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# OAR Box 1790 Prepped by Keeia Richards



## Document

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# 223 ) ll-F-1 2 Docket Number: 

# A-90-3 7

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### Departmen t o

f Energy Washington

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FA X COVE RSHEE T OFFIC E O F ENVIRONMENTA L ANALYSI S & SUSTAINABL E DEVELOPMEN T OFFIC E O F POLICY DEPARTMEN T O F ENERGY 100 0 INDEPENDENC E AVENUE , S W WASHINGTON , X).C. 2088 6 TE L (202)-i586-206 1 FA X (202 ) 686-206 2
DAT E ^ 7 W *'* NUMBE Ro r PAGE S

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## Departmen t o

f Energ y Washington , D C 20M 6

Marc h ;j , 199 5 MEMORA1

N MJ M KOK : Bil l Tyndall , KP

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### FROM : Chri s Wolz . OMJ * Roge rMums , DOIJ$/y 7 Th * atta.:h«i. l request s fo rspecifi c chnngcu t o th e Novembe r16 , 1994 . draf t'No w Sourc e Revio w Reform " i s hereb y provirtti H u s •••H|iic,*Niad

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SJpedfi cDO. S Reques tfo rChange s t o Ih o Novembe r16 , 199 4 Draf t"No w Sourc e 

### Review Kefinn " LAE R * O n p;.g * 176 , fifth line , ad d th e wor d Vaoiifiold " afte r"moat" . A tth e en d o f thu tparagraph , add : "However , asourc e fa-tug NS Kdu o t o reconatructio n o rmodificatio n m a y b e constraine d b y tile , fue l and/o i technolog y consideration s ft'om doin g wha tth o bee tcontrolle d sourc e i n it s clas s o rcategor y ha s dune . Therefore , EP A request s commen to n whotho ro rno tth e phras e "i n it s CIHS S o rcategory ' shoul d b e interprete d t o mea n "simila rsource " whe n LAE Rl abein g determine d fo r"brownfiuld " sources. " Or * p'i|j o 178 , eliminat e th e fin-tcomplet e sentence . BAC T O n p<na . 159 , las ttw o lines , chanc e ai rpollutio n abatfimont ' t o emissio n limitation, " O n pag e 160 , 4t h line , eliminat e "Internalizin g th e cost s ofai v pollutio n protection, " Also , i n line s 7 & 8 . chang o "ai rpollution " t o "emissio/i. " Ii-uijr ta n pag e 166 , jus tprio rt cpoin t2 th o following : However , sum e stakeholder s boliov o tha tth e "to p down " BAC T proces s pliice s undu e emphasi s o n th e mos tstringen t(an d costly ) contro l option . Therefore , whil e th e "to p down " proces s i s propose d herei n and oaplaine d below , EP A seek s usmmon to n alternativ e processe s wherei n n o initia l presumptio n (o radifferen tpresumption ) woul d b o used . Suc h comment s shoul d addres s i n particula rth e factor s t o b o considere d i n vht * BAC T selectio n process , an d ho w suu h factor s woul d b e balance d i n selectin g aspecifi cBACT. " O n panet i 16 7 an d 16 8 (an d evor y wher e e l no i n th e proposal ) chttng o "ai r pollution " an d "pollution " t o "emissions. " Innort , in pag e 17 4 afte rth e firs t(t o complete ) pnragraph , th e following : Anyon e submittin g acommen trecommendin g a n approac h t o BAC T IliHeren tfro m ''to p down " shoul d ula o suppl y example s addressin g th e Vav cpoint s describe d abnvo. " Cl.ts n I Ana ? O n •.wj-. i UaH , line s 8-U , delet e establis h nf anationa l goal " an d substitut e

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"ruquir a reasonabl e progres s towar d anationa l goa l of . O n pa*? * 2*9(1

, lino s 14-19 . delet e th o indicate d aonunco . Substitute ; "Give n tha tth e applican tha s provide d increment-relate d pollutan t conce i tratio n estimates , an d assumin g tha tth e FL M may , i n som e cases , deni m furthe rinformatio n o ranolysi u ofth e effects o f thos e concentration s on AQRVs , th o Questio n arise s whethe ro rno ti ti s th e applicant ^ responsibilit y c o sujiply euc h information . Kl 3 A believe s (ha tcooperatio n betwee n th e applicant , FLM an d permi tauthorit y i n determinin g impact s o n AQRV s i s i n lh « interes to f

all . Du tEP

A ljuaiute. s to require ! informatio n o ranalysi s of'th o applic ; m tbayon d incremonl-j-elate d ai rqualit y becaus e th e statut e place s th o li u vder . o f

demonstratin g a n ndvws c eiTec to n th o FLM . Thi s issu o if l discusse d furkhurunde r"b

. Scop e an d timin g ofth e FLM' s demonstration " afte rwhic h commen to n th aissu e i s solicited . O n pag e HOC

