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# OAR Box 

# 1875 Prepped by Ollie Stewart



### Document

Number: 

# 61 ) ll-F- 8 Docket Number: 

# A-90-1 9

Printed 12/1/200811:12:48AM

Sheet 61 of 86P. 2 

# A-90-1 9 ll-F- 8

Attache d ar e material s distribute d b yth e EP

Aa t a meetin g wit h OM B o n Augus t 11 , 199 2 (p.m.) . Belo wi s a lis t o f attendees . EP A Ja n Meye r Daphn e McMurre r Bruc e Jorda n Lydi a Wegma n Andre wOti s Patrici a Embrey OM B Ti mHun t TroyHillie r Ric k Belze r



# nlJ-lJJJ J in l r* . I M 

# .;' : . rai i isg

z v . SP AAI R DOCKE TP. 3

EPA/OM B Meetin

g o nTechnica l Change s t o th e HO N
4 Reason s fo r Change s Correction s Clarification s Increas e Flexibilit y ne widea s unintentiona l omission s Decreas e Burde n (withou t changing reg' s effectiveness ) reevaluatio n o f requirement s base d o n ne w informatio n N o Individua l Chang e o f Grea t Polic ySignificanc e However , man

ysmal l technica l change s tha t shoul d eas e implementatio n greatly , especiall yi n combinatio n 8 Area s o f Chang e

- Proces s Vent s Transfe r Operation s Wastewate r Storag e Vessel s Emission s Averagin g Implementatio n Pla n Monitoring , Recordkeepin g an d Reportin g Applicabilit y Mos t intende d change s conceptuall ycomplete , bein g drafte d no w Som e change s stil l bein g developed/decide d upo n Goal : Al l change s drafte d b ySeptembe r 1 Possibl e exceptions : Wastewate r Recordkeepin g Applicabilit yP. 4

o

o

o

o Proces s Vent s Correction s

—

- TM Cla r

-

" •

-

- ^ Temperatur e facto r o n pg . 36 7 shoul d b e 2.494E-0 6 TR E "b " constan t shoul d b e 1.417E-0 2 Definitio n fo r batc h processe s ification s Specif ytha t performanc e test s ar e t o b e conducte d unde r representativ e condition s Specif yTR E calc s a s "TR E Determinatio n Test " o r "Grou p Determinatio n Test " t o distinguis h TR E fro mperformanc e test s Specificall y

exclude lo

w le g drains , hig

hpoint bleeds , analyze r vent s an d equipment leak s fro m vent s requirement s Clarif yrequirement s fo r bypas s line s Specif ywha t i s t o b e monitore d fo r Grou p 2 vent s whe n n o recoverydevic e i s use d Specif ytha t HONapplie s t o continuou s vent s onl y Clarif ydefinitio n o f batc h processe s Increas e Flexibilit y

— TM Allo wfo r alternativ e monitorin g fo r recoverydevice s Considerin g us e o f scrubber s a s contro l device s Decreas e Burde n (withou t changing reg' s effectiveness )

-

-

-

" "

• -

• Remov

e requiremen t t o calculat e TRE fo r al l vent combination s Remov e requiremen t fo

r TRE calculatio

nfo r alread

y controlle

d vent s Ad d lo w flo w an d lo w concentratio

ncutoff s fo

r TRE calc s Allo wus e o f engineering assessment s i n initia l TR E cal c Requir e test s an

d monitorin g onl yi f initia l estimat e o f TR E valu e i s belo w4. 0 Specificall yexemp t upset s an d smal l unintentiona l proces s change s fro mTR E recal c requirement s Remov e requiremen t fo r reporting TR E change s unles s they decreas e th e TR E belo w1. 0 o r 4.0 , whicheve r i s applicabl eP. 5

