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

Reinforce dPlasti c Composite s Productio n AGENCY : Environmenta l Protectio n Agenc y(EPA) . ACTION : Propose d rule . SUMMARY : Thi s actio n propose s nationa l emissio nstandard s fo r hazardou s ai r pollutant s (NESHAP ) fo r ne wan d existin g reinforce d plasti c composite s productio nfacilities . Th e propose d standard s regulat e productio nan d ancillary

processe s use d t o manufactur e product s wit hthermose t resin s an d ge l coats . Reinforce d plasti 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 d methylen 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 n carcinogen . Thes e propose d standard s wil l implemen t sectio n 112(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 machievabl e contro l technolog y(MACT) . W eP. 4

Industry

Federa l Governmen t 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 d plasti c composite s productio nfacilitie s tha t manufactur e and/o r repai r intermediat e and/o r fina l product s using HAP containing thermose t resin s an d ge l coats .

Federall yowne d facilitie s tha t manufactur e and/o r repai r intermediat e and/o r fina l product s using HAP containing thermose t resin s an d ge l coats . Thi s tabl e i s no t intende d t o b e exhaustive , bu t rathe r provide s a guid e fo r reader s regarding entitie s likel yt o b e regulate d bythi s action . T o determin e whethe r you r facilit yi s regulate d b ythi s action , yo u shoul d examin e th e applicabilit ycriteri a i n§63.578 5 o f th e propose d rule . I f yo u hav e an

yquestion s regarding the applicabilit yo f thi s actio n t o a particula r entity , consul t th e perso nliste d i n th e preceding FORFURTHE RINFORMATIONCONTAC T section . Outline . Th e informatio npresente d i nthi s preambl e i sP. 5

organize d a s follows : I . Introductio n A . Wha t i s the sourc e o f authorit yfo r developmen t o f NESHAP ? B . Wha t criteri a ar e use d i n th e developmen t o f NESHAP ? C . Wha t ar e th e potentia l healt heffect s o f the HAP emitte d b ythe reinforce d plasti c composite s productio nindustry ? D . Ho wwer e the propose d NESHAP developed ? E . Wha t processe s an d operation s ar e include d i nthe Reinforce d Plastic s Composite s Productio nsourc e category ? II . Summaryo f Propose d NESHAP A . Wha t sourc e categorie s an d subcategorie s ar e affecte d b y thi s propose d rule ? B . Wha t ar e the primarysource s o f HAP emission s an d wha t ar e th e emissions ? C . Wha t i s the affecte d source ? D . Wha t ar e the emissio n limits , operating limits , an d othe r standards ? E . Wha t i s th e MAC T mode l poin t valu e an d ho wi s i t use d i n thes e propose d NESHAP ? F . Whe n mus t I compl ywit hthes e propose d NESHAP ? G . Wha t ar e m

yoption s fo r demonstrating compliance ? H . Wha t ar e the testing an d initia l complianc e requirements ? I . Wha t ar e the continuou s complianc e requirements ? J . Wha t ar e the notification , recordkeeping an d reporting requirements ? III . Rational e fo r Propose d NESHA P A . Ho wdi d w e determin e the sourc e categoryt o regulate ? B . Wha t pollutant s ar e regulate d unde r thes e propose d NESHAP ? C . Wha t i s the "affecte d source " an d ho wdi d EPAselec t the operation s t o b e regulate d b ythes e propose d NESHAP ? D . Wha t i s a ne waffecte d source ? E . Ho wdi d w e determin e the MAC T floo r fo r existing 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 mor e stringen t thanthe MAC T floor ? H . Wh yar e some reinforce d plasti c composite s productio n operation s no t subjec t t o thes e propose d NESHAP ? I . Ho wdi d w e selec t the for mo f thes e propose d NESHAP ? J . Ho wdi d w e selec t the tes t method s fo r determining complianc e wit hthe propose d NESHAP ? K . Ho wdi d w e determin e the monitoring an d recordkeeping requirements ? L . Ho wdi d w e selec t the notificatio nan d reporting requirements ? IV . Summaryo f Environmental , Energy , an d Economi c Impact s A . Wha t facilitie s ar e affecte d byth e propose d NESHAP ? B . Wha t ar e the ai r qualit yimpacts ?P. 6

8 C . Wha t ar e th e wate r qualit yimpacts ? D . Wha t ar e th e soli d an d hazardou 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 n Standard s fo r Close d Ven t Systems , Contro l Devices , Recover yDevices , an d Routin 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 d Revie w B . Paperwor k Reductio nAc t C . Executiv e Orde r 13132 , Federalis m D . Executiv e Orde r 13084 , Consultatio nan d Coordinatio 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 d b 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 . G . Nationa l Technolog yTransfe r an d Advancemen t Ac t H . Executiv e Orde r 13045 , Protectio no f Childre nfro m Environmenta l Healt hRisk s an d Safet 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 n 11 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 d are a source s o f HA P an d t o establis hNESHA P fo r th e liste d sourc 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 d o 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 o emi t greate r tha n1 0 tp yo f anyon e HA P o r 2 5 tp yo f any combinatio no f HAP .P. 7

9 B . Wha t criteri a ar e used i nthe developmen t o f NESHAP ? Th e CA Arequire s NESHAP t o reflec t the maximu mdegre e o f reductio n i nemission s o f HAP tha t i s achievable . Thi s leve l o f contro l i s commonl yreferre d t o a s the MACT . The MAC T floo r i s the minimu mcontro l leve l allowe d fo r NESHAP . Thi s concep t appear s i n sectio n 112(d)(3 ) o f the CAA . Fo r newsources , the MAC T floo r canno t b e les s * stringen t thanthe emissio n contro l tha t i s achieve d i n practic e b

ythe best-controlle d simila r source . Th e MAC T standard s fo r existing source s canb e les s stringen t than standard s fo r newsources , bu t theycanno t b e les s stringen t than the averag e emissio nlimitatio nachieve d b ythe best

performing 1 2 percen t o f existing source s i nthe categoryo r subcategory(o

r the best-performing 5 source s fo r categorie s o r subcategorie s wit hfewe r than3 0 sources) . I n developing MACT , we als o conside r contro l option s tha t ar e mor e stringen t than the floor . W e mayestablis h standard s mor e stringen t than the floo r base d onthe consideratio no f cos t o f achieving the emission s reductions , an ynonai r qualit yhealt han d environmenta l impacts , an d energ yrequirements . C . Wha t ar e th e potentia l healt heffect s o f the HAP emitte d b ythe reinforce d plasti c composite s productio n industry ? Today' s propose d NESHAP protec t ai r qualit yan d promot e th e publi c healt hb yreducing emission s o f some o f the HAPP. 8

1 0 liste d i n sectio n 112(b)(1 ) o f th e CAA . Th e HAP emitte d b

ythe reinforce d plasti c composite s productio n industryinclude , bu t ar e no t limite d to , styrene , methy l methacrylate , and methylen e chloride . Exposur e t o thes e compound s ha s bee ndemonstrate d t o caus e advers e healt heffects , including chroni c healt hdisorder s (e.g. , headache , fatigue , an d depression ) and acut e healt h disorder s (e.g. , irritatio n o f skin , eyes , an d mucou s membrane s an

d decrease d respiratoryfunction) . Methylen e chlorid e ha s bee n classifie 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 than thos e typicall yi nthe ambien t air . W e d o no t have the typ e o f curren t detaile d dat a o n eac ho f the operation s covere d bytoday' s propose d NESHAP (an d the peopl e living around th e operations ) necessaryt o conduc t a n analysi s t o determin e the actua l populatio n exposure s t o the HAP emitte d fromthes e facilitie s an d the potentia l fo r resultan t healt heffects . Therefore , w e d o no t kno wthe exten t t o whic hth e advers e healt heffect s describe d abov e occu r i nthe population s surrounding thes e operations . However , t o the exten t th e advers e effect s d o occur , the propose d rul e wil l reduc e emission s and subsequen t exposures . 1 . Styren e Acut e (short-term ) exposur e t o styren e i nhuman sP. 9

1 1 result s i n mucou s membran e an d eye irritatio n an d 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 , an

d 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 han increase d frequencyo f spontaneou s abortion s an d decrease d frequenc yo f birth s an d anincrease d ris k o f leukemi a an d lymphoma . Th e EPAconsider s thi s evidenc e t o b e inconclusive . Th e Internationa l Agenc yfo r Researc ho n Cance r ha s classifie d styren e a s a Grou p 2B , possibl e huma n carcinogen . 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 , an d 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 , an d reduce d lung function . Neurologica l symptom s including headache , lethargy , lightheadedness , an d a sensatio n o f heavines s i nthe 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 the 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 n reporte d i n animal s expose d t o MM Ab yinjectio n and inhalation . I nP.1 0

1 2 severa l anima l studies , n o carcinogeni c effect s wer e observed . Th e EPAha s classifie d MM Ai nGrou

p E (no t likel y t o b e carcinogeni c i n humans) . 3 . Methylen e Chlorid e Acut e (short-term ) exposur e t o methylen e chlorid e b y inhalatio n affect s the nervou s system , causing decrease d visual , auditory , an d moto 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 the CN S i s a potentia l targe t i nbot hhuman s an d animals . Limite d anima l studie s hav e reporte d developmenta l effects . Huma n dat a ar e inconclusive regarding methylen e chlorid e an d cancer . Anima l studie s hav e show nincrease s i nlive r an d lung cance r an

d benignmammarygland tumor s following the inhalatio n o f methylen e chloride . Th e EP Aha s classifie d methylen e chlorid e a s a Grou p B2 , probabl e huma n carcinogen . D . Ho wwer e th e propose d NESHAP developed ? W e starte d the developmen t o f th e propose d NESHA P b y sending informatio n collectio nreques t (ICR ) survey s t o facilitie s wit happlicabl e standar d industrie s classificatio n (SIC ) codes . I n additio nt o thes e surveys , w e consulte d wit hnumerou s member s o f th e reinforce d plasti c composite s industry , representative s o f industrytrad e associations , an

d materia l an

d equipmen t vendor s i n developing th e propose d NESHAP . W e hel d a serie s o f approximatel y3 5 meeting s an dP.1 1

1 3 visite d approximatel y2 5 facilitie s ove r a perio d o f 8 years . Thes e meeting s an d sit e visit s wer e hel d t o keep stakeholder s informe d an d t o gathe r additiona l dat a an d informatio n o n issue s relevan t t o th e propose d NESHAP . Th e stakeholder s helpe d i ndat a gathering , arrange d sit e visits , identifie d issue s an d provide d informatio n t o hel p resolv e issue s i n the rulemaking process . W e identifie d the MAC T floo r contro l leve l wit h informatio n obtaine d throughsurveyresponses , sit e visits , telephon e contacts , an d operating permits . W e assesse d contro l option s mor e stringen t than th e MAC T floo r b y identifying th e level(s ) an d method(s ) o f contro l achieve d b ythe bes t controlle d source s i nthe industryan d conducting analyse s designe d t o determin e the cost , economic , energy , an d environmenta l impact s o f implementing the mor e stringen t contro l options . E . Wha t processe s an d operation s ar e include d i nthe Reinforce d Plasti c Composite s Productio nsourc e category ? Th e Reinforce d Plasti c Composite s Productio nsourc e categoryinvolve s th e productio n o f plasti c product s fro m cross-linking resins , usuall yi ncombinatio nwit h reinforcing material s an d inorgani c fillers . Th e productio n o f product s tha t d o no t contai nreinforcing material s i s als o include d i n thi s category , a s wel l a s th e productio n o f intermediat e compound s whic har e late r use d t o mak e th e fina l plasti c products . Thi s sourc e categoryi s limite d t oP.1 2

1 4 thos e resin s whic hcontai n styrene , eithe r b yitsel f o r wit h a combinatio n o 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-containing resin s t o mak e thermose t plastics . Suc h productio noperation s includ e manua l resi napplication , mechanica l resi n application , 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 molding compound (SMC ) manufacturing . Ther e ar e als o ancillaryoperation s suc ha s cleaning , mixing/bul k molding compoun

d (BMC ) manufacturing , an d storag e tha t occu r i nconjunctio n wit hthes e productio noperations . Many facilitie s wil l us e multipl e operation s i n the manufacturing o f thei r product . II . Summar

y of ProposedNESHA P Thi s preambl e sectio n discusse s the propose d NESHA P a s the yappl yt o you , th e owne r o r operato r o f a ne wo r existing reinforce d plasti c composite s productio nfacility . A . Wha t sourc e categorie s an d subcategorie s ar e affecte d b y thi s propose d rule ? Today' s propose d rul e applie s t o the Reinforce d Plastic s Composite s Productio n sourc e category . W e evaluate d th e us e o f subcategorie s base d o nsiz e (i.e. , tpy o f HA P emitted) . Thes e subcategorie s playe d a n importan t rol e i n defining th e ne wsourc e MAC T floors . However , w eP.1 3

1 5 had n o reaso n t o believ e tha t the existing sourc e MAC T floor s wer e size-dependent ; tha t is , w e di d no t observ e an y differenc e i n the dat a fro mlarger-emitting versu s smaller

emitting sources . Thus , w e di d no t g o througha separat e analysi s fo r eac hsubcategoryo f existing sources . B . Wha t ar e th e primarysource s o f HAP emission s an d wha t ar e th e emissions ? Th e primarysourc e o f HAP emission s fro mth e Reinforce d Plasti c Composite s Productio n sourc e categoryi s th e evaporatio n o f styren e an d othe r organi c liqui d HAP containe d i nthe resi nduring th e applicatio nand/o r curing o f the resin . Sinc e styren e participate s i n the curing reaction , no t al l o f i t i s emitted . Th e HAP emission s als o occu r during ancillaryoperation s suc ha s cleaning , mixing/BMC manufacturing , an d storage . Tota l baselin e HAP emission s fromth e Reinforce d Plasti c Composite s Productio n sourc e categoryar e approximatel y22,20 0 tpy . Emission s fromspraylay-u p an d ge l coating constitut e approximatel y5 6 percen t an d 1 9 percen t of,th e tota l baselin e emissions , respectively . Th e remaining HAP emission s ar e primaril yfromhand lay

up/bucke t an

d too l application , compressio n molding/injectio n molding , filamen t winding , SM C manufacturing , an

d centrifuga l casting . C . Wha t i s th e affecte d source ? Th e affecte d sourc e i s the combinatio no f al lP.1 4

1 6 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 yperforme d a t reinforce d plasti c composite s productio n facilitie s an d ar e par t o f th e 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 , an d storag e o f HAP containing materials . D . Wha t ar e the emissio nlimits , operating limits , an d othe r standards ? W e ar e proposing the requirement s o f thes e NESHAP i n the for mo f emissio n limit s (i.e. , poin t value , mas s rate , o r percen t reduction) , operating limits , an d wor k practic e standards . Wor k practic e standard s includ e design , equipment , wor k practices , an d operationa l standards . I n developing propose d requirement s fo r reinforce d plasti c composite s affecte d sources , w e hav e provide d a n alternativ e forma t wher e possible . Fo r example , a facilit y meeting a 9 5 percen t emissio n reductio nrequiremen t fo r ope n molding processe s ca n alternativel ymee t a poin t value . W e hav e als o provide d alternative s fo r meeting th e limit s fo r continuou s laminatio n an d continuou s casting processes . W e ar e proposing a threshol d fo r existing source s t o distinguis hbetwee n source s tha t woul d mee t th e floo r requirements , tha t ar e generall ybase d o npollutio nP.1 5

1 7 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 d o n 9 5 percen t contro l o f HAP emissions . Fo r smal l businesses , th e threshol d i s 25 0 tp yo f combine d HAP emission s fo r ope n molding , centrifuga l casting , continuou s lamination/casting , pultrusion , an

d SMC manufacturing . Th e definitio n o f a smal l busines s fo r thi s sourc e categoryrange s from50 0 t o 100 0 employees . Mor e specifi c informatio no nthe definitio n o f a smal l busines s mayb e foun d i n the discussio no f the RegulatoryFlexibilit yAc t i nthe 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 d i s combine d emission s o f HAP o f 10 0 tpyfro m th e same operations . Fo r al l ope n molding operation s (i.e. , corrosion

resistant , noncorrosion-resistant , tooling , an d ge l coat ) an d centrifuga l casting (corrosion-resistan t an d noncorrosion-resistant ) a t existing source s belo wth e threshold , an

d ne wsource s wit hHAP emission s les s tha n10 0 ^PY / y° umus 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 nmolding an d 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 , an d existing source s wit hHA P emission s equa l t o o r greate r tha n th e applicabl e threshold s (i.e. , 10 0 tp

yfo r larg e businesse s an d 25 0 tp

yfo r smal lP.1 6

1 8 businesses) , we ar e proposing t o requir e owner s an d operator s t o reduc e emission s b y9 5 percen t fromthes e operation s o r compl ywit ha corresponding HAP emissio n limi t calculate d using the MAC T mode l poin t valu e equations . W e ar e proposing t o requir e owner s an d operator s o f continuou s lamination/continuou s casting operation s a t existing source s belo wth e above-the-floo r applicabilit y thresholds , an

d ne wsource s wit hHAP emission s les s tha n10 0 tpy , t o reduc e emission s b y5 8 percent . Othe r ne wan d existing source s mus t reduc e emission s b y9 5 percent . W e ar e proposing t o requir e owner s an d operator s o f pultrusio n operation s a t existing source s belo wth e above

the-floo r thresholds , an d ne wsource s wit hHAP emission s les s tha n 10 0 tpy , t o reduc e emission s b y6 0 percent . Thi s reductio ni s base d o n applying a we t enclosur e o r usin g direc t di e injectio nt o limi t emissions . 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 a t bot hne wan

d existing source s using injection/compressio n moldin g operation s t o reduc e HAP emission s throughth e 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 molding compound operation s a t existing source s belo w th e above-the-floo r thresholds , an d ne wsource s wit hHA PP.1 7

1 9 emission s les s tha n 10 0 tpy , t o reduc e emission s b yusing a nylo n film , o r fil mwit 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 b y9 5 percent . W e ar e proposing t o requir e owner s an d 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 an d operator s o f resi n mixing an

d bul k molding compound operation s a t existing source s belo wthe above-the-floo r applicabilit y thresholds , an

d ne wsource s wit hHAP emission s les s tha n10 0 tpy , t o limi t HAP emission s b ycovering mixer s suc htha t ther e ar e n o visibl e gaps . Fo r othe r ne wan d existing sources , w e ar e proposing t o requir e tha t yo u reduc e emission s fro

mmixing an

d BM C manufacturing by9 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 n alternative , base d o n pollutio n prevention , tha t woul d b e mor e effectiv e tha nth e requirement s o f th e MAC T floo r fo r existing sources . However , w e wer e unabl e t o develo p a n acceptabl e alternativ e t o includ e i nthe propose d standard s tha t meet s the statutoryrequirement s o f MACT . W e ar e soliciting commen t o na possibl e alternative . W e ar e proposing t o requir e al l owner s and operator s a t an yexisting o r ne waffecte d sourc e t o keep al l organi c HAP
containing storag e vessel s covered , excep t during theP.1 8

2 0 additio n o r remova l o f materials . E . Wha t i s the MAC T mode l poin t valu e an d howi 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 d fo r eac hope n molding operatio n an d centrifuga l casting operatio n an

d i s a surrogat e fo r emissions . Th e MAC T mode l poin t valu e i s a wayt o rank the relativ e performanc e o f differen t resi n an

d ge l coa t emission s reductio ntechniques . Thi s approac hallow s yo u t o creat e contro l strategie s using differen t resi n an

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 n HAP conten t and applicatio n metho d fo r eac hmateria l tha t yo u use . Thes e MAC T mode l poin t value s ar e the n average d an d compare d t o limit s i nth e propose d standard s t o determin e i f you r ope nmolding operation s ar e i n compliance . 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 n o f resi n o r ge l coa t applied . I t i s importan t t o not e tha t th e MAC T mode l poin t value s ar e surrogate s fo r emissions , an

d the MAC T mode l poin t valu e equation s ar e use d onl yfo r determining complianc e wit hth e propose d Reinforce d Plasti c Composite s Productio n NESHAP . Th e MAC T mode l poin t valu e equation s canno t b e use d i n plac 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 HAP conten t an

d applicatio n method . Othe r factor sP.1 9

2 1 (includin

g curing time , par t thickness , an d operato r technique ) als o affec t emissions , and thes e factor s ar e no t accounte d fo r i n the MAC T mode l poin t valu e equations . Determining th e HAP conten t o f material s an d th e metho d o f applicatio ni s relativel ysimple , an d thes e factor s ar e the mos t significan t i n affecting emissions . I t i s muc hmor e difficul t t o determin e the effect s o f othe r factor s o n emissions . Fo r thi s reason , othe r factor s ar e no t include d i nthe MAC T mode l poin t valu e equations . Mor e informatio n o nthe developmen t o f thi s mode l i s availabl e i nthe docket . F . Whe n mus t I compl ywit hthes e propose d NESHAP ? Existing reinforce d plasti c composite s productio n operation s mus t compl ywithi n3 year s o f the dat e th e promulgate d NESHAP ar e publishe d i n the Federa l Register . Ne waffecte d source s tha t startu p befor e the promulgate d NESHAP ar e publishe d i n the 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 the same a s the publicatio n date . Ne waffecte d source s tha t startu p afte r th e promulgate d NESHAP ar e publishe d i nth e Federa l Registe r mus t compl yupo n startup . Existing 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 theybecome a majo r sourc e o f HA P mus t b e i n complianc e withi n 3 year s o f the dat e theybecome a majo r source . Ne ware a source s tha t become majo r source s o f HAP mus t compl yupo n becoming a majo r source . W e ar e proposing t o provid e ne wan d existing facilitie sP.2 0

2 2 3 year s t o compl yfromthe time thei r HAP emission s reac ho r excee d the applicabilit ythreshold s requiring the installatio n o 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 providing 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 you r initia l complianc e dat e woul d requir e the same amoun t o f time a s fo r existing source s tha t mus t instal l add-o n control s withi n3 year s o f th e effective dat e o f the NESHAP . G . Wha t ar e m

yoption s fo r demonstrating compliance ? Today' s propose d NESHAP provid e severa l option s fo r compliance . W e ar e providing thes e option s t o affor d industrythe flexibilit yt o decid e whic hmetho d i s bes t suite d fo r eac hparticula r situation . 1 . Ope n Molding an d Centrifuga l Casting Operation s Fo r ope nmolding operation s a t existing an d ne w sources , yo u maychoos e t o compl yb ymeeting the individua l MAC T poin t valu e fo r eac hoperatio n a t you r affecte d source , o r b ymeeting the weighte d averag e MAC T poin t valu e fo r al l ope n molding operation s a t you r affecte d source . I n addition , 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 operation s a t you r affecte d source , yo u maycompl ybymeeting the MAC T poin t valu e fo r an yon e o f thes e operation s an d b yusing th e same resi nfo r al l th eP.2 1

2 3 othe r operations . Fo r ope nmoldin g an d centrifuga l castin g operation s wher e yo u ar e require d t o mee t a percen t reduction , yo u ma y us e a nadd-o n contro 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 existin g an d ne wsources , yo u ma ychoos e t o demonstrat e tha t eac hcontinuou s castin g lin e an d eac hcontinuou s laminatio n lin e meet s th e appropriat e standard . Alternatively , yo u ma y averag e al l you r continuou s castin g an d continuou s laminatio nline s together , an d demonstrat e tha t the ymee t th e appropriat e standard . A nadditiona l alternativ e i s t o captur e you r emission s fro myou r wet-ou t are a i na permanen t tota l enclosur e tha t meet s EPA' s criteria , a s specifie d i n Metho d 20 4 i n appendi xMo f 4 0 CF Rpar t 51 , an d ven t thes e wet-ou t emission s throug ha close d ven t syste mt o a.contro l devic e achievin g 9 5 percen t reductio no f HA P emissions . Thes e alternative s ma yals o b e use d i ncombinatio nt o demonstrat e compliance . 3 . Pultrusio nOperation s Fo r existin g an d ne wpultrusio n operations , yo u ma y captur e an d ven t you r emission s t o a contro l devic e tha t achieve s th e require d percen t reductio no f HA P emissions .P.2 2

2 4 Yo u mayals o elec t t o us e direc t di e injectio npultrusio n machine s wit hresi n dri p collectio nsystem s tha t mee t the criteri a specified . Anadditiona l alternativ e onl y availabl e t o existing source s i s the us e o f a wet-are a enclosur e wit ha resi n dri p collectio nsystem . Fo r bot hne w an d existing sources , yo u mayus e the availabl e option s i n combinatio nt o achiev e compliance . 4 . AncillaryOperation s Fo r ancillaryoperation s a t al l sources , suc ha s cleaning , storage , an d mixing/BMC operation s a t existing sources , the onl yoptio navailabl e i s t o compl ywit hth e specifie d wor k practic e standards . H . Wha t ar e th e testing an d initia l complianc e requirements ? W e ar e requiring owner s an d operator 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 n initia l performanc e tes t using specifie d EPA tes t methods . Th e owne r o r operato r woul d tes t a t th e inle t an d outle 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 requiring owner s an d operator s tha t us e permanen t tota l enclosure s t o conduc t a designevaluatio na s specifie d b

yEPAMetho d 204 . I f you r enclosur e doe s no t mee t the requirement s fo r a permanen t tota l enclosure , yo u mus t tes t th e enclosur e using EPAMethod s 204 B throughE t o determin e the captur e efficiency .P.2 3

