e informatio no nthe reason s w e chos e no t t o propos e t o us e thes e standard s i s availabl e i nth e docke t fo r thi s propose d rule . Th e EPAtake s comment s o npropose d complianc e demonstratio nrequirement s i nthi s propose d rulemaking.and specificall yinvite s the publi c t o identif ypotentiall y applicabl e voluntaryconsensu s standards . Commentor s shoul d als o explai nwh

ythi s propose d rul e shoul d adop t thes e voluntaryconsensu s standard s i nlie u o f o r i nadditio nt o EPA' s methods . Emissio ntes t method s an d performanc e specification s submitte d fo r evaluatio nshoul d b e accompanie d wit ha basi s fo r th e recommendation , including metho d validatio ndat a and th e procedur e use d t o validat e th e candidat e metho d (i f metho d othe r thanMetho d 301 , 4 0 CF Rpar t 63 , appendi xAwa s used) .P. 5

10 2 Tabl e 6 o f propose dsubpar t WWW Wlist s th e EP Ates t method s an d performanc e standards . Mos t o f th e standard s hav e bee nuse d b yState s an dindustr yfo r mor e tha n 1 0 years . Nevertheless , unde r §63.7(f) , th e proposa l als o allow s an yStat e o r sourc e t o appl yt o EP Afo r permissio nt o us e a nalternativ e method s i nplac e o f an yo f th e EP A testin g method s o r performanc e standard s liste di nth e propose d NESHAP . H . Executiv e Orde r 13045 , Protectio no f Childre nfro m Environmenta l Healt hRisk s an d Safet vRisk s Executiv e Orde r 1304 5 (62 ' F R19885 , Apri l 23 , 1997 ) applie s t o an yrul e that : (1 ) i s determine dt o b e "economicall ysignificant " a s define dunde r Executiv e Orde r 12866 , an d (2 ) concern s a nenvironmenta l healt ho r safet y ris k tha t w e hav e reaso nt o believ e ma yhav e a disproportionat e effec t o nchildren . I f th e regulator y actio nmeet s bot hcriteria , th e Agenc ymus t evaluat e th e environmenta l healt ho r safet yeffect s o f th e planne drul e o nchildren , an d explai nwh yth e planne dregulatio ni s preferabl e t o othe r potentiall yeffectiv e an dreasonabl y feasibl e alternative s considere d b yth e Agency . Th e EP Ainterpret s Executiv e Orde r 1304 5 a s applyin g onl yt o thos e regulator yaction s tha t ar e base do nhealt ho r safet yrisks , suc htha t th e analysi s require dunde r sectio n 5-50 1 o f th e Executiv e Orde r ha s th e potentia l t o influenc e th e regulation . Thi s proposa l i s no t subjec t t o Executiv eP. 6



### NESHAP : Reinforce d Plasti c Composite s Productio n-

Propose d Rule s - Pag e 10 3 o f 19 1 Orde r 1304 5 becaus e i t i s base d o ntechnolog yperformanc e an d no t o nhealt ho r safet yrisks . Lis t o f Subject s i n4 0 CF RPart 6 3 Environmenta l protection , Ai r pollutio ncontrol , Hazardou s ai r pollutants , Incorporatio nb yreference , Reporting an

d recordkeeping requirements , an d Volatil e organi c compounds .

Date d

Caro l M . Browner , Administrator .P. 7

10 4 Fo r th e reason s state d i nth e preamble , titl e 40 , chapte r I , par t 6 3 o f th e Cod e o f th e Federa l Regulation s i s propose d t o b e amende d a s follows : PAR T 6 3 - - [AMENDED ] 1 . Th e authorit ycitatio nfo r par t 6 3 continue s t o rea da s follows : Authority : 4 2 U.S.C . 740 1 e t sea . 2 . Sectio n63.1 4 i s propose d t o b e amende db yaddin g paragrap h(b ) ( ) t o rea da s follows : §63.1 4 Incorporationby referenc e

**** * (b ) * * * ( ) AST MD64 2 0-99 , Standar dTes t Metho dfo r Determinatio no f Gaseou s Organi c compound s b yDirec t Interfac e Ga s Chromatography-Mas s spectrometry , IB Rapprove d fo r §63.579 8 an d §63.5850 .

**** * 3 . Par t 6 3 i s propose d t o b e amende db yaddin g subpar t WWW W t o rea d a s follows : Subpar t WWWW-Nationa l Emissio nStandard s fo r Hazardou s Ai r Pollutants : Reinforce dPlasti c Composite s Productio n Sec . Wha t Thi s Subpar t Cover s §63.578 0 Wha t i s th e purpos e o f thi s subpart ? §63.578 5 Am

I subjec t t o thi s subpart ? §63.579 0 Wha t part s o f m yplan t doe s thi s subpar t cover ? §63.579 5 Ho wd o I kno wi f m yreinforce dplastic s composite s

productio nfacilit yi s a ne waffecte dsourc e o r a n existin g affecte dsource ?P. 8

10 5 §63.579 7 Wha t ar e mode l poin t value s an dho war e the y

use d i nthi s subpart ? §63.579 8 Ho wd o I determin e myfacility' s HA P emission s o n

a ton s pe r yea r (tpy ) basis ? §63.580 0 Whe nd o I hav e t o compl ywit hthi s subpart ? Standard s §63.580 5 Wha t standard s mus t I mee t t o compl ywit hthi s

subpart ? Option s fo r Meetin gStandard s §63.581 0 Wha t ar e myoption s fo r meetin g th e standard s fo r

ne wan d existin g ope nmoldin g an dcentrifuga l castin g operations ? §63.582 0 Wha t ar e myoption s fo r meetin g th e standard s fo r

continuou s lamination/castin g operations ? §63.582 5 Wha t ar e myoption s fo r meetin g th e standard s fo r

ne wpultrusio noperations ? §63.583 0 Wha t ar e m yoption s fo r meetin g th e standard s fo r

existin g pultrusio noperations ? Genera l Complianc e Reguirement s §63.583 5 Wha t ar e m ygenera l requirement s fo r complyin g

wit hthi s subpart ? Testin gandInitia l Complianc e Requirement s §63.584 0 B ywha t dat e mus t I conduc t a performanc e tes t o r

othe r initia l complianc e demonstration ? §63.584 5 Whe nmus t I conduc t subsequen t performanc e tests ? §63.585 0 Ho wd o I conduc t performanc e tests , performanc e

evaluations , an ddesig nevaluations ? §63.585 5 Wha t ar e m ymonito r installatio nan doperatio n

requirements ? §63.586 0 Ho wd o I demonstrat e initia l complianc e wit hth e

standards ? Additiona l Complianc e Calculatio nProcedure s fo r Continuou s Lamination/Castin gOperation s §63.586 5 Wha t dat a mus t I generat e t o demonstrat e

complianc e wit hth e standard s fo r continuou s lamination/castin g operations ? §63.587 0 Ho wd o I calculat e annua l uncontrolle dan d

controlle d emission s fro mm ywet-ou t area(s ) an d fro m m yoven(s) ? §63.587 5 Ho wd o I determin e th e captur e efficienc yo f th e

enclosur e o nm ywet-ou t are a an d th e captur e efficienc yo f m yoven(s) ?P. 9

10 6 §63.588 0 Ho wd o I determin e ho wmuc hnea t resi nplu s i s

applie d t o th e lin e an d ho wmuc hnea t ge l coa t plu s i s applie dt o th e line ? §63.588 5 Ho wd o I calculat e percen t reductio nt o

demonstrat e compliance ? §63.589 0 Ho wd o I calculat e a nemissio nfacto r t o

demonstrat e compliance ? Continuou s Complianc e Requirement s §63.589 5 Ho wd o I monito r an dcollec t dat a t o demonstrat e

continuou s compliance ? §63.590 0 Ho wd o I demonstrat e continuou s complianc e wit h

th e standards ? Notifications , Reports , andRecord s §63.590 5 Wha t notification s mus t I submi t an dwhen ? §63.591 0 Wha t report s mus t I submi t an dwhen ? §63.591 5 Wha t record s mus t I keep ? §63.592 0 I nwha t for man d ho wlon g mus t I kee p m yrecords ? Othe r Requirement s andInformatio n §63.5925 Wha t part s o f th e Genera l Provision s appl yt o me ? §63.593 0 Wh o implement s an denforce s thi s subpart ? §63.593 5 Wha t definition s appl yt o thi s subpart ? Table s Tabl e 1 t o Subpar t WWW W- Mode l Equation s t o Calculat e Poin t Value s fo r Specifi c Ope nMoldin g an dCentrifuga l Castin g Proces s Stream s Tabl e 2 t o Subpar t WWW W- Complianc e Date s fo r Ne wan d Existin g Reinforce d Plasti c Composite s Facilitie s Tabl e 3 t o Subpar t WWW W- Emissio nLimit s fo r Existin g Smal l Busines s Source s Emittin g Les s Tha n25 0 TP Yo f HAP , o r Othe r Source s Emittin g Les s Tha n10 0 TP Yo f HA P Tabl e 4 t o Subpar t WWW W- Wor k Practic e Standard s Table" 5 t o Subpar t WWW W- Alternativ e Emissio nLimit s fo r Ope nMoldin g an d Centrifuga l Castin g Operation s Wher e th e Standar d I s Base d o na Percen t Reductio nRequiremen t Tabl e 6 t o Subpar t WWW W- Basi c Requirement s fo r Performanc e Tests , Performanc e Evaluations , an d Desig nEvaluation s fo r Ne wan d Existin g Source s Usin g Add-O nContro l Device s Tabl e 7 t o Subpar t WWW W- Option s Allowin g Us e o f th e Sam e Resi nAcros s Differen t Operation s Tha t Us e th e Sam e Resi n Typ e Tabl e 8 t o Subpar t WWW W- Initia l Complianc e Wit hEmissio n Limit sP.1 0



### 10 7 Tabl e 9 t o Subpar t WWWW- Initia l Complianc e Wit hWor k Practic e Standard s fo r Existing Source s Tabl e 1 0 t o Subpar t WWWW- Dat a Requirement s fo r Ne wan d Existing Continuou s Laminatio nLine s and Continuou s Casting Line s Complying wit ha Percen t Reductio nLimi t o na Pe r Lin e Basi s Tabl e 1 1 t o Subpar t WWWW- Dat a Requirement s fo r Ne wan d Existing Continuou s Laminatio nand Continuou s Casting Line s Complying wit ha Percen t Reductio nLimi t o r a Lbs/To nLimi t o na nAveraging Basi s Tabl e 1 2 t o Subpar t WWWW- Dat a Requirement s fo r Ne wan d Existing Continuou s Laminatio nLine s and Continuou s Casting Line s Complying wit ha Lbs/To no na Pe r Lin e Basi s Tabl e 1 3 t o Subpar t WWWW- Applicabilit yand Timing o f Notification s Tabl e 1 4 t o Subpar t WWWW- Requirement s fo r Report s Tabl e 1 5 t o Subpar t WWWW- Applicabilit yo f Genera l Provision s (Subpar t A ) t o Subpar t WWWW

Wha t Thi s Subpar t Cover s §63.578 0 Wha t i s th e purpos e o f thi s subpart ? Thi s subpar t establishe s nationa l emissio nstandard s fo r hazardou s ai r pollutant s (NESHAP ) fo r reinforce d plasti c composite s production . Thi s subpar t als o establishe s requirement s t o demonstrat e initia l and continuou s complianc e wit hth e emissio nstandards . §63.578 5 A

mI subjec t t o thi s subpart ? Yo u ar e subjec t t o thi s subpar t i f yo u ow no r operat e a reinforce d plasti c composite s productio nfacilit ytha t i s locate d a t a majo r sourc e o f hazardou s ai r pollutant s (HAP ) emissions . Reinforce d plasti c composite s productio n consist s o f operation s i nwhic hreinforce d and/o r nonreinforce d plasti c composite s o r plasti c molding compound s ar e manufactured . Thes e operation s us e thermose t resin s and/o r ge l coat s tha t contai nstyren e and/o r methy lP.1 1

10 8 methacrylat e t o produc e plasti c composites , whic hcontai n material s designe d t o enhanc e th e chemical , physical , and/o r therma l propertie s o f th e product . Reinforce dplasti c composite s productio nals o include s cleaning , mixing , an d materia l storag e associate d wit hth e productio no f plasti c composites . §63.579 0 Wha t part s o f myplan t doe s thi s subpar t cover ? (a ) Thi s subpar t applie s t o eac hne wo r existin g affecte d sourc e a t reinforce d plasti c composite s productio n facilities . (b ) Th e affecte dsourc e consist s o f al l part s o f you r facilit yengage d i nth e followin g operations : ope nmolding , close d molding , centrifuga l casting , continuou s lamination , continuou s casting , polyme r casting , pultrusion , shee t moldin g compoun d (SMC ) manufacturing , bul k moldin g compoun d (BMC ) manufacturing , mixing , cleanin g o f equipmen t use di n reinforce d plastic s composite s manufacture , materia l storage , an yothe r plasti c composite s operations . §63.579 5 Ho wd o I kno wi f m yreinforce dplastic s composite s productio nfacilit vi s a ne waffecte dsourc e o r a nexistin g affecte d source ? (a ) Areinforce dplasti c composite s productio n facilit yi s a ne waffecte d sourc e i f i t meet s al l th e criteri a i nparagraph s (a)(1 ) an d (2 ) o f thi s section . (1 ) Yo u commenc e constructio no f th e affecte dsourc e afte r f INSERT DAT E O F PUBLICATION O F THI S PROPOSE DRUL E I NP.1 2

10 9 TH E FEDERAL REGISTER] . (2 ) Whe nyo u commenc e construction , n o othe r reinforce d plasti c composite s productio naffecte dsourc e exist s a t tha t site . (b ) Fo r th e purpose s o f thi s subpart , a nexistin g affecte d sourc e i s an yaffecte d sourc e tha t i s no t a ne w affecte d source . §63.579 7 Wha t ar e mode l poin t value s an dho war e the vuse d i nthi s subpart ? Th e mode l poin t valu e i s a numbe r calculate dusin g th e equation s i nTabl e 1 t o thi s subpart . Equation s ar e availabl e fo r eac hope nmoldin g operatio nan dcentrifuga l castin g operation . Th e mode l poin t value s hav e unit s o f pound s (lbs ) o f HA P pe r to no f resi no r ge l coa t applied . Poin t value s ar e use d i nthi s subpar t t o determin e complianc e wit hcertai nemissio nlimit s i nTable s 3 an d5 o f thi s subpart . Th e mode l poin t value s ar e surrogate s fo r emissions , an d th e mode l poin t valu e equation s ar e use donl y fo r determinin g complianc e wit hthi s subpart . Th e mode l poin t valu e equation s canno t b e use di nplac e o f emissio n facto r equation s t o demonstrat e complianc e wit hothe r regulations . §63.579 8 Ho wd o I determin e m yfacility' s HA P emission s o na ton s pe r vea r (tpy ) basis ? T o determin e you r facility' s HA P emissions , yo u mus t us e th e procedure s i neithe r paragrap h(a ) o r (b ) o f thi sP.1 3

11 0 sectio nan d calculat e th e combine dHA P emission s i ntp yfro m th e followin g operations : ope nmolding , centrifuga l casting , continuou s lamination , continuou s casting , pultrusion , shee t moldin g compoun d manufacturing , mixing , an dbul k moldin g compoun d manufacturing . (a ) Fo r existin g facilities , yo u ma yus e th e procedure s i neithe r paragrap h(a)(1 ) o r (2 ) o f thi s section . (1 ) Us e poin t valu e equation s o r emissio nfactors . Calculat e a weighte d averag e emissio nfacto r o na lbs/to no f resi nan d ge l coa t basis . Bas e th e weighte daverag e o nth e 1 2 month s o f operatio nprio r t o th e effectiv e dat e o f thi s subpart . Multipl yth e weighte daverag e emissio nfacto r b y resi nan d ge l coa t us e ove r th e sam e period . Yo u ma y calculat e thi s emissio nfacto r base do nth e poin t valu e equation s i nTabl e 1 o f thi s subpart , o r yo u ma yus e an y emissio nfacto r approve d b yu s suc ha s factor s fro mth e Compilatio no f Ai r Pollutan t Emissio nFactors , Volum e I : Stationar yPoin t an d Are a Source s (AP-42) . Thi s calculatio n mus t b e repeate d an d reporte dannually . (2 ) Conduc t performanc e testing . Perfor mperformanc e testin g usin g th e method s specifie di nthi s subpar t t o determin e a facility-specifi c emissio nfacto r i nlb s o f HA P emission s pe r to no f resi nan d ge l coa t used . Th e tes t shoul d b e performe d unde r condition s expecte dt o resul t i n th e highes t possibl e HA P emissions , o r th e facilit ymus t sta ywithi n1 0 percen t o f th e sam e mi xo f operation s tha t occurre d durin g testing . Multipl ythi s facto r b yannua lP. M

11 1 resi nan d ge l coa t us e t o determin e annua l emissions . (b ) Fo r ne wfacilities , calculat e a weighte daverag e emissio nfacto r o na lbs/to no f resi nan dge l coa t basis . Bas e th e weighte d averag e o nyou r projecte doperatio nfo r th e 1 2 month s subsequen t t o facilit ystartup . Multipl yth e weighte d averag e emissio nfacto r b yprojecte dresi nus e ove r th e sam e period . Yo u ma ycalculat e thi s emissio nfacto r base d o nth e poin t valu e equation s i nTabl e 1 o f thi s subpart , o r yo u ma yus e anyemissio nfacto r approve db yus , suc ha s factor s fro mAP-42 , o r emissio ntes t dat a fro m simila r facilities . Thi s calculatio nmus t b e repeate dan d reporte d annually . §63.580 0 Whe nd o I hav e t o compl ywit hthi s subpart ? (a ) Yo u mus t initiall ycompl ywit hth e standard s i n thi s subpar t b yth e date s specifie d i nTabl e 2 t o thi s subpart . Facilitie s meetin g a nemission s standar dbase do n a 1 2 mont hrollin g averag e mus t begi ncollectin g dat a on e ^^r^before^Jo nth e complianc e dat e i norde r t o demonstrat e compliance . (b ) I f you r facilit yi s a ne waffecte dsourc e an demit s les s tha n10 0 tp yo f HA P at.th e tim e o f initia l complianc e wit hthi s subpart , an d subsequentl yincrease s it s actua l HA P emission s t o 10 0 tp yo r more , the nyou r facilit ymus t subsequentl ymee t th e standard s i n§63.5805(d) . Yo u mus t b e i ncomplianc e wit hthes e mor e stringen t standard s withi n3 year s o f th e dat e you r facilit ymeet s o r exceed s th e 10 0 tp y threshold .P.1 5

