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# OAR Box 

# 1338 Prepped by Ollie Stewart



### Document

Number: 

# 13 ) ll-E-2 4
Docket Number: 

# A-89-1 0

Printed 6/17/2008 1:48:06

PM Sheet 13 of 105P. 2 

# A-89-1 0

u» w orFiei a JHTLIPJ . HAHTE RII-E-2 4

SUIT E 40 4 230 1 M STREET
. N.W
. WASHINGTON
. D. C 2003 7 (202)887.103 3 P. ; . ' FAX : (202 ) 887.103 0 

## JL}t f

Augus t3 , 199 0 i . J 1 .„.«. , 

## W 

## A MEMORANDU M

To : EP A Negotiate d Rulemakin g Committe e o n Fugitiv e Emission s from Equipmen tLeak s an d Intereste d Partie s Fr : Phili p J . Harter, ; Facilitato r Re : Minute s o f

th e Jul y 17-1 8 Meetin g

I enclos e th e minute s of

th e July 17-1 8 meetin g thatwer e prepare d b y Radian Corporation . Draf tminute s wer e previousl y circulate d t o th e Committe e fo rit s revie w and comment . Revision s hav e bee n mad e i n severa l instance s a s aresult . In som e cases , disagreement s wer e pointe d ou tan d tentativ e compromise s wer e worke d out ; the y are indicated . In stil l others , differin g view s wen tunresolved ; thos e are als o highlighted . EP A wil l b e revisin g th e draf trul e t o tak e int o accoun tth e comments i treceive d o n th e draf tdistribute d a tth e meetin g an d t o reflec tth e decision s mad e atth e meeting . Sinc e w e di d no treac h closur e o n everythin g an d i n som e instance s th e consensu s wa s onl y o n aconceptua l approach , EP A wil l b e fillin g i n som e of th e gap s a s itproduce s thatnextdraft. Thatdraf twil l b e read y fo rdistributio n in acoupl e of weeks . A s w e discusse d atth e meeting , w e wil l the n hol d adraftin g sessio n t o revie w th e strawma n draf tcarefull y an d t o reac h closur e o n th e remainin g issues . Th e resul to f thatsessio n wil l the n b e circulate d fo rfina l review . We wil l the n b e read y t o execut e th e agreemen to n th e rule . Th e contour s o f th e agreement , whe n iti s t o executed , an d wha titcover s wil l als o b e discusse d atth e draftin g session .P. 3

REGULATOR YNEGOTIATIO N MEETING O

N FUGITIV E EQUIPMEN T LEAK S JUL Y17-18 , 199 0 MEREDIT H GUES T HOUSE RESEARC H TRIANGL E PARK , NORT H CAROLIN A
DRAF T MEETING MINUTE S Revise d a s o f Augus t 6 , 199 0

Revision s t o the previou s editio no f thes e meetin g minute s ar e indicate d b y vertica l bar s i nth e righ t han d colum no f eac hpage . These meetin g note s summariz e issue s discusse d an d provide a ninforma l recor d o f administrativ e and logistica l decision s mad e o nschedule s an d actio n items . Al l presentatio nmaterial s distribute d durin g the two-da y meetin g ar e attached : Attachmen t 1 : Attachmen t 2 : Attachmen t 3 : Attachmen t 4 : Attachmen t 5 : Attachmen t 6 : Attachmen t 7 : Attachmen t 8 : Attachmen t 8a : Attachmen t 9 : Attachmen t 10 : Attachmen t 11 : Attachmen t 12 : Attachmen t 13 : Meetin g Agend a Attendee s Jul y

17 , 199 0 Alternativ e Mean s o f Emissio nLimitatio n- Batc h Processe s Proposa l fo r Qualit y Improvemen t Pla n(QIP ) Progra m Revise d Proposa l fo r QI P Progra m Scop e o f the Standar d Non-SOCM I Processe s Include d i nScop e o f Negotiate d Equipmen t Leak s Standar d [No t distribute d a t meeting ] Propose d Languag e o nApplicabilit y o f the Standar d t o Petroleu

m Refinerie s Revise d Languag e o nApplicabilit y o f the Standar d t o Petroleu

m Refinerie s [No t distribute d a t meeting ] Respons e Facto r Correctio nfo r Equipmen t Screenin g Value s Languag e fo r Instrumentatio nSystem s Alternative Mean s o f Emissio nLimitatio n Draf t Equipmen t Leak s Regulatio nAgreemen t Draf t Equipmen t Leak s Rul e Batc hProcesse s

