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# OAR Box 1168 Prepped by Ollie Stewart



### Document

Number: 

# 103 ) ll-C-3 2

Docket Number: 

# A-89-1 0

Printed 4/29/2008 11:23:20 AM Sheet 103 of 131

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- P. 2

4 '
. t. '•

LA W OFFICE S PHILI PJ . HARTE R

SUIT E 40 4 230 1 M STREET . N.W . WASHINGTON , D.C

. 2003 7 (202 ) 887.103 3 FAX : (202 ) 887-103 6

October 31 , 199 0 

# A-89-1 0

II-C-3 2



## MEMORANDU M

To : EPA Negotiate dRulemakin g Committe e o n Fugitiv e Emission s fro mEquipment

Leak s Fr : Phili p J

. Harter , Facilitator Re : Fina l Draf t o f Recommende dPropose dRule ; Draf t Agreement ; Document s fo r th e Recor

d

She' s almos t

read y t o sing :P. 3

I enclose :

o The fina

l draf t o f the recommende dpropose drul e tha t we hav e all bee n working on fo r jus t ove r ayear . Som e change s respondin g to variou s comments , som e o f whic h were conflicting , hav e bee n made sinc e the

• las t versio n was circulate ds o pleas e review thi s carefully

. Thi s i s th e final recommende d propose d rul e unles s anyon e ha s majorproblem s with it . Therefore , pleas e cal l Rick o rJa n b y clos e o

f busines s o n Wednesday , Novembe r1 4 wit h any significan tlif

e o rdeath ; mak

e o rbreak difficultie s yo u ma

y have ; W

e wil l the n circulate th e recommende dpropose drul e fo r signin g the agree men t in principl e durin g th e wee k o f November

19

. Given th e majo

r management

change s tha

t ar e occurring within EPA , i

t i s important

t o hav e our

agreement

i n principl e signedbefore Jack Farmer retire s on November

30

. W e wil l therefore b e asking yo

u to sig n th e agreement

are return i

t to m e b y th e clos e o f busines s o

f Novembe r 29

. I t wil l become effective whe

n al l interest s o

n th e committe e have execute d it

. Tha t shouldb e feasible sinc e yo u wil l hav e reviewe dthi s draft

.

o A summar

y o f the change s tha

t hav e bee n made i

n the propose drul e sinc e th e las t distribution

.

° A list o f the document s tha

t were usedi

n th e regulator

y negotiatio n tha

t EP A propose s t o include i n th e rulemakin g docket

. Recall all thos e torture dnegotiation s a t th e beginning i

n whic h we agree di

n th e protocol s that : Rulemakin g Record

. (1 ) Minute s o

f meeting s an dany other

document s prepare do

r circulate di

n conjunction wit h the Negotiatio n shall b e placedi n apubhc docket

o f th e negotiations , bu t

shall no t b e place din any EP A rulemakin g docket o r considere db y EP A a s abasi s fo r rulemaking , excep t

- (a ) EP A ma

y submit aUs t o f document s fo

r inclusion i

n arulemaking docket i n suppor t o f regulation s propose di

n accordanc e wit

h th e Com

mittee' s writte n statement

andma y include an

y suc h liste ddocument

i n th e docket

unles s more tha

n seven Committe e member s objec t within thirt y days , o r (b ) factua l material , data , or

aggregation s o

f dat atha t i s no t confidentia

l and tha t wa s prepare di

n conjunctio n wit

h th e negotiation s an drelevant to th e subjec t

o f th e negotiation s an do

f th e rulemaking

. (2 ) Thi s provisio n doe s no t prevent an y part y t o thes e negotiation s fro msubmittin g to an y EP A rulemakin g docket an y document

tha t such part y prepare dor

otherwis e generate dfo

r us e i n thi s negotiation

. Bu

t no part y ma y mak e suc h us e o f an y document prepare dor

generate dby any other

part y fo r us e i n thi s negotiation

. Therefore , pleas e carefull

y review th e propose dlis t o f document s to b e transferre dto the rulemakin g record , an dlet

Rick kno w i f you hav e any problem s wit h any o f th e document s bein g include dthere

. The par t o f th e preambl e describin g th e us e o f dat awil l b e distribute dlater

thi s wee k under separat e cover . W e ar e stil l working o n th e draf t agreement

in principle , an dit

to o will b e distribute dshortly

. EP A i s i n th e proces s o

f completin g th e ful

l preambl e concernin g equipment leak s an dwil

l distribute piece s o f it fo r th e Committee' s review ove r the next severa l weeks

. Th e entire draf

t shoul db e ready fo

r distributio n i n tw o month s or

s o (mayb e sooner , mayb e longe r . . .)

. Following atim

e t o review andcomment

on it , we shouldb e in apositio n t o concu r in th e preambl e an dhenc e sig n th e fina l agreement

approximately February 1

.P. 4

t •»

^ ,l0S "> . 

# .SB ;

s.

" •DPO'.*** * iNITE D STATE S ENVIRONMENTA L PROTECTIO N AGEN C Offic e u i Ai rQualit yPlannin g an a Standard s Researc n Triangl e Park

. Nort h Carolin a 2V7 1 i

Dea r Re g Ne g Committe e Member : Pleas e findattache da summar y o f substantiv e change s mad e sinc e th e 9/26/9 0 draft . Mos t o f thes e change s ar e relativel y mino r clarification s excep t fo r certai nadditiona l provision s relatin g t o connectors . We hav e made , base do n comment s receive dfrom yo uan d wit hnumerou s conversation s wit hothe r Committe e members , severa l change s wit hrespec t t o connectors . W e hav e adde da n optio ntha t disturbe dconnector s nee dno t b e followe dup wit ha

n additiona l screenin g i f th e owne r o r operato r choose s no t t o tak e advantag e o f th e nonrepairabl e poo l whe nmakin g hi s percen t leake r calculation . We hav e adde da provisio ntha t woul dexemp t existin g screwe dconnector s 2 inche s o r les s from routin e monitorin g i f the y wer e monitore donc e afte r th e standard s tak e effec t an d afte r bein g repaired . Th e collectiv e wisdo m o f severa l o f yo u indicate dtha t onc e a screwe dconnecto r wa s leak-tight , i t woul dstay.tight . However , becaus e ther e i s no t sufficien t dat a t o conclusivel y

prov e this , othe r screwe dconnector s wil l b e treate da s any othe r connector , an

d dat a o n percen t leaker s wil l b e gathere dhere . W e hav e adde da provisio ntha t woul drequir e a one-tim e monitorin g o f ne w welde dconnector s a s furthe r assuranc e o f a goo dweld . We hav e increase dth e allowabl e siz e fo r connector s i n instrumentatio n systems . AP I commente dtha t instrumentatio nsystem s associate dwit hthei r proces s unit s covere di n th e rul e mor e typicall y contai n0.7 5 inc hconnectors . Thi s informatio nwa s no t availabl e a t th e tim e w e negotiate dth e lin e siz e o f 0. 5 inches . We believ e thes e ar e reasonabl e change s i n th e connecto r standard s and woul dno t perceptibl y chang e any

impacts , eithe r a s an increas e o r decreas e i n emissions , a s compare dwit hth e overal l reduction s thes e standard s wil l achieve . W e hav e summarize dth e change s i n th e attachmen t s o tha t yo u coul dfocu s mor e closel y

on them instea do f havin g t o decid e i f al l th e redline s an d strikeout s i

n th e regulatio nar e substantive , eve nthoug hyo u ar e stil l expecte dt o revie w

those . W e believ e al l othe r change s no t liste di nth e summar y ar e mino r edit s wit hn o rea l effect . W e hav e trie dt o mak e thi s a s eas y a s possibl e i

n th e interes t o f time . Sincerely ,

Ric k Colye rP. 5

, > c »

Pag e

Pag e
Pag e

Pag e

Pag e

Pag e Pag e

Pag e

Pag e Summar y

o f Non-editoria l Change s Sinc e th e 9/26/9 0 Draf t



### 1 :

2 :
6 :

8 :

9 :

10 : 11 :

12 :

1 3 Clarifie dapplicabilit y o f th e standard s t o th e origina l HO N sourc e categories . Th e origina l languag e woul dno t hav e picke dupsolven t usag e a t thes e facilities . Th e revise d languag e correct s that . W e adde da paragrap htha t exempt s a sourc e liste di n§XX.X8- 2 from contro l requirement s i f i t doe s no t us e o r mak e a §XX.X8 - 1 chemical . A paragrap hwa s adde dt o clarif y tha t upstrea m

petroleum refinin g processe s woul dno t b e subjec t t o th e standards . Th e definitio no f instrumentatio nsyste m wa s revise dt o includ e connector s 0.7 5 inche s o r less . AP I commente dtha t informatio ni t ha dreceive dindicate dtha t thi s siz e wa s mor e typica l o f connector s i ninstrumentatio nsystem s i nman y o f thei r facilitie s covere db y th e rule . Th e valv e siz e remain s unchanged . Definition s wer e adde dfo r "petroleum" , "petroleum refinin g proces s unit " and"plan t site" . "Plan t site " J replace s th e ter m

"facility " throughout , andi s use dfo r ' consistenc y

i ndefinin g a geographica l area . \
W e clarifie dth e definitio no f "proces s unit " t o ensur e tha t w e don' t inadvertentl y "craw l bac k int o th e refinery. "
A provisio nwa s adde di nth e definitio no f "proces s uni t shutdown " t o allo w

a cessatio no f operatio nlonge r tha n2 4 hour s no t b e classifie da s a shutdownunde r certai n conditions . A definitio nwa s adde dfo r "screwe dconnector. "

• "Se t pressure" . Th e latte r wa s adde dt o correc t a proble m i n th e existin g rul e cause dwhe na properl y operatin g pressur e relie f devic e tha t begin s t o ope nslightl y befor e th e se t pressur e wa s bein g interprete da s a violation . Definitio nfo r "shutdown " remove dbecaus e it wa s no t necessary . Paragrap h(g ) wa s removed . Th e paragrap hwil l b e include di n th e genera l provision s t o th e ne w par t 63 .
andothe r spots : Th e ter m "i nVHA P service " wa s delete di na numbe r o f spots . I t i s redundan t becaus e th e regulatio nonl y applie s t o equipmen t i nVHA P servic e t o begi nwith . i 

## i 

# 1

* i i iP. 6

Page s 1 3 and22 : Th e perio do f ninet y day s fo r complianc e fo r ne w source s wa s removed . Th e Clea nAi r Ac t doe s no t provid e fo r any additiona l tim e fo r new source s t o com e int o compliance . I nreality , thi s woul dchang e th e provisio nlittle . Percen t leaker s woul dno t coun t fo r pump s unti l th e secon dmont hafte r startu panyway , an

dvalve s hav e u

pt o 9 0 day s t o b e monitored . Pag e 14 : Pum

prepai r practice s wer e added . Page s 1 5 an

d16 : Clarificatio nadde dt o ensur e tha t th e pump s leakin g durin g th e firs t mont hafte r startu pca nonl y b e exempte dfro

m th e calculatio nfo r percen t leaker s onl y on e time , whic hwoul d b e fo r th e monitorin g perio di nwhic hth e leaker(s ) wa s found . Page s 2 4 an

d37 : Clarificatio nwa s adde dt o explai nth e term "net " credi t fo r remove dequipment . Pag e 28 : Dela y

o f repai r fo r pump s wa s expande dt o allo w fo r replacemen t o f singl e sea l pump s wit hothe r type s o f low-lea k technolog y

beside s dua l mechanica l seals . Pag e 33 : A

provisio nwa s adde dt o monito r a welde dconnecto r a t leas t on e tim e t o chec k fo r leaks . Pag e 3 3 an

dothe r spots : Followu pmonitorin g fo r connector s ha s bee n change dfrom

6 0 day s t o 3 month s t o mak e i t consisten t wit h th e followu pfo r valves . Ther e seeme dt o b e n o goo dreaso nt o follo w u pconnector s soone r tha nvalves . Pag e 34 : A

noptio nwa s adde dt o allow facilitie s tha t di dno t wan t t o d o followu pmonitorin g onconnector s i nexchang e fo r n o nonrepairabl e pool . A nowne r o r operato r coul dswitc hfrom on e optio nt o anothe r i f he starte dagai na t annua l monitoring . Pag e 35 : A

noptio nwa s adde dt o exemp t existin g screwe dconnector s 2 inche s o r les s from

routin e monitorin g a s lon g a s the y wer e checke da t leas t onc e afte r bein g disturbed . I t wa s believe d by man y o f th e Committe e member s tha t screwe dconnector s woul d no t leak , onc e determine dtigh t throug hinitia l andone-tim e followu pmonitoring . Becaus e o f a " paucit y

o f dat a onscrewe d connectors , no t al l wer e allowe dthi s option . Dat a wil l b e collecte dan

drecorde donothe r screwe dconnector s t o determin e i f thi s i s th e case . Pag e 39 : Clarification s mad e i f a nowne r o r operato r elect s t o remai n i nQI P eve ni f hi s leakin g valve s ar e les s tha n2 percent . Pag e 40 : Clarificatio nmad e t o describ e how a nowne r o r operato r coul d fai l "furthe r progress. " Pag e 56 : Clarificatio nmad e t o th e 2 0 percen t pum preplacemen t t o ensur e tha t onl y

pump s tha t ar e no t superio r performanc e technolog y

ar e replaced. .P. 7

Pag e 64 : A

provisio nadde dt o mak e it easie r t o establis hchemica l compositio no f th e proces s streams , an dt o mak e i t clea r tha t a separat e determinatio ni s no t necessar y fo r ever y

stream . Page s 6 4 and65 : Clarificatio nmad e t o determin e whe nrespons e facto r

adjustmen t woul db e necessary . Pag e 70 : Clarificatio nadde dt o allo w connecto r identificatio nt o b e mad e a s a grou po r are a a s oppose dt o individua l identification . Pag e 71 : Clarificatio nallowin g disturbe dconnector s t o b e identifie d

a s a grou pandfollowu pmonitore da s a group . Clarificatio ni

naccountin g fo r "net " credit s fo r valve s and connectors , i.e. , recordin g bot hremove dandadde dequipment . A provisio nadde dt o documen t ho w th e proces s strea m compositio nwa s determined . Provision s adde dt o identif y screwe dconnector s subjec t t o specia l provision s andwelde dconnectors . Pag e 73 : A

provisio nadde dt o separatel y calculat e percen t leaker s from screwe dconnectors . Pag e 74 : A

provisio nadde dt o documen t tha t proces s uni t cessation s greate r tha n2 4 hour s no t classifie da s shutdown s woul dhav e ha demission s exceedin g thos e o f dela y o f repai r i f th e uni t wer e require dt o mak e repair s durin g th e operatio nstoppage . Pag e 77 : Provisio nadde dt o documen t exemptio no f proces s unit s liste d

i n§XX.X8- 2 no t handlin g a VHAP . Pag e 81 : Provision s adde dt o distinguis hbetwee nleakin g equipmen t tha t

i s repaire dandnonrepairable . Pag e 82 : Provisio nadde dt o repor t informatio nonleakin g screwe d

connectors . Pag e 83 : Provisio nadde dt o repor t initiatio no f monthl y monitorin g o r QIP . Provisio nadde dt o repor t a chang e i nth e monitorin g alternative s fo r connectors . Pag e 90 : Toluen e andxylene s move dint o Grou pI becaus e o f th e

Committe e agreemen t t o cove r BT Xunit s i nth e firs t group .P. 8

Draf t 10/31/9 0 Nationa l Emissio nStandar d Fo r Equipmen t Leak s (Fugitiv e Emissio nSources ) §XX.X 0 Applicabilit y anddesignatio no f sources . (a ) Th e provision s o f thi s subpar t appl y t o pumps , compressors , agitators , pressur e relie f devices , samplin g connectio nsystems , open-ende d valve s o r lines , valves , connectors , produc t accumulato r vessels , instrumentatio nsystems , an dcontro l device s o r system s require db y thi s subpar t tha t ar e intende dt o operat e i nvolatil e hazardou s ai r pollutan t (VHAP ) servic e 30 0 hour s o r groato r l||||durin g th e calenda r yea r withi na proces s uni t liste din (1 ) Paragrap h(b ) o f thi s sectio ntha t use s a s a reactan t o r make s a s at . intermediat e o r fina l produc t an y o f th e chemical s liste d1 n§XX.X8-1 > o r (Z ) Paragrap h(c ) o f thi s section , paragraph s (b ) an d(c ) o f thi s sectio ntha t use s a s a reactan t o r make s a s anintermediat e o r fina l produc t

an y o f th e chemical s liste dinXX.X 8 1 . (b)(1 ) Th e provision s o f thi s subpar t ar e applicabl e t o th e followin g proces s unit s a s liste din§XX.X8- 2 onan dafte r th e designate ddates : (i ) Grou pI : (1/ 2 yea r afte r promulgation ) . (ii ) Grou pII : (3/ 4 vea r afte r promulgation ) . (iii ) Grou pIII : ( 1 yea r afte r promulgation ) . (iv ) Grou pIV : ( 1 1/ 4 year s afte r promulgation ) . (v ) Grou pV : ( 1 1/ 2 year s afte r promulgation ) . (2 ) Th e owne r o r operato r o f a naffecte dproces s uni t i na late r grou p

ma y elec t t o appl y

th e applicabilit y

dat e o f a

nearlie r group . (3 ) An y proces s uni t liste di n§XX.X8- 2 tha t doe s not us e a s a reactan t

o r mak e a s a

nintermediat e o r fina l produc t any o f th e chemical s liste di nP. 9

Draf t 10/31/9 0 §XX.X8- I i s exemp t fro m th e provision s I n§X)LX2~ 1 throug h§XX.X2~13 . Th e

owne r o r operato r shal l maintai nrecord s a s require di n§XX.X6(k) . (c ) Th e provision s o f thi s subpar t appl y (1/ 2 yea r afte r promulgation )
t o th e followin g proces s unit s a s define din§XX.X1 : (i ) Styrene/butadien e rubbe r production . (ii ) Polybutadien e production . (iii ) Neoprene/chloropren e production . (iv ) Chlorin e production . (v ) Pesticid e production . (vi ) Chlorinate dhydrocarbo nuse . (vii ) Pharmaceutica l production . (viii ) Miscellaneou s butadien e use . (d ) Whil e th e provision s o f thi s subpar t ar e effective , a sourc e equipmen t t o whic hthi s subpar t applie s tha t i s als o subjec t t o th e provision s

o f oitho r (i ) 4 0 CF RPar t 60 , wil l be reguire dt o compl y onl y wit hth e provision s

o f thi s subpart , excep t fo r eac hpum pan dcompresso r equippe dwit ha dua l mechanica l sea l system tha t i s inVO C service , o r (ii ) 4 0 CF RPar t 61 , wil l be require dt o compl y onl y wit hth e provision s

o f thi s subpart . (e ) Th e provision s o f thi s subpar t d o no t appl y t o an y petroleu

m refinin g proces s uni t regardles s o f whethe r th e uni t supplie s feedstocks , tha t includ e chemical s liste din§XX.X8-J , t o chemica l processe s tha t ar e subjec t t o th e provision s o f thi s subpart .P.1 0

Draf t 10/31/90 . §XX.X 1 Definitions . Al l term s use dinthi s subpar t shal l hav e th e meanin g give nthe m i nth e Act , i nSubpar t A

o f Par t -»4-|| , an

di nthi s sectio na s follows : "Batc hProcess " mean s a proces s i nwhic hth e equipmen t i s fed intermittentl y

o r discontinuously . Processin g the noccur s inthi s equipmen t afte r whic hth e equipmen t i s generall y emptied . Example s o f industrie s tha t

us e batc hprocesse s includ e pharmaceutica l manufacturin g productio nan d pesticid e manufacturing||||||l||| . "Batc hproduct-proces s equipmen t train " mean s th e collectio no f equipmen t (e.g. , connectors , reactors , valves , pumps , etc. ) configure dt o produc e a specifi c produc t o r intermediat e b y a batc hprocess . "Chlorinate dhydrocarbo nuse " mean s a proces s tha t produce s on e o r mor e

o f th e followin g product s usin g chloroform , carbo ntetrachloride , ethylen e dichloride , methylen e chlorid e o r tetrachloroethylene : chlorinate dparaffins , Hypalon" , OBPA/l,3-diisocyanate , polycarbonate , polysulfid e rubber , an d symmetrica l tetrachloropyridiene . "Chlorin e production " mean s a proces s tha t use s carbo ntetrachlorid e a s

a diluen t fo r nitroge ntrichlorid e o r a s a scrubbin g liqui dt o recove r chlorin e fro

m th e liquefactio ntai l gas . "Closed-loo psystem " mean s a nenclose dsyste m

tha t return s proces s flui d
t o th e proces s an

di s no t vente dt o th e atmospher e excep t throug ha closed ven t system . "Closed-ven t system " mean s a system tha t i s no t ope nt o atmospher e an d tha t i s compose do f piping , connections , and , i f necessary , flow-inducin gDraf t 10/31/9 0

device s tha t transpor t ga s o r vapo r fro m a piec e o r piece s o f equipmen t t o a contro l devic e o r bac k int o th e process . "Connector " mean s flanged , screwed , o r othe r joine dfitting s use dt o

connec t two pip e line s o r a pip e lin e an da piec e o f equipment . A commo n connecto r i s a flange . Joine dfitting s welde dcompletel y aroun dth e circumferenc e o f th e interfac e a s determine dby visua l inspectio nand , i f welde dafte r (dat e o f proposal ) . th e requiremen t i n§XX.X2~l3(b){4} , ar e no t considere dconnector s fo r th e purpos e o f thi s regulation . Fo r th e purpos e o f reportin g an

drecordkeeping , connecto r mean s joine dfitting s tha t ar e no t inaccessible , glass , o r glass-line da s describe din§XX.X2-13(i) . "Contro l device " mean s a nenclose dcombustio ndevice , vapo r recover y system (includin g device s use dfo r temporar y recover y

an dultimat e disposal ,
suc ha s carbo nadsorption) , o r flare . "Doubl e bloc k an

dblee dsystem " mean s two bloc k valve s connecte din serie s wit ha blee dvalv e o r lin e tha t ca nven t th e lin e betwee nth e tw o bloc k valves . "Equipment " mean s eac hpump , compressor , agitator , pressur e relie f device , samplin g connectio nsystem , open-ende dvalv e o r line , valve , connector , product accumulato r vesse l inVHA P service , andinstrumentatio n syste m i nVHA P service , an dan y contro l device s o r system s require db y thi s subpart . "Firs t attemp t a t repair " mean s t o tak e rapi dactio nfo r th e purpos e o f stoppin g o r reducin g leakag e o f organi c materia l t o th e atmospher e . "I nfood/medica l service " mean s tha t a piec e o f equipmen t inVHA P servic e contact s a proces s stream use dt o manufactur e a Foo dan dDru g

4P.1 2

Draf t 10/31/9 0 Administratio nregulate dproduc t wher e leakag e o f a barrie r flui dint o th e proces s stream

woul dcaus e an

y o f th e following :

a ) A dilutio no f produc t qualit y s o tha t th e produc t woul dno t mee t writte nspecifications , b ) A nexothermi c reactio nwhic hi s a safet y hazard ,
c ) Th e intende dreactio nt o b e slowe ddow no r stopped , o r d ) A nundesire dsid e reactio nt o occur . "I ngas/vapo r service " mean s tha t a piec e o f equipmen t i nVHA P servic e contain s a ga s o r vapo r a t operatin g conditions . "I nheavy

liqui dservice " mean s tha t a piec e o f equipmen t inVHA P servic e i s no t ingas/vapo r servic e o r inligh t liqui dservice . "I nligh t liqui dservice " mean s tha t a piec e o f equipmen t inVHA P servic e contain s a liqui dtha t meet s th e followin g conditions : (a ) Th e vapo r pressur e o f on e o r mor e o f th e VHAP s i s greate r tha n0. 3 kilopascal s (kPa ) a t 20 8 C ; (b ) Th e tota l concentratio no f th e pur e VHA P component s constituent s havin g a vapo r pressur e greate r tha n0. 3 kP a a t 20° C i s equa l t o o r greate r tha n2 0 percen t b

y weigh t o f th e tota l proces s stream ; and (c ) Th e flui di s a liqui da t operatin g conditions . [Note : Vapo r pressure s ma y be determine db

y th e method s describe din §60.485(e)(1). ]
"I nliqui dservice " mean s tha t a piec e o f equipmen t inVHA P servic e i s

no t ingas/vapo r service . "In-sit usamplin g systems " mean s nonextractiv e sampler s o r in-lin e samplers .Draf t 10/31/9 0

"Instrumentatio nsystem " mean s a grou po f equipmen t component s use dt o conditio nan

dconve y

a sampl e o f th e proces s flui dt o analyser s an d instrument s fo r th e purpos e o f determinin g proces s operatin g condition s (e.g. , composition , pressure , flow , etc.) . Valve s an dconnector s ar e th e predominan t typ e o f equipmen t use dininstrumentatio nsystems : however , othe r type s o f equipmen t ma y

als o be include dinthese systems . Onl y valve s 0. 5 inche s an d smalle r an

dconnector s 0.7 5 inche s andsmalle r indiamete r ar e considere d instrumentatio nsystem s fo r th e purpose s o f thi s subpart . Valve s greate r tha n 0. 5 inche s an

dconnector s greate r tha n0.7 5 inche s associate dwit h instrumentatio nsystem s ar e no t considere dpar t o f instrumentatio nsystem s an d

mus t be monitore dindividually . "I nvacuu

m service " mean s tha t equipmen t i s operatin g a t a ninterna l
pressur e whic hi s a t leas t 5 kP a belo w ambien t pressure . "I nVHA P service " mean s tha t a piec e o f equipmen t eithe r contain s o r contact s a flui d(liqui do r gas ) tha t i s a t leas t 5 percen t b y weigh t a volatil e hazardou s ai r pollutan t (VHAP ) a s determine daccordin g t o th e provision s o f §XX.X5(d) . Th e provision s o f §XX.X5(d ) als o specif y how t o determin e tha t a piec e o f equipmen t i s no t inVHA P service . "I nVO C service " means , fo r th e purpose s o f thi s subpart , tha t (a ) th e piec e o f equipmen t contain s o r contact s a proces s flui dtha t i s a t leas t 1 0
percen t VO C b

y weigh t (se e 4 0 CF R60. 2 fo r th e definitio no f volatil e organi c compoun do r VO C an

d4 0 CF R60.485(d ) t o determin e whethe r a piec e o f equipmen t i s no t i nVO C service ) an

d(b ) th e piece o f equipmen t i s no t i nheav y liqui d servic e a s define din4 0 CF R60.481 .P. M

Draf t 10/31/9 0 "Liquid s dripping " mean s an y visibl e leakag e fro

m th e sea l includin g dripping , spraying , misting , clouding , an dic e formation . Indication s o f liqui ddrippin g includ e puddlin g o r ne w stain s tha t ar e indicativ e o f an existin g evaporate ddrip . "Miscellaneou s butadien e use " mean s a proces s tha t produce s on e o r mor e

o f th e followin g butadien e products : tetrahydrophtali c andydrid e [THPA] , methylmethacrylate-butadien e styren e [MBS ] resins , Captan R , Captafol" , 1,4 - hexadiene , adiponitrile , dodecanedioni c acid , butadiene-furfura l cotrimer , methylmethacrylat e acrylonitrile-butadien e styren e [MABS ] resins , an d ethyliden e norbornene . "Neoprene/Chloropren e production " mean s a proces s tha t produce s chloropren e throug hth e chlorinatio no f 1,3-butadien e an dsubsequentl y polymerize s th e chloropren e t o manufactur e polychloroprene/neoprene . Facilitie s Proces s unit s tha t produc e neopren e startin g fro m chloropren e ar e

no t include dinthi s sourc e category . "Nonrepairable " mean s tha t i t i s technicall y infeasibl e t o repai r a piec e o f equipmen t fro m whic ha lea k ha s bee ndetecte dwithou t a proces s uni t shutdown . "Open-ende dvalv e o r line " mean s an y valve , excep t pressur e relie f valves , havin g on e sid e o f th e valv e sea t incontac t wit hproces s flui dan d

on e sid e ope nt o atmosphere , eithe r directl y o r throug hope npiping . "Pesticid e production " mean s a proces s tha t use s on e o r mor e o f th e followin g chemical s a s a reactan t o r a processin g ai dinth e synthesi s o f a pesticid e intermediat e o r product : carbo ntetrachloride , ethylen e dichloride ,
an dmethylen e chloride .

