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UNIO N CARBID E RECEIVE D AGRICULTURA L PRODUCT S COMPANY

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P O SO X 428
. WOODBINE

. GEORGI A 3156 9

Woodbin e Plan t (912 ) 729-910 0 012)265-018

0 Septembe r 17 , 198 6

Jac k E . Rava n Regiona l Administrato r Unite dState s Environmenta l Protectio nAgenc y Regio nI

V 34 5 Courtlan dStree t Atlanta , Georgi a 3036 5

Nationa l Respons e Cente r Commandan t - 6 T6 C - 2 210 0 Secon dStreet , S.W . Washington , DC 2059 3

Reference : Superfun dReportin g - Continuou s Release s

Dea r Sirs :
A s yo u ar e aware , ther e ha s bee nconsiderabl e confusio nregardin g th e hazardou s substanc e releas e reportin g requirement s unde r th e Superfun do r th e Comprehensiv e Environmenta l Response , Compensatio nand Liabilit y Ac t o f 198 0 (CERCLA ) provision s addressin g continuou s release s [Sectio n103(f) ] an d federall y

permitte drelease s [Sectio n101(a)(10)] . Indeed , 1nEPA' s promul gatio no f th e fina l regulation s addressin g reportin g requirement s generally , EP A state dtha t "du e t o th e complexit y o f th e Issue s Involved , th e Agenc y ha s decide dt o stud y [thes e Issues ] further ; today' s rul e doe s no t resolv e [thes e Issues]. " 5 0 Fe d Re g 13458 , Apri l 4 , 1985 . Th e mos t recen t Regulator y Agend a Indicate d tha t EP A Intend s t o propos e regulation s onbot hsubject s b y th e en d o f thi s year . Unio nCarbid e Corporatio n1 s attemptin g t o assis t EP A 1 ndevelopin g technicall y soundan

d consisten t regulations . T o tha t end , Unio nCarbide , togethe r wit hsevera l othe r Intereste d companies , hav e me t wit hEPA 1 nWashingto nan

d explore d variou s Issue s an d concern s regardin g continuou s an d federall y

permitte d releas e matters . W e Inten d t o continu e thes e discussions . I naddition , th e Woodbine , Georgi a Plan t o f Unio nCarbid e wishe s t o shar e wit hEPA

an d th e Nationa l Respons e Cente r dat a an d Informatio n regardin g certai nai r release s whic h1 t believe s may fi t withi nth e continuou s releas e o r federall y permitte dreleas e reportin g exemptions . Thi s dat a an

d Information , whic har e enclosed , relat e t o emission s whic har e routine , anticipate drelease s t o th e ai r Incidenta l t o th e norma l operatio n o f th e pesticid e formulatio nfacilitie s a t th e Woodbin e Plant . Thes e release s whic hma y equa l o r excee dth e applicabl e reportabl e quantity , ar e predictabl e durin g norma l operations . Th e quantitie s and rate s o f emissio n ar e directl y

relate dt o th e rate s o f pesticid e formulatio nan d var y wit hth e cyclica l operatio no f th e formulators .P. 2
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I t mus t be recognize dan demphasize dtha t th e emissio nvalue s (whic h ar e reporte d1 nth e attache ddat a a s range s o f emissions ) ar e estimate s o f actua l releases . The y ar e base do

na combinatio no f desig ncalculations , materia l balances , andsamplin g dat a andInclud e engineerin g Judgments .

I nth e absenc e o f guidanc e from EP A a s t o wha t constitute s a "statisticall y

significan t Increase " fo r a continuou s release , th e Woodbin e Plan t Intend s t o repor t an y release s whic har e know nt o excee dth e uppe r limi t o f th e Identifie d range . Reportabl e release s no t covere db y th e (abov e o r enclosed ) Informatio nwil l continu e t o be reporte do nanIndivi dua l basis !

I nth e cours e o f ou r dat a compilatio nan dreview , w e Identifie d a n Issu e o f broa dapplicatio nwhic hw e wis ht o brin g t o you r attention . A s yo u ar e aware , nitoge ndioxide , whic h1 s bot ha hazardou s substanc e unde r CERCL A an da criteri a pollutan t unde r th e Clea nA1 r Act , 1 s generate da s a produc t o f combustio n1nIndustria l boilers , flare s an dothe r combustio ndevices . From al l suc hsources , nitroge ndioxid e 1 s produce da t rate s ofte nmeasure d 1 nton s pe r day .



### no t Unio nCarbid e Intende d t o b e assume s tha t

Include d 1 n thes e combustio nproduc t emission s wer e

CERCLA' s reportin g requirements . A s a criteri a pollutant , nitroge ndioxid e emission s ar e eithe r directl y permitte d o r generall y

regulate d(fo r th e large r sources ) unde r Stat e Implementatio n Plans . I neithe r case , EP A 1 s awar e o f thei r existenc e an dha s no reaso nt o exercis e It s authorit y unde r CERCL A

1 nrespons e t o suc hemissions . Accordingly , w e ar e no t submittin g an y dat a regardin g suc hnitroge ndioxid e emissions . 

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Th e Unio nCarbid e Woodbin e Plan t believe s th e dat a an dInformatio n containe d1 nthi s submissio nestablis hfo r 1 t th e Identifie d ai r emission s a s continuou s release s unde r CERCLA . I f NR C o r EP A want s t o receiv e additiona l dat a o r Information , o r 1 f yo uhav e an y question s regardin g th e content s o f thi s lette r o r It s attachments , pleas e advis e me . Ver y trul y yours ,

Attachmen t

cc : Mr . Lo uMusgrov e Environmenta l Enginee r A1 r Pollutio nComplianc e Program Georgi a Departmen t o f Natura l Resource s 20 5 Butle r Street , S.E . Floy dTower s Eas t Atlanta , Georgi a 3033 4SUMMAR YO F CONTINUOUS EMISSION S FORTH E WOODBIN E PLAN T

CHEMICAL Name CAS No . SOURC E Proces s Unit/Facilit y

ID/Etc . CAUS E O F RELEAS E No . o f Time s R Q Equalle d o r Exceede d pe r Year ' Rang e o f Releas e

Minimu m Maximu m (lb/Day ) (lb/Oay ) R

Q

Methylen e Chlorid e (DCM ) 7509 2 TEMIK R -On-Gri t Formulatio n DC M emission s occu r durin g th e unloadin g o f aldicarb/OC M solutio nfro

m tank trailers , th e additio no f a binde r t o a batc htank , breathin g o f the solutio nstorag e tanks , reloadin g o f DCM t o retur ntank trailers , ai r conveyin g o f formulate d product , produc t screening , and breathin g o f storag e bins . 26 0 12 0 550 0 100 0

TEMIK R -O nGypsu

m Formulation s Emission s resul t fro m th e weathering-of f o f residua l DCM inth e formulate dproduc t durin g mechanica l conveying , screening , andbreathin g o f storag e bins . 20 0 200 290 0P. 4



### Blin dInterna l Distribution :
D . K . Wagne r D . L . McKenzl e W . M . Lanha m D . E . Arnol d D . B . Cunningha m A . A . Komare k Chri s Smit h- RT P J . A . FUzeral d- RT P G . R . Kraft/P3 - Danbur y R . F . Kelley/J3 - Danbur y R . A . Hatthews/E3 - Danbur y