• A t the batc hwor k group meetin g o nJul y 16 , 1990 , a draf t proposa l outlinin g alternativ e complianc e provision s t o the negotiate d standar d wa s presented . Th e draf t proposa l wa s distribute d a t th e Re g Ne g meetin g and i s include d a s Attachmen t 3 . Th e alternativ e provision s were acceptabl e t o the Committee , bu t i t wa s note d tha t detail s o f the provision s nee d t o b e worke d out . Fo r example , the Committe e need s t o agre e t o a definitio no f batc hprocesses . Also , the accurac y o f pressur e gauge s use d fo r the pressur e test s shoul d be specifie d and detail s o f a liqui d pressur e tes t mus t be described . Mr . Davi d Dun noffere d t o assis t wit hthe detail s o f a liqui d pressure test .

• Th e draf t proposa l fo r batc hprocesse s include s a dela y o f repai r provision . Detail s o f the dela y o f repai r provisio nnee d t o b e refined . Qualit y

Improvemen t Pla n(QIP ) Progra m

• The issu e o f a QI P program fo r valve s and pump s wa s a majo r discussio nare a durin g the meeting . Severa l draft s o f a QI P program

were presente d and ar e include d a s Attachment s 4 an d 5 .~ Y ~ 

### ££

_

Pump s The Committe e wa s unabl e t o agre e whethe r mandator y replacemen t o r othe r measure s ar e neede d i nthe QI P program s t o ensur e compliance . Ther e appeare d t o b e a nee d fo r a subcommitte e to resolv e thi s issue . Member s o f the subcommitte e were t o includ e Mr . Bo bAjax , Mr . To m Kittleman , Mr . Davi d Doniger , an d Mr . Larr y Goodheart . Th e EPA

expresse d the vie w tha t a nexistin g plan t mus t op t fo r the QI P program

onl y a t the end o f Yea r 3 followin g promulgatio no f th e regulation . AP I and CM A though t tha t a longe r tim e wa s neede d befor e foreclosin g th e QI P option . Th e Committe e agree d tha t ne w plant s wil l have on e yea r t o decid e whethe r o r no t t o begi na QI P program . Valv e o r pum

p performanc e trial s fo r larg e plant s and dat a analysi s wil l begi non e yea r afte r the star t o f Phas e II I o f the regulations . Valv e o r pum p replacement/modificatio nprogram s fo r larg e plant s wil l begi ntw o year s afte r th e star t o f Phas e III ; simila r program s fo r smal l companie s o r corporation s wil l begi n thre e year s afte r the star t o f Phas e III .

Concensu s appeare d t o b e reache d o na noptio ntha t woul d establis h a pum p lea k definitio no f 5,00 0 pp m durin g Phas e I I o f the standard . The Committe e discusse d a napproac hfo r Phas e II I o f the pum p standar d tha t woul d includ e a 1,00 0 ppm v lea k definitio n(i.e. , all , pump s exceedin g thi s concentratio nmus t be include d i nthe calculatio no f allowabl e leakers ) and a 2,00 0 ppm v actio nleve l (i.e. , al l pump s exceedin g thi s concentratio nmus t b e repaire d withi n1 5 day s o f detection) . Ther e woul d b e separat e actio n level s o f 2,00 0 pp m fo r pump s tha t handle foo d an d medica l product s and o f 5,00 0 pp m fo r certai nmonomers . Th e Committe e di d appea r t o agre e tha t pum p population s ma y b e counte d o neithe r a proces s uni t basis , o r acros s th e grou p o f al l processe s tha t ar e subjec t t o the rul e an d a t a singl e contiguou s site , fo r determinin g percentag e o f leakers , a s lon g a s the choic e i s clearl y

documente d and electe d i nthe facilit y permit . The Committe e als o appeare d t o agre e tha t a plan t wit hmore tha n tw o leakin g pump s o r mor e tha n1 0 percen t leakin g pumps , whicheve r i s greater , mus t undertake the QI P program fo r pumps . Afte r the dat a collectio nan d analysi s phase s o f the QI P program , plant s tha t stil l excee d 1 0 percen t leakin g pump s woul d be require d t o replac e 2 0 percen t o f thei r pump s annuall y wit heffective , prove n technologies . (CM A doe s no t recal l an y discussio no f the specifi c proposa l describe d i nth e las t statement. ) Th e issu e o f unrepairable pump s wa s discusse d onl y withi nthe contex t o f th e lea k definitio no f pumps . I t wa s agree d tha t unrepairabl e pump s wil l be treate d the sam e a s unde r the curren t rule .P. 5