HMrnUP.1 5



### Draf t 10/31/9 0 "Petroleum " mean s th e crud e oi l o r natura l oa s liquid s remove dfro m f l eart handoil s derive dfro m ta r sands , shale , an dcoal . "Petroleu m refinin g proces s unit " mean s a proces s uni t tha t fo r th e purpos e o f producin g transportatio nfuel s (suc ha s gasolin e an ddiese l fue|| | heatin g oil s (suc ha s distillat e an dresidua l fue l oils) , o r lubricant s separate s petroleu

m o r separates , cracks , o r reform s unfinishe dpetroleu m derivatives . Example s o f suc hunit s include , bu t ar e no t limite dto , alkylatio nunits , catalyti c hydrotreating , catalyti c hydrorefining , catalyti c hydrocracking , catalyti c reforming , catalyti c cracking , crud e distillation , an dtherma l processes . "Pharmaceutica l production " mean s a proces s tha t synthesize s Pharmaceutica l intermediat e o r fina l product s using carbo ntetrachlorid e o r methylen e chlorid e a s a reactan t o r proces s solvent . "Plan t site " mean s a contiguou s o r adjoinin g are a unde r th e contro l o f a singl e owne r o r operato r tha t contain s on e o r mor e proces s unit s t o whic h thes e standard s apply . Plan t sit e doe s no t includ e thos e unit s t o whic hthes e standard s d o no t apply . "Polybutadien e production " mean s a proces s tha t produce s polybutadien e throug hth e polymerizatio no f 1,3-butadiene . "Polymerizin g monomer " mean s a molecul e o r compoundusuall y containin g carbo nan

do f relativel y

lo w molecula r weigh t an

dsimpl e structur e (e.g. , hydroge ncyanide , acrylonitrile , styrene) , whic hi s capabl e o f conversio nt o polymers , syntheti c resin s o r elastomer s b y combinatio nwit hitsel f du e t o hea t generatio ncause db y a pum pmechanica l sea l surface , contaminatio nb y a
sea l flui d(e.g. , organi c peroxide s o r chemical s tha t wil l for m organi cP.1 6

Draf t 10/31/9 0 peroxides) , o r a combinatio no f bot hwit hth e resultan t polyme r buildup causin g rapi dmechanica l sea l failure . "Pressur e release " mean s th e emissio no f material s resultin g fro m th e system pressur e bein g greate r tha nth e se t pressur e o f th e pressur e relie f device . "Proces s unit " mean s equipmen t tha t use s o r produce s a VHA P o r it s derivative s a s intermediate s o r fina l products , an di s liste di

n§XX.X0(b ) an

d (c) . Fo r th e purpos e o f thi s regulation , proces s uni t include s al l equipmen t associate dwit hth e uni t proces s operatio n(e.g. , reactors , distillation , etc.) , storag e an

dtransfe r o f fee dmateria l t o th e uni t proces s operatio nan d fina l o r intermediat e produc t fro m th e uni t proces s operation , an dwastewate r operation s treatin g wastewate r fro m th e uni t proces s operation . "Proces s uni t shutdown " mean s a wor k practic e o r operationa l procedur e tha t stop s productio nfro m a proces s uni t o r par t o f a proces s uni t durin g whic hi t i s technicall y feasibl e t o clea r proces s materia l ca nbo cleare dfro m

a proces s uni t o r par t o f a proces s uni t consisten t wit hsafet y constraint s

an ddurin g whic hrepair s ca nbe effected . A nunschedule dwor k practic e o r operationa l procedur e tha t stop s productio nfro m a proces s uni t o r par t o f a proces s uni t fo r les s tha n2 4 hour s i s no t a proces s uni t shutdown . | | unschedule dwor k practic e o r operationa l procedur e tha t woul dsto pproductio n from a proces s uni t o r par t o f a proces s uni t fo r a shorte r perio do f tim e tha nwoul db e require dt o clea r th e proces s uni t o r par t o f th e proces s uni t

o f material s andstar t u pth e unit , andwoul dresul t i ngreate r emission s tha f dela y o f repai r o f leakin g component s unti l th e nex t schedule dproces s uni t shutdown , i s no t a proces s uni t shutdown . Th e us e o f spar e equipmen t an d_PJ 7

Draf t 10/31/9 0 technicall y

feasibl e bypassin g o f equipmen t withou t stoppin g productio nar e

no t proces s uni t shutdowns . "Produc t accumulato r vessel " mean s an y distillat e receiver , bottom s receiver , surg e contro l vessel , o r produc t separato r inVHA P servic e tha t i s vente dt o th e atmospher e eithe r directl y withou t firs t goin g throug ha pressur e relie f devic e o r throug ha vacuu m producin g system

. A produc t accumulato r vesse l i s inVHA P servic e i f th e liqui do r th e vapo r i nth e vesse l i s a t leas t 5 percent b y weigh t VHAP . "Repaired " mean s tha t equipmen t i s adjusted , o r otherwis e altered , t o eliminat e a lea k a s define di nth e applicabl e section s o f thi s subpart . "Screwe dconnector * mean s a threade dpip e fittin g wher e th e thread s ar e

cu t on th e pip e wal l an dth e fittin g require s onl y two piece s t o mak e th e connectio n(i.e. , th e pip e andth e fitting) * "Semiannual " mean s a 6-mont hperiod ; th e firs t semiannua l perio d conclude s onth e las t da y o f th e las t mont hdurin g th e 18 0 calenda r day s followin g initia l startu pfo r ne w sources ; an

dth e firs t semiannua l perio d conclude s o

nth e las t da y

o f th e las t mont hdurin g th e 18 0 calenda r day s afte r th e effectiv e dat e o f a specifi c subpar t tha t reference s thi s subpart fo r existin g source s unles s a nearlie r mont hi s designate db y th e owne r o r operator . "Sensor " mean s a devic e tha t measure s a physica l quantit y o r th e chang e i na physica l quantity , suc ha s temperature , pressure , flow rate , pH , o r liqui dlevel .



### 1 0P.1 8

Draf t 10/31/9 0
"Se t pressure 1 1 mean s th e pressur e a t whic ha properl y operatin g pressur e relie f devic e begin s t o ope nt o reliev e atypica l proces s syste m operatin g pressure . "Shutdown " (o f a contro l device ) mean s th o cessatio no f operatio no f a contro l devic e fo r an y reason . "Startup " mean s th e settin g inoperatio no f a proces s uni t o r contro l devic e fo r an

y purpose . "Styrene-butadien e rubbe r production " mean s a proces s tha t produce s styrene-butadien e copolymers , whethe r insoli d(elastomer ) o r emulsio n(latex ) form . "Volatil e hazardou s ai r pollutant " o r "VHAP " mean s a substanc e liste di n §XX.X8-1 . §XX.X2- 1 Standards : General . (a ) Eac howne r o r operato r subjec t t o th e provision s o f thi s subpar t shal l demonstrat e complianc e wit hth e requirement s o f §XX.X2- 1 t o §XX.X2-1 3 fo r eac hnew

an dexistin g sourc e a s require din4 0 CF R61.05 , excep t a s provide din§XX.X 3 an d§XX.X4 . (b ) Complianc e wit hthi s subpar t wil l b e determine db y revie w o f records , revie w

o f performanc e tes t results , an dinspectio nusin g th e method s

an dprocedure s specifie di n§XX.X5 . (c)(1 ) A nowne r o r operato r ma y reques t a determinatio no f alternativ e

mean s o f emissio nlimitatio nt o th e requirement s o f §XX.X2-2 , §XX.X2-3 , §XX.X2-5 , §XX.X2-6 , §XX.X2-7 , §XX.X2-8 , §XX,X2-9 , §XX.X2-11 , §XX.X2-12 , an d §XX.X2-1 3 a s provide di n§XX.X4 .



### 1

1P.1 9

Draf t 10/31/9 0 (2 ) I f th e Administrato r make s a determinatio ntha t a mean s o f emissio n limitatio ni s a t leas t a permissibl e alternativ e t o th e requirement s o f §XX.X2-2 , §XX.X2-3 , §XX.X2-5 , §XX.X2-6 , §XX.X2-7 , §XX.X2-8 , §XX.X2-9 , §XX.X2-11 , §XX.X2-12 , o r §XX.X2-13 , th e owne r o r operato r shal l compl y wit h th e roquiromont s o f tha t determination . (d ) Eac hpiec e o f equipmen t ina proces s uni t t o whic hthi s subpar t applie s shal l b e identifie dby proces s uni t suc htha t i t ca nb e distinguishe d readil y from equipmen t tha t i s no t subjec t t o thi s subpart . Identificatio no f th e equipmen t doe s no t requir e physica l taggin g o f th e equipment . Fo r example , th e equipmen t ma y b e identifie do

na plan t sit e plan , inlo g entries ,
o r b y designatio no f proces s uni t boundarie s b y some form

o f weatherproo f identification . (e ) Equipmen t tha t i s i nvacuu m servic e i s exclude dfrom th e requirement s o f §XX.X2- 2 t o §XX.X2-1 3 i f i t i s identifie da s require di n §XX.X6(b)(5) . (f ) Equipmen t tha t i s i nVHA P servic e les s tha n30 0 hour s pe r calenda r yea r i s exclude dfrom th e requirement s o f §XX.X2- 2 t o §XX.X2-1 3 and§XX.X4- 2 i f i t i s identifie da s require din§XX.X6(b)(7) . (g ) A t al l times , owner s an doperator s shall , t o th o exten t practicable , maintai nandoporat o an y proces s uni t andit s equipmen t includin g associate d ai r pollutio ncontro l equipmen t i na manne r consisten t wit hgoo dai r pollutio n contro l practic e fo r minimizin g omissions.—Determinatio no f whethe r acceptabl e operatio nan dmaintenanc e procedure s ar e boin g use dwil l b e base d

o ninformatio navailabl e t o th o Administrato r whic hma y include , bu t i s no t



### 1 2P.2 0

Draf t 10/31/9 0 limite d to , monitorin g results , revie wo f operatio n an d maintenanc e procedures , and inspectio n o f th o source . (h| ) Th e provision s fo r existin g proces s unit s appl yt o proces s unit s tha t commence d construction , reconstruction , o r modificatio n befor e fdat e o f
proposa l i n th e FEDERA L REGISTER I ; th e provision s fo r ne wproces s unit s appl yt o unit s th e construction , reconstruction , o r modificatio n o f whic h

commence s o n o r afte r Tdat e o f proposa l i n th e FEDERA L REGISTER I
. IXX.X2- 2 Standards ; Pump s inligh t liqui dservice . (a ) Th e provision s o f thi s sectio n appl yt o eac h pum p i n VHA P servic e tha t i s i n ligh t liqui d service

. (1 ) Th e provision s ar e implemente d o n th e specifie d applicabilit ydate s designate d i n §XX.X0(b ) fo r existin g and ne wproces s unit s i n th e phase s specifie d below : (i ) Fo r eac h grou p o f existin g proces s units , th e phase s o f th e standar d

are : (A ) Phas e I , beginnin g o n th e applicabilit ydate ; (B ) Phas e II , beginnin g 1 yea r afte r th e applicabilit ydate , and (C ) Phas e III , beginnin g 2 1/ 2 year s afte r th e applicabilit ydate , (ii ) Fo r ne wproces s units , th e applicabl e phase s o f th e standar d are : (A ) Afte r Ninet yday s afte r th e beginnin g o f initia l startup,o r ninet y dav s afte r (promulgatio n date )

. whichovo r i s late r compl ywit h th e Phas e I I requirements

. (B ) Beginnin g 1 yea r afte r startup , compl ywit h th e Phas e II I requirements

.



### 13Draf t 10/31/9 0

(2 ) Th e owne r o r operato r o f a naffecte dproces s uni t ma y elec t t o mee t th e requirement s o f a late r phas e durin g th e tim e perio dspecifie dfo r a n earlie r phase . (b)(1 ) Th e owne r o r operato r o f a naffecte dproces s uni t shal l monito r

eac hpum pinVHA P sorvic o monthl y t o detec t leak s b

y th e metho dspecifie di n §XX.X5(b ) an

dshal l compl y

wit hth e requirement s o f paragraph s (a ) throug h(d )

o f thi s section , excep t a s provide din§XX.X2-l(c ) an dparagraph s (e)throug h (h ) o f thi s section . (2 ) Th e instrumen t reading , a s determine db y th e metho da s specifie din §XX.X5(b), . tha t define s a lea k i neac hphas e o f th e standar dis : (i ) Fo r Phas e I , a

ninstrumen t readin g o f 10,00 0 pp m o r greater , (ii ) Fo r Phas e II , a

ninstrumen t readin g o f 5,00 0 pp m o r greater , (iii ) Fo r Phas e III , a ninstrumen t readin g o f (A ) 5,00 0 pp

m o r greate r fo r pump s handlin g polymerizin g monomers , (B ) 2,00 0 pp

m o r greate r fo r pump s infood/medica l service , an d (C ) 1,00 0 pp

m o r greate r fo r al l othe r pumps . (3 ) Eac hpum

pshal l b e checke db y visua l inspectioneac hcalenda r wee k fo r indication s o f liquid s drippin g fro m th e pum

pseal . I f ther e ar e indication s o f liquid s drippin g fro m th e pum

pseal , a lea k i s detected . (c)(1 ) Whe na lea k i s detected , i t shal l b e repaire da s soo na s practicable , bu t no t late r tha n1 5 calenda r day s afte r i t i s detected , excep t

a s provide dinparagrap h(c)(3 ) o f thi s sectio no r §XX.X2-10 . (2 ) A firs t attemp t a t repai r shal l b e mad e no late r tha n5 calenda r day s afte r th e lea k i s detected . Firs t attempt s a t repai r include , bu t ar e

no t limite dto , th e followin g practice s wher e practicable :

1 4Draf t 10/31/9 0 0 ) Tightenin g o f packin g glan dnuts . (ii ) Ensurin g tha t th e sea l flus hi s operatin g a t desig npressur e and temperature . (3 ) Fo r pump s inPhas e II I t o whic ha 1,00 0 pp m lea k definitio napplies , repai r i s no t require dunles s a ninstrumen t readin g o f 2,00 0 pp m o r greate r i s detected . (d)(1 ) Th e owne r o r operato r shal l decid e n o late r tha nth e firs t monitorin g perio dwhethe r t o calculat e percen t leakin g pump s ona proces s uni t basi s o r o

na facilit y

plan t sit e (ni l proces s UI.I H ...hjrr t L u U. L ,ul c a l a plan t site ) basis . Onc e th e owne r o r operato r ha s decided , al l subsequen t percent calculation s shal l b e mad e o nth e same basis . (2 ) InPhas e III , if , calculate do na 6-mont hrollin g average , th e greate r o f eithe r 1 0 percen t o f th e pump s ina proces s uni t (o r fae4+*yp1an t I H ) o r 3 pump s ina proces s uni t (or fae+Utjplan t site ) leak , th e owne r o r operato r shal l implemen t a qualit y improvemen t program

fo r pump s tha t complie s wit hth e requirement s o f §XX.X3-2 . (3 ) Th e numbe r o f pump s a t a proces s uni t (o r facilityplan t site ) shal l b e th e su

m o f al l th e pump s inVHA P service , excep t tha t pump s foundleakin g ina continuou s proces s uni t withi n1 mont hafte r startu pshal l no t coun t in th e percent leakin g pump s calculatio nfo r tha t on e monitorin g perio donly . (4 ) Percen t leakin g pump s shal l be determine db y th e followin g equation : % P L - ((P L - P S )/(P T - P s ) ) X10 0 wher e %P L = percen t leakin g pump s



### 1 5P.2 3

Draf t 10/31/9 0
P L = numbe r o f pump s foundleakin g a s determine dthroug hmonthl y monitorin g a s require di nparagraph s (b)(1 ) and(2 ) o f thi s sectio ndetermine d b y th o metho din§XX.X5(b )
P T = Tota l pump s inVHA P service , includin g thos e meetin g th e criteri a in paragraph s (e ) an

d(f ) o f thi s sectio n P s = numbe r o f pump s leakin g withi n1 mont ho f startu pdurin g th e current monitorin g perio d (e ) Eac hpum

pequippe dwit ha dua l mechanica l sea l syste m tha t include s

a barrie r flui dsystem i s exemp t fro

m th e requirement s o f paragrap h(b ) o f thi s section , provide dth e followin g requirement s ar e met : (1 ) Eac hdua l mechanica l sea l system is : (i ) Operate dwit hth e barrie r flui da t a pressur e tha t i s a t al l time s greate r tha nth e pum pstuffin g boxpressure ; o r (ii ) Equippe dwit ha barrie r flui ddegassin g reservoi r tha t i s connecte d b y a closed-ven t system t o a contro l devic e tha t complie s wit hth e requirement s o f §XX.X2-11 ; o r (iii ) Equippe dwit ha closed-loo psystem tha t purge s th e barrie r flui d int o a proces s stream . (2 ) Th e barrie r flui di s no t inlight-liqui dVHA P servic e . (3 ) Eac hbarrie r flui dsyste m i s equippe dwit ha senso r tha t wil l detec t failur e o f th e sea l system , th e barrie r flui dsystem , o r both . (4 ) Eac hpum

pi s checke db

y visua l inspectio neac hcalenda r wee k fo r indication s o f liquid s drippin g fro m th e pum

pseal .



### 1 6Draf t 10/31/9 0 (i ) I f ther e ar e indication s o f liqui ddrippin g fro m th e pum

psea l a t th e time o f th e weekl y inspection , th e pum pshal l b e monitore da s specifie din §XX.X5(b ) t o determin e th e presenc e o f VHA P i nth e barrie r fluid . (ii ) I f aninstrumen t readin g o f 1,00 0 pp m o r greate r i s measured , a lea k i s detected . (5 ) Eac hsenso r a s describe dinparagrap h(e)(3 ) o f thi s sectio ni s observe ddail y

o r i s equippe dwit ha nalarm unles s th e pum

pi s locate dwithi n th e boundar y

o f a nunmanne dplan t site . (6)(i ) Th e owne r o r operato r determines , base dondesig nconsideration s

an doperatin g experience , criteri a applicabl e t o th e presenc e an dfrequenc y

o f drip s an dt o th e senso r tha t indicate s failur e o f th e sea l system , th e barrie r flui dsystem , o r both . (ii ) I f indication s o f liquid s drippin g fro m th e pum

psea l excee dth e criteri a establishe dinparagrap h(6)(i) , o r if , base donth e criteri a establishe dinparagrap h(6)(i) , th e senso r indicate s failur e o f th e sea l system , th e barrie r flui dsystem , o r both , a lea k i s detected . (iii ) Whena lea k i s detected , i t shal l b e repaire da s soo na s practicable , bu t no t late r tha n1 5 calenda r day s afte r i t i s detected , excep t

a s provide di n§XX.X2-10 . (iv ) A firs t attemp t a t repai r shal l b e mad e n o late r tha n5 calenda r day s afte r eac hlea k i s detected . (f ) Any pum ptha t i s designe dwit hn o externall y actuate dshaf t penetratin g th e pum

phousin g i s exemp t fro m paragraph s (b)(1 ) an d(2 ) o f thi s section .



### 1 7P.2 5

Draf t 10/31/9 0 (g ) An ypum

p equippe d wit h a closed-ven t syste mcapabl e o f capturin g and transportin g anyleakag e fro m th e sea l o r seal s t o a contro l devic e tha t complie s wit h th e requirement s o f §XX.X2-1 1 i s exemp t fro mth e requirement s o f paragraph s (b)-(e)

. (h ) An ypum

p tha t i s locate d withi n th e boundar yo f a n unmanne d plan t sit e i s exemp t fro mth e weekl yvisua l inspectio n requiremen t o f paragraph s (b)(3 ) and (e)(4 ) o f thi s section , and th e dail yrequirement s o f paragrap h (e)(5 ) o f thi s section , provide d tha t eac h pum p i s visuall yinspecte d a s ofte n

a s practicabl e an d a t leas t monthly

. §XX.X2- 3 Standards : Compressors . (a ) Eac h compresso r shal l b e equippe d wit h a sea l syste mtha t include s a barrie r flui d syste m and tha t prevent s leakag e o f proces s flui d t o atmosphere , excep t a s provide d i n §XX.X2-l(c ) and paragraph s (h ) and (i ) o f thi s section

. (b ) Eac h compresso r sea l syste ma s require d i n paragrap h (a ) shal l be : (1 ) Operate d wit h th e barrie r flui d a t a pressur e tha t i s greate r tha n th e compresso r stuffin g bo x pressure ; o r (2 ) Equippe d wit h a barrie r flui d syste mtha t i s connecte d b ya closed-ven t syste mt o a contro l devic e tha t complie s wit h th e requirement s o f §XX.X2-11 ; o r (3 ) Equippe d wit h a closed-loo p syste mtha t purge s th e barrie r flui d directl yint o a proces s stream
. (c ) Th e barrie r flui d shal l no t b e i n VHAP-ligh t liqui d servic e . (d ) Eac h barrie r flui d syste ma s describe d i n paragraph s (a ) throug h (c )

o f thi s sectio n shal l b e equippe d wit h a senso r tha t wil l detec t failur e o f th e sea l system , barrie r flui d system , o r both

.

