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# OAR Box 1830 Prepped by Ollie Stewart



### Document

Number: 

# 36 ) IV-C- 2 Docket Number: 

# A-87-1 1

Printed 11/13/20087:20:52 AM Sheet 36 of 232SE P 1 4 '8 ? 08=44"EP A P. 2 

### /T-£7-XZ P 2

* < men * .. ' UNITE D STATE S ENVIRONMENTA L PROTECTIO N AGENC Y W'ASHn>

- GTON,Tj.C

. 2046 0 

### SE P 

### I | 1987

OFFIC E O F AIRAN D RADIATIO N Ms . Dian e K . Stee d Administrato r Nationa l HighwayTraffi c Safet y Administratio n 40 0 Sevent hStreet , S . W . Washington , D . C . 2059 0 Dea r Diane : I verymuc happreciat e the fac t tha t yo u an d you r staf f too k time fro

myou r bus yschedule s t o mee t wit h u s earlie r thi s week . Fromour viewpoint , th e meetin g wa s productive . Whil e ou r agencie s hav e differen t basi c missions , ther e ar e manyarea s wher e ou r activitie s requir e clos e cordinatio n an d consultation . W e certainl ywan t t o ensur e tha t an ysafet y concern s NHTS Aha s regarding emissio n contro l system s ar e deal t with . Henc e i t continue s t o b e importan t an d i n everyone' s bes t interes t tha t w e maintai n a clos e workin g relationship . A s we discussed , EPA' s proposal s t o requir e fue l volatilit y and onboar d refueling control s involv e man ycontroversia l issues . On e suc h issu e i s th e safet yaspec t o f suc h controls . EPA' s onboar d contro l proposa l specificall yrequest s comment s o n thi s issu e an

d provide s fo r a reopening o f th e publi c commen t perio d afte r comment s o n th o issu e ar e receive d fro m NHTSA . Sinc e we shar e a desir e for an openminde d revie wo f thi s issue , i t i s critica l tha t ou r agencie s wor k closel y togethe r through th e coming month s t o analyz e al l availabl e informatio n an

d jointl ywor k t o resolv e issues . As w e discussed , th e following step s constitut e th e basi c approac hw e wil l tak e i n coordinating ou r effort s regarding th e refueling an

d fue l volatilit yrulemakings ? (1 ) NHTS Awil l attend the publi c hearing an d provid e th e riPApane l member s an yquestion s the ywoul d lik e asked . I t i s ou r understanding tha t NHTS Adoe s no t fee l i t necessaryt o hav e a representativ e o n the hearin g panel . (2 ) EPAwil l provid e copie s t o NHTS Ao f al l comment s received .1 4 '8 7 08:4 5 EPf l P. 3 P. 3



### - 2 - (3 ) EP Aand NHTS Astaf f wil l continu e t o hav e discussion s o f safet yissue s a s appropriate . (4 ) Afte r th e commen t perio d closes , SPAwil l prepar e a summaryan

d analysi s o f comment s o n th e safet yissues . (5 ) Thi s documen t wil l b e submitte d t o NHTS Afo r comment . (6 ) EPAwil l provid e bot hth e EP Aanalysi s an d th e NHTS A comment s t o th e publi c an d reope n th e commen t period . (7 ) EPAan

d NHTS Awil l continu e t o wor k togethe r t o analyz e an

d resolv e an

yremaining safet yissues . Beyon d the refueling an d fue l volatilit ycontro l issues , I agre e full ywit hyou e desir e for a mor e forma l workin g arrangemen t betwee n ou r agencies . I wil l b e proposin g a forma t fo r suc h an arrangemen t shortly . Th e basi c ide a I envisio n woul d b e t o mee t periodicall ya t whateve r leve l necessaryt o discus s rulemaking s an d othe r regulatoryactivitie s ongoing o r i n th e planning stag e a t eac hagency , t o identif ya s earl y n a possibl e thos e tha t involv e issue s o f interes t t o th e othe r agency , am i t o ensur e tha t th e othe r agency' s expertis e an d advic e i s solicite d an d utilized . Whil e w e hav e ha d a goo d workin g relationshi p i n th e past , thes e ne warrangement s shoul d hel p ansur e tha t coordinatio n i s obtaine d o n al l issue s requirin g it . Thank s agai n fo r you r time an d ideas . Sincerel yyours ,

J . Crai^ g Potte r Assistan t Administrato r fo r Ai r an

d Radiatio n