No Detectabl e Emission s

Th e EP A

expresse d th e opinio ntha t th e n o detectabl e emission s (NDE ) limi t shoul d b e a singl e numbe r -2 5 ppmv - fo r al l equipmen t components . Th e NDE designatio nwoul d b e applicabl e t o certai n pumps , compressors , an d al l pressure relie f devices . Equipmen t tha t i s designate d fo r NDE coul d b e monitore d annuall y t o demonstrat e complianc e wit hthe NDE definitio no r coul d b e monitore d o nth e sam e frequenc y

a s othe r pump s an d valve s usin g the appropriat e lea k definition . Al l equipmen t designate d fo r NDE coul d b e include d i ndeterminin g percentag e leakin g components .

CMA' s vie w

i s tha t separat e ND E provision s ar e no t neede d fo r pumps . Instead , the regulatio nshoul d describ e equipmen t design s whic har e believe d t o represen t "lo w leak " o r "leakles s technology " and provid e fo r annua l monitorin g o f thes e equipmen t component s a t the correspondin g pum p lea k definition . Th e existin g ND E provision s fo r pump s already specif y

the desig n requirement s whic hEPA believe s shoul d qualif y fo r annua l monitoring . Ther e ar e n o dat a t o suppor t EPA' s contentio ntha t thes e equipmen t design s ca nmee t lea k definition s o f 5 0 ppm . Th e regulatio nshoul d eithe r permi t annua l monitorin g base d o nthe pum p desig no r trea t thes e pump s lik e an y othe r pum

p subjec t t o th e monthl y

monitorin g requirements . Fo r compressors , pressur e relie f devices , and close d ven t systems , EP A ha s faile d t o suppl y an y dat a t o suppor t the achievabilit y o f ND E limit s o f 2 5 ppm . Th e consequence s o f failin g t o mee t the ND E limit s ha s no t bee n addressed . CM

A see s n o reaso nt o chang e the curren t requirement s i nthe existin g standar d fo r thes e component s fro m 50 0 ppm . Scop e o f th e Standar d

Th e EP A

presente d a brie f summar y o f the sourc e categorie s t o whic hthe negotiate d regulatio ni s planne d t o appl y (Attachmen t 6 ) . Som

e committe e member s ha d question s abou t the applicabilit y o f the standar d t o eigh t specifi c non-SOCM I sourc e categories . Attachmen t 7 , whic hwa s prepare d afte r the meetin g i nrespons e t o the questions , present s mor e detaile d description s o f the eigh t non-SOCM I sourc e categories . No agreemen t wa s reache d o nthe issu e o f the applicabilit y o f the negotiate d standar d t o benzene/toluene/xylen e (BTX ) units . AP I suggeste d that , i f the inclusio no f BT Xunit s a t refinerie s i s non-negotiable , AP I woul d reserv e the righ t t o commen t on , and perhap s litigate , thi s issue . Also , n o agreemen t wa s reache d o n th e propose d languag e fo r limitin g th e applicabilit y o f th e standar d t o petroleu m refineries . Th e propose d languag e presente d a t the meetin g i s include d a s Attachmen t 8 . AP I believe s ther e wa s genera l agreemen t o nlanguag e (include d a s Attachmen t 8a ) tha t wa s transmitte d t o the Committe e afte r the meeting . Th e Committe e discusse d whethe r the Agreemen t shoul d includ e a schedul e fo r applyin g MAC T standard s fo r equipmen t leak s t o the source s describe d i nAttachmen t 6 . On e proposa l wa s t o includ e a schedul e i nthe agreemen t tha t woul d requir e EP A t o issu e MAC TP. 6

