# OAR Box 1107 Prepped by Ollie Stewart



### Document

Number: 

# 36 ) IV-C-4 Docket Number: 

# A-81-2 1

Printed 4/11/2008 3:03:46

PM Sheet 36 of 90 p. 1

# w P. 2

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# A-8I-2 I IV-C-4 ; . DE C 198 4 € 5 DE C '•%*•

Hr. K . S . Komerosk

l P . P.&Industr1e s Pos tOffic e Bo

x IOO O Lak e Charles , I

A 7G6P 2 Dea rPr. Kocoroskl ; Th1 s lette ri s t o conflr aourNovembe r29th telephon e conversatio n / tha taBestin g ha s bee n schedule d fo rDecembe r11t h a t8:3 0 A.M

. 1 a Durha m betwee n representative s o f

th e U.S . Environmenta l Protectio n Acenc y (£PA) , Radia

n Corporation , an

d you rcompany. A

s w e discussed , th e purpos e o f

th e meetin g 1 s t o gathe rInformatio n tha twi n Improv e ou runderstandin g o f

th e need fo radding acontro l devic e bypas s provi sio n t o th e viny l chlorid e (VC ) eBlssto o standard , A secon d purpos e I s / t o Identif

y additiona l dat

arequire d fo ran

y furthe rInvestigatio n o f a n appropriat e bypas s provision . Specifically , w

e ar e seekin g Informatio n fre o yoo rcospany aboutth e following : 1 . Th e genera l desig n an

d operatin g parameters o f th e contro l devlce(s ) use d a tyou

rEK/VC H facilitie s t o contro l exhaus tgase s sub jec tt o th e V

C standard . Fo

rIncinerato rcontrols , general desig n an d operatin g parameters o f Interes tInclud e operatin g temperature ranee , desig n capacity , maxlmu e capacit y an

d turndow

n capabilities . Als o o f Interes tI s th e usua

l stat e o f

th e backu

p contro l devic e (cold , warn, o rhot ) an

d th e t1« e repaire d t o switc h t o th tbacku p device . 2 . Th e type s o f

proces s upset s (o rothe rconditions ) tha tcoul d lea d t o th e bypas s o f

Incinerato rsyste m 9n6 ho wsuc h condition s wigh t b e avoided . 3 . Th e type s o f

Incinerato r»alfunctio n tha tcoul d lea d t o th e bypas s o f

th e Incinerato rsystem an d ho wsuc h malfunction s algh tb e avoided . 4 . Th e metho d use d t e estimat e th e amoun to f V C 1 n th e bypasse d exhaus tga s streams . 5 . An y sethe d used t o monito rt* e V C conten to f

tb e Incinerato r discharg e o rbypass .

# w P. 3

f

. Far f.OC/V C facilities
. tfUM&rtlo n o f exhaus t ga s tha t cose s fro © th e tDf/v cpurificatio n vent s an d th e ox^chlorinatlo n reacto rven t aw* th e impac t o f th e exyehlorlnatlo n ven t fluctuatio n o n contro l devic e bji>as s frequenc yan d duration
. 7
. Asrle f descriptio n (reaso n ind gjsotjnt ) o f an y^

C emission s cause d b yplant , start-a p o rshutdown
. 9
. A n "Incineratio n Bypas s History " stella rt o tha t presente d a t ou rOctobe rSO , 19 M meetin g bu t wit h reason s fo rbypasse s (i f possible)
. I f yo n hav e an yquestion s abou t thes e discussio n 1tess , pleas e cal l in e a t (?19 ) 541-5671
. W e appreciat e you rcontinue d cooperatle o 1 n ou r reviev * o f th e V

C standar d an d loo k forwar d t o aeetin g wit h you . Sincerely ,

Lesli e 8
. £van s Chemical s ?*dnufactur1ne
. Sectio n Cfceelcal s *n4

Petroleu s Branc h

0A0PS,ES£D,CPB,CHS,L.EVAKS,1hanzely,HCH,MD-13,ta737,x5671.12-03-84 , Fil eP. 4

Identica l letter s wer e sen t t o th e followin g companie s wit h th e note d change s

W.B . Barto n Director , Environmenta l Affair s Borden , Inc . 180 0 Eas t Broa d Stree t Columbus , Ohi o 4321 5 Lin e 2 : Januar y3 , 198 5
Mr . W.C . Holbroo k B F Boodric h Departmen t 545 6 610 0 Oa k Tre e Boulevar d Cleveland , Ohi o 4413 1 Lin e 2 : Januar y7 , 198 5
Mr . J.C . Ledvin a Director , Environmenta l Activitie s Vist a Chemica l Compan y 1599 0 Nort h Barker' s Landin g Roa d Houston , Texa s 7722 4 Lin e 2 : Decembe r 12 , 198 4