11 2 (c ) I f you r facilit yi s a nexistin g affecte dsourc e an d emit s les s tha n25 0 tp y(i f yo u ar e a smal l business ) o r 10 0 tp yo f HA P (i f yo u ar e no t a smal l business ) a t th e tim e o f initia l complianc e wit hthi s subpart , an dsubsequentl y increase s it s actua l HA P emission s t o 25 0 tp yo r mor e (smal l business ) o r t o 10 0 tp yo r mor e (non-smal l business) , the n you r facilit ymus t subsequentl ymee t th e standard s a t §63.5805(b) . Yo u mus t b e i ncomplianc e wit hthes e mor e stringen t standard s withi n3 year s o f th e dat e your.facilit y meet s o r exceed s th e 25 0 tp yo r 10 0 tp ythreshold . Standard s §63.580 5 Wha t standard s mus t I mee t t o compl ywit hthi s subpart ? Al l facilitie s mus t mee t th e requirement s o f (a ) throug h(f ) o f thi s sectio ntha t apply . Ther e ar e option s t o meetin g thes e standard s describe di n§§63.581 0 throug h 63.5830 . (a ) I f yo u hav e a nexistin g facilit ytha t i s a smal l business , a s define d b yth e Smal l Busines s Administration' s (SBA's ) regulation s a t 1 3 CF R121.201 , an demit s les s tha n 25 0 tp yo f HAP , o r a facilit ytha t i s no t a smal l busines s an d tha t emit s 10 0 tp yo r les s o f HA P fro mth e combinatio n o f al l ope nmolding , centrifuga l casting , continuou s lamination/casting , pultrusion , SM C manufacturing , an d mixing/BM C manufacturing , yo u mus t mee t th e annua l averag e emissio nlimit s i nTabl e 3 o f thi s subpar t an dth e wor k practic e standard s i nTabl e 4 o f thi s subpar t tha t appl yt oP.1 6

11 3 you . (b ) I f yo u hav e a nexistin g facilit ytha t i s a smal l busines s a s define d b yth e SB Aregulation s a t 1 3 CF R121.20 1 an d emit s 25 0 tp yo r mor e o f HAP , o r i f you ' hav e a facilit y tha t i s no t a smal l busines s an d emit s 10 0 tp yo r mor e o f HA P fro m

th e combinatio no f al l ope nmolding , centrifuga l casting , continuou s lamination/casting , pultrusion , SM C manufacturing , an d mixing/BM C manufacturin g operations , yo u mus t reduc e th e tota l HA P emission s fro mthes e operation s b y a t leas t 9 5 percen t b yweigh t an d mee t an yapplicabl e wor k practic e standard s i nTabl e 4 o f thi s subpar t tha t appl yt o you . A s a nalternativ e t o meetin g 9 5 percen t b yweight , yo u ma ymee t th e emissio nlimit s i nTabl e 5 o f thi s subpart . I f yo u hav e a continuou s lamination/castin g operation , tha t operatio nma yalternativel ymee t a nemissio nlimi t o f 1.4 7 lb s o f HA P pe r to no f nea t resi nplu s an dnea t ge l coa t plu s applie d (c ) I f yo u hav e a ne wfacilit ytha t emit s les s tha n10 0 tp yo f HA P fro mth e combinatio no f al l ope nmolding , centrifuga l casting , continuou s lamination/casting , pultrusion , SM C manufacturing , an d mixing/BM C manufacturing , yo u mus t mee t th e annua l averag e emissio nlimit s i nTabl e 3 o f thi s subpar t an d th e wor k practic e standard s i nTabl e 4 o f thi s subpar t tha t appl yt o you . (d ) I f yo u hav e a ne wfacilit ytha t emit s 10 0 tp yo r mor e o f HA P fro m

th e combinatio no f al l ope nmolding , centrifuga l casting , continuou s lamination/casting ,P.1 7



### 11 4 pultrusion , SMC manufacturing , an d mixing/BM C manufacturing , yo u mus t reduc e the tota l HAP emission s fromthes e operation s b

ya t leas t 9 5 percen t b yweigh t an

d mee t an

y applicabl e wor k practic e standard s i nTabl e 4 o f thi s subpar t tha t appl yt o you . A s a nalternativ e t o meeting 9 5 percen t b

yweight , yo u maymee t th e emissio nlimit s i nTabl e 5 o f thi s subpart . I f yo u hav e a continuou s lamination/casting operation , tha t operatio nma y alternativel ymee t a nemissio nlimi t o f 1.4 7 lb s o f HAP pe r to no f nea t resi nplu s and nea t ge l coa t plu s applied . (e ) I f yo u us e a nadd-o ncontro l devic e t o compl ywit h thi s subpart , yo u mus t mee t al l requirement s containe d i n4 0 CF Rpar t 63 , subpar t SS .

Option s for MeetingStandard s §63.581 0 Wha t ar e m yoption s fo r meeting th e standard s fo r ne wand existing ope nmoldin g and centrifuga l casting operations ? Yo u mus t us e on e o f th e following method s i nparagraph s (a ) through(c ) o f thi s sectio nt o mee t th e standard s i n §63.5805 . (a ) Mee t th e individua l mode l poin t value s fo r eac h operation . Demonstrat e tha t yo u mee t th e individua l mode l poin t value s fo r eac hope nmoldin g operatio nand fo r eac h centrifuga l casting operatio ni nTabl e 3 o r 5 o f thi s subpar t tha t appl yt o you . Thi s i s don e i ntwo steps . First , determin e a poin t valu e fo r eac hindividua l resi nand ge l coat , applicatio nmethod , and contro l metho d yo u us e i nP.1 8

11 5 a particula r operation . Then , calculat e a weighte daverag e o f thos e poin t value s base do n-•resi nan dge l coa t use . Thes e calculation s shal l b e performe dmonthly , an dwithi n3 0 day s o f th e en d o f th e month . Yo u mus t eithe r b e a t o r belo wth e applicabl e poin t valu e i nTabl e 3 o r 5 o f thi s subpar t eac hmonth , o r a t o r belo wth e applicabl e poin t valu e i nTabl e 3 o r 5 o f thi s subpart , base do na 12-mont h rollin g average . Th e procedure s ar e describe di nparagraph s (a)(1 ) an d (2 ) below . (1 ) Calculat e you r actua l poin t value s fo r eac h differen t proces s strea mwithi neac hoperation . Proces s stream s withi noperation s ar e differen t fro meac hothe r i f an yo f th e followin g thre e characteristic s vary : th e nea t resi nplu s o r nea t ge l coa t plu s HA P content , th e applicatio ntechnique , o r th e contro l technique . Yo u mus t calculat e th e differen t proces s strea mpoin t value s b yusin g th e appropriat e mode l poin t valu e equation s i nTabl e 1 o f thi s subpar t fo r ope nmoldin g an d fo r centrifuga l casting . I f yo u wan t t o us e vapo r suppressant s t o mee t th e poin t valu e fo r ope nmolding , yo u mus t determin e th e vapo r suppressan t effectivenes s b yconductin g testin g t o demonstrat e th e vapo r suppressan t effectiveness . I f yo u wan t t o us e a nadd-o ncontro l devic e t o mee t th e poin tP.1 9



### 11 6 > value , yo u mus t determin e the add-o ncontro l facto r b y conducting captur e and contro l efficienc ytesting a s indicate d i nTabl e 6 o f thi s subpart . Th e poin t valu e calculate d fro

mth e equation s i nTabl e 1 o f thi s subpar t i s multiplie d b

yth e add-o ncontro l facto r t o calculat e the poin t valu e afte r control . Us e Equatio n1 o f thi s sectio n t o calculat e the add-o ncontro l facto r use d i nthe mode l poin t valu e equations .

. , , _. , „ - % Contro l Efficiency Add-o nContro l Facto r = 1 - - (Eq . 1 ) 10 0 Where : % Contro l Efficienc y= a valu e calculate d from emissio ntes t measurement s mad e according t o the requirement s o f Tabl e 6 o f thi s subpar t (2 ) Calculat e you r actua l operatio npoin t valu e fo r eac hcalenda r mont hfo r eac hope nmoldin g operatio nand fo r eac hcentrifuga l casting operatio nb ycalculating th e weighte d averag e o f th e individua l proces s strea mpoin t value s withi neac hrespectiv e operation . T o d o this , su m th e produc t o f you r actua l proces s streampoin t value s and th e amoun t o f nea t resi nplu s and nea t ge l coa t plu s use d i n eac hproces s streamand divid e th e numerato r b ythe tota l amoun t o f nea t resi nplu s an d nea t ge l coa t plu s use d i nth e proces s streams . Us e Equatio n2 o f thi s sectio nt o calculat e you r actua l individua l poin t valu e fo r eac h operation .P.2 0



### 11 7

_j j (Actua l Proces s Strea m PV ± * Material ^ Actua l Operatio n- J_

i (Eq.2 ) Poin t Valu e ^ S ^ /, Material i i= l



### Where : Actua l Proces s Strea m'PV

i

### = actua l poin t valu e fromproces s strea

mi , lbs/to n Material i = nea t resi nplu s o r nea t

ge l coa t plu s use d during th e calenda r mont hfo r proces s streami , ton s n= numbe r o f proces s stream s wher e yo u calculate d a poin t valu e (b ) Poin t valu e averaging option . Demonstrat e tha t yo u mee t the weighte d averag e poin t valu e o f th e ope nmolding operation s an

d th e weighte d averag e poin t valu e o f th e centrifuga l casting operation s i nTabl e 3 o r 5 o f thi s subpar t tha t appl yt o you . Whe nusing thi s averaging option , d o no t appl yth e procedure s acros s ope nmoldin g and centrifuga l casting operations . (1 ) Calculat e the weighte d averag e poin t valu e fo r you r facilit yt o determin e whic hpoin t valu e yo u mus t meet . T o d o this , yo u mus t su mth e produc t o f th e individua l poin t value s i nTabl e 3 o r 5 o f thi s subpart , and th e amoun t o f nea t resi nplu s o r nea t ge l coa t plu s use d i neac hoperatio nP.2 1



### 11 8 an d divid e the numerato r b yth e tota l amoun t o f nea t resi n plu s and nea t ge l coa t plu s use d i nthe operation . Us e Equatio n3 o f thi s sectio nt o calculat e the weighte d averag e poin t value.

-

2_ ) ( PV ± 

### * Material ^ Weighte d Averag e Poin t Valu e = -i- ^ (Eq . 3 ) 2_ , Material i i = l 

### Where : PV

i = poin t valu e fromoperatio ni , lbs/to n

fromTabl e 3 o r 5 o f thi s subpar t Material i = nea t resi nplu s o r nea t ge l coa t plu s

use d during th e calenda r mont hfo r operatio ni , ton s n= numbe r o f operation s (2 ) Calculat e you r actua l weighte d averag e poin t valu e fo r eac hcalenda r mont ht o determin e i f yo u mee t th e weighte d averag e poin t valu e calculate d i nparagrap h(b)(1 ) o f thi s section . D o thi s b ysumming th e produc t o f you r actua l operatio npoin t value s and th e amoun t o f nea t resi n plu s and nea t ge l coa t plu s use d i neac hoperatio nand dividin g th e numerato r b yth e tota l amoun t o f nea t resi n plu s and nea t ge l coa t plu s use d i nth e operatio ngroupings . Yo u mus t calculat e you r actua l individua l poin t value s fo r eac hoperatio na s describe d i nparagraph s (a)(1 ) and (2 ) o f thi s section . Us e Equatio n4 o f thi s sectio nt o calculat e you r actua l weighte d averag e poin t value .P.2 2



### 11 9

Actua l J j (Actua l Operatio nPV , * Material . Weighte d j_= i * ^ Averag e Poin t J ^ (Eq . 4 ) Valu e 2^, Material i i = l



### Where : Actua l Individua l PV i = Actua l poin t valu e from operatio ni , lbs/to n Material i = 

### nea t resi nplu s o r nea t ge l

coa t plu s use d during the calenda r mont hfo r operatio n i , ton s n= numbe r o f operation s (c ) Selec t on e resi npoin t valu e fo r multipl e operations . I f yo u hav e an ycombinatio no f manua l resi n application , mechanica l resi napplication , filamen t winding , o r centrifuga l casting , yo u mayelec t t o mee t th e poin t valu e fo r an

yon e o f thes e operation s an d us e tha t operation' s same resi ni nal l o f th e resi noperation s liste d i nthi s paragrap h(c) . I f yo u selec t thi s option , fo r purpose s o f assigning poin t value s and determining compliance , us e Tabl e 7 o f thi s subpar t whic hpresent s th e possibl e combination s base d o na facilit yselecting th e applicatio nproces s tha t result s i nth e highes t allowabl e HA P conten t resin . Th e averaging provision s i nparagrap h (b ) o f thi s sectio nmaystil l b e used , bu t yo u mus t us e the poin t value(s ) according t o thi s paragraph(c ) t o calculat e compliance . §63.582 0 Wha t ar e m yoption s fo r meeting the standard s fo rP.2 3

12 0 continuou s lamination/castin g operations ? Yo u mus t us e on e o r mor e o f th e option s i nparagraph s (a ) throug h(d ) o f thi s sectio nt o mee t th e standard s i n §63.5805 . Us e th e calculatio nprocedure s i n§63.5865 . (a ) Complian t lin e option . Demonstrat e tha t eac h continuou s laminatio nlin e an d eac hcontinuou s castin g lin e complie s wit hth e applicabl e standard . (b ) Averagin g option . Demonstrat e tha t al l continuou s laminatio nan d continuou s castin g line s combine dcompl ywit h th e applicabl e standard . (c ) Add-o ncontro l devic e option . I f you r operatio n mus t mee t th e 58. 5 weigh t percen t emissio nlimi t i nTabl e 3 o f thi s subpart , yo u hav e th e optio no f demonstratin g tha t yo u achiev e 9 5 percen t contro l o f al l wet-ou t are a emissions . (d ) Combinatio noption . Us e a combinatio no f option s i nparagraph s (a ) an d(b ) o f thi s sectio nor , fo r affecte d source s a t existin g facilities , a combinatio no f option s i n paragraph s (a) , (b) , an d(c ) o f thi s sectio n(i nwhic hon e o r mor e line s mee t th e standard s o nthei r own , tw o o r mor e line s average d togethe r mee t th e standards , an don e o r mor e line s hav e thei r wet-ou t area s controlle dt o a leve l o f 9 5 percent) . §63.582 5 Wha t ar e m yoption s fo r meetin g th e standard s fo r ne wpultrusio noperations ? Yo u mus t us e on e o r mor e o f th e option s i nparagraph s (a ) throug h(c ) o f thi s sectio nt o mee t th e 9 5 percen tP.2 4

12 1 emissio nreductio nstandar d i n§63.5805 . (a ) Add-o ncontro l devic e option . Captur e th e emission s an d ven t the mt o a contro l devic e o r an y combinatio no f contro l device s tha t achieve s a 9 5 percen t reductio no f HA P emissions . Conduc t captur e an ddestructio n efficienc ytestin g a s indicate di nTabl e 6 o f thi s subpar t t o determin e th e percen t emissio nreduction . (b ) Direc t di e injectio nwit hresi ndri p collectio n option . Us e direc t di e injectio npultrusio nmachine s wit h resi ndri p collectio nsystem s tha t mee t th e followin g criteri a i nparagraph s (b)(1 ) throug h(3 ) o f thi s section : (1 ) Al l th e resi ntha t i s applie dt o th e reinforcemen t i s delivere d directl yt o th e die . (2 ) N o expose d resi ni s presen t excep t a t th e fac e o f th e die . (3 ) Resi ndri p i s capture di nclose dpipin g an d recycle d directl yt o th e resi ninjectio nchamber . (c ) Combinatio noption . Us e a combinatio no f option s i nparagraph s (a ) an d (b ) o f thi s sectio ni nwhic hsom e line s mee t th e standard s b ycomplyin g wit hparagrap h(a ) o f thi s section , an d th e remainin g line s mee t th e standard s b y complyin g wit hparagrap h(b ) o f thi s section . §63.583 0 Wha t ar e m yoption s fo r meetin g th e standard s fo r existin g pultrusio noperations ? Yo u mus t us e on e o r mor e o f th e option s i nparagraph s (a ) throug h(d ) o f thi s sectio nt o mee t th e 6 0 weigh t percen t emissio nlimi t i nTabl e 3 o f thi s subpar t a sP.2 5

12 2 require d i n§63.5805 . (a ) Add-o ncontro l devic e option . Captur e th e emission s an d ven t the mt o a contro l devic e o r an y combinatio no f contro l device s tha t achieve s a 6 0 weigh t percen t reductio no f HA P emissions . Conduc t captur e an d destructio nefficienc ytestin g a s indicate di nTabl e 6 o f thi s subpar t t o determin e th e percen t HA P emissio n reduction . (b ) We t are a enclosur e wit hresi ndri p collectio n option . Design , install , an doperat e we t are a enclosure s an d resi ndri p collectio nsystem s o npultrusio nmachine s tha t mee t th e criteri a i nparagraph s (b)(1 ) throug h(11 ) o f thi s section . (1 ) Th e enclosur e mus t cove r an denclos e th e ope nresi n bat han d th e formin g are a i nwhic hreinforcement s ar e pre we t o r wet-ou t an d movin g towar d th e die(s) . Th e surface s o f th e enclosur e mus t b e close d excep t fo r opening s t o allo w materia l t o ente r an dexi t th e enclosure . (2 ) Fo r pultrusio nmachine s wit ha radi o frequenc ypre hea t unit , th e enclosur e mus t exten dfro mth e beginnin g o f th e resi nbat ht o withi n12. 5 inche s o r les s o f th e entranc e o f th e radi o frequenc ypre-hea t unit . I f th e stoc k tha t i s withi n12. 5 inche s o r les s o f th e entranc e t o th e radi o frequenc ypre-hea t uni t ha s an ydrip , i t mus t b e enclosed . Th e stoc k exitin g th e radi o frequenc ypre-hea t uni t i s no t require d t o b e i na nenclosur e i f th e stoc k ha s n o dri p betwee nth e exi t o f th e radi o frequenc ypre-hea t uni t t oP.2 6

12 3 withi n0. 5 inche s o f th e entranc e o f th e die . (3 ) Fo r ope nbat hpultrusio nmachine s withou t a radi o frequenc ypre-hea t unit , th e enclosur e mus t exten dfro mth e beginnin g o f th e resi nbat ht o withi n0. 5 inche s o r les s o f th e di e entrance . (4 ) Fo r pultrusio nline s wit ha pre-we t are a prio r t o direc t di e injection , th e enclosur e mus t exten dfro mth e poin t a t whic hth e resi ni s applie dt o th e reinforcemen t t o withi n12. 5 inche s o r les s o f th e entranc e o f th e die(s) . I f th e stoc k tha t i s withi n12. 5 inche s o r les s o f th e entranc e t o th e di e ha s an ydrip , i t mus t b e enclosed . (5 ) Th e enclosur e ca nonl yb e constructe dhig henoug h t o clea r th e highes t par t o f th e pultrusio nlin e tha t mus t b e insid e th e enclosure . (6 ) Th e tota l ope nare a o f th e enclosur e mus t no t excee d 2 time s th e cros s sectiona l are a o f th e pulle r window(s ) an d mus t compl ywit hth e requirement s i n paragraph s (b)(6)(i ) throug h(iii ) o f thi s section . (i ) Al l area s whic har e ope nnee dt o b e include di nth e tota l ope nare a calculatio nwit hth e exceptio no f acces s panels , doors , and/o r hatche s tha t ar e par t o f th e enclosure . (ii ) Th e are a whic hi s displace d b yenterin g reinforcemen t o r exitin g produc t i s considere dopen . (iii ) Area s tha t ar e covere d b ybrus hcover s ar e considere d closed . (7 ) Ope narea s fo r leve l contro l devices , monitorin gP.2 7

12 4 devices , agitatio nshafts , and/o r fil l hose s mus t hav e n o mor e tha n1. 0 inc hclearance . (8 ) Th e acces s panels , doors , and/o r hatche s tha t ar e par t o f th e enclosur e mus t clos e tightl yt o avoi dvapo r leakage . Damage d acces s panels , doors , and/o r hatche s tha t allo wvapo r leakag e mus t b e replaced . (9 ) Th e enclosur e ma yno t b e remove d fro mth e pultrusio nlin e an d acces s panels , doors , and/o r hatche s tha t ar e par t o f th e enclosur e mus t remai nclose dwheneve r resi ni s i nth e bat hexcep t fo r th e tim e perio ddiscusse di n paragrap h(b)(10 ) o f thi s section . (10 ) Th e maximu mlengt ho f tim e th e enclosur e ma yb e remove d fro m

th e pultrusio nlin e o r th e acces s panels , doors , and/o r hatche s an dma yb e ope ni s 3 0 minute s pe r 8 hou r shif t (o r 4 5 minute s pe r 1 2 hou r shift) . (11 ) N o fans , blowers , and/o r ai r line s ma yb e allowe d withi nth e enclosure . Th e enclosur e mus t no t b e ventilated . (c ) Direc t di e injectio nwit hresi ndri p collectio n option . Us e direc t di e injectio npultrusio nmachine s wit h resi ndri p collectio nsystem s tha t mee t al l th e criteri a i n paragraph s (c)(1 ) throug h(3 ) o f thi s section . (1 ) Al l th e resi ntha t i s applie dt o th e reinforcemen t i s delivere d directl yt o th e die . (2 ) N o expose d resi ni s presen t excep t a t th e fac e o f th e die . (3 ) Resi ndri p i s capture d i nclose d pipin g an d recycle d directl yt o th e resi ninjectio nchamber .P.2 8

12 5 (d ) Combinatio noption . Us e a combinatio no f option s i nparagraph s (a ) throug h(c ) o f thi s sectio ni nwhic h differen t pultrusio nline s compl ywit hdifferen t option s describe d i nparagraph s (a ) throug h(c ) o f thi s section .

