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# OAR Box 1837 Prepped byKeeia Richards



### Document

Number: 

# 172 ) IV-C-1 2
Docket Number: 

# A-84-3 3

Printed 11/14/20083:48:11 PM Sheet 172 of 238P. 2



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NM H O NMENTA

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omr i C' » AIRAN D HADiMlO V Davi d C . O'Nea l Designate dAssistan t Secretary Lan dan dMineral s Managemen t Departmen t o f th e Interio r 18t han dC Streets , N

W Washington , D.C . 2024 0 

### Dea r Mr

. O'Neal : \ 

## I E ED WB ^ U lNO VI4198 9

O n Octobe r 26 , 1984 , th e Environmenta l Protectio n Agenc y (EPA ) too k actio n unde r th e Clea n Ai r Ac t proposin g t o add surfac e coa l mine s (SCM's ) t o th e lis t o f sourc e categorie s fo r whic hfugitiv e emission s ar e include d i n determinin g whethe r a sourc e i s considere d majo r unde r EPA' s regulation s t o preven t significan t deterioratio n i n clea n ai r area s (4 9 FR 43211)
. Shoul d thi s propose d listin g b e mad e final , the n ne wand modifie d SCM' s would , i n certai n circumstances , b e require d t o appl yfo r preventio n o f significan t deterioratio n (PSD ) permits , us e bes t availabl e contro l technolog yt o limi t ai r pollutio n emissions , and conpl ywit hothe r PS D provisions
. Th e Departmen t o f th e Int e comment s t o EP Aregardin g thi s nearin g fina l actio n o n thi s p r elapse d sinc e proposal , th e ch a managemen t a t you r agency , w e a th e view s outline d i n th e comm e Du e t o a Novembe r 16 , 198 9 dea d litigation , w e reques t tha t an y late r tha n 1 0 day s fro mth e da t rio r provide d th e attache d rulemakin g proposal
. Th e EF Ai s oposal
. Give n th e tim e tha t ha s ng e i n administratio n and th e ne w r e intereste d i n knowin g whethe r nt s stil l represen t you r positio n lin e fo r fina l actio n impose d b y respons e b e returne d t o u s n o e o f thi s letter
. On e o f th e alternative s previousl y discusse dwit hyour agenc y i nconnectio nwit hEPA' s rulemakin g proposal , whic hi s stil l unde r activ e consideration , i s t o lis t fugitiv e emission s fro m SCM's , suc htha t ne w SCM' s tha t may

adversel y

affec t ai r qualit y

nea r area s o f special , natura l significanc e woul dbe require dt o obtai na PS Dpermit . Thi s optio nwoul db e designe d t o preven t ai r qualit y degradatio nnea r Clas s I PS Darea s an d woul dpotentiall y onl y affec t SCM' s likel y t o impac t thes e area s (e.g. , SCM' s withi n5 0 kilometer s o f Nationa l Park s an d Wildernes s areas) . A s yo u evaluat e th e positio n take n b yyou r agency , pleas e le t u s kno w i f th e concern s previousl yexpresse d b yyou r agenc yregardin g EPA' s proposa l woul d b e alleviate d b y thi s option
. 

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### Than k yo u fo r your continuing interes t an d participatio n in thi s matter . I f you r staf f member s hav e an yquestions , the

yma y cal l Lydi a Wegman o f m ystaf f a t (FTS ) 382-7400
. W e woul d appreciat e you r writte n respons e withi n 1 0 days
. Sincerely ,

(ber g Assistan t Administrato r Offic e o f Ai r an

d Radiatio n Enclosur eP. 4

Duplicat e Letter s Sen t To :
Departmen t o f Interior : Davi dC . O'Nea l Designate dAssistan t Secretar y LandandMineral s Managemen t 18t handC Streets , N W Washington , D C 2024 0 (202 ) 343-567 6
Note : Positio ni s vacan t a t present . Wil l likel y b e fille dwithi n2- 3 weeks . Departmen t o f Interior : Constanc e B . Harrima n Assistan t Secretar y Fish , Wildlif e andPark s 18t handC Streets , N W Washington , D C 2024 0 (202 ) 343-441 6 Departmen t o f Energy : Pete r N . Brus h Assistan t Secretar y Environment , Safet y an dHealt h 100 0 Independenc e Avenue , SW Washington , DC 2058 5 (202 ) 586-615 1 Departmen t o f Agriculture : F . Dal e Robertso n Chief , Fores t Servic e 14t handIndependenc e Avenue , SW Washington , DC 2025 0

--- > Mailin g Address : P . O . Bo x9609 0 Washington , D C 20090-609 0 (202 ) 447-666 1 Departmen t o f Commerce : Wendel l L . Willkie , I I Genera l Counse l 14t handConstitutio nAvenue , N W Washington , D C 2023 0 (202 ) 377-477 2