Valve s standard s fo r equipmen t leak s fro m sourc e categorie s tha t contribut e 80-90 % o f tota l HA P emission s (base d o nTR I data ) withi n2 year s o f Clea r Ai r Ac t passag e wit hthe remainin g sourc e categorie s t o be regulate d on e yea r later . Thi s schedul e woul d be independen t o f rulemakin g schedule s fo r the othe r MAC T standard s tha t EP A

plan s t o appl y

t o chemica l industr y sourc e categories . CM A continue s t o evaluat e thi s option . Genera l agreemen t wa s reache d fo r exemptin g equipmen t i nvolatil e hazardou s ai r pollutan t (VHAP ) servic e les s tha n30 0 hour s pe r year . Ther e appeare d t o b e agreemen t tha t the rul e woul d exemp t pilo t plant s onl y

i f the propose d Clea r Ai r Ac t amendment s exemp t them . I f the propose d CA A amendment s d o no t exemp t pilo t plants , the n thos e pilo t plant s subjec t t o the majo r sourc e definitio n(e.g. , > 1 0 TP YVHA P emissions ) woul d be subjec t t o the negotiate d standard .

Source s tha t hav e les s tha n25 0 tota l component s woul d be exemp t fro m the monthl y

LDA Rand QI P program provision s o f the valv e standar d bu t woul d stil l b e require d t o perform quarterl y

LDAR . Corporation s tha t have les s tha na tota l o f 50 0 valve s an d flange s and 10 0 employee s woul d be exemp t fro m the performanc e trial s outline d i nthe QIP . I t wa s agree d tha t th e rul e woul d trea t leakles s valve s (e.g. , seale d bellow s valves , diaphrag m valves ) an d othe r valve design s equivalently . Ther e ar e presentl y n o dat a t o demonstrat e the performanc e tha t leakles s design s coul d achieve . The leakles s valve s wil l be subjec t t o the sam e monitorin g requirement s a s othe r valve s an d wil l b e include d i nthe calculatio no f percentag e o f leakers . Ther e wa s discussio nabou t the credi t fo r remova l o f valves . Option s discusse d range d fro m 5 0 percen t t o 10 0 percen t credit . Furthe r discussio ni s neede d o nthi s issue . Ther e wa s discussio nwhethe r repaire d valve s mus t b e monitore d on e tim e pe r mont hfo r tw o month s followin g valv e repair . Furthe r discussio ni s neede d o nthi s issue . Flange s Th e Committe e agree d t o exemp t unsafe-to-monito r flange s fro m the regulation . Th e Committe e agree d tha t bod y flange s ar e no t (an d neve r were ) include d i nthe negotiate d regulation . The Committe e agree d tha t repaire d flange s mus t be monitore d onc e withi n6 0 day s o f returnin g t o VHA P service .P. 7

Phasin g o f Standard s

Th e Committe e agree d tha t Phas e I o f the regulatio nwil l begi n6 month s afte r promulgatio no f the equipmen t leak s regulation . Th e Committe e agree d tha t Phas e I I o f the regulatio nwil l begi n1 8 month s afte r promulgatio no f the equipmen t leak s regulation . Th e Committe e agree d tha t Phas e II I o f the regulatio nwil l begi n 3 6 month s afte r promulgatio no f the equipmen t leak s regulation . Th e Committe e agree d tha t the firs t percen t leake r determinatio n wil l be performe d wit hdat a collecte d i nPhas e II I o f th e regulations . A

sourc e ma y

elec t t o ente r Phas e II I a t a dat e earlie r tha nthe require d date . Th e Committe e agree d tha t al l equipmen t control s (e.g. , cap s fo r open-ende d lines , closed-loo p samplin g systems ) mus t be installe d an d operatin g withi ntw o year s afte r promulgatio no f th e standard .
Response Factor s

Th e EP A

presente d a proposa l fo r equipmen t screenin g valu e respons e facto r correctio ntha t i s include d a s Attachmen t 9 . Th e Committe e agree d t o the followin g procedure fo r respons e facto r correction : I f al l o f the individua l HAP s i na proces s have a respons e facto r les s tha no r equa l t o 3 (i nthe rang e o f 50 0 t o 2,00 0 ppm) , the nrespons e facto r correctio ni s no t necessary . I f an y respons e factor s ar e greate r tha n3 , the na weighte d averag e respons e facto r mus t b e calculate d fo r an y strea m containin g suc hcompounds . I f thi s R F i s stil l greate r tha n3 , the nequipmen t screenin g value s mus t b e correcte d b y thi s R F o r anothe r instrumen t mus t b e use d fo r thi s strea m o r anothe r calibran t mus t be used . I f the stream-weighte d averag e respons e facto r i s les s tha no r equa l t o 3 , the nrespons e facto r correctio n i s no t required . CM A ha s agree d t o wor k wit hEP A t o refin e thes e requirements .