1 8P.2 6

Draf t 10/31/9 0 (e)(1 ) Eac hsenso r a s require dinparagrap h(d ) shal l b e observe ddail y

o r shal l b e equippe dwit ha nalarm unles s th e compresso r i s locate dwithi nth e boundar y o f a nunmanne dplan t site . (2 ) Th e owne r o r operato r shal l determine , base dondesig n consideration s an

doperatin g experience , a criterio ntha t indicate s failur e o f th e sea l system , th e barrie r flui dsystem , o r both . (f ) I f th e senso r indicate s failur e o f th e sea l system , th e barrie r flui dsystem , o r bot hbase do nth e criterio ndetermine dunde r paragrap h(e)(2 )

o f thi s section , a lea k i s detected . (g)(1 ) Whe na lea k i s detected , i t shal l be repaire da s soo na s practicable , bu t no t late r tha n1 5 calenda r day s afte r i t i s detected , excep t

a s provide din§XX.X2-10 . (2 ) A firs t attemp t a t repai r shal l b e mad e n o late r tha n5 calenda r day s afte r eac hlea k i s detected . (h ) A compresso r i s exemp t fro m th e requirement s o f paragraph s (a ) an d (b ) o f thi s sectio ni f i t i s equippe dwit ha closed-ven t syste m capabl e o f capturin g an

dtransportin g an

y leakag e fro

m th e sea l t o a contro l devic e tha t complie s wit hth e requirement s o f §XX.X2-11 , excep t a s provide di nparagrap h (i) . (i ) Any

compresso r tha t i s designated , a s describe di n§XX.X6(b)(2 ) t o operat e a s indicate db y a ninstrumen t readin g o f les s tha n50 0 pp m abov e backgroun di s exemp t fro m th e requirement s o f paragraph s (a ) throug h(h ) o f thi s sectio ni f th e compressor :



### 1 9P.2 7 il11111111111111111111111111 ^ ^

Draf t 10/31/9 0 (1 ) I s demonstrate d t o b e operatin g wit h an instrumen t readin g o f les s tha n 50 0 pp mabov e background , a s measure d b yth e metho d specifie d i n §XX.X5(c) ; and (2 ) I s teste d fo r complianc e wit h paragrap h (i)(l ) initiall yupo n designation , annually , and a t othe r time s requeste d b yth e Administrator

. §XX.X2- 4 Standards : Pressur e relie f device s i n gas/vapo r service . (a ) Excep t durin g pressur e releases , eac h pressur e relie f devic e i n gas/vapo r servic e shal l b e operate d wit h an instrumen t readin g o f les s tha n 50 0 pp mabov e backgroun d excep t a s provide d i n paragrap h (b ) o f thi s section ,
a s measure d b

yth e metho d specifie d i n §XX.X5(c)

. (b)(1 ) Afte r eac h pressur e release , th e pressur e relie f devic e shal l b e returne d t o a conditio n indicate d b yan instrumen t readin g o f les s tha n 50 0
pp mabov e background , a s soo n a s practicable , bu t n o late r tha n 5 calenda r day s afte r eac h pressur e release , excep t a s provide d i n §XX.X2-10

. (2 ) N o late r tha n 5 calenda r day s afte r th e pressur e release , th e pressur e relie f devic e shal l b e monitore d t o confir mth e conditio n indicate d b yan instrumen t readin g o f les s tha n 50 0 pp mabov e background , a s measure d b y th e metho d specifie d i n §XX.X5(c)

. (c ) Anypressur e relie f devic e tha t i s equippe d wit h a closed-ven t syste mcapabl e o f capturin g an d transportin g leakag e fro mth e pressur e relie f devic e t o a contro l devic e a s describe d i n §XX.X2-1 1 i s exemp t fro mth e requirement s o f paragraph s (a ) and (b ) o f thi s section

. §XX.X2- 5 Standards : Samplin g connectio nsystems . (a ) Eac h samplin g connectio n syste m shal l b e equippe d wit h a closed-purg e syste m

o r close d ven t system , excep t a s provide d i n §XX.X2-l(c)

.

2 0Draf t 10/31/9 0 (b ) Eac h closed-purg e syste m o r close d ven t syste ma s require d i n paragrap h (a ) shall : (1 ) Retur n th e purge d proces s flui d directl yt o th e proces s lin e ; o r (2 ) Collec t and recycl e th e purge d proces s flui d ; o r (3 ) B e designe d and operate d t o captur e and transpor t al l th e purge d
proces s flui d t o a contro l devic e tha t complie s wit h th e requirement s o f §XX.X2-11

. (c ) In-sit u samplin g system s ar e exemp t fro mth e requirement s o f paragraph s (a ) and (b)

. §XX.X2- 6 Standards : Open-ende d valve s o r lines . (a)(1 ) Eac h open-ende d valv e o r lin e shall-b e equippe d wit h a cap , blin d flange , plug , o r a secon d valve , excep t a s provide d i n §XX.X2-l(c)

. (2 ) Th e cap , blin d flange , plug , o r secon d valv e shal l sea l th e ope n en d

a t al l time s excep t durin g operation s requirin g proces s flui d flo wthroug h th e open-ende d valv e o r lin e o r durin g maintenanc e o r repair

. (b ) Eac h open-ende d valv e or lin e equippe d wit h a secon d valv e shal l b e operate d i n a manne r suc h tha t th e valv e o n th e proces s flui d end i s close d befor e th e secon d valv e i s closed

. (c ) Whe n a doubl e bloc k and blee d syste mi s bein g used , th e blee d valv e

o r lin e ma yremai n ope n durin g operation s tha t requir e ventin g th e lin e betwee n th e bloc k valve s bu t shal l compl ywit h paragrap h (a ) o f thi s sectio n

a t al l othe r times

. §XX.X2- 7 Standards : Valve s ingas/vapo r servic e an d i nligh t liqui d service , (a ) Th e provision s o f thi s sectio n appl yt o valve s i n VHA P servic e tha t

ar e eithe r i n ga s servic e o r i n ligh t liqui d service

. 

### 21P.2 9

Draf t 10/31/9 0 (1 ) Th e provision s ar e implemente donth e specifie dapplicabilit y date s designate dse t fort hi n§XX.X0(b ) fo r existin g an dne w proces s unit s i nth e phase s specifie dbelow : (i ) Fo r eac hgrou po f existin g proces s units , th e phase s o f th e standar d

are : (A ) Phas e I , beginnin g onth e applicabilit y date ; (B ) Phas e II , beginnin g 1 yea r afte r th e applicabilit y date ; an

d (C ) Phas e III , beginnin g 2 1/ 2 year s afte r th e applicabilit y date , (ii ) Fo r ne w

proces s units , th e applicabl e phase s o f th e standar dare : (A ) Afte r Ninet y

day s afte r th e beginnin g o f initia l startup , o r ninet y day s afte r promulgation , whicheve r i s late r compl y wit hth e Phas e I I requirements . (B ) Beginnin g 1 yea r afte r startup , compl y wit hth e Phas e II I requirements . (2 ) Th e owne r o r operato r o f a naffecte dproces s uni t ma y elec t t o mee t th e requirement s o f a late r phas e durin g th e time perio dspecifie dfo r a n earlie r phase . (b ) Th e owne r o r operato r o f a naffecte dproces s uni t shal l monito r al l valve s inVHA P service , excep t a s provide di n§§XX.X2-l(c) , an d(h ) an

d(i ) o f thi s section , a t th e interval s specifie dinparagraph s (c ) an d(d ) o f thi s sectio nan

dshal l compl y

wit hal l othe r provision s o f thi s section , excep t a s provide din§XX.X2-10 , §XX.X4-1 , §XX.X4-2 , an d§XX.X4-3 . (1 ) Th e valve s shal l b e monitore dt o detec t leak s b y th e metho d specifie din§XX.X5(b) .



### 2 2Draf t 10/31/9 0 (2 ) Th e instrumen t readin g tha t define s a lea k i neac hPhas e o f th e standar dis : (i ) Fo r phas e I , a

ninstrumen t readin g o f 10,00 0 pp m o r greater , (ii ) Fo r phas e II , a

ninstrumen t readin g o f 50 0 pp m o r greater , (iii ) Fo r phas e III , a ninstrumen t readin g o f 50 0 pp m o r greater . (c ) I nPhase s I an

dII , eac hvalv e shal l be monitore dquarterly . (d ) InPhas e III , th e owne r o r operato r shal l monito r valve s fo r leak s

a t th e interval s specifie dbelow : (1 ) A t proces s unit s wit h2 percen t o r greate r leakin g valves , calculate da s a rollin g averag e o f 2 consecutiv e periods , th e owne r o r operato r shal l either : (i ) Monito r eac hvalv e onc e pe r month ; o r (ii ) Withi nth e firs t yea r afte r th e onse t o f Phas e III , implemen t a qualit y improvemen t program fo r valve s tha t complie s wit hth e requirement s o f §XX.X3-1 . (2 ) A t proces s unit s wit hles s tha n2 percen t leakin g valves , th e owne r

o r operato r shal l monito r eac hvalv e inVHA P servic e onc e eac hquarter , excep t

a s provide di nth e followin g paragraph s (3 ) an d(4) . (3 ) A t proces s unit s wit hles s tha n1 percen t leakin g valves , th e owne r

o r operato r ma y

elec t t o monito r eac hvalv e inVHA P sorvic o onc e ever y 2 quarters . (4 ) A t proces s unit s wit hles s tha n0. 5 percen t leakin g valves , th e

owne r o r operato r ma y elec t t o monito r eac hvalv e inVHA P servic e onc e ever y 4 quarters .



### 2 3P.3 1



### Draf t 10/31/9 0

rl (e)(1 ) Percen t leakin g valve s a t a proces s uni t shal l b e determine db y th e followin g equation : %VL = (V

L /(VT + V c ) ) X10 0 wher e %V L = percen t leakin g valve s V L = numbe r o f valve s foun dleakin g excludin g nonrepairable s a s provide d inparagrap h(k-f)||||l | o f thi s sectio n V T = Tota l valve s monitore d
V c = Credi t fo r remove dvalve s = 0.6 7 Xne t numbe r (i.e. , tota l

remove d* tota l added ) o f valve s i n VHA P servic e remove dfro m proces s uni t afte r (dat o o f proposal-)—th e applicabilit y dat e se t fort hi n §XX.XO(b ) fo r existin g proces s units , and afte r th e dat e

o f startu pfo r new , modified , o r reconstructe dproces s units . (2 ) Fo r us e i

n determinin g monitorin g frequency , a s specifie din paragrap h(d ) o f thi s section , th e percen t leakin g valve s shal l b e calculate d

a s a rollin g averag e o f 2 consecutiv e monitorin g period s fo r monthly , quarterly , o r semiannua l monitorin g programs ; an d a s a n averag e o f an

y 3 ou t

o f 4 consecutiv e monitorin g period s fo r annua l monitorin g programs . (3)(i ) Nonrepairabl e valve s shal l be include din th e calculatio no f
percen t leakin g valve s th e firs t tim e th e valv e i s identifie da s leakin g an d nonrepairabl e an

d a s require dt o compl y wit hparagrap h(e)(3)(ii ) o f thi s section . Otherwise , a numbe r o f nonrepairabl e valve s (identifie dan d include d inth e percen t leakin g calculatio nin a previou s period ) up t o a maximu m o f 1 percent o f th e tota l numbe r o f valve s in VHA P servic e a t a proces s uni t ma y be



### 2 4Draf t 10/31/9 0

exclude dfro

m calculatio no f percen t leakin g valve s fo r subsequen t monitorin g periods . (ii ) I f th e numbe r o f nonrepairabl e valve s exceed s 1 percen t o f th e tota l numbe r o f valve s inVHA P servic e a t a proces s unit , th e numbe r o f nonrepairabl e valve s exceedin g 1 percen t o f th e tota l numbe r o f valve s i nVHA P servic e shal l b e include dinth e calculatio no f percen t leakin g valves . (f)(1 ) Whe na lea k i s detected , i t shal l be repaire da s soo na s practicable , bu t n o late r tha n1 5 calenda r day s afte r th e lea k i s detected , excep t a s provide di n§XX.X2-10 . (2 ) A firs t attemp t a t repai r shal l be mad e n o late r tha n5 calenda r day s afte r eac hlea k i s detected . (3 ) Whe na lea k i s repaired , th e valv e shal l b e monitore da t leas t onc e withi nth e l||§§|thre e month s afte r it s repair . (g ) Firs t attempt s a t repai r include , bu t ar e no t limite dto , th e followin g practice s wher e practicable : (1 ) Tightenin g o f bonne t bolts ; (2 ) Replacemen t o f bonne t bolts ; (3 ) Tightenin g o f packin g glan dnuts ; an d (4 ) Injectio no f lubrican t int o lubricate dpacking . (h ) Any valv e tha t i s designated , a s describe din§XX.X6(i)(l) , a s a n unsafe-to-monito r valv e i s exemp t fro m th e requirement s o f paragrap h(b ) throug h(d ) o f thi s sectio nif : (1 ) Th e owne r o r operato r o f th e valv e determine s tha t th e valv e i s unsaf e t o monito r becaus e monitorin g personne l woul dbe expose dt o a n



### 2 5P.3 3

Draf t 10/31/9 0 immediat e dange r a s a consequenc e o f complyin g wit h paragrap h (b ) throug h (d )

o f thi s section ; and (2 ) Th e owne r o r operato r o f th e valv e ha s a writte n pla n tha t require s monitorin g o f th e valv e a s frequentl ya s practicabl e durin g safe-to-monito r times

. (i ) An yvalv e tha t i s designated , a s describe d i n §XX.X6(i)(2) , a s a difficult-to-monito r valv e i s exemp t fro m th e requirement s o f paragrap h (b ) throug h (d ) o f thi s sectio n if : (1 ) Th e owne r o r operato r o f th e valv e determine s tha t th e valv e canno t b e monitore d withou t elevatin g th e monitorin g personne l mor e tha n 2 meter s abov e a suppor t surface ; (2 ) Th e proces s uni t withi n whic h th e valv e i s locate d i s a n existin g proces s unit ; and (3 ) Th e owne r o r operato r o f th e valv e follow s a writte n pla n tha t require s monitorin g o f th e valv e a t leas t onc e pe r calenda r year . (j ) An yequipmen t locate d a t a plan t sit e wit h fewe r tha n 25 0 valve s i n VHA P servic e i s exemp t fro mth e requirement s o f paragrap h (d)(1 ) o f thi s section

. Th e owne r o r operato r shal l monito r eac h valv e i n VHA P servic e fo r leak s onc e eac h quarter , o r compl ywit h paragraph s (d)(3 ) o r (d)(4 ) o f thi s section

. §XX.X2- 8 Standards : Pumps , valves , connectors , an d agitator s inheav

y liqui d service ; instrumentatio nsystems ; an d pressur e relie f device s inliqui d servic e . (a ) Pumps , valves , connectors , and agitator s i n heavyliqui d service , pressur e relie f device s i n ligh t liqui d o r heavyliqui d service , and

2 6Draf t 10/31/9 0

instrumentatio nsystem s shal l b e monitore dwithi n5 calenda r day s b y th e metho dspecifie din§XX.X5(b ) i f evidenc e o f a potentia l lea k i s foundb y visual , audible , olfactory , o r an y othe r detectio nmethod , excep t a s provide d i n§XX.X2-l(c) . I f a potentia l lea k ina ninstrumentatio nsystem i s repaire d

a s require di nparagraph s (c ) an d(d ) o f thi s section , i t i s no t necessar y t o monito r th e system

fo r leak s b

y th e metho dspecifie di n§XX.X5(b) . (b ) I f a ninstrumen t readin g o f 10,00 0 pp m o r greate r fo r agitators , 1,00 0 pp m o r greate r fo r pumps , o r 50 0 pp m o r greate r fo r valves , connectors , instrumentatio nsystems , an dpressur e relie f device s i s measured , a lea k i s detected . (c)(1 ) Whe na lea k i s detected , i t shal l b e repaire da s soo na s practicable , bu t no t late r tha n1 5 calenda r day s afte r i t i s detected , excep t

a s provide din§XX.X2-10 . (2 ) Th e firs t attemp t a t repai r shal l be mad e n o late r tha n5 calenda r day s afte r eac hlea k i s detected . (3 ) Fo r instrumentatio nsystem s tha t ar e no t monitore db y th e metho d specifie din§XX.X5(b) , repaire dshal l mea ntha t th e visual , audible , olfactory , o r othe r indication s o f a lea k hav e bee neliminated ; tha t n o bubble s ar e observe da t potentia l lea k site s durin g a lea k chec k usin g soa p solution ; o r tha t th e system wil l hol da tes t pressure . (d ) Firs t attempt s a t repai r include , bu t ar e no t limite dto , th e bes t practice s describe dunde r §XX.X2-7(e) .



### 2 7Draf t 10/31/9 0

§XX.X2- 9 Standards : Produc t accumulato r vessels . (a ) Eac hproduc t accumulato r vesse l shal l b e equippe dwit ha closed-ven t system capabl e o f capturin g an dtransportin g an

y leakag e fro

m th e vesse l t o a contro l devic e a s describe di n§XX.X2-11 , excep t a s provide din§XX.X2-l(c) . §XX.X2-1 0 Standards : Dela y o f repair . (a ) Dela y

o f repai r o f equipmen t fo r whic hleak s hav e bee ndetecte di s allowe di f th e repai r i s technicall y infeasibl e withou t a proces s uni t shutdown . Repai r o f thi s equipmen t shal l occu r befor e i||th e endo f th e nex t proces s uni t shutdown . (b ) Dela y

o f repai r o f equipmen t fo r whic hleak s hav e bee ndetecte di s allowe dfo r equipmen t tha t i s isolate dfro m th e proces s an

dtha t doe s no t remai ninVHA P service . (c ) Dela y

o f repai r fo r valves , connectors , an dagitator s i s als o allowe dif : (1 ) Th e owne r o r operato r determine s tha t emission s o f purge dmateria l resultin g fro

m immediat e repai r a-re-woul d b e greate r tha nth e fugitiv e emission s likel y

t o resul t fro

m dela y o f repair , an

d (2 ) Whe nrepai r procedure s ar e effected , th e purge dmateria l i s collecte dan

ddestroye do r recovere dina contro l devic e complyin g wit h §XX.X2-11 . (d ) Dela y

o f repai r fo r pump s i s als o allowe dif : (1 ) Repai r require s replacin g a singl e mechanica l sea l system wit h (i ) A dua l mechanica l sea l system tha t include s a barrie r flui d systcmmget s th e requirement s o f §XX.X2~2(e) , (ii ) a pum

ptha t meet s th e requirement s o f §XX.X2-2(f) > o r

2 8Draf t 10/31/9 0 (iii ) a closed-ven t system contro l devic e tha t meet s th e requirement s o f §XX.X2-2(g) , an

d (2 ) Repai r i s complete da s soona s practicable , bu t no t late r tha n6 month s afte r th e lea k wa s detected . (e ) Dela y

o f repai r beyonda proces s uni t shutdow nwil l b e allowe dfo r a valve e-r-i f valv e assembl y replacemen t i s necessar y durin g th e proces s uni t shutdown , valv e assembl y supplie s hav e bee ndepleted , andvalv e assembl y supplie s ha

dbee nsufficientl y

stocke dbefor e th e supplie s wer e depleted . Dela y o f repai r beyon dth e nex t proces s uni t shutdow nwil l no t be allowe d unles s th e nex t proces s uni t shutdow noccur s soone r tha n6 month s afte r th e firs t proces s uni t shutdown . §XX.X2-1 1 Standards : Closed-ven t system s an dcontro l devices . (a ) Owner s o r operator s o f closed-ven t system s an dcontro l device s use d
t o compl y

wit hprovision s o f thi s subpar t shal l compl y wit hth e provision s o f thi s section , excep t a s provide di n§XX.X2-l(c) . (b ) Vapo r recover y

system s (fo r example , condenser s an dadsorbers ) shal l be designe dan

doperate dt o recove r th e organi c vapor s i|il||l||||vente d t o them wit ha nefficienc y

o f 9 5 percen t o r greater . (c ) Enclose dcombustio ndevice s shal l b e designe dan doperate dt o reduc e th e VHAP-organi c emission s vente dt o the m wit ha nefficienc y

o f 9 5 percen t o r greate r o r t o provid e a minimu m residenc e time o f 0.5 0 second s a t a minimu m temperatur e o f 760°C . (d ) Flare s use dt o compl y wit hthi s subpar t shal l compl y wit hth e requirement s o f §60.18 .



### 2 9P.3 7



### Draf t 10/31/9 0 (e ) Owner s o r operator s o f contro l device s tha t ar e use dt o compl y wit h th e provision s o f thi s subpar t shal l monito r thes e contro l device s t o ensur e tha t the y

ar e operate dan

dmaintaine di

nconformanc e wit hthei r design . (f)(1 ) Closed-ven t system s shal l b e designe dfo r an doperate dwit ha

n instrumen t readin g o f les s tha n50 0 pp m abov e backgroun dan

db y visua l inspections , a s determine db y th e method s specifie da s §XX.X5(c) . (2 ) Closed-ven t system s shal l be monitore dt o determin e complianc e wit h thi s sectio ninitiall y inaccordanc e wit h§61.05 , annually , an da t othe r time s requeste db

y th e Administrator , excep t equipmen t component s o nclose dven t system s meetin g th e description s i n§XX.X2-?(h ) an dIXX.X2-13(f ) throug h(h ) shal l mee t th e requirement s o f thos e sections . (3 ) Leaks , a s indicate db y a ninstrumen t readin g greate r tha n50 0 pp m abov e backgroun dand'visua l inspections , shal l b e repaire da s soona s practicable , bu t no t late r tha n1 5 calenda r day s afte r th e lea k i s detected . (4 ) A firs t attemp t a t repai r shal l be mad e no late r tha n5 calenda r day s afte r th e lea k i s detected . (g ) Close dvon t system s an dcontro l device s use dt o compl y wit h provision s o f thi s subpar t shal l b e operate da t al l time s whe nemission s ar o vente dt o thorn.Wheneve r VHA P emission s ar e vente dt o a closed-ven t system o r contro l devic e use dt o compl y wit hth e provision s o f thi s subpart , suc hsystem

o r contro l devic e shal l b e operating , §XX.X2-1 2 Standards : Agitator s i ngas/vapo r servic e an di nligh t liqui d service . (a)(1 ) Eac hagitato r shal l b e monitore dmonthl y t o detec t leak s b

y th e method s specifie di

n§XX.X5(b) , excep t a s provide di n§XX.X2-l(c) .
3 0P.3 8

Draf t 10/31/9 0 (2 ) Eac hagitato r shal l be checke db y visua l inspectio neac hcalenda r

wee k fo r indication s o f liquid s drippin g fro m th e agitator . (b)(1 ) I f a

n instrumen t readin g o f 10,00 0 pp m o r greate r i s measured , a lea k i s detected . (2 ) I f ther e ar e indication s o f liquid s drippin g fro m th e agitator , a lea k i s detected . (c)(1 ) Whe na lea k i s detected , i t shal l b e repaire da s soo na s practicable , bu t no t late r tha n1 5 calenda r day s afte r i t i s detected , excep t

a s provide din §XX.X2-10 . (2 ) A firs t attemp t a t repai r shal l be mad e no late r tha n5 calenda r day s afte r eac hlea k i s detected . (d ) Any agitato r equippe dwit ha closed-ven t system capabl e o f capturin g

an dtransportin g an

y leakag e fro

m th e sea l o r seal s t o a contro l devic e tha t complie s wit hth e requirement s o f §XX.X2-1 1 i s exemp t fro m th e requirement s o f paragraph s (a)-(c) . §XX.X2-1 3 Standards : Connector s i n Gas/Vapo r Servic e and i n Ligh t Liqui d Service . (a ) Th e owne r o r operato r o f a n affecte dproces s uni t shal l monito r al l
connector s in WAP-gas/vapo r an d ligh t liqui dservice , excep t a s provide din §§XX.X2-l(c) , an

d (f ) throug h(h ) o f thi s section , a t th e interval s specifie d inparagrap h(b ) o f thi s section . (1 ) Th e connector s shal l be monitore dt o detec t leak s b y th e metho d specifie di

n §XX.X5(b) . (2 ) I f a n instrumen t readin g greate r tha no r equa l t o 50 0 pp m i s measured , a lea k i s detected .

3 1

-—_••_-.,_- -P.3 9

Draf t 10/31/9 0 (b ) Th e owner o r operato r shal l monito r fo r leak s a t th e interval s specifie dbelow . (1 ) Withi nth e firs t 1 2 month s after th e specifie d applicabilit y date s describe di

n§XX.X0(b ) fo r eac hgrou po f existin g proces s units , th e owne r o r operato r shal l monito r al l connectors , excep t a s provide di nparagraph s (f ) throug h(§•§ ) o f thi s section . (2 ) Withi nth e firs t 1 2 month s after th e beginnin g o f startu po r withi n 1 2 month s afte r (dat e o f promulgation ) , whicheve r i s later , fo r new proces s units , th e owner o r operato r shal l monito r al l connectors , excep t a s provide d i nparagraph s (f ) throug h(§1 ) o f thi s section . (3 ) Afte r conductin g th e initia l surve y require dinparagrap h(b)(1 ) o f thi s section , th e owne r o r operato r shal l perform al l subsequen t monitorin g o f
connector s a t th e followin g frequencies , excep t a s provide di nparagrap h (c)(2 ) o f thi s section : (i ) Onc e pe r calenda r year , i f th e percen t leakin g connector s inth e proces s uni t wa s 0. 5 percen t o r greate r durin g th e las t require dmonitorin g period . (ii ) Onc e e^ery

tw o calenda r years , i f th e percen t leakin g connector s 4- s Ittfles s tha n0. 5 percen t durin g th e las t require dmonitorin g period . A n

owne r o r operato r ma y compl y wit hthi s paragrap hb y monitorin g a t leas t 4 0
percen t o f th e connector s inth e firs t yea r an dth e remainde r o f th e connector s i

nth e secondyear . Th e percen t leakin g connector s wil l b e calculate d fo r th e tota l o f th o tw o monitorin g poriodsal l monitorin g performe d durin g th e two-yea r period .