Transfe r Operation s Correction s Dro p definitio n o f "Marin e Vessel " Clarification s Specif yannua l throughpu t use d fo r Grou p determination s Specif yho wmetho d 2 7 i s t o b e use d Specif ytha t th e requirement s fo r bypas s line s ar e th e same a s fo r vent s Clarif yterminolog

yfo r contro l device s Increas e Flexibilit y Allo w DOT certificatio

no f truck vapor tightnes s a s a n alternativ

e t o metho

d2 7 Allo w vapo r balancin

g a s botha

nexemptio

nan d a contro l alternativ

e a t source' s discretio n Considerin g us e o f dom e collectio n device s a s a contro l Decreas e Burde n (withou t changing reg' s effectiveness ) Remov e requiremen t fo r loading record s a t loading sit e Considerin g necessit yo f 2 minut e temperatur e monitorin g requirement s fo r shor t loading period s Exemp t boiler s usin g stream s a s primaryfue l fro m performanc e tes t requirement s (sam e a s vents ) Allo wverificatio n o f pressur e tes t certificatio n fo r thir d part ytank truck s an d rai l car s instead o f recordkeepin gP. 6

Wastewate r Correction s Correcte

d Henry' s La

w Constant s an

d lis t o f Volatil e Organi c HAP' s (VOHAP's ) Correcte d dimension s an d mistake s i n severa l equation s Correcte d cros s reference s Clarification s Specif yho wsampling ca n b e don e a t location s othe r tha n th e "Poin t o f Generation " Specif ywhic h indirec t contac t stream s ar e exemp t suc h a s stormwate r runoff , safet yshowe r wate r Specif ytha t rul e applie s primaril yt o proces s wastewate r Specif yho wbio-unit s ca n b e use d t o compl yw/HO N Specif yho wreport s shoul d b e handle d whe n ther e i s continuou s discharg e t o a POTW Reorganize d provision s fo r eas e o f understandin g Increas e Flexibilit y Considerin g allowing additiona l treatmen t option s fo r residuals : retur n t o an

yproces s sal e Decreas e Burde n (withou t changin g reg' s effectiveness ) Tak e commen t o n alternativ e leak detectio n an d repai r progra mfo r hea t exchang e stream s Considerin

g excludin

g lo w volatility

VOHA P strippability group s Considerin g addin g vapo r pressur e applicabilit ycriteri a fo r contro l o f wastewate r tank s Considerin g addressin g landfil l leachat e i n a separat e standar d Considerin g changing d e minimi s level s fro m0. 1 pp b an

d 0.0 1 1p mt o 5. 0 pp

man d 0.0 2 1p

mP. 7

Storage Vessel s

o Correction s

Adde d inspectio n requirement s fo r interna l floating roof s tha t ar e i n servic e a t promulgatio n o r complianc e dat e Inadvertentl yomitte d fro m12/9 1 draf t Correcte d applicabilit ycriteri a t o us e consisten t threshold s i n preambl e an d re g Adde d requiremen t tha t vessel s storing liquid s wit h vapo r pressur e > 76. 6 kP a (11. 1 psia ) mus t us e a close d ven t system Inadvertentl yomitte d fro m12/9 1 draf t Mad e al l unit s metri c Clarification s Specif yho wequipmen t leak s fro mclose d ven t system s o n storag e vessel s wil l b e regulate d Clarif ydefinitio n o f maximu mtru e vapo r pressur e (fo r th e applicabilit ycriteria ) t o includ e onl yvapo r pressure s o f th e HAP' s i n liquid s tha t ar e mixture s Increas e Flexibilit y Allo wfo r delayo f repairing close d ven t systemequipmen t wit h notificatio n Allo wa n additiona l 3 0 da yextensio n fo r repai r o f floating roof s Added a syste

m fo r delayin

g inspection s whenroof s ar e considere

d structurall y

unsoun d(unsafe ) Specif ytha t workin g losse s ar e allowe d durin g routin e maintenanc e o n close d ven t system s Allo wvapo r mounte d primaryseal s fo r externa l floating roof s unti l tank take n ou t o f servic e o r 1 0 year s afte r promulgatio n (instea d o f withi n afte r promulgation ) Decreas e Burde n (withou t changing reg' s effectiveness ) Specif ytha t repai r o f contro l device s fo r close d ven t system s no t subjec t t o requirement s fo r routin e maintenanc e Specif ytha t visua l inspectio n ca n includ e us e o f televisio n monitor sP. 8

