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# OAR Box 1778 Prepped by Ollie Stewart



### ument Number: 

# ' ) IV-C-2 2 Docket Number: 

# A-90-0 6

Printed 10/28/2008 9:51:04

AM Sheet 276 of 276P. 2 

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## J ' 1V-C-Z2 .

->• • UNITE D STATE S ENVIRONMENTA L PROTECTIO N AGENC Y I v^ 7 I

2

°! ^ Qua,it y Plannin 9 an d Standard s V*ilfc* y Researc h Triangl e Park , Nort h Carolin a [277 1 

### FXH. E COP Y 

## OC T 

## 2 4 199 1 Honorabl e Bo b McEwe n Hous e o f Representative s Washington , D.C . 2051 5 Dea r Mr . McEwen : Thi s i s i n respons e t o you r lette r o f Septembe r 11 , 1991 , regardin g th e Environmenta l Protectio n Agency' s (EPA's ) interpretatio n o f th e definitio n o f "repowering. " Sectio n 402(12 ) o f th e Clea n Ai r Ac t Amendment s o f 199 0 define s repowerin g a s th e "replacemen t o f a n existin g coal-fire d boiler " wit h on e o f severa l specifie d clea n coa l technologies . Th e definitio n als o includes , a s qualifyin g technologies , othe r technologie s whic h ar e derivative s o f "on e o r mor e o f th e [specified ] technologies , an d an yothe r technologycapabl e o f controllin g multipl e combustio n emission s simultaneousl ywit h improve d boile r o r generatio n efficienc yan d wit h significantl y greate r wast e reductio n relativ e t o th e performanc e o f technology i n widesprea d commercia l use. " A s yo u hav e correctl ypointe d out , thi s definition , a s written , coul d b e interprete d a s limitin g technologie s whic h woul d b e considere d repowerin g project s t o thos e tha t onl yinvolv e th e replacemen t o f th e boiler . A s yo u ma yknow , a s par t o f th e rulemakin g process , EP Ai s currentl ytakin g comment s o n it s proposa l t o amend regulation s implementin g ne w sourc e requirement s governin g modification s a t electri c utilit ygeneratin g units . Th e propose d rul e incorporate s th e statutorydefinitio n o f repowerin g withou t change . You r commen t i s bein g give n carefu l consideration , and EPAwil l b e addressin g thi s issu e i n th e fina l rulemaking . I appreciat e thi s opportunit yt o b e o f servic e an d trus t tha t thi s informatio n wil l b e helpfu l t o you . Sincerely , /9/Mtoto©alH . Shapiro (for ) 

### WilliamG . Rosenber g Assistan t Administrato r fo r Ai r an

d Radiatio n


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B o f tlj e Snitc h l&ate s Hous e o f iRcprcBEntatiuEB ©aBtjtngton , S.(E . 2D51 5 Septembe r 11 , 199 1 Committees : Rule s Legislativ e Proces s Subcommitte e Selec tCommitte e . o n Children . Yout

h and Familie s Publi c Works an d Transportatio n (o n leave ) Chairman . Study Committe e Tas k Forc e o n Energ

y Chairman . Research Committe e Tas k Forc e o n Ta x Policy ' an d Jo b Creatio n



### Mr . William

K . Reill y Administrato r Environmenta l Protectio n Agenc y 40 1 M St. , S.W . Washington , D.C . 2046 0 Dea r Mr . Reilly : I t ha s com e t o m

yattentio n tha t th e EPAha s drafte d a propose d rul e t o implemen t th e "repowering " provision s o f th e Clea n Ai r Ac t Amendment s o f 199 0 (Sectio n 402(12)) . I t i s m yunderstandin g tha t i n th e propose d rul e recentl y release d b

yEPA , boile r replacemen t o r substantia l boile r modification s woul d b e require d fo r technologie s t o qualif ya s repowerin g technologies . Th e effec t o f suc h a restrictiv e interpretatio n o f Sectio n 402(12 ) woul d likel ymea n tha t promisin g multi-pollutan t clea n coa l technologie s wil l no t qualif yfo r th e repowerin g extension . Mr . Reilly , becaus e a variet yo f promisin g technologie s tha t d o no t requir e boile r modification s ar e currentl ybein g demonstrate d i n Ohio , I woul d greatl yappreciat e knowin g th e Administration' s positio n o n th e definitio n o f repowering . I n ligh t o f th e attache d lette r fro m Secretaryo f Energ yJame s D . Watkins , I believ e a clarificatio n o f thi s matte r woul d b e mos t helpful . Than k yo u i n advanc e fo r you r cooperatio n an d attentio n t o thi s issue . I f I ma yprovid e an

yadditiona l informatio n necessar y t o you , pleas e d o no t hesitat e t o contac t me . Wit h warmes t persona l regards , Sin e