### 32P.4 0

Draf t 10/31/9 0 (4-iii ) I f th e owne r o r operato r o f a proces s uni t ina biennia l lea k detectio nan

drepai r program

calculate s les s tha n0. 5 percen t leakin g connector s fro

m th e 2-yea r monitorin g period , th e owne r o r operato r ma y monito r th e connector s 1 time ever y 4 years . A

nowne r o r operato r ma y compl y wit hth e requirement s o f thi s paragrap hb y monitorin g a t leas t 2 0 percen t o f th e connector s eac hyea r unti l al l connector s hav e bee nmonitore dwithi n4
years . (5iv ) I f a proces s uni t complyin g wit hth e requirement s o f paragrap h(b ) usin g a 4 yea r monitorin g interva l program ha s greate r tha no r equa l t o 0. 5
percen t bu t les s tha n1 percen t leakin g connectors , th e owne r o r operato r shal l increas e th e monitorin g frequenc y t o 1 time ever y

2 years . A

nowne r o r operato r ma y

compl y wit hth e requirement s o f thi s paragrap hb y monitorin g a t leas t 4 0 percen t o f th e connector s inth e firs t yea r an dth e remainde r o f th e connector s inth e secon dyear . Th e owne r o r operato r ma y agai nelec t t o us e th e provision s o f paragrap h(b)(4|||||| ) whe nth e percen t leakin g connector s decrease s t o les s tha n0. 5 percent . (6| ) I f a proces s uni t complyin g wit hrequirement s o f paragrap h(b ) usin g a 4 yea r monitorin g interva l program ha s 1 percen t o r greate r leakin g connectors , th e owne r o r operato r shal l increas e th e monitorin g frequenc y t o 1 time pe r year . Th e owne r o r operato r ma y agai nelec t t o us e th e provision s o f
paragrap h(b)(4-(3)(iii) ) whe nth e percen t leakin g connector s decrease s t o les s tha n0. 5 percent . (4 ) Eac hconnecto r welde do no r afte r (dat e o f proposal ) . shal l b e monitore dwithi nth e firs t 3 month s afte r bein g welded > o r th e firs t 3 month s afte r Fdat e o f promulaation l . whicheve r i s later , t o detec t fo r leaks . I f a

3 3P.4 1



### Draf t 10/31/9 0 lea k i s foun do r th e connecto r i s no t welde dcompletel y aroundth e circumference * th e connecto r i s no t considere da welde dconnecto r a s describe d in§XX.X1 , an

di s therefor e no t exemp t fro m th e provision s o f thi s subpart . Connector s welde dono r afte r (dat e o f proposal ) ca ncoun t a s connector s

remove dfro

m th e proces s an

db e eligibl e fo r remove dconnecto r credit s a s describe dinparagrap h(i ) o f thi s section . (c)(1)(f ) Excep t a s provide di n(c)(1)(H ) o f thi s paragraph , eac h connecto r tha t ha s bee nopene do r ha s otherwis e hadth e sea l broke nshal l b e monitore dfo r leak s withi n6 0 calenda r day s th e firs t 3 month s afte r being returne dt o VHA P service , including thos e determine dt o be nonrepairabl e prio r t o proces s uni t shutdown . I f the followupmonitorin g detect s a leak , i t shal l b e repaire daccordin g t o th e provision s o f paragraph(d ) o f thi s section , unles s i t i s determine dt o be nonrepairable , inwhic hcas e i t i s counte da s a nonrepairabl e fo r th e purpose s o f paragraph(i)(2 ) o f thi s section . (ii ) A s a nalternativ e t o th e requirement s i n(c)(l)(i ) o f thi s paragraph , an

downe r o r operato r ma y choos e t o calculat e percen t leakin g connector s fo r th e monitorin g period s describe di nparagrap h(b ) o f thi s section , b

y settin g th e nonrepairabl e component , C tt 

### , inth e equatio nin paragrap h(i}{2 ) o f thi s sectio nt o zer o fo r al l monitorin g periods . (iii ) A nowne r o r operato r ma y switc halternative s describe di n (c)(l)(i ) an d(11 ) a t th e endo f th e curren t monitorin g perio dh e i s in , provide dtha t h e notif y th e Administrato r a s require din§XX.X7(b)(7 ) an d begi nth e ne w

alternativ e inannua l monitoring . Th e initia l monitorin g i nth e

new alternative shal l b e complete dn o late r tha n1 2 month s afte r notificatio n

o f th e Administrato r o f th e switch .
3 4P.4 2



### Draf t 10/31/9 0 (2 ) Eac hscrewe dconnecto r 2 inche s o r les s installe di na proces s uni t befor e (dat e o f proposal ) i s no t subjec t t o th e requirement s o f paragrap h (b)(3 ) o f thi s sectio ni f (i ) I t complie s wit hth e requirement s o f §XX.X2-$ , and (11 ) I t i s monitore dfo r leak s withi nth e firs t three month s afte r bein g returne dt o VHA P servic e afte r havin g bee nopene do r otherwis e ha dth e sea l broken . I f th e followu pmonitorin g detect s a leak > i t shal l b e repaire d accordin g t o th e provision s o f paragrap h(d ) o f thi s section . (d ) Whe na lea k i s detected, i t shal l be repaire da s soo na s practicable , bu t n o late r tha n1 5 calenda r day s afte r th e lea k i s detected, excep t a s provide di

nparagraph(g ) o f thi s sectio nan di n§XX.X2-10 . A

firs t attemp t at repai r shal l be mad e no late r tha n5 calenda r day s afte r th e lea k i s detected . (e ) I f a lea k i s detected, th e connecto r shal l be monitore dfo r leak s withi n6 0 calenda r day s th e firs t thre e month s afte r it s repair . (f ) Any connecto r tha t i s designated , a s describe din§XX.X6(i)(l) , a s
a nunsafe-to-monito r connecto r i s exemp t fro m th e requirement s o f paragraph (a ) if : (1 ) Th e owne r o r operato r determine s tha t th e connecto r i s unsafe-to monito r becaus e personne l woul dbe expose dt o a nimmediat e dange r a s a resul t

o f complyin g wit hparagraph s (a ) throug h(e ) o f thi s section ; an d (2 ) Th e owne r o r operato r ha s a writte npla ntha t require s monitorin g o f th e connecto r a s frequen t a s practicabl e durin g saf e t o monito r periods .

3 5P.4 3

Draf t 10/31/9 0 (g ) Any connecto r tha t i s designated , a s describe di n§XX.X6(i)(3) , a s

a nunsafe-to-repai r connecto r i s exemp t fro m th e requirement s o f paragraph s (a) , (d) , an

d(e ) o f thi s sectio nif : (1 ) Th e owner o r operato r determine s tha t repai r personne l woul dbe expose dt o a

nimmediat e dange r a s a consequenc e o f complyin g wit hparagrap h (d ) o f thi s section ; an d (2 ) Th e connecto r wil l be repaire dbefor e th e en do f th e nex t schedule d
proces s uni t shutdow no f th o proces s unit . (h)(1 ) Any

connecto r tha t i s designated , a s decribe di n§XX.X6(i)(4) , a s inaccessible , o r i s glas s o r glass-line di s exemp t fro m th e monitorin g requirement s o f paragrap h(a ) o f thi s sectio nan dfro m th e recordkeepin g an d reportin g requirement s o f §XX.X 6 an d§XX.X7 . A

ninaccessibl e connecto r i s on e tha t i s (A ) Buried , (B ) Insulate di

na manne r tha t prevent s acces s t o th e connecto r b y a monito r probe , (C ) Obstructe db

y equipmen t o r pipin g tha t preven t acces s t o th e connecto r b

y a monito r probe , o r (D ) Canno t b e reache dfro m a 25-foo t portabl e scaffol donth e ground ,
an di s greate r tha n2 meter s abov e a suppor t surface . (2 ) I f an

y inaccessible , o r glas s o r glass-line dconnecto r i s observe d b y visual , audible , olfactory , o r other mean s t o b e leaking , th e lea k shal l b e repaire da s soo na s practicable , bu t n o late r tha n1 5 calenda r day s afte r th e lea k i s detected , excep t a s provide di n§XX.X2-1 0 an

dparagrap h(g ) o f thi s section .

3 6Draf t 10/31/9 0 (3 ) A firs t attemp t a t repai r shal l b e mad e n o late r tha n5 calenda r day s afte r th e lea k i s detected . (i ) Fo r us e indeterminin g th e monitorin g frequency , a s specifie din paragrap h(b ) o f thi s section , th e percen t leakin g connector s shal l be calculate da s follows : (1 ) Fo r th e firs t monitorin g period , us e th e followin g equation :

% C L = C L /(C t + C c ) x10 0 Wher e % C L = percen t leakin g connector s C L = numbe r o f connector s measure da t 50 0 pp m o r greater , b

y th e metho dspecifie din§XX.X5(b ) C t = tota l numbe r o f monitore dconnector s inth e proces s uni t C c = credi t fo r remove dconnector s = 0.6 7 Xne t (i.e. , tota l

remove d- tota l added ) numbe r o f connector s inVHA P servic e remove dfro

m th e proces s uni t afte r th e applicabilit y

dat e se t fort hi n§XX.X0(b ) fo r existin g proces s units , an dafte r th e dat e o f startu pfo r new , modified , o r reconstructe dproces s units. . (2 ) Fo r subsequen t monitorin g periods , us e th e followin g equation :

% C L = [(C L - C N )/(C t + C c &„) ] x10 0 Wher e % C L = percent.leakin g connector s C L = numbe r o f connector s measure da t 50 0 pp m o r greater , b

y th e metho dspecifie di n§XX.X5(b )



### 3 7P.4 5

Draf t 10/31/9 0 C N = numbe r o f nonrepairabl e connectors * a s determine dby monitorin g require di nparagraph s (b)(3 ) an d(c ) o f th H section , no t t o excee d2 percen t o f th e tota l connecto r population , C t C t = tota l numbe r o f monitore dconnectors , includin g nonrepairables , inth e proces s unit . C c = credi t fo r remove dconnector s = 0.6 7 Xne t numbe r §1||| §
tota l remove d- tota l added ) o f connector s inVHA P servic e remove dfro

m th e proces s uni t afte r th e 

### applicabilit y

dat e se t fort hin|XX.X0(b ) fo r existin g proces s units , an

dafte r th e dat e o f startupfo r new , modified , o r reconstructe dproces s units . §XX.X3- 1 Qualit y

Improvemen t Program (QIP ) fo r Valves . (a ) I nPhas e III , t o compl y wit hth e requirement s i n§XX.X2-7(d)(1)(ii) ,
a nowne r o r operato r ma y elec t t o compl y

wit hon e o f th e alternativ e qualit y improvemen t program s specifie dinparagraph s (d ) an d(e ) o f thi s section . Th e decisio nt o us e on e o f thes e alternativ e provision s t o compl y wit hth e requirement s o f §XX.X2-7(d)(l)(ii ) mus t b e mad e durin g th e firs t yea r o f Phas e II I fo r existin g proces s unit s an dfo r new

proces s units . (b ) A nowne r o r operato r o f a proces s uni t subjec t t o th e requirement s

o f paragraph s (d ) o r (e ) o f thi s sectio nshal l compl y wit hthos e requirement s unti l th e proces s uni t ha s fewe r tha n2 percen t leakin g valves , calculate da s

a rollin g averag e o f 2 consecutiv e quarter s a s specifie din§XX.X2-7(e) . (c ) Afte r th e proces s uni t ha s fewer tha n2 percen t leakin g valves , th e

owne r o r operato r ma y elec t t o compl y

wit hth e requirement s i n§XX.X2-7 , t o

3 8P.4 6

Draf t 10/31/9 0 continu e t o compl y

wit hth e requirement s i nparagrap h(e ) (o r (d) , i f appropriate ] o f thi s section , o r both . I f th e owne r o r operato r elect s t o continu e th e QIP , th e owne r o r operato r i s exemp t fro m th e requirement s fo r performanc e trial s a s specifie dinparagrap h(e)(6 ) o f thi s section , § § furthe r progres s a s specifie di nparagrap h(d)(4 ) o f thi s section * a s long a s th e proces s uni t ha s fewe r tha n2 percen t leakin g valves . I f th e owne r o r operato r elect s t o compl y wit hbot hparagrap h(e ) o f thi s sectio nan d§XX.X2 - | , h e ma y

als o tak e advantag e o f th e lowe r monitorin g frequencie s associate d wit hlowe r lea k rate s i n§XX.X2-7 . I f th e owne r o r operato r elects ' no t t o continu e QIP , th e QI P i s n o longe r a noptio ni f th e proces s uni t agai nexceed s 2 percen t leakin g valves , an dinsuc hcase , monthl y monitorin g wil l be required . (d ) Th e followin g requirement s shal l b e me t i f a nowne r o r operato r elect s t o us e a QI P t o demonstrat e furthe r progress : (1 ) Th e owne r o r operato r shal l continu e t o compl y wit hth e requirement s i n§XX.X2- 7 excep t eac hvalv e shal l b e monitore dquarterly . (2 ) Th e owne r o r operato r shal l collec t th e followin g data , an dmaintai n record s a s require di n§XX.X6(m) , fo r eac hvalve i neac hproces s uni t subjec t t o th e QIP : (i ) Th e maximu

m instrumen t readin g observe di neac hmonitorin g observatio nbefor e repair , th e respons e facto r fo r th e stream i f appropriate , th e instrumen t mode l number , an ddat e o f th e observation . (ii ) Whethe r th e valve i s i nga s o r ligh t liqui dservice . (iii ) I f a lea k i s detected , th e repai r method s use dan dth e instrumen t reading s afte r repair . 

### 3 9P.4 7 ____________^ ^

Draf t 10/31/9 0 (3 ) Th e owne r o r operato r shal l continu e t o collec t dat a on th e valve s

a s lon g a s th e proces s uni t remain s in th e QIP . (4 ) Th e owne r o r operato r mus t demonstrat e progres s i n reducin g th e percen t leakin g valve s eac hquarte r th e proces s uni t i s subjec t t o th e requirement s o f paragrap h(d ) o f thi s section , excep t a s provide di n paragrap h (d)(4)(ii ) o f thi s section . (i ) Demonstratio no f progres s shal l mea ntha t fo r eac hquarte r ther e i s

a t leas t a 1 0 percen t reductio ni n th e percen t leakin g valve s fro m th e percen t leakin g valve s determine dfo r th e precedin g monitorin g period . Th e percen t leakin g valve s shal l be calculate da s a rollin g averag e o f 2 consecutiv e quarter s o f monitorin g data . Th e percen t reductio nshal l b e calculate dusin g th e rollin g averag e percen t leakin g valves , accordin g t o th e following : %LVR= (%LV

AVG 1 - %LVAVG2 )/%LVAVG 1 x10 0 wher e %LVR= Percen t leakin g valv e reductio n %LVAVG 1 = (%V

L i +%VL 1+1 )/ 2 an

d %LV AVG 2 = (%V

Li+ 1 + %V Li+2 )/ 2 wher e %V Li , %V L1+1 , %V Li+ 2 ar e percen t leakin g valve s calculate dfo r subsequen t monitorin g periods , i , i+1 , i+ 2 (ii) A n owne r o r operato r wh o fail s fo r 2 consecutiv e quarterl y |1||||| |
average s t o demonstrat e a t leas t a 1 0 percen t reductio npe r quarte r in percen t leakin g valve s and-^llilillth e overal l averag e percen t reductio nbase do n 2 o r

mor e rollin g average s i s les s tha n1 0 percen t pe r quarte r shal l eithe r compl y wit hth e requirement s i n §XX.X2-7(d)(l ) usin g monthl y monitorin g o r shal l

4 0Draf t 10/31/9 0

compl y usin g a QI P fo r technolog y revie w a s specifie dinparagrap h(e ) o f thi s section . I f th e owne r o r operato r elect s t o compl y wit hth e requirement s o f
paragrap h(e ) o f thi s section , th e schedul e fo r performanc e trial s an dvalv e replacement s remain s a s specifie dinparagrap h(e) . (e ) Th e followin g requirement s shal l b e me t i f a nowne r o r operato r elect s t o us e a QI P o f technolog y revie w an dimprovement : (1 ) Th e owne r o r operato r shal l compl y wit hth e requirement s i n§XX.X2- 7
excep t th e requiremen t fo r monthl y monitorin g i nparagrap h§XX.X2-7(d)(l)(i ) doe s no t apply . (2 ) Th e owne r o r operato r shal l collec t th e dat a specifie dbelow , an d maintai nrecord s a s require di n§XX.X6(m) , fo r eac hvalv e i neac hproces s uni t subjec t t o th e QIP . Th e dat a ma y b e collecte dan

dth e record s ma y

be maintaine dona proces s uni t o r grou po f proces s unit s basis . (i ) Th e dat a shal l includ e th e following : (A ) Valv e typ e (e.g. , ball , gate , check) ; valv e manufacturer ; valv e desig n(e.g. , externa l stem o r actuatin g mechanism , flange dbody) ; material s

o f construction ; packin g material ; an dyea r installed . (B ) Servic e characteristic s o f th e stream suc ha s operatin g pressure , temperature , lin e diameter , an dcorrosivity . (C ) Whethe r th e valv e i s inga s o r ligh t liqui dservice . (D ) Th e maximum

instrumen t reading s observe di neac hmonitorin g observatio nbefor e repair , respons e facto r fo r th e stream i f adjusted , instrumen t mode l number , an ddat e o f th e observation . (E ) I f a lea k i s detected , th e repai r method s use dan dth e instrumen t reading s afte r repair .

4 1P.4 9

Draf t 10/31/9 0 (F ) I f th e dat a wil l b e analyze da s par t o f a large r analysi s program involvin g dat a fro

m othe r plant s o r othe r type s o f proces s units , a descriptio no f an

y maintenanc e o r qualit y assuranc e program s use di nth e proces s uni t tha t ar e intende dt o improv e emissio nperformance . (3 ) Th e owne r o r operato r shal l continu e t o collec t dat a o nth e valve s

a s lon g a s th e proces s uni t remain s i nth e QIP . (4 ) Th e owne r o r operato r shal l inspec t al l valve s remove dfro m th e proces s uni t du e t o leaks . Th e inspectio nshal l determin e whic hpart s o f th e valv e hav e faile dan dshal l includ e recommendations , a s appropriate , fo r desig nchange s o r change s i nspecification s t o reduc e lea k potential . (5)(i ) Th e owne r o r operato r shal l analyz e th e dat a collecte dto . compl y wit hth e requirement s o f paragrap h(e)(2 ) t o determin e th e services , operatin g

o r maintenanc e practices , an dvalv e design s o r technologie s tha t hav e poore r tha naverag e emissio nperformanc e an dthos e tha t hav e bette r tha naverag e emissio nperformance . Th e analysi s shal l determin e i f specifi c troubl e area s

ca nb e identifie donth e basi s o f service , operatin g condition s o r maintenanc e practices , equipmen t design , o r othe r proces s specifi c factors . (ii) Th e analysi s shal l als o b e use dt o identif y an y superio r performin g valv e technologie s tha t ar e applicabl e t o th e service(s) , operatin g conditions , o r valv e design s associate dwit hpoore r tha naverag e emissio n performance . A

superio r performin g valv e technolog y i s on e w44^||iplllll l
grou po f suc hvalve s ha s a lea k frequenc y o f les s tha n2 percen t fo r specifi c application s in*the-sj£Jj ?;: j :S: proces s unit . A candidat e superio r performin g valv e technolog y

i s on e demonstrate do r reporte di nth e availabl e literatur e



### 4 2P.5 0

Draf t 10/31/9 0

o r throug ha grou pstudy a s havin g lo

w emissio nperformanc e anda s bein g capabl e o f achievin g les s tha n2 percen t leakin g valve s inth e proces s unit , (iii ) Th e analysi s shal l includ e consideratio nof : (A ) Th e dat a obtaine dfrom th e inspection s o f valve s remove dfrom th e proces s uni t du e t o leaks ; (B ) Informatio nfro

m th e availabl e literatur e andfrom th e experienc e o f othe r facilitie s plan t site s tha t wil l identif y valv e design s o r technologie s

andoperatin g condition s associate dwit hlo w emissio nperformanc e fo r specifi c services ; an

d (C ) Informatio no

nlimitation s onth e servic e condition s fo r th e valv e desig nandoperatin g condition s a s wel l a s informatio nonmaintenanc e procedure s t o ensur e continue dlo w emissio nperformance . (iv ) Th e dat a analysi s ma y b e conducte dthroug ha ninter - o r intracompan y

progra m

(o r throug hsome combinatio no f th e two approaches ) an d

ma y b e fo r a singl e proces s unit , a company , o r a grou po f proces s units . (v ) Th e firs t analysi s o f th e dat a shal l b e complete dn o late r tha n1 8 month s afte r th e star t o f Phas e III . Th e firs t analysi s shal l b e performe d usin g a minimum

o f 2 quarter s o f data . A nanalysi s o f th e dat a shal l b e don e

eac hyea r th e proces s uni t i s inth e QIP . (6 ) A tria l evaluatio nprogra m shal l b e conducte da t eac hfacilit y f|f| | sit e fo r whic hth e dat a analysi s doe s no t identif y superio r performin g valve s design s o r technologie s tha t ca nb e applie dt o th e a-reas-operatin g condition s

andservice s identifie da s havin g poore r tha naverag e performance , excep t a s provide dinparagrap h(e)(6)(v ) o f thi s section . Th e tria l progra m shal l be

use dt o evaluat e th e feasibilit y o f usin g inth e proces s uni t th e valv e

4 3P.5 1

Draf t 10/31/9 0 design s o r technologie s tha t hav e bee nidentifie db y other s a s havin g lo w emissio nperformance . (i ) Th e tria l program shal l includ e on-lin e trial s o f valve s o r operatin g an

dmaintenanc e practice s tha t hav e bee nidentifie dinth e availabl e literatur e o r i nanalysi s b y other s a s havin g th e abilit y t o perfor m

wit hlea k
rate s belo w

2 percen t i nsimila r services , a s havin g low probabilit y

o f failure , o r a s havin g n o externa l actuatin g mechanis m i ncontac t wit hth e proces s fluid . I f an y o f th e candidat e superio r performin g valv e technologie s i s no t include dinth e performanc e trials , th e reason s fo r rejectin g specifi c technologie s from

consideratio nshal l b e documente da s require di n §XX.X6(m)(6)(ii) . (ii ) Th e numbe r o f valve s inth e tria l evaluatio nprogra m shal l be th e lesse r o f 1 percen t o r 2 0 valve s fo r program s involvin g singl e proces s unit s

an dth e lesse r o f 1 percen t o r 5 0 valve s fo r program s involvin g group s o f
proces s units . (iii ) Th e tria l evaluatio nprogra m shal l specif y

an dinclud e documentatio nof : (A ) Th e candidat e superio r performin g valv e design s o r technologie s t o be evaluated , th e stage s fo r evaluatin g th e identifie dcandidat e valv e design s

o r technologies , includin g th e estimate dtime perio dnecessar y t o tes t th e applicability ; (B ) Th e frequenc y

o f monitorin g o r inspectio no f th e equipment ; (C ) Th e rang e o f operatin g condition s ove r whic hth e componen t wil l b e evaluated .