Emission s Averagin

g Correction s Correcte d emission s estimatio n equation s Clarification s Specifie d tha t a 98 % close d ven t systemo n a storag e vesse l ca n generat e 3 % wort h o f credit s Specifie d tha t credit s fro mEarl yReduction s control s ca n onl yb e use d afte r th e extensio n i s ove r an d tha t over controlle d poin t i s subjec t t o th e HON Wil l specif ycertai n pollutio n preventio n measure s tha t ca n b e use d t o generat e baselin e credit s i f take n sinc e 198 7 Clarif y tha t i f credit s d o no t excee

ddebits , al l th

e point s i

nth e average ar e no t out o f complianc e th e balanc e o f credit s an ddebit s i s a

nadditiona l enforceabl e commitment , separat e fro m th e point-by point contro l commitment s fo r th e point s inth

e average Mayspecif ytha t othe r standard s tha t includ e emission s averaging wil l hav e a differen t systemt o determin e baselin e credit s Nee d t o addres s preceden t tha t mayb e interprete d a s a disincentiv e fo r earl ycontro l Increas e Flexibilit y Allo wcredi t fo r increase d produc t recoveryo n Grou p 2 proces s vent s Considerin g ho wt o draf t thi s allowanc e Decreas e Burde n (withou t changing reg' s effectiveness ) Considerin g a complianc e systemwit h a n annua l complianc e perio d an

d quarterl yemission s allowance s Considerin g allowing baselin e credi t fo r 33/5 0 control s- c . Implementatio nPla n
o Correction s

Adde d requiremen t fo r a shor t "initia l notification "
o Clarification s

Redraftin g t o mak e easie r t o understand Addin g explanatio n o f th e whol e reporting system
o Decreas e Burde n (withou t changing reg' s effectiveness )

Applicabl e onl y

i f permi t applicatio nha s no t beenfile d Delaye d du e dat e to : 1 8 month s befor e complianc e fo r point s inaverage s 1 2 month s befor e complianc e fo r othe r point s Reduce d detai l neede d t o describ e monitorin g plan s Mad e some requirement s jus t recordkeeping , no t reporting Monitoring , Recordkeepin g an dReportin

g
o Clarification s

Describin

g a 5 par t reportin g syste m Initia l notificatio n Implementatio

nPla nor Permi t Applicatio n Notificatio

no f Complianc e Statu s Semi-annua l Report s (deviations , performanc e tests ) Spo t Report s (emissions events , tan k inspections ) Rearrangin g fo r clarit yan d t o avoi d redundancie s
o Increas e Flexibilit y

Allo w sourc e an

ddelegate

dauthority

t o develo

p alternativ

e monitorin

g parameter s an

dparamete r range s
o Decreas e Burde n (withou t changing reg' s effectiveness )

Switcht o incentiv

e base dsemi-annua l deviatio nreportin

g Considerin g way s t o decreas e recordkeepin g Considerin g way s t o decreas e reportin g o f tes t result s P. 9Correction s P.1 0

Applicability

Tabl e 2 : Chemica l name s an d CA S number s Tabl e 1 : HO

NHA P lis t matche d wit h correcte d lis t fo r Sectio n 11 2 Clarification s Describ e ho w sourc e ca

ntel l wher e eac hchemica l manufacturin

g proces s start s an d stop s Determine s whichequipment i s subjec t t o HO N Describ e ho w sourc e ca

ntel l whichchemica l manufacturin g processe s ar e subjec t t o th e HO N an d whichar e exempt Processe s ar e exempt i f n o HAP' s use

dan dn o HAP' s produce d Clarifyin g definitio n o f produc t an d by-produc t Clarifyin g applicabilit yfo r batc h processe s Specifying tha t HO

Ndoe s no t appl yt o ethylen e unit s