Genera l Complianc e Requirement s §63.583 5 Wha t ar e m ygenera l requirement s fo r complyin g wit hthi s subpart ? (a ) Yo u mus t b e i ncomplianc e a t al l time s wit hth e wor k practic e standard s i nTabl e 4 o f thi s subpart , a s wel l a s emissio nlimit s i nTabl e 3 o r 5 o f thi s subpart , a s applicable , tha t yo u ar e meetin g withou t th e us e o f add-o n controls . (b ) Yo u mus t b e i ncomplianc e wit hal l emissio nlimit s i nthi s subpar t tha t yo u mee t usin g add-o ncontrols , excep t durin g period s o f startup , shutdown , an dmalfunction . (c ) Yo u mus t alway s operat e an d maintai nyou r affecte d source , includin g ai r pollutio ncontro l an dmonitorin g equipment , accordin g t o th e provision s i n§63.6(e)(1)(i) . (d ) Yo u mus t develo p an d implemen t a writte nstartup , shutdown , an d malfunctio npla naccordin g t o th e provision s i n§63.6(e)(3 ) fo r an yemissio nlimit s yo u mee t usin g a n add-o ncontrol .

Testin gAn dInitia l Complianc e Requirement s §63.584 0 B ywha t dat e mus t I conduc t a performanc e tes t o r othe r initia l complianc e demonstration ? Yo u mus t conduc t performanc e tests , performanc e evaluations , desig nevaluations , captur e efficienc ytesting ,P.2 9

12 6 an d othe r initia l complianc e demonstration s b yth e complianc e dat e specifie di nTabl e 2 o f thi s subpar t wil h
on e excepLion . Ope nmoldin yan d centrifuga l castin g operation s Llial ar e require dL o mee t a pum L valu e o na - -±-2- = mont hrollinyaverag e mus L mee t a 2 year—complianc e dal e an d demonslral e complianc e 3 year s afle r publicalio nof—th e fina l rule . §63.584 5 Whe nmus t I conduc t subsequen t performanc e tests ? Yo u mus t als o conduc t a performanc e tes t ever y5 year s followin g th e initia l performanc e tes t fo r an ystandard s yo u mee t wit ha nadd-o ncontro l device . §63.585 0 Ho wd o I conduc t performanc e tests , performanc e evaluations , an d desig nevaluations ? (a ) I f yo u ar e usin g an yadd-o ncontrol s t o mee t a n' emissio nlimi t i nthi s subpart , yo u mus t conduc t eac h performanc e test , performanc e evaluation , an ddesig n evaluatio ni n4 0 CF Rpar t 63 , subpar t SS , tha t applie s t o you . (b ) Eac hperformanc e tes t mus t b e conducte daccordin g t o th e reguirement s i n§63.7(e)(1 ) an dunde r th e specifi c condition s tha t 4 0 CF Rpar t 63 , subpar t SS , specifies . (c ) Eac hperformanc e evaluatio nmus t b e conducte d accordin g t o th e requirement s i n§63.8(e ) an dunde r th e specifi c condition s tha t 4 0 CF Rpar t 63 , subpar t SS , specifies . (d ) Yo u ma yno t conduc t performanc e test s o r performanc e evaluation s durin g period s o f startup , shutdown ,P.3 0

12 7 o r malfunction , a s specifie di n§63.7(e)(l) . (e ) Yo u mus t conduc t thre e separat e tes t run s fo r eac h performanc e tes t require di nthi s section , a s specifie di n §63.7(e)(3) . Eac htes t ru nmus t las t a t leas t 1 hour . (f ) Yo u mus t conduc t a desig nevaluatio no f an y permanen t tota l enclosure s a s specifie db yEP AMetho d204 . I f you r enclosur e doe s no t mee t th e Metho d20 4 desig nan d operatio nrequirement s fo r a permanen t tota l enclosure , yo u mus t tes t th e enclosur e t o determin e th e captur e efficienc y b yMethod s 2 B throug hE o r a nalternativ e metho dtha t meet s th e dat a qualit yobjective s an d lowe r confidenc e limi t approache s containe d i n4 0 CF Rpar t 63 , subpar t KK . Tes t run s fo r Method s 2 B throug hE o r alternativ e tes t method s mus t b e a t leas t 3 hours . §63.585 5 Wha t ar e mymonito r installatio nan doperatio n requirements ? Yo u mus t monito r an d operat e al l add-o ncontro l device s accordin g t o th e procedure s i n4 0 CF Rpar t 63 , subpar t SS . §63.586 0 Ho wd o I demonstrat e initia l complianc e wit hth e standards ? (a ) Yo u mus t demonstrat e initia l complianc e wit heac h emissio nstandar d i nparagraph s (a ) throug h(d ) o f §63.580 5 tha t applie s t o you , a s show ni nTable s 8 an d9 o f thi s subpart . (b ) I f usin g a nadd-o ncontro l device , yo u mus t establis heac hsite-specifi c operatin g limi t i n4 0 CF Rpar t 63 , subpar t SS , tha t applie s t o you .P.3 1

12 8 Additiona l Complianc e Calculatio nProcedure s Fo r Continuou s Lamination/Castin gOperation s §63.586 5 Wha t dat a mus t I generat e t o demonstrat e complianc e wit hth e standard s fo r continuou s lamination/castin g operations ? (a ) Fo r continuou s lamination/castin g affecte dsource s complyin g wit ha percen t reductio nrequirement , yo u mus t generat e th e dat a identifie di nTable s 1 0 an d1 1 o f thi s subpar t fo r eac hdat a requiremen t tha t applie s t o you r facility . (b ) Fo r continuou s lamination/castin g affecte dsource s complyin g wit ha lbs/to nlimit , yo u mus t generat e th e dat a identifie d i nTable s 1 1 an d 1 2 o f thi s subpar t fo r eac hdat a requiremen t tha t applie s t o you r facility . §63.587 0 Ho wd o I calculat e annua l uncontrolle dan d controlle d emission s fro mm ywet-ou t area(s ) an dfro mmy oven(s) ? T o calculat e you r annua l uncontrolle dan dcontrolle d emission s fro myou r wet-ou t area s an dfro myou r ovens , yo u mus t develo p uncontrolle d an d controlle dwet-ou t are a an d uncontrolle d an d controlle dove nemissio nestimatio n equation s o r factor s t o appl yt o eac hformul a applie do n eac hline , determin e ho wmuc ho f eac hformul a fo r eac hen d produc t i s applie d eac hyea r o neac hline , an dassig n uncontrolle d an d controlle dwet-ou t are a an duncontrolle d an d controlle d ove nemissio nestimatio nequation s o r factor s t o eac hformula . Yo u mus t determin e th e overal l captur eP.3 2

12 9 efficienc yusin g th e procedure s i nTabl e 6 o f thi s subpart . (a ) T o develo p uncontrolle d an d controlle demissio n estimatio nequation s an dfactors , yo u must , a t minimum , d o th e followin g a s specifie di nparagraph s (a)(1 ) throug h(6 ) o f thi s section : (1 ) Identif yeac hen d produc t an d th e thicknes s o f eac h en d produc t produce d o nth e line . Separat e en dproduct s int o th e followin g en d produc t groupings , a s applicable : corrosion-resistan t ge l coate d en dproducts , noncorrosion

resistan t ge l coate d en d products , corrosion-resistan t nonge l coate d en d products , an d noncorrosion-resistan t nonge l coate d en d products . Thi s ste p create s en d product/thicknes s combinations . (2 ) Identif yeac hformul a use do nth e lin e t o produc e eac hen d product/thicknes s combination . Identif yth e amoun t o f eac hsuc hformul a applie d (nee d t o specif ya tim e frame) . Ran k eac hformul a use d t o produc e eac hen dproduct/thicknes s combinatio naccordin g t o usag e withi neac hen dproduct / thicknes s combination . (3 ) Fo r eac hen d product/thicknes s combinatio nbein g produced , selec t th e formul a wit hth e highes t usag e rat e fo r testing . (4 ) I f no t alread yselected , als o selec t th e worst-cas e formul a (likel yt o b e associate dwit hth e formul a wit hth e highes t HA P content , typ e o f HAP , applicatio no f ge l coat , thi nproduct , lo wlin e speed , highe r resi ntabl e temperature ) amongs t al l formulae . (Yo u ma yus e th e result sP.3 3

13 0 o f th e worst-cas e formul a tes t fo r al l formula e i f desire d t o limi t th e amoun t o f testin g required. ) (5 ) Fo r eac hformul a selecte d fo r testing , conduc t a t leas t on e tes t (consistin g o f thre e runs) . Durin g th e test , trac k informatio no nHA P conten t an dtyp e o f HAP , en d produc t thickness , lin e speed , an d resi ntemperatur e o nth e wet-ou t are a table . (6 ) Usin g th e tes t results , develo p uncontrolle dan d controlle d emissio nestimatio nequation s (o r factors ) o r serie s o f equation s (o r factors ) tha t bes t fi t th e result s fo r estimatin g uncontrolle d an d controlle demissions , takin g int o accoun t th e HA P conten t an dtyp e o f HAP , en dproduc t thickness , lin e speed , an dresi ntemperatur e o nth e wet-ou t are a table . (b ) I nlie u o f usin g th e metho dspecifie di nparagrap h (a ) o f thi s sectio nfo r developin g uncontrolle dan d controlle d emissio nestimatio nequation s an dfactors , yo u ma yus e an yo f th e method s specifie di nparagraph s (b)(1 ) throug h(4 ) o f thi s section , a s applicable . (1 ) Fo r eithe r uncontrolle d o r controlle demissio n estimates , yo u ma yus e previousl yestablished , facility

specifi c emissio nequation s o r factors , provide dthe yallo w estimatio no f bot hwet-ou t are a an dove nemissions , wher e necessary , an d hav e bee napprove d b yth e regulator yagency . I f a previousl yestablishe d equatio no r facto r i s specifi c t o th e wet-ou t are a onl yo r t o th e ove nonly , the nyo u mus t develo p th e correspondin g uncontrolle do r controlle dP.3 4

13 1 equatio no r facto r fo r th e othe r emissio nsource . (2 ) Fo r uncontrolle d(controlled ) emissio nestimates , yo u ma yus e controlle d (uncontrolled ) emissio nestimate s an d contro l devic e destructio nefficienc yt o calculat e you r uncontrolle d (controlled ) emission s provide dth e contro l devic e destructio nefficienc ywa s calculate da t th e sam e tim e yo u collecte d th e dat a t o develo p you r facility' s controlle d (uncontrolled ) emissio nestimatio nequation s an d factors . (c ) Assig nt o eac hformul a a nuncontrolle demissio n estimatio nequatio no r facto r base d o nth e en dproduct / thicknes s combinatio nfo r whic htha t formul a i s used . (d)(1 ) T o calculat e you r annua l uncontrolle demission s fro m wet-ou t area s tha t d o no t hav e anycaptur e an dcontro l fro mwet-ou t area s tha t ar e capture d b ya nenclosur e bu t ar e vente d t o th e atmospher e an dno t t o a contro l device , multipl yeac hformula' s annua l usag e b yit s appropriat e emissio nestimatio nequatio no r facto r an dsumth e individua l results . (2 ) T o calculat e you r annua l uncontrolle demission s tha t escap e fro m

th e enclosur e o nth e wet-ou t area , multipl y eac hformula' s annua l usag e b yit s appropriat e uncontrolle d emissio nestimatio nequatio no r factor , sumth e individua l results , an d multipl yth e summatio nb y1 minu s th e percen t captur e (expresse d a s a fraction) . (3 ) T o calculat e you r annua l uncontrolle dove n emissions , multipl yeac hformula' s annua l usag e b yit sP.3 5

13 2 appropriat e uncontrolle d emissio nestimatio nequatio no r facto r an d sumth e individua l results . (4 ) T o calculat e you r annua l controlle demissions , multipl yeac hformula' s annua l usag e b yit s appropriat e emissio nestimatio nequatio no r facto r an dsumth e individua l result s t o obtai ntota l annua l controlle d emissions . (e ) Wher e a facilit yi s calculatin g bot huncontrolle d an d controlle d emissio nestimatio nequation s an dfactors , yo u mus t tes t th e sam e formulae . I naddition , yo u mus t develo p bot hset s o f equation s an d factor s fro mth e sam e tests . §63.5875 Ho wd o I determin e th e captur e efficienc vo f th e enclosur e o nm ywet-ou t are a an d th e captur e efficienc vo f m yoven(s) ? (a ) Th e captur e efficienc yo f a wet-ou t are a enclosur e i s assume d t o b e 10 0 percen t i f i t meet s th e desig nan d operatio nrequirement s fo r a permanen t tota l enclosur e specifie d i nEP AMetho d 204 . I f a permanen t tota l enclosur e doe s no t exist , the na temporar ytota l enclosur e mus t b e constructe d an d verifie d usin g Metho d204 , an dcaptur e efficienc ytestin g mus t b e determine dusin g Method s 204 B throug hE . (b ) Th e captur e efficienc yo f a nove ni s t o b e considere d 10 0 percen t provide dth e ove ni s operate dunde r negativ e pressure . §63.588 0 Ho wd o I determin e ho wmuc hnea t resi nplu s i sP.3 6

13 3 applie d t o th e lin e an d ho wmuc hnea t ge l coa t plu s i s applie d t o th e line ? Us e th e followin g procedure s t o determin e ho wmuc hnea t resi nplu s an d nea t ge l coa t plu s i s applie dt o th e lin e eac hyear . (a ) Trac k formul a usag e b yen d product/thicknes s combinations . (b ) Us e in-hous e record s t o sho wusage . Thi s ma yb e eithe r fro m

automate dsystem s o r manua l records . (c ) Recor d dail yth e usag e o f eac hformula/en dproduc t combinatio no neac hline . Thi s i s t o b e recorde da t th e en d o f eac hru n(i.e. , whe na changeove r i nformul a o r produc t i s made ) an d a t th e en do f eac hshift . (d ) Su mth e amount s fro mth e dail yrecord s t o calculat e annua l usag e o f eac hformula/en dproduc t combinatio nb y line . §63.588 5 Ho wd o I calculat e th e percen t reductio nt o demonstrat e compliance ? (a ) Complian t lin e option . I f al l o f you r wet-ou t area s hav e permanen t enclosure s tha t mee t th e requirement s o f Metho d 204 fo r a permanen t tota l enclosure , an dal l o f you r wet-ou t are a emission s an dove nemission s ar e vente dt o a nadd-o ncontro l device , us e Equatio n1 o f thi s sectio nt o demonstrat e compliance . I nal l othe r situations , us e Equatio n2 o f thi s sectio nt o demonstrat e compliance .P.3 7



### 13 4

P R= dnlet ) - (Outlet ) x1QQ{)



### (Inlet ) Where : P R= percen t reductio n Inle t = emission s enterin g th e contro l device , lb s

pe r yea r Outle t = emission s exitin g th e contro l devic e t o th e

atmosphere , lb s pe r yea r

P R= (WAE u

### + 0 u 

### ) - (WAE c 

### + 0 c 

### )

(WAE „ + 0 n 

### ) x10 0 (Eq . 2 ) Where : P R= WAE U

### = O u

### = WAE C

### = O c 

### = percen t reductio n

uncontrolle dwet-ou t are a emissions , lb s pe r yea r uncontrolle dove nemissions , lb s pe r yea r controlle dwet-ou t are a emissions , lb s pe r yea r controlle dove nemissions , lb s pe r yea r (b ) Averagin g Option . Us e Equatio n3 o f thi s sectio n t o calculat e percen t reduction .

P R= __ _WAE u i 

### + __

_O u i= i j= i 

# te WAE c i + 

### £ O c j 

### £ WAE u i + 

### £ O u j i- i J= i 

### I- x 10 0 ( E 

### q . 3 )

Where : P R

WAE.. , 

# ° u j WAE. , = percen t reductio n

uncontrolle demission s fro mwet-ou t are a i , lb s pe r yea r uncontrolle demission s fro move nj , lb s pe r yea r controlle d.emission s fro mwet-ou t are aP.3 8

13 5 i , lb s pe r yea r O c j = controlle d emission s fro move nj , lb s

pe r yea r i = numbe r o f wet-ou t area s j = numbe r o f oven s m= numbe r o f wet-ou t area s uncontrolle d n= numbe r o f oven s uncontrolle d o = numbe r o f wet-ou t area s controlle d p = numbe r o f oven s controlle d (3 ) Add-o ncontro l devic e option . Us e Equatio n1 o f thi s sectio nt o calculat e percen t reduction . (4 ) Combinatio noption . Us e Equation s 1 throug h3 o f thi s section , a s applicable , t o calculat e percen t reduction . §63.589 0 Ho wd o I calculat e a nemissio nfacto r t o demonstrat e compliance ? (a ) Complian t lin e option . Us e Equatio n1 o f thi s sectio nt o calculat e a nemissio nfacto r i nlbs/ton .