### 4 4P.5 2

Draf t 10/31/9 0 (D ) Conclusion s regardin g th e emissio nperformanc e andth e appropriat e operatin g condition s andservice s fo r th e tria l valves . (iv ) Th e performanc e trial s shal l initiall y b e conducte dfor , a t least ,
a 6 mont hperio dbeginnin g no t late r tha n1 8 month s afte r th e star t o f Phas e III . No t late r tha n2 4 month s afte r th e star t o f Phas e III , th e owne r o r operato r shal l hav e identifie dvalv e design s o r technologie s that , combine d wit happropriat e process , operating , an dmaintenanc e practices , operat e wit h low emissio nperformanc e fo r specifi c application s i nth e proces s unit . Th e

owne r o r operato r shal l continu e t o conduc t performanc e trial s a s lon g a s th e proces s uni t ha s 2 percen t o r mor e leakin g valves , excep t a s provide di n paragrap h(e)(6)(vi ) o f thi s section . Th e compilatio no f candidat e an d demonstrate dsuperio r emissio nperformanc e valv e design s o r technologie s shal l b e amende dinth e future , a s appropriate , a s additiona l informatio nan d experienc e i s obtained . (v ) Any plan t sit e wit hfewe r tha n40 0 valve s andowne db y a corporatio n wit hfewe r tha n10 0 tota l employee s shal l b e exemp t fro m tria l evaluation s o f valves . Plan t site s exemp t fro m th e tria l evaluation s o f valve s shal l begi n th e valv e replacemen t progra m a t th e star t o f th e fourt hyea r o f Phas e III . (vi ) A nowne r o r operato r wh o ha s conducte dperformanc e trial s onal l candidat e superio r emissio nperformanc e technologie s suitabl e fo r th e require d application s inth e proces s uni t ma y sto pconductin g performanc e trial s provide dtha t i t i s demonstrate dther e ar e n o technicall y feasibl e candidat e superio r technologie s remaining . Th e owne r o r operato r shal l prepar e a n engineerin g evaluatio ndocumentin g th e physical , chemical , o r engineerin g



### 4 5P.5 3

Draf t 10/31/9 0 basi s fo r th e judgemen t tha t th e superio r emissio nperformanc e technolog y i s technicall y

infeasibl e o r demonstratin g tha t i t woul dno t reduc e emissions . (7 ) Eac howne r o r operato r wh o elect s t o us e a QI P fo r technolog y revie w

an dimprovemen t shal l prepar e an dimplemen t a valv e qualit y assuranc e program tha t detail s purchasin g specification s an dmaintenanc e procedure s fo r al l valve s i nth e proces s unit . Th e qualit y assuranc e program

may establis han

y numbe r o f categories , o r classes , o f valve s a s neede dt o distinguis hamon g operatin g condition s an dservice s associate dwit hpoore r tha naverag e emissio n performanc e a s wel l a s thos e associate dwit hbette r tha naverag e emissio n performance . Th e qualit y assuranc e program

shal l b e develope dconsiderin g th e finding s o f th e dat a analysi s require dunde r paragrap h(e)(5 ) o f thi s section , i f applicable , th e finding s o f th e tria l evaluatio nrequire di nparagrap h (e)(6 ) o f thi s section , an dth e operatin g condition s inth e proces s unit . Th e qualit y assuranc e program

shal l b e reviewe dand , a s appropriate , update deac h
yea r a s lon g a s th e proces s uni t ha s 2 percen t o r mor e leakin g valves . (i ) Th e qualit y

assuranc e program

shall : (A ) Establis hminimum desig nstandard s fo r eac hcategor y o f valves . Th e desig nstandard s shal l specif y know ncritica l parameter s suc ha s tolerance , manufacturer , material s o f construction , previou s usage , o r othe r applicabl e identifie dcritica l parameters ; (B ) Requir e tha t al l equipmen t order s specif y th e desig nstandar d(o r minimum tolerances ) fo r th e valve ; (C ) Includ e a writte nprocedur e fo r benc htestin g o f valve s tha t specifie s performanc e criteri a fo r acceptanc e o f valve s an dspecifie s criteri a fo r th e precisio nan

daccurac y

o f th e tes t apparatus . Al l valve s repaire d

4 6P.5 4

Draf t 10/31/9 0 off-lin e afte r preparatio nof th e qualit y assuranc e pla nshal l b e benc hteste d fo r leaks . Thi s testin g ma y b e conducte db

y th e owne r or operato r o f th e proces s unit , b

y th e vendor , o r b

y a designate drepresentative . Th e owne r o r operato r shal l instal l onl y thos e valve s tha t hav e bee ndocumente dthroug h benc htestin g t o b e nonleaking . (D ) Requir e tha t al l valve s repaire don-lin e be teste dusin g th e metho d specified-i n§XX.X5(b ) fo r leak s fo r 2 successiv e months , afte r repair . (E ) Provid e fo r a

naudi t procedur e fo r qualit y contro l o f purchase d equipmen t t o ensur e conformanc e wit hpurchas e specifications . Th e audi t progra m ma y b e conducte db

y th e owne r o r operato r of th e proces s uni t o r b y a designate drepresentative . (F ) Detai l off-lin e valv e maintenanc e an drepai r procedures . Thes e procedure s shal l includ e provision s t o ensur e tha t rebuil t or refurbishe d valve s wil l mee t th e desig nspecification s fo r th e valv e typ e an dwil l operat e

suc htha t emission s ar e minimized . (ii ) Th e qualit y

assuranc e progra m

shal l b e establishe dn o late r tha n th e star t of th e thir dyea r of Phas e II I fo r plan t site s wit h40 0 o r mor e valve s or owne db

y a corporatio nwit h10 0 o r mor e employees ; an dn o late r tha n th e star t of th e fourt hyea r of Phas e II I fo r plan t site s wit hles s tha n40 0 valve s an

downe db

y a corporatio nwit hles s tha n10 0 employees . (8 ) Beginnin g a t th e star t of th e thir dyea r of Phas e II I fo r plan t site s wit h40 0 o r mor e valve s o r owne db y a corporatio nwit h10 0 or mor e employee s anda t th e star t of th e fourt hyea r of Phas e II I fo r plan t site s wit hles s tha n40 0 valve s an downe db

y a corporatio nwit hles s tha n10 0 employees , eac hvalv e tha t i s replace dfo r any reaso nshal l b e replace dwit ha

4 7Draf t 10/31/9 0

new o r modifie dvalve tha t complie s wit hth e qualit y assuranc e standard s fo r th e valv e categor y

an dtha t i s identifie da s superio r emissio nperformanc e technology . Superio r emissio nperformanc e technolog y i s valve s identifie d wit hth e bes t emissio nperformanc e that , combine dwit happropriat e process , operating , an

dmaintenanc e practices , wil l resul t i nles s tha n2 percen t leakin g valve s fo r specifi c application s i na larg e population , excep t a s provide di nsubparagrap ho f (8)(ii ) o f thi s paragraph . (i ) Th e valve s shal l be maintaine da s specifie dinth e qualit y assuranc e program . (ii ) I f a superio r emissio nperformanc e technolog y canno t b e identified , the nvalv e replacemen t shal l be wit hon e of (i f several ) th e lowes t emissio n performanc e technology!! ! tha t ha s bee nidentifie dfo r th e specifi c application . §XX.X3- 2 Qualit y

Improvemen t Progra m fo r Pumps . (a ) I nPhas e III , if , o

na 6-mont hrollin g average , th e greate r o f eithe r 1 0 percen t o f th e pump s i na proces s uni t (o r facilityplan t site ) o r 3
pump s ina proces s uni t (o r facilityplan t site ) leak , th e owne r o r operato r shal l compl y

wit hth e requirement s o f thi s sectio na s specifie dbelow : (1 ) Pump s tha t ar e i nfood/medica l servic e o r inpolymerizin g monome r servic e shal l compl y

wit hal l requirement s excep t fo r those specifie di n paragrap h(d)(8 ) o f thi s section . (2 ) Pump s tha t ar e no t i nfood/medica l o r polymerizin g monome r servic e shal l compl y

wit hal l requirement s o f thi s section . (b ) Th e owne r o r operato r shal l compl y wit hth e requirement s o f thi s sectio nunti l th e numbe r o f leakin g pump s i s les s tha nth e greate r o f eithe r

4 8Draf t 10/31/9 0

1 0 percen t o f th e pump s o r 3 pumps , a s calculate da s a 6-month-rollin g average , i

nth e proces s uni t (or facilityplan t site) . Onc e th e performanc e leve l i s achieved , th e owne r o r operato r shal l compl y wit hth e requirement s in §XX.X2-2 . (c ) I f ina subsequen t monitorin g perio dth e proces s uni t (or facilityplan t site ) ha s greate r tha n1 0 percen t o f th e pump s leakin g o r 3
pump s leakin g (calculate da s a 6-month-rollin g average) , th e owne r o r operato r shal l resume th e qualit y improvemen t program startin g a t performanc e trials . (d ) Th e qualit y

improvemen t program shal l includ e th e following : (1 ) Th e owne r o r operato r shal l compl y wit hth e requirement s i n§XX.X2 - 2 . (2 ) Th e owne r o r operato r shal l collec t th e followin g data , an dmaintai n record s a s require di n§XX.X6(m) , fo r eac hpum pi neac hproces s uni t (o r facilityplan t site ) subjec t t o th e QIP . Th e dat a ma y b e collecte dan

dth e record s ma y

be maintaine do

na proces s uni t o r facilit y plan t sit e basis . (i ) Pum ptyp e (e.g. , piston , horizonta l o r vertica l centrifugal , gear , bellows) ; pum

pmanufacturer ; sea l typ e an dmanufacturer ; pum

pdesign(e.g. , externa l shaft , flange dbody) ; material s o f construction ; i f applicable , barrie r flui do r packin g material ; an dyea r installed . : (ii ) Servic e characteristic s o f th e stream suc ha s discharg e pressure , temperature , flow

rate , corrosivity , an dannua l operatin g hours . (iii ) Th e maximum

instrumen t reading s observe di neac hmonitorin g observatio nbefor e repair , respons e facto r fo r th e stream i f appropriate , instrumen t mode l number , an ddat e o f th e observation .



### 4 9P.5 7

Draf t 10/31/9 0 (iv ) I f a lea k i s detecte dth e repai r method s use dan dth e instrumen t reading s afte r repair . (v ) I f th e dat a wil l b e analyze da s par t o f a large r analysi s program involvin g dat a fro

m othe r plant s o r othe r type s o f proces s units , a descriptio no f an

y maintenanc e o r qualit y assuranc e program s use dinth e proces s uni t tha t ar e intende dt o improv e emissio nperformance . (3 ) Th e owne r o r operato r shal l continu e t o collec t dat a onth e pump s a s lon g a s th e proces s uni t (or facilityplan t site ) remain s inth e qualit y improvemen t program . (4 ) Th e owne r o r operato r shal l inspec t al l pump s o r pum psealswhic h exhibite dfrequen t sea l failure s an dwer e remove dfro

m th e proces s uni t du e t o leaks . Th e inspectio nshal l determin e th e probabl e caus e o f th e pum psea l failur e o r o f th e pum plea k an

dshal l includ e recommendations , a s appropriate , fo r desig nchange s o r change s inspecification s t o reduc e lea k potential . (5)(i ) Th e owne r o r operato r shal l analyz e th e dat a collecte dt o compl y wit hth e requirement s o f paragrap h(d)(2 ) o f thi s sectio nt o determin e th e services , operatin g o r maintenanc e practices , an dpum po r pum

psea l design s o r technologie s tha t hav e poore r tha naverag e emissio nperformanc e an dthose tha t hav e bette r tha naverag e emissio nperformance . Th e analysi s shal l determin e i f specifi c troubl e area s ca nb e identifie do nth e basi s o f service , operatin g condition s o r maintenanc e practices , equipmen t design , o r othe r proces s specifi c factors . (ii ) Th e analysi s shal l als o b e use dt o determin e i f ther e ar e superio r performin g pum

po r pum

psea l technologie s tha t ar e applicabl e t o th e service(s) , operatin g conditions , o r pum po r pum

psea l design s associate dwit h

5 0Draf t 10/31/9 0

poore r tha naverag e emissio nperformance . A superio r performin g pum po r pum

p

sea l technolog y

i s on e wit ha lea k frequenc y o f les s tha n1 0 percen t fo r specifi c application s inth e proces s uni t o r facilityplan t site . A candidat e superio r performin g pum po r pum

psea l technolog y

i s on e demonstrate do r reportedinth e availabl e literatur e o r throug ha grou pstudy a s havin g lo

w emissio nperformanc e an da s bein g capabl e o f achievin g les s tha n1 0 percen t leakin g pump s i nth e proces s uni t (o r facilityplan t site) , (iii ) Th e analysi s shal l includ e consideratio nof : (A ) Th e dat a obtaine dfro m th e inspection s o f pump s an dpum pseal s

remove dfro

m th e proces s uni t du e t o leaks ; (B ) Informatio nfro

m th e availabl e literatur e an dfro m otho r facilities ' fflfexperienc e o f othe r plan t site s tha t wil l identif y pum pdesign s o r technologie s andoperatin g condition s associate dwit hlo w emissio nperformanc e fo r specifi c services ; an d (C ) Informatio no

nlimitation s o

nth e servic e condition s fo r th e pum p

sea l technolog y

operatin g condition s a s wel l a s informatio nonmaintenanc e procedure s t o ensur e continue dlow emissio nperformance . (iv ) Th e dat a analysi s ma y b e conducte dthroug ha ninter - o r intracompan y

progra m (o r throug hsome combinatio no f th e two approaches ) an d

ma y b e fo r a singl e proces s unit , a faci1ity||||||||||l , a company , o r a grou p

o f proces s units . (v ) Th e firs t analysi s o f th e dat a shal l b e complete dn o late r tha n1 8 month s afte r th e star t o f th e qualit y improvemen t program . Th e firs t analysi s shal l b e performe dusin g a minimum o f 6 month s o f data . A nanalysi s o f th e



### 5 1Draf t 10/31/9 0

dat a shal l b e don e eac hyea r th e proces s uni t i s inth e quaTit y improvemen t program . (6 ) A tria l evaluatio nprogra m shal l b e conducte da t eac hfacilit y plan t sit e fo r whic hth e dat a analysi s doe s no t identif y us e o f superio r performin g pum psea l technolog y

o r pump s tha t ca nb e applie dt o th e area s identifie da s havin g poore r tha naverag e performance , excep t a s provide di nparagrap h (d)(6)(v ) o f thi s section . Th e tria l progra m shal l be use dto . evaluat e th e feasibilit y

o f usin g i nth e proces s uni t (o r facilityplan t site ) th e pum p design s o r sea l technologies , an doperatin g an

dmaintenanc e practice s tha t hav e bee nidentifie db y other s a s havin g lo w emissio nperformance . (i ) Th e tria l progra m shal l includ e on-lin e trial s o f pum psea l technologie s o r pum

pdesign s an

doperatin g an

dmaintenanc e practice s tha t hav e bee nidentifie di nth e availabl e literatur e o r i nanalysi s b y other s a s havin g th e abilit y

t o perfor m

wit hlea k rate s belo w 1 0 percen t insimila r services ,
a s havin g lo

w probabilit y

o f failure , o r a s havin g no externa l actuatin g mechanis m

i ncontac t wit hth e proces s fluid . I f an y o f th e candidat e superio r performin g pum

psea l technologie s o r pump s i s no t include dinth e performanc e trials , th e reason s fo r rejectin g specifi c technologie s from consideratio n shal l b e documente da s require di n§XX.X6(m)(6)(ii) . (ii ) Th e numbe r o f pum psea l technologie s o r pump s inth e tria l evaluatio nprogra m

shal l b e th e lesse r o f 1 percen t o r 2 pump s fo r program s involvin g singl e proces s unit s an dth e lesse r o f 1 percen t o r 5 pump s fo r program s involvin g a facilityplan t sit e o r group s o f proces s units . Th e minimum numbe r o f pump s o r pum psea l technologie s ina tria l progra m shal l b e 1 .

5 2Draf t 10/31/9 0 (iii ) Th e tria l evaluatio nprogram shal l specif y

an dinclud e documentatio nof : (A ) Th e candidat e superio r performin g pum psea l design s o r technologie s t o b e evaluated , th e stage s fo r evaluatin g th e identifie dcandidat e pum p design s o r pum

psea l technologies , includin g th e time perio dnecessar y t o tes t th e applicability ; (B ) Th e frequenc y

o f monitorin g o r inspectio no f th e equipment ; (C ) Th e rang e o f operatin g condition s ove r whic hth e componen t wil l b e evaluated . (D ) Conclusion s regardin g th e emissio nperformanc e an dth e appropriat e operatin g condition s an dservice s fo r th e tria l pum psea l technologie s o r pumps . (iv ) Th e performanc e trial s shal l initiall y b e conducted , a t least , fo r

a 6 mont hperio dbeginnin g no t late r tha n1 8 month s afte r th e star t o f th e qualit y improvemen t program . No late r tha n2 4 month s afte r th e star t o f th e qualit y improvemen t program , th e owne r o r operato r shal l hav e identifie dpum p

sea l technologie s o r pum pdesign s that , combine dwit happropriat e process , operating , an

dmaintenanc e practices , operat e wit hlow emissio nperformanc e fo r specifi c application s inth e proces s unit . Th e owne r o r operato r shal l continu e t o conduc t performanc e trial s a s lon g a s th e proces s uni t (o r facilityplan t site ) ha s greate r tha n1 0 percen t leakin g pump s o r 3 leakin g pumps , whicheve r i s greater , calculate da s a 6-month-rolling-average , excep t

a s provide dinparagrap h(d)(6)(vi ) o f thi s section . Th e initia l lis t o f superio r emissio nperformanc e pum pdesign s o r pum

psea l technologie s shal l b e



### 5 3Draf t 10/31/9 0

amende dinth e future , a s appropriate , a s additiona l informatio nan d experienc e i s obtained . (v ) Any plan t sit e wit hfewe r tha n40 0 valve s an di s owne db

y a corporatio nwit hfewe r tha n10 0 employee s shal l b e exemp t fro m tria l evaluation s o f pum

pseal s o r pum

pdesigns . Plan t site s exemp t fro m th e tria l evaluation s o f pump s shal l begi nth e pum psea l o r pum

preplacemen t program a t th e star t o f th e fourt hyea r o f th e qualit y improvemen t program . (vi ) A nowne r o r operato r wh o ha s conducte dperformanc e trial s onal l alternativ e superio r emissio nperformanc e technologie s suitabl e fo r th e require dapplication s i nth e proces s uni t ma y sto pconductin g performanc e trial s provide dtha t i t i s demonstrate dther e ar e n o technicall y feasibl e alternativ e superio r technologie s remaining . Th e owne r o r operato r shal l
prepar e a

nengineerin g evaluatio ndocumentin g th e physical , chemical , o r engineerin g basi s fo r th e judgemen t tha t th e superio r emissio nperformanc e technolog y

i s technicall y

infeasibl e o r demonstratin g tha t i t woul dno t reduc e emissions . (7 ) Eac howne r o r operato r shal l prepar e andimplemen t a pum pqualit y

assuranc e progra m

tha t detail s purchasin g specification s an dmaintenanc e procedure s fo r al l pump s an dpum pseal s inth e proces s unit . Th e qualit y

assuranc e progra m

ma y establis han

y numbe r o f categories , o r classes , o f pump s

a s neede dt o distinguis hamon g operatin g condition s an dservice s associate d wit hpoore r tha naverag e emissio nperformanc e a s wel l a s thos e associate dwit h bette r tha naverag e emissio nperformance . Th e qualit y assuranc e progra m

shal l b e develope dconsiderin g th e finding s o f th e dat a analysi s require dunde r paragrap h(d)(5 ) o f thi s section , i f applicable , th e finding s o f th e tria l

5 4Draf t 10/31/9 0

evaluatio nrequire dinparagrap h(d)(6 ) o f thi s section , andth e operatin g condition s i

nth e proces s unit . Th e qualit y assuranc e progra m

shal l b e update d

eac hyea r a s lon g a s th e proces s uni t ha s 1 0 percen t o r mor e leakin g pump s o r ha s 3 leakin g pumps . (i ) Th e qualit y

assuranc e progra m

shall : (A ) Establis hminimu

m desig nstandard s fo r eac hcategor y o f pump s o r pum psea l technology . Th e desig nstandard s shal l specif y know ncritica l parameter s suc ha s tolerance , manufacturer , material s o f construction , previou s usage , o r othe r applicabl e identifie dcritica l parameters ; (B ) Requir e tha t al l equipmen t order s specif y th e desig nstandar d(or minimum tolerances ) fo r th e pum po r th e pum

pseal ; (C ) Provid e fo r a

naudi t procedur e fo r qualit y contro l o f purchase d equipmen t t o ensur e conformanc e wit hpurchas e specifications . Th e audi t program ma y be conducte db

y th e owne r o r operato r o f th e facilityplan t sit e o r proces s uni t o r b

y a designate drepresentative . (D ) Detai l off-lin e pum pmaintenanc e andrepai r procedures . Thes e procedure s shal l includ e provision s t o ensur e tha t rebuil t o r refurbishe d
pump s an dpum pseal s wil l mee t th e desig nspecification s fo r th e pum pcategor y

an dwil l operat e suc htha t emission s ar e minimized . (ii ) Th e quaTit y

assuranc e program

shal l be establishe dn o late r tha n th e star t o f th e thir dyea r o f th e qualit y improvemen t progra m fo r plan t site s wit h40 0 o r mor e valve s o r 10 0 o r mor e employees ; an dn o late r tha nth e star t

o f th e fourt hyea r ,o f th e qualit y

improvmen t progra m

fo r plan t site s wit h les s tha n40 0 valve s an dles s tha n10 0 employees .



### 5 5P.6 3

Draf t 10/31/9 0 (8 ) Beginnin g a t th e star t o f th e thir dyea r o f th e qualit y improvemen t progra m fo r plan t site s wit h40 0 o r mor e valve s o r 10 0 o r mor e employee s an d

at th e star t o f th e fourt hyea r o f th e qualit y improvemen t progra m fo r plan t site s wit hles s tha n40 0 valve s an dles s tha n10 0 employees , th e owne r o r operato r shal l replace , a s describe di nparagraph s (i ) an d(ii ) o f thi s paragraph , 2 0 percen t o r greate r o f th e pump s o r pum pseal s tha t ar e no t superio r emissio nperformanc e technolog y annuall y

wit hpump s or

- pum pseal s tha t hav e bee nidentifie da s superio r emissio nperformanc e technolog y an dtha t compl y wit hth e qualit y

assuranc e standard s fo r th e pum pcategory . Superio r emissio nperformanc e technolog y i s tha t categor y

o r desig no f pump s o r pum p seal s wit hemissio nperformanc e whic hwhe ncombine dwit happropriat e process , operating , an

dmaintenanc e practice s will , resul t inles s tha n1 0 percen t leakin g pump s fo r specifi c application s i nth e proces s uni t o r facilityplan t !§§§§ . Superio r emissio nperformanc e technolog y include s materia l o r design change s t o th e existin g pump , pum pseal , sea l suppor t system , installatio no f multipl e mechanica l seal s o r equivalent , o r pum preplacement . (i ) Pump s o r pum

pseal s shal l b e replace da t th e rat e o f 2 0 percen t pe r |ff|f|Thc numbe r o f pump s o r pum pseal s t o bo replace dannuall y shal l bo calculate dbase do

nth e tota l numbe r o f pump s inVHA P servic e tha t ar e in ligh t liqui dservice . Th e calculate dvalu e shal l b e rounde dt o th e neares t

nonzer o intege r value . Th e minimum numbe r o f pump s o r pum pseal s shal l be

one . Pumpreplacemen t shal l continu e unti l al l pump s subjec t t o th e requirement s o f §XX.X2- 2 ar e pump s determine dt o b e superio r performafl j technology .



### 5 6Draf t 10/31/9 0 (ii ) Th e owne r o r operato r ma y dela y replacemen t o f pum

pseal s o r pump s wit hsuperio r "technology unti l th e nex t planne dproces s uni t shutdow no f th e proces s uni t provide dth e numbe r o f pum pseal s an

dpump s replace di s equivalen t t o th e 2 0 percen t o r greate r annua l replacemen t rate . (iii ) Th e pump s shal l b e maintaine da s specifie dinth e qualit y

assuranc e program . §XX.X4- 1 Alternativ e mean s o f emissio nlimitation : General . (a ) Permissio nt o us e a nalternativ e mean s o f emissio nlimitatio nunde r sectio n112(e)(3 ) o f th e Clea nAi r Ac t shal l b e governe db y th e followin g procedures : (b ) Wher e th e standar di s a nequipment , design , o r operationa l requirement : (1 ) Eac howne r o r operato r applying fo r permissio nshal l b e responsibl e fo r collectin g an

dverifyin g emissio nperformanc e tes t dat a fo r a nalternativ e

mean s o f emissio nlimitation . (2 ) Th e Administrato r wil l compar e tes t dat a fo r th e mean s o f emissio n limitatio nt o tes t dat a fo r th e equipment , design , an doperationa l requirements . (3 ) Th e Administrato r ma y conditio nth e permissio no nrequirement s tha t

ma y b e necessar y

t o assur e operatio nan dmaintenanc e t o achiev e th e same emissio nreductio na s th e equipment , design , an doperationa l requirements . (c ) Wher e th e standar di s a wor k practice : (1 ) Eac howne r o r operato r applying fo r permissio nshal l b e responsibl e fo r collectin g andverifyin g tes t dat a fo r analternativ e mean s o f emissio n limitation .

5 7P.6 5

Draf t 10/31/9 0 (2 ) Fo r eac hsourc e fo r whic hpermissio ni s requested , th e emissio n reductio nachieve db y th e require dwor k practice s shal l b e demonstrate dfo r a minimum perio do f 1 2 months . (3 ) Fo r eac hsourc e fo r whic hpermissio ni s requested , th e emissio n reductio nachieve db y th e alternativ e mean s o f emissio nlimitatio nshal l be demonstrated . (4 ) Eac howne r o r operato r applyin g fo r permissio nshal l commit , i n writing , fo r eac hsourc e t o wor k practice s tha t provid e fo r emissio n reduction s equa l t o o r greate r tha nth e emissio nreduction s achieve db y th e require dwor k practices . (5 ) Th e Administrato r wil l compar e th e demonstrate demissio nreductio n fo r th e alternativ e mean s o f emissio nlimitatio nt o th e demonstrate demissio n reductio nfo r th e require dwor k practice s an dwil l conside r th e commitmen t i n paragrap h(c)(4) . (6 ) Th e Administrato r ma y conditio nth e permissio nonrequirement s tha t

ma y be necessar y

t o assur e operatio nan dmaintenanc e t o achiev e th e same o r greate r emissio nreductio na s th e require dwor k practice s o f thi s subpart . (d ) A nowne r o r operato r ma y offe r a uniqu e approac ht o demonstrat e th e alternativ e mean s o f emissio nlimitation . (e)(1 ) Manufacturer s o f equipmen t use dt o contro l equipmen t leak s o f a VHA P ma y appl y t o th e Administrato r fo r permissio nfo r a nalternativ e mean s o f emissio nlimitatio ntha t achieve s a reductio ni nemission s o f th e VHA P achieve db

y th e equipment , design , an doperationa l requirement s o f thi s subpart .