Standard s fo r Othe r Equipmen t

Th e Committe e di d no t discus s thi s issu e beyon d the discussio no f ND E summarize d earlier . Analyze r System s

CM A prepare d a proposa l fo r regulatin g analyze r system s tha t i s include d a s Attachmen t 10 . Th e Committe e seeme d t o agre e tha t the substanc e o f the ide a i s acceptable , bu t tha t detail s nee d t o b e refined . Th e EP A wil l wor k wit hCM A o nthi s and wil l includ e i t i nthe nex t draf t o f the regulatio nfo r revie w b y th e Committee .P. 8

Ne w versu s Existing Proces s Unit s

Th e Committe e agree d tha t the standar d wil l b e the same fo r ne w an d existing plant s excep t fo r phasing o f the requirements
. Ne w plant s woul d star t i n Phas e I I o f the regulation s an d woul d star t Phas e II I on e yea r afte r start-up . Equivalenc e CM

Aprepare d a provisio n fo r equivalenc ydeterminatio n tha t i s include d a s Attachmen t 11
. Th e EP Awil l revie w the proposa l wit h it s attorneys .
Draf t Agreemen t

Draf t Rul e Phi l Harte r distribute d a draf t agreemen t tha t i s include d a s

Attachmen t 12
. Th e EPArequeste d comment s o n the draf t agreemen t b yFriday , Jul y27 , 1990
.

Acop yo f the draf t equipmen t leak s rul e wa s distribute d an d i s include d a s Attachmen t 13
. Th e EP Arequeste d comment s o n the draf t rul e b

yFriday , Jul y27 , 1990
.P. 9

f 4
. si. 

# ATTACHMEN T 1

Tuesday , Jul y

1 7 10:00-10:0 5 10:05-10:1 5 10:15-10:3 0

10:30-10:4 5 10:45-12:3 0

12:30 - 1:0 0 1:00 - 2:0 0

2:00 - 2:3 0

2:30 - 2:4 5 2:45 - 4:4 5

4:45 - 5:0 0 5:00 - 5:3 0

5:30 - 6:0 0 Introduction s

Revie uo f th e revise dminute s Review o f th e agenda : ne uan dope nissue s tha t nee d t o b e considered , a s uel l a s th e orde r i nuhic hthe y ar e considere d Repor t o f th e Draftin g Committe e Batc hprocesse s

- - Applicatio no f alternativ e approach : everyon e o r definitio no f batc hproces s

— Forma t o f standar d

— Numerica l limit s

— Measuremen t methodolog y Lunc h 0 1

— Genera l requiremen t

— Smal l busines s exemptio nfro m performanc e trial s Pump s

- - Ho uar e percentag e leaker s counted : proces s uni t o r facilit y

- - Exemption s fo r specifi c processe s o r include d uithi n0 1

— I s minimu

m numbe r fo r 0 1 2 o r 3 pump s Brea k Scop e o f th e standar d

— Applicatio nt o BT Xunit s

— Limitation s languag e r e applicatio nt o refinerie s

- - Storag e andenduser s

- - Time i nus e

— Pilo t plant s Brea k Value s

— Monitorin g o f "leakless " valve s

- - Credi t fo r removin g valves .