2 5 Prio r t o th e initia l performanc e test , owner s an d operator s o f affecte d source s ar e require d t o instal l the paramete r monitoring equipmen t t o b e use d t o demonstrat e complianc e wit hth e operating limits . During the initia l performanc e test , the owner s an d operator s woul d us e the paramete r monitorin g equipmen t t o establis hoperating paramete r limits . I . Wha t ar e th e continuou s complianc e requirements ? I f yo u us e a n add-o n contro l device , w e ar e proposing tha t yo u monito r an d record the operating parameter s establishe d during the initia l performanc e test , an d calculat e averag e operating paramete r value s average d ove r the perio d o f time specifie d i n thes e propose d NESHAP t o demonstrat e continuou s complianc e wit hth e operating limits . I f yo u us e th e MAC T poin t valu e systemt o maintai na poin t valu e les s tha no r equa l t o the appropriat e poin t valu e liste d i ntoday' s propose d NESHAP , w e ar e proposing t o requir e tha t yo u calculat e the poin t valu e on e time i f th e resi n use d i n th e operatio n remain s the same , o r calculat e the poin t valu e o n a 12-mont hrolling averag e eac hmont hi f the resi n varie s betwee n operation s o r ove r time . I f yo u ar e complying wit hwor k practic e standards , w e ar e proposing tha t yo u demonstrat e complianc e wit hthe wor k practic e standard s i n today' s propose d NESHA P b yperforming the necessarywor k practice s an d bykeeping a recor d certifying tha t yo u ar e i n complianc e wit hth e wor kP.2 4

2 6 practices . J . Wha t ar e the notification , reporting , an d recordkeeping requirements ? W e ar e proposing tha t yo u submi t Initia l Notification , Notificatio n o f Performanc e Tests , an d Notificatio no f Complianc e Statu s report s b ythe specifie d date s i n th e propose d NESHAP , whic hmayvarydepending o n whethe r th e affecte d sourc e i s ne wo r existing . Yo u mus t als 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 nyo u mus t submi t SS Mreport s withi n2 day s o f starting suc haction , and withi n 7 day s o f ending suc haction . W e ar e proposing tha t yo u keep a copyo f eac h notificatio n an

d report , along wit hsupporting documentation . Yo u mus t keep record s relate d t o SSM , record s o f performanc e tests , an d record s fo r eac h continuou s paramete r monitoring system . I f yo u mus t compl y wit hth e wor k practic e standard s i ntoday' s propose d NESHAP , yo u mus t als o keep record s certifying tha t yo u ar e i n complianc e wit hth e wor k practices . I f yo u ar e using th e MAC T poin t valu e systemt o demonstrat e compliance , yo u mus t kee p al l data , assumptions , an d calculation s use d t o determin e you r MAC T poin t value . Fo r ne wan d existing continuou s lamination/casting operations , yo u mus t als o kee p th e following record s whe ncomplying wit hth e percen tP.2 5

2 7 reductio n o r pound pe r to nrequirements : al l data , assumptions , an

d calculation s use d t o determin e the percen t reductio n and/o r pound s pe r ton , a s applicable ; a brie f descriptio n o f the rational e fo r the assignmen t o f a n equatio n o 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 n estimation s an

d factors ; identificatio n an d rational e fo r the worst-cas e scenario ; an d documentatio ntha t the appropriat e regulatoryagenc yha s approve d al l emissio n estimatio nequation s an d factors . III . Rational e fo

r ProposedNESHA

P A . Ho wdi d w e determin e the 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 FR31576) . I nestablishing th e sourc e category list , w e state d tha t w e woul d refin e categorydescription s during th e rulemaking process , i f necessary , base d o n additiona l informatio n available . W e di d no t fin d i t necessaryt o refin e the sourc e categorydescriptio n fo r Reinforce d Plasti c Composite s Production . B . Wha t pollutant s ar e regulate d unde r thes e propose d NESHAP ? Th e propose d NESHAP regulat e tota l HAP rathe r tha n individua l HAP compounds . Standard s fo r tota l HAP simplif y complianc e an

d enforcemen t compare d wit hstandard s fo r individua l HAP compounds . Styren e i s the HA P emitte d i n theP.2 6

2 8 larges t magnitude . Othe r HA P emitte d fromreinforce d plasti c composite s productio n facilitie s includ e MM Aan d methylen e chloride . C . Wha t i s th e "affecte d source " an d ho wdi d EPAselec t the operation s t o b e regulate d b ythes e propose d NESHAP ? T o provid e complianc e flexibility , w e define d the affecte d sourc e a s the combinatio no f al l reinforce d plasti c composite s operation s a t a site . Thi s broad sourc e definitio nallow s a manufacture r t o determin e complianc e b y averaging th e HAP conten t o f differen t product s use d throughou t th e facility , withi ncertai ndefine d operations , an d t o us e differen t applicatio ntechnique s a s neede d t o mee t produc t qualit yspecifications . D . Wha t i s a ne waffecte d source ? Ane waffecte d sourc e i s an yreinforce d plasti c composite s productio n facilit ytha t meet s bot ho f thes e criteria :

• I t commence d constructio n afte r today' s date ; and

• I t i s a t a sit e tha t doe s no t presentl ycontai n an yreinforce d plasti c composite s productio n operations . I n sectio n 11 2 o f the CAA , th e definitio n o f ne w source s als o include s stationarysource s tha t commenc e reconstructio n afte r the publicatio n dat 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 fP.2 7

2 9 reconstructio nfo r thi s industry . A s define d i nth e Genera l Provision s fo r 4 0 CFRpar t 63 , "reconstruction " mean s the replacemen t o f component s o f a n affected , o r a previousl y unaffected , stationarysourc e t o suc ha n exten t that : (1 ) the fixe d capita l cos t o f the ne wcomponent s exceed s 5 0 percen t o f th e fixe d capita l cos t tha t woul d b e require d t 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 the relevan t standard s (a s establishe d b

ythe Administrato r o r a State ) pursuan t t o sectio n 11 2 o f the CAA . W e envisio n tha t th e type s o f change s tha t woul d typicall yoccu r a t existing facilitie s woul d b e replacemen t o f sprayequipmen t an d molds . W e d o no t believ e tha t i t woul d b e technologicall yan d economicall yfeasibl e fo r a n existing sourc e making thes e type s o f change s t o mee t ne w sourc e MACT . Thus , suc hchange s d o no t mee t th e definitio n o f reconstructio ni n th e Genera l Provision s and woul d no t subjec t th e source s making suc hchange s t o ne wsourc e MACT . E . Ho wdi d w e determin e the MAC T floo r fo r existing sources ? Severa l consideration s underli e ou r MAC T floo r determinations . Thes e consideration s include : if/ho wthe sourc e categoryi s t o b e subcategorized , ho wemission s type s withi n th e affecte d sourc e ar e t o b e analyzed , and wha t ar e the bes t performing sources .P.2 8

3 0 W e identifie d 43 3 facilitie s tha t ar e majo r source s base d o n thei r potentia l t o emi t o r hav e the potentia l t o b e majo r source s base d o ncollocatio n wit hothe r HAP-emitting processe s no t par t o f thi s sourc e category . I f technica l difference s i n emission s characteristics , processes , contro l devic e applicability , o r opportunitie s fo r pollutio n preventio n exis t withi nthe sourc e category , i t mayb e appropriat e t o se t separat e floor s base d o nthes e characteristics . I n analyzing the availabl e dat a o n thi s sourc e category , i t wa s apparen t tha t reinforce d plasti c composit e facilities , a s a whole , ar e extremel ydivers e i n 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 th e 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 n technique s suc ha s lowering the HAP conten t i n resin s an

d ge l coats , covering bath s an d container s holding resins , an

d usin g nonatomize d sprayapplications . Th e exten t an

d performanc e o f pollution-preventio n technique s ar e dependen t o n the specifi c operation . Fo r thi s reason , th e dat a wer e subdivide d b yspecifi c operation , an d a floo r fo r eac hoperatio n wa 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 , an dP.2 9

3 1 closed) . W e als o segregate d operation s b yresi nan

d ge l coa t applicatio nmethod ; thes e includ e mechanical , manual , filamen t winding , an d centrifuga l casting . Th e typ e o f mol d an d resi n applicatio n metho d impact s the emissio npotentia l o f a particula r operatio n an d als o the effectivenes s an d 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 th e 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 n the rawmaterial s tha t can b e used . This , i n turn , influence s the limit s o nlevel s o f HAP i n th e rawmaterials . W e identifie d severa l produc t criteri a wher e th e raw material s require d t o produc e th e produc t ar e dissimila r enoughtha t a separat e floo r determinatio nwa s required . Th e firs t i s corrosio n resistance . Reinforce d plasti c composite s ca n generall yb e divide d int o tw o types-
- corrosion-resistan t an d noncorrosion-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 HAP content s tha ngenera l purpos e resins . Th e highe r HAP content s fo r bot hcorrosion-resistan t an dP.3 0

3 2 high-strengt happlication s ar e necessaryt 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 necessary fo r eithe r corrosion-resistanc e o r high-strength . W e als o separate d ge l coat s fromresin s becaus e thes e material s hav e significantl ydifferen t function s i n the fina l produc t an

d ar e formulate d differently . Ge l coat s wer e furthe r subdivide d int o clear , whit e an d off-white , an

d othe r colors . Clea r ge l coat s requir e significantl yhighe r HAP conten t than pigmente d ge l coats , an d are , therefore , unabl e t o b e formulate d t o the same HA P levels . Whit e an d off-whit e ge l coat s can b 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 tha n othe r colo r pigments . Clas s 1 fir e an

d smok e rate d product s wer e separate d fro mothe r product s becaus e thei r uniqu e propertie s requir e a resi n wit ha significantl yhighe r HA P conten t tha n an y othe r products . Separating Clas s 1 fir e an d smok e rate d product s wa s als o on e o f th e 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 the 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 the yar e use d t o produce . Thes e includ e a high leve l o f dimensiona l stabilit yan d resistanc e t o hea t compare d t o othe r reinforce d plasti c composites . Therefore ,P.3 1

3 3 separat e floor s wer e develope d fo r tooling resin s an d ge l coats . Onc e the dat a wer e subdivide d b yspecifi c operation , the dat a wer e ranke d b yHAP emissions . Ope n molding an d centrifuga l casting operation s wer e ranke d base d o na surrogat e emissio n facto r calle d a poin t value . A s previousl ydiscussed , poin t value s ar e base d o nresi nan d ge l coa t applicatio nmetho d an d HAP content , an

d provid e a relativ e measur e o f emission s betwee noperation s wit h varying resi n an

d ge l coa t HA P content s and applicatio n methods . Dat a t o quantif ythe impact s o f othe r factor s tha t mayaffec t emission s ar e no t easil yobtainabl e an d wer e no t availabl e fo r thi s analysis . Th e poin t valu e systemwa s als o develope d t o allowa facilit yt o averag e differen t operation s togethe r t o mee t th e applicabl e propose d standards . Th e abilit yt o averag e provide s additiona l complianc e flexibility . Th e individua l operation s wer e the nranke d base d o nth e poin t valu e (for ope n molding an d centrifuga l casting) , percen t o f emissio n reductio n(pultrusion , continuou s lamination/casting , SMC manufacturing) , covering ope n container s o r expose d resi n(storage , BM C manufacturing/mixing , injection/compressio nmolding) , o r the us e o n non-HAP cleaning solvent s (equipmen t cleaning) . Th e media n facilit yo f th e to p 1 2 percen t (or top 5 fo r operation s wit hles s than 3 0 sources ) wa s the nselecte d a sP.3 2

3 4 representing the existing sourc e floor . Fo r some o f thes e operations , th e availabl e dat a wer e insufficien t t o performa ranking . Thes e wer e non-whit e pigmente d ge l coats , product s wit ha Clas s 1 fir e an d smok e 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 d smok e rating . Bot hfacilitie s us e a resi n wit ha 6 0 percen t HA P content . W e chos e us e o f thi s resi n a s the floor . Froma 6 0 percen t HAP resin , w e calculate d differen t poin t value s fo r mechanical , manual , an d filamen t winding resi n application . Th e dat a w e use d t o se t floor s fo r pigmente d ge l coat s wer e weighte d average s reporte d b yth e facilities . Thi s dat a include d some informatio no ncolors , bu t no t enough facilitie s reporte d colo r informatio nt o perform a meaningfu l ranking . Becaus e o f th e predominanc e o f whit e and 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 d off-whit e ge l coat s ar e muc hdense r tha n th e pigment s use d i nothe r colors . Fo r tha t reason , weigh t percen t HAP i n whit e an d off-whit e ge l coat s tend s t o b e lower . Afloo r base d o n whit e an d off

whit e ge l coa t HAP content s woul d preclud e a facilit yusin g othe r colors . Base d o n industrycomment s and th e recommendatio no f th e SBA Rpanel , w e determine d tha t a HAP conten t o f 3 7P.3 3

3 5 percen t i s the minimu mtha t woul d provid e acceptabl e ge l coa t performance . I n the absenc e o f an yothe r data , w e adopte d a 3 7 percen t HAP ge l coa t a s the floor . Th e 3 7 percen t HAP conten t wa s converte d t o a poin t valu e using the appropriat e poin t valu e equation . (Se e th e fina l repor t o f the SBA RPane l i n the docket. ) Th e dat a supplie d b yindustrydi d no t differentiat e product s tha t requir e highe r than typica 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 d thi s issu e a s par t o f th e SBA RPane l wit hsevera l manufacturer s tha t produc e high

strengt hproducts . W e als o reviewe d th e requirement s o f Sout hCoas t Ai r Qualit yManagemen t Distric t Rul e 1162 . Rul e 116 2 specificall yaddresse s high-strengt hproduct s an d contain s th e same requirement s fo r high-strengt hproduct s an d corrosion-resistan t products . A s a result , w e determine d using the dat a fo r corrosion-resistan t resin s woul d b e th e mos t appropriat e wayt o determin e floor s fo r high-strengt hproducts . Therefore , th e floor s fo r high

strengt hproduct s an d corrosion-resistan t product s ar e th e same . Thi s i s consisten t wit ha recommendatio no f the SBA R Panel . Ther e ar e man

yfacilitie s tha t us e multipl e operation s t o produc e a product . An exampl e o f thi s woul d b e a facilit yproducing corrosion-resistan t tank s usin g filamen t winding t o produc e the mai n circula r portion , mechanica lP.3 4

3 6 resi n applicatio nfo r the tank ends , and manua l resi n applicatio n t o joi n the part s together . Industry representative s pointe d ou t tha t th e floor s w e had develope d fro mthe 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 ylead t o problem s o f resi n compatibilit yand produc t failures . Th e SBA RPane l repor t include d a recommendatio n tha t w e allo wa facilit yt o us e th e same resi n fo 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 d that , base d o nth e dat a available , the appropriat e approac hwoul d b e t o hav e a provisio ni n th e propose d standard s t o allo wa facilit yt o selec t on e operation , determin e th e resi ntheycoul d us e t o mee t th e floor , and the n us e tha t same 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 n shoul d b e i nal l cases , s o w e ar e no t specifying a particula r operatio n i n the propose d standards . W e assume d tha t a facilit ywoul d selec t th e operatio ntha t allow s them t o us e th e highes t HAP conten t resin . A t th e recommendatio n o f th e SBA RPanel , w e als o reexamine d the floor s fo r tooling resins . Severa l o f th e smal l entit yrepresentative s tha t advise d th e pane l state d tha t th e propose d floo r fo r tooling resin s wil l resul t i n inferio r qualit ytools . W e believ e tha t the curren t floo r fo r tooling resin s allow s sufficien t flexibilit yi n resi nP.3 5

3 7 HAP conten t a s long a s the resi ncanb e applie d wit h nonatomize d spra

ytechnology . W e ar e specificall y soliciting commen t o n the applicabilit yo f nonatomize d spray technolog

yt o tooling resins . Base d o nan ycomments , w e inten d t o furthe r examin e the floo r fo r tooling resins . F . Ho wdi d w e determin e the MAC T floo r fo r ne wsources ? I n developing th e floo r fo r ne wsources , w e develope d two subcategories--source s wit hemission s o f 10 0 tp yo r above an

d source s wit hemission s belo w10 0 tpy . Ou r reaso n fo r examining source s wit hemission s belo w10 0 tpy separatel yi s tha t suc hfacilitie s ar e likel yt o hav e mor e difficult ymaintaining an d operating add-o n control s than larger-emitting sources , an d w e ar e unsur e o f th e performanc e o f add-o n control s a t thes e facilities . Separating the dat a int o larg e an d smal l HAP-emitting source s fo r developing ne wsourc e MAC T floor s wa s als o on e o f th e recommendation s o f the SBA RPanel . I n examining th e facilitie s wit hemission s o f 10 0 tpy o r more , w e foun

d thre e facilitie s tha t contro l emission s fro mope n molding and mixing b y9 5 percen t overall . Thes e facilitie s rang e i n siz e fro m10 0 tp

yt o 1,00 0 tpyo f HAP 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 n molding an

d mixing a t facilitie s wit h10 0 tpyo r mor e o f uncontrolle d emissions . W e evaluate d th e applicabilit yo f th e 9 5 percen t3 8

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 , an

d SMC manufacturing ar e simila r i nemission s characteristic s t o ope n molding . Fo r thi s reason , w e chos e 9 5 percen t contro l a s the 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 the pollution-preventio nmeasure s tha t mak e u p the 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 n addition , incorporating the pollutio npreventio n measure s woul d reduc e th e potentia l fo r worke r exposur e i n situation s wher e processe s hav e t o b e enclose d t o mee t th e 9 5 percen t contro l requirement . However , w e determine d tha t selecting incorporatio n o f pollution-preventio n technique s i n additio n t 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 th e bes t pollutio n preventio n techniques . Therefore , combining the pollution-preventio n requirement s wit hthe 9 5 percen t contro l requirement s woul d actuall yresul t i n a noveral l contro l leve l tha t exceed s th e level s a t the bes t controlle dP.3 7

3 9 facilities . W e ar e stil l considering whethe 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 the pollution

preventio n requirements , an d reques t commen t o n thi s issue . 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 incorporating pollution-preventio nrequirement s wit hth e 9 5 percen t contro l requirements . W e di d no t selec t 9 5 percen t contro l fo r close d molding , polyme r casting , equipmen t cleaning , an d resi n storage , whic hhav e muc hlowe r emission s thanth 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 d molding operatio n o n site . Thi s operatio ni s no t controlled . W e di d identif yothe r type s o f control s fo r thes e processes . Fo r compression/injectio n molding , whic hi s a typ e o f close d molding , th e onl yidentifie d contro l wa s the wor k practic e o f uncovering on e charg e a t a time . Therefore , thi s wa s chose n a s th e ne wsourc e MAC T floo r fo r thi s operation . Fo r polyme r casting an d resi n transfe r molding , w e wer e no t abl e t o identif yan

yapplicabl e contro l techniques . Thus , th e ne wsourc e MAC T floo r fo r thes e source s i s n o control . Fo r equipmen t cleaning , th e ne 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 d informatio n o ncleaning , 35 3 reporte d usin g n oP.3 8

4 0 cleaning material s containing HAP . However , w e ar e no t regulating solvent s use d fo r cleaning cure d resi no r ge l coa t fro

mapplicatio n equipmen t becaus e w e kno wo f n o HAP emissio n controls . Cure d resi no r ge l coa t insid e a guni s usuall ythe resul t o f operato r erro r o r a nequipmen t failure . T o clea ncure d resi n and ge l coat , a naggressiv e solven t i s needed , an d n o low-HAP alternative s ar e available . Th e equipmen t i s usuall ysoake d i n a covere d bucke t resulting i n littl e evaporatio no f th e solvent . Th e amoun t o f solven t neede d pe r yea r i s determine d b ythe siz e o f the facility , degre e o f operato r error , an d equipmen t failur e rates . Becaus e operato r erro r an d equipmen t failur e ar e har d t o predict , w e coul d determin e n o basi s fo r a n annua l limi t o f solven t usag e tha t woul d b e achievabl e b y al l facilities . Thes e propose d NESHAP , therefore , allo w HAP-containing solvent s onl yfo r cleaning cure d resi nan d ge l coa t fromth e applicatio n equipment . Ove r 25 0 facilitie s reporte d covering storag e containers . W e selecte d covering storag e container s a s th e ne wsourc e MAC T floo r fo r storage . W e identifie d tw o facilitie s tha t ven t the storag e area s t o a contro l device ; however , w e determine d tha t th e availabl e dat a ar e insufficien t t o quantif yadditiona l emission s reduction s tha t woul d resul t fromcontrolling storag e tank s and container s b

y9 5 percen t versu s jus t covering th e storag e tank s an

d containers .P.3 9

4 1 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 n molding , 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 d no t stat e tha t the y achieve d a leve l o f contro l abov e tha t achieve d b yth e pollution-preventio n techniques , an d thus , mee t th e definitio n o f bes t controlle d facilities . Also , smaller

emittin g facilitie s ten d t o operat e wit hfewe r shift s tha n large r ones . Th e mor e frequen t startup s an d shutdown s coul d ten d t o mak e i t mor e difficul t t o maintai nan d operat 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 d o npollution-preventio n techniques .