### 5 8P.6 6

Draf t 10/31/9 0 (2 ) Th e Administrato r wil l gran t permissio naccordin g t o th e provision s

o f paragraph s (b) , (c) , an d(d) . §XX.X4- 2 Alternativ e mean s o f emissio nlimitation : Batc hprocesses . (a ) A s a nalternativ e t o complyin g wit hth e requirement s o f §§XX.X2- 2 throug hXX.X2-10 , XX.X2-12 , XX.X2-13 , XX.X3-1 , an d§XX.X3-2 , a

nowne r o r operato r o f a batc hproces s tha t operate s inVHA P servic e durin g th e calenda r yea r ma y compl y wit hon e o f th e standard s specifie dinparagraph s (b ) an d(c )

o f thi s section , o r th e owne r o r operato r ma y petitio nfo r approva l o f a n alternativ e standar dunde r th e provision s o f §XX.X4-1 . Th e alternativ e standard s o f thi s sectio nprovid e th e option s o f pressur e testin g o r monitorin g th e equipmen t fo r leaks . (b ) Th e followin g requirement s shal l b e me t i f a nowne r o r operato r elect s t o us e pressur e testin g o f batc hproduct-proces s equipmen t t o demonstrat e complianc e wit hthi s subpart . A nowne r o r operato r wh o complie s wit hth e provision s o f thi s paragrap hi s exemp t fro m th e monitorin g provision s

o f §XX.X2-2 , §XX.X2-7 , §XX.X2-8 , XX.X2-10 , §XX.X2-12 , §XX.X2-13 , §XX.X3-1 , an d §XX.X3- 2 o f thi s subpart . (1 ) Eac htime equipmen t i s reconfigure dfo r productio no f a produc t o r intermediate , th e batc hproduct-proces s equipmen t trai nshal l b e pressur e teste dfo r leak s befor e VHA P i s firs t fe dt o th e equipmen t an dth e equipmen t i s place di nVHA P service . Whe nth e sea l i s broke nbetwee ntwo item s o f equipmen t o r whe nequipmen t i s change di na sectio no f th e batc hproduct proces s equipmen t train , pressur e testin g i s require donl y fo r th e new

o r disturbe dequipment . Eac hbatc hproduc t proces s tha t operate s i nVHA P servic e



### 5 9P.6 7

Draf t 10/31/9 0 durin g a calenda r yea r shal l b e pressur e teste da t leas t onc e durin g tha t calenda r year . (2 ) Th e batc hproduc t proces s equipmen t shal l be teste dwit ha ga s usin g th e procedure s specifie di n§XX.X5(f ) o r wit ha liqui dusin g th e procedure s specifie di

n§XX.X5(g) . (3)(i ) Fo r pressur e test s usin g a gas , a lea k i s detecte di f th e rat e o f chang e inpressur e i s greate r tha n1 psi g in1 hou r o r i f ther e i s visible , audible , o r olfactor y evidenc e o f flui dloss . (ii ) Fo r pressur e test s usin g a liquid , a lea k i s detecte di f ther e ar e indication s o f liquid s drippin g o r i f ther e i s othe r evidenc e o f flui dloss . (4)(i ) I f a lea k i s detected , i t shal l be repaire dan dth e batc h product-proces s equipmen t shal l b e reteste dbefor e VHA P i s fe dt o th e equipment . (ii ) I f a batc hproduct-proces s tha t fail s th e retes t o r th e secon do f
two consecutiv e pressur e tests , i t shal l b e repaire da s soo na s practicable , bu t no t late r tha n3 0 calenda r day s afte r th e equipmen t i s place di nVHA P service , provide dth e condition s specifie dinparagrap h(d ) o f thi s sectio n

ar e met . (c ) Th e followin g requirement s shal l b e me t i f a nowne r o r operato r elect s t o monito r th e equipmen t t o detec t leak s b y th e metho dspecifie din §XX.X5(b ) t o demonstrat e complianc e wit hthi s subpart . (1 ) Th e owne r o r operato r shal l compl y wit hth e requirement s o f §§XX.X2 - 2 t o XX.X2-9 , §§XX.X2-1 1 t o XX.X2-13 , XX.X3- 1 an d§XX.X3-2 . (2 ) Th e equipmen t shal l b e monitore dfo r leak s b y th e metho dspecifie d in§XX.X5(b ) whe nth e equipment'i s inVHA P service , i nus e wit ha

nacceptabl e

6 0Draf t 10/31/9 0

surrogat e volatil e organi c compoun dwhic hi s no t a VHA P o r i s i nus e wit han

y othe r detectabl e ga s o r vapor . (3 ) Th e equipmen t shal l be monitore dfo r leak s a s specifie dbelow : (i ) Eac htim e th e equipmen t i s reconfigure dfo r th e productio no f a product , th e reconfigure dequipmen t shal l b e monitore dfo r leak s withi n3 0 day s o f bein g returne dt o VHA P service . Thi s initia l monitorin g o f reconfigure dequipmen t shal l no t be include di ndeterminin g percen t leakin g equipment . (ii ) Connector s shal l b e monitore di naccordanc e wit hth e requirement s i n§XX.X2-13 . (iii ) Equipmen t othe r tha nconnector s shal l b e monitore da t th e frequencie s specifie dinth e tabl e below b y th e proportio no f th e yea r th e batc hproduct-proces s equipmen t trai ni s operatin g wit hprocesse s tha t us e VHA P an dth e monitorin g frequenc y fo r continuou s processes . Equivalen t Continuou s Batc hproces s Proces s Monitorin g Frequenc y time inus e Monthl y Quarterl y

Semiannuall y 0 t o <25 % Quarterl y Annuall y

Annuall y 2 5 t o <50 % Quarterl y Semiannuall y

Annuall y 5 0 t o <75 % Bimonthl y Thre e time s Semiannuall y 7 5 t o 100 % Monthl y Quarterl y

Semiannuall y (iv ) Valve s ma y

b e monitore donc e pe r yea r an dpump s an

dagitator s ma y be monitore donc e pe r quarte r i f th e time eac hindividua l ite m o f equipmen t i s i nVHA P servic e i s les s tha n2190 hour s ina calenda r year .



### 6 1P.6 9

Draf t 10/31/9 0 (v ) Th e monitorin g frequencie s specifie d i n paragrap h (c)(3)(iii ) o f thi s sectio n ar e no t requirement s fo r monitorin g a t specifi c interval s an d ca n b e adjuste d t o accomodat e proces s operations

. A n owne r o r operato r ma y monito r anytim e durin g th e specifie d monitorin g perio d (e.g. , month , quarter , year) , provide d th e monitorin g i s conducte d a t a reasonabl e interva l afte r completio n o f th e las t monitorin g campaign

. Fo r example , i f th e equipmen t i s

no t operatin g durin g th e schedule d monitorin g period , th e monitorin g ca n b e don e durin g th e nex t perio d whe n th e proces s i s operating

. (4 ) I f a lea k i s detected , i t shal l b e repaire d a s soo n a s practicabl e bu t no t late r tha n 1 5 calenda r day s afte r i t i s detected , excep t a s provide d i n paragrap h (d ) o f thi s section

. (d ) Dela yo f repai r o f equipmen t fo r whic h leak s hav e bee n detecte d i s allowe d i f th e replacemen t equipmen t i s no t availabl e providin g th e followin g condition s ar e met : (1 ) Equipmen t supplie s hav e bee n deplete d and supplie s ha d bee n sufficientl ystocke d befor e th e supplie s wer e depleted

. (2 ) Th e repai r i s mad e n o late r tha n 1 0 calenda r day s afte r deliver yo f th e replacemen t equipment

. §XX.X4- 3 Alternativ e mean s o f emissio nlimitation : Enclosed-vente d proces s units

. Proces s unit s enclose d i n suc h a manne r tha t al l emission s fro m equipmen t leak s ar e vente d throug h a close d ven t syste mt o a contro l devic e meetin g th e requirement s o f §XX.X2-1 1 ar e exemp t fro mth e monitorin g requirement s o f §§XX.X2-2 , XX.X2-7 , XX.X2-8 , XX.X2-12 , and XX.X2-13

. Th e enclosur e shal l b e maintaine d unde r a negativ e pressur e a t al l time s whil e th e

6 2P.7 0

Draf t 10/31/9 0
proces s uni t i s i n operatio n t o ensur e tha t al l emission s ar e route d t o a contro l device

. §XX.X 5 Tes t method s an d procedures . (a ) Eac h owne r o r operato r subjec t t o th e provision s o f thi s subpar t shal l compl ywit h th e tes t method s an d procedure s requirement s provide d i n thi s section

. (b ) Monitoring , a s require d i n §XX.X2 , §XX.X3 , an d §XX.X4 , shal l compl y wit h th e followin g requirements : (1 ) Monitorin g shal l compl ywit h Referenc e Metho d 21

. (2 ) Th e detectio n instrumen t shal l mee t th e performanc e criteri a o f Referenc e Metho d 21

. (3 ) Th e instrumen t shal l b e calibrate d befor e us e o n eac h da yo f it s us e b yth e procedure s specifie d i n Referenc e Metho d 21

. (4 ) Calibratio n gase s shal l be : (i ) Zer o ai r (les s tha n 0. 2 pp m o f hydrocarbo n i n air) ; and (ii)(A ) Fo r Phas e I , a mixtur e o f methan e and-i n ai r a t a concentratio n

o f approximately , bu t les s tha n 10,00 0 ppm . (B ) Fo r Phas e II , a mixtur e o f methan e and ai r a t a concentratio n o f approximately , bu t les s tha n 10,00 0 pp m fo r agitators , 5,00 0 pp mfo r pumps ,
and 50 0 pp mfo r al l othe r equipment , excep t a s provide d i n subparagrap h (b)(4)(iii ) o f thi s paragraph

. - (C ) Fo r Phas e III , a mixtur e o f methan e and ai r a t a concentratio n o f approximately , bu t les s than , 10,00 0 pp mmethan e fo r agitators , 2,00 0 ppmfo r pump s i n food/medica l service , 5,00 0 pp mfo r pump s i n polymerizin g monome r



### 6 3P.7 1

Draf t 10/31/9 0 service , 1,00 0 pp

m fo r al l othe r pumps , an d50 0 pp

m fo r al l othe r equipment , excep t a s provide di nsubparagrap h(b)(4)(iii ) o f thi s paragraph . (iii ) Th e instrumen t ma y be calibrate da t a highe r methan e concentratio n

u pt o 2,00 0 pp

m tha nth e lea k definitio nconcentratio nfo r a specifi c piec e o f equipmen t fo r monitorin g tha t piec e o f equipment . Th e instrumen t ma y no t b e calibrate da t a lowe r methan e concentratio ntha nth e lea k definitio n concentratio nfo r a specifi c piec e o f equipment . (5 ) Th e instrumen t prob e shal l b e traverse daroun dal l potentia l lea k interface s a s clos e t o th e interfac e a s possibl e a s describe dinReferenc e Metho d21 . (6 ) Th e instrumen t respons e factor s shal l be considere dinth e followin g

manner : (i ) Th e respons e factor s use dshal l b e th e instrumen t respons e facto r determine dfo r th e individua l VHA P a t 50 0 ppm . Th e respons e factor s ma y be obtaine dfro

m th e availabl e literature , th e instrumen t manufacturer , o r determine dfo r th e specifi c instrumen t an dVHAP . (ii ) Chemica l compositio no f individua l proces s stream s ma y b e determine dby

sampling * engineerin g calculations , o r proces s knowledge * A separat e determinatio nfo r eac hstrea m 1 s no t necessar y

i f al l o r portion s <§ | th e proces s uni t ca nb e shownt o exhibi t simila r composition . Th e basi s fo | al l proces s strea m

compositio ndetermination s shal l b e documente da s requirf ! in$XX_X6(b)(ll) , (44iii ) I f th e respons e factor s a t 50 0 pp m fo r th e VHAP s tha t accoun t Illp O percen t b

y weigh t o r mor e b

y weigh t o f th e individua l VHA P proces s



### 6 4Draf t 10/31/9 0

strea m ar e al l les s tha n3 , th e instrumen t reading s ma y b e use dwithou t adjustmen t fo r respons e factors . (444iv ) I f any

o f th e respons e factor s a t 50 0 pp m fo r th e VHAP s tha t

accoun t fo r 9 0 percen t b y weigh t o r mor e b

y weigh t o f th e individua l VHA P proces s strea m

i s -ape- 3 o r greater , the na weighte daverag e respons e facto r fo r th e VHA P inth e proces s strea m shal l be calculate dusin g th e procedure s specifie dinparagrap h(b)(6)(4v ) o f thi s section . I f th e proces s stream weighte daverag e respons e facto r i s les s tha n3 , th e instrumen t reading s may be use dwithou t adjustmen t fo r respons e factors . I f th e proces s strea m weighte daverag e respons e facto r i s greate r tha n3 , th e instrumen t reading s shal l be adjuste dfo r respons e factor s a s indicate dbelow : (A ) Correc t th e instrumen t reading s b y multiplyin g b

y th e respons e factor . (B ) Selec t anothe r instrument , determin e o r obtai ninstrumen t respons e factor s fo r th e VHA P inquestion , an devaluat e th e nee dfo r adjustmen t a s specifie di nparagraph s (b)(6)(ii| ) an d(b)(6)(44i| ) o f thi s section . (C ) Calibrat e th e instrumen t wit ha differen t referenc e compoun do r mixtur e (i.e. , on e o f th e VHAP, a VO C othe r tha nmethane , o r th e proces s strea m mixture ) s o tha t th e instrumen t ha s a respons e facto r fo r 9 0 percen t o f th e VHA P o r fo r th e proces s strea m les s tha n3 . (4v ) Th e proces s strea m averag e respons e facto r shal l be calculate da s follows : t (%<?, ) (RF C1)

RF avg- _i- l 

### E (%Ci )

i= l Where :

6 5P.7 3

Draf t 10/31/9 0
RF av g = Weighte daverag e respons e factor . %C t - = Mola r fraction , o r volume percen t i f ingaseou s form , o f organi c compoun di inth e proces s stream .

RF c i = Respons e facto r o f th e instrumen t fo r organi c compoun di a t 50 0 ppm . (c ) Whe nequipmen t i s teste dfo r complianc e a s require din§XX.X2-3(i) , §XX.X2-4 , an

d§XX.X2-ll(f) , th e tes t shal l compl y wit hth e followin g requirements : (1 ) Th e requirement s o f paragraph s (b)(1 ) throug h(4 ) shal l apply . (2 ) Th e backgroun dleve l shal l b e determined , a s se t fort hinReferenc e Metho d21 . (3 ) Th e instrumen t prob e shal l b e traverse daroundal l potentia l lea k interface s a s clos e t o th e interfac e a s possibl e a s describe dinReferenc e Metho d21 . (4 ) Th e arithmeti c differenc e betwee nth e maximu m concentratio n indicate db

y th e instrumen t an

dth e backgroun dleve l i s compare dwit h50 0 pp m fo r determinin g compliance . (d)(1 ) Eac hpiec e o f equipmen t withi na proces s uni t tha t ca nreasonabl y b e expecte dt o contai nequipmen t inVHA P servic e i s presume dt o b e inVHA P servic e unles s a

nowne r o r operato r demonstrate s tha t th e piec e o f equipmen t i s no t inVHA P service . Fo r a piec e o f equipmen t t o b e considere dno t inVHA P service , i t mus t b e determine dtha t th e percen t VHA P conten t ca nb e reasonabl y expecte dno t t o excee d5 percen t b y weigh t durin g th e calenda r year. ' Fo r purpose s o f determinin g th e percen t VHA P conten t o f th e proces s flui dtha t i s containe dino r contact s equipment , Metho d1 8 shal l b e used .

6 6P.7 4

Draf t 10/31/9 0 (2)(i ) A nowne r o r operato r ma y us e goo dengineerin g judgmen t rathe r tha nth e procedure s i nparagrap h(1 ) t o determin e tha t th e percen t VHA P conten t doe s no t excee d5 percen t b y weight . Whe na

nowne r o r operato r an d th e Administrato r d o no t agre e o nwhethe r a piec e o f equipmen t i s no t i nVHA P service , however , th e procedure s i nparagrap h(d)(1 ) o f thi s sectio nshal l be

use dt o resolv e th e disagreement . (ii ) Conversely , th e owne r o r operato r ma y determin e tha t th e VHA P conten t o f th e proces s flui ddoe s no t excee d5 percen t b y weigh t by , fo r example , accountin g fo r 9 8 percen t o f th e conten t an dshowin g tha t VHA P i s les s tha n3 percent . (3 ) I f a nowne r o r operato r determine s tha t a piec e o f equipmen t i s i n VHA P service , th e determinatio nca nb e revise dafte r followin g th e procedure s inparagrap h(d)(1 ) o f thi s section , o r b y documentin g tha t a chang e inth e proces s o r raw

material s n o longe r cause s th e equipmen t t o be inVHA P service . (4 ) Sample s use dindeterminin g th e percen t VHA P conten t shal l b e representativ e o f th e proces s flui dtha t i s containe di no r contact s th e equipment . (e ) Referenc e method s use di ndeterminin g complianc e wit hflare s ar e thos e require din§60.18 . (f ) Th e followin g procedure s shal l be use dt o pressur e tes t batc h product-proces s equipmen t usin g a ga s (e.g. , ai r o r nitrogen ) t o demonstrat e complianc e wit hth e requirement s o f §XX.X4-2(b)(3)(i) . (1 ) Th e batc hproduct-proces s equipmen t trai nshal l b e pressurize dwit h

a ga s t o th e operatin g pressur e o f th e equipment . Th e equipmen t shal l no t be



### 6 7P.7 5

Draf t 10/31/9 0 teste da t a pressur e greate r tha nth e pressur e settin g o f th e lowes t relie f valv e setting . (2 ) Onc e th e tes t pressur e i s obtained , th e ga s sourc e shal l b e shu t off . (3 ) Th e tes t shal l continu e fo r no t les s tha n1 5 minute s unles s i t ca n be determine di n a shorte r perio do f time tha t th e allowabl e rat e o f pressur e dro pwa s exceeded . Th e pressur e i n th e batc hproduct-proces s equipmen t shal l b e measure dafte r th e ga s sourc e i s shu t of f an d at 1 th e en

d o f th e tes t period . Th e rat e o f chang e in pressur e i n th e batc hproduct-proces s equipmen t shal l b e calculate dusin g th e followin g equation :



### t (tj-t p
P 

### where A

—= change in pressure, psig/hr

P f = fina l pressure , psi g P j = initia l pressure , psi g t f - t, - = elapse dtime , hour s (4 ) Th e pressur e shal l b e measure dusin g a pressur e measuremen t devic e (gauge , manometer , o r equivalent ) whic hha s a precisio no f ±2. 5 m m H g in th e rang e o f tes t pressur e an d i s capabl e o f measurin g pressure s up t o th e relie f

se t pressur e o f th e pressur e relie f device . (g ) Th e followin g procedure s shal l b e use dt o pressur e tes t batc h product-proces s equipmen t usin g a liqui dt o demonstrat e complianc e wit hth e requirement s o f §XX.X4-2(b)(3)(ii) .



### 68Draf t 10/31/9 0 (1 ) Th e batc h product-proces s equipmen t train , o r sectio n o f th e train , shal l b e fille d wit h th e tes t liqui d (e.g. , water , alcohol)

. Onc e th e equipmen t i s filled , th e liqui d sourc e shal l b e shu t off

. (2 ) Th e tes t shal l b e conducte d fo r a perio d o f a t leas t 6 0 minutes , unles s i t ca n b e determine d i n a shorte r perio d o f tim e tha t th e tes t i s a failure

. (3 ) Eac h sea l i n th e equipmen t bein g teste d shal l b e inspecte d fo r indication s o f liqui d drippin g o r othe r indication s o f flui d loss

. I f ther e

ar e anyindication s o f liquid s drippin g o r o f flui d loss , a lea k i s detected

. (Sec

. 11 4 o f th e Clea n Ai r Ac t a s amende d (4 2 U.S.C
. 7414). ) §XX.X 6 Recordkeepin g requirements . (a ) An owne r o r operato r o f mor e tha n on e proces s uni t subjec t t o th e provision s o f thi s subpar t ma ycompl ywit h th e recordkeeping.requirement s fo r thes e proces s unit s i n on e recordkeepin g syste mi f th e syste midentifie s eac h

recor d b yproces s uni t and th e progra mbein g implemente d (e.g. , quarterl y monitoring , qualit yimprovement ) fo r eac h typ e o f equipment

. Al l record s and informatio n require d b ythi s sectio n shal l b e maintaine d i n a manne r tha t ca n b e readil yaccesse d a t th e plan t site

. Thi s coul d includ e physicall ylocatin g th e record s a t th e plan t sit e o r accessin g th e record s fro ma centra l locatio n b ycompute r a t th e plan t site

. (b ) Excep t a s provide d i n paragraph s (f ) and (g ) o f thi s section , th e followin g informatio n pertainin g t o al l equipmen t i n eac h proces s uni t subjec t t o th e requirement s i n §XX.X2- 1 t o §XX.X2-1 3 shal l b e recorded : (l)(i ) Alis t o f identificatio n number s fo r equipmen t (excep t connector s exemp t fro m

monitorin g and recordkeepin g identifie d i n §XX.X2-1 3 and

6 9Draf t 10/31/9 0

instrumentatio nsystems ) subjec t t o th e requirement s o f thi s subpar t an da sit e layou t showin g th e relativ e locatio no f th e equipmen t inth e proces s unit . Connector s nee dno t b e individuall y identifie di f al l connector s i na designate dare a o r lengt ho f pip e subject t o th e provision s o f thi s subpart

ar e identifie da s a group * an dth e numbe r o f connector s subjec t i s indicated . (ii ) A tabl e listin g th e monitorin g frequenc y an dothe r provision s o f thi s subpar t tha t ar e bein g implemente dfo r eac hite m o f equipment . (iii ) Physica l taggin g o f th e equipmen t t o indicat e tha t i t i s i nVHA P servic e i s no t required . Equipmen t subjec t t o th e provision s o f thi s subpar t

ma y b e identifie dona plan t sit e plan , inlo g entries , o r b y othe r appropriat e methods . (2)(i ) A lis t o f identificatio nnumber s fo r compressor s tha t th e owne r

o r operato r elect s t o designat e a s operatin g wit ha ninstrumen t readin g o f les s tha n50 0 pp

m abov e background , unde r th e provision s o f XX.X2-3(i) . (ii ) Th e designatio no f thi s equipmen t a s subjec t t o th e requirement s o f §XX.X2-3(i ) shal l b e signe db y th e owne r o r operator . (3 ) A lis t o f equipmen t identificatio nnumber s fo r pressur e relie f device s require dt o compl y wit h§XX.X2-4(a) . (4)(i ) Th e date s an

dresult s o f eac hcomplianc e tes t require din§XX.X2 - 3(i ) an dXX.X2-4 . (ii ) Th e backgroun dleve l measure ddurin g eac hcomplianc e test . (iii ) Th e maximum

instrumen t readin g measure da t eac hpiec e o f equipmen t durin g eac hcomplianc e test . (5 ) A lis t o f identificatio nnumber s fo r equipmen t in . vacuu m service .



### 7 0Draf t 10/31/9 0 (6 ) Instrumentatio nsystem identification . Individua l component s i nthe instrumentatio nsystem nee dno t be identified . (7 ) A lis t o f identificatio nnumber s fo r equipmen t inVHA P servic e les s tha n30 0 hour s pe r yea r withi na proces s uni t subjec t t o th e provision s o f thi s subpar t unde r §XX.X0 . (8)(i ) Aldentification , eithe r by list , locatio n(are a o r grouping) , o r taggin g o f connector s disturbe dsinc e th e las t monitorin g perio drequire din §XX.2-13(b) , a s describe din§XX.X2-13(c) . (ii ) Th e dat e an

dresult s o f followu pmonitorin g a s require di n§XX.X2 - 13(c) . I f identificatio no f disturbe dconnector s i s mad e b y location * the n al l connector s withi nth e designate dlocatio nshal l b e monitored . (9 ) A lis t o f reconfigure dequipmen t inbatc hproduc t proces s unit s sinc e th e las t monitorin g perio drequire din§XX4«2(c)(3)(ii ) - (iv) , a s describe din§XX.X4-2(c)(3)(i) . (10 ) A lis t o f valve s remove dfro m an dadde dt o th e proces s unit , a s considere din§XX.X2-7(e)(l) , an da lis t o f connector s remove dfro m an dadde d
t o th e proces s unit , a s considere din§XX.X2-13(i)(l) . Thi s i s no t require d unles s th e ne t credit s fo r remove dvalve s an dconnector s ar e expecte dt o b e used . (11 ) Documentatio no f proces s stream compositio na s require di n §XX.X5(b)(6)(ii) . (12 ) Identificatio no f screwe dconnector s subjec t t o th e requirement s o f §XX.X2-13(c)(2) . Identificatio nca nb e b y are a o r groupin g a s lon g a s th e tota l numbe r withi neac hgrou po r are a i s recorded .