WA E + WA E +0+ 0 E = H £ H £ ( E q . 1 )

( R+ G ) Where : E = emissio nfacto r i nlbs/to no f resi nan d ge l coa t WAE U= uncontrolle dwet-ou t are a emissions , lb s

pe r yea r WAE C = controlle dwet-ou t are a emissions , lb s

pe r yea r 0 U= uncontrolle d ove nemissions , lb s pe r

yea r 0 C = controlle dove nemissions , lb s pe r yea r R= tota l usag e o f nea t resi nplus , tp y G= tota l usag e o f nea t ge l coa t plus , tp y (b ) Averagin g option . Us e Equatio n2 o f thi s sectio n t o demonstrat e compliance .P.3 9

13 6

£ WA E . + __

_ WA E . + £ 0 . + T

_ 0 . i = l i = l j = l j= l Jvtq - ^ )

( R+ G )

Where : E = emissio nfacto r i nlbs/to no f resi nan dge l

coa t WAE u i = uncontrolle d emission s fro mwet-ou t are a i ,

lb s pe r yea r WAE c i = controlle demission s fro mwet-ou t are a i , lb s

pe r yea r 0 u j = uncontrolle demission s fro move nj , lb s pe r

yea r 0 c j = controlle demission s fro move nj , lb s pe r

yea r i = numbe r o f wet-ou t area s j = numbe r o f oven s m= numbe r o f wet-ou t area s uncontrolle d n= numbe r o f oven s uncontrolle d o = numbe r o f wet-ou t area s controlle d p = numbe r o f oven s controlle d R= tota l usag e o f nea t resi nplus , tp y G= tota l usag e o f nea t ge l coa t plus , tp y (c ) Combinatio noption . Us e Equation s 1 an d2 o f thi s section , a s applicable , t o demonstrat e compliance .

Continuou s Complianc e Requirement s §63.589 5 Ho wd o I monito r an d collec t dat a t o demonstrat e continuou s compliance ? (a ) Yo u mus t collec t an dkee p a recor do f dat a a s indicate d i n4 0 CF Rpar t 63 , subpar t SS . (b ) Yo u mus t monito r an dcollec t dat a a s specifie di n paragraph s (b)(1 ) throug h(4 ) o f thi s section . (1 ) Excep t fo r monitorin g malfunctions , associate d repairs , an d require dqualit yassuranc e o r contro l activitie s (including , a s applicable , calibratio ncheck s an dP.4 0

13 7 require d zer o an d spa nadjustments) , yo u mus t conduc t al l monitorin g i ncontinuou s operatio n(o r collec t dat a a t al l require d intervals ) a t al l time s tha t th e affecte dsourc e i s operating . (2 ) Yo u ma yno t us e dat a recorde ddurin g monitorin g malfunctions , associate d repairs , an drequire dqualit y assuranc e o r contro l activitie s fo r purpose s o f thi s subpart , includin g dat a average s an d calculations , o r fulfillin g a minimu m dat a availabilit yrequirement , i f applicable . Yo u mus t us e al l th e dat a collecte ddurin g al l othe r period s i nassessin g th e operatio no f th e contro l devic e an d associate d contro l system . (3 ) A t al l times , yo u mus t maintai nnecessar ypart s fo r routin e repair s o f th e monitorin g equipment .

• (4 ) Amonitorin g malfunctio ni s an ysudden , infrequent , no t reasonabl ypreventabl e failur e o f th e monitorin g equipmen t t o provid e vali ddata . Monitorin g failure s tha t ar e cause d i npar t b ypoo r maintenanc e o r careles s operatio n ar e no t malfunctions . (c ) Yo u mus t collec t an dkee p record s o f resi nan dge l coa t use , HA P content , an doperatio nwher e th e resi ni s use d i f yo u ar e meetin g an yemissio nlimit s base do na poin t value . Resi nus e record s ma yb e base do npurchas e record s i f yo u ca nreasonabl yestimat e ho wth e resi ni s applied . Th e HA P conten t record s ma yb e base d o nMateria l Safet yDat a Sheet s o r o nresi nspecification s supplie db yth e resi n supplie r .II

SP.4 1

13 8 (d ) I f yo u initiall ydemonstrat e tha t al l resi nan dge l coa t mee t th e applicabl e poin t valu e emissio nlimits , the n resi nan d ge l coa t us e record s ar e no t required . I f afte r thi s initia l demonstratio nyo u chang e t o a highe r HA P resi n o r ge l coat , o r th e increas e th e resi no r ge l coa t HA P content , o r chang e t o a highe r emittin g resi no r ge l coa t applicatio nmethod , the nyo u mus t eithe r agai ndemonstrat e tha t al l resin s an d ge l coat s stil l mee t th e applicabl e poin t valu e emissio nlimits , o r begi ncollectin g resi nus e record s an d calculat e complianc e o na 12-mont hrollin g average . (e ) Yo u mus t recor dal l time s tha t we t are a enclosure s o nan ypultrusio nmachine s ar e open , an dresi ni s presen t i n th e resi nbath . §63.590 0 Ho wd o I demonstrat e continuou s complianc e wit h th e standards ? (a ) Yo u mus t demonstrat e continuou s complianc e wit h eac hstandar d i n§63.580 5 tha t applie s t o yo u accordin g t o th e method s specifie d i nparagraph s (a)(1 ) throug h(3 ) o f thi s section . (1 ) Complianc e wit hemissio nlimit s fo r source s usin g add-o ncontro l device s i s demonstrate dfollowin g th e procedure s i n4 0 CF Rpar t 63 , subpar t SS . Source s usin g add-o ncontrol s ma yals o us e continuou s emissio nmonitor s t o demonstrat e continuou s complianc e a s a nalternativ e t o contro l paramete r monitoring . (2 ) Complianc e wit hemissio nlimit s usin g th e poin tP.4 2

13 9 valu e syste mi s demonstrate d bymaintainin g a poin t valu e les s tha no r equa l t o th e appropriat e poin t valu e liste di n Tabl e 3 o r 5 o f thi s subpart , o na 12-mont hrollin g average . (3 ) Complianc e wit hth e wor k practic e standard s i n Tabl e 4 o f thi s subpar t i s demonstrate db yperformin g th e wor k practic e require dfo r you r operation . (b ) Yo u mus t repor t eac hdeviatio nfro meac hstandar d tha t applie s t o yo u i n§63.5805 . Th e deviation s mus t b e reporte d accordin g t o th e requirement s i n§63.5910 . (c ) Wit hth e exceptio nprovide di nparagrap h(d ) o f thi s section , durin g period s o f startup , shutdow no r malfunction , yo u mus t mee t th e emissio nlimit s an dwor k practic e standard s tha t appl yt o you . (d ) Durin g period s o f startup , shutdown , o r malfunction , yo u d o no t nee d t o mee t th e standard(s ) i n §63.580 5 tha t requir e a nadd-o ncontro l device , bu t yo u mus t operat e you r affecte d sourc e i naccordanc e wit hth e startup , shutdown , an d malfunctio npla nan dmee t al l standard s tha t d o no t requir e th e operatio no f th e add-o ncontro l device . (e ) Consisten t wit h§§63.6(e ) an d63.7(e)(1) , deviation s tha t occu r durin g a perio do f malfunctio nfo r thos e affecte d source s an d standard s specifie di nparagrap h (d ) o f thi s sectio nar e no t violation s i f yo u demonstrat e t o th e Administrator' s satisfactio ntha t yo u wer e operatin g i n accordanc e wit hth e startup , shutdown , an dmalfunctio nplan . Th e Administrato r wil l determin e whethe r deviation s tha t occu r durin g a perio d o f startup , shutdown , an dmalfunctio nP.4 3

14 0 ar e violations , accordin g t o th e provision s i n§63.6(e) .

Notifications , Reports , An dRecord s §63.590 5 Wha t notification s mus t I submi t an dwhen ? (a ) Yo u mus t submi t al l o f th e notification s i nTabl e 1 3 o f thi s subpar t tha t appl yt o you , b yth e date s i nTabl e 1 3 o f thi s subpart . Th e notification s ar e describe dmor e full yi nsubpar t A , Genera l Provisions , reference di nTabl e 13 . (b ) I f yo u chang e an yinformatio nsubmitte di nan y notification , yo u mus t submi t th e change s i nwritin g t o th e Administrato r withi n1 5 calenda r day s afte r th e change . §63.591 0 Wha t report s mus t I submi t an dwhen ? (a ) Yo u mus t submi t eac hrepor t i nTabl e 1 4 o f thi s subpar t tha t applie s t o you . (b ) Unles s th e Administrato r ha s approve da differen t schedul e fo r submissio no f report s unde r §63.10(a) , yo u mus t submi t eac hrepor t b yth e dat e i nTabl e 1 4 o f thi s subpar t an d accordin g t o paragraph s (b)(1 ) throug h(5 ) o f thi s section . (1 ) Th e firs t complianc e repor t mus t cove r th e perio d beginnin g o nth e complianc e dat e tha t i s specifie d fo r you r affecte d sourc e i n§63.580 0 an dendin g o nJun e 3 0 o r Decembe r 31 , whicheve r dat e i s th e firs t dat e followin g th e en d o f th e firs t calenda r hal f afte r th e complianc e dat e tha t i s specifie d fo r you r sourc e i n§63.5800 . (2 ) Th e firs t complianc e repor t mus t b e postmarke do r delivere d n o late r tha nJul y3 1 o r Januar y31 , whicheve rP.4 4

14 1 dat e follow s th e en d o f th e firs t calenda r hal f afte r th e complianc e dat e tha t i s specifie dfo r you r affecte dsourc e i n§63.5800 . (3 ) Eac hsubsequen t complianc e repor t mus t cove r th e semiannua l reportin g perio d fro mJanuar y1 throug hJun e 3 0 o r th e semiannua l reportin g perio dfro mJul y1 throug h Decembe r 31 . (4 ) Eac hsubsequen t complianc e repor t mus t b e postmarke d o r delivere dn o late r tha nJul y3 1 o r Januar y31 , whicheve r dat e i s th e firs t dat e followin g th e en do f th e semiannua l reportin g period . (5 ) Fo r eac haffecte d sourc e tha t i s subjec t t o permittin g requirement s pursuan t t o 4 0 CF Rpar t 7 0 o r 71 , an d i f th e permittin g authorit yha s establishe ddate s fo r submittin g semiannua l report s pursuan t t o §70.6(3)(iii)(A ) o r §71.6(3)(iii)(A) , yo u ma ysubmi t th e firs t an dsubsequen t complianc e report s accordin g t o th e date s th e permittin g authorit yha s establishe dinstea d o f accordin g t o th e date s i nparagraph s (b)(1 ) throug h(4 ) o f thi s section . (c ) Th e complianc e repor t mus t contai nth e informatio n i nparagraph s (c)(1 ) throug h(6 ) o f thi s section : (1 ) Compan ynam e an d address . (2 ) Statemen t b ya responsibl e officia l wit htha t official' s name , title , an dsignature , certifyin g th e truth , accuracy , an d completenes s o f th e conten t o f th e report . (3 ) Dat e o f th e repor t an dbeginnin g an dendin g date s o f th e reportin g period .P.4 5

14 2 (4 ) I f yo u ha d a startup , shutdow no r malfunctio n durin g th e reportin g perio d an dyo u too k action s consisten t wit hyou r startup , shutdown , an d malfunctio nplan , th e complianc e repor t mus t includ e th e informatio ni n §63.10(d)(5)(i) . (5 ) I f ther e ar e n o deviation s fro man yemissio n limitation s (emissio nlimi t an d operatin g limit ) tha t applie s t o you , an d ther e ar e n o deviation s fro mth e requirement s fo r wor k practic e standard s i nTabl e 4 o f thi s subpart , a statemen t tha t ther e wer e n o deviation s fro mth e emissio nlimitation s o r wor k practic e standard s durin g th e reportin g period . (6 ) I f ther e wer e n o period s durin g whic hth e continuou s monitorin g syste m(CMS) , includin g a continuou s emissio nmonitorin g syste m(CEMS) , an doperatin g paramete r monitorin g system s wa s ou t o f contro l a s specifie di n §63.8(c)(7) , a statemen t tha t ther e wer e n o period s durin g th e which , th e CM S wa s ou t o f contro l durin g th e reportin g period . (d ) Fo r eac hdeviatio nfro ma nemissio nlimitatio n (i.e. , emissio nlimit , operatin g limit ) an dfo r eac h deviatio nfro mth e requirement s fo r wor k practic e standard s tha t occur s a t a naffecte d sourc e wher e yo u ar e no t usin g a CM S t o compl ywit hth e emissio nlimitation s o r wor k practic e standard s i nthi s subpart , th e complianc e repor t mus t contai nth e informatio ni nparagraph s (c)(1 ) throug h(4 ) o f thi s sectio nan d i nparagraph s (d)(1 ) an d(2 ) o f thi sP.4 6

14 3 section . Thi s include s period s o f startup , shutdown , an d malfunction . (1 ) Th e tota l operatin g tim e o f eac haffecte dsourc e durin g th e reportin g period . (2 ) Informatio no nth e number , duration , an dcaus e o f deviation s (includin g unknow ncause , i f applicable) , a s applicable , an d th e correctiv e actio ntaken . (e ) Fo r eac hdeviatio nfro ma nemissio nlimitatio n (i.e. , emissio nlimi t an d operatin g limit ) occurrin g a t a n affecte d sourc e wher e yo u ar e usin g a CM S t o compl ywit hth e emissio nlimitatio ni nthi s subpart , yo u mus t includ e th e informatio ni nparagraph s (c ) (1. ) throug h(4 ) o f thi s sectio n an d i nparagraph s (e)(1 ) throug h(12 ) o f thi s section . Thi s include s period s o f startup , shutdown , an dmalfunction . (1 ) Th e dat e an dtim e tha t eac hmalfunctio nstarte dan d stopped . (2 ) Th e dat e an dtim e tha t eac hCM S wa s inoperative , excep t fo r zer o (low-level ) an d high-leve l checks . (3 ) Th e date , tim e an d duratio ntha t eac hCM S wa s ou t o f control , includin g th e informatio ni n§63.8(c)(8) . (4 ) Th e dat e an d tim e tha t eac hdeviatio nstarte dan d stopped , an d whethe r eac hdeviatio noccurre ddurin g a perio d o f startup , shutdown , o r malfunction , o r durin g anothe r period . (5 ) Asummar yo f th e tota l duratio no f th e deviatio n durin g th e reportin g perio d an d th e tota l duratio na s a percen t o f th e tota l sourc e operatin g tim e durin g tha tP.4 7

14 4 reportin g period . (6 ) Abreakdow no f th e tota l duratio no f th e deviation s durin g th e reportin g perio dint o thos e tha t ar e du e t o startup , shutdown , contro l equipmen t problems , proces s problems , othe r know ncauses , an d othe r unknow ncauses . (7 ) Asummar yo f th e tota l duratio no f CM S downtim e durin g th e reportin g perio d an dth e tota l duratio no f CM S downtim e a s a percen t o f th e tota l sourc e operatin g tim e durin g tha t reportin g period . (8 ) A nidentificatio no f eac hhazardou s ai r pollutan t tha t wa s monitore d a t th e affecte d source . (9 ) Abrie f descriptio no f th e proces s units . (10 ) Abrie f descriptio no f th e CMS . (11 ) Th e dat e o f th e lates t CM S certificatio no r audit . (12 ) Adescriptio no f an ychange s i nCMS , processes , o r control s sinc e th e las t reportin g period . (f ) Eac haffecte dsourc e tha t ha s obtaine da titl e V operatin g permi t pursuan t t o 4 0 CF Rpar t 7 0 o r 7 1 mus t repor t al l deviation s a s define d i nthi s subpar t i nth e semiannua l monitorin g repor t require db y§70.6(3 ) (iii ) (A ) o r §71. 6 (3 ) (iii ) (A) . I f a naffecte dsourc e submit s a complianc e repor t pursuan t t o Tabl e 1 4 o f thi s subpar t alon g with , o r a s par t of , th e semiannua l monitorin g repor t require d b y§70.6(3 ) (iii ) (A ) o r §71.6(3 ) (iii ) (A) , an dth e complianc e repor t include s al l require dinformatio n concernin g deviation s fro man yemissio nlimitatio n (includin g anyoperatin g limit ) o r wor k practic e requiremen tP.4 8

14 5 i nthi s subpart , submissio no f th e complianc e repor t shal l b e deeme d t o satisf yan yobligatio nt o repor t th e sam e deviation s i nth e semiannua l monitorin g report . However , submissio no f a complianc e repor t shal l no t otherwis e affec t an yobligatio nth e affecte dsourc e ma yhav e t o repor t deviation s fro mpermi t requirement s t o th e permi t authority . (g ) Yo u shoul d submi t complianc e report s an dstartup , shutdown , malfunctio nreport s base d o nth e requirement s i n Tabl e 1 4 o f thi s subpart . Yo u d o no t nee dt o conside r th e requirement s i n§63.99 9 whe nsubmittin g thes e reports . §63.591 5 Wha t record s mus t I keep ? (a ) Yo u mus t kee p th e record s liste di nparagraph s (a)(1 ) throug h(3 ) o f thi s section . (1 ) Acop yo f eac hnotificatio nan d repor t tha t yo u submitte d t o compl ywit hthi s subpart , includin g al l documentatio nsupportin g an yInitia l Notificatio no r Notificatio no f Complianc e Statu s tha t yo u submitted , accordin g t o th e requirement s i n§63.10(b)(2)(xiv) . (2 ) Th e record s i n§63.6(e ) (3)(iii ) throug h(v ) relate d t o startup , shutdown , an dmalfunction . (3 ) Record s o f performanc e tests , design , an d performanc e evaluation s a s require d i n§63.10(b)(2)(viii) . (b ) I f yo u us e a nadd-o ncontro l device , yo u mus t kee p al l record s require d i n4 0 CF Rpar t 63 , subpar t SS , t o sho w continuou s complianc e wit hthi s subpart . (c ) Yo u mus t kee p al l data , assumptions , an d calculation s use d t o determin e poin t value s fo r operation sP.4 9

14 6 liste d i nTable s 3 an d5 o f thi s subpart . (d ) Yo u mus t kee p a certifie d statemen t tha t yo u ar e i n complianc e wit hth e wor k practic e requirement s i nTabl e 4 o f thi s subpart , a s applicable . (e ) Fo r a ne wo r existin g continuou s lamination / castin g operation , yo u mus t kee p th e record s liste di n paragraph s (e)(1 ) throug h(4 ) o f thi s section , whe n complyin g wit hth e percen t reductio nand/o r lbs/to n requirement s specifie di nparagraph s (a ) throug h(d ) o f §63.5805 . (1 ) Yo u mus t kee p al l data , assumptions , an d calculation s use d t o determin e percen t reductio nand/o r lbs/to na s applicable ; (2 ) Yo u mus t kee p a brie f descriptio no f th e rational e fo r th e assignmen t o f a nequatio no r facto r t o eac hformula ; (3 ) Whe nusin g facility-specifi c emissio nestimatio n equation s o r factors , yo u mus t kee p al l data , assumptions , an d calculation s use d t o deriv e th e emissio nestimatio n equation s an d factor s an didentificatio nan drational e fo r th e worst-cas e formula ; an d (4 ) Fo r all , emissio nestimatio nequation s an demissio n factors , yo u mus t kee p documentatio ntha t th e appropriat e regulator yagenc yha s approve d them . §63.592 0 I nwha t for man d ho wlon g mus t I kee p m vrecords ? (a ) Yo u mus t maintai nal l applicabl e record s i nsuc ha manne r tha t the yca nb e readil yaccesse dan dar e suitabl e fo r inspectio naccordin g t o §63.10(b)(1) .P.5 0

14 7 (b ) A s specifie d i n§63.10(b)(1) , yo u mus t kee p eac h recor d fo r 5 year s followin g th e dat e o f eac hoccurrence , measurement , maintenance , correctiv e action , report , o r record . (c ) Yo u mus t retai nyou r record s o f th e mos t recen t 2 year s onsite , o r you r record s mus t b e accessibl e t o a n inspecto r whil e onsite . You r record s o f th e remainin g 3 year s ma yb e retaine doffsite .