- - Follo uu pfrequenc y fo r repaire dvalve s — 1 o r 2 month s Flange s

— Exemptio nfo r "unsaf e t o monitor "

— Exemptio nfo r body

flange s

— Follo uu pfrequenc y fo r repaire dflange s — 1 o r 2 month sP.1 0

Wednesday , Jul y

1 8 9:00-10:0 0 Phasin g o f Standard s

— Effectiv e dat e

— Equipmen t standard s

— Star t o f Phase s I , II , andII I

- - 0 1 program

availabilit y

— 0 1 program

timin g o f replacement s

— bihe ndoe s firs t percen t leake r determinatio n start : Dat a onl y

fro m Phas e II I o r als o fro m Phas e I I 10:00-12:0 0 Miscellaneou s

- - Respons e factor s

— Standard s fo r othe r equipmen t

— Definitio no f n o detectabl e emission s

— Analyzer/samplin g system s

— Ne uversu s existin g proces s unit s

— Notificatio nwhe nenterin g monthl y monitorin g o r 0 1 program

fo r valve s 12:00-12:3 0 Lunc h 12:30 - Othe r issues , unfinishe dissue s

- - Draf t agreemen t

— Iifta t need s t o b e done , b y whom , whe nP.1 1



# ATTACHMEN T2

ENVIRONMENTA L PROTECTIO N AGENC Y NEGOTIATIN GCOMMITTE E FOR CONTRO L O F FUGITIV E EMISSION S O F VOC s FROM EQUIPMEN T LEAK S ATTENDEE S LIS T FORMEETINGO F JUL Y17 , 199 0

Name Debora hDa l to n E dMorett i Ja nMeye r Kathy Kaufma n GlennRive s Ric k Colye r Fre dDimmic k Dwigh t Atkinso n Bruc e Grumstru p Meredit hMi l He r Ro nBerglun d Bruc e Davi s Davi dGustafso n Chery l Sutterfiel d Bil l Grimle y Kare nFidle r Kathy Baile y Richar dSigma n Joh nKitchen s Bil l Carpente r Eda nDionn e Do nPiehn Her bWurstne r Elle nSieglfi r Joann e Schaic h To m Kell y Bo bMajewsk i Harve l Roger s Le s Montgomer y Lind a Curra n Larr y Goodhear t Phili pHarte r Bo bAja x Davi dDunn Tom Kittlema n Davi dDonige r Alle nHershkowit z Bo bRowlan d A l Bicku m Gu s VonBodunge n Bruc e Bower s Affiliatio n U.S . EPA Radia nCor p EPA EPA Radia nCor p EPA EPA EP A Fishe r Control s C o Fishe r Control s C o Unio nCarbid e Exxo nChemica l C o DO W PM A EPA CM A CM A CM A DuPon t Durametalli c IB M Joh nCran e In c Gould s Pump s AP I Tennesse e Eastma nC o U . S . EPA NESCAUM La w Environmenta l TAC B Amoc o 01 1 C o Chevron/AP I Facilitato r U . S . EPA Sterlin g Chemical s DuPont/CM

A NRD C NRD C Pfize r IISR P L A DE Q Standar dChlorin e



### JP.1 2

i < 

# ATTACHMEN T3 

# DRAFT

XX.X4-2

. Alternativ e mean s o f emissio n limitatio n - Batc h processes
. & L.,- Y t hr£-f o ^ provisions

. n y^.Xl'll

^ht^ou^h^.n-^d, X*.kl-ll t )tJC.M

Z^oynef

**.* 3 Pfi.jj-ht- «- J ( a )^A n owne ro roperato ro f a batc h proces s whic h haff'IffiTffiir t i n VHA P servicenma

yelec t t o eithe rpressur e tes t o rmonito rth e equipmen t fo rleaks o.Sprcvicle c f Th e owne ro roperato rshal l compl ywit h one o f th e alternativ e requirement s /^^.K J (vmbwiy specifie d i n paragraph s (b ) and (c ) o f thi s section

. Section o*
- rr\\lJk«<(b ) Th e followin g requirement s shal l b e me t i f a n owne ro roperato r^rfe^v vvE K 

### ^e ^ elect s t o us e pressur e testin g o f batc hproduc t 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 paragraphi s exemp t fro m th e provision s o f §XX.X2-U . throughXX.X2-10 , §XX.X2-12 , §XX.X2-13 , an d§XX.X 3 o f thi s subpart . *~ or- 