### 7 1

.P.7 9

Draf t 10/31/9 0 (13 ) Identificatio nO f welde dconnector s monitore da s require di n ||||X2-13(b)(4) > th e dat e th e connecto r wa s welded , th e dat e o f monitoring . (c ) Whe neac hlea k i s detecte da s specifie din§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , §XX.X2-8 , §XX.X2-11 , §XX.X2-12 , an d§XX.X2-13 , th e followin g requirement s apply : (1 ) A weatherproo f an

dreadil y

visibl e identification , marke dwit hth e equipmen t identificatio nnumber , shal l b e attache dt o th e leakin g equipment . (2 ) Th e identificatio nona valv e o r connecto r ma y b e remove dafte r i t ha s bee nmonitore da s specifie din§XX.X2-7(f)(3 ) §XX.X2-13(e) , an d§XX.X3 - l(e)(7)(i)(D) , an

dno lea k ha s bee ndetecte ddurin g th e followu pmonitoring . (3 ) Th e identificatio no nequipment , excep t ona valv e o r connector , ma y be remove dafte r i t ha s bee nrepaired . (d ) Whe neac hlea k i s detecte da s specifie din§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , §XX.X2-8 , §XX.X2-11 , §XX.X2-12 , an d§XX.X2-13 , th e followin g informatio nshal l b e recorde dan dkep t fo r 2 years : (1 ) Th e instrumen t an doperato r identificatio nnumber s andth e equipmen t identificatio nnumber . (2 ) Th e dat e th e lea k wa s detecte dan dth e date s o f eac hattemp t t o repai r th e leak . (3 ) Repai r method s applie dineac hattemp t t o repai r th e leak . (4 ) Maximu

m instrumen t readin g measure db y th e metho dspecifie din §XX.X5(b ) afte r i t i s sucessfull y repaire do r determine dt o b e nonrepairable . (5 ) "Repai r delayed " an dth e reaso nfo r th e dela y i f a lea k i s no t repaire dwithi n1 5 calenda r day s afte r discover y o f th e leak . I f delay.o f repai r wa s caus e b

y depletion.o f stocke dparts , ther e mus t b e documentatio n

7 2P.8 0

Draf t 10/31/9 0 tha t th e spar e part s wer e sufficientl y stocke dbefor e depletio nan dth e reaso n fo r depletion . (6 ) Th e signatur e o f th e owne r o r operato r (o r designate ) whos e decisio n i t wa s tha t repai r coul dno t be effecte dwithou t a proces s uni t shutdown . (7 ) Th e expecte ddat e o f successfu l repai r o f th e lea k i f a lea k i s no t repaire dwithi n1 5 calenda r days . (8 ) Date s o f proces s uni t shutdown s tha t occu r whil e th e equipmen t i s unrepaired . (9 ) Th e dat e o f successfu l repai r o f th e leak . (e ) Th e followin g informatio nshal l be recorde dfo r eac hproces s uni t subjec t t o th e requirement s o f §XX.X2- 2 t o §XX.X2-13 : (1 ) A schedul e o f monitorin g fo r valve s an dfo r connectors . (2 ) Th e numbe r o f leakin g pumps , th e tota l numbe r o f pumps , an dth e percen t leakin g pump s durin g eac hmonitorin g period . (3 ) Th e numbe r o f leakin g valves , th e tota l numbe r o f valves , al l ne t credit s fo r remove dvalves , th e numbe r o f nonrepairabl e valves , an dth e percen t leakin g valve s durin g eac hmonitorin g period . (4 ) Th e numbe r o f leakin g connectors , th e tota l numbe r o f monitore d
connectors , al l credit s fo r remove dconnectors , th e numbe r o f nonrepairabl e connectors , an

dth e percen t leakin g connector s durin g eac hmonitorin g period . Th e numbe r o f leakin g screwe dconnectors , th e tota l numbe r o f monitore d

screwe dconnectors , andth e percen t leakin g screwe dconnector s durin g eac h monitorin g period . (5)(i } Th e date s an

dduration s o f startup s an dshutdown s o f a proces s unit .


### 7 3P.8 1

Draf t 10/31/9 0 (ii ) Th e date s andduration s o f any unschedule dwor k practic e o r operationa l procedur e tha t stop s productio nfrom a proces s uni t o r par t o f a proces s uni t tha t i s no t define da s a proces s uni t shutdown . I f th e duratio n exceed s 2 4 hours , th e calculation s use di ndeterminin g tha t emission s fro m clearin g proces s materia l fro m th e proces s uni t o r par t o f th e proces s uni t woul dexcee demission s from dela y o f repai r o f leakin g component s unti l th e

nex t schedule dshutdow nshal l b e recorded . Th e calculatio nshal l assum e tha t th e purge dmateria l i s collecte dan ddestroye do r recovere di na contro l devic e complyin g wit h§XX.X2-1| . (f ) Th e owne r o r operato r o f a batc hproduc t proce s wh o elect s t o pressur e tes t th e batc hproduc t proces s equipmen t trai nt o demonstrat e complianc e wit hthi s subpar t i s exemp t fro m th e requirement s o f paragraph s (*>) . (c) , (d) , (e) , (i) , an d(m ) o f thi s section . Instead , th e owne r o r operato r shal l maintai nrecord s o f th e followin g information : (1 ) A lis t o f identificatio nnumber s fo r eac hbatc hproduc t proces s equipmen t trai nuse dt o produc e product s durin g th e calenda r yea r an dth e are a

o f th e facilityplan t sit e wher e th e equipmen t trai ni s located . (2 ) Record s demonstratin g th e equipmen t i s inus e ina batc hproces s durin g th e calenda r year . Example s o f suitabl e documentatio nar e record s o f time i nus e fo r individua l piece s o f equipmen t o r averag e time inus e fo r th e proces s unit . (3 ) Physica l taggin g o f th e equipmen t t o identifi y tha t i t i s i

nVHA P servic e an

dsubjec t t o th e provision s o f thi s subpar t i s no t required . Equipmen t i

na batc hproduc t proces s subjec t t o th e provision s o f thi s subpar t



### 7 4Draf t 10/31/9 0

ma y be identifie do

na plan t sit e plan , inlo g entries , o r b y othe r appropriat e methods . (4 ) Th e date s o f eac hpressur e tes t require din§XX.X4-2(b) , th e tes t pressure , an

dth e pressur e dro pobserve ddurin g th e test . (5 ) Record s o f an

y visible , audible , o r olfactor y evidenc e o f flui d loss . (g ) Whe na batc hproduc t proces s equipmen t trai ndoe s no t pas s 2 consecutiv e pressur e tests , th e followin g informatio nshal l be recorde di na lo g an dkep t fo r 2 years : (1 ) Th e dat e o f eac hpressur e tes t an dth e dat e o f eac hlea k repai r attempt . (2 ) Repai r method s applie dineac hattemp t t o repai r th e leak . (3 ) Th e reaso nfo r th e dela y o f repair . (4 ) Th e expecte ddat e fo r deliver y o f th e replacemen t equipmen t an dth e actua l dat e o f deliver y o f th e replacemen t equipment . (5 ) Th e dat e o f successfu l repair . (h ) Th e followin g informatio npertainin g t o th e desig nrequirement s fo r closed-ven t system s an dcontro l device s describedi n§XX.X2-1 1 shal l be recorded : (1 ) Detaile dschematics , desig nspecifications , an dpipin g an

d instrumentatio ndiagrams . (2 ) Th e date s an

ddescription s o f an y change s i nth e desig n specifications . (3 ) A descriptio no f th e paramete r o r parameter s monitored , a s require d i n§XX.X2-ll(e) , t o ensur e tha t contro l device s ar e operate dan dmaintaine di

n



### 7 5Draf t 10/31/9 0

conformanc e wit hthei r desig nan da nexplanatio no f wh

y tha t paramete r (or parameters ) wa s selecte dfo r th e monitoring . (4 ) Date s an

dduration s whe nth e closed-ven t system s an dcontro l device s require di

n§XX.X2-2 , §XX.X2-3 , §XX.X2-4 , §XX.X2-5 , an d§XX.X2- 9 ar e no t operate da s designe da s indicate db y th e monitore dparameters , includin g period s whe na flar e pilo t ligh t syste m doe s no t hav e a flame . (5 ) Date s an

dduration s durin g whic hth e monitorin g system o r monitorin g devic e i s inoperative . (6 ) Date s an

dduration s o f startup s andshutdown s o f th e closed-ven t system s an

dcontro l device s require din§XX.X2-2 , §XX.X2-3 , §XX.X2-4 , §XX.X2-5 , an

d§XX.X2-9 . (i ) Th e followin g informatio npertainin g t o al l valve s subjec t t o th e requirement s o f §XX.X2-7(h ) an d(i ) an

dal l connector s subjec t t o th e requirement s o f §XX.X2-13(f) , (g) , an d(h ) shal l be recorded : (1 ) A lis t o f identificatio nnumber s fo r valve s an dconnector s tha t ar e designate da s unsafe-to-monitor , a nexplanatio nfo r eac hvalv e an dconnecto r statin g why

th e valv e o r connecto r i s unsafe-to-monitor , an dth e pla nfo r monitorin g eac hvalv e an dconnector . (2 ) A lis t o f identificatio nnumber s fo r valve s tha t ar e designate d a s difficult-to-monitor , a nexplanatio nfo r eac hvalv e statin g why th e valv e i s difficult-to-monitor , an d th e planne dschedul e fo r monitorin g eac hvalve . (3 ) A lis t o f identificatio nnumber s fo r connector s tha t ar e designate d

a s unsafe-to-repai r an da nexplanatio nfo r eac hconnecto r statin g why th e connecto r i s unsafe-to-repair . (j ) Th e followin g informatio nshal l b e recorded :

7 6Draf t 10/31/9 0 (1 ) Desig ncriterio nrequire di n§XX.X2-2(e)(5 ) an

d§XX.X2-3(e)(2 ) an

d

a nexplanatio no f th e desig ncriterion ; an d (2 ) Any change s t o thi s criterio nan dth e reason s fo r th e changes , (k ) Information , data , an danalysi s use dt o determin e tha t a piec e o f equipmen t o r proces s uni t i s inheav y liqui dservic e o r i s no t inVHA P servic e shal l be recorded . Suc ha determinatio nshal l includ e a nanalysi s o r demonstratio ntha t th e fee do r raw materials , products , by-products , co products , o r intermediate s d o no t includ e any chemica l liste din§XX.X8-1

_ Example s of

informatio ntha t coul ddocumen t thi s include , bu t ar e no t limite d
to , record s o f chemical s purchase dfo r th e process , analyse s o f proces s strea m composition , engineerin g calculations , o r proces s knowledge , (1 ) Th e dat e an

dduratio no f eac hproces s uni t startu pan dshutdow

n shal l be recorded . (m ) Eac howne r o r operato r o f a naffecte dproces s uni t subjec t t o th e requirement s o f §XX.X3- 1 an d§XX.X3- 2 shal l maintai nth e followin g record s fo r th e perio do f th e QI P fo r th e affecte dproces s unit : (1 ) Fo r owner s o r operator s wh o elec t t o us e a reasonabl e furthe r progres s QIP , a s specifie din§XX.X3-l(d) : (i ) Al l dat a require din§XX.X3-l(d)(2) . (ii ) Th e percen t leakin g valve s observe deac hquarter an dth e rollin g averag e percen t reductio nobserve dineac hquarter . (iii ) Th e beginnin g an dendin g date s whil e meetin g th e requirement s o f §XX.X3-l(d) . (2 ) Fo r owner s o r operator s wh o elec t t o us e a technolog y revie w an d improvemen t QIP , a s specifie di n§XX.X3-l(e) :

7 7Draf t 10/31/9 0 (i ) Al l dat a require din§XX.X3-l(e)(2) . (ii ) Th e percen t leakin g valve s observe deac hquarter . (iii ) Documentatio no f al l inspection s conducte dunde r th e requirement s

o f §XX.X3-l(e)(4 ) an dan y recommendation s fo r desig no r specificatio nchange s t o reduc e lea k frequency . (iv ) Th e beginnin g an dendin g date s whil e meetin g th e requirement s o f §XX.X3-l(e) . (3 ) Fo r owner s o r operator s subjec t t o th e requirement s o f §XX.X3-2 , pum pQIP : (i ) Al l dat a require din§XX.X3-2(d)(2) . (ii ) Th e rolling averag e percen t leakin g pumps . (iii ) Documentatio no f al l inspection s conducte dunde r th e requirement s

o f §XX.X3-2(d)(4 ) an dan y recommendation s fo r desig no r specificatio nchange s t o reduc e lea k frequency . (iv ) Th e beginnin g an dendin g date s whil e meetin g th e requirement s o f §XX.X3-2(d) . (4 ) I f a lea k i s no t repaire dwithi n1 5 calenda r day s afte r discover y o f th e leak , th e reaso nfo r th e dela y an dth e expecte ddat e o f successfu l repair . (5 ) Record s o f al l analyse s require din§XX.X3-l(e ) an d§XX.X3-2(d) . Th e record s wil l includ e th e following : (i ) A lis t identifyin g area s associate dwit hpoore r tha naverag e performanc e an

dth e associate dservic e characteristic s o f th e stream , th e operatin g condition s an dmaintenanc e practices . (ii ) Th e reason s fo r rejectin g specifi c candidat e superio r emissio n performin g valv e o r pum ptechnolog y

fro m performanc e trials .

7 8P.8 6

Draf t 10/31/9 0 (iii ) Th e lis t o f candidat e superio r emissio nperformin g valv e o r pum p technologies , an

ddocumentatio no f th e performanc e tria l program item s require dunde r §XX.X3-l(e)(6)(iii ) an d§XX.X3-2(d)(6)(iii) . (iv ) Th e beginnin g dat e an dduratio no f performanc e trial s o f eac h candidat e superio r emissio nperformin g technology . (6 ) Al l record s documentin g th e qualit y assuranc e program

fo r valve s o r pump s a s specifie din§XX.X3-l(e)(7 ) an d§XX.X3-2(d)(7) . (7 ) Record s indicatin g tha t al l valve s o r pump s replace do r modifie d durin g th e perio do f th e QI P i s incomplianc e wit hth e qualit y assuranc e requirement s in§XX.X3-l(e)(7 ) an d§XX.X3-2(d)(7) . (8 ) Record s documentin g complianc e wit hth e 2 0 percen t o r greate r annua l replacemen t rat e fo r pump s a s specifie din§XX.X3-2(d)(8) . (9 ) Informatio nan

ddat a t o sho

w th e corporatio nha s fewe r tha n10 0 employees , includin g employee s providin g professiona l an dtechnica l contracte d services . . (n ) Owner s an

doperator s choosin g t o compl y wit hth e requirements o f §XX.4-3 , shal l maintai nth e followin g records : (1 ) Identificatio no f th e proces s unit(s ) an dth e VHAP s the y

handle . (2 ) A schemati c o f th e proces s unit , enclosure , an dclose dven t system . (3 ) A descriptio no f th e system use dt o creat e a negativ e pressur e in th e enclosur e t o ensur e tha t al l emission s ar e route dt o th e contro l device . (o ) Th e provision s o f §61.14(f ) d o no t appl y t o proces s unit s subjec t t o thi s subpart . (Sec . 11 4 o f th e Clea nAi r Ac t a s amende d(4 2 U.S.C . 7414). )



### 7 9P.8 7

Draf t 10/31/9 0 (Approve db

y th e Offic e o f Managemen t an dBudge t unde r contro l numbe r

_ • ) §XX.X 7 Reportin g requirements . (a)(1 ) A nowne r o r operato r o f a proces s uni t subjec t t o th e provision s

o f thi s subpar t shal l submi t a statemen t inwritin g s o notifyin g th e Administrato r . (2 ) Inth e cas e o f anexistin g proces s uni t o r a ne w process.uni t whic h ha s a ninitia l startu pdat e precedin g th e effectiv e date , th e statemen t i s t o be submitte dwithi n9 0 calenda r day s o f th e applicabilit y date s specifie din §XX.X0(b) , unles s a waive r o f complianc e i s grante dunde r §61.11 , alon g wit h th e informatio nrequire dunde r §61.10 . I f a waive r o f complianc e i s granted , th e statemen t i s t o be submitte dona dat e schedule db y th e Administrator . (3 ) I nth e cas e o f new

proces s unit s whic hdi dno t hav e a ninitia l
startu pdat e precedin g th e effectiv e date , th e statemen t shal l b e submitte d wit hth e applicatio nfo r approva l o f construction , reconstruction , o r modificatio na s describe di n§61.07 . (4 ) Th e statemen t i s t o contai nth e followin g informatio nfo r eac h
proces s unit , excep t a s provide dinparagrap h(b)(5 ) o f thi s section : (i ) Proces s uni t identification . (ii ) Numbe r o f eac hequipmen t typ e (e.g. , valves , pumps ) excludin g equipmen t i

nvacuu m service , (iii ) Metho do f complianc e wit hth e standar d(fo r example , "monthl y lea k detectio nan

drepair " o r "equippe dwit hdua l mechanica l seals") . (iv ) Planne dschedul e fo r eac hphas e o f th e requirement s o f thi s subpart .
8 0Draf t 10/31/9 0 (5 ) Th e statemen t i s t o contai nth e followin g informatio nfo r eac h
proces s uni t subjec t t o th e requirement s in§XX.X4-2(b) : (i ) Batc hproduc t proces s equipmen t trai nidentification , an d (ii ) Planne dschedul e fo r pressur e testin g th e batc hproduc t proces s equipmen t train . (b ) Excep t a s provide di nparagrap h(c ) o f thi s section , a repor t shal l b e submitte dt o th e Administrato r semiannuall y startin g 6 month s afte r th e initia l repor t require di nparagraph(a ) o f thi s section , tha t include s th e followin g information , a s applicable : (1 ) Proces s uni t identification , frequenc y o f monitoring , an

dspecifi c provision s o f thi s subpar t bein g implemented . (2 ) Fo r eac hmonitorin g perio ddurin g th e semiannua l reportin g period , (i ) Th e numbe r o f valve s fo r whic hleak s wer e detecte da s describe di n §XX.X2-7(b) , th e percen t leakers , an dth e tota l numbe r o f valve s monitored ; (ii ) Th e numbe r o f valve s fo r whic hleak s wer e no t repaire da s require d i n§XX.X2-7(f) , identifyin g th e numbe r o f thos e tha t ar e determine d nonrepairable . (iii ) Th e numbe r o f pump s fo r whic hleak s wer e detecte da s describe din §XX.X2-2(b) , th e percen t leakers , an dth e tota l numbe r o f pump s monitored . (iv ) Th e numbe r o f pump s fo r whic hleak s wer e no t repaire da s require d i n§XX.X2-2(c) . (v ) Th e numbe r o f compressor s fo r whic hleak s wer e detecte da s describe d in§XX.X2-3(f) . (vi ) Th e numbe r o f compressor s fo r whic hleak s wer e no t repaire da s require di

n§XX.X2-3(g) .

8 1

### Draf t 10/31/9 0

(vii ) Th e numbe r o f connector s fo r whic hleak s wer e detecte da s describe di

n§XX.X2-13(a) , the percen t o f connector s leaking , an dth e tota l numbe r o f connector s monitored . (viii ) Th e numbe r o f screwe dconnector s fo r whic hleak s wer e detecte da s describe di n§XX.X2-t3(a) * th e percen t o f screwe dconnector s leaking , an dth e tota l numbe r o f screwe dconnector s monitored . (v444ix ) Th e numbe r o f connector s fo r whic hleak s wer e nonrepaire da s require di

n§XX.X2-13(d) , identifyin g th e numbe r o f thos e tha t ar e determine d nonrepairable . (x ) Th e numbe r of

screwe dconnector s fo r whic hleak s wer e no t repaire d

a s require di n§XX.X2-13(d) . (4**f|| ) Th e numbe r o f agitator s fo r whic hleak s wer e detecte da s describe din§XX.X2-12(b) . (*§§|) * Th e numbe r o f agitator s fo r whic hleak s wer e no t repaire da s require di

n§XX.X2-12(c) . (*i-xiii ) Th e fact s tha t explai nan y dela y o f repair s and , wher e appropriate , wh

y a proces s uni t shutdow nwa s technicall y

infeasible . (3 ) Date s an

dduration s o f proces s unit , contro l device , o r monitorin g devic e startup s o r shutdown s whic hoccurre dwithi nth e semiannua l reportin g period . (4 ) Revision s t o item s reporte daccordin g t o paragrap h(a ) i f change s hav e occurre dsinc e th e initia l repor t o r subsequen t revision s t o th e initia l report . Note : Complianc e wit hth e requirement s o f §61.10(c ) i s no t require dfo r revision s documente dunde r thi s paragraph .



### 8 2P.9 0

Draf t 10/31/9 0 (5 ) Th e result s o f al l performanc e test s t o determin e complianc e wit h §XX.X2-3(i) , §XX.X2-4(a) , an d§XX.X2-ll(f ) conducte dwithi nth e semiannua l reportin g period . (6 ) Th e initiatio no f a monthl y monitorin g progra m

unde r §XX.X2 - 7(d ) (l)(i) * o r a QI P unde r eithe r §XXX3- 1 o r §XX.X3-2 , whicheve r i s applicable . (7 ) Notificatio no f th e Administrato r o f a chang e i nconnecto r monitorin g alternative s a s describe di n§XX.X2-13(c)(l) . (c ) Fo r owner s o r operator s electin g t o mee t th e requirement s o f §XX.X4 - 2(b) , a repor t shal l be submitte dt o th e Administrato r semiannuall y startin g 6 month s afte r th e initia l repor t require di nparagrap h(a ) o f thi s section . Th e semiannua l repor t shal l includ e th e followin g information : (1 ) Batc hproduc t proces s equipmen t trai nidentification , (2 ) Th e numbe r o f pressur e test s conducted , (3 ) Th e numbe r o f pressur e test s wher e th e equipmen t trai nfaile dth e pressur e test , (4 ) Th e fact s tha t explai nan y delay o f repairs , an

d (5 ) Th e result s o f al l performanc e test s t o determin e complianc e wit h §XX.X2-ll(f) . (d ) A napplicatio nfo r approva l o f construction , reconstruction , o r modification , §61.05(a ) an d§61.07 , wil l no t be require di f (1 ) Th e new

proces s uni t complie s wit hth e applicabl e standar din§XX.X 2

o r §XX.X4-2 ;

an d



### 8 3P.9 1

Draf t 10/31/9 0 (2 ) I nth e nex t semiannua l repor t require db y paragrap h(b ) o f thi s section , th e informatio ninparagrap h(a)(4 ) o f thi s sectio ni s reported . (e ) A nowne r o r operato r o f a proces s uni t require dt o compl y wit h §XX.X2-7(d)(l ) shal l notif y th e Administrato r withi n3 0 calenda r day s o f initiatin g th e monthl y monitorin g program

unde r §XX.X2-7(d)(l)(i ) o r a QI P unde r §XX.X3-1 . (f ) A nowne r o r operato r o f a proces s uni t require dt o compl y wit h §XX.X2-2(d)(2 ) shal l notif y th e Administrato r withi n3 0 calenda r day s o f initiatio na QlP-unde r §XX.X3-2 . (g ) I f acceptabl e t o bot hth e Administrato r an dth e owne r o r operato r o f th e proces s unit , th e report s ma y b e submitte donelectroni c media . (Sec . 11 4 o f th e Clea nAi r Ac t a s amende d(4 2 U.S.C . 7414). ) (Approve db

y th e Offic e o f Managemen t an dBudge t unde r contro l numbe r . )



### 8 4

### Draf t 10/31/9 0 §XX.X8- 1 Lis t o f Volatil e Hazardou s 0?^€WHe-€hesHea ^ CHEMICA L NAME Acetaldehyd e Acetamid e Acetonitril e Acetophenon e 2-Acety l aminofluorin e Acrolei n Acrylamid e Acryli c aci d Acrylonitril e Ally l chlorid e 4-Aminobipheny l Anilin e o-Anisidin e Benzen e Benzidin e Benzotrichlorid e Benzy l chlorid e Bipheny l Bis(2-ethylhexyl)phthalat e (DEHP ) Bis(ch l oromethyl)ethe r Bromoform 1,3-Butadien e Caprolactam Carbo ndisulfid e Carbo ntetrachlorid e Carbony l sulfid e Catecho l Chloroaceti c aci d 2-Chloroacetophenon e Chlorobenzen e Chloroform Chloromethy l methy l ethe r Chloropren e Cresols/Cresyli c aci d (isomer s an d mixture ) Cresols/Cresyli c aci d (isomer s an d mixture ) Cresols/Cresyli c aci d (isomer s an d mixture ) Cresols/Cresyli c aci d (isomer s an d mixture ) Cumen e 2,4-D , salt s an

d ester s 

### DD E Diazomethan e Dibenzofuran s 1,2-D i bromo-3-chloropropan e Dibutylphthalat e 1,4-Dichlorobenzene(p ) 3,3-Dichlorobenziden e Dichloroethy l ethe r (bis(2-chloroethyl)ether ) •1,3-Dichloropropen e s&i r Pollutant s CA S NUMBE R 7507 0 6035 5 7505 8 9886 2 5396 3 10702 8 7906 1 7910 7 10713 1 10705 1 9267 1 6253 3 9004 0 7143 2 9287 5 98077 10044 7 9252 4 11781 7 54288 1 7525 2 10699 0 10560 2 7515 0 5623 5 46358 1 12080 9 7911 8 53227 4 10890 7 6766 3 10730 2 12699 8 31977 3 9548 7 10839 4 10644 5 9882 8 9475 7 354704 4 33488 3 13264 9 9612 8 8474 2 10646 7 9194 1 11144 4 54275 6 8 5Diethanolamin e

N,N-Diethy l anilin e (N,N-Dimethylaniline ) Diethy l sulfat e 3,3'-Dimethoxybenzidin e Dimethy l aminoazobenzen e 3,3'-Dimethy l benzidin e Dimethy l carbamoy l chlorid e Dimethy l formamid e 1,1-Dimethy l hydrazin e Dimethy l phthalat e Dimethy l sulfat e 4,6-Dinitro-o-cresol , an dsalt s 2,4-Dinitropheno l 2,4-Dinitrotoluen e 1,4-Dioxan e (1,4-Diethyleneoxide ) 1,2-D i phenylhydraz i n e Epichlorohydri n(l-Chloro-2,3-epoxypropane ) 1,2-Epoxybutan e Ethy l acrylat e Ethy l benzen e Ethy l carbamat e (Urethane ) Ethy l chlorid e (Chloroethane ) Ethylen e dibromid e (Dibromoethane ) Ethylen e dichlorid e (1,2-Dichloroethane ) Ethylen e glyco l Ethylen e oxid e Ethylen e thioure a Ethyliden e dichlorid e (1,-21-Dichloroethane ) Formaldehyd e Glyco l ethers a Hexachlorobenzen e Hexachlorobutadien e Hexachloroethan e Hexamethylene-1,6-diisocyanat e Hexamethylphosphoramid e Hexan e Hydrazin e Hydroquinon e Isophoron e Malei c anhydrid e Methano l Methy l bromid e (Bromomethane ) Methy l chlorid e (Chloromethane ) Methy l chloroform