### BM:cp p Enclosur e E N o f Congres s

PLEAS E REPL

Y TO : 

### D WASHINGTON OFFICE : 243 1 RAYBUR N HOUS E BUILDIN G

f?n?i ??«.s7n« ; 

### D DISTRIC T OFFICE : POS T OFFIC E BUILDIN G HILLSBORO . O H 4513 3 

### n DISTRIC T OFFICE : WILLIA M H . HARSH A POS T OFFIC E BUILDIN GP. 4

EXHUHT 1 TH E SUJLE'IAK

T o rENERGY

. Wtafungton, DC

Juty 2,1930. Hon . RALP

H RBGTJLA

. JioaseefMepmaentotioea, WasMnitan. DC DEA RCONGRESSMA

N RAU E Thank Ton fa r apprisin g .m c of your inten tt o clarif

y i n th e Clea rAirAc tamendment

s tha tclea n coa l tprhnningiH

Kwhic h simultaneousl y contro l multipl e pollutant

s ar e eligibl e lo r th e ex - tension o f th e Phas e I I compliance deadline . Yo u specifically focused -e

n th e eligibility o

f technologie s oo trequiring bode r replace - ment_x consideratio n a s repowerin g tech - oologies . Th e Adaainirtratio

n worke d doaei y with th e Senat e Jeadexshi

p i n -developin

g th e definitio n o i repowerin

g whic h was .adopte

d i n S . 163 0 an d wa s thereafte rincorporate d int o SLR . 3030 . Th e inten tof

th e languag e 1

s t o include in th e definitio n o f repowering an

y technolog y capable o

f controllin g multipl e combustio n emissions simultaneously , s o lon g a s th e two criteri a specifie d (i.e. . in - crease d boile refficienc

y and significantl y greate rwast e reduction) are met . Fo rthi s clas s o f technologies , boile rreplacementi s no tintende

d to be a preconditio n t o being considere d a repowerin

g technology . Ac

cordingly , th e Administratio n doe s no tbe lieve tha tfurthe rclarificatio n of th e defini tio n i s required . Th e Departmen

ti s awar e of tw o projects in th e Clea

n Coa l Technology Progra

m rwhic h contro l multipl e pollutant s and whic h ma y meetth e remainin g tw o precon - ditions describe

d above . Thes e projects , nei - the ro f whic h requires boile rreplacement , ar e th e Lo w NO1/SC4

. Burne rRetrofi tfo r Utilit y Cyclon e Boilers Projec tan d th e Ad- vance d Slagging CombustorUtility Demon - stratio n Project. Both involve replacement o f burner s wit h sophisticate d slaggin g com - bustor s forNO * contro l an d us e o

f alkalin e reagent s for SO , control . Dat a fo r thes e two technologie s responsive t o th e question s i n you rlette rar e included I

n th e enclose d fac t sheets . Pleas e not e tha tth e definitio n o f repowerin g in bot h BLR . 3030 and S . 163

0 prescribe s tha tfinal determination s regard - ing th e applicabilit

y o f th e repowering defi - nitio n to technologie s lik e thes e wil l b e mad e o n a case-by-case basi s b y th e Environ - menta l Protection Agenc

y i n consultatio n wit h th e Departmen

to f Energy . Th e Offic e o f Managemen

tan d Budge t has advise

d tha tther e i s no tobjectio n t o th e submissio

n o f thi s repor

tfro m th e standpoin to f th e President' s program . Than k yo u fo r yourinquir

y o n thi s impor- at n matter. Sincerely . JAME S D . WATKINS . Admiral U.S. Navy (Retired!.