Fo r thes e smaller-emittin g facilities , w e ar e settin g 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 ntha t i s achievabl e fo r smal l facilitie s unde r al l circumstances . Fo r ne wsources , th e CAArequire s th e MAC T floo r t o b e base d o nth e HA P emission s contro l achieve d i npractic e b yth e bes t controlle d simila r source , a s determine d b yth eP.4 0

4 2 Administrator . The reinforce d plasti c composite s industry i s extraordinaril ydiverse . Th e product s produced , eve n i n the sam e operation , can includ e skylights , bathtubs , an d part s fo r automobiles . Give nthi s diversity , i t i s difficul t t o identif ythe "bes t controlled " source . Product s manufacture d b ythi s industrygenerall ymus t mee t certai nminima l strengt han d durabilit yrequirements . Th e HAP conten t o f the resi n i s a facto r i n meeting suc h requirements . Us e o f a resi n wit ha give n HAP conten t may b 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 mayb e possibl e t o us e a lower

HAP resi n i na differen t proces s withou t jeopardizing the strengt ho r durabilit yo f the product . Whil e some facilitie s ar e using lower-HAP material s an d technique s tha n represente 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 th e particula r combinatio no f requirement s wher e thes e lower

emitting option s ca nb e use d and stil l maintai nth e minimu m require d strengt han d durabilit yrequirement s o f thes e products . Consequently , w e hav e se t th e floo r a t the mos t stringen t leve l tha t w e hav e determine d al l source s emitting les s than 10 0 tpyca nachieve . W e di d no t fin

d tha t th e quantit yo f HA P emission s from the sourc e had an

yeffec t o nit s abilit yt o incorporat eP.4 1

4 3 pollution-preventio n technology , o r o nthe effectivenes s o f thes e technologies . Fo r tha t reason , w e di d no t subdivid e th e dat a fo r existing source s wher e the floor s ar e base d mainl yo npollutio n prevention . During the SBA

RPane l discussions , man yo f the smal l entit yrepresentative s expresse d concer nregarding the affordabilit yan

d technica l feasibilit yo f add-o ncontrols , an d commente d tha t theymayb e abl e t o achiev e simila r HA P reduction s using pollution-preventio nmeasures , whic htend 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 the pollution-preventio nalternative , i t mayb 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 d tha t EP Aexplor e wit hindustryth e possibilit yo f a mor e stringen t pollution-preventio noptio n a s a n alternativ e t o add-o n controls . Th e pane l believe d tha t thi s optio nshoul d b e mor e stringen t tha nth e pollution-preventio n technolog y presen t i nthe curren t existing sourc e MAC T floors . W e discusse d wit hindustryth e possibilit yo f a pollution-preventio ncontro l optio ni n lie u o f add-o n controls . W e wer e unabl e t o develo p a noptio ntha t w e believ e meet s the statutoryrequirement s o f MACT . However , w e ar e soliciting 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 n w e ar e seeking i s the maximu mleve lP.4 2

4 4 o f contro l tha t can b e achieve d b ypollutio n prevention , an d the time necessaryt o incorporat e pollution-preventio n techniques . Th e pollution-preventio ntechnique s o f whic hw e ar e awar e includ e lowHAP resin s an d ge l coats , nonatomize d resi n an

d ge l coa t applications , vapo r suppresse d resins , vacuu mbagging , accelerate d resi n curing , an d conversio no f ope n molding processe s t o close d molding . W e ar e soliciting informatio n o n othe r pollution-preventio ntechnique s o f whic hw e ar e no t aware , an d informatio n o n th e maximu mleve l o f emission s reduction s achievabl e bythes e techniques . Th e genera l concep t o f a n alternativ e woul d b e a facilit ytha t elect s t o us e thi s optio nt o submi t notificatio nt o the appropriat e permitting 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 throughpollutio n prevention . Th e pla n woul d outlin e th e technique s they inten d t o use , the researc han d testing required , an d a schedul e wit hannua l milestone s fo r achieving th e goal . I n the nex t step , the facilit ywoul d calculat e a n overal l emissio n facto r fo r al l processe s a t th e facilit y tha t ar e require d t o mee t the 9 5 percen t emissio nreduction . Onc e a facilit yha s determine d a bas e yea r emissio n factor , the ywoul d b e require d t o incorporat e th e pollution

preventio n technique s outline d i n th e pla nand mak 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 , theywoul d b e require d t o provid e a nP.4 3

4 5 update d pla n withi n a specifie d time . W e ar e als o soliciting commen t o ndeterminatio no f a bas e yea r an

d baselin e emissio nfactor , an d reporting requirements . G . Di d w e conside r contro l option s mor e stringen t thanthe MAC T floor ? Fo r existing sources , a n above-the-floo r contro l leve l wa s evaluate d whic hwa s base d o 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 d requir e 9 5 percen t contro l o f HAP emission s fro

m al l ope n molding , centrifuga l casting , continuou s lamination/casting , pultrusion , SM C manufacturing , an

d resi nmixing/BMC manufacturing . W e the n looke d a t severa l options . Thes e wer e selecting th e floo r leve l o f contro l a s MAC T fo r al l facilities , selecting th e above-the-floo r leve l a s MAC T fo r al l facilities , o r choosing a nalternativ e wher e facilitie s a t o r abov e a certai nHA P emission s quantit ywoul d mee t th e above-the-floo r level , and the res t woul d mee t th e floor . I nlooking a t thi s third alternative , w e als o evaluate d differen t HAP emissio nthresholds . Th e optio n o f having al l facilitie s mee t th e above-the

floo r leve l o f contro l ha d a reasonabl e incrementa l cos t effectiveness . However , whe n w e performe d th e economi c analysi s fo r thi s option , 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 eP.4 4

4 6 wer e 9 0 projecte d closure s o f smal l businesses . W e believ e tha t the benefi t o f controlling al l existing source s t o thi s leve l i s no t commensurat e wit hthe economi c impacts . Therefore , w e di d no t choos e thi s alternativ e a s MACT . W e the n looke d a t a combinatio no f the MAC T floo r fo r facilitie s belo wa specifie d HAP emission s quantit ybase d o n uncontrolle d emissions , an d th e above-the-floo r leve l o f contro l fo r larger-emitting facilities . W e als o examine d th e impact s fro

m the standpoin t o f smal l businesse s an d thei r abilit yt o obtai nth e capita l t o purchas e pollutio n contro l equipment . W e believ e tha t the capita l cost s o f th e above-the-floo r optio nfo r mos t smal l businesse s woul d b e prohibitiv e becaus e theyd o no t hav e th e same 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 d o f 25 0 tpy , non e o f th e existing smal l businesse s i nthe dat a bas e woul d b e impacte d significantl y b ythe above-the-floo r contro l level . Fo r thi s reason , w e determine d MAC 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 n 25 0 tp yo f HAP , an

d th e above-the-floo r contro l leve l fo r facilitie s tha t emi t 25 0 tpyo r more . Fo r larg e businesses , w e determine d MAC T t o b e th e floo r fo r facilitie s tha t emi t les s tha n10 0 tpyo 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 thi s differen t threshol d fo r smal l businesse s an d larg e businesse s wa s on e o f the recommendation s o f th e SBA RPanel ,P.4 5

4 7 an d th e economi c impact s o f the selecte d optio nar e reasonable . Industryrepresentative s independentl ydevelope d cost s fo r add-o n control s an d submitte d themt o the Agency . The SBA RPane l recommende d tha t w e reconside r ou r estimate s o f cost s fo r add-o n control s i nligh t o f tha t study . Th e industrycos t estimate s ar e thre e time s highe r tha nou r cos t estimates . Th e majo r reaso nfo r thes e difference s i ncos t ar e th e design assumption s fo r th e permanen t tota l enclosure s an

d the estimate d ai r flows . Ou r cos t estimate s assume a n inle t concentratio n o f 10 0 part s pe r millio nb y volume (ppmv) . Th e industrystud yassume s lowe r concentration s tha t varybase d o n th 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 fro m 6 1 t o 24 9 ppmv . Base d o nthis , ou r 10 0 ppm vestimat e i s stil l reasonable , an d w e hav e decide d no t t o revis e ou r cos t a t thi s time . W e d o intend t o revie w th e industry' s cos t analysi s i n mor e dept hfollowing proposal , an

d mak e an

yappropriat e change s base d o n comment s w e receive . W e ar e soliciting commen t o nthe cos t o f add-o n controls , informatio n o ndesign an d operatio no f permanen t tota l enclosure s fro m thi s o r simila r industries , an d informatio n o n typica l exhaus t concentration s fo r reinforce d plasti c composit e facilities . W e di d no t identif ya n above-the-floo r optio nfo r theP.4 6

4 8 following operations : close d molding , polyme r casting , an d 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 yan d 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 n an

ycase , applicatio no f th e floo r leve l o f contro l w e ar e proposing 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 fro

mapplicatio nequipment . Thi s floo r leve l o f contro l woul d achiev e clos e t o 1 0 0 percen t HA P emission s reductions . Fo r ne wsources , w e examine d a n above-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 n molding , centrifuga l casting , continuou s lamination/casting , pultrusion , SM C manufacturing , an

d resi nmixing/BMC manufacturing . W e determine d that , eve ni f w e coul d resolv e th e issue s surrounding the performanc e o f add-o ncontro l device s a t th e smaller-emitting sources , the incrementa l cos t effectivenes s o f thi s optio n woul d b e unreasonable . Fo r thi s reason , w e chos e th e 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 th e existing sourc e floor s wit haP.4 7

4 9 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 the pollution-preventio nmeasures , the overal l emissio n reductio n woul d b e increased . I n addition , the 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 n the cost s o f meeting existing sourc e floors , the cos t effectivenes s o f thi s smal l additiona l benefi t woul d b e unreasonable , eve n thoughther e mayb e worke r exposur e benefits . Therefor e 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 n worke 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-preventio nrequirement s wit hthe 9 5 percen t contro l requirements . W e di d no t identif ya n above-the-floo r optio n fo r ne w source s fo r th e following operations : close d molding , polyme r casting , an d equipmen t cleaning fo r the same reason s a s discusse d abov e fo r existing sources . W e als o examine d a n above-the-floo r contro l optio n fo r existing source s base d o n pollutio 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 time t o develop a nalternativ e tha t w e believ e meet s th eP.4 8

5 0 statutoryrequirement s o f MACT . However , w e ar e specificall ysoliciting comment s o npollution-preventio n technique s tha t coul d b e use d i n lie u o f th e above-the-floo r alternativ e a s wer e discusse d i nth e sectio no n ne wsourc e floors . 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 d NESHAP ? Thes e propose d NESHAP woul d no t regulat e mol d sealing an d releas e agent s an d mol d stripping an d cleaning 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 n bot hcases , the informatio nan d dat a availabl e t o u s sugges t tha t mol d maintenanc e practices , par t shap e an d size , an

d productio nschedule s determin e emission s mor e thanthe 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 fromthes e operations . Therefore , thes e propose d NESHAP d o no t requir e control s fo r thes e materials . Fo r mol d stripping an d cleaning solvents , th e 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 an d 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 th e mol d i s store d indoor s o r outdoors . Th e siz e o f th e par t mayals 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 n productio nrequirement s o r wor kP.4 9

5 1 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 th e 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 n th e mos t cost-effectiv e an d efficien t manner . W e considere d th e following factor s i nselecting the 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 the industry .

• Th e for

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

• Th e for

m shoul d b e enforceable . Th e for m o f thes e propose d NESHA P i s base d o na combinatio n o f emissio nlimit s (point value s o r percen t reduction) , equipmen t standards , an d wor k practic e standards . 1 . Emissio n Limit s Base d o n Poin t Value s Thes e propose d NESHAP fo r ope nmoldin g operation s an d centrifuga l casting operation s ar e base d o npoin t value s whic har e i n unit s o f pound s o f HAP pe r to no f resi n used . Th e poin t valu e developmen t ha s bee n previousl ydescribed . Thi s for

mwa s chose n ove r a nabsolut e emissio n limi 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 sP.5 0

5 2 no t requir e a facilit yt o perfor memissio ntesting . Thi s for mals o allow s fo r averaging acros s ope n molding processe s o r acros s centrifuga l casting processes . Thi s mean s tha t a sourc e ha s the optio nt o over-contro l some operations , under-contro l other s (relative 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 n meeting th e propose d standards . Th e emissio n limit s fo r ope n moldin g and centrifuga l casting fo r ne wsource s ar e base d o na percen t reductio n usin g add-o n controls . However , w e hav e provide d a n alternativ e standar d fo r ne wsource s als o base d o n poin t values . Thes e poin t value s wer e determine d byapplying th e require d percen t reductio n requiremen t t o th e existing sourc e MAC T floors . Th e ne wsourc e floo r i s base d o na contro l efficiency , an d the facilitie s tha t hav e thes e control s d o no t hav e example s o f everypossibl e typ e o f ope n molding o r centrifuga l casting 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 the 9 5 percen t emission s reduction s requiremen t fo r al l operations . Fo r operation s wher e w e coul d directl ydetermin e a poin t valu e equivalent , th e approac ho f using existing sourc e floor s and applying 9 5 percen t contro l i s slightl ymor e stringent . Therefore , w e believ e applying thi s approac ht o al l ope n molding an

d centrifuga l casting operation s wil l produc e aP.5 1

5 3 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 preventio nint o thei r process , mee t a percen t reductio n requiremen t les s than 9 5 percent , bu t stil l mee t the ne w sourc e floor . 2 . Emissio n Limit s Base d o n Percen t Reductio n Th e for m o f the standard s fo r ne wope nmolding , centrifuga l casting , SM C manufacturing , and resin/mixing/BMC manufacturing , an

d the standard s fo r ne wand existing source s fo r pultrusio n an d SMC manufacturing ar e base d o n a percen t reduction . Thes e standard s wer e al l develope d fro m facilitie s using add-o n controls . I t i s possibl e t o design a contro l devic e t o mee t a specifie d percen t reduction . Bu t base d o nthe dat a available , i t wa s no t possibl e t o determin e a n uncontrolle d emissio n facto r fo r ope nmolding , centrifuga l casting , SM C manufacturing , and mixing/BM C manufacturing tha t wa s generall yapplicable . Therefore , w e coul d no t develop a standar d base d o na nemissio nfactor . Fo r continuou s lamination/casting , w e wer e abl e t o develop a nabsolut e emissio n limi t base d o n the 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 the percen t reductio nlimits . I nth e 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 n testing ha s determine d tha t using thi s equipmen t a s specifie d i n th e propose d rul e wil l achiev e th e percen tP.5 2

5 4 reduction s specifie d i nthe NESHAP . 3 . Emissio n Limit s Base d o n Equipment/Wor k Practic e Standard s Sectio n 112(h ) o f th e CA Astate s tha t " . . . i f i t i s no t feasibl e i n the judgemen t o f the Administrato r t o prescrib e o r enforc e a n emissio n standard fo r contro l o f a hazardou s ai r pollutan t o r pollutants , the Administrato r may , i n lie u thereof , promulgat e a design , equipment , wor k practice , o r operationa l standard , o r combinatio nthereo f .

. .. " Sectio n 112(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 n i n whic h" . . . a hazardou s ai r pollutan t o r pollutant s canno t b e emitte d througha conveyanc e designe d an d constructe d t o emi t o r captur e suc hpollutant , . . . or . th e applicatio n o 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 an d economi c limitations. " Th e emissio n limit s fo r equipmen t cleaning an d storag e a t ne wan

d existing source s ar e base d o nwor k practic e an d equipmen t standards . Th e reaso n fo r choosing wor k practic e an d equipmen t standard s fo r storag e i s tha t storag e area s mayb e locate d outsid e the res t o f the productio n area , an d i nsome cases , mayb e locate d outsid e the 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 d w e d o no t hav e sufficien t dat a t o calculat e a nemissio nlimi t fo r th eP.5 3

5 5 require d wor k practice . Th e standard fo r existing pultrusio nfacilitie s i s base d o n th e equipmen t standar d combine d wit ha wor k practice . W e have propose d th e standard a s a percen t reductio nt o allowthe us e o f add-o ncontrols . However , w e d o no t believ e i t woul d b 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 SMC and resi nmixing/BMC a t existing facilitie s ar e als o base d o n wor k practice s o r equipmen t standards . W e have n o dat a t o determin e a specifi c percen t reductio n t o the wor k practice s fo r thes e operations . Therefore , w e coul d no t se t a specifi c emissio n limit . Cleaning operation s maytak e plac e outsid e the regula r productio narea . I t woul d no t b e technologicall yo r economicall ypracticabl e t o performemissio ntesting fo r cleaning operations . 4 . Selectio n o f Averaging Time fo r Demonstrating Complianc e A s a reinforce d plasti c composite s manufacturer , yo u woul d sho wcomplianc e wit hth e propose d NESHAP o na 12

- month , rolling-averag e basis . Yo u woul d determin e complianc e a t the en d o f eac hmont hfromth e dat a collecte d ove r th e pas t 1 2 months . A12-mont haveraging time provide s a balanc e betwee n operating flexibilit yan d enforceabilit y o f th e propose d standards . Th e 12-mont hperio d i s sufficientl ylong s o tha t yo u ca n identif ypotentia lP.5 4

5 6 complianc e problem s an d chang e you r operation s i ntime t o maintai n compliance . The rolling-averag e aspec t provide s a n enforceabl 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 monthl ytracking i s consisten t wit hcurren t practice . Tracking o n a mor e frequen t basi s woul d b e unnecessaril yburdensome fo r thi s particula r industry . Reinforce d plasti c composite s manufacturer s nee d a 12-mont hrolling-averag e perio d t o respon d t o bot hshort-ter mvariation s i n HAP conten t tha t ar e inheren t i nal l chemica l products , an d t o accoun t fo r short-ter

mneed s fo r higher-HAP material s du e t o variation s i nproduc t mix . J . Ho wdi d w e selec t the tes t method s fo r determining complianc e wit hth e propose d NESHAP ? Th e propose d NESHAP have severa l option s fo r achieving compliance . Fo r ope n molding an d centrifuga l casting , thi s include s meeting a specifie d poin t valu e fo r existing sources , o r a percen t reductio n o r poin t valu e fo r ne w sources . Fo r mos t othe r processes , yo u achiev e complianc e b yusing a n enclosur e an d add-o n contro l devic e t o mee t a percen t reductio n requiremen t o r a n absolut e emissio nlimit . I n orde r t o calculat e a poin t value , yo u mus t determin e th e HAP conten t o f the rawmaterial . Th e metho d t o determin e materia l HAP conten t i s the us e o f th e Materia lP.5 5

5 7 Safet yDat a Sheet s (MSDS ) o r othe r produc t specificatio n sheet s provide d b

ythe materia l manufacturer . W e chos e no t t o requir e testing o f th e material . Th e dat a use d t o develop the standard s wer e mainl ybase d o n MSDS ; 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 the propose d NESHAP , i f yo u chos e t o us e a n enclosur e an

d add-o n contro l device , yo u woul d hav e t o determin e th e captur e efficienc yo f th e enclosur e an d measur e the HAP fromth e contro l device . T o determin e the captur e efficienc yo f th e enclosure , yo u woul d us e EPA Metho d 20 4 (Criteri a fo r an d Verificatio n o f Permanen t o r TemporaryTota l Enclosure) . I f the enclosur e meet s the criteri a i n EPAMetho d 20 4 fo r a permanen t tota l enclosure , the n yo u coul d assume 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 temporaryenclosur e around i t tha t meet s th e definitio n o f a tota l temporaryenclosur e i n EPA Metho d 204 . Yo u woul d the n hav e t o measur e emission s fro m bot hth e contro l devic e an d the tota l temporaryenclosur e an d us e th e combine d emission s t o determin e compliance . T o measur e HAP , yo u woul d b e abl e t o us e eithe r EPA Metho d 1 8 (Measuremen t o f Gaseou s Organi c Compound Emission s byGa s Chromatography ) t o measur e th e su mo f individua l specie s o f HAP , o r EPAMetho d 25 A(Determinatio n o f Tota l Gaseou s Organi c Matte r Concentratio nUsin g a FlameP.5 6

5 8 Ionizatio n Analyzer ) fo r tota l hydrocarbon s (THC ) a s a surrogat e fo r tota l HAP . Th e EPAMetho d 25 Awoul d allo wyo u the flexibilit yt o us e a simple r metho d tha n EP AMetho d 1 8 whic hdoe s no t speciat e HAP i n case s wher e measuring TH C i s sufficien t t o demonstrat e compliance . Yo u coul d measur e TH C a s a surrogat e fo r tota l HAP i f mos t o f the TH C emitte d from a nenclosur e wer e HAP , suc ha s styren e an d MM Afrom resi n an d ge l coa t operations . Fo r complianc e determinations , th e EPAwil l assume tha t al l TH C measure d wit hEPAMetho d 25 A ar e HAP . W e hav e no t include d i n thi s propose d rul e a tes t metho d fo r determining the 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 byindustryand i s availabl e fo r revie wi n th 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 n thi s propose d rule . W e ar e currentl yrequesting additiona l detail s and soliciting commen t o n th e tes t protoco l o r a n alternat e tes t protocol . K . Ho wdi d w e determin e th e monitoring an d recordkeeping requirements ? Whic hmonitoring an d recordkeeping requirement s yo u woul d mee t depend 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 monitoring an

d recordkeeping requirement s ar e th e minimu mP.5 7

5 9 necessaryt o determin e initia l an d ongoing complianc e an d ar e consisten t wit hthe Genera l Provision s (4 0 CFRpar t 63 , subpar t A) . Thi s sectio n describe s ho wt o compl ywit hemissio n limit s base d o npoin t values , emissio naveraging provisions , equipmen t an

d wor k practic e standards , an d th e emissio n limi t fo r an add-o n contro l device . 1 . Complianc e wit hEmissio nLimit s Base d o nPoin t Value s Fo r al l operation s subjec t t o HA P conten t limits , w e ar e proposing four tasks : monito r an d record the HAP conten t o f the materia l used , monito r an d recor d the monthl y consumptio no f th e material , monito r an d record whic h operation s us e the material , an d recor d the computation s t o sho wtha t the 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 d tha t w e loo k fo r alternative s t o simplif yreporting and recordkeeping . W e hav e identifie d tw o alternative s w e believ e simplif yth e reporting an

d recordkeeping process . Th e firs t i s tha t a n owne r and operato r mayus e purchas e record s t o determin e monthl yconsumption . However , a n owne r an d operato 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 raw materia l o n hand , an d w e hav e n o evidenc e tha t keeping larg e amount s o f rawmateria l o n hand i s a commo npractice .6 0

Therefore , purchase s an d actua l consumptio n shoul d trac k fairl yclosely . W e ar e requiring tha t the owne r an d operato r hav e a reasonabl e metho d t o estimat e th e amount s o f eac hresi n use 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 n a n operatio nresul t i na poin t valu e tha t meet s th e emissio n limit , i n whic hcase , anowne r an d operato r onl ynee d t o recor d HAP conten t an d the resulting poin t valu e an d d o no t nee d t o trac k monthl yconsumptio n o f eac hindividua l material . 2 . Complianc e wit hAveraging Provision s T o compl ywit hth e averaging provision s fo r ope n molding operation s an d centrifuga l casting operations , yo u mus t monito r an

d record HAP conten t a s wel l a s ho wus e o f th e materia l i s spli t betwee n differen t operations , and yo u mus t recor d the computation s neede d t o showcompliance . 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 n th e propose d NESHAP t o calculat e th e poin t value s i n tha t operatio nfo r th e pas t 1 2 months . Complianc e i s the ndetermine d relative t o th e allowabl e weighte d averag e poin t valu e calculate d fo r thos e operation s fo r th e pas t 1 2 months . 3 . Complianc e wit hEquipmen t an d Wor k Practic e Standard s Th e propose d NESHAP requir e resi n an d ge l coa t mixing container s t o b e fitte d wit hcover s tha t hav e n o visibl e gaps . Yo u wil l b e require d t o inspec t containe r cover s eac hP.5 9

6 1 mont ht o ensur e the cover s ar e i nplac e an d properl y maintained . Yo u mus t recor d the result s o f th e inspections . Th e inspection s shoul d b e sufficien t t o ensur e tha t the cover s ar e i nplac e an d properl ymaintained . Monthl y inspection s ar e a reasonabl e interva l becaus e the 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 n failure . Longe r time period s betwee n inspections , however , woul d allo wa failur e t o g o to o long befor e being repaired . Th e propose d NESHAP fo r productio nresi nan d tooling resi n require s mos t manufacturer s t o us e nonatomize d resi n applicatio n method s t o comply . Thes e method s includ e flowcoater s an

d pressure-fe d resi nrollers , among others . W e coul d identif yn o parameter s t o monito r whethe r thes e method s ar e being used . Rather , complianc e throughth e us e o f thes e method s woul d b e determine d during enforcemen t inspections . A s long a s flowcoaters , pressure-fe d resi n rollers , o r othe r simila r device s ar e installe d an d operate d according t o manufacturer' s specifications , theywil l compl y wit hth e requirement s t o us e nonatomize d resi napplicatio n methods . 4 . Complianc e fo r Source s Using Enclosure s and Add-O n Contro l Device s Th e requirement s fo r enclosure s an d add-o ncontro l device s i nth e propose d NESHAP ar e consisten t wit hothe r ai r qualit yregulation s tha t requir e captur e and contro l o fP.6 0

6 2 emissions . Theyar e the minimu mneede d t o demonstrat e tha t the captur e an

d contro l system

i s operate d properly . Yo u mus t initiall ydemonstrat e complianc e wit hth e emissio nlimi t b

ydemonstrating tha t the enclosur e i s a tota l enclosur e o r b yals o measuring the fugitiv e emission s tha t escap e the enclosure . Yo u mus t als o measur e th e efficienc yo f the add-o n contro l using EPAMetho d 25 Afo r TH C (as a surrogat e fo r HAP ) o r EPAMetho d 1 8 fo r HAP . Th e EP AMetho d 1 8 measure s individua l HA P tha t yo u su mt o calculat e tota l HAP . Afte r the initia l complianc e test , 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 during the initia l test . I n the cas e o f therma l oxidizers , yo u mus t monito r an d recor d combustio n temperatur e every1 5 minute s bot h during an

d afte r th e performanc e test . Yo u mus t calculat e th e averag e temperatur e achieve d during the test . Afte r th e test , yo u mus t maintai nthe averag e temperatur e a t o r abov e th e temperatur e achieve d during the performanc e test . Temperatur e monitor s an d recorder s ar e standar d feature s o n therma l oxidizers . Fo r othe r devices , 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 the notificatio nan d reporting requirements ? Th e require d notice s an d report s ar e th e minimu m neede dP.6 1

6 3 t o determin e i f yo u ar e subjec t t o th e propose d NESHAP an d whethe r yo u ar e i n compliance . Yo u mus t submi t aninitia l notificatio nstating tha t yo u ar e subjec t t o the propose d NESHAP . Afte r the complianc e dat e fo r you r facility , yo u mus t submi t a notificatio no f you r complianc e status . Yo u mus t als o submi t semiannua l report s o f you r complianc e status . I f yo u hav e an add-o ncontro l devic e an d yo u become ou t o f compliance , 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 n t o semiannua l reporting . I f you r facilit yi s a ne wsource , yo u wil l hav e additiona l preconstructio n notificatio n requirements . Yo u wil l als o have additiona l notificatio n an d reporting requirement s i f yo u us e a nadd-o n contro l device , including notification s and report s fo r th e contro l devic e performanc e test . Thes e notificatio nan d reporting requirement s ar e consisten t wit hthos e specifie d i n th e Genera l Provision s and ar e th e minimu

m neede d fo r us:t o determin e complianc e fo r source s wit hadd-o ncontro l devices . Th e SS Mpla n specifie d b yth e Genera l Provision s wil l b e require d onl yfo r source s usin g a nadd-o n contro l devic e an d wil l appl yonl yt o th e add-o n contro l device . Fo r operation s no t using a contro l device , the natur e o f th e material s an

d equipmen t use d t o compl ywit hth e propose d Reinforce d Plasti c Composite s Productio n NESHAP i s suc htha t malfunction s wil l no t lead t o exces s emissions .P.6 2