Othe r Requirement s An dInformation §63.592 5 Wha t part s o f th e Genera l Provision s appl yt o me ? Tabl e 1 5 o f thi s subpar t show s whic hpart s o f th e Genera l Provision s i n§§63. 1 throug h63.1 5 appl yt o you . §63.593 0 Wh o implement s an denforce s thi s subpart ? (a ) Thi s subpar t ca nb e administere d b yus , th e EPA , o r a delegate d authorit ysuc ha s you r State , local , o r triba l agency . I f th e EP AAdministrato r ha s delegate dauthorit y t o you r State , local , o r triba l agency , the ntha t agenc yha s th e authorit yt o administe r an denforc e thi s subpart . Yo u shoul d contac t you r EP ARegiona l Offic e t o fin dou t if . thi s subpar t i s delegate d t o you r State , local , o r triba l agency . (b ) I ndelegatin g implementatio nan denforcemen t authorit yo f thi s subpar t t o a State , local , o r triba l agenc yunde r sectio n4 0 CF Rpar t 63 , subpar t E , th e authoritie s containe di nparagrap h(c ) o f thi s sectio nar e no t delegated . (c ) Th e authoritie s tha t wil l no t b e delegate dt o State , local , o r triba l agencie s ar e liste di nparagraph sP.5 1

14 8 (c)(1 ) throug h(4 ) o f thi s section : (1 ) Approva l o f alternative s t o th e emissio nstandard s i n§63.580 5 unde r §63.6(g) . (2 ) Approva l o f majo r alternative s t o tes t method s unde r §63.7(e)(2)(ii ) an d (f ) an d a s define di n§63.90 . (3 ) Approva l o f majo r alternative s t o monitorin g unde r §63.8(f ) an d a s define di n§63.90 . (4 ) Approva l o f majo r alternative s t o recordkeepin g an d reportin g unde r §63.10(f ) an da s define di n§63.90 . §63.593 5 Wha t definition s appl yt o thi s subpart ? Term s use d i nthi s subpar t ar e define di nth e Clea nAi r Act , i n4 0 CF R63.2 , th e Genera l Provisions , an di nthi s sectio na s follows : Atomize d mechanica l applicatio nmean s applicatio no f resi no r ge l coa t wit hspra yequipmen t tha t separate s th e liqui d int o a fin e mist . Thi s fin e mis t ma yb e create db y forcin g th e liqui d unde r hig hpressur e throug ha nelliptica l orifice , bombardin g a liqui dstrea mwit hdirecte dai r jets , o r a combinatio no f thes e techniques . Bul k moldin g compoun d(BMC ) mean s a putty-lik e moldin g compoun d tha t contain s resins , catalysts , fillers , an d reinforcement s i na for mtha t i s read yt o mold . Bul k moldin g compoun d ca nb e use d i ncompressio nmoldin g an d injectio nmoldin g operation s t o manufactur e reinforce d plasti c composite s products . BM C manufacturin g mean s a proces s tha t involve s th e preparatio no f BMC .P.5 2

14 9 BM C manufacturing/mixin g mean s a groupin g o f processe s tha t involve s BM C manufacturin g and/o r mixing . Centrifuga l castin g mean s a proces s fo r fabricatin g cylindrica l composites , suc ha s pipes , i nwhic hcomposit e material s ar e positione d insid e a rotatin g hollo wmandre l an d hel d i nplac e b ycentrifuga l force s unti l th e par t i s cured . Charg e mean s th e amoun t o f SM C o r BM C tha t i s place d int o a compressio no r injectio nmol dt o complet e on e mol d cycle . Cleanin g mean s remova l o f composit e materials , suc ha s cure d an d uncure d resi nfro mequipment , finishe dsurfaces , floors , hand s o f employees , o r anyothe r surfaces . Clea r productio nge l coa t mean s a nunpigmented , unfilled , quick-settin g resi nuse dt o improv e th e surfac e appearanc e and/o r performanc e o f composites . I t ca nb e use d t o for mth e surfac e laye r o f an ycomposite s othe r tha nthos e use d fo r mold s i ntoolin g operations . Close d moldin g mean s a groupin g o f processe s fo r fabricatin g composite s i na wa ytha t HAP-containin g material s ar e no t expose d t o th e atmospher e excep t durin g th e materia l loadin g stag e (e.g. , compressio nmolding , injectio nmolding , an dresi ntransfe r molding) . Composit e mean s a shape dan dcure d par t produce db y usin g composit e materials . Composit e material s mean s a combinatio no f th e followin g materials : resin , ge l coat , monomer , catalyst ,P.5 3

15 0 pigment , filler , an d reinforcement . Compressio nmoldin g mean s a close dmoldin g proces s fo r fabricatin g composite s i nwhic hcomposit e material s ar e place d insid e matche d meta l die s tha t ar e use dt o cur e th e material s unde r hea t an dpressur e withou t exposur e t o th e atmosphere . Th e composit e material s use di nthi s proces s ar e generall ySM C o r BMC . Compression/injectio nmoldin g mean s a groupin g o f processe s tha t involve s th e us e o f compressio nmoldin g and/o r injectio nmolding . Continuou s castin g mean s a continuou s proces s fo r fabricatin g composite s i nwhic hcomposit e material s ar e place d o na nin-lin e conveyo r bel t t o produc e cas t sheet s tha t ar e cure d i na noven . Continuou s laminatio nmean s a continuou s proces s fo r fabricatin g composite s i nwhic hcomposit e material s ar e typicall ysandwiche d betwee nplasti c films , pulle dthroug h compactio nrollers , an d cure di na noven . Thi s proces s i s generall yuse d t o produc e fla t o r corrugate dproduct s o na n in-lin e conveyor . Continuou s lamination/castin g mean s a groupin g o f processe s tha t involve s th e us e o f continuou s laminatio n and/o r continuou s casting . Controlle d emission s mean s thos e emission s tha t ar e vente d fro ma contro l devic e t o th e atmosphere . Corrosion-resistan t end-us e application s mean s application s wher e th e produc t i s manufacture dspecificall yP.5 4



### 15 1 fo r a napplicatio ntha t require s a leve l o f chemica l inertnes s o r resistanc e t o chemica l attac k abov e tha t require d fo r typica l reinforce d plasti c composite s products . Thes e application s includ e chemica l processing an d storage ; pul p an d pape r production ; sewe r and wastewate r treatment ; powe r generation ; potabl e wate r transfe r and storage ; foo d and drug processing ; pollutio no r odo r control ; metal s productio nand plating ; semiconducto r manufacturing ; petroleu

mproduction , refining , an d storage ; mining ; textil e production ; nuclea r material s storage ; an d cosmeti c production , a s wel l a s end-us e application s tha t requir e hig hstrength . Corrosion-resistan t industrystandard include s th e following standards : ASM E RTP- 1 o r Sect . X ; ASTMD5364 , D3299 , D4097 , D2996 , D2997 , D3262 , D3517 , D3754 , D3840 , D4024 , D4160 , D4161 , D4162 , D4184 , D3982 , o r D3839 ; ANSI/AWW

AC950 ; U L 131 6 o r U L 1746 , o r writte ncustome r requirement s fo r resistanc e t o specifie d chemica l environments . Corrosion-resistan t produc t mean s a produc t mad e wit ha corrosion-resistan t resi nand i s manufacture d t o a corrosion-resistan t industrystandard , o r a foo d contac t industrystandard , o r i s manufacture d fo r corrosion

resistan t end-us e application s involving continuou s o r temporarychemica l exposures . Corrosion-resistan t resi nmean s a resi ntha t either : (1 ) Display s substantia l retentio no f mechanica lP.5 5

15 2 propertie s whe nundergoin g AST MC-58 1 coupo ntesting , wher e th e resi ni s expose d fo r 6 month s o r mor e t o on e o f th e followin g materials : materia l wit ha p H > 12. 0 o r <. 3.0 , oxidizin g o r reducin g agents , organi c solvents , o r fuel s o r fue l additive s a s define d i n4 0 CF R79.2 . I nth e coupo n testing , th e expose d resi nneed s t o demonstrat e a minimu mo f 5 0 percen t retentio no f th e relevan t mechanica l propert y compare d t o th e sam e resi ni nunexpose dcondition . I n addition , th e expose d resi nneed s t o demonstrat e a n

, increase d retentio no f th e relevan t mechanica l propert yo f a t leas t 2 0 percen t whe ncompare d t o a similarl yexpose d general-purpos e resin . Fo r example , i f th e general-purpos e resi nretain s 4 5 percen t o f th e relevan t propert ywhe n teste d a s specifie d above , the na corrosion-resistan t resi n need s t o retai na t leas t 6 5 percen t (4 5 percen t plu s 2 0 percent ) o f it s property . Th e general-purpos e resi nuse di n th e tes t need s t o hav e a naverag e molecula r weigh t o f greate r tha n1,000 , b e formulate dwit ha 1: 2 rati o o f malei c anhydrid e t o phthali c anhydrid e an d10 0 percen t diethylen e glycol , an d a styren e conten t betwee n4 3 t o 4 8 percent ; o r (2 ) Complie s wit hindustr ystandard s tha t requir e specifi c exposur e testin g t o corrosiv e media , suc ha s U L 1316 , U L 1746 , o r AST MF-1216 . Docto r bo xmean s th e bo xo r troug ho na nSM C machin e int o whic hth e liqui dresi npast e i s delivere dbefor e i t i s metere d ont o th e carrie r film . Filamen t windin g mean s a nope nmoldin g proces s fo rP.5 6

15 3 fabricatin g composite s i nwhic hreinforcement s ar e fe d throug ha resi nbat han dwoun dont o a rotatin g mandrel . Th e material s o nth e mandre l ma yb e rolle dou t o r worke db y usin g nonmechanica l tool s prio r t o curing . Resi n applicatio nt o th e reinforcemen t o nth e mandre l b ymean s othe r tha nth e resi nbath , suc ha s spra yguns , pressure-fe d rollers , flo wcoaters , o r brushe s i s no t considere dfilamen t winding . Fille d mean s tha t filler s hav e bee nadde dt o a resi n suc htha t th e amoun t o f iner t substance s i s a t leas t 1 0 percen t b yweigh t o f th e tota l resi nplu s fille r mixture . Filler s mean s iner t substance s disperse dthroughou t a resin , suc ha s calciu mcarbonate , alumin a trihydrate , hydrou s aluminu m

silicate , mica , feldspar , wollastonite , silica , an d talc . Material s tha t ar e no t considere dt o b e filler s ar e glas s fiber s o r an ytyp e o f reinforcemen t an d microspheres . Flui d impingemen t technolog ymean s a spra ygu ntha t produce s a nexpandin g non-mistin g curtai no f liqui db yth e impingemen t o f low-pressur e uninterrupte dliqui dstreams . Foo d contac t industr ystandar d mean s a standar drelate d t o foo d contac t applicatio ncontaine di nFoo dan dDru g Administration' s regulation s a t 2 1 CF R177.2420 . Ge l coa t applicatio nmean s a proces s wher e eithe r clea r production , pigmente d productio no r toolin g ge l coa t i s applied . Hig hstrengt hresin s mean s polyeste r resin s whic hhav eP.5 7



### 15 4 a casting tensil e strengt ho f 10,00 0 pound s pe r squar e inc h o r mor e and whic har e use d fo r manufacturing product s tha t hav e highstrengt hrequirement s suc ha s structura l member s and utilit ypoles . Injectio nmolding mean s a close d moldin g proces s fo r fabricating composite s i nwhic hcomposit e material s ar e injecte d unde r pressur e int o a heate d mol d cavit ytha t represent s th e exac t shap e o f the product . Th e composit e material s ar e cure d i nthe heate d mol d cavity . Manua l resi napplicatio nmean s a nope nmoldin g proces s fo r fabricating composite s i nwhic hcomposit e material s ar e applie d t o th e mol d b ypouring o r b

yusing hand s and nonmechanica l tools , suc ha s brushe s and rollers . Material s ar e rolle d ou t o r worke d b yusing nonmechanica l tool s prio r t o curing . Th e us e o f pressure-fe d roller s and flowcoater s t o appl yresi ni s no t considere d manua l resi napplication . Materia l storag e mean s a nancillaryproces s whic h involve s keeping HAP-containing materials , suc ha s resins , ge l coats , catalysts , monomers , an d cleaners , i ncontainer s fo r an ylengt ho f time . Container s mayinclud e bul k storag e terminals , tanks , totes , vessels , an d buckets . Mechanica l resi napplicatio nmean s a nope nmolding proces s fo r fabricating composite s i nwhic hcomposit e material s (excep t ge l coat ) ar e applie d t o th e mol d b yusing mechanica l tool s suc ha s spra yguns , pressure-fe d rollers , and flo wcoaters . Material s ar e rolle d ou t o r worke d b y usin g nonmechanica l tool s prio r t o curing .P.5 8

15 5 Mixin g mean s th e blendin g o r agitatio no f anyHAP
containin g material s i nvessel s tha t ar e 5.0 0 gallon s (18. 9 liters ) o r larger . Mixin g ma yinvolv e th e blendin g o f resin , ge l coat , filler , reinforcement , pigments , catalysts , monomers , an d an yothe r additives . Mode l poin t valu e equation s mean s algebrai c expression s tha t wer e derive d t o estimat e th e quantit yo f HA P emitte d base d o nparameter s tha t ca nb e regulated . Parameter s tha t ca nb e regulate d includ e resi nan d ge l coa t HA P content . Mode l poin t valu e equation s wer e derive dfo r ope nmoldin g an d centrifuga l castin g processes . The yar e use dt o calculat e poin t value s tha t reflec t th e relativ e emissio n contro l statu s o f a process . Mode l poin t valu e equation s ar e no t t o b e use d t o estimat e actua l emission s becaus e no t al l parameter s tha t ar e know nt o affec t emission s ar e incorporate d int o th e equations . Mol d mean s a cavit yo r matri xint o o r ont o whic hth e composit e material s ar e place dan d fro mwhic hth e produc t take s it s form . Nea t ge l coa t plu s mean s ge l coa t plu s an yorgani c HAP
containin g material s tha t ar e adde dt o th e ge l coa t b yth e supplie r o r th e facility , excludin g catalyst s an dpromoters . Nea t ge l coa t plu s doe s includ e an yaddition s o f styren e o r methy l methacrylat e monome r i nan yform , includin g i n catalyst s an d promoters . Nea t resi nplu s mean s nea t resi nplu s an yorgani c HAP
containin g material s tha t ar e adde d t o th e resi nb yth eP.5 9

15 6 supplie r o r th e facility . Nea t resi nplu s doe s no t includ e an yadde d filler , reinforcements , catalysts , o r promoters . Nea t resi ndoe s includ e an yaddition s o f styren e o r methy l methacrylat e monome r i nanyform , includin g i ncatalyst s an d promoters . Non-atomize d mechanica l applicatio nmean s th e us e o f applicatio ntool s othe r tha nbrushe s t o appl yresi nan dge l coa t tha t d o no t creat e a fin e liqui dmist . Example s includ e flo wcoaters , pressur e fe drollers , an dflui d impingemen t technolog yspra yguns . Noncorrosion-resistan t resi nmean s an yresi nothe r tha n a corrosion-resistan t resi no r a toolin g resin . Noncorrosion-resistan t produc t mean s an yproduc t othe r tha na corrosion-resistan t produc t o r a mold . Operatio nmean s a specifi c proces s typicall yfoun da t a reinforce d plasti c composite s facility . Example s o f operation s ar e noncorrosion-resistan t manua l resi n application , corrosion-resistan t mechanica l resi n application , pigmente dge l coa t application , mixin g an d storage . Operatio nGrou p mean s a groupin g o f individua l operation s base d primaril yo nmol d type . Example s ar e ope n molding , close d molding , an dcentrifuga l casting . Ope nmoldin g mean s a proces s fo r fabricatin g composite s i na wa ytha t HAP-containin g material s ar e expose dt o th e atmosphere . Ope nmoldin g include s processe s suc ha s manua l resi napplication , mechanica l resi napplication , filamen tP.6 0



### 15 7 winding , an

d ge l coa t application . Pigmente d productio nge l coa t mean s a pigmente d quick

setting resi nuse d t o improv e surfac e appearanc e and/o r performanc e o f composites . I t canb e use d t o for mth e surfac e laye r o f an ycomposite s othe r thanthos e use d fo r mold s i ntooling operations . Poin t valu e mean s a relativ e measur e o f the us e o f emission s reduction s technique s and thei r effectiveness . Mode l poin t valu e equation s wer e develope d fo r eac hope n moldin g an

d centrifuga l casting proces s t o calculat e poin t values , whic hhav e unit s o f lb s o f HAP emission s pe r to no f nea t resi nplu s o r nea t ge l coa t plu s used . Poin t value s ar e calculate d b

yusing the appropriat e mode l poin t valu e equatio nfo r a give nprocess , multiplie d byan yapplicabl e contro l factors . Contro l factor s ar e use d t o incorporat e emission s reduction s achieve d fromadd-o ncontro l devices . Polyme r casting mean s a proces s fo r fabricating composite s i nwhic hcomposit e material s ar e ejecte d froma casting machin e o r poure d int o a nopen , partiall yopen , o r close d mol d and cured . Afte r th e composit e material s ar e poure d int o th e mold , theyar e no t rolle d ou t o r worke d prio r t o curing . Th e composit e material s mayo r mayno t includ e reinforcements . Product s produce d bythe polyme r casting proces s includ e culture d marbl e product s an d polyme r concrete . Pultrusio nmean s a continuou s proces s fo r manufacturing composite s tha t hav e a uniform cross-sectiona l shape . Th eP.6 1