### (1 ) Eac htim

e equipmen t i s reconfigure dfo r productio no f a produc t ,and" ^ eac htime th e sea l betwee nan y tw o piece s o f equipmen t i s broken , th e batc h produc t proces s equipmen t shal l be pressur e teste dfo r leak s befor e VHAP i s firs t fedt o th e equipmen t an dth e equipmen t i s place di nVHAP service . Eac h batc hproduc t proces s tha t operate s anytime durin g a calenda r yea r shal l b e pressur e teste dat leas t [e.g. , once ] durin g tha t calenda r year . in 

### yf-Hr-P S7tt^vi

Ct 

### (2 ) Th e batc hproduc t proces s equipmen t shal l b e teste dusing th e procedure s specifie di

n§XX.X5(f) . / psicj in I hr 

### (3 ) I f th e chang e i

npressur e i s greate r tha n0. 3 psig/1 6 mi no r i f ther e i s visible , audible , o r olfactor y evidenc e o f flui dloss , a lea ki s detected . (4 ) I f a lea ki s detected , i t shal l b e repaire dan dth e batc hproduct proces s equipmen t shal l b e prsssurdf^este dbefor e VHAP i s fedt o th e equipment ^ -tf^rd^ f a-44* . sej^nd o- A (i ) Ae y batc hproduct-proces s tha t fails' * 2 consecutiv e pressur e tests , \~t shal l b e repaire da s soona s practicable , bu t no t late r tha n20 . calenda r day s afte r th e equipmen t i s place di nVHA P service , excep t a s provide di nparagraph (d ) o f thi s section . (c ) Th e followin g requirement s shal l b e me t i f anowne 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 di

n §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 , an d§XX.X3 . (2 ) Th e equipmen t shal l b e monitore dfo r leak s by th e metho dspecifie d i n§XX.X5(b ) whe nth e equipmen t i s i nVHA P service , i

nus e wit ha

nacceptabl e surrogat e volatil e organi c compoundwhic hi s no t a VHA P o r 1 s i nus e wit han

y othe r detectabl e ga s o r vapor . Wo^rtonn a shoal ngt # £ meekUi

r-t.$ u>h&>\ e<*u.i ptmc * i s nc+ M VWrt P ser-v/'ec . -*
. v (3 ) Th e equipmen t shal l b e monitore dfo r leak s a s specifie dbelow : (i ) Eac htime th e equipmen t i s reconfigure dfo r th e productio no f aP.1 3

produc t and eac h tim e a sea l i s broke n betwee n an y tw o piece s o f equipment , (li j McunCfS

SWLI I b t WOtfit+oreld iirx CLtCdr&a*C£. Uf44- VX.XZ-'S. (iii ) AtNt^h

e frequenc y calculate d i n th e followin g equatwrn ' o r time s pe r yea r i f the v 6alculate d frequenc y i s les s tha n tiffin s pe r year : ^continuou s Wher e 

### screening frequ£«i* y fo r batc hoperation s

, o

\ T 

### o o = 

### averag e time equipment* ^ i nVHA P servic e i

nth e \f)tXj POU**- J previou s year^expresse da s percentag e o f 876 0 hour s

^ y 0 U S 

### = monitorin g frequenc y spe^tfcie dfo r equipmen t i

n continuou s service , (e.g. , oncefres^ O days ; onc e pe r 3 0 days) .

l/*(sj±jLn£- 

### (4 ) I f a lea ki s detected , i t shal l be repaire da s soona s practicabl e bu t no t late r tha nI S calenda r day s afte r it i s detected , excep t a s provide d i nparagraph(f ) o f thi s section . (d ) 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 replacemen t equipmen t i s no t availabl e providin g th e followin g condition s ar e met : (i ) Equipmen t supplie s hav e bee ndeplete dan dsupplie s hav e bee n sufficientl y

stocke dbefor e th e supplie s wer e depleted . (ii ) Th e repai r i s mad e n o late r tha n1 0 day s afte r deliver y o f th e replacemen t equipment . '^yv.^ 1 m -f o 

### Batc hProcess , mean s a process^whic h>s - intermitten t o r diacontinuou s an d t h a Vni t "aJ^H y n* inHiwiHin
. i»«m « w f n^nipwn t <i& inf>-^ii»H»1 y i n 