6 4 IV . Summary

o f Environmental , Energy , andEconomi 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 existin g facilitie s manufacturin g reinforce d plasti c composite s tha t ar e majo r source s an d 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 industr yi 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 HA P emission s fro mth e reinforce d plasti c composite s industr yar e approximatel y22,20 0 tpy . Th e propose d NESHA P woul d reduc e HA P fro mexistin g source s b y14,50 0 tpy, a reductio n o f 6 5 percent . Th e propose d NESHA P wil l resul t i n smal l increase s i n othe r ai r pollutio n emission s fro mcombustio ndevice s tha t wil l b e installe d i n th e nex t 5 year s t o compl ywit htoday' s propose d rule . Thes e increase s resul t fro mbot hth e combustio n devic e directly , an d estimate d emission s tha t occu r a t electrica l generatin g plant s t o generat e th e electricit ynecessar yt o operat e th e add-o ncontrol s an d 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 n oxide 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 d Plasti cP.6 3

6 5 Composite s Productio n NESHAP 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 yusing add-o n contro l device s o r proces s modification s tha t woul d generat e wastewater . D . Wha t ar e the soli d an d hazardou s wast e impacts ? W e estimat e tha t th e propose d NESHA P wil l decreas e th e amoun t o f soli d wast e generate d b yth e reinforce d plasti c composite s industrybyapproximatel y1,40 0 tpy . Th e decreas e i n soli d wast e i s directl yrelate d t o switching t o nonatomize d resi n applicatio nequipmen t (i.e. , flowcoater s an d resi n rollers) . Switching t o flowcoater s result s i na decreas e i n overspraybecaus e o f a greate r transfe r efficienc yo f resi n fromflowcoater s t o th e par t bein g manufactured . Adecreas e i n resi noversprayconsequentl y reduce s th e amoun t o f wast e fromdisposabl 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 d o n a periodi c basi s t o preven t resi n buildu p o n th e floor . W e estimat e tha t soli d wast e generatio n o f floo r covering s wil l decreas e b

yapproximatel y36 0 tpyan d tha t cure d resi nsoli d wast e wil l decreas e b yapproximatel y1,04 0 tpy . Decrease d oversprayfromflowcoater s wil l resul t i na decrease d usag e o f PPE , whic hals o consequentl yreduce s th e amoun t o f soli d waste . Worker s wh o us e flowcoater s typicall ywea r les s PP E tha nwhe nusin g spraygun s becaus e o f th e reduce d presenc e o f resi n aerosol s an d lowe r styren eP.6 4

6 6 level s i n the workplace . Becaus e w e di d no t hav e informatio no n the man ydifferen t type s o f PP E currentl y• used , w e di d no t estimat e thi s decreas e i nsoli d waste . Some facilitie s tha t switc hfro mspra ygun s t o flowcoater s mayhav e a smal l increas e o f hazardou s wast e fro mth e use d flowcoate r cleaning solvents . However , mos t facilitie s wil l no t se e an increase , an d 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 n and catalys t t o b e mixe d insid e the gun (internal-mix ) an d mus t b e flushe d whe n wor k i s stoppe d fo r mor e thana fewminutes . External-mi xspraygun s d o no t nee d t o b e flushe d becaus e resi n i s mixe d wit hcatalys t outsid e the gun . Facilitie s tha t switc hfro

mexternal-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 fro minternal-mi xspra ygun s t o flowcoaters . Th e mos t commo n flushing solvent s ar e aceton e an d water-base d emulsifiers . Onl ya coupl e o f ounce s o f solven t ar e typicall yneede d t o flus hthe mixin g chambe r an d 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 th e potentia l solven t wast e impac t fro mswitching t o flowcoaters . Th e magnitud e o f th e impac t depend s o nth e typ e o f gu n currentl y use d (internal

- o r external-mix) , th e frequencyo f flushing , an d th e typ e o f solven t used . However , becaus e o f the smal l amoun t o f solven t used , an d sinc e mos t i s allowe d t oP.6 5

6 7 evaporate , w e believ e the 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 the energ yimpacts ? W e hav e determine d tha t th e overal l energydemand fo r operation s i n the Reinforce d Plasti c Composite s Productio n sourc e categorywil l increas e b y15 9 millio nstandard cubi c fee t pe r yea r o f natura l gas , an d 1 0 millio n kilowat 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 n the 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 n th e baselin e energyconsumptio nfo r thi s sourc e category . F . Wha t ar e the cos t impacts ? W e hav e determine 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 n bat henclosures , captur e systems , an d contro l device s a s $73. 9 millio nfo r existing source s an d $11. 7 millio n fo r ne wsources . Th e capita l cost s includ e th e cost s t o purchas e an d instal l the contro l equipment . W e hav e determine d tha t annua l cost s o f th e propose d rul e ar e $26. 0 millio npe r yea r fo r existing source s an d $3. 2 millio n fo r ne wsources . Annua l cost s includ e fixe d annua l costs , suc ha s reporting , recordkeeping an d capita l amortization , an

d variabl e annua l cost s suc ha s natura l gas .P.6 6

6 8 G . Wha t ar e the economi c impacts ? Th e Agenc yconducte d a detaile d economi c impac t analysi s t o determin e the market

- an d industry-leve l impact s associate d wit hthe propose d rule . W e expec t the 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 the propose d standards . Directl yaffecte d producer s woul d reduc e tota l productio n b y0. 8 percent , whil e unaffecte d producer s woul d increas e thei r productio n b y0. 3 percent . Market s fo r reinforce d plasti c composite s use d i n genera l construction , corrosion-resistan t products , an d lan d transportatio n ar e mor e heavil yimpacte d wit hpric e increase s o f u

p t o 0. 5 percen t an d reduction s i ndirectl y affecte d domesti c productio no f betwee n 1 an d 1. 5 percent . I n term s o f industryimpacts , captiv e producer s o f reinforce d plasti c composite s ar e expecte d t o full yabsorb 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 the marke t impact s describe d above , th e propose d NESHAP creat e bot hgainer s an d loser s withi nthe merchan t segment . Some merchan t facilitie s ar e projecte d t o experienc e profi t increase s wit hthe propose d rule ; however , the majorit ytha t continu e operating ar e projecte d t o los e profits . Furthermore , the 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 fP.6 7

6 9 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 . Base d o n th e marke t analysis , th e annua l socia l cost s o f th e propose d rul e ar e projecte d t o b e $25. 7 million . Thes e cost s ar e distribute d acros s th e man yconsumer s and producer s o f reinforce d plasti 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 d byth e propose d NESHA P losin g $19. 3 millio n an 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 n i n cost s associate d wit hth e propose d NESHAP . Fo r mor e information , consul t th e docke t fo r thi s project . V . Relationshi po f Propose dNESHA P t o Othe r Standard s and Program s unde r the CA A A . Nationa l Emissio n Standard s fo r Close d Ven t Systems . Contro l Devices . Recover yDevices , an d Routin g t o a Fue l Ga s Syste mo r a Proces s (4 0 CF RPar t 63 . Subpar t SS ) I f yo u us e a nadd-o n contro l device(s ) t o contro l emissions , yo u wil l nee d t 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 d b yth e propose d NESHA 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 n th e propose d regulator ytext .P.6 8

7 0 B . Operating Permi t Progra m Unde r the operating permi t progra mcodifie d a t 4 0 CFR part s 7 0 an

d 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 n a 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 NESHAP 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 n thei r potentia l t o emi t eve nthoughthei r actua l emission s ar e belo wthe 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 b ythe EP Aa s "syntheti c area " sources . T o become a syntheti c are a source , yo u mus t contac t you r loca l permitting authorit yt o obtai n an operating 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 CFR70.6(b) . C . NESHAP fo r Plasti c Part s an d Product s Ther e ar e currentl yNESHAP unde r developmen t fo r proposa l tha t wil l regulat e coating o f plasti c part s an d products . Th e SBA

RPane l recommende d tha t w e conside r th e interactio n o f the Plasti c Part s an d Produc t NESHA P wit hP.6 9

7 1 today' s propose d NESHAP . Th e Plasti c Part s an d Product s NESHA P ma ypotentiall yaffec t facilitie s tha t produc e reinforce d plasti c part s an d the n appl ya coatin g t o th e finishe d parts . W e hav e coordinate d wit hthi s projec t an d hav e determine d tha t ther e shoul d b e n o overla p (i.e. , specifi c operation s covere d b ytoday' s propose d NESHA P shoul d no t als o b e covere d i nth e Plasti c Part s an d Product 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 n o f effort . VI . Administrativ e Requirement s A . Executiv e Orde r 12866 : Regulator yPlannin g an d Revie 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 d regulator y actio n i s "significant " an d therefor e subjec t t o Offic e o f Managemen t an d Budge t (OMB ) revie wan d th 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 likel yt o resul t i n a rul e tha t may : (1 ) Hav e a nannua l effec t o n th 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 n o r planne d b yanothe r agency ;P.7 0

7 2 (3 ) Materiall yalte r th e budgetar yimpac t o f entitlements , grants , use r fees , o r loa n program s o r th e right s an d obligation s o f recipient s thereof ; o r (4 ) Rais e nove l lega l o r polic yissue s arisin g ou t o f lega l mandates , th e President' s priorities , o r th e principle s se t fort hi n th e Executiv e Order . Pursuan t t o th e term s o f Executiv e Orde r 12866 , th e EP A ha s submitte d thi s actio n t o OM B fo r review . Change s mad e i n respons e t o suggestion s o r recommendation s fro mOM B wil l b e documente d an d include d i n th e publi c record . B . Paperwor k Reductio n Ac t Th e informatio n collectio n requirement s i n thi s propose d rul e hav e bee n submitte d fo r approva l t o th e OM B unde r th e Paperwor k Reductio n Act , 4 4 U.S.C . 350 1 e t seq . A n IC Rdocumen t ha s bee n prepare d b yEP A(IC RNo . ) an d a cop yma yb e obtaine d fro mSand yFarme r b ymai l a t th e Offic e o f Environmenta l Information , Collectio n Strategie s Divisio n (2822) , U.S . EPA , 120 0 Pennsylvani a Avenue , NW , Washington , D C 20460 , b ye-mai l a t "farmer.sandy@epa.gov, " o r b ycallin g (202 ) 260-2740 . Acop yma yals o b e downloade d fro mth e interne t a t "http://www.epa.gov/icr. " Thes e propose d NESHA P contai n monitoring , reporting , an d recordkeepin g requirements . Th e require d notice s an d report s ar e th e minimu mneede d b yu s t o determin e wh o i s subjec t t o th e NESHA P an d whethe r yo u ar e i n compliance . Th e propose d recordkeepin g requirement s ar e th e minimu mP.7 1

7 3 necessaryt o determin e initia l an d ongoing compliance . Base d o n reporte d information , w e woul d decid e whic h reinforce d plasti c composite s facilitie s an d wha t record s o r processe s shoul d b e inspected . Th e recordkeeping an d reporting requirement s ar e consisten t wit hth e Genera l Provision s o f 4 0 CFRpar t 63 . Thes e recordkeeping an d reporting requirement s ar e specificall yauthorize d bysectio n11 4 o f th e CA A(4 2 U.S.C . 7414) . Al l informatio nsubmitte d t o u s fo r whic ha clai mo f confidentialit yi s mad e wil l b e safeguarde d according t o ou r policie s i n 4 0 CFRpar t 2 . Th e EPAexpect s thes e propose d NESHAP 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 the rule . Thi s include s 43 3 existing facilities , an

d 5 3 ne wreinforce d plasti c composite s facilitie s wil l become subjec t t o th e propose d NESHAP during the 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 d NESHA P fo r industryan

d the implementing agenc yi s outline d below . Yo u ca n fin d th e detail s o f thi s informatio ncollectio n i n the "Standard Form8 3 Supporting Statemen t fo r ICRNo . , " i nDocke t No . A-94-52 .

Affecte d entit y Tota l hour s Labo r cost s Tota l Annua l O& M Cost s Tota l

cost sP.7 2

7 4 Industr

y Implementing agenc y 15,12 2 11,29 3 $573,12 0

$450,97 2 $17,26 5

N A $690,38 5

$450,97 2 Burde nmean s th e tota l time , effort , o r financia l resource s expende d byperson s t o generate , maintain , retain , o r disclos e o r provid e informatio n t o o r fo r a Federa l agency . Thi s include s th e time neede d t o revie w instructions ; develop , acquire , install , an d utiliz e technolog

yan d system s fo r the purpose s o f collecting , validating , and verifying information , processing and maintaining information , an d disclosing an

d providing information ; adjus t th e existing way s t o compl ywit han y previousl yapplicabl e instruction s an d requirements ; 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 d revie wthe collectio n o f information ; an d transmi t o r otherwis e disclos e th e information . An agenc ymayno t conduc t o r sponsor , an d a perso ni s no t require d t o respond t o a collectio no f informatio n unles s i t display s a currentl yvali d OMB contro l number . Contro l number s fo r EPA' s regulation s ar e liste d i n 4 0 CFR par t 9 an

d 4 8 CFR chapte r 15 . Comment s ar e requeste d o n th e Agency' s nee d fo r thi s information , th e accurac yo f th e provide d burde nestimates , an d an ysuggeste d method s fo r minimizing responden t burden , including th e us e o f automate d collectio ntechniques . SendP.7 3

7 5 comment s o n the IC

Rt o the 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 ; and t o th e Offic e o f Informatio nan d RegulatoryAffairs , OMB , 72 5 17t hStreet , NW , Washington , D C 20503 , marke d "Attention : Des k Office r fo r EPA. " Includ e th e ICRnumbe r i nan ycorrespondence . Sinc e OMB i s require d t o mak e a decisio n concerning the ICRbetwee n 3 0 an d 6 0 day s afte r f INSER T DAT E O

F PUBLICATIO

N O F THI S PROPOSEDRULE IN THE FEDERA L REGISTER] , a commen t t o OMB i s bes t assure d o f having it s ful l effec t i f OMB receive s i t by[INSER T DAT E 3 0 DAY S AFTE

RPUBLICATIO

N O F THI S PROPOSEDRULE IN THE FEDERA

L REGISTER] . The fina l rul e wil l respond t o an yOMB o r publi c comment s o n th e informatio n collectio nrequirement s containe d i n thi s proposal . C . Executiv e Orde r 13132 . Federalis m Executiv e Orde r 13132 , entitle d "Federalism " (6 4 FR 43255 , Augus t 10 , 1999) , require s EPAt o develop a n accountabl e proces s t o ensur e "meaningfu l an d timel yinpu t b yStat e an

d loca l official s i n the developmen t o f regulatorypolicie s tha t hav e federalis m implications. " "Policie s tha t hav e federalis mimplications " i s define d i n th e Executiv e Orde r t o includ e regulation s tha t hav e "substantia l direc t effect s o n the States , o nth e relationshi p betwee n th e nationa l governmen t an d th e States ,P.7 4

7 6 o r o n the distributio n o f powe r an d responsibilitie s among the 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 s o nthe States , o n the relationshi p betwee nth e nationa l governmen t an

d the States , o r o nth e distributio no f powe r an d responsibilitie s among the 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 NESHAP ar e owne d byStat 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 resulting fromthi s propose d rule . Furthermore , thes e propose d NESHAP d o no t requir e thes e government s t o tak e o nan yne wresponsibilities . Thus , the requirement s o f sectio n6 o f the Executiv e Orde r d o no t appl yt o thi s propose d rule . Thus , Executiv e Orde r 1313 2 doe s no t appl yt o thi s rule . I n the spiri t o f Executiv e Orde r 13132 , an d consisten t wit hEPApolic yt o promot e communication s betwee nEPAan d Stat e an

d loca l governments , EPAspecificall ysolicit s commen t o n thi s propose d rul e from Stat e an

d loca l officials . D . Executiv e Orde r 13084 . Consultatio nan d Coordinatio n wit hIndian Triba l Government s Unde r Executiv e Orde r 13084 , w e ma yno t issu e a regulatio n tha t i s no t require d b ystatute , tha t7 7

significantl yo r uniquel yaffect s the communitie s o f Indian triba l governments , an d tha t impose s substantia l direc t complianc e cost s o n thos e communitie s unles s the Federa l governmen t provide s th e fund s necessaryt o payth e 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 ybyconsulting , w e ar e require d b

yExecutiv e Orde r 1308 4 t o provid e t o the OMB i n a separatel yidentifie d sectio n o f th e preambl e t o th e rule , a descriptio no f the exten t o f ou r prio r consultatio n wit hrepresentative s o f affecte d triba l governments , a summaryo f the natur e o f thei r concerns , an d a statemen t supporting th e nee d t o issu e th e regulation . I n addition , Executiv e Orde r 1308 4 require s u s t o develop a n effectiv e proces s permitting electe d official s an d othe r representative s o f Indian triba l government s "t o provid e meaningfu l an

d timel yinpu t i nthe developmen t o f regulatory policie s o n matter s tha t significantl yo r uniquel yaffec t thei r communities. " W e ar e no t awar e o f anyIndiantriba l government s o r communitie s affecte d b yth e propose d rule . Accordingly , th e requirement s o f sectio n 3(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 Reform Ac t o f 199 5 Titl e I I o f the Unfunde d Mandate s ReformAc 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 regulatoryaction sP.7 6

7 8 o nState , local , an d triba l government s an d the privat e sector . Unde r sectio n20 2 o f the UMRA , w e mus t generall y prepar e a writte n statement , including a cost-benefi t analysis , fo r propose d an d fina l rule s wit h"Federa l mandates " tha t mayresul t i n expenditure s t o State , local , an d triba l governments , i n th e aggregate , o r t o th e privat e sector , o f $10 0 millio n o r mor e i nan y1 year . Befor e promulgating a rul e fo r whic ha writte nstatemen t i s needed , sectio n 20 5 o f the UMR Agenerall yrequire s u s t o identif y an d conside r a reasonabl e numbe r o f regulatoryalternative s an d adop t the leas t costly , mos t cos t effective , o r leas t burdensome alternativ e tha t achieve s the objective s o f the rule . Th e provision s o f sectio n 20 5 d o no t appl ywhe n the y ar e inconsisten t wit happlicabl e law . Moreover , sectio n20 5 allow s u s t o adop t a n alternativ e othe r tha nth e leas t costly , mos t cost-effective , o r leas t burdensome alternativ e i f th e Administrato r publishe s wit hth e fina l rul e a n explanatio n wh

ytha t alternativ e wa s no t adopted . Befor e w e establis han

yregulatoryrequirement s tha t maysignificantl y o r uniquel yaffec t smal l governments , including triba l governments , i t mus t hav e develope d unde r sectio n20 3 o f th e UMR Aa smal l governmen t agenc yplan . Th e pla nmus t provid e fo r notifying potentiall yaffecte d smal l governments , enabling official s o f affecte d smal l government s t o hav e meaningfu l an

d timel yinpu t i nth e developmen t o f ou r regulatoryproposal s wit hsignifican t Federa lP.7 7

7 9 intergovernmenta l mandates , an d informing , educating , an d advising smal l government s o n complianc e wit hthe regulatory requirements . W e hav e determine d tha t thi s propose d rul e doe s no t contai na Federa l mandat e tha t mayresul t i nexpenditure s o f $10 0 millio n o r mor e b yState , local , an d triba l governments , i n th e aggregate , o r th e privat e secto r i nan y 1 year . Th e tota l cos t t o the privat e secto r i s approximatel y$7 2 millio npe r year . Thi s propose d rul e contain s n o mandate s affecting State , local , o r Triba l governments . Thus , today' s propose d rul e i s no t subjec t t o the requirement s o f section s 20 2 an d 20 5 o f the UMRA . W e hav e determine d tha t thi s propose d rul e contain s n o regulatoryrequirement 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 . RegulatoryFlexibilit yAc t (RFA) . a s amende d b yth e Smal l Busines s RegulatoryEnforcemen t Fairnes s Ac t o f 199 6 (SBREFA) . 5 U.S.C . 60 1 e t sea . Th e RF Agenerall yrequire s a n agenc yt 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 th e Administrativ e Procedur e Ac t o r an yothe r statut e unles s th e agenc ycertifie s tha t th e rul e wil l no t hav e a significan t economi c impac t o n a substantia l numbe r o f smal l entities .P.7 8

8 0 Smal l entitie s includ e smal l businesses , smal l organizations , an

d smal l governmenta l jurisdictions . Fo r purpose s o f assessing th e impact s o f today' s propose d rul e o n smal l entities , smal l entit yi s define d a s (1 ) a smal l busines s ranging fro m500-1,00 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 n o f les s than 50,000 ; an d (3 ) a smal l organizatio n tha t i s an ynot-for-profi t enterpris e whic hi s independentl yowne d an d operate d an

d i s no t dominan t i n it s field . Th e tabl e belo wpresent s the siz e threshol d fo r smal l businesse s b

ySI C Code . Categor y

Manufacturin g SI C Code s

362 1 371 1 371 6 372 8 374 3 282 1 329 6 343 1 353 1 361 2 361 3 366 3 371 4 NAIC S Code s

33531 2 336211 , 336112 , 3361 2 33621 3 33641 3 3365 1 32521 1 32799 3 33299 8 33312 , 3365 1 33531 1 33531 3 3342 2 33653 , 33639 9 Maximu m Numbe r o f Employee s t o b e Considere d a Smal l Busines s 100 0

75 0P.7 9

8 1 Al l othe r Al l othe r 50 0 identifie d identifie d SI C Code s NAIC S Code s i n i n thi s thi s sourc e sourc e category category I n accordanc e wit hsectio n60 3 o f the RFA , EPAprepare d a ninitia l regulatoryflexibilit yanalysi s (IRFA ) tha t examine s th e impac t o f the propose d rul e o n smal l entitie s along wit hregulatoryalternative s tha t coul d reduc 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 the CA Arequire s u s t o lis t categorie s an d subcategorie s o f majo r source s and , i n some cases , are a source s o f HAP an

d t o establis hNESHAP fo r the liste d sourc e categorie s an

d subcategories . Reinforce d plasti c composite s productio n (major source s only ) wa s include d o nthe initia l lis t o f sourc e categorie s publishe d o nJul y16 , 199 2 (5 7 FR 31576) . Majo r source s o f HAP ar e thos e tha t hav e the potentia l t o emi t greate r than 1 0 tpyo f an yon e HAP o r 2 5 tp yo f an ycombinatio n o 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 n maximu machievabl e contro l technolog yt o al l majo r source s i n thi s sourc e category . Th e criteri a use d t o establis hMAC T ar e containe d i nsectio n11 2 (d ) o f the CAA . Base d o n SB

Asiz e definition s an d reporte d sale s an dP.8 0

8 2 employmen t data , EPAidentifie d 27 8 o f the 35 6 companie s owning reinforce d plasti c composite s facilitie s a s smal l businesses . Althoughsmal l businesse s represen t almos t 8 0 percen t o f th e companie s withi n th e sourc e category , they ar e expecte d t o incur onl y3 1 percen t o f the tota l industry 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 industryaverag e o f $70,00 0 pe r company . Unde r th e propose d standards , the 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 EPAestimate s tha t 1 7 percen t o f smal l businesse s (o

r 4 7 firms ) mayexperienc e a n impac t greate r than 1 percen t o f sales , bu t onl y3 percen t o f smal l businesse s (o

r 8 firms ) mayexperienc e a nimpac t greate r than 3 percen t o f sales . Th e Agenc yals o performe d a n economi 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 industryi s characterize d byprofi t margin s o f 3 t o 4 percent . Smal l businesse s wer e foun d t o hav e highe r per-uni t productio n cost s unde r baselin e 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 d by smal l busines s ar e a t ris k o f closur e becaus e o f thi sP.8 1

8 3 propose d rule . Althoughan

yfacilit yclosure s ar e caus e fo r concern , the numbe r o f facilitie s a t ris k fo r closur e woul d b e the same 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 the 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 . W e d o no t believ e w e ca n mak e the propose d rul e an yles s stringen t an d compl ywit h th e objective s o f th e CAA . 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 n i n thi s propose d rul e indicate d greate r impact s o n smal l businesse s tha n thos e propose d today . I nearlie r versions , almos t 4 2 percen t o f th e tota l industrycomplianc e cost s woul d hav e bee n incurre d bysmal l businesse s (compared wit h3 1 percen t o f cost s incurre d bysmal 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 n roughl y$50,00 0 pe r smal l compan y(compared 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 tha n 1 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 than 3 percen t o f sale sP.8 2

8 4 (compared wit h3 percen t o f smal l businesse s i n today' s proposal) . The reductio ni nsmall-busines s cost s fro m earlie r version s o f thi s propose d rul e i s attributabl e t o EPA' s outreac han