### 15 8 proces s consist s o f pulling a fiber-reinforcing materia l througha resi nimpregnatio nchambe r o r bat hand througha shaping die , wher e the resi ni s subsequentl ycured . Ther e ar e severa l type s o f pultrusio nequipment , suc ha s ope n bath , resi ninjection , an d direc t di e injectio nequipment . Resi ntransfe r moldin g mean s a proces s fo r manufacturin g composite s whereb ycatalyze d resi ni s transferre d o r injecte d int o a close d mol d i nwhic h fiberglas s reinforcemen t ha s bee nplaced . Shee t molding compound (SMC ) mean s a ready-to-mol d putty-lik e molding compound processe d int o shee t form . Th e moldin g compound i s sandwiche d betwee na top and a botto m film , and i t contain s resins , catalysts , fillers , chemica l thickeners , mol d releas e agents , reinforcements , an d othe r ingredients . Shee t moldin g compound ca nb e use d i n compressio nmolding t o manufactur e reinforce d plasti c composite s products . SMC manufacturing mean s a.proces s whic hinvolve s th e preparatio no f SMC . Tooling mean s mol d productio no r repair . Tooling ge l coa t mean s a ge l coa t tha t i s use d t o for m th e surfac e laye r o f molds . Tooling ge l coat s generall y hav e hig hhea t distortio ntemperatures , lowshrinkage , hig h barco l hardness , and hig hdimensiona l stability . Tooling resi nmean s a resi ntha t i s use d t o produc e molds . Tooling resin s generall yhav e highhea t distortio n temperatures , lowshrinkage , highbarco l hardness , and highP.6 2

15 9 dimensiona l stability . Uncontrolle d ove nemission s mean s thos e emission s emitte d fro m

th e ove nthroug hclose dven t system s t o th e atmospher e an d no t t o a contro l device . Thes e emission s d o no t includ e emission s tha t ma yescap e int o th e workplac e throug hth e openin g o f panel s o r door s o nth e oven s o r othe r simila r fugitiv e emission s i nth e workplace . Uncontrolle d wet-ou t are a emission s mean s an yo r al l o f th e following : emission s fro mwet-ou t area s tha t d o no t hav e an ycaptur e an d control , emission s tha t escap e fro mwet-ou t are a enclosures , an d emission s fro mwet-ou t area s tha t ar e capture d b ya nenclosur e bu t ar e vente dt o th e atmospher e an d no t t o a nadd-o ncontro l device . Unfille d mean s tha t ther e ha s bee nn o additio no f filler s t o a resi no r tha t les s tha n1 0 percen t o f filler s b yweigh t o f th e tota l resi nplu s fille r mixtur e ha s bee n added . Vapo r suppressan t mean s a nadditive , typicall ya wax , tha t migrate s t o th e surfac e o f th e resi ndurin g curin g an d form s a barrie r t o sea l i nth e styren e an dreduc e styren e emissions . Vapor-suppresse dresi nmean s a resi ncontainin g a vapo r suppressan t adde d fo r th e purpos e o f reducin g styren e emission s durin g curing .P.6 3



### 16 0

Tabl e 1 t o Subpar t WWW W- Mode l Equation s t o Calculat e Poin t Value s fo r Specifi c Ope nMoldin g and Centrifuga l Casting Proces s Stream s I f you r operatio nAndyo u typ e i s a ne w

o r use.. . existing.. . With . Us e thi s Mode l Poin t Valu e (PV ) Equatio n" ' b ' c . . . 1.ope n moldin g operatio n manua l resi n applicatio n nonvapor suppresse d resi n P V

= 0.02 8 x(%HAP )

vapor suppresse d resi n PV

= 0.02 8 x(%HAP) 2 ' 27 5 x (1-(0.541 9 xVS Rtes t value) )

vacuu m bagging / closed-mol d curin g wit h rol l ou t P V

= 0.02 8 x<%HAP) 2 '- 7 5 x(1

- 0.2133 )

vacuu m bagging / closed-mol d curin g withou t roll-ou t P V

= 0.02 8 x(%HAP) 2 ' 27 5 x(1

- 0.4554 )

mechanica l resi n applicatio n nonvapor suppresse d resi nan d atomize d applicatio n P V

= 0.02 8 x(%HAP) '

vapor suppresse d resi nan d atomize d applicatio n P V

= 0.02 8 x(%HAP) 2 ' 42 5 x(1

- (0.455 9 xVS Rtes t value) )

vacuu m bagging / closed-mol d curin g wit h roll-ou t an d atomize d applicatio n P V

= 0.02 8 x(%HAP) 2,a2 5 x(1

- 0.1535 )

vacuu m bagging / closed-mol d curin g withou t roll-ou t an d atomize d applicatio n P V

= 0.02 8 x(%HAP) 2 " 5 x(1

- 0.3261 )

nonvapor suppresse d resi nan d nonatomize d applicatio n P V

= 0.02 8 x(%HAP) '

vapor suppresse d resi nan d nonatomize d applicatio n P V

= 0.02 8 x(%HAP) 2 ' 27 5 x(1

- (0.541 9 xVS Rtes t value) )

### 16 1 P.6 4

filamen t windin g closed-mol d

curin g wit h roll-ou t an d no natomize d applicatio n PV

= 0.02 8 x(%HAP) 2 ' 27 S x(1

- 0.2133 )

vacuu m bagging / closed-mol d curin g withou t roll-ou t an d nonatomize d applicatio n P V= 0.02 8 x(%HAP) 227 5 x

0.4554 ) (1

-

nonvapor suppresse d resi n P V

= 1.67 5 x(%HAP) ]

vapor suppresse d resi n ge l coa t nonvapor applicatio nsuppresse d

ge l coa t PV

= 1.67 5 x(%HAP)'- 22 5 x(1

- (0.469 3 xVS Rtes t value) ) P V = 0.89 0 x(%HAP)*' 67 5

2 . centrifuga l castin g operatio n centrifuga l castin g nonvapor suppresse d resi n PV 11.1 6 x(%HAP )

a T o obtai nth e mode l poin t valu e fo r a noperatio nwit ha nadd-o ncontro l devic e multipl yth e P V

abov e b yth e add-o ncontro l facto r calculate d usin g Equatio n1 o f §63.5810 . Th e mode l poin t value s hav e limit s o f lb s o f HA P pe r to no f resi n o r ge l coa t applied .P.6 5



### 16 2

b%HA P mean s tota l weigh t % o f HAP i nthe resi no r ge l coa t prio r t o the addition o f fillers , catalyst , an d promoters . c VS Rtes t valu e mean s the percen t reductioni nHAP emission s expressed a s a decima l measure d b

ythe VS Rtes t method .

### 16 3

Tabl e 2 T o Subpar t WWWW- Complianc e Date s fo r Ne wan d Existing Reinforce d Plasti c Composite s Facilitie s • I f you r facilit y is . . . and.• • the nyo umus t compl y b y thi s date : 1 . a nexistin g sourc e i s a majo r sourc e o no r befor e th e publicatio n dat e o f th e fina l rul e [dat e 3 year s afte r th e publicatio ndat e o f th e fina l rule] , o r yo u mus t accep t an d mee t a n enforceabl e HA P emissio nlimi t belo wth e majo r sourc e threshol d prio r t o [dat e 3 year s afte r th e publicatio n dat e o f th e fina l rule] . t-. —an uxibLluy j s u mc e ih . a luajui—buuiL e u nu i bufui' u Lli

e yublXLALIUI I ddLf e an d iL

Lliufina llulu
. lici£ } uyu nmuldiu yu r uunLiifuyd luasLiu y oyeidLiuiib—Lha Lai a uuiuylyin ywit hyuin L VdiUUb u na12 LJ lllUlltl l xullin yavuidy ubat>it > [JaL u2yuait
. afLui—th e yubliuaLiu ndat eul—Lli ufina l mle ] ,—o r yu umut Lauuuy Lan dmuu La n uufuiuuabl eHA

Puinifafaiui ilimi t bulu w Lli um aJU lbUUJ
. U U Lluubliul dyiiui—to—[daL u3 yeai b afLui—Lli uyubliiaLiu n daL uu£—Lliufina llulu ]
. — 2-3- . a nexistin g sourc e tha t i s a n are a sourc e become s a majo r sourc e afte r th e publicatio n dat e o f th e fina l rul e 3 year s afte r becomin g a majo r sourc e o r [dat e 3 year s afte r th e publicatio ndat e o f th e fina l rule] , whicheve r i s later . 4-. —anWAitLiny bumu e Lha L it . a u aiu a bUUlL c bcrt_uiiies
. amaju isumc u alLu iLliuyubliuaLiu n dat euf—Lliufina llul u an d tars- muldiu yu i cuuLiifuya luabLin y upuiaLiuiib—Lha Lai u Luiuylyiiiy—wiLl iyuin L valuuf au nalS^wuiiLl i rullin yavuiay ubafaif a 2yuai b afLu ibuuuiuin yaitiaju i t>uuiu uui—[daL u2yuai b afLu r Lli uyubliuaLiu udaL uu £Lli u fina lmlu ] , wliiuhuvui—rs ' laLui
.

'3'S . a ne wsourc e i s a majo r sourc e a t startu p upo nstartu p o r [publicatio n dat e o f th e fina l rule] , whicheve r i s later . S-6. a ne wsourc e i s a nare a sourc e a t startu p an d become s a majo r sourc e Immediatel yupo nbecomin g a majo r source .



### Tabl e 3 t o Subpar t WWWW- Emissio nLimit s fo r Existing Smal l Busines s Source s Emitting Les s Tha n25 0 TP Yo f HAP , o r Othe r Source s Emitting Les s Tha n10 0 TP Yo f HA P I £ your operatio

ntype is.. . An dyouuse . Your emissio nlimi t i s 1 . Ope nmolding

- corrosion

resistan t (cr) b Mechanica l resi n19 0 lb/to n ...3Pi?.L4.SS!r.i.?.?? . ,..?!iiMl§P..t. . windin g l.?.3...ib/tgn_ iP.6 7

16 4 Manua l resi n applicatio n Mechanica l resi n application-unfille d Mechanica l resi n application-fille d Filamen t winding Manua l resi n applicatio n Mechanica l resi n applicatio n Manua l resi n applicatio n Mechanica l resi n applicatio n Filamen t winding Manua l resi n applicatio n Tooling ge l coating White/of f whit e pigmente d ge l coating Al l othe r pigmente d ge l coating Clea r productio nge l coating 12 4 11 0 14 4 17 8 8 3 25 6 12 3 57 5 25 3 31 1 39 4 26 5 37 7 50 4 53 6 lb/to n lb/to n lb/to n lb/to n lb/to n lb/to n lb/to n lb/ton

lb/to n lb/to n lb/to n lb/to n lb/to n lb/to n lb/to n 2
. Ope nmoldin g

- non-c r

3
. Ope nmoldin g

- tooling 4 . Ope nmolding

- product s tha t requir e clas s 1 fir e and smok e rating s 5 . Ope nmolding

- ge l coa t

6 . Centrifuga l ....9.§.$£.ing...-....9„ r . 7 . Centrifuga l 39 6 lb/to n ....9.§.?..tin2...7...non-c

r 8 . Pultrusio nreduc e tota l HAP emission s b ya t leas t 6 0 weigh t jaercent 9 . Continuou s reduc e tota l HA P emission s lamination / b ya t leas t 58. 5 weigh t Casting percen t o r no t excee d a nemissio n limi t o f 15. 7 lb s o f HAP pe r to no f nea t resi nplu s and nes t ge l cos t plu s * Emissio nlimit s fo r ope nmolding and centrifuga l casting expresse d a s lb/to nar e poin t value s calculate d using the equation s show ni nTabl e 1 o f thi s subpart . Yo u mus t b e a t o r belo wthes e value s base d o na 12

- mont hrolling average . bCorrosion-resistan t application s als o includ e high-strengt hproducts . 

### Tabl e 4 t o Subpar t WWWW- Wor k Practic e Standard s For ; Yo umust. ... ' 1 . a ne wo r existing close d molding operatio n usin g compression/injectio n molding ^ uncover , unwrap o r expos e only

on e charg e pe r mol d cycl e pe r compression/injectio nmolding machin e 2 . a ne wo r existing cleaning operatio n no t us e Cleaning solvent s tha t contai nHAPP.6 8

16 5 3 . a ne wo r existin g kee p container s tha t stor e HA P material s storag e material s close do r covere d operatio nexcep t durin g th e additio no r remp^val___o^^__mate£i_al s 4 . a nexistin g pultrusio nkee p acces s panels , doors , operatio nusin g a wet-are a and/o r hatche s close dwheneve r enclosur e resi ni s i nth e bath , excep t tha t acces s panels , doors , and/o r hatche s ma yb e ope n3 0 minute s pe r 8-hou r shift , o r 4 5 minute s .per_ ^ 5 . a nexistin g SM C clos e o r cove r th e docto r bo xo n manufacturin g operatio neac hSM C manufacturin g machin e 6 . a nexistin g SM C fol d o r sea l edge s o f SM C prio r manufacturin g operatio nt o storag e and/o r transpor t 7 . a nexistin g SM C us e a nylo nfil mo r a fil mwit h manufacturin g operatio na nequa l o r lowe r permeabilit y t o styren e tha nnylo nt o enclos e SM C 8 . a ne wo r existin g BM C us e mixe r cover s wit hn o visibl e manufacturing / gap s presen t i nth e mixe r cover s mixing;...operation__ a 9 . a nexistin g BM C no t activel yven t mixer s t o th e manufacturing/mixin g atmospher e 10 . a ne wo r existin g BM C kee p th e mixe r cover s close d manufacturing / durin g mixin g excep t whe naddin g mixin g operatio n a material s t o th e mixin g vessel s

a Container s o f 5 gallon s o r les s ma yb e ope nwhe nactiv e mixin g i s takin g place , o r durin g period s whe nthe yar e i n proces s (i.e. , the yar e activel ybein g use dt o appl yresin) . Fo r polyme r castin g mixin g operations , container s o f 2 1 gallon s o r les s ma yb e ope nwhil e activ e mixin g i s takin g place . Tabl e 5 t o Subpar t WWW W- Alternativ e Emissio nLimit s fo r Ope nMoldin g an d Centrifuga l Castin g Operation s Wher e th e Standar d I s Base d o na Percen t Reductio nRequiremen t I f you r You r emissio n operatio nAn dyo uuse.. . limi t i s °.. . typ e is.. . 1 . Ope nMechanica l Resi n1 0 lb/to n Moldin g - ...Application Corrosion

- "Fiiamen^wTiiidTn g 9 lb/tor i Resistan t (CR ) Manua l Resi nApplicatio n7 lb/to n 2 . Ope nMechanica l Resi n8 lb/to n Moldin g - Application-Unfille d "Nbn-C R :P.6 9



### 16 6 Mechanica l Resi n6 lb/to n Application-Fille d ...Fiiament___Windino;

_.?....lk/.£.9 n 

### . Manual....Resin : 

### „ Applicatio n.*L..lk/.t:9 n 

### . 3 . Ope nMechanica l Resi n1 3 lb/to n Moldin g - Applicatio n Toolin g Manua l Resi nApplicatio n7 lb?to n 4 . Ope nMechanica l Resi n2 9 lb/to n Moldin g - Applicatio n Product s tha t . Filamen t Windin g 1 3 lb/to n requir e Clas s 1 Fir e an d Manua l Resi nApplicatio n1 6 lb/to n Smok e Rating s 5 . Ope n...To

p 1 ino ; Ge l Coa t in g .? . iL.l b1. £ p n Moldin g - Ge l White/of f whit e Pigmente d1 4 lb?'to n Coa t ...Gel...Coating .

A l l othe r Pigmente dGe l 1 9 lb/to n Coatin g . Clea r Productio nGe l 2 6 lb/to n Coatin g 6.Centrifuga l 2 7 lb?"to n ....Castin g - C R 7.Centrifuga l 2 0 lb/to n Casting - ...Non-CR.. . a 

### Th e emissio nlimit s ar e calculate d using th e equation s show ni nTabl e 1 o f thi s subpart . Yo u mus t b e a t o r belo w thes e value s base d o na 12-mont hrolling average . b

### Corrosion-resistan t application s als o includ e high-strengt h products .P.7 0



### 16 7 Tabl e 6 t o Subpar t WWWW- Basi c Requirement s fo r Performanc e Tests , Performanc e Evaluations , an d Desig nEvaluation s fo r Ne wand Existing Source s Using Add-O nContro l Device s For .. . Yo

umus t Usin

g Accordin gt o th e followin

g recruirements . 1 . eac h enclosur e use d t o collec t and rout e HA P emission s t o a nadd-o n contro l devic e determin e th e

captur e efficiencyo f eac henclosur e use d t o captur e HAP emission s sen t t o a nadd-o n contro l devic e Metho d 20 4 and

Method s 2 04 B throughE i n Appendi xMo f 4 0 CFRpar t 51 , o r a nalternativ e tes t metho d tha t meet s th e dat a qualit y objective s and lowe r confidenc e limi t approache s fo r alternativ e captur e efficienc y protocol s and tes t method s containe d i n 4 0 CFRpar t 6 3 subpar t KK , appendi xA . Enclosure s tha t

mee t the requirement s fo r a permanen t tota l enclosur e ar e assume d t o hav e a captur e efficiencyo f 100% . Enclosure s tha t d o no t mee t permanen t tota l enclosur e requirement s mus t determin e th e captur e efficienc yb

y constructing a temporarytota l enclosur e according t o th e requirement s o f Metho d 20 4 and measuring th e mas s flowrate s o f the HAP i n th e exhaus t stream s going t o th e atmospher e and t o the contro l device , o r

us e a n alternativ e tes t metho d tha t meet s the requirement s o f 4 0 CF Rpar t 5 1 appendi xM .16 8 P.7 1

2 . eac h contro l devic e use d t o compl y wit ha n percen t reductio n requirement , o r a poin t valu e limi t determin e th e

contro l efficienc yo f eac hcontro l devic e use d t o contro l HA P emission s th e

appropriat e tes t method s specifie di n 4 0 CF Rpar t 63 , subpar t SS . Testin g an d

evaluatio n requirement s ar e containe di n4 0 CF Rpar t 63 , subpar t SS .