, ha tparagraph , strik o al l following : "Furthe r... " On pag e bOH

afte rth e first

(incoinploti* ) paragrap h inser tth e following : "Wliilt ; EPA believe s tha tth e identificatio n o f AQRV s i s th e .FLM' s reapoH.nihility , th e Statut e assign s a consultativ e rol e t o EPA i n th e iclontii . attio n o f

advers e effect,* , o n AQRVs (th o Act , sectio n 166fdX2)(B)) . Thi s proposu l implie s a n informal , caii&-b.y-i:aK u approach b y EPA t o thA t <.*on!-iuk;»tiv

e role . However , som e stekoholdc i s hav e SUgguotti d tha tEPA' s I'Ol

o badefine d mor e explicitly . Thos e stokeholdo,-- - poin tou ttha tFLM s ar c singl e isau- s (idvocateB i n th e PS D permi trnvio w proces s whil e EPA ha s broade r reifoniaibilitie g to th e genurnl publi c intercut . 1'hey ala o poin tou ttha tan ir*.ip.)rtE.n

taspec tof

th e Clas s I are aprotectio n issu o i s assistanc e t o th n permi tLn g authorit y i n makin g judgement, * o n FL M claim s tha ta n AQK V woul d h e adversel y afTeeled . Therefore , KP A request * commen to n whethe r an d h e v th e EPA consultatio n on advers e AQR V impact s coul d b o met . explicit . I n particular , KP A roquoot

B commenton potentia l guideline s whic h woul d h» generall y applicabl e t o ndvnrs o AQR

V impac tdeterminations . O n paig< 9 30 6 U th e en d ofth e firs t(incomplete ) paragraph , inser ttli e following : "Yr r hi: , th.** ro rno tsuc h identiiio d AQltVi* woul d bo adversel y affecte d b y a propoat'i: ! ne w o rinodifio d sourc e mus tultimatel y b e doeide d b y th e pormi t authorit y base d o n th o demo n f-tnu i o n of t.hr ? J<'L M an d guidanc e provide d b y EP A i n iit

s consultiv e capacity , A s moi.tior.e d frnrlior, EP A awfik s commen to n th o foUiittia l toop o of

aud i conpultiv c (•••iili.iic i •." O n pat e 309 , tine a1 0 -fell , chang e "mustko wmp'oi^d " t o "ma y b e appropriate. " O n pag e Si'2, . .ie»: before poin td , inncrtth. e fbllowi*.*;; :

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" A qveetio n arise s a s t o whethe rEPA , i n it s consultiv e rolo . shoul d provid e ftvojlt.bl e inlbrmatio n o n th o accurac y oret at o o f developmen to f

raudols whic h ar aJo tcovere d b y th e Guidelin e on Ai rQualit y Models . EP A seek s commen t on . U'luitheran d ho w description s o f non-guidelin e model s migh tb e sup p lamente d b y EP

A wit h informatio n whic h coul d Assis ttli o permittin g authivit y to evaluat e th e reanlt s of suc h models. " O n pag e 3.115

, poin t(1) , chang e "substantia l deference " to "reasonabl e con-aidci-ation. " C n png * 32* , delet e th e firstcomplet e paragraph , fin d dolet o th e word ''Novartholuafl' ' fhm i th e ha, ; innin g ofth e followin g paragraph . O n pag e 32?* , Tin

e 6 . chango'"determination " t o "rlemonatration. " Also , i n lin e » , chang e "finc'inff

" t o "demonstration. " O n pag e ;J2I>

, 3 d from las tline , chang e "coucernr* " t o " afindin g h y th o permitting * authority " OJ I pag e 12(1

, lin o 4 , plac o n perio d afW "dispu^'H" . Continu e (h e paragrap h u « fol.lo-.vs : "Th * applican tma y choos e t o addres s th e KI.M

V concern s throug h mftigativ e mflfinut'6 3 prio rto adetormlnatio n b y th e permittin g authorit y tha ta n AQR V woul d b o adversel y afl'octcd , thun eliminatin g th e neo d fo rctuc h a det*rni i nation . Howover , th e propose d m i ligatio n polic y shoul d no th o conntrn ; d t o requir e an y mitigatio n b y th e applican tunloe aa n advers e AQR V finding lb mad e b y th e permitLin n authority . O n p<*tg e 3J!7 . i>*»for

o poin t4 , inser tth o following : "The; : BI' A seek s comment, on th e condition ? whic h woul d o rwoul d no tJustif y pes tcciifttructio n monitorin g i n Clas s 1 twin* b y anowl y constructe d o r mod,ifi«i; l source , an d o n th o appropriate typ o nn d duratio n o f

suc h monitoring. " O n pag « 3T-.0

, Yam 13-15 , delet e th e sentenc e beginnin g "Such.." . O n pas c 331 , lino s 10*13 , delat e th o sentenc e beginnin g "Th e FLMs...'' . (Note : AQR V eigidficanc* level s woul d b e par to f a n advers e <*>llcc

tdctt-rmination . El' A ha s .* . con.wltiv o rol e I

n suc h determinations . Therefore . Mlir i .iflcanc o leve l selectio n rloo p no t res tsolel y with th e FLMs. )

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