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

d CA Arequirements , including th e conduc t o f a SBA RPanel , a s discusse d furthe r below . Th e projecte d reporting an d recordkeeping fo r thes e smal l businesse s includ e initia l notifications , startu p notification s an

d complianc e reports . Thes e requirement s wer e discusse d i n mor e detai l unde r the discussio no f the Paperwor k Reductio n Ac 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 n the firs t thre e years . Th e professiona l skill s require d t o complet e thes e report s includ e the abilit yt o calculat e emission s an d resi n us e an

d read an

d follo wrepor t forma t guidance . Al l facilitie s impacte d b y thi s propose d rul e shoul d hav e personne l wit hth e necessary skill s becaus e theywoul d nee d thes e skill s t o compl ywit h othe r regulatoryrequirement s suc ha s Toxi c Releas e Inventory(TRI ) reporting . Provision s t o minimiz e th e reporting and recordkeeping requirement s o n smal l busines s hav e bee nincorporate d int o thi s propose d rule . Thes e provision s includ e allowing : th e facilit yt o substantiat e resi n and ge l coa t HA P content s wit hMateria l Safet yDat a Sheet s rathe r the nrequiringP.8 3

8 5 testing o f eac hresi nan d ge l coat ; us e o f resi n purchas e record s t o determin e resi nuse ; an d exemptio no f facilitie s tha t ca n demonstrat e tha t al l thei r resi nan d ge l coat s compl ywit hthe require d HAP conten t limit s fro mthe requiremen t t o keep record s o f resi n us e and calculat e poin t valu e averages . Thes e provision s hav e als o bee n extende d t o al l companie s subjec t t o today' s propose d NESHAP . Thes e facilitie s mayals o b e subjec t t o the NESHAP being develope d fo r plasti c part s an d products . Ther e shoul d b e n o duplicatio n o f effor t a s a resul t o f thi s propose d rul e an

d the Plasti c Part s an d Product s NESHAP being develope d becaus e thes e NESHAP wil l cove r differen t operations . Facilitie s subjec t t o thi s propose d rul e ar e als o subjec t t o emission s estimat e reporting unde r the TR I requirements . I n thi s propose d rule , w e coul d determin e n o way s t o combin e TR I an d th e reporting requirement s o f the propose d NESHAP becaus e th e objective s an d statutory authoritie s o f thes e requirement s ar e different . However , w e invit e comment s fro mal l intereste d partie s o nway s t o combin e thes e report s and stil l mee t th e statutory requirement s o f th e CAA . A s indicate d above , w e hav e incorporate d significan t alternative s int o the 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 bysectio n609(b ) o f th e RFA , EP Aconducte d outreac ht o smal l entitie s an d convene d a SBA

Rpane l t oP.8 4

8 6 revie wadvic e an

d recommendation s fro mrepresentative s o f the smal l entitie s tha t potentiall ywoul d b e subjec t t o the propose d rul e requirements . Th e pane l convene d o n Apri l 6 , 200 0 an d wa s comprise d o f representative s fromOMB , the SB A Offic e o f Advocacy , th e EP ASmal l Busines s Advocac yChair , an d the Emissio n Standard s Divisio n o f th e Offic e o f Ai r Qualit yPlanning 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 n o f the differen t industrysector 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 and technica l material s explaining the rule-in-progres s t o th e SER . O n May2 , 2000 , th e pane l me t wit hth e SE Rt o hea r thei r comment s o n preliminaryoption s fo r regulatoryflexibilit y an d relate d information . Th e pane l als o receive d writte n comment s fro

mthe SE Ri n respons e t o bot hth e outreac h material s an

d th e discussion s a t the meeting . Consisten t wit hRFA/SBREFArequirements , th e pane l evaluate d th e assemble d material s an d small-entit ycomment s o nissue s relate d t o the element s o f the IRFA . Acopyo f the pane l repor t i s include d i nthe docke t fo r thi s propose d rule .Th e pane l considere d numerou s regulatoryflexibilit y option s i n respons e t o concern s raise d b yth e SER . Th e majo r concern s include d th e affordabilit yan d technica l feasibilit yo f add-o n controls , the resi nan d ge l coa t HA PP.8 5

8 7 content s require d t o mee t some o f th e MAC T floors , and the regulatorytreatmen t o f specialit yproducts . Thes e ar e th e majo r pane l recommendation s and EPA' s respons e i n today' s proposal :

• Recommend setting 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 n today' s action , EPApropose s t o allo w facilitie s owne d bysmal l firm s t o emi t 25 0 tpy(a s distinc t fromth e 10 0 tpylimi t fo r facilitie s owne d b y larg e firms ) befor e installing add-o ncontrols .

• Recommend setting the ne wsourc e floo r fo r small-owne d source s a t the leve l o f th e existing sourc e floor . Response : Today' s proposa l include s thi s provision .

• Recommend establishing 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 EPAdi d explor e thi s possibilit ywit h industrysources . Althoughw e coul d no t devis e a workabl e pollution-preventio nalternativ e t o includ e i n today' s proposal , the Agenc yi s requesting commen t o n ho wsuc ha mechanis mmigh t b e structure d withi nth e requirement s o f th e CAA .

• Recommend allowing individua l facilitie s t o us e theP.8 6

8 8 sam e resi n i nal l resi n applicatio n processes . Response : Today' s proposa l include s thi s provision .

• Reconside r the resi nHAP conten t requiremen t fo r tooling resins . Response : Today' s proposa l include s a revise d provision .

• Recommend separat e floor s fo r whit e an d non-whit e ge l coats . Response : Today' s proposa l include s thi s provision .

• Reconside r the Agency' s estimate s o f the cos t o f add-o n controls . Response : Eve n thoughtoday' s proposa l eliminate s th e likelihoo d tha t existing small-owne d facilitie s wil l b e subjec t t o add-o ncontrols , EPAha s reconsidere d it s cos t estimate s i n ligh t o f thos e offere d b ythe industry . A s discusse d elsewher e i nthi s preamble , EPA continue s t o believ e ou r estimate s ar e realistic .

• Recommend grouping high-strengt happlication s wit h corrosion-resistan t operations . Response : Today' s proposa l include s thi s provision . Detaile d informatio n o nal l thes e recommendation s i s containe d i n th e pane l repor t i nth e docke t fo r thi s propose d rule . G . Nationa l Technolog yTransfe r an

d Advancemen t Ac t Sectio n 12(d ) o f the Nationa l TechnologyTransfe r an d Advancemen t Ac t (NTTAA ) o f 199 5 (Publi c LawNo . 104-113 ; 1 5P.8 7

8 9 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 byon 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 t us e availabl e and 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 , and 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 d EP 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 byDirec t Interfac e Ga s Chromatography-Mas s Spectrometr y (GC/MS) , i s appropriat e i nth e case s describe d belo wfo r inclusio ni n thi s propose d rul e i n additio nt o th e currentl y availabl e EP AMetho d 1 8 codifie d a t 4 0 CF Rpar t 60 ,P.8 8

9 0 appendi xA . Simila r t o EPA' s performanc e base d Metho d 18 , AST M D6420-9 9 i s als o a performanc e base d metho d fo 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 and automate d GC/MS . Whil e offerin g advantage s ove r th e traditiona l Metho d 18 , th e AST Mmetho d doe s allo wsom e les s stringen t criteri a fo r acceptin g GC/M S result s tha nrequire d byMetho d 18 . Therefore , AST MD6420-9 9 i s a suitabl e alternativ e t o Metho d 1 8 where : (1 ) th e targe t compound(s )
ar e thos e liste d i n Sectio n 1. 1 o f AST MD6420-99 , an d (2 ) th e targe t concentratio n i 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 bymas s spectrometry , th e regulatio n specifie s tha t th e additiona l syste mcontinuin g calibratio n chec k afte r eac hrun , a s detaile d i nsectio n 10.5. 3 o f th e AST Mmethod , mus t b e followed , met , documented , an d submitte d wit 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 d i 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 .P.8 9

9 1 A s a result , EPApropose s t o incorporat e b yreferenc e (IBR ) ASTM6420-9 9 int o 4 0 CFR63.1 4 fo r applicatio n wit h propose d subpar t WWW Wo f par t 63 . Th e EPAwil l als o cit e Metho d 1 8 a s a ga s chromatograph y(GC ) optio ni nadditio nt o ASTMD6420-99 . Thi s wil l allowth e continue d us e o f othe r GC configurations . I n additio n t o the voluntaryconsensu s standard s EPA propose s t o us e i n thi s propose d rule , the searc hfo r emission s monitoring procedure s identifie d 1 7 othe r voluntaryconsensu s standards . Th e EPAdetermine d tha t 1 3 o f thes e 1 7 standard s identifie d for.measuring emission s o f the HAP o r surrogate s subjec t t o emissio nstandard s i n the 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 the 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 non the 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 n the docke t fo r thi s propose d rule . Th e EPAtake s comment s on propose d complianc e demonstratio n requirement s i n thi s propose d rulemaking an d specificall yinvite s the publi c t o identif ypotentiall yP.9 0

9 2 applicabl e voluntar yconsensu s standards . Commentor s shoul d als o explai nwhythi s propose d rul e shoul d adop t thes e voluntar yconsensu s standard s i nlie u o f o r i nadditio nt o EPA' s methods . Emissio n tes 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 , includin g 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 tha nMetho d 301 , 4 0 CF Rpar t 63 , appendi xAwa s used) . Tabl e 6 o f propose d subpar 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 n use d byState s an d industr yfo r mor e tha n 1 0 years . Nevertheless , unde r §63.7(f) , th e proposa l als o allow s anyStat e o r sourc e t o appl yt o EP Afo r permissio n t o us e a nalternativ e method s i n plac e o f anyo f th e EP A testin g method s o r performanc e standard s liste d i 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 yRisk s Executiv e Orde r 1304 5 (6 2 F R19885 , Apri l 23 , 1997 ) applie s t o an yrul e that : (1 ) i s determine d t o b e "economicall ysignificant " a s define d unde 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 n children . I f th e regulator yP.9 1

9 3 actio n meet s bot hcriteria , the Agenc ymus t evaluat e the environmenta l healt ho r safet yeffect s o f the planne d rul e o nchildren , an

d explai n wh

ythe planne d regulatio ni s preferabl e t o othe r potentiall yeffectiv e an d reasonabl y feasibl e alternative s considere d b yth e Agency . Th e EPAinterpret s Executiv e Orde r 1304 5 a s applying onl yt o thos e regulatoryaction s tha t ar e base d o nhealt ho r safet yrisks , suc htha t the analysi s require d unde r sectio n 5-50 1 o f th e Executiv e Orde r ha s th e potentia l t o influenc e the regulation . Thi s proposa l i s no t subjec t t o Executiv e Orde r 1304 5 becaus e i t i s base d o ntechnologyperformanc e an d no t o n healt ho r safet yrisks . Additionally , thi s propose d rul e i s no t economicall ysignifican t a s define d by Executiv e Orde r 12866 .P.9 2

9 4 NESHAP : Reinforce d Plasti c Composite s Productio n

Propose d Rule s - Pag e 9 4 o f 18 7 Lis t o f Subject s in4 0 CF RPar t 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.9 3

9 5 Fo r th e reason s state d i n th e preamble , titl e 40 , chapte r I , par t 6 3 o f the Cod e o f the Federa l Regulation s i s propose d t o b e amende d a s follows : PART 6 3 - - [AMENDED ] 1 . Th e authorit ycitatio nfo r par t 6 3 continue s t o read a s follows : Authority : 4 2 U.S.C . 7 4 0 1 e t seq . 2 . Sectio n 63.1 4 i s propose d t o b e amende d b yadding paragrap h(b ) ( ) t o read a s follows : §63.1 4 Incorporatio nb y referenc e

**** * (b ) * * * ( ) ASTMD6420-99 , Standard Tes t Metho d fo r Determinatio no f Gaseou s Organi c compound s byDirec 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 d b yadding subpar t WWWW t o read a s follows : Subpar t WWWW-Nationa l Emissio nStandard s for Hazardou s Ai r Pollutants : ReinforcedPlasti 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 A

mI 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 d plastic s composite sP.9 4

9 6 productio n facilit yi s a ne waffecte d sourc e o r a n existing affecte d source ? §63.579 7 Wha t ar e mode l poin t value s an d ho war e they use d i n thi s subpart ? §63.579 8 Ho wd o I determin e m yfacility' s HAP emission s o n a ton s pe r yea r (tpy ) basis ? §63.580 0 Whe nd o I have 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 m yoption s fo r meeting th e standard s fo r ne wan d existing ope nmoldin g an d centrifuga l casting operations ? §63.582 0 Wha t ar e m yoption s fo r meeting the standard s fo r continuou s lamination/casting operations ? §63.582 5 Wha t ar e m yoption s fo r meeting th e standard s fo r ne wpultrusio n operations ? §63.583 0 Wha t ar e m yoption s fo r meeting th e standard s fo r existing pultrusio n operations ? Genera l Complianc e Requirement s §63.583 5 Wha t ar e m ygenera l requirement s fo r complying wit hthi s subpart ? Testin gan dInitia l Complianc e Requirement s §63.584 0 Bywha 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

d designevaluations ? §63.585 5 Wha t ar e m ymonito r installatio nand operatio n requiremen t s ? §63.586 0 Ho wd o I demonstrat e initia l complianc e wit hth e

standards ? Additiona l Complianc e Calculatio nProcedure s for 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 hthe standard s fo r continuou s lamination/casting operations ? §63.587 0 Ho wd o I calculat e annua l uncontrolle d an dP.9 5

9 7 controlle d emission s fro mmywet-ou t area(s ) an d fro mmyoven(s) ? §63.587 5 Ho wd o I determin e th e captur e efficienc yo f th e

enclosur e o n mywet-ou t are a an d th e captur e efficienc yo f myoven(s) ? §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 d t 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 d collec 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 d when ? §63.591 0 Wha t report s mus t I submi t an d when ? §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 myrecords ? Othe r Requirement s andInformatio n §63.592 5 Wha t part s o f th e Genera l Provision s appl yt o me ? §63.593 0 Wh o implement s an d enforce 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 n Moldin g an d Centrifuga 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 n Limit s fo r Existin g Smal l Busines s Source s Emittin g Les s Tha n 25 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 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 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 rP.9 6

9 8 Ne wand Existin g Source s Usin g Add-O n Contro l Device s Tabl e 7 t o Subpar t WWWW- 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 WWWW- Initia l Complianc e Wit hEmissio n Limit s Tabl e 9 t o Subpar t WWW W- Initia l Complianc e Wit hWor k Practic e Standard s fo r Existin g Source s Tabl e 1 0 t o Subpar t WWWW- Dat a Requirement s fo r Ne wan d Existin g Continuou s Laminatio n Line s and Continuou s Castin g Line s Complyin g 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 Existin g Continuou s Laminatio n an d Continuou s Castin g Line s Complyin g wit ha Percen t Reductio nLimi t o r a Lbs/To nLimi t o na n Averagin g Basi s Tabl e 1 2 t o Subpar t WWWW- Dat a Requirement s fo r Ne wan d Existin g Continuou s Laminatio n Line s and Continuou s Castin g Line s Complyin g wit ha Lbs/To n o n a Pe r Lin e Basi s Tabl e 1 3 t o Subpar t WWW W- Applicabilit yan d Timin g 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 WWW W 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 an d continuou s complianc e wit hth e emissio n standards . §63.578 5 AmI 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 nP.9 7

9 9 consist s o f operation s i n whic hreinforce d and/o r nonreinforce d plasti c composite s o r plasti c moldin g 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 l 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 d plasti c composite s productio n als 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 d sourc e consist s o f al l part s o f you r facilit yengage d i n th 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 d i n reinforce d plastic s composite s manufacture , materia l storage , an yothe r plasti c composite s operations . §63.5795 Ho wd o I kno wi f m yreinforce d plastic s composite s productio n facilit yi s a ne waffecte d sourc e o r a nexistin g affecte d source ? (a ) Areinforce d plasti c composite s productio n facilit yi s a ne waffecte d sourc e i f i t meet s al l th e10 0

criteri a i n paragraph s (a)(1 ) an d (2 ) o f thi s section . (1 ) Yo u commenc e constructio n o f th e affecte d sourc e afte r fINSER T DAT E O F PUBLICATIO NO F THI S PROPOSE D RUL E I N TH E FEDERA L REGISTER l . (2 ) Whe n yo u commenc e construction , n o othe r reinforce d plasti c composite s productio n affecte d sourc 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 d ho war e the yuse d i n thi s subpart ? Th e mode l poin t valu e i s a numbe r calculate d usin 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 d centrifuga 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 n o f resi no r ge l coa t applied . Poin t value s ar e use d i n thi s subpar t t o determin e complianc e wit hcertai n emissio n limit s i nTable s 3 an d 5 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 d onl 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 d i 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 n aP.9 9

10 1 ton s pe r yea 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 n eithe r paragrap h(a ) o r (b ) o f thi s sectio nan d calculat e th e combine d HA 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 d bul 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 n o f resi n an d ge l coa t basis . Bas e th e weighte d averag e o nth e 1 2 month s o f operatio n prio r t o th e effectiv e dat e o f thi s subpart . Multipl yth e weighte d averag e emissio nfacto r b y resi n an 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 d o nth e poin t valu e equation s i n Tabl e 1 o f thi s subpart , o r yo u ma yus e an y emissio n facto 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 d annually . (2 ) Conduc t performanc e testing . Perfor mperformanc e testin g usin g th e method s specifie d i 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 n an d ge l coa t used . Th e tes tp. 1

10 2 shoul d b e performe d unde r condition s expecte d t 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 l resi n an d ge l coa t us e t o determin e annua l emissions . (b ) Fo r ne wfacilities , calculat e a weighte d averag e emissio n facto r o n a lbs/to no f resi nan d ge l coa t basis . Bas e th e weighte d averag e o nyou r projecte d operatio nfo r th e 1 2 month s subsequen t t o facilit ystartup . Multipl yth e weighte d averag e emissio n facto r b yprojecte d resi nus e ove r th e sam e period . Yo u ma ycalculat e thi s emissio nfacto r base d o n th e poin t valu e equation s i nTabl e 1 o f thi s subpart , o r yo u ma yus e an yemissio nfacto r approve d b 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 d an d reporte d annually . §63.580 0 Whe n d 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 . (b ) I f you r facilit yi s a ne waffecte d sourc e an d emit s les s tha n 10 0 tp yo f HA P a t 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 n you 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 n 3 year s o f th e dat e you r facilit ymeet s o r exceed s th e 10 0 tp yP. 2

10 3 threshold . (c ) I f you r facilit yi s a nexisting affecte d sourc 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 tpyo f HAP (i f yo u ar e no t a smal l business ) a t the time o f initia l complianc e wit hthi s subpart , an d subsequentl y increase s it s actua l HAP emission s t o 25 0 tpyo 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 the standard s a t §63.5805(b) . Yo u mus t b e i n complianc e wit hthes e mor e stringen t standard s withi n 3 year s o f th e dat e you r facilit y meet s o r exceed s the 25 0 tp yo r 10 0 tpythreshold . 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 ) through(f ) o f thi s sectio n tha t apply . Ther e ar e option s t o meeting thes e standard s describe d i n §§63.581 0 through 63.5830 . (a ) I f yo u hav e an existing facilit ytha t i s a smal l business , a s define d b ythe Smal l Busines s Administration' s (SBA's ) regulation s a t 1 3 CF R121.201 , an d emit s les s tha n 25 0 tpyo 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 tpyo r les s o f HA P fromthe combinatio n o f al l ope nmolding , centrifuga l casting , continuou s lamination/casting , pultrusion , SMC manufacturing , and mixing/BMC manufacturing , yo u mus t mee t the annua l averag eP. 3

10 4 emissio nlimit s i nTabl e 3 o f thi s subpar t an d th e wor k practic e standard s i n Tabl e 4 o f thi s subpar t tha t appl yt o 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 tpyo r mor e o f HAP , o r i f yo u 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 from.th 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 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 n Tabl e 4 o f thi s subpar t tha t appl yt o you . A s a n alternativ e t o meetin g 9 5 percen t b yweight , yo u ma ymee t th e emissio n limit 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 n plu s an d nea 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 n 10 0 tp yo f HA P fro m

th 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 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 .P. 4

10 5 (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 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 reduc e th e tota l HA P emission s fro mthes 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 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 y alternativel ymee t a n emissio n limi 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 applied . (e ) I f yo u us e a nadd-o n contro l devic e t o compl ywit h thi s subpart , yo u mus t mee t al l requirement s containe d i n 4 0 CF Rpar t 63 , subpar t SS .

Option s fo r Meetin gStandard s §63.581 0 Wha t ar e m voption s fo r meetin g th e standard s fo r ne wan d existin g ope nmoldin g an d centrifuga l castin g operations ? Yo u mus t us e on e o f th e followin g method s i nparagraph s (a ) throug h(c ) o f thi s sectio n t 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 nan d fo r eac hP. 5

10 6 centrifuga l castin g operatio ni n Tabl e 3 o r 5 o f thi s subpar t tha t appl yt o you . Thi s i s don e i ntw o steps . First , determin e a poin t valu e fo r eac hindividua l resi n an d ge l coat , applicatio n method , an d contro l metho d yo u us e i n a particula r operation . Then , calculat e a weighte d averag e o f thos e poin t value s base d o nresi nan d ge l coa t use . Thes e calculation s shal l b e performe d monthly . 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 n Tabl e 3 o r 5 o f thi s subpart , base d o n a 12-mont hrollin g average . Th e procedure s ar e describe d i n paragraph 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 n eac 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 n technique , 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 n contro l devic e t o mee t th e poin tP. 6

10 7 value , yo u mus t determin e the add-o ncontro l facto r by conductin g captur e an d contro l efficienc ytesting a s indicate d i n Tabl e 6 o f thi s subpart . Th e poin t valu e calculate d fromth e equation s i nTabl e 1 o f thi s subpar t i s multiplie d b

yth e add-o n contro l facto r t o calculat e th e poin t valu e afte r control . Us e Equatio n1 o f thi s sectio n t o calculat e th e add-o n contro l facto r use d i nth e mode l poin t valu e equations . ^J J -> T , - i % Contro l Efficienc y Add-o n Contro l Facto r = 1 - —(R O 1 ' 10 0 vq " ; Where : % Contro l Efficienc y= a valu e calculate d from emissio n tes 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 n poin t valu e fo r eac hcalenda r mont hfo r eac hope nmoldin g operatio nand fo r eac hcentrifuga l casting operatio n b ycalculating th e weighte d averag e o f th e individua l proces s streampoin t value s withi n eac hrespectiv e operation . T o d o this , su m th e produc t o f you r actua l proces s strea mpoin 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 stream and divid e th e numerato r byth 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 proces s streams . Us e Equatio n 2 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. 7

108

Actua l Operatio n Poin t Valu e n

2 J (Actual Proces s Strea mPV ± * Material . i= l 2J Material . (Eq.2 )
i= l

Where : Actua l Proces s Strea mPV ± = actua l poin t valu e fro mproces s strea

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

ge l coa t plu s use d during the calenda r mont hfo r proces s strea

mi , 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 th e weighte d averag e poin t valu e o f the ope n molding operation s an

d the weighte d averag e poin t valu e o f the 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 n using thi s averaging option , d o no t appl ythe procedure s acros s ope n molding an d 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 n Tabl e 3 o r 5 o f thi s subpart , an d th e amoun t o f nea t resi n plu s o r nea t ge l coa t plu s use d i neac hoperatio nP. 8

10 9
an d divid e th e numerato r b yth e tota l amoun t o f nea t resi n plu s an d nea t ge l coa t plu s use d i nth e operation . Us e Equatio n 3 o f thi s sectio nt o calculat e th e weighte d averag e poin t value .

2 ( PV i * Material.. ) Weighte d Averag e Poin t Valu e = ^- i (Eq . 3 ) 2 J Material .