3 . eac h contro l devic e use d t o compl y wit ha emissio n facto r limi t fo r continuou s lamination / continuou s castin g determin e th e

contro l efficienc yo f eac hcontro l th e

appropriat e tes t method s specifie di n Testin g an d

evaluatio n requirement s ar e containe di n4 0 devic e use dt o 4 0 CF Rpar t 6 3 CF Rpar t 63 , contro l HA P subpar t SS . subpar t SS . emissions , o r determin e th e mas s HA P emissio nrat e a t th e contro l devic e outle t

### 16 9 P.7 2



### Tabl e 7 t o Subpar t WWWW- Option s Allowing Us e o f the Same Resi nAcros s Differen t Operation s Tha t Us e the Same Resi n Typ e I f you r facilit y ha s th e followin gresi n applicatio n operation. . . 1 . Corrosion

resistan t (CR ) nonatomize d mechanica l 2 . C R centrifuga l castin g 3 . C Rfilamen t windin g 4 . Non-C R filamen t windin g

5 . Non-C R nonatomize d fille d mechanica l 6 . Non-C R nonatomize d unfille d mechanica l 7 . Non-C R centrifuga l castin g 8 . Non-C R atomize d fille d mechanica l 9 . Non-C Rmanua l 10 . Toolin g nonatomize d mechanica l 11 . Toolin g atomize d mechanica l Th e highes t resi n weigh t percen t HA P conten t yo ucanus e for. . . C RMechanica l C RFilamen t Windin g C RManua l C RCentrifuga l Castin g C RFilamen t Windin g C RManua l C RCentrifuga l Castin g C RFilamen t Windin g C RManua l Non-C RMechanica l (fille do r unfilled ) Non-C Rmanual . Non-C Rcentrifuga l castin g Non-C Rnonatomize d unfille dmechanica l Non-C RManua l Non-C Rcentrifuga l castin g Non-C Rmanua l Non-C Rcentrifuga l castin g Non-C Rmanua l Non-C Ratomize dfille d mechanica l Non-C RManua l
Non-C Ratomize d unfille d mechanica l toolin g manua l toolin g manua l is. . .

48. 3

4 8

4 2 4 5

42. 8

3 8

35. 5

33. 9 33. 6 55. 1
4 3 Th e poin t valu e assigne dt o al l use s o f thi s resi n is . . . 19 0

53 6

16 3 17 8

14 4

11 0 39 6

14 4 8 3 25 6 25 6P.7 3

17 0 Tabl e 8 t o Subpar t WWW W- Initia l Complianc e Wit hEmissio n Limit s Fo r .. . Tha t mus t mee t

th e followin g emissionlimit , Yo uhav e demonstrate dinitia l complianc e if .. . 1 . Ope n moldin g an d centrifuga l castin g operations , Apoin t valu e

emissio nlimi t show ni nTabl e o r 5 o f thi s subpar t yo u hav e me t th e appropriat e poin t valu e fo r thes e operation s a s calculate d usin g th e procedure s i n §63.581 0 o na 12-mont h rollin g averag e _the

_ 1 yudi—a f tei—th e appropriat e complianc e dat e 2 . Ope n molding , centrifuga l casting , continuou s lamination / casting , SM C manufactur

ing , mixing/BM C manufactur

in g operations , reduc e tota l HA P

emission s b ya t leas t 9 5 percen t b yweigh t tota l HA P emissions , base do n th e result s o f th e captur e efficienc yan ddestructio n efficienc ytestin g specifie d i nTabl e 6 o f thi s subpart , ar e reduce db ya t leas t 9 5 percen t b yweight ,

3.Continuou s lamination / castin g operation s reduc e tota l HA P

emission s b ya t leas t 58. 5 weigh t percen t o r no t excee da n emissio nlimi t o f 15. 7 lb s o f HA P pe r to no f nea t resi nplu s an d nea t ge l coa t plu s 9 5 percen t b yweigh t tota l HA P emissions , base do n th e result s o f th e captur e efficienc yan ddestructio n efficienc ytestin g specifie d i nTabl e 6 o f thi s subpar t an d th e calculatio n procedure s specifie di n §§63.586 5 throug h63.5890 , ar e reduce db ya t leas t 58. 5 percen t b yweigh t o r tota l HA P emissions , base do n th e result s o f th e captur e efficienc yan d destructio n efficienc ytestin g specifie d i nTabl e 6 o f thi s subpar t an dth e calculatio n procedure s specifie di n §§63.586 5 throug h63.5890 , d o no t excee d15. 7 lb s o f HA P pe r to no f nea t resi nplu s an dnea t ge l coa t plu sP.7 4

17 1 4.Continuou s reduc e tota l HA P lamination / emission s b ya t castin g leas t 9 5 weigh t operation s percen t o r

no t excee da n emissio nlimi t o f 1.4 7 lb s o f HA P pe r to no f nea t resi nplu s an d nea t ge l coa t plu s 9 5 percen t b yweigh t tota l HA P emissions , base do n th e result s o f th e captur e efficienc yan ddestructio n efficienc ytestin g specifie d i nTabl e 6 o f thi s subpar t an dth e calculatio n procedure s specifie di n §§63.586 5 throug h63.5890 , ar e reduce db ya t leas t 9 5 percen t b yweigh t o r tota l HA P emissions , base do n th e result s o f th e captur e efficienc yan ddestructio n efficienc ytestin g specifie d i nTabl e 5 an dth e calculatio nprocedure s specifie di n§§63.5865

- 63.5890 , d o no t excee d 1.4 7 lb s o f HA P pe r to no f nea t resi nplu s an d nea t ge l coa t plu s 5.Pultrusio nreduc e tota l HA P operation s emission s b ya t

leas t 6 0 percen t b yweigh t tota l HA P emissions , base d o n th e result s o f th e captur e efficienc yan dadd-o ncontro l devic e destructio nefficienc y testin g specifie di nTabl e 6 o f thi s subpart , ar e reduce d b ya t leas t 6 0 percen t b y weight , o r a s par t o f th e notificatio n o f initia l complianc e status , th e owner/operato r submit s a certifie dstatemen t tha t al l pultrusio nline s no t controlle dwit ha nadd-o n contro l devic e ar e usin g direc t di e injectio nand/o r wet-are a enclosure s tha t mee t th e criteri a o f §63.5825 .P.7 5

17 2 6.Pultrusio nreduc e tota l HA P operation s emission s b ya t

leas t 9 5 percen t b yweigh t tota l HA P emissions , base do n th e result s o f th e captur e efficienc yan dadd-o ncontro l devic e destructio nefficienc y testin g specifie d i nTabl e 6 o f thi s subpart , ar e reduce d b ya t leas t 9 5 percen t b y weight , o r a s par t o f th e notificatio n o f initia l complianc e status , th e owner/operato r submit s a certifie d statemen t tha t al l pultrusio nline s no t controlle db ya nadd-o n contro l devic e ar e usin g direc t di e injectio ntha t meet s th e criteri a o f §63.5825 .P.7 6

Tabl e 9 t o Subpar t WWWW . Practic e Standard s 17 3 Initia l Complianc e Wit hWor k Fo r .. . Tha t mus t mee t th e followin g standard.. . Yo uhav e demonstrate d initia l complianc e if . 1 . a ne wo r existin g close d moldin g operatio nusin g compression / injectio n moldin g uncover , unwra p o r expos e onl y on e charg e pe r mol d cycl e pe r compression / injectio nmoldin g machin e th e owne r o r operato r submit s a certifie d statemen t i nth e notic e o f complianc e statu s tha t onl yon e charg e i s uncovered , unwrappe do r expose dpe r mol dcycl e pe r compression / injectio nmoldin g machin e 2 . a nexistin g SM C manufacturin g operatio n clos e o r cove r th e docto r bo xo n eac hSM C manufacturin g machin e th e owne r o r operato r submit s a certifie d statemen t i nth e notic e o f complianc e statu s tha t th e docto r bo xo neac h SM C manufacturin g machin e i s close do r covere d 3 . a nexistin g SM C manufacturin g operatio n fol dedge s o f SM C prio r t o storag e and/o r transpor t th e owne r o r operato r submit s a certifie d statemen t i nth e notic e o f complianc e statu s tha t th e edge s o f SM C ar e folde dprio r t o storag e and/o r transpor t 4 . a nexistin g SM C manufacturin g operatio n us e nylo nfil mo r a fil mwit ha n equa l o r lowe r permeabilit yt o styren e tha n nylo nt o enclos e SM C th e owne r o r operato r submit s a certifie d statemen t i nth e notic e of.complianc e statu s tha t a nylo nfil mo r fil mwit h a nequa l o r lowe r permeabilit yt o styren e tha nnylo ni s use dt o enclos e SM C 5 . a ne wo r existin g BM C manufacturing/m i xin g operatio n us e mixe r cover s wit hn o visibl e gap s presen t i n th e mixe r cover s th e owne r o r operato r submit s a certifie d statemen t i nth e notic e o f complianc e statu s tha t eac hmixe r i s equippe d wit ha cove r tha t doe s no t contai nan yvisibl e gap s17 4 P.7 7

6 . a nexistin g BM C manufacturing/m i xin g operatio n kee p th e mixe r cover s close d durin g mixin g excep t whe n addin g material s t o th e mixer s th e owne r o r operato r submit s a certifie d statemen t i nth e notic e o f complianc e statu s tha t mixe r cover s ar e close d durin g mixin g excep t whe n addin g material s t o th e mixer s 7 . a nexistin g BM C manufacturing/m i xin g no t activel yven t th e owne r o r operato r mixer s t o th e submit s a certifie d atmospher e statemen t i nth e notic e o f complianc e statu s tha t mixer s ar e no t activel y vente dt o th e atmospher e Tabl e 1 0 t o Subpar t WWW W- Dat a Requirement s fo r Ne wan d Existin g Continuou s Laminatio nLine s an dContinuou s Castin g Line s Complyin g wit ha Percen t Reductio nLimi t o na Pe r Lin e Basi s 

### Fo r eac hlin e wher e th e wet
ou t area.. . And th e

oven.. . Yo u mus t determine.. .
1 . ha s a n enclosur e tha t i s no t a PT E an d th e capture d emission s ar e controlle d b y a nadd-o n contro l devic e i s annua l uncontrolle dwet-ou t uncontrolle d are a emissions ;

annua l controlle dwet-ou t are a emissions ; annua l uncontrolle dove n emissions ; th e captur e efficienc yo f th e wet-ou t are a enclosure ; th e destructio nefficienc y o f th e add-o ncontro l device ; an d th e amoun t o f nea t resi n plu s an dnea t ge l coa t plu s applied .P.7 8



### 17 5 2 . ha s a n enclosur e tha t i s a PT E an

d the capture d emission s ar e controlle d b

y a nadd-o n contro l devic e i s annua l uncontrolle d wet-ou t

uncontrolle d are a emissions ;

annua l controlle d wet-ou t are a emissions ; annua l uncontrolle d ove n emissions ; tha t the wet-ou t are a enclosur e meet s the requirement s o f Metho d 20 4 fo r a PTE ; th e destructio nefficienc y o f th e add-o ncontro l device ; an

d th e amoun t o f nea t resi n plu s and nea t ge l coa t plu s applied . 3 . i s uncontrolle d i s



### controlle d b ya nadd-o n contro l devic e annua l uncontrolle d wet-ou t

are a emissions ; annua l uncontrolle d ove n emissions ; annua l controlle d ove n emissions ; th e captur e efficienc yo f th e oven ; th e destructio nefficienc y o f th e add-o ncontro l device ; and th e amoun t o f nea t resi n plu s and nea t ge l coa t plu s applied .P.7 9

17 6 4 . ha s a n enclosur e tha t i s no t a PT E an d th e capture d emission s ar e controlle d b y a nadd-o n contro l devic e i s controlle d b ya nadd-o n contro l devic e annua l uncontrolle dwet-ou t

are a emissions ; annua l controlle dwet-ou t are a emissions ; annua l uncontrolle d ove n emissions ; annua l controlle dove n emissions ; th e captur e efficienc yo f th e wet-ou t are a enclosure ; inle t emission s t o th e add

o ncontro l device ; outle t emission s fro mth e add-o ncontro l device ; an d th e amoun t o f nea t resi n plu s an dnea t ge l coa t plu s applied . 5 . ha s a n enclosur e tha t i s a PT E an d th e capture d emission s ar e controlle d b y a nadd-o n contro l devic e i s controlle d b ya nadd-o n contro l devic e tha t th e wet-ou t are a

enclosur e meet s th e requirement s o f Metho d204 fo r a PTE ; th e captur e efficienc yo f th e oven ; an d th e destructio nefficienc y o f th e add-o ncontro l device .

Tabl e 1 1 t o Subpar t WWW W- Dat a Requirement s fo r Ne wan d Existin g Continuou s Laminatio nan dContinuou s Castin g Line s Complyin g wit ha Percen t Reductio nLimi t o r a Lbs/To nLimi t o na nAveragin g Basi s Fo r eac h Tha t Yo umus t determin e 1 . wet-ou t are a i s uncontrolle d annua l uncontrolle dwet
ou t are a emissions .P.8 0

2 . wet-ou t are a 17 7

ha s a nenclosur e tha t i s no t a PT E th e captur e efficienc yo f th e enclosure ; an d annua l emission s tha t escap e th e enclosure . 3 . wet-ou t are a ha s a nenclosur e

tha t i s a PT E tha t th e enclosur e meet s th e requirement s o f Metho d20 4 fo r a PTE . 4 . ove n 5 . lin e i s uncontrolle d annua l uncontrolle d ove n emissions . i s controlle d o r uncontrolle d th e amoun t o f nea t resi n plu s applied ; an d th e amoun t o f nea t ge l coa t plu s applied . 6 . add-o n contro l devic e tota l annua l inle t emissions ; an d tota l annua l outle t emissions . Tabl e 1 2 t o Subpar t WWWW . Dat a Requirement s fo r Ne wan d Existin g Continuou s Laminatio nLine s an dContinuou s Castin g Line s Complyin g wit ha Lbs/To no na Pe r Lin e Basi s Fo r eac hlin e wher e th e wet ou t are a .. . An dth e ove nYo umus t determin e

1 . i s uncontrolle d i s uncontrolle d annua l uncontrolle dwet-ou t

are a emissions ; annua l uncontrolle d ove n emissions ; an d annua l nea t resi nplu s an d nea t ge l coa t plu s applied .P.8 1

17 8 2 . ha s a n enclosur e tha t i s no t a PT E an d th e capture d emission s ar e controlle d b y a nadd-o n contro l devic e i s annua l uncontrolle dwet-ou t uncontrolle dare a emissions ;

annua l controlle dwet-ou t are a emissions ; annua l uncontrolle d ove n emissions ; th e captur e efficienc yo f th e wet-ou t are a enclosure ; th e destructio nefficienc y o f th e add-o ncontro l device ; an d th e amoun t o f nea t resi n plu s an d nea t ge l coa t plu s applied . .3 . ha s a n enclosur e tha t i s a PTE , an d th e capture d emission s ar e controlle d b y. a nadd-o n contro l devic e i s annua l uncontrolle d wet-ou t uncontrolle dare a emissions ;

annua l controlle dwet-ou t are a emissions ; annua l uncontrolle dove n emissions ; tha t th e wet-ou t are a enclosur e meet s th e requirement s o f Metho d204 fo r a PTE ; th e destructio nefficienc y o f th e add-o ncontro l device ; an d th e amoun t o f nea t resi n plu s an d nea t ge l coa t plu s applied .P.8 2

17 9 4 . i s uncontrolle d i s controlle d b ya nadd-o n contro l devic e annua l uncontrolle dwet-ou t

are a emissions ; annua l uncontrolle dove n emissions ; annua l controlle dove n emissions ; th e captur e efficienc yo f th e oven ; th e destructio nefficienc y o f th e add-o ncontro l device ; an d th e amoun t o f nea t resi n plu s an dnea t ge l coa t plu s applied . 5 . ha s a n enclosur e tha t i s no t a PT E an d th e capture d emission s ar e controlle d b y a nadd-o n contro l devic e i s controlle d b ya nadd-o n contro l devic e annua l uncontrolle d wet-ou t

are a emissions ; annua l controlle dwet-ou t are a emissions ; annua l uncontrolle dove n emissions ; annua l controlle dove n emissions ; th e captur e efficienc yo f th e wet-ou t are a enclosure ; th e captur e efficienc yo f th e oven ; th e destructio nefficienc y o f th e add-o ncontro l device ; an d th e amoun t o f nea t resi n plu s an dnea t ge l coa t plu s applied .P.8 3

18 0 6 . ha s a n enclosur e tha t i s a PTE , an d th e capture d emission s ar e controlle d b y a nadd-o n contro l devic e i s controlle d b ya nadd-o n contro l devic e tha t th e wet-ou t are a

enclosur e meet s th e requirement s o f Metho d 2 0 4 fo r a PTE ; th e captur e efficienc yof ' th e oven ; inle t emission s t o th e add

o ncontro l device ; an d outle t emission s fro mth e add-o ncontro l device . Tabl e 1 3 t o Subpar t WWWW . Applicabilit yan dTimin g o f Notification s I f you r facility.. . Yo umus t submit , B y thi s date . 1 . i s a n existin g sourc e subjec t t o thi s regulatio n a nInitia l

Notificatio n containin g th e informatio nspecifie d i n§63.9(b)(2 ) N o late r tha nth e date s specifie d i n §63.9(b)(2 )

2 . i s a ne w sourc e subjec t t o thi s regulatio n th e notification s

specifie d i n §63.9(b)(3 ) t o (5 ) N o late r tha nth e date s specifie d §63.9(b)(4 ) an d (5 ) 3 . qualifie s fo r a complianc e extensio na s specifie d i n §63.9(c ) o f subpar t A a reques t fo r a

complianc e extensio n a s specifie di n §63.9(c ) N o late r tha nth e date s specifie di n §63.6(i )



### 4 . ffi-s

complyin g wit hmode l poin t valu e averagin g piuvisioiif c • a Nutificatiui i o f

Complianc e Statu s a b specifie di n563.9(h) ! N o latei—tha n1 yea r plu s 3 0 day s afte r you r faciliLy' s corn p 11due e daLe . g

<18 1 P.8 4

5 T i s complyin g wit hHA P conten t limits , applicatio n equipmen t requirements , ^ o r ^em i s s i on liitti Lothe r Lha nmode l poin t valu e averagin g provisions. , 

### 2£_9_tfee r emissio n limi t a Notificatio no f

Complianc e Statu s a s specifie di n§63.9(h ) N o late r tha n3 0 calenda r day s afte r you r facility' s complianc e date .