(1,1,1-Trichloroethane ) Methy l ethy l keton e (2-Butanone ) Methy l hydrazin e Methy l iodid e (Iodomethane ) Methy l isobuty l keton e (Hexone ) Methy l isocyanat e Methy l methacrylat e Draf t 10/31/9 0 11142 2 12169 7 6467 5 11990 4 6011 7 11993 7 7944 7 6812 2 5714 7 13111 3 7778 1 53452 1 5128 5 12114 2 12391 1 12266 7 10689 8 10688 7 14088 5 10041 4 5179 6 7500 3 10693 4 10706 2 10721 1 7521 8 9645 7 7534 3 5000 0 

### 0 11874 1 8768 3 6772 1 82206 0 68031 9 11054 3 30201 2 12331 9 7859 1 10831 6 6756 1 7483 9 7487 3 7155 6 7893 3 6034 4 7488 4 10810 1 62483 9 8062 6 

### 8 6Draf t 10/31/9 0 Methy l ter t buty l ethe r 4,4-Methylen e bis(2-chloroaniline ) Methylen e chlorid e (Dichloromethane ) Methylen e dipheny l diisocyanat e (MDI ) 4,4'-Methylene d i a

ni1 i n e Naphthalen e Nitrobenzen e 4-Nitrobipheny l 4-Nitropheno l 4-Nitropropan e N-Nitroso-N-methylure a N-Nitrosodimethy l amin e N-Nitrosomorpholin e Pheno l p-Phenylenediamin e Phosgen e Phthali c anhydrid e Polychlorinate dbiphenyl s (Aroclors ) 1,3-Propan e sulton e beta-Propiolacton e Propionaldehyd e Propoxu r (Baygon ) Propylen e dichlorid e (1,2-Dichloropropane ) Propylen e oxid e 1,2-Propylenimin e (2-Methy l aziridine ) Quinon e Styren e Styren e oxid e 2,3,7,8-Tetrachlorodibenzo-p-dioxi n 1,1,2,2-Tetrachloroethan e Tetrachloroethy1en e (Perchloroethylene ) Toluen e 2,4-Toluen e diamin e 2,4-Toluen e diisocyanat e o-Toluidin e 1,2,4-Irichlorobenzen e 1,1,2-Trichloroethan e Trichloroethylen e 2,4,5-Trichloropheno l 2,4,6-Trichloropheno l Triethy l amin e Triflurali n 2,2,4-Trimethylpentan e Viny l acetat e Viny l bromid e Viny l chlorid e Vinyliden e chlorid e (1,1-Dichloroethylene ) Xylene s (isomer s an

d mixture ) Xylene s (isomer s an

d mixture ) Xylene s (isomer s an

d mixture ) 163404 4 10114 4 7509 2 10168 8 10177 9 9120 3 9895 3 9293 3 10002 7 7946 9 68493 5 6275 9 5989 2 10895 2 10650 3 7544 5 8544 9 133636 3 112071 4 5757 8 12338 6 11426 1 7887 5 7556 9 7555 8 10651 4 10042 5 9609 3 174601 6 7934 5 12718 4 10888 3 9580 7 58484 9 9553 4 12082 1 7900 5 7901 6 9595 4 8806 2 12144 8 158209 8 54084 1 10805 4 59360 2 7501 4 7535 4 133020 7 9547 6 10838 3 

### 8 7

.P.9 5

Draf t 10/31/9 0 Xylene s (isomer s an

dmixture ) §XX.X8- 2 Lis t o f Hazardou s Organi c Chemica l Th e provision s o f thi s supbar t appl y t o th e followin g chemicals : CA S NUMBE RCHEMICAL NAM E GROU P I 12173 3 l-Chloro-3-nitrobenzen e 6764 1 Aceton e 7505 8 Acetonitril e 9886 2 Acetophenon e 7906 1 Acrylamid e 10713 1 Acrylonitril e 11169 3 Adiponitril e 10718 6 Ally l alcoho l 12330 8 Aminopheno l (p-isomer ) 6253 3 Anilin e 10333 3 Azobenzen e 7143 2 Benzen e 9848 6 Benzenedisulfoni c aci d 9811 3 Benzenesulfoni c aci d 9287 5 Benzidin e 11961 9 Benzophenon e (POM ) 9252 4 Bipheny l 54288 1 Bis(Chloromethyl)Ethe r 1086 1 Bromobenzen e 11063 4 Butanedio l (1,4-isomer ) 9648 0 Butyrolaceton e 5623 5 Carbo ntetrachlorid e 53227 4 Chloroacetophon e (2-isomer ) 9551 2 Chloroanilin e (o-isomer ) 10890 7 Chlorobenzen e 2549729 4 Chlorodifluoromethan e 6766 3 Chloroform 8873 3 Chloronitrobenzen e (o-isomer ) 10000 5 Chloronitrobenzen e (p-isomer ) 8015 9 Cumen e hydroperoxid e 9882 8 Cumen e (isopropy l benzene ) 11082 7 Cyclohexan e 10893 0 Cyclohexano l 10894 1 Cyclohexanon e 11083 8 Cyclohexen e 9576 1 Dichloroanilin e Dichlorobenzen e Dichlorobenzen e Dichlorobenzen e Productio n productio n 10642 3

Processes . processe s tha t mak e

(al l isomers ) (1,4-isomer ) (PDB ) (m-isomer ) (o-isomer ) Dichlorobenzidin e (3,3-isomer ) 10706 2 Dichloroethan e (1,2-isomer ) (EPlC ) 11144 4 Dichloroethy l ethe r (bis(2-chloroethyl)ether ) 7571 8 Dichlorodifluoromethan e 10646 7 54173 1 9550 1 133147 1



### 8 8P.9 6

Draf t 10/31/9 0

\ 11142 2 11146 6 11273 2 11236 7 11196 6 12417 4 12417 7 11234 5 11215 2 11190 0 11177 3 7778 1 10801 0 2515454 5 12391 1 64606 0 10181 5 10184 8 2526571 8 12101 3 10689 8 14143 5 10041 4 9649 1 10693 4 10721 1 11155 7 629914 1 11071 4 11207 2 11176 2 1115 9 11080 5 11049 6 10986 4 12299 6 280730 9 7521 8 5000 0 11017 8 10097 0 12331 9 7531 0 12301 3 11016 7 10831 6 12333 1 691515 7 12147 1 6368 3 Dibuty l Ethe r diethy l ethe r (glyco l ether ) dimethy l ethe r (glyco l ether ) Monobuty l Ethe r Acetat e

ethe r ethe r ethe r ethe r ethe r monobuty l monobuty l monoethy l monoethy l monomethy l acetat e

(glyco l acetat e (glyco l (glyco l Diethanolamin e Diethylen e glyco l Diethylen e Glyco l Diethylen e glyco l Diethylen e glyco l Diethylen e Glyco l Diethylen e glyco l Diethylen e glyco l Diethylen e glyco l Diethylen e glyco l Diethylen e glyco l Dimethy l sulfat e Dimethylaminoethano l (2-isomer ) Dinitrobenzene s Dioxan e (1,4-Diethyleneoxide ) Dioxilan e Dipheny l Methan e Dipheny l oxid e (POM ) Dipropylen e glyco l Dodecylbenzen e (n-isomer ) Epichlorohydrin(l-Chloro-2,3-epoxypropane ) Ethanolamine s (al l isomers ) Ethy l benzen e Ethylen e carbonat e Ethylen e dibromid e (Dibromoethane ) (EDB ) Ethylen e glyco l (glyco l ether ) (glyco l ether ) ether ) ether ) ether )

diacetat e Diethy l Ethe r dimethy l ethe r (glyco l ether ) monobuty l ethe r acetat e (glyco l ether ) monobuty l ethe r (glyco l ether ) monoethy l ethe r acetat e (glyco l ether ) monoethy l ethe r (glyco l ether ) monomethy l ethe r acetat e (glyco l ether ) monomethy l monopheny l monopropy l ethe r

ethe r ethe r (glyco l (glyco l (glyco l Ethylen e glyco l Ethylen e Glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e glyco l Ethylen e oxid e Formaldehyd e Fumari c aci d Hexamethylenetetram i n e Hydroquinon e Isopropylamin e Linea r alkylbenzen e (linea r dodecylbenzene ) Malei c aci d Malei c anhydrid e Malei c Hydrazid e Mali c aci d Metanili c aci d Methionin e ether ) ether ) ether )



### 8 9P.9 7

Draf t 10/31/9 0 7509 2 10177 9 9883 9 11091 8 88744 10001 6 9895 3 11166 0 900281 7 11577 5 12718 4 9554 5 10650 3 11085 0 5757 8 7909 4 5755 6 10798 2 7556 9 10846 3 10042 5 11015 6 11061 2 52683 0 63490 2 9594 3 11260 7 10999 9 10688 3 10282 1 7901 6 7569 4 7613 1 95954 10271 6 11227 6 11249 2 11235 6 7799 6 7501 4 133020 7 9547 6 10642 3 7507 0 10789 1 6035 5 10384 4 6419 7 10824 7 Methylen e Chlorid e (Dichloromethane ) Methylen e dianilin e (4,4-isomer ) (MDA ) Methylstyren e (a-isomer ) Morpholin e Nitroanilin e (o-isomer ) Nitroanilin e (p-isomer ) Nitrobenzen e 0ctene- l Paraformaldehyd e Pentaerythrito l Perchloroethylen e (tetrachloroethylene ) Phenylenediamin e (o-isomer ) Phenylenediamin e (p-isomer ) Piperazin e Propiolacton e ( bisomer ) Propioni c aci d Propylen e glyco l Propylen e Glyco l Monomethy l Ethe r Propylen e oxid e Resorcino l Styren e (Viny l Benzene ) Succini c aci d Succinonitril e Tartari c Aci d Tetrachlorobenzen e (1,2,3,5-isomer ) Tetrachlorobenzen e (1,2,4,5- i somer ) Tetraethylen e Glycol ' Tetrahydrofura n Toluen e Trichlorobenzen e (1,2,4-isomer ) Trichloroethylen e Trichlorofluoromethan e Trichlorotrifluoroethan e Trichloropheno l (2,4,5-isomer ) Triethanolamin e Triethylen e glyco l Triethylen e glyco l dimethy l ethe r (glyco l ether ) Triethylen e Glyco l Monomethy l Ethe r Trimethylopropan e Viny l chlorid e (Chlor o Ethylene ) 

### Xylene s (mixtures ) Xylene s (o-isower ) Xylene s (p-isomer ) Acetaldehyd e Acetaldo l Acetamid e Acetanilid e Aceti c aci d Aceti c anhydrid e GROU P I I



### 9 0Draf t 10/31/9 0 7536 5 Acety l chlorid e 11141 1 Aminoethylethanolamin e 9004 0 Anisidin e (o-isomer ) 10699 0 Butadien e (1,3-isomer ) 12386 4 Buty l acetat e (n-isomer ) 7136 3 Buty l alcoho l (n-isomer ) 10973 9 Butylamin e (n-isomer ) 10788 0 Butylen e glyco l (1,3-isomer ) 12372 8 Butyraldehyd e (n-isomer ) 10792 6 Butyri c aci d 10631 0 Butyri c anhydrid e 10560 2 Caprolacta

m 55813 4 Carbo ntetrabromid e 7573 0 Carbo nTetrafluorid e 7587 6 Chlora l 7911 8 Chloroaceti c aci d 10842 9 Chloroanilin e (m-isomer ) 10647 8 Chloroanilin e (p-isomer ) 10843 0 Chloropheno l (m-isomer ) 10648 9 Chloropheno l (p-isomer ) 12699 8 Chloropren e (2-Chloro-l,3-Butadiene ) 7572 9 Chlorotrifluoromethan e 417030 0 Crotonaldehyd e 372465 0 Crotoni c aci d 37209 8 Cyanoaceti c aci d (C N compound ) 11178 4 Cyclooctadien e 155212 1 Cyclooctadien e (1,5-isomer ) 76023 6 Dichloro-1-buten e (3,4-isomer ) 54059 0 Dichloroethylen e (.1,4 - isomer ) 54275 6 Dichloropropen e (1,3-isomer ) 6467 5 Diethy l sulfat e 11993 7 Dimethy l Benzidin e (3,3-isomer ) 6812 2 Dimethy l formamid e (NN-isomer ) (DMF ) 5714 7 Dimethy l hydrazin e (1,1-isomer ) 12061 6 Dimethy l terephthalat e 14178 6 Ethy l acetat e 14197 9 Ethy l acetoacetat e 14088 5 Ethy l acrylat e 10539 5 Ethy l chloroacetat e 4189271 1 Ethy l sodiu

m oxalacetat e 15156 4 Ethylen e Imin e (Aziridine ) 10715 3 Ethylenediamin e 10476 7 Ethylhexano l (2-isomer ) 10311 7 Ethylhexy l Acrylat e (2-isomer ) 7512 7 Formamid e 6418 6 Formi c aci d 5681 5 Glycero l 2654573 7 Glycero l dichlorohydri n 2579196 2 Glycero l triethe r 5640 6 Glycin e 

### 9 1P.9 9

Draf t 10/31/9 0 10722 2 11874 1 8768 3 6772 1 59245 0 12409 4 10731 3 9885 1 9909 2 7946 9 12363 7 7921 0 10899 6 11089 4 11086 1 11120 6 12709 3 392662 3 11044 1 12633 0 10021 0 7934 5 8543 8 11060 1 9580 7 58484 9 2647162 5 9553 4 7155 6 7900 5 10805 4 10040 3 7535 4 10201 2 12404 9 132111 5 14204 1 10066 3 11892 3 8465 1 10052 7 5521 0 13481 6 7693 7 6585 0 11953 9 10047 0 9807 7 9688 4 Glyoxa l Hexachlorobenzen e Hexachlorobutadien e Hexachloroethan e Hexadien e (1,4-isomer ) Hexamethylened i am

i n e Methy l format e Methy l Pheno l Carbino l m-Nitroanilin e Nitropropan e Paraldehyd e Peraceti c Aci d Picolin e (b-isomer ) Piperadin e Pyridin e Sebaci c Aci d Sodiu m acetat e Sodiu m chloroacetat e Sorbi c aci d Sulfolan e Terephthali c aci d Tetrachloroethan e (1,1,2,2- i somer ) Tetrahydrophthali c anhydrid e Tetramethylened i am

i n e Toluen e 2, 4 diamin e Toluen e 2, 4 diisocyanat e Toluen e diisocyanate s (mixture ) Toluidin e (o-isomer ) Trichloroethan e (1,1,1-isomer ) Trichloroethan e (1,1,2-isomer ) (Viny l Trichloride ) Viny l acetat e Vinylcyclohexen e (4 - Vinyliden e chlorid e isomer ) (1,1-Dichloroethylene ) GROU P II I Acetoacetanilid e Adipi c aci d Aminobenzoi c aci d Anilin e hydrochlorid e Anisol e Anthranili c aci d Anthraquinon e (POM ) Benzaldehyd e Benzamid e Benzi l (POM ) Benzili c aci d (POM ) Benzoi c aci d Benzoi n(POM ) Benzonitril e Benzotrichlorid e Benzoy l chlorid e 

### 9 2p. 1

Draf t 10/31/9 0

isomers ) (al l isomers ) 14011 4 Benzy l Acetat e 10051 6 Benzy l alcoho l 12051 4 Benzy l benzoat e (POM ) 10044 7 Benzy l chlorid e 9687 3 Benzy l dichloride 10046 9 Benzy l amin e 8005 7 Bispheno l A

(POM ) 8568 7 Buty l benzy l Phthalat e 3591309 8 Chlorobenzaldehyd e 11891 2 Chlorobenzoi c aci d(al l 213681 4 Chlorobenzotrichlorid e 132103 5 Chlorobenzoy l chlorid e 9557 8 Chloropheno l (o-isomer ) 10841 8 Chlorotoluen e (m-isomer ) 9549 8 Chlorotoluen e (o-isomer ) 10643 4 Chlorotoluen e (p-isomer ) 10839 4 Creso l (m-isomer ) 131977 3 Cresol s Cresyli c aci d(mixed ) 9548 7 Cresol s (o-isomer ) 10644 5 Cresol s (p-isomer ) 10891 8 Cyclohexylamin e 108721 4 Dially l Isophthalat e 2757604 1 Diaminobenzoi c aci d 12083 2 Dichloropheno l (2,4-isomer ) 10183 7 Dicyclohexylamin e (Ciclohexylamine ) 9166 7 Diethyanilin e (NN-isomer ) 8466 2 Diethy l Phthalat e 2676140 0 Diisodecy l phthalat e 13111 3 Dimethy l Phthalat e 12169 7 Dimethylanilin e - N, N (N, N Diethylaniline ) 9934 3 Dinitrobenzoi c aci d(3,5-isomer ) 5128 5 Dinitropheno l (2,4-isomer ) 12114 2 Dinitrotoluen e (2,4-isomer ) (DNT ) 9739 2 Di-o-tolyguanidin e 10208 9 Dipheny l thioure a (POM ) 12239 4 Diphenylamin e (POM ) 2719386 8 Dodecylpheno l 10369 5 Ethylanilin e (N-isomer ) 57854 1 Ethylanilin e (o-isomer ) 9996 7 Hydroxybenzoi c aci d(p-isomer ) 12191 5 Isophthali c aci d 2516806 3 Isopropylpheno l 10843 0 m-Chloropheno l 10061 8 Methylanilin e (n-isomer ) 10887 2 Methylcyclohexan e 133122 2 Methylcyclohexanon e 10168 8 Methylen e dipheny l diisocyanat e (MDI ) 10838 3 M-Xylen e 9909 2 Nitroanilin e (m-isomer ) 9123 6 Nitroanisol e (o-isomer ) 

### 9 3P. 2

tf. • . -**

.

Draf t 10/31/9 0 10017 4 Nitroanisol e (p-isomer ) 2717883 2 Nitrobenzoi c aci d(o-,m-,&p - isomers ) 10802 7 Nitropheno l (4-isomer ) 8875 5 Nitropheno l (o-isomer ) (2-Nitrophenol ) 132112 6 Nitrotoluen e 8872 2 Nitrotoluen e (2-isomer ) 9908 1 Nitrotoluen e (3-isomer ) 9999 0 Nitrotoluen e (4-isomer ) 2719328 8 Octylpheno l 8786 5 Pentachloropheno l 9470 2 Phenetidin e (o-isomer ) 15643 4 Phenetidin e (p-isomer ) 10895 2 Pheno l 7709 8 Phenolphthalei n 9867 9 Phenolsulfoni c acid s (al l isomers ) 9140 7 Pheny l anthranili c aci d 10873 6 Phloroglucino l 8899 3 Phthali c Aci d 8544 9 Phthali c anhydrid e 8541 6 Phthalimid e 9115 6 Phthalonitril e 9851 1 p-tert-Buty l Toluen e 10651 4 Quinon e 6972 7 Salicyli c aci d 53232 1 Sodiu

m benzoat e 13902 6 Sodiu

m phenat e 58859 0 Stilben e 12157 3 Sulfanili c aci d 63279 1 Tetrabromophthali c anhydrid e 11708 8 Tetrachlorophthali c anhydrid e —10888 3 Toluen e 133307 9 Toluenesulfonamid e 10415 4 Toluenesulfoni c acid s (al l isomers ) 9859 9 Toluenesulfony l chlorid e 63493 5 Trichloroanilin e (2,4,6-isomer ) 2501315 4 Viny l toluen e 2532141 9 Xylen e Sulfoni c Aci d 133020 7 Xylene s (mixturoG ) 9547 6 Xylene s ( o isomer ) —10642 3 Xylene s ( pisomer ) 130073 8 Xylidin e 10702 8 Acrolei n 7910 7 Acryli c aci d 10705 1 Ally l chlorid e 10975 1 Ally l Cyanid e 176295 4 Ammoniu

m Thiocyanat e 2749751 4 Bromonaphthalen e (POM ) 10974 0 Butyronitril e 7515 0 Carbo ndisulfid e GROU P I V



### 9 4P. 3

Draf t 10/31/9 0 2558643 0 9117 8 13117 9 10989 7 11510 6 7518 3 6768 5 12440 3 7500 3 11130 8 10669 4 7859 1 10821 4 6756 1 7920 9 10545 3 7483 9 7487 3 6034 4 10811 2 10810 1 62483 9 7493 1 8062 6 7489 5 9120 3 8547 2 12018 3 9015 3 13519 3 8657 7 59442 3 7544 5 12338 6 7123 8 54054 5 10710 8 7887 5 12441 4 7800 2 11964 2 12144 8 7550 3 93348 2 240837 9 10557 7 7586 5 7525 2 Chloronaphthalen e (POM ) Decahydronaphtha l at e Dially l Phthalat e Diethy l amin e Dimethy l ethe r - N, N Dimethy l sulfid e Dimethy l sulfoxid e Dimethy l amin e Ethy l chlorid e (Chloroethane ) Glutaraldehyd e Hexanetrio l (1,2,6 - isomer ) Isophoron e Isopropy l acetat e Methano l Methy l acetat e acetoacetat e bromid e (Bromomethane ) chlorid e (Chloromethane ) Hydrazin e isobuty l carbino l isobuty l keton e (Hexone ) Isocyanat e Mercapta n methacrylat e Methy l Methy l Methy l Methy l Methy l Methy l Methy l Methy l Methy l Methy l amin e Naphthalen e Naphthalen e Naphthalen e Naphtho l ( a sulfoni c aci d(a-isomer ) (POM )

sulfoni c aci d(b-isomer ) (POM ) isomer ) (POM ) Naphtho l (b-isomer ) (POM ) Nitronaphthalen e (1-isomer ) Perchloromethy l mercapta n Phosgen e Propionaldehyd e Propy l alcoho l (n-isomer ) Propy l chlorid e Propylamin e Propylen e dichlorid e (1,2-Dichloropropane ) Sodiu m Methooxid e Tetraethy l lea d Tetrahydronapthalen e (Tetralin ) (POM ) Triethy l amin e Trimethylamin e Trimethylcyclohexano l Trimethylcyclohexanon e GROU P V Aceta l Aceton e cyanohydri n(C N compound ) Alky l naphthalene s (n o CAS # assigned ) (POM ) Bromofor m 

### 9

5P. 4

Draf t 10/31/9 0 14132 2 Buty l acrylat e (n-isomer ) 7892 2 Buty l alcoho l (s-isomer ) 7565 0 Buty l alcoho l (t-isomer ) 9673 7 Buty l benzoi c aci d (p-tert-isomer ) 1395284 6 Butylamin e (s-isomer ) 7564 9 Butylamin e (t-isomer ) 6325 2 Carbary l 900435 7 Cellulos e acetat e 7545 6 Chlorodifluoroethan e 2516780 0 Chlorophenol s 779094 5 Chlorosulfoni c aci d 42004 2 Cyanamid e 50677 4 Cyanoge nchlorid e (C N compound ) 10880 5 Cyanuri c aci d 10877 0 Cyanuri c chlorid e 12342 2 Diaceton e alcoho l 13709 7 Diaminopheno l Hydrochlorid e 7495 3 Dibromoethan e 9623 1 Dichlorohydri n 46158 5 Dicyanadimid e 57966 8 Diethylanilin e (2,6-isomer ) 7537 6 Difluoroethan e 2516770 8 Diisobutylen e 2755426 3 Diisoocty l phthalat e 67482 8 Diketen e 2667517 4 Dodecylanilin e 12251 0 Ethy l orthoformat e 9592 1 Ethy l oxalat e 7504 7 Ethy l amin e 900457 3 Ethylcellulos e 10556 6 Ethylcyanoacetat e 7747 4 Hexachlorocyclopentadien e 62911 8 Hexamethylen e glyco l 7490 8 Hydroge ncyanid e (C N compound ) 10663 8 Isobuty l Acrylat e 11511 7 Isobutylen e 46351 4 Keten e Linea r alky l sulfonat e (n o CAS # assigned ) 14179 7 Mesity l oxid e 7941 4 Methacryli c aci d 56347 3 Methally l chlorid e 9633 3 Methy l Acrylat e 7893 3 Methy l ethy l keton e (2-Butanone ) 163404 4 Methy l Ter t Buty l Ethe r 7775 8 Methylpentyno l 12101 3 n-Dodecylbenzen e 7598 9 Neopentanoi c aci d 2515452 3 Nonylpheno l 8812 0 N-Vinyl-2-Pyrrolidin e 2532268 3 Polyethylen e glyco l 

### 9 6P. 5

Draf t 10/31/9 0 2532269 4 2713867 4 900432 4 14333 9 14153 7 9806 6 7574 1 11018 9 775694 7 54084 1 5713 6 130071 6 52675 0 10567 9 9587 4 57626 1 9565 8 10868 9 Polypropylen e glyco l Resorcyli c aci d Sodiu m carboxymethy l cellulos e Sodiu m Cyanid e Sodiu m format e tert-Butylbenzen e Tetramethy l lead Tetramethylethylened i am i n e Triisobutylen e Trimethylpentan e (2,2,4-isomer ) Ure a Xyleno l Xyleno l Xyleno l Xyleno l Xyleno l Xyleno l Xyleno l (2,3-isomer )

(2,4-isomer ) (2,5-isomer ) (2,6-isomer ) (3,4-isomer ) (3,5-isomer )



### 9

7