Where : FV ± = poin t valu e fro moperatio ni , lbs/to n

fro mTabl e 3 o r 5 o f thi s subpar t Materia ^ = nea t resi n plu s o r nea t ge l coa t plu s

use d durin g 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 ysummin g th e produc t o f you r actua l operatio npoin t value s an d th e amoun t o f nea t resi n plu s an d nea t ge l coa t plu s use d i neac hoperatio nan d dividin g th e numerato r b yth e tota l amoun t o f nea t resi n plu s an d nea t ge l coa t plu s use d i n th e operatio ngroupings . Yo u mus t calculat e you r actua l individua l poin t value s fo r eac hoperatio n a s describe d i n paragraph s (a)(1 ) an d (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. 9

11 0

Actua l Y

(Actua l Operatio nPV . * Material . Weighte d _i= i * * Averag e Poin t n (Eq . 4 Valu e 2^Material i i= l

Where : Actua l Individua l PV A= Actua l poin t valu e fro m operatio n i , lbs/to n Material i = nea t resi n plu s o r nea t ge l

coa t plu s use d during th e calenda r mont hfo r operatio n i , ton s n= numbe r o f operation s (c ) Selec t on e resi n poin 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 n application , filamen t winding , o r centrifuga l casting , yo u mayelec t t o mee t the poin t valu e fo r an

yon e o f thes e operation s and us e tha t operation' s same resi ni nal l o f the resi n operation 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 an d 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 n a facilit yselecting th e applicatio n proces 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 th e poin t value(s ) according t o thi s paragrap h(c ) t o calculat e compliance .P.1 0

11 1 §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 ? 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 n t o mee t th e standard s i n §63.5805 . Us e th e calculatio n procedure s i n§63.5865 . (a ) Complian t lin e option . Demonstrat e tha t eac h continuou s laminatio n lin 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 d compl 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 n option . 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 n thei r own , tw o o r mor e line s average d togethe r mee t th e standards , an d on e o r mor e line s hav e thei r wet-ou t area s controlle d t o a leve l o f 9 5 percent) . §63.582 5 Wha t ar e myoption s fo r meetin g th e standard s fo r ne wpultrusio noperations ?P.1 1



### 112 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 n t o mee t th e 9 5 percen t 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 n o f HA P emissions . Conduc t captur e an d destructio n efficienc ytestin g a s indicate d i 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 n wit hresi ndri p collectio n option . Us e direc t di e injectio npultrusio nmachine s wit h resi n dri p collectio nsystem s tha t mee t th e followin g criteri a i n paragraph s (b)(1 ) throug h(3 ) o f thi s section : (1 ) Al l th e resi n tha t i s applie d t o th e reinforcemen t i s delivere d directl yt o th e die . (2 ) N o expose d resi n i 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 n injectio nchamber . (c ) Combinatio n option . 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 myoption s fo r meetin g th e standard s fo r existin g pultrusio noperations ?P.1 2

11 3 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 n t o mee t th e 6 0 weigh t percen t emissio n limi t i n Tabl e 3 o f thi s subpar t a s require d i n§63.5805 . (a ) Add-o n contro 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 n o f HA P emissions . Conduc t captur e an d destructio nefficienc ytestin g a s indicate d i 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 n dri p collectio n option . Design , install , an d operat e we t are a enclosure s an d resi n dri p collectio nsystem s o n pultrusio 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 d enclos 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 d exi t th e enclosure . (2 ) Fo r pultrusio n machine s wit ha radi o frequenc ypre hea t unit , th e enclosur e mus t exten d fro 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 oP.1 3



### 114 frequenc ypre-hea t uni t ha s anydrip , 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 n a 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 o withi n 0. 5 inche s o f th e entranc e o f th e die . (3 ) Fo r ope n bat hpultrusio nmachine s withou t a radi o frequenc ypre-hea t unit , th e enclosur e mus t exten d fro mth e beginnin g o f th e resi n bat 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 d fro mth e poin t a t whic hth e resi ni s applie d t 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 n 12. 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 n onl yb e constructe d hig 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 n nee d t o b e include d i n th 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 .P. M

11 5 (ii ) Th e are a whic hi s displace d b yenterin g reinforcemen t o r exitin g produc t i s considere d open . (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 g 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 d vapo 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 n lin 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 d wheneve r resi n i s i nth e bat hexcep t fo r th e tim e perio d discusse d i n paragrap h(b)(10 ) o f thi s section . (10 ) Th e maximu m

lengt ho f tim e th e enclosur e ma yb e remove d fro mth e pultrusio n lin e o r th e acces s panels , doors , and/o r hatche s an d ma 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 n wit hresi n dri p collectio n option . Us e direc t di e injectio npultrusio nmachine s wit h resi ndri p collectio n system 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 .P.1 5



### 116 (1 ) Al l th e resi n tha t i s applie d t o th e reinforcemen t i s delivere d directl yt o th e die . (2 ) N o expose d resi n i s presen t excep t a t th e fac e o f th e die . (3 ) Resi n dri p i s capture d i n close d pipin g an d recycle d directl yt o th e resi n injectio n chamber . (d ) Combinatio n option . Us e a combinatio n o f option s i n paragraph s (a ) throug h(c ) o f thi s sectio n i n whic h differen t pultrusio n line s compl ywit hdifferen t option s describe d i n paragraph s (a ) throug h(c ) o f thi s section .

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 ? (a ) Yo u mus t b e i n complianc e a t al l time s wit hth e wor k practic e standard s i n Tabl e 4 o f thi s subpart , a s wel l
a s emissio n limit s i n Tabl 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 n complianc e wit hal l emissio n limit s i nthi s subpar t tha t yo u mee t usin g add-o n controls , excep t durin g period s o f startup , shutdown , an d malfunction . (c ) Yo u mus t alway s operat e an d maintai n you r affecte d
source , includin g ai r pollutio n contro l an d monitorin 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 n startup , shutdown , an d malfunctio n pla n accordin g t o th e provision sP.1 6



### 117 i n§63. 6 (e ) (3 ) fo r anyemissio nlimit s yo u mee t usin g a n add-o n control .

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 ? Yo u mus t conduc t performanc e tests , performanc e evaluations , desig n evaluations , captur e efficienc ytesting , an d othe r initia l complianc e demonstration s b yth e complianc e dat e specifie d i nTabl e 2 o f thi s subpart . §63.584 5 Whe n mus 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 n control s t o mee t a n emissio n limi t i nthi s subpart , yo u mus t conduc t eac h performanc e test , performanc e evaluation , an d desig 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 d accordin g t o th e requirement s i n§63.7(e)(1 ) an d unde 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 d unde r th e specifi c condition s tha t 4 0 CF Rpar t 63 , subpar t SS ,P.1 7



### 118 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 , o r malfunction , a s specifie d i n §63.7(e)(1) . (e ) Yo u mus t conduc t thre e separat e tes t run s fo r eac h performanc e tes t require d i n thi s section , a s specifie d i 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 n evaluatio no f an y permanen t tota l enclosure s a s specifie d b yEP AMetho d 204 . I f you r enclosur e doe s no t mee t th e Metho d 20 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 n alternativ e metho d tha 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 m ymonito r installatio nan d operatio 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 n standar d i n paragraph s (a ) throug h(d ) o f §63.580 5 tha t applie s t o you , a s show n i n Table s 8 an d 9 o f thi sP.1 8



### 11 9 subpart . (b ) I f usin g a n add-o n contro l device , yo u mus t establis heac hsite-specifi c operatin g limi t i n 4 0 CF Rpar t 63 , subpar t SS , tha t applie s t o you . 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 d source s complyin g wit ha percen t reductio n requirement , yo u mus t generat e th e dat a identifie d i n Table s 1 0 an d 1 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 d source s complyin g wit ha lbs/to n limit , yo u mus t generat e th e dat a identifie d i n Table 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 d an d controlle d emission s fro mm ywet-ou t area(s ) an d fro mm y oven(s) ? T o calculat e you r annua l uncontrolle d an d controlle d emission s fro myou r wet-ou t area s an d fro myou r ovens , yo u mus t develo p uncontrolle d an d controlle d wet-ou t are a an d uncontrolle d an d controlle d ove n emissio n estimatio n equation s o r factor s t o appl yt o eac hformul a applie d o nP.1 9

12 0 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 d assig n uncontrolle d an d controlle d wet-ou t are a an d uncontrolle d an d controlle d ove n emissio nestimatio nequation s o r factor s t o eac hformula . Yo u mus t determin e th e overal l captur e efficienc yusin g th e procedure s i n Tabl e 6 o f thi s subpart . (a ) T o develo p uncontrolle d an d controlle d emissio n estimatio nequation s an d factors , yo u must , a t minimum , d o th e followin g a s specifie d i n paragraph 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 d product s int o th e followin g en d produc t groupings , a s applicable : corrosion-resistan t ge l coate d en d products , 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 d o n th 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 d product/thicknes s combinatio n accordin g t o usag e withi neac hen d product / 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 rP.2 0

12 1 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 d wit 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 s 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 n HA P conten t an d typ 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 d an d controlle d emissio n estimatio 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 d emissions , takin g int o accoun t th e HA P conten t an d typ 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 . (b ) I nlie u o f usin g th e metho d specifie d i nparagrap h (a ) o f thi s sectio n fo r developin g uncontrolle d an d controlle d emissio nestimatio n equation s an d factors , yo u ma yus e an yo f th e method s specifie d i 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 d emissio nP.2 1

12 2 estimates , yo u mayus e previousl yestablished , facility

specifi c emissio n equation s o r factors , provide d theyallo w estimatio n o f bot hwet-ou t are a an d ove nemissions , wher e necessary , an

d hav e bee napprove d b yth e regulatoryagency . I f a previousl yestablishe d equatio n o 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 develop the corresponding uncontrolle d o r controlle d equatio n o r facto r fo r the othe r emissio nsource . (2 ) Fo r uncontrolle d (controlled ) emissio n estimates , yo u mayus e controlle d (uncontrolled ) emissio n estimate s an d contro l devic e destructio nefficienc yt o calculat e you r uncontrolle d (controlled ) emission s provide d the contro l devic e destructio nefficienc ywa s calculate d a t th e same time yo u collecte d the dat a t o develop you r facility' s controlle d (uncontrolled ) emissio nestimatio nequation s and factors . (c ) Assig n t o eac hformul a a nuncontrolle d emissio n estimatio n equatio no r facto r base d o n th e end product / thicknes s combinatio n fo r whic htha t formul a i s used . (d)(1 ) T o calculat e you r annua l uncontrolle d emission s fro mwet-ou t area s tha t d o no t hav e an ycaptur e an

d contro l fro mwet-ou t area s tha t ar e capture d bya n enclosur e bu t ar e vente d t o the atmospher e an d no t t o a contro l device , multipl yeac hformula' s annua l usag e byit s appropriat e emissio nestimatio n equatio n o r facto r and su mthe individua l results .P.2 2

12 3 (2 ) T o calculat e you r annua l uncontrolle d emission 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 n estimatio nequatio n o r factor , sumth e individua l results , an d multipl yth e summatio n by1 minu s th e percen t captur e (expresse d a s a fraction) . (3 ) T o calculat e you r annua l uncontrolle d ove n emissions , multipl yeac hformula' s annua l usag e b yit s appropriat e uncontrolle d emissio n estimatio nequatio no r facto r an d sumth e individua l results . (4 ) T o calculat e you r annua l controlle d emissions , multipl yeac hformula' s annua l usag e b yit s appropriat e emissio nestimatio n equatio n o r facto r an d sumth 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 n estimatio n equation s an d factors , yo u mus t tes t th e sam e formulae . I n addition , yo u mus t develo p bot hset s o f equation s an d factor s fro mth e sam e tests . §63.587 5 Ho wd o I determin e th e captur e efficienc yo f th e enclosur e o n m ywet-ou t are a an d th e captur e efficienc yo f
myoven(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 n requirement s fo r a permanen t tota l enclosur eP.2 3

12 4 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 d 204 , an d captur e efficienc ytestin g mus t b e determine d usin g Method s 204 B throug hE . (b ) Th e captur e efficienc yo f a n ove ni s t o b e considere d 10 0 percen t provide d th e ove ni s operate d unde r negativ e pressure . §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 d t o th e line ? Us e th e followin g procedure s t o determin e ho wmuc hnea t resi n plu s an d nea t ge l coa t plu s i s applie d t 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 d system s o r manua l records . (c ) Recor d dail yth e usag e o f eac hformula/en d produc t combinatio n o n eac hline . Thi s i s t o b e recorde d a t th e en d o f eac hru n(i.e. , whe n a changeove r i nformul a o r produc t i s made ) an d a t th e en d o f eac hshift . (d ) Sumth e amount s fro mth e dail yrecord s t o calculat e annua l usag e o f eac hformula/en d produc t combinatio nb y line . §63.588 5 Ho wd o I calculat e th e percen t reductio nt oP.2 4

12 5 demonstrat e compliance ? (a ) Complian t line option . I f al l o f you r wet-ou t area s hav e permanen t enclosure s tha t mee t the requirement s o f Metho d 20 4 fo r a permanen t tota l enclosure , an d al l o f you r wet-ou t are a emission s an d ove n emission s ar e vente d t o a nadd-o ncontro l device , us e Equatio n1 o f thi s sectio n t o demonstrat e compliance . I n al l othe r situations , us e Equatio n 2 o f thi s sectio n t o demonstrat e compliance . Inle t - Outle t nA A PR= - x10 0 CE a \) (Inlet ) ^ q ' l> Where : PR= percen t reductio n Inle t = emission s entering th e contro l device , lb s

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

atmosphere , lb s pe r yea r

(WA E + 0 ) - (WAE „ + 0 ) P R= H ^ - c

- c

— x10 0 (E

q2 ) (WAE u+ O J WA) Where : PR= percen t reductio n WAE U= uncontrolle d wet-ou t are a emissions , lb s pe r

yea r O u= uncontrolle d ove n emissions , lb s pe r yea r WAE C = controlle d wet-ou t are a emissions , lb s pe r

yea r O c = controlle d ove nemissions , lb s pe r yea r (b ) Averaging Option . Us e Equatio n3 o f thi s sectio n t o calculat e percen t reduction .P.2 5

12 6

P R mn 

# E WA E.+ £0 U l*-*'u

- \ i = l u i~ u 3 

### £WAE c i

### + £ i= l' * 

# E WA E
. + V0
. u i^—

' u n * ! % * 10 0(Eq
. 3 )

Wher e P

R= WAE u i= O u j = WAE c i= 0 C j = l= j = m= n= o = P= percen t reductio n

uncontrolle d emission s fro mwet-ou t are a i , lb s pe r yea r uncontrolle d emission s fro m ove nj , lb s pe r yea r controlle d emission s fro mwet-ou t are a i , lb s pe r yea r controlle d emission s fro m ove n j , lb s pe r yea r numbe r o f wet-ou t area s numbe r o f oven s numbe r o f wet-ou t area s uncontrolle d numbe r o f oven s uncontrolle d numbe r o f wet-ou t area s controlle d 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 n emissio nfacto r t o demonstrat e compliance ? (a ) Complian t lin e option . Us e Equatio n1 o f thi s sectio n t o calculat e a nemissio nfacto r i nlbs/ton .

E= WA E+ WA E+0+ 0 ucu e ( R+ G ) (Eq
. 1 )
Where :P.2 6

12 7 emissio nfacto r i nlbs/to no f resi n an d ge l coa t uncontrolle d wet-ou t are a emissions , lb s pe r yea r controlle d wet-ou t are a emissions , lb s pe r yea r uncontrolle d ove n emissions , lb s pe r yea r controlle d ove nemissions , lb s pe r yea r tota l usag e o f nea t resi n plus , tp y tota l usag e o f nea t ge l coa t plus , tp y (b ) Averaging option . Us e Equatio n2 o f thi s sectio n t o demonstrat e compliance .

E WAE U WAE C 

### o u 0 C R G =

=

=

=

= = =

m o np 

# E WA E
. + Y. WA

E• + £0
. + E0
. u i4—^ C l•f— ' U ] *—* C ] E = i= l i= l 

## ft U 3 

## ft C D

## (Eq . 2 ) ( R+ G )

Where : E = emissio nfacto r i n lbs/to n o f resi nan d ge l coa t WAE u i = uncontrolle d emission s fromwet-ou t are a i ,

lb s pe r yea r WAE c i = controlle d emission s fromwet-ou t are a i , lb s

pe r yea r 0 u j = uncontrolle d emission s fromove n j , lb s pe r

yea r 0 c j = controlle d emission s fromove 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 , tpy G= tota l usag e o f nea t ge l coa t plus , tpy (c ) Combinatio n option . Us e Equation s 1 an d 2 o f thi s section , a s applicable , t o demonstrat e compliance .

Continuou s Complianc e Requirement sP.2 7

12 8 §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 d kee p a recor d o 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 d collec t dat a a s specifie d i 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 d qualit yassuranc e o r contro l activitie s (including , a s applicable , calibratio ncheck s an d require d zer o an d spa n adjustments) , yo u mus t conduc t al l monitorin g i n continuou 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 d sourc e i s operating . (2 ) Yo u ma yno t us e dat a recorde d durin g monitorin g malfunctions , associate d repairs , an d require d qualit 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 mdat a availabilit yrequirement , i f applicable . Yo u mus t us e al l th e dat a collecte d durin g al l othe r period s i n assessin 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 d data . Monitorin g failure s tha tP.2 8

12 9 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 d kee p record s o f resi nan d ge l coa t use , HA P content , an d operatio n wher e th e resi ni s use d i f yo u ar e meetin g an yemissio nlimit s base d o na poin t value . Resi n us e record s ma yb e base d o 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 n specification s supplie d b yth e resi n supplier . (d ) Yo u mus t recor d al l time s tha t we t are a enclosure s o nan ypultrusio nmachine s ar e open , an d resi 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 n contro l device s i s demonstrate d followin g th e procedure s i n4 0 CF Rpar t 63 , subpar t SS . Source s usin g add-o n control 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.2 9

13 0 valu e syste mi s demonstrate d b ymaintainin g a poin t valu e les s tha n o r equa l t o th e appropriat e poin t valu e liste d i n Tabl e 3 o r 5 o f thi s subpart , o n a 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 d b yperformin g th e wor k practic e require d fo r you r operation . (b ) Yo u mus t repor t eac hdeviatio n fro 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 n provide d i 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 d wor 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 n add-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 d mee t al l standard s tha t d o no t requir e th e operatio n o f th e add-o ncontro l device . (e ) Consisten t wit h§§63.6(e ) an d 63.7(e)(1) , deviation s tha t occu r durin g a perio d o f malfunctio nfo r thos e affecte d source s an d standard s specifie d i nparagrap h (d ) o f thi s sectio n ar 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 d malfunctio nplan . Th e Administrato r wil l determin e whethe r deviation s tha tP.3 0

13 1 occu r durin g a perio d o f startup , shutdown , an d malfunctio n 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 d when ? (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 d mor e full yi n subpar t A , Genera l Provisions , reference d i nTabl e 13 . (b ) I f yo u chang e an yinformatio nsubmitte d i nan y notification , yo u mus t submi t th e change s i nwritin g t o th e Administrato r withi n 1 5 calenda r day s afte r th e change . §63.591 0 Wha t report s mus t I submi t an d when ? (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 d a differen t schedul e fo r submissio n o 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 d endin 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 .P.3 1

13 2 (2 ) Th e firs t complianc e repor t mus t b e postmarke d o r delivere d n o late r tha n Jul y3 1 o r Januar y31 , whicheve r 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 d fo r you r affecte d sourc 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 d fro mJul y1 throug h Decembe r 31 . (4 ) Eac hsubsequen t complianc e repor t mus t b e postmarke d o r delivere d n o late r tha n Jul y3 1 o r Januar y31 , whicheve r dat e i s th e firs t dat e followin g th e en d o 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 d date 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 d subsequen t complianc e report s accordin g t o th e date s th e permittin g authorit yha s establishe d instea d o f accordin g t o th e date s i n paragraph s (b)(1 ) throug h(4 ) o f thi s section . (c ) Th e complianc e repor t mus t contai n th 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 d signature , certifyin g th e truth ,P.3 2

13 3 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 d beginnin g an d endin g date s o f th e reportin g period . (4 ) I f yo u ha d a startup , shutdow n o r malfunctio n durin g th e reportin g perio d an d yo 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 n limi 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 d operatin g paramete r monitorin g system s 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 durin g th e whic hth e CM S wa s ou t o f contro l durin g th e reportin g period . (d ) Fo r eac hdeviatio n fro ma nemissio nlimitatio n (i.e. , emissio nlimit , operatin g limit ) an d fo r eac h deviatio nfro mth e requirement s fo r wor k practic e standard s tha t occur s a t a n affecte d sourc e wher e yo u ar e no t usin g aP.3 3

13 4 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 n i n paragraph s (c)(1 ) throug h(4 ) o f thi s sectio nan d i nparagraph s (d)(1 ) an d (2 ) o f thi s 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 d sourc e durin g th e reportin g period . (2 ) Informatio n o n th e number , duration , an d caus e o f deviation s (includin g unknow n cause , 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 n limi 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 n i nthi s subpart , yo u mus t includ e th e informatio ni n paragraph 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 d malfunction . (1 ) Th e dat e an d tim e tha t eac hmalfunctio nstarte d an d stopped . (2 ) Th e dat e an d tim 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 d an d stopped , an d whethe r eac hdeviatio noccurre d durin g a perio dP.3 4

13 5 o f startup , shutdown , o r malfunction , o r durin g anothe r period . (5 ) Asummar yo f th e tota l duratio n o 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 t reportin g period . (6 ) Abreakdow n o f th e tota l duratio no f th e deviation s durin g th e reportin g perio d int o thos e tha t ar e du e t o startup , shutdown , contro l equipmen t problems , proces s problems , othe r know n causes , 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 d th 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 n o 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 n o r audit . (12 ) Adescriptio n o f an ychange s i nCMS , processes , o r control s sinc e th e las t reportin g period . (f ) Eac haffecte d sourc e tha t ha s obtaine d a 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 n thi s subpar t i nth e semiannua l monitorin g repor t require d b y§70.6(3 ) (iii ) (A ) o r §71.6(3 ) (iii ) (A) . I f a n affecte d sourc e submit s aP.3 5

13 6 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 d th e complianc e repor t include s al l require d informatio n concernin g deviation s fro man yemissio nlimitatio n (includin g anyoperatin g limit ) o r wor k practic e requiremen t i nthi s subpart , submissio n o f th e complianc e repor t shal l b e deeme d t o satisf yan yobligatio n t o repor t th e sam e deviation s i n th e semiannua l monitorin g report . However , submissio n o f a complianc e repor t shal l no t otherwis e affec t an yobligatio n th e affecte d sourc e ma yhav e t o repor t deviation s fro m

permi t requirement s t o th e permi t authority . (g ) Yo u shoul d submi t complianc e report s an d startup , shutdown , malfunctio n report 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 d t o conside r th e requirement s i n§63.99 9 whe n submittin 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 d i 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 d malfunction .P.3 6

13 7 (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 n add-o n contro l device , yo u mus t kee p al l record s require d i n 4 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 s liste d i nTable s 3 an d 5 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 d i n paragraph s (e)(1 ) throug h(4 ) o f thi s section , whe n complyin g wit hth e percen t reductio n and/o r lbs/to n requirement s specifie d i 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 n a 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 n equatio n o 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 d identificatio n an d rational e fo rP.3 7

13 8 th e worst-cas e formula ; an d (4 ) Fo r al l emissio nestimatio nequation s an d emissio 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 myrecords ? (a ) Yo u mus t maintai n al l applicabl e record s i nsuc ha manne r tha t the yca n b e readil yaccesse d an d ar e suitabl e fo r inspectio naccordin g t o §63.10(b)(1) . (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 n you 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 d offsite .