5*6* . i s complyin g b y usin g a nadd

o ncontro l devic e an d i s no t complyin g b ymeetin g a mode l poin t valu e i n Tabl e 5 a notificatio no f

inten t t o conduc t a performanc e tes t a s specifie d i n§63.9(e ) N o late r tha nth e dat e specifie di n §63.9(e) .

a notificatio no f th e dat e fo r th e CM S performanc e evaluatio n a s specifie di n §63.9(g ) Submi t wit hth e notificatio no f inten t t o conduc t a performanc e test . a Notificatio no f Complianc e Statu s a s specifie di n§63.9(h ) N o late r tha n6 0 calenda r day s afte r th e completio no f th e add-o ncontro l devic e performanc e tes t an dCM S performanc e evaluatio nP.8 5

18 2 Tabl e 1 4 t o Subpar t WWW W- Requirement s fo r Report s Th e repor t mus t contain.. . Yo umus t submi t a(n ) Yo umus t submi t th e report .. . 1 . complianc e repor t I f ther e ar e n o deviation s fro m an yemissio nlimitation s (emissionlimit , operating limit , opacitylimit , an d visibl e emissio nlimit ) tha t applie s t o yo u and ther e ar e n o deviation s fro

mthe requirement s fo r wor k practic e standard s i n Tabl e 4 o f thi s subpar t tha t appl yt o you , a statemen t tha t ther e wer e n o deviation s fro m the emissio nlimitation s an d wor k practic e standard s during th e reporting period . I f ther e wer e n o period s during whic hthe CMS , including CEMS , an d operating paramete r monitoring systems , wa s ou t o f contro l a s specifie d i n§63.8(c)(7) , a statemen t tha t ther e wer e n o period s during the whic hthe CM S wa s ou t o f contro l during the reporting period . I f yo u hav e a deviatio nfro man y emissio nlimitatio n(emission limit , operating limit , o r wor k practic e standard ) during the reporting period , the repor t mus t contai nthe informatio ni n §63.5910(d) . I f ther e wer e period s during whic hthe CMS , including.CEMS , and operating paramete r monitoring systems , wa s ou t o f control , a s specifie d i n§63.8(c)(7) , the repor t mus t contai nthe informatio ni n §63.5910(e) . I f yo u had a startup , shutdow n o r malfunctio nduring the reporting period , an d yo u too k action s consisten t wit hyou r startup , shutdown , and malfunctio nplan , the complianc e repor t mus t includ e the informatio ni n§63.10(d)(5)(i) . semiannuall y according t o the requirement s i n §63.5910(b) .

### 18 3 P.8 6

2 . animmediat e startup , shutdown , an

d malfunctio n repor t i f yo u had a startup , shutdown , o r malfunctio n during the reporting perio d tha t i s no t consisten t wit hyou r startup , shutdown , an

d malfunctio n pla n action s take nfo r the even t

the informatio ni n §63.10(d)(5)(ii ) b yfa xo r telephon e withi n2 working day s afte r starting action s inconsisten t wit h the plan .

b ylette r withi n7 working day s afte r the en d o f the even t unles s yo u hav e mad e alternativ e arrangement s wit h the permitting authority . (§63.10(d)(5)(ii) ) Tabl e 1 5 t o Subpar t WWWW A ) t o Subpar t WWWW Applicabilit yo f Genera l Provision s (Subpar t The genera l provision s reference.. . That addresses.. . An dSubjec t t o th e followin

g applie s t o additiona l subpar t infonnation. . . WWWW.. . §63.1(a)(1 ) Genera l

applicabilit yo f the genera l provision s Ye s Additiona l term s define d i nsubpar t WWWW ; whe n overlap betwee nsubpart s Aan d WWWWo f thi s part , subpar t WWWWtake s precedence . §63.1(a)(2 ) through(4 ) Genera l

applicabilit yo f the genera l provision s Ye s
§63.1(a)(5 )

„.„„...„.„.„..__ . through(7 ) Reserve d

Genera l applicabilit yo f the genera l provision s N o Ye s
§63.1(a)(8 ) Genera l Ye s

applicabilit yo f the genera l provision s §63.1(a)(9 ) Reserve d N o

### 18 4 P.8 7

§63.1(a)(10 ) through(14 )

§63.1(c)(1 ) Genera l

applicabilit yo f the genera l provision s Ye s

§6 3 §6 3 §6 3 K b ) (1 ) K b ) (2 ) K b ) (3 ) Initia l

applicabilit y determinatio n' Titl e V operating permi t requiremen t Record o f the applicabilit y determinatio n Ye s

Ye s

Ye s Subpar t WWW Wclarifie s the applicabilit yi n §§63.578 0 an

d 63.5785 . Al l majo r affecte d source s ar e require dt o obtai na titl e V

permit . Applicabilit yo f thi s par t afte r a relevan t standard ha s bee nse t unde r thi s par t Ye s Subpar t WWW Wclarifie s the applicabilit yo f eac hparagrapho f subpar t At o source s subjec t t o subpar t WWWW . §63.1(c)(2 ) Titl e V operating Ye s permi t requiremen t Al l majo r affecte d source s ar e require dt o obtai na titl e V operating permit . Are a source s ar e no t subjec t t o subpar t WWWW . §63.1(c)(3 )

„.„„.....„„.„...„.„.. . Reserve d N o

Requirement s fo r anexisting sourc e tha t obtain s an extensio no f complianc e Ye s

§63.1(c)(5 ) Notificatio n

requirement s fo r anare a sourc e tha t increase s HAP emission s t o majo r sourc e level s Ye s

§63.1(d ) §63.1(e ) Reserve d N o

Applicabilit yo f Ye s permi t progra

m befor e a relevan t standard ha s bee n se t unde r thi s par t Definition s Ye s §63. 2 Subpar t WWWWdefine s term s i n§63.5935 . Whe n overlap betwee nsubpart s Aan d WWWWoccurs , yo u mus t compl ywit hthe subpar t WWW

W definitions , whic htak e precedenc e ove r the subpar t Adefinitions . §63. 3 Unit s an d abbreviation s Ye s Othe r unit s an d abbreviation s use d i n subpar t WWW

War e define d i nsubpar t WWWW .

### 18 5 P.8 8

§63. 4 Prohibite d activitie s an d circumventio n Ye s §63.4(a)(4 ) i s reserve d an d doe s no t apply . §63.5(a)(1 ) throug h(2 ) Applicabilit yo f constructio nan d reconstructio n Ye s Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW . §63.5(b)(1 ) Relevan t standard s fo r ne wsource s upo nconstructio n Ye s Existin g facilitie s d o not becom e reconstructe d unde r subpar t WWWW . §63.5(b)(2 ) §63.5(b)(3 ) Reserve d N o Ye s Ne wconstruction / reconstructio n Existin g facilitie s d o not becom e reconstructe d unde r subpar t WWWW . §63.5(b)(4 ) Construction / reconstructio n notificatio n Ye s Existin g facilitie s d o not becom e reconstructe d unde r subpar t WWWW . §63.5(b)(5 ) Construction / reconstructio n complianc e Ye s Existin g facilitie s d o not becom e reconstructe d unde r subpar t WWWW . §63.5(b)(6 ) Equipmen t additio nYe s o r proces s chang e Existin g facilitie s d o not becom e reconstructe d unde r subpar t WWWW . §63.5(c ) §63.5(d)(1 ) Reserve d N o Ye s

§63.5(f)(1 ) throug h(2 ) Genera l applicatio nfo r approva l o f constructio no r reconstructio n

Approva l o f constructio no r reconstructio n base d o nprio r Stat e preconstructio n revie w Ye s Existin g facilitie s d o not becom e reconstructe d unde r subpar t WWWW . §63.5(d)(2 ) §63.5(d)(3 ) §63.5(d)(4 ) §63.5(e)(1 ) through(5 ) Applicatio nfo r

approva l o f constructio n Applicatio nfo r approva l o f reconstructio n Additiona l informatio n Approva l o f constructio no r reconstructio n Ye s

N o

Ye s Ye s

§63.6(a)(1 ) Applicabilit yo f complianc e wit h standard s an d maintenanc e requirement s Ye s18 6 P.8 9

§63.6(a)(2 ) Applicabilit yo f

are a source s tha t increas e emission s t o become majo r source s Ye s

§63.6(b)(1 ) through(2 ) Complianc e date s

fo r ne wan

d reconstructe d source s Ye s Subpar t WWW Wclarifie s complianc e date s i n §63.5800 . §63.6(b)(3 ) Complianc e date s Ye s through(5 ) fo r are a source s

tha t become majo r source s Reserve d No Subpar t WWWWclarifie s complianc e date s i n §63.5800 . §63.6(b)(6 ) §63".'6(b)"(T) " Complianc e date s

fo r ne wsource s resulting fro

mne w unaffecte d are a source s becoming subjec t t o standard s Ye s Subpar t WWWWclarifie s complianc e date s i n §63.5800 .

§63.6(c)(1 ) Complianc e date s Ye s through(2 ) fo r existing

source s Reserve d N o Subpar t WWWWclarifie s complianc e date s i n §63.5800 . §63.6(c)(3 ) through(4 )

„..„„...„„..„....„„.. . Ye s

Complianc e date s fo r existing are a source s tha t become majo r Reserve d No Subpar t WWWWclarifie s complianc e date s i n §63.5800 . §63.6(d ) §63""6"(e)"("r r through(2 ) Operatio n&

maintenanc e requirement s Ye s §63.6(e)(3 ) Startup , shutdown , Ye s

and malfunctio n pla nan d recordkeeping Subpar t WWWWrequire s a startup , shutdown , and malfunctio npla nonl y fo r source s using add-o n control s §63.6(f)(1 ) Complianc e excep t N o

during period s o f startup , shutdown , and malfunctio n Subpar t WWWWrequire s complianc e during period s o f startup , shutdown , an

d malfunction , excep t startup , shutdown , and malfunction s fo r source s using add-o ncontrol s §63.6(f ) (23 ) Method s fo r

determining complianc e Ye s §63.6(g)(1 ) through(3 ) Alternativ e

standard Ye sP.9 0



### 18 7 §63.6(h )

§63.6(i)(1 ) throug h(14 ) §63.6(i ) (15 ) §63.6(i)(16 ) §63.6(j )

§63.7(a)(1 )

§63.7(a)(2 ) §63.7(a)(3 ) §63.7(b)(1 ) §63.7(b)(2 ) Opacit yan d visibl e emissio n Standard s Complianc e extension s Reserve d Complianc e extension s Presidentia l complianc e exemptio n Applicabilit yo f performanc e testin g requirement s Performanc e tes t date s Sectio n11 4 authorit y Notificatio no f performanc e tes t Notificatio no f reschedule d performanc e tes t N o

Ye s N o Ye s Ye s

Ye s

N o

Ye s Ye s Ye s Subpar t WWW Wdoe s no t

contai nopacit yo r visibl e emissio n standards .

Subpart WWW Winitia l complianc e requirement s ar e i n§63.5840 .

§63.7(c ) Qualit yassuranc e Ye s

program , including tes t plan Excep t tha t the tes t pla nmus t b e submitte d wit hthe notificatio no f the performanc e test . §63.7(d ) Performanc e Ye s

testing facilitie s §63.7(e)(1 ) through(4 ) Condition s fo r

conducting . performanc e test s Ye s Performanc e tes t requirement s ar e containe d i n§63.5850 . Additiona l requirement s fo r conducting performanc e test s fo r continuou s lamination/casting ar e include d i n§63.5865 . §63.7(f )

_..„.„„... . Us e o f alternative

tes t metho d Ye s Performanc e tes t dat a analysis , recordkeeping , an

d reporting Ye s
§63.7(h ) Waive r o f Ye s

performanc e test s §63.8(a)(1 ) Applicabilit yo f Ye s through(2 ) monitoring

requirement s18 8 P.9 1

§63.8(a)(3 ) §63"'8(aj"("4") " Reserve d No Monitorin g requirement s whe n usin g flare s Ye s §63.8(b)(1 ) Conduct o f monitorin g exception s Ye s §63.8(b)(2 ) Multipl e effluent s Ye s throug h(3 ) an d multipl e monitorin g system s §63.8(c ) (1 ) (i ) Ensur e immediat e repai r o r replacement o f CM S part s t o correct "routine " o r otherwis e predictabl e malfunction s Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit .
§63.8(c)(1)(ii ) Report CM S malfunction s tha t ar e not addresse d b yth e startup , shutdown , an d malfunctio npla n Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.8(c)(1 ) (iii ) Complianc e wit h

CM S operatio nan d maintenanc e requirement s Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.8(c)(2 ) throug h(3 ) Monitorin g syste m installatio n Ye s Thi s sectio napplie s i f yo u elect t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.8(c)(4 ) CM S requirement s Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.8(c)(5 ) COM S minimu m procedure s N o Subpar t WWW Wdoe s not contai nopacit y standard s §63.8(c)(6 ) throug h(8 ) CM S calibratio n an d period s CM S i s ou t o f contro l Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.8(d ) CM S qualit y contro l program , includin g curren t tes t pla nan d al l previou s version s Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit .

### 18 9 P.9 2

§63.8(e)(1 ) Performanc e Ye s

evaluatio no f CM S Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.8(e)(2 ) Notificatio no f

performanc e evaluatio n Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit hanemissio nlimit . §63.8(e)(3 ) through(4 )

§63.8(e)(5)(i ) CM S requirements / Ye s

alternative s Reporting Ye s performanc e evaluatio nresult s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit hanemissio nlimit . Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit hanemissio nlimit . §63.8(e)(5 ) (ii ) Result s o f COM S

performanc e evaluatio n No Subpar t WWWWdoe s no t contai nopacit y standards . §63.8(f)(1 ) through(3 ) Us e o f an

alternativ e monitoring metho d Ye s
§63.8(f)(4 ) Reques t t o us e an

alternativ e monitoring metho d Ye s §63.8(f)(5 ) Approva l o f

reques t t o us e an alternativ e monitoring metho d Ye s
§63.8(f)(6 ) Reques t fo r

alternativ e t o relativ e accurac y tes t an d associate d record s Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit hanemissio nlimit . §63.8(g)(1 ) through(5 ) Dat a reductio n Ye s §63.9(a)(1 ) through(4 ) Notificatio n

requirement s and genera l informatio n Ye s
§63.9(b)(1 ) Initia l

notificatio n applicabilit y Ye s §63.9(b ) (2) . Notificatio nfo r

affecte d sourc e wit hinitia l startu p befor e effectiv e dat e o f standard Ye sP.9 3

19 0 §63.9(b)(3 ) Notificatio ntha t

subjec t t o the rul e fo r newo r reconstructe d affecte d sourc e wit hinitia l startu p afte r effectiv e dat e an

d fo r whic han applicatio nfo r approva l o f constructio no r reconstructio ni s no t require d Ye s

§63.9(b)(4 ) (i ) through (iii ) Notificatio nfo r a Ye s

ne wo r reconstructe d majo r affecte d sourc e wit h initia l startu

p afte r effective dat e fo r whic han applicatio nfo r approva l o f constructio no r reconstructio ni s require d §63.9(b)(4)(iv ) Reserve d N o §63.9(b)(4)(v ) Notificatio nfo r a Ye s

ne wo r reconstructe d majo r affecte d sourc e wit h initia l startu

p afte r effective dat e fo r whic han applicatio nfo r approva l o f constructio no r reconstructio ni s require d Existing facilitie s d o no t become reconstructe d unde r subpar t WWWW .

§63.9(b)(5 ) Afte r effective

dat e o f standard , notificatio no f intende d constructio no r reconstructio n Ye s Existing facilitie s d o no t become reconstructe d unde r subpar t WWWW . §63.9(c ) Reques t fo r

complianc e extensio n Ye s §63.9(d ) Notificatio no f Ye s

specia l complianc e requirement s fo r ne wsourc e §63.9(e ) Notificatio no f

performanc e tes t Ye s

### 19 1 P.9 4

§63.9(f ) Notificatio no f opacit yan d visibl e emission s observation s N o Subpar t WWW Wdoe s not contai nopacit yo r visibl e emissio n standards . §63.9(g)(1 ) Additiona l notificatio n requirement s fo r source s usin g CM S Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.9(g)(2 ) Notificatio no f complianc e wit h opacit yemissio n standar d N o Subpar t WWW Wdoe s no t contai nopacit yemissio n standards . §63.9(g)(3 ) Notificatio ntha t criterio nt o continu e us e o f alternativ e t o relativ e accurac y testin g ha s bee n exceede d Ye s

§63.10(b)(2 ) (vi ) throug h (xi ) CM S record s Ye s Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.9(h)(1 ) throug h(3 ) §63.9(h)(4 ) §63.9(h)(5 ) throug h(6 ) §63.9(i ) §63.9(j ) §63.10(a ) (1 ) throug h §63.10(b)(1 ) §63.10(b)(2 ) (i ) throug h (7 )

(v ) Notificatio no f complianc e statu s Reserve d Notificatio no f complianc e statu s Adjustmen t o f submitta l deadline s Chang e i n informatio n provide d Applicabilit yo f recordkeepin g an d reportin g Record s retentio n Record s relate d t o startup , shutdown , an d malfunctio n Ye s N o Ye s

Ye s

Ye s

Ye s

Ye s Ye s Onl yapplie s t o

facilitie s tha t us e a n add-o ncontro l device . Thi s sectio napplie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.10(b)(2 ) (xii ) Recor d o f waive r

o f recordkeepin g an d reportin g Ye s §63.10(b)(2 ) (xiii ) Recor d fo r

alternativ e t o th e relativ e accurac y tes t Ye s19 2 P.9 5

§63.10(b ) (2)(xiv ) Record s supportin g Ye s initia l notificatio nan d notificatio no f complianc e statu s §63.10(b)(3 ) Record s fo r applicabilit y determination s Ye s §63.10(c)(1 ) CM S record s Ye s Thi s sectio napplie s i f yo uelec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.10(c ) (2 ) throug h(4 ) Reserve d N o Ye s §63.10(c ) CM S record s (5 ) throug h(8 ) Thi s sectio napplie s i f yo uelec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha nemissio nlimit . §63.10(c)(9 ) §63"l0(d)"(ij ' Reserve d N o Ye s Genera l reportin g requirement s §63.10(d)(2 ) Repor t o f performanc e tes t result s Ye s §63.10(d)(3 ) Reportin g result s N o o f opacit yo r visibl e emissio n observation s Subpar t WWW Wdoe s no t contai nopacit yo r visibl e emissio n standards . §63.10(d)(4 ) Progres s report s a s par t o f extensio no f complianc e Ye s

§63.10(d)(5 ) Startup , shutdown , Ye s an dmalfunctio n report s Onl yapplie s i f yo u us e a nadd-o ncontro l device . §63.10(e ) Additiona l (1 ) throug h(3 ) reportin g

requirement s fo r CMS . Ye s Thi s sectio napplie s i f yo uhav e a nadd-o n contro l devic e an delec t t o us e a CE Mt o demonstrat e continuou s complianc e with , a n emissio nlimit . §6 3 §6 3 §6 3 10(e)(4 ) 10(f )
1 1 Reportin g COM S

dat a Waive r fo r recordkeepin g o r reportin g Contro l devic e requirement s N o
Ye s
Ye s Subpar t WWW Wdoe s no t

contai nopacit y standards .

Onl yapplie s i f yo u elec t t o us e a flar e a s a contro l device .P.9 6



### 19 3 §63.1 2 Stat e authorit yYe s

an d delegation s §63.1 3 Addresse s o f Stat e Ye s

ai r pollutio n contro l agencie s an d EPARegiona l Office s §63.1 4 Incorporation s b yYe s referenc e §63.1 5 Availabilit yo f Ye s

informatio nan

d confidentialit y