### VHA P service , th e equipmen t i s fe dintermittentl y o r discontinuously . Processin g the noccur s i

nthi s equipmen t afte r whic hth e equipmen t i s UJ->A€ > 

### generall y emptied . Onl y

bate hproees s equipmen t i nus e wit ha-haea.'dsu j ^ li r pnlliitnn

t In nthi nflfl

l n f th r tntn l nviiiliilil

i Min i I nI I ni ilimli r ynii r nsligihl r fn r tr^at"""" * HHH M 

### iTtin nH.o. . 8-Zfi O hours/ycai 1 

### ) o f thI A

rule - 

### . Example s o f industrie s tha t us e batc hproces s includ e pharmaceutica l manufacturer s an dpesticid e manufacturers . Batc hProduct-Proces s equipmen t trai nmean s th e collectio no f equipmen t (e.g. , flanges , reactors , valves , pumps , etc. ) configure dt o produc e a specifi c productJj y

a batc hprocess . .^jt^KoTes t Method s §XX.X 5 (f ) Th e followin g procedure s shal l b e use dt o pressur e tes t batc hP. M



### product-proces s equipmen t t o demonstrat e complianc e wit hth e requirement s o f §XX.X4-2 . (1 ) Th e batch.BToJuct-proces s equipmen t trai nshal l b e pressurize dwit ha . aa- S (o A. air , nitrogen ) o r %tt4r i 

### To c 

### tr? e operatin g pressur e o f th e equipment . Th e equipmen t shal l no t b e teste da t t o 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 air , nitrogon t 

### o r wate r sourc e shali l b e shu t off . , , . . , .

_ , _ . * .• ,._ (3)( f 

### ')A t tho nen do f - • minute o [hours] , th e pressui e i nthe bali h,£ 

### "u 

### "uJ 

### ~ es 

### product-proces s equipmen t ttui nshal l b nnim;,uretl . Th e chang e i npressur e \ r

-hfttz* bahz. Drodutf -^shal l b e calculate dusing th e followin g equation :

P = P f 

### - P i 

### wher e P = chang e i

npressur e Pf = fina l pressur e 2(1 i) fo r 4H^pr^e<£^Jz^TMTMcih. a. li^d^e^. sha.0be no i//S/'6/e^/•ecdc.a^e.. (4 ) Th e pressur e shal l b e measure dusin g a pressur e measuremen t devic e Lfakitko" (gauge , manometer , o r equivalent ) whic hha s a precisio no f i nth e TTiJb. )s rang e o f tes t pressur e an di s capabl e o f measurin g pressure s u pt o th e relie f fyejna se t pressur e o f th e pressur e relie f device . reAues^€A

- V s^s to-eJovu • _2

_ fefnO-x-P- eoucr\ "\nd'tvlduaJ r+eM

cfc- efyup/henrr

is i*VrMPservice. JrrJL \ICL,\VCS



### Sho-li be innoru-forz-d l</i/eoLr- pumps and CL^I+OLJ?} 

### t~ Sted*\ >c/

qLLa-r-rvr,

O L

### MM*? \r\ os. caje*d^^&XJT>



### i ^^, v 

### /A ctiwur+erls, iP.Setm^ruud,

$0% -7 ^ bi-nntfvtfh/y i^/yr- P-x/'/ ^

~~T

6 

### / ^ OU)n*r- **- operator- r^tLpl^ WA. ^Q

_ ^J^^ ^P.1 5



# ATTACHMEN T4 Qualit yImprovemen t Progra m

Durin g Phase s I an d I I o f th e progra mfo r an

yfacilit yand/o r component , monitorin g wil l b e conducte d an d dat a collecte d tha t wil l giv e th e owner/operato r a goo d ide a o f whethe r th e facilit y and/o r componen t wil l b e abl e t o mee t th e requirement s associate d wit h th e bas e perio d i n term s o f leak definitio n and percen t leakers
. Afte r a facility

i s i nPhas e II , a deoisio nshoul d be mad e tha t the bas e perio

d requirement s ca

nb e me t or tha t a Quality Improvemen t Plan(QIP ) progra

m shoul d b

e initiated . Th

e followin

g criteri a wil l b e establishe

d fo r an y facilit

y choosin

g th e QI P optiono f the program . 1 . To r a perio

d o f tw o year s or 2 monitorin g cycle s fro

m the beginnin

g o f Phas e III , a facilit y ma y elec t t o