Othe r Requirement s An dInformatio n §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 d enforce 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 d authorit 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 d enforc e thi s subpart . Yo uP.3 8

13 9 shoul d contac t you r EP ARegiona l Offic e t o fin d ou t i f 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 d enforcemen t authorit yo f thi s subpar t t o a State , local , o r triba l agenc yunde r sectio n 4 0 CF Rpar t 63 , subpar t E , th e authoritie s containe d i n paragrap 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 d t o State , local , o r triba l agencie s ar e liste d i nparagraph s (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 d i 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 d i n §63.90 . (4 ) Approva l o f majo r alternative s t o recordkeepin g an d reportin g unde r §63.1 0 (f ) an d a s define d i 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 d i nth e Clea nAi r Act , i n4 0 CF R63.2 , th e Genera l Provisions , an d i nthi s sectio n a s follows : Atomize d mechanica l applicatio nmean s applicatio no f resi n o 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 d b y forcin g th e liqui d unde r hig hpressur e throug ha nelliptica lP.3 9

14 0 orifice , bombarding a liqui d strea mwit hdirecte d ai r jets , o r a combinatio n o f thes e techniques . Bul k molding compound (BMC ) mean s a putty-lik e molding compound tha t contain s resins , catalysts , fillers , an d reinforcement s i n a for mtha t i s read

yt o mold . Bul k molding compoun

d ca n b e use d i n compressio nmoldin g an d injectio n molding operation s t o manufactur e reinforce d plasti c composite s products . BM C manufacturing mean s a proces s tha t involve s the preparatio no f BMC . BM C manufacturing/mixing mean s a grouping o f processe s tha t involve s BMC manufacturing and/o r mixing . Centrifuga l casting mean s a proces s fo r fabricating cylindrica l composites , suc ha s pipes , i n whic hcomposit e material s ar e positione d insid e a rotating hollo wmandre l and hel d i n plac e b ycentrifuga l force s unti l the par t i s cured . Charg e mean s th e amoun t o f SMC o r BM C tha t i s place d int o a compressio no r injectio nmol d t o complet e on e mol d cycle . Cleaning mean s remova l o f composit e materials , suc ha s cure d an

d uncure d resi nfromequipment , finishe d surfaces , floors , hand s o f employees , o r an yothe r surfaces . Clea r productio n ge l coa t mean s a n unpigmented , unfilled , quick-setting resi nuse d t o improve th e surfac e appearanc e and/o r performanc e o f composites . I t ca nb e use dP.4 0



### 14 1 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 n tooling operations . Close d molding mean s a grouping o f processe s fo r fabricating composite s i n a waytha t HAP-containing material s ar e no t expose d t o th e atmospher e excep t during th e materia l loading stag e (e.g. , compressio nmolding , injectio n molding , an d resi n transfe r molding) . Composit e mean s a shape d and cure d par t produce d b y usin g composit e materials . Composit e material s mean s a combinatio no f the following materials : resin , ge l coat , monomer , catalyst , pigment , filler , an d reinforcement . Compressio nmolding mean s a close d molding proces s fo r fabricating 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 d t o cur e th e material s unde r hea t an d pressur e withou t exposur e t o th e atmosphere . Th e composit e material s use d i n thi s proces s ar e generall ySMC o r BMC . Compression/injectio n moldin g mean s a grouping o f processe s tha t involve s th e us e o f compressio nmoldin g and/o r injectio n molding . Continuou s casting mean s a continuou s proces s fo r fabricating composite s i n whic hcomposit e material s ar e place d o n a n in-lin e conveyo r bel t t o produc e cas t sheet s tha t ar e cure d i n a n oven . Continuou s laminatio nmean s a continuou s proces s fo rP.4 1

14 2 fabricating composite s i nwhic hcomposit e material s ar e typicall ysandwiche d betwee n plasti c films , pulle d through compactio n rollers , an d cure d i na n oven . Thi s proces s i s generall yuse d t o produc e fla t o r corrugate d product s o na n in-lin e conveyor . Continuou s lamination/casting mean s a grouping o f processe s tha t involve s the 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 from

a contro l devic e t o th e atmosphere . Corrosion-resistan t end-us e application s mean s application s wher e the produc t i s manufacture d specificall y fo r a n applicatio n tha 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 and pape r production ; sewe r an d wastewate r treatment ; powe r generation ; potabl e wate r transfe r an d storage ; foo d an d dru g processing ; pollutio no r odo r control ; metal s productio n an

d plating ; semiconducto r manufacturing ; petroleu

m production , refining , and 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 highstrength . Corrosion-resistan t industrystandar d include s the following standards : ASM E RTP- 1 o r Sect . X ; ASTMD5364 ,P.4 2

14 3 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 nan d i s manufacture d t o a corrosion-resistan t industr ystandard , o r a foo d contac t industr ystandard , o r i s manufacture d fo r corrosion

resistan t end-us e application s involvin g continuou s o r temporar ychemica l exposures . Corrosion-resistan t resi nmean s a resi ntha t either : (1 ) Display s substantia l retentio n o f mechanica l propertie s whe n undergoin g AST MC-58 1 coupo ntesting , wher e th e resi n i 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 n i nunexpose d condition . 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 nP.4 3

14 4 teste d a s specifie d above , the n a 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 d i n th e tes t need s t o hav e a n averag e molecula r weigh t o f greate r than 1,000 , b e formulate d wit ha 1: 2 rati o o f malei c anhydrid e t o phthali c anhydrid e and 10 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 hindustrystandard s tha t requir e specifi c exposur e testing t o corrosiv e media , suc ha s U L 1316 , U L 1746 , o r ASTMF-1216 . Docto r bo xmean s the bo xo r trougho na nSM C machin e int o whic hthe liqui d resi n past e i s delivere d befor e i t i s metere d ont o the carrie r film . Filamen t winding mean s a nope nmoldin g proces s fo r fabricating composite s i nwhic hreinforcement s ar e fed througha resi n bat han d wound ont o a rotating mandrel . Th e material s o n th e mandre l mayb e rolle d ou t o r worke d by usin g nonmechanica l tool s prio r t o curing . Resi n applicatio n t o the reinforcemen t o n the mandre l b ymean s othe r tha n th e resi n bath , suc ha s sprayguns , pressure-fe d rollers , flowcoaters , o r brushe s i s no t considere d filamen t winding . Fille d mean s tha t filler s hav e bee nadde d t 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 d throughou t aP.4 4

14 5 resin , suc ha s calciu m carbonate , alumina trihydrate , hydrou s aluminu

msilicate , mica , feldspar , wollastonite , silica , an

d talc . Material s tha t ar e no t considere d t 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 technologymean s a sprayguntha t produce s a nexpanding non-misting curtai no f liqui d b ythe impingemen t o f low-pressur e uninterrupte d liqui d streams . Foo d contac t industrystandar d mean s a standar d relate d t o foo d contac t applicatio n containe d i nFoo d and Dru g Administration' s regulation s a t 2 1 CFR177.2420 . Ge l coa t applicatio nmean s a proces s wher e eithe r clea r production , pigmente d productio n o r tooling ge l coa t i s applied . Hig hstrengt hresin s mean s polyeste r resin s whic hhav e a casting tensil e strengt ho f 10,00 0 pound s pe r squar e inc h o r mor e an

d whic har e use d fo r manufacturing product s tha t hav e highstrengt hrequirement s suc ha s structura l member s an d utilit ypoles . Injectio n molding mean s a close d molding 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 th e product . Th e composit e material s ar e cure d i n th e heate d mol d cavity . Manua l resi n applicatio n mean s a nope nmolding proces s fo r fabricating composite s i nwhic hcomposit e material s ar eP.4 5

14 6 applie d t o the mol d b ypouring o r b

yusing hand s an

d nonmechanica l tools , suc ha s brushe s an d 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 an d flowcoater s t o appl yresi n i s no t considere d manua l resi n application . Materia l storag e mean s anancillaryproces 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 n applicatio 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 , an d flowcoaters . Material s ar e rolle d ou t o r worke d b y using nonmechanica l tool s prio r t o curing . Mixing mean s th e blending o r agitatio no f an yHAP
containing material s i n vessel s tha t ar e 5.0 0 gallon s (18. 9 liters ) o r larger . Mixing mayinvolve th e blending 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 the quantit yo f HAP emitte d base d o n parameter s tha t ca nb e regulated . Parameter s tha t can b e regulate d includ e resi n an d ge l coa t HA P content . Mode l poin t valu e equation s wer e derive d fo r ope nmolding14 7

an d centrifuga l casting processes . Theyar e use d t o calculat e poin t value s tha t reflec t the 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 the equations . Mol d mean s a cavit yo r matri xint o o r ont o whic hthe composit e material s ar e place d an d fro m whic 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 yHAP
containing material s tha t ar e adde d t o th e ge l coa t b ythe supplie r o r th e facility . Nea t resi n plu s mean s nea t resi nplu s an yHAP
containing material s tha t ar e adde d t o th e resi n byth e supplie r o r th e facility . Nea t resi nplu s doe s no t includ e an yadde d fille r o r reinforcements . Non-atomize d mechanica l applicatio n mean s th e us e o f applicatio n tool s othe r than brushe s t o appl yresi nan d ge l coa t tha t d o no t creat e a fin e liqui d mist . Example s includ e flowcoaters , pressur e fed rollers , an d flui d impingemen t technolog ysprayguns . Noncorrosion-resistan t resi nmean s an yresi nothe r tha n a corrosion-resistan t resi n o r a tooling 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 d a t aP.4 7

14 8 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 d ge l coa t application , mixing an d storage . Operatio n Grou

p mean s a grouping o f individua l operation s base d primaril yo nmol d type . Example s ar e ope n molding , close d molding , an d centrifuga l casting . Ope n molding mean s a proces s fo r fabricating composite s i na waytha t HAP-containing material s ar e expose d t o the atmosphere . Ope nmoldin g include s processe s suc ha s manua l resi n application , mechanica l resi n application , filamen t winding , an

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

setting resi n use d t o improv e surfac e appearanc e and/o r performanc e o f composites . I t ca nb e use d t o for mthe surfac e laye r o f an ycomposite s othe r tha nthos e use d fo r mold s i n tooling operations . Poin t valu e mean s a relativ e measur e o f th e us e o f emission s reduction s technique s an d thei r effectiveness . Mode l poin t valu e equation s wer e develope d fo r eac hope n molding 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 byusin g th e appropriat e mode l poin t valu e equatio n fo r a give n process , multiplie d b yan yapplicabl eP.4 8

14 9 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 n whic hcomposit e material s ar e ejecte d fro ma casting machin e o r poure d int o a nopen , partiall yopen , o r close d mol d an

d 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 ma yno t includ e reinforcements . Product s produce d b ythe polyme r casting proces s includ e culture d marbl e product s an d polyme r concrete . Pultrusio n mean s a continuou s proces s fo r manufacturing composite s tha t have a uniformcross-sectiona l shape . Th e proces s consist s o f pulling a fiber-reinforcing materia l througha resi n impregnatio n chambe r o r bat han d 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 n injection , and direc t di e injectio nequipment . Resi n transfe r molding mean s a proces s fo r manufacturing 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 n placed . 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 molding compound i s sandwiche d betwee na top an d a bottom film , an

d i t contain s resins , catalysts , fillers , chemica lP.4 9

15 0 thickeners , mol d releas e agents , reinforcements , an d othe r ingredients . Shee t molding compound ca nb e use d i n compressio n molding t o manufactur e reinforce d plasti c composite s products . SMC manufacturing mean s a proces s whic hinvolve s the preparatio n o f SMC . Tooling mean s mol d productio n o r repair . Tooling ge l coa t mean s a ge l coa t tha t i s use d t o for m the surfac e laye r o f molds . Tooling ge l coat s generall y hav e highhea t distortio ntemperatures , lowshrinkage , high barco l hardness , an d highdimensiona l stability . Tooling resi nmean s a resi n tha 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 , an d high dimensiona l stability . Uncontrolle d ove n emission s mean s thos e emission s emitte d fro

m the ove n throughclose d ven 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 mayescap e int o th e workplac e throughth e opening o f panel s o r door s o n th 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 fromwet-ou t are a enclosures , an d emission s from

wet-ou t area s tha t ar e capture d b

ya n enclosur e bu t ar e vente d t o th e atmospher eP.5 0

15 1 an d no t t o an add-o n contro l device . Unfille d mean s tha t ther e ha s bee nn o additio n o f filler s t o a resi n o r tha t les s than 1 0 percen t o f filler s b yweigh t o f the tota l resi n plu s fille r mixtur e ha s bee n added . Vapo r suppressan t mean s a n additive , typicall ya wax , tha t migrate s t o the surfac e o f the resi nduring curing an d form s a barrie r t o sea l i n the styren e an d reduc e styren e emissions . Vapor-suppresse d resi nmean s a resi ncontaining a vapo r suppressan t adde d fo r the purpos e o f reducing styren e emission s during curing .

Tabl e 1 t o Subpar t WWWW- Value s fo r Specifi c Ope n Proces s Stream s Mode l Equation s t o Calculat e Poin t Molding an

d Centrifuga l Casting

I f you r operatio ntyp e i s a ne w

o r existing. . . l.ope nmoldin g operatio n Andyo u use. .

manua l resi n applicatio n With. . .

nonvapor suppresse d resi n vapor suppresse d resi n vacuu m bagging / closed-mol d curin g wit h rol l ou t Us e thi s Mode l Poin t Valu e (PV )

Equatio n* . . . P V = 0.02 8 X(%HAP)"" 5

P V = 0.02 8 X(%HAP) 2 '" 5 X (1-(0.541 9 xVS R tes t value) )

P V = 0.02 8 X(%HAP) 2 " 5 X(1-0.2133 )

### 152 P.5 1

vacuum bagging / closed-mol d curin g withou t roll

ou t P V = 0.02 8 x(%HAP)"" ' X(1-0.4554 )

mechanica l resi n applicatio n nonvapor suppresse d resi n an d atomize d applicatio n P V = 0.02 8 x(%HAP) 2 " 5

vapor suppresse d resi nan d atomize d applicatio n P V = 0.02 8 x(%HAP) 2 ' 2 5 X(1-(0.455 9 xVS R tes 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

- ,2 S 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 n an d nonatomize d applicatio n P V = 0.02 8 x(%HAP) !

vapor suppresse d resi n an d nonatomize d applicatio n P V = 0.02 8 X(%HAP) 2 -"" S x(1-(0.541 9 xVS R tes t value) )

closed-mol d curin g wit h roll-ou t an d no n atomize d applicatio n P V = 0.02 8 X(%HAP) 2 " 5 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 5X(1-0.4554 )

filamen t windin g nonvapor suppresse d resi n P V = 1.G7 5 X(%HAP)"- 2 "P.5 2

15 3

vapor suppresse d P V = 1.67 5 x(%HAP)'- 2 " xVS Rtes t value) ) x(l-(0.469 3

ge l coa t applicatio n nonvapor suppresse d ge l coa t P V = 0.89 0 x(%HAP) '

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

T o obtai n th e mode l poin t valu e fo r a n operatio n wit ha n add-o n contro l devic e multipl y th e P V abov e b yth e add-o ncontro l facto r calculate d usin g Equatio n 1 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 n o f resi n o r ge l coa t applied .P.53
_



### 154 Tabl e 2 T o Subpar t WWW W- Complianc e Date s fo r Ne wan d Existing Reinforce d Plasti c Composite s Facilitie s the nyo umus t compl y by thi s date : I f you r facilit y is.. . and. . .
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 n dat 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] . 2 . a n existin 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 ndat 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 . 3 . 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 . 4 . 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 n becomin g a majo r source .

Tabl e 3 t o Subpar t WWW W- Emissio nLimit s fo r Existing Smal l Busines s Source s Emitting Les s Tha n 25 0 TP Yo f HAP , o r Othe r Source s Emitting Les s Than10 0 TP Yo f HAP It your operatio

ntyp e An

dyo uuse.. . You r emissio

nlimi t is*.. . is. . . 1 . Ope n molding Mechanica l resi n 19 0 lb/to n

- corrosion

- applicatio n resistan t (cr) b'TiTament"windiii g 163"lb/to n Manua l resi n applicatio n 12 4 lb/to n 2 . Ope n molding Mechanica l resi n 11 0 lb/to n

- non-c r application-unfille d Mechanica l resi n 14 4 lb/to n application-fille d Filamen t winding 17 8 lb/to n Manua l resi n applicatio n 8 3 lb/to n 3 . Ope n molding Mechanica l resi n 25 6 lb/to n

- tooling applicatio n Manua l resi n applicatio n 12 3 lb/to n 4 . Ope n molding Mechanica l resi n 57 5 lb/to n

- product s tha t applicatio n requir e clas s 1 "Filament"'windin g 253'Tb/to n fir e an d smok e rating s Manua l resi n applicatio n 31 1 lb/to nP.5 4



### 155 5 . Ope nmoldin g

- ge l coa t Toolin g ge l coatin g White/of f whit e pigmente dge l coatin g Al l othe r pigmente dge l coatin g 39 4 26 5 37 7 lb/to n lb/to n lb/to n Clea r productio nge l coatin g 50 4 lb/to n 6 . Centrifuga l castin g - c r 7 . Centrifuga l castin g - non-c r 8 . Pultrusio n 53 6 lb/to n 39 6 lb/to n reduc e tota l HA P emission s b ya t leas t 6 0 weigh t percen t 9 . Continuou s lamination / Castin g reduc etota lHA P emission s b y a t

leas t 58. 5 weigh t

percen t

o r no t excee da nemissio n limi t o f 15. 7 lb s o f

HA P pe r to no f nea t resi n plu s an dnes t

ge lcos t plu s aEmissio nlimit s fo r ope nmoldin g an dcentrifuga lcastin g expresse da s lb/to nar epoin t

value s calculate dusin g th eequation s show ni nTabl e1 o f thi s subpart
. Youmus t b ea t o r belo w thes evalue s base do na12

- mont hrollin g average . bCorrosion-resistan t application s als o includ ehigh-strengt hproducts
. Tabl e4 t o Subpar t WWW W- Wor k

Practic eStandard s For.
. . . Yo umust. . . . 

### 1
. ane w o r existin g close dmoldin g operatio n usin g compression/injectio n moldin g uncover , unwrap o r expos eonl y on echarg epe r

mol dcycl epe r compression/injectio nmoldin g machin e 2
. ane w o r existin g cleanin g operatio n 3
. anew o r

existin g material s storag e operatio n no t us ecleanin g solvent s tha t contai nHA

P kee p container s tha t stor eHA

P material s close do r

covere d excep t durin g th eadditio no r remova lo f

material s 4
. a nexistin g pultrusio n operatio nusin g awet-are a enclosur e kee p acces s panels , doors , and/o r hatche s close dwheneve r resi ni s i nth ebath , excep t tha t acces s panels , doors , and/o r hatche s ma

y b eope n3 0 minute s pe r

8-hou r shift , o r

4 5 ..!Hi5Ht.?.?....R®.?....- ^P.5 5

15 6 5 . a nexisting SMC clos e o r cove r th e docto r bo xo n manufacturing operatio neac hSMC manufacturing machin e 6 . an existing SMC fol d o r sea l edge s o f SMC prio r manufacturing operatio n t o storag e and/o r transpor t 7 . a n existing SMC us e a nylo n fil mo r a fil mwit h manufacturing operatio nanequa l o r lowe r permeabilit y t o styren e tha nnylo n t o enclos e SMC 8 . a ne wo r existing BMC us e mixe r cover s wit hn o visibl e manufacturing / gap s presen t i nth e mixe r cover s mixing operatio n a 9 . a n existing BM C no t activel yven t mixer s t o the manufacturing/mixing atmospher e 10 . a ne wo r existing BMC keep the mixe r cover s close d manufacturing / during mixing excep t whe n adding mixing operatio n a material s t o th e mixing vessel s

a Container s o f 5 gallon s o r les s mayb e ope n whe n activ e mixing i s taking place , o r during period s whe nthe yar e i n proces s (i.e. , theyar e activel ybeing use d t o appl yresin) . Fo r polyme r casting mixing operations , container s o f 2 1 gallon s o r les s mayb e ope n whil e activ e mixin g i s taking place . Tabl e 5 t o Subpar t WWWW- Alternativ e Emissio nLimit s fo r Ope n Molding an

d Centrifuga l Casting Operation s Wher e th e Standard I s Base d o n a Percen t Reductio nRequiremen t I f your Your emissio n operatio

nAn

dyouuse.. . limi t i s a .. . typ e is. . . 1 . Ope n Mechanica l Resi n1 0 lb/to n Moldin g - .^PEiA^.^i.?. ? Corrosion

- "Tiiamenit'"windin g "9 " lb/to n Resistan t (CR ) Manua l Resi n Applicatio n7 lb/to n 2 . Ope n Mechanica l Resi n8 lb/to n Molding - Application-Unfille d Non-C RMechanica l Resi n 6 lb/to n

Application-Fille d Filamen t Winding 9 lb/to n Manua l Resi n Applicatio n _4 lb/to n 3 . Ope n Mechanica l Resi n1 3 ib/to n Molding - Applicatio n Tooling Manua l Resi n Applicatio n7 lb/to n15 7 P.5 6

4 . Ope n Mechanica l Resi n2 9 lb/to n Moldin g - Applicatio n Product s tha t "Filament"'Windin g ^'"'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 nTooling Ge l Coating 2 0 lb/to n Moldin g - Ge l "white/off'"whl'te"'Pigmente d l4'"lb7to

n Coa t ..G? l Coating _ ' Al l othe r Pigmente d Ge l 1 9 lb/to n Coating dea r Productio n Ge i 2 6 ib/to n Coating 6.Centrifuga l 2 7 lb/to n Casting - CR. 7.Centrifuga l 2 0 lb/to n Casting - Non-C R a Th e emissio n limit s ar e calculate d using th e equation s show n i n Tabl 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 n a 12-mont hrolling average . bCorrosion-resistan t application s als o includ e high-strengt h products .P.5 7



### 158 Tabl e 6 t o Subpar t WWW W- Basi c Requirement s fo r Performanc e Tests , Performanc e Evaluations , an d Design Evaluation s fo r Ne wan d Existing Source s Using Add-O n Contro l Device s For Yo

umus t Usin

g Accordin gto th e followin

g requirements . 1 . eac h enclosur e use d t o collec t an

d rout e HAP emission s t o a nadd-o n contro l devic e determin e th e

captur e efficienc yo f eac henclosur e use d t o captur e HAP emission s sen t t o a n add-o n contro l devic e Metho d 20 4 an d Method s 204 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 an

d lowe r confidenc e limi t approache s fo r alternativ e captur e efficienc y protocol s an

d 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 efficienc yo f 100% . Enclosure s tha t d o no t mee t permanen t tota l enclosur e requirement s mus t determin e the captur e efficienc yby constructing a temporarytota l enclosur e according t o the requirement s o f Metho d 20 4 and measuring the mas s flowrate s o f th e HA P i n the exhaus t stream s going t o th e atmospher e an d 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 CFRpar t 5 1 appendi xM .

### 159 P.5 8

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 HAP emission s the

appropriat e tes t method s specifie d i n 4 0 CFRpar t 63 , subpar t SS . Testing an d evaluatio n requirement s ar e containe d i n4 0 CFRpar 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 casting determin e the th e Testing an d contro l appropriat e evaluatio n efficienc yo f tes t method s requirement s ar e eac hcontro l specifie d i n containe d i n 4 0 devic e use d t o 4 0 CFRpar t 6 3 CFRpar t 63 , contro l HAP subpar t S S . subpar t SS. ' emissions , o r determin e the mas s HA P emissio nrat e a t the contro l devic e outle tP.5 9



### 16 0 Tabl e 7 t o Subpar t WWW W- Option s Allowin g Us e o f th e Sam e Resi n Acros s Differen t Operation s Tha t Us e th e Sam e Resi n Typ e I f you r facilit y

Th e highes t resi n is , ha s the followin gresi n applicatio n operation.. . weigh t percen t HAP conten t yo uca nus e for.. . Th e poin t valu e assigne dt o al l use s o f thi s resi n is . . . 1 . Corrosion

resistan t (CR ) nonatomize d mechanica l C RMechanica l C RFilamen t Windin g C RManua l C RCentrifuga l Castin g 48. 3 19 0

2 . C R centrifuga l castin g 3 . C Rfilamen t windin g C R. F i lamen t ...Windin g 4 8 C RManua l ..^....^.e.^.tTj.i.f.y^.L..?^.?.^?. ^ C RFilamen t Windin g 4 2 C RManua l Non-C RMechanica l 4 5 

### .ilLi.l?.d....9.L.ysii-!-.i?.^ J Non-.CR__manua l Non-C Rcentrifuga l castin g 53 6
16 3 

### lTs 4 . Non-C R filamen t windin g

5 . Non-C R nonatomize d fille d mechanica l 6 . Non-C R nonatomize d Non-C Rnonatomize d 42. 8 unffilled ; „ mechanica l Non-CRManua 1 Non-C Rcentrifuga l castin g Non-C Rmanua l 3 8 14 4

11 0 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 Non-C Rcentrifuga l castin g Non-C Rmanua l Non-C Ratomize d fille d mechanica l Non-C RManua l
Non-C Ratomize d unfille d mechanica l toolin g manua l toolin g manua l 35. 5

33. 9 33. 6 55. 1
4 3 39 6

14 4 8 3 25 6 25 6P.6 0



### 16 1 Tabl e 8 t o Subpar t WWWW Limit s Initia l Complianc e Wit hEmissio n For .. . Tha t mus t mee t

th e followin

g emissio nlimit.. . Yo

uhav e demonstratedinitia l complianc e if.. . 1 . Ope n moldin g an

d centrifuga l casting operations , Apoin t valu e

emissio nlimi t show n i n Tabl e 3 o r 5 o f thi s subpar t yo u hav e me t the appropriat e

poin t valu e fo r thes e operation s a s calculate d usin g the procedure s i n §63.581 0 o n a 12-mont h rolling averag e 2 . Ope n molding , centrifuga l casting , continuou s lamination / casting , SMC manufactur

ing , mixing/BM C manufactur

ing operations , reduc e tota l HAP

emission s b

ya t leas t 9 5 percen t b yweigh t tota l HAP emissions , base d o n

the result s o f the captur e efficienc yan

d destructio n efficienc ytesting 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

yweight ,

3.Continuou s lamination / casting operation s reduc e tota l HAP

emission s b

ya t leas t 58. 5 weigh t percen t o r no t excee d a n emissio n limi t o f 15. 7 lb s o f HA P pe r to n o f nea t resi n plu s an

d nea t ge l coa t plu s 9 5 percen t b yweigh t tota l HAP emissions , base d o n

th e result s o f the captur e efficienc yan

d destructio n efficienc ytesting specifie d i nTabl e 6 o f thi s subpar t an d th e calculatio n procedure s specifie d i n §§63.586 5 through63.5890 , ar e reduce d b

ya t leas t 58. 5 percen t b

yweigh t o r tota l HAP emissions , base d o n the result s o f the captur e efficienc yan

d destructio n efficienc ytesting specifie d i nTabl e 6 o f thi s subpar t and th e calculatio n procedure s specifie d i n §§63.586 5 through63.5890 , d o no t excee d 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 sP.6 1



### 16 2 4.Continuou s reduc e tota i HAP lamination / emission s b ya t casting leas t 9 5 weigh t operation s percen t o r

no t excee d an emissio n limi t o f 1.4 7 lb s o f HAP pe r to no f nea t resi n plu s an

d nea t ge l coa t plu s 9 5 percen t b yweigh t tota l HAP emissions , base d o n

the result s o f the captur e efficienc yan

d destructio n efficienc ytesting specifie d i nTabl e 6 o f thi s subpar t an d th e calculatio n procedure s specifie d i n §§63.586 5 through63.5890 , ar e reduce d b

ya t leas t 9 5 percen t b

yweigh t o r tota l HAP emissions , base d o n the result s o f the captur e efficienc yan

d destructio n efficienc ytesting specifie d i n Tabl e 5 an

d the calculatio n procedure s specifie d i n §§63.5865

- 63.5890 , d o no t excee d 1.4 7 lb s o f HAP pe r to n o f nea t resi nplu s and nea t ge l coa t plu s 5.Pultrusio n reduc e tota l HAP operation s emission s b ya t leas t 6 0 percen t b yweigh t tota l HAP emissions , base d o n

th e result s o f th e captur e efficienc yan

d add-o ncontro l devic e destructio nefficienc y testing specifie d i n Tabl e 6 o f thi s subpart , ar e reduce d b ya t leas t 6 0 percen t by 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 d wit ha nadd-o n contro l devic e ar e using direc t di e injectio n and/o r wet-are a enclosure s tha t mee t the criteri a o f §63.5825 .P.6 2



### 163 6.Pultrusio n reduc e tota l HAP operation s emission s b ya t leas t 9 5 percen t b yweigh t tota l HAP emissions , base d o n

the result s o f th e captur e efficienc yan

d add-o ncontro l devic e destructio nefficienc y testing specifie d i n Tabl 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 , the owner/operato r submit s a certifie d statemen t tha t al l pultrusio n line s no t controlle d b

ya n add-o n contro l devic e ar e using direc t di e injectio ntha t meet s th e criteri a o f §63.5825 .16 4

Tabl e 9 t o Subpar t WWWW . Practic e Standard s Initia l Complianc e Wit hWor k Fo r . . Tha t mus t mee t th e following 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 d o r expose d pe r mol d cycl e pe r compression / injectio n moldin g machin e 2 . a n existin 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 n eac hSM C manufacturin g machin e i s close d o r covere d 3 . a n existin g SM C manufacturin g operatio n fol d edge 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 d prio r t o storag e and/o r transpor t 4 . a n existin 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 n t 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 o f complianc e statu s tha t a nylo nfil mo r fil mwit ha nequa l o r lowe r permeabilit yt o styren e tha nnylo ni s use d t 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 n an yvisibl e gap s

### 165 P.6 4

6 . a n existing BM C manufacturing/m i xing operatio n keep the mixe r

cover s close d during mixing excep t whe n adding material s t o th e mixer s the owne r o r operato r submit s a certifie d statemen t i nthe notic e o f complianc e statu s tha t mixe r cover s ar e close d during mixing excep t whe n adding material s t o the mixer s 7 . a n existing BM C manufacturing/m i xin g no t activel yven t

mixer s t o th e atmospher e the owne r o r operato r submit s a certifie d statemen t i nthe notic e o f complianc e statu s tha t mixer s ar e no t activel y. vente d t o the atmospher e Tabl e 1 0 t o Subpar t WWWW- Dat a Requirement s fo r Ne wan d Existing Continuou s Laminatio nLine s an d Continuou s Casting Line s Complying wit ha Percen t Reductio n Limi t o n a Pe r Lin e Basi s For eachlin

e wher e th

e wet
out area.. . An dth e oven.. . Youmus 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 by 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 ; th e captur e efficienc yo f the wet-ou t are a enclosure ; th e destructio n efficienc 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.6 5



### 166 2 . 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 an add-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 th e wet-ou t are a enclosur e meet s the requirement s o f Metho d 20 4 fo r a PTE ; the destructio n efficienc y o f th e add-o ncontro l device ; and the 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 yan add-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 the oven ; th e destructio n efficienc y o f th e add-o ncontro l device ; and the amoun t o f nea t resi n plu s and nea t ge l coa t plu s applied .P.6 6



### 16 7 4 . ha s a n enclosur e tha t i s no t 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

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

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

o ncontro l device ; outle t emission s fro mth e add-o ncontro l device ; an d the amoun t o f nea t resi n plu s an d nea 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 the requirement s o f Metho d 20 4 fo r a PTE ; the captur e efficienc yo f the oven ; and the destructio nefficienc y o f th e add-o ncontro l device .

Tabl e 1 1 t o Subpar t WWWW- Dat a Requirement s fo r Ne wan d Existing Continuou s Laminatio n and Continuou s Casting Line s Complying wit ha Percen t Reductio nLimi t o r a Lbs/To nLimi t o na n Averaging Basi s For each Tha t Youmus t determine 1 . wet-ou t are a i s uncontrolle d annua l uncontrolle d wet
ou t are a emissions .P.6 7

2 . wet-ou t are a 16 8

ha s a n enclosur e tha t i s no t a PT E the captur e efficienc yo f the enclosure ; an

d annua l emission s tha t escap e the enclosure . 3 . wet-ou t are a ha s a n enclosur e

tha t i s a PT E tha t th e enclosur e meet s the requirement s o f Metho d 20 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 the 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 Existing Continuou s Laminatio n Line s an d Continuou s Casting Line s Complying wit ha Lbs/To no n a Pe r Lin e Basi s For eac hlin e wher e th

e wet out area .. . An dth e oven

• • • Yo

umus t determine .. .

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

uncontrolle d are a emissions ;

annua l uncontrolle d ove n emissions ; an

d annua l nea t resi n plu s an d nea t ge l coa t plu s applied .P.6 8



### 16 9 2 . ha s an 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 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 ; th e captur e efficienc yo f th e wet-ou t are a enclosure ; th e destructio nefficienc y o f the add-o n contro 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 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 n efficienc y o f the add-o n contro 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.6 9



### 17 0 4 . 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 ; the 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 . 5 . ha s a n enclosur e tha t i s no t a PT E an d the capture d emission s ar e controlle d by a n add-o n contro l devic e i s

controlle d b yan add-o n contro l devic e annua l uncontrolle d wet-ou t

are a emissions ; annua l controlle 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 the wet-ou t are a enclosure ; th e captur e efficienc yo f th e oven ; th e destructio n efficienc y o f th e add-o n contro 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.7 0



### 17 1 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 n add-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 20 4 fo r a PTE ; th e captur e efficienc yo f 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 d Timin 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 n Initia l

Notificatio n containin g th e informatio n specifie 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 source 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 n a 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 d i n §63.9(c ) N o late r tha nth e date s specifie d i n §63.6(i )

### 17 2 P.7 1

4 . i s complying wit hHAP conten t limits , applicatio n equipmen t requirements , o r mode l poin t valu e averaging provisions , o r othe r emissio n limi t a Notificatio no f

Complianc e Statu s a s specifie d i n§63.9(h ) N o late r than3 0 calenda r day s afte r you r facility' s complianc e date .

5 . i s complying b

y using a n add

o ncontro l devic e a notificatio n o 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 nthe dat e specifie d i n §63.9(e) .

a notificatio n o f the dat e fo r th e CM S performanc e evaluatio n a s specifie d i n §63.9(g ) Submi t wit hthe notificatio n o f inten t t o conduc t a performanc e test . a Notificatio n o f Complianc e Statu s a s specifie d i n §63.9(h ) N o late r than6 0 calenda r day s afte r th e completio no f the add-o ncontro l devic e performanc e tes t and CM S performanc e evaluatio n173

Tabl e1 4 t o Subpar t WWW W- Requirement s fo r Report s Youmus tsubmi tTherepor tmus tcontain . . . Youmus tsubmi t a(n ) th ereport.. . P.7 2

### 174 P.7 3

1 . complianc e repor t I f ther e ar e n o deviation s fro m an yemissio n limitation s (emissio n limit , operatin g limit , opacit ylimit , an d visibl e emissio nlimit ) tha t applie s t o yo u an d ther e ar e n o deviation s fro mth e 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 th e emissio n limitation s an d wor k practic e standard s durin g th e reportin g period . I f ther e wer e n o period s durin g whic hth e CMS , includin g CEMS , an d operatin g paramete r monitorin g 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 durin g th e whic hth e CM S wa s ou t o f contro l durin g th e reportin g period . semiannuall y accordin g t o th e requirement s i n §63.5910(b) .

I f yo u hav e a deviatio nfro m an y emissio n limitatio n (emissio n limit , operatin g limit , o r wor k practic e standard ) durin g th e reportin g period , th e repor t mus t contai n th e informatio ni n §63.5910(d) . I f ther e wer e period s durin g whic hth e CMS , includin g CEMS , an d operatin g paramete r monitorin g systems , wa s ou t o f control , a s specifie d i n §63.8(c)(7) , th e repor t mus t contai n th e informatio n i n §63.5910(e) . I f yo u ha d a startup , shutdow n o r malfunctio n durin g th e reportin g period , an d yo u too k action s consisten t wit hyou r startup , shutdown , an d malfunctio n plan , th e complianc e repor t mus t includ e th e informatio n i n §63.10(d)(5)(i) .

### 175 P.7 4

2 . a nimmediat e startup , shutdown , an d malfunctio n repor t i f yo u ha da startup , shutdown , o r malfunctio n durin g th e reportin g perio dtha t i s no t consisten t wit hyou r startup , shutdown , an d malfunctio n pla n action s take nfo r th e even t

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

b ylette r withi n7 workin g day s afte r th e en do f th e even t unles s yo u hav e mad e alternativ e arrangement s wit h th e permittin g authority . (§63.10(d)(5)(ii) )

Tabl e 1 5 t o Subpar t WWW W A ) t o Subpar t WWW W Applicabilit yo f Genera l Provision s (Subpar t Th e genera l provision s reference.. . Tha t addresses . An dSubjec t t o th e followin g applie s t o additiona l subpar t information. . . WWWW. . . §63.1(a)(1 ) Genera l applicabilit yo f th e genera l provision s Ye s Additiona l term s define d i nsubpar t WWWW ; whe n overla p betwee nsubpart s Aan dWWW Wo f thi s part , subpar t WWW Wtake s precedence . §63.1(a)(2 ) Genera l Ye s throug h(4 ) applicabilit yo f th e genera l provision s §63.1(a)(5 ) Reserve dN o

### 176 P.7 5

§63.1(a)(6 ) throug h(7 ) Genera l applicabilit yo f th e genera l provision s Ye s

§63.1(a)(8 ) Genera l applicabilit yo f th e genera l provision s Reserve d Ye s

§63.1(a)(9 ) §63""i"("a")"(10) " throug h(14 ) N o Ye s

§63.1(c)(1 ) Genera l applicabilit yo f th e genera l provision s §6 3

§6 3

§6 3 K b ) (1 )

Kb ) (2 )

Kb ) (3 ) Initia l

applicabilit y determinatio n Titl e V

operating permi t requiremen t Recor d 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 d t o obtai n a titl e V

permit .

Applicabilit yo f thi s part afte r a relevant standar d ha s bee n se t unde r thi s part Ye s Subpar t WWW Wclarifie s th e applicabilit yo f eac hparagrap ho f subpar t At o source s subjec t t o subpar t WWWW . §63.1(c)(2 ) Titl e V operatin g Ye s permi t requiremen t Al l majo r affecte d source s ar e require d t o obtai n a titl e V operatin g permit . Are a source s ar e no t subjec t t o subpar t WWWW . §63.1(c)(3 ) §63".'i"("cj"(4J " Reserve d Requirement s fo r a n existin g sourc e tha t obtain s a n extensio n o f complianc e N o Ye s

§63.1(c)(5 ) Notificatio n requirement s fo r a nare a sourc e tha t increase s HA P emission s t o majo r sourc e level s Ye s

§63.1(d ) Reserve d N o

### 177 P.7 6

§63.1(e ) Applicabilit yo f Ye s

permi t progra m befor e a relevan t standar dha s bee n se t unde r thi s par t Definition s Ye s §63. 2 Subpar t WWW Wdefine s term s i n§63.5935 . Whe n overla p betwee nsubpart s Aan dWWW Woccurs , yo u mus t compl ywit hth e subpar t WWW W definitions , whic htak e precedenc e ove r th e subpar t Adefinitions . §63. 3 Unit s an d abbreviation s Ye s Othe r unit s an d abbreviation s use di n subpar t WWW War e define d i nsubpar t WWWW . §6 3
§6 3 . 4

5(a ) (1 ) throug h(2 ) §6 3
§6 3 §6 3
§6 3
§6 3
§6 3
§6 3 •5(b)(1 )

5(b ) (2 ) 5(b ) (3 )

5(b ) (4 )

5(b ) (5 )

5(b ) (6 )

5(c ) Prohibite d

activitie s an d circumventio n Applicabilit yo f constructio nan d reconstructio n Relevan t standard s fo r ne wsource s upo nconstructio n Reserve d Ne wconstruction / reconstructio n Construction / reconstructio n notificatio n Construction / reconstructio n complianc e Equipmen t additio n o r proces s chang e Reserve d Ye s

Ye s

Ye s

N o Ye s

Ye s

Ye s

Ye s

N o §63.4(a)(4 ) i s reserve d

an ddoe s no t apply . Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW . Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW . Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW . Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW . Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW . Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW .P.7 7



### 178 §63.5(d)(1 )

§63.5(f)(1 ) throug h(2 ) Genera l applicatio n fo r approva l o f constructio n o r reconstructio n Ye s Existin g facilitie s d o no t 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 n fo r approva l o f constructio n Applicatio n fo r approva l o f reconstructio n Additiona l informatio n Approva l o f constructio n o r reconstructio n Ye s

N o

Ye s Ye s

Approva l o f constructio n o r reconstructio n base d o n prio r Stat e preconstructio n revie w Ye s

§63.6(a)(1 ) Applicabilit yo f complianc e wit h standard s an d maintenanc e requirement s Ye s

§63.6(a)(2 ) Applicabilit yo f are a source s tha t increas e emission s t o becom e majo r source s Ye s

§63.6(b ) (1 ) throug h(2 ) Complianc e date s fo r ne wan d reconstructe d source s Ye s Subpart WWW Wclarifie s complianc e date s i n §63.5800 . §63.6(b)(3 ) throug h(5 ) Complianc e date s fo r are a source s tha t becom e majo r source s Ye s Subpar t WWW Wclarifie s complianc e date s i n §63.5800 . §63.6(b ) (6 ) Reserve d N oP.7 8 p

§63.6(b)(7 )

§63.6(c)(1 ) throug h(2 ) §63.6(c)(3 ) throug h(4 ) §63.6(c ) (5 )

§63.6(d ) §63.6(e ) (1 ) throug h(2 ) §63.6(e)(3 )

§63.6(f)(1 )

§63.6(f)(23 )
§63.6(g)(1 ) throug h(3 ) §63.6(h )

§63.6(i)(1 ) throug h(14 ) §63.6(i ) (15 ) Complianc e date s fo r ne wsource s resultin g fro mne w unaffecte d are a source s becomin g subjec t t o standard s Complianc e date s fo r existin g source s Reserve d Complianc e date s fo r existin g are a source s tha t becom e majo r Reserve d Operatio n & maintenanc e requirement s Startup , shutdown , an d malfunctio n pla n an d recordkeepin g Complianc e excep t durin g period s o f startup , shutdown , an d malfunctio n

Method s fo r determinin g complianc e Alternativ e standar d Opacit yan d visibl e emissio n Standard s Complianc e extension s Reserve d 

### 179
Ye s

Ye s

N o Ye s •

N o Ye s

Ye s

N o

Ye s

Ye s N o

Ye s N o Subpar t WWW Wclarifie s

complianc e date s i n §63.5800 .

Subpar t WWW Wclarifie s complianc e date s i n §63.5800 .
Subpar t WWW Wclarifie s complianc e date s i n §63.5800 .

Subpar t WWW Wrequire s a startup , shutdown , an d malfunctio npla n onl y fo r source s usin g add-o n control s Subpar t WWW Wrequire s complianc e durin g period s o f startup , shutdown , an d malfunction , excep t startup , shutdown , an d malfunction s fo r source s usin g add-o n control s

Subpar t WWW Wdoe s no t contai n opacit yo r visibl e emissio n standards .P.7 9

§63.6(i ) (16 ) Complianc e extension s 18 0 Ye s §63.6(j ) Presidentia l complianc e exemptio n Ye s

§63.7(a)(1 )

§63.7(c ) Applicabilit yo f

performanc e testin g requirement s Ye s

§6 3

§6 3 §6 3 §6 3 7(a ) (2 )
7(a ) (3 ) 7(b ) (1 ) 7(b)(2 ) Performanc e tes t

date s Sectio n 11 4 authorit y Notificatio n o f performanc e tes t Notificatio n o f reschedule d performanc e tes t N o

Ye s Ye s Ye s Subpar t WWW Winitia l complianc e requirement s ar e i n §63.5840 .

Qualit yassuranc e Ye s program , includin g tes t pla n Excep t tha t th e tes t pla n mus t b e submitte d wit hth e notificatio n o f th e performanc e test . §63.7(d ) Performanc e Ye s testin g facilitie s §63.7(e ) (1 ) throug h(4 ) Condition s fo r conductin g 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 conductin g performanc e test s fo r continuou s lamination/castin g ar e include d i n §63.5865 . §63.7(f ) §"63"'7(gj " Us e o f alternativ e Ye s tes t metho d Performanc e tes t dat a analysis , recordkeeping , an d reportin g Ye s

§63.7(h ) Waive r o f Ye s performanc e test s §63.8(a)(1 ) throug h(2 ) Applicabilit yo f monitorin g requirement s Ye s

### 18 1 P.8 0

§63.8(a)(3 ) §63 " 8(a ) (4 ) Reserve d N o Monitorin g requirement s whe n usin g flare s Ye s §63.8(b)(1 )
§63.8(b)(2 ) through(3 ) Conduc t o f Ye s

monitoring exception s Multipl e effluent s Ye s an d multipl e monitoring system s §63.8(c)(1)(i ) Ensur e immediat e repai r o r replacemen t o f CM S part s t o correc t "routine " o r otherwis e predictabl e malfunction s Ye s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit .

§63.8(c ) (1 ) (ii ) Report CM S

malfunction s tha t ar e no t addresse d b yth e startup , shutdown , an d malfunctio npla n Ye s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(c)(1 ) (iii ) Complianc e wit h

CM S operatio n an d maintenanc e requirement s Ye s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(c)(2 ) throug h(3 ) Monitorin g syste m installatio n Ye s Thi s sectio n applie s i f yo u elect t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(c)(4 ) CM S requirement s Ye s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(c)(5 ) COM S minimu m

procedure s N o Subpart WWW Wdoe s no t contai n opacit y standard s §63.8(c)(6 ) throug h(8 ) CM S calibratio n an d period s CM S i s out o f contro l Ye s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit .

### 182 P.8 1

§63.8(d ) CM S qualit y contro l program , includin g curren t tes t pla n an d al l previou s version s Ye s Thi s sectio n applie s i f yo u elect t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(e)(1 ) Performanc e evaluatio n o f CM S Ye s Thi s sectio n applie s i f yo u elect t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(e)(2 ) Notificatio n o f

performanc e evaluatio n Ye s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(e)(3 ) throug h(4 )

§63.8(e)(5)(i )

§63.8(f)(1 ) throug h(3 ) CM S requirements / Ye s alternative s

Reportin g Ye s performanc e evaluatio n result s

Us e o f a n alternativ e monitorin g metho d Ye s Thi s sectio n applie s i f yo u elect t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . Thi s sectio n applie s i f yo u elect t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(e)(5 ) (ii ) Result s o f COM S

performanc e evaluatio n N o Subpar t WWW Wdoe s not contai n opacit y standards .

§63.8(f)(4 ) Request t o us e a n alternativ e monitorin g metho d Ye s
§63.8(f)(5 ) Approva l o f reques t t o us e a n alternativ e monitorin g 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 n applie s i f yo u elect t o us e a CM S t o demonstrat e continuou s complianc e wit ha n emissio n limit . §63.8(g)(1 ) throug h(5 ) Dat a reductio n Ye sP.8 2



### 183 §63.9(a)(1 ) throug h(4 ) Notificatio n requirement s an d 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 dsourc e wit hinitia l startu p befor e effectiv e dat e o f standar d Ye s

§63.9(b)(3 ) Notificatio ntha t subjec t t o th e rul e fo r ne wo r reconstructe d affecte dsourc e wit hinitia l startu p afte r effectiv e dat e an d fo r whic ha n applicatio nfo r approva l o f constructio no r reconstructio ni s no t require d Ye s

§63.9(b ) (4 ) (i ) throug h (iii ) Ye s

Notificatio nfo r a ne wo r reconstructe d majo r affecte d sourc e wit h initia l startu p afte r effectiv e dat e fo r whic ha n applicatio nfo r approva l o f constructio no r reconstructio ni s require d Reserve dN o §63.9(b ) (4 ) (iv )P.8 3



### 184 §63.9(b)(4)(v ) Notificatio n fo r a ne wo r reconstructe d majo r affecte d sourc e wit h initia l startu p afte r effectiv e dat e fo r whic ha n applicatio n fo r approva l o f constructio n o r reconstructio ni s require d Ye s Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW .

§63.9(b)(5 ) Afte r effectiv e dat e o f standard , notificatio n o f intende d constructio n o r reconstructio n Ye s Existin g facilitie s d o no t becom e reconstructe d unde r subpar t WWWW .

§63.9(c ) Reques t fo r complianc e extensio n Ye s

§63.9(d ) Notificatio n o f Ye s specia l complianc e requirement s fo r ne wsourc e §63.9(e ) Notificatio n o f performanc e tes t Ye s §63.9(f ) Notificatio n o f opacit yan d visibl e emission s observation s N o Subpar t WWW Wdoe s no t 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 n applie 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 n o f complianc e wit h opacit yemissio n standar d N o Subpar t WWW Wdoe s no t contai nopacit yemissio n standards .P.8 4 r

§63.9(g)(3 )

§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(7 ) §63.10(b)(1 ) §63.10(b)(2 ) (i ) throug h(v ) §63.10(b)(2 ) (vi ) throug h (xi )

§63.10(b)(2 ) (xii ) §63.10(b)(2 ) (xiii )

§63.10(b ) (2)(xiv )

§63.10(b ) (3 ) 

### 185 Notificatio n tha t criterio n t o continu e us e o f alternativ e t o relativ e accurac y testin g ha s bee n exceede d Notificatio n o f complianc e statu s Reserve d Notificatio n o 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 CM S record s

Recor d o f waive r o f recordkeepin g an d reportin g Recor d fo r alternativ e t o th e relativ e accurac y tes t Record s supportin g initia l notificatio n an d notificatio n o f complianc e statu s Record s fo r applicabilit y determination s Ye s

Ye s N o Ye s

Ye s

Ye s

Ye s

Ye s Ye s

Ye s

Ye s

Ye s

Ye s

Ye s Thi s sectio n applie 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 n limit .

Onl yapplie s t o facilitie s tha t us e a n add-o n contro l device . Thi s sectio n applie 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 n limit .

### 186

§63.10(c ) (1 ) CM S record s Ye s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit han emissio n limit . §63.10(c ) (2 ) through(4 ) Reserve d N o §63.10(c ) (5 ) through(8 ) CM S record s Ye s

§63.10(d)(3 ) Reporting result s N o

o f opacit yo r visibl e emissio n observation s Thi s sectio n applie s i f yo u elec t t o us e a CM S t o demonstrat e continuou s complianc e wit han emissio n limit . §63.10(c)(9 ) §63.10(d)(1 ) §63.10(d)(2 ) Reserve d Genera l reportin g requirement s Report o f performanc e tes t result s N o Ye s Ye s Subpar t WWW Wdoe s no t contai n opacit yo r visibl e emissio n standards . §63.10(d)(4 ) Progres s report s

a s par t o f extensio n o f complianc e Ye s

§63.10(d)(5 ) Startup , shutdown , an d malfunctio n report s Ye s Onl yapplie s i f yo u us e a n add-o n contro l device . §63.10(e ) Additiona l (1 ) through(3 ) reporting

requirement s fo r CMS . Ye s Thi s sectio n applie s i f yo u hav e a n add-o n contro l devic e an

d elec t t o us e a CE Mt o demonstrat e continuou s complianc e wit han emissio n limit . §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 n opacit y standards .

Onl yapplie s i f yo u elect t o us e a flar e a s a contro l device .P.8 6



### 18 7 §63.1 2 Stat e authorit yYe s an ddelegation s §63.1 3 Addresse s o f Stat e Ye s ai r pollutio n contro l agencie s an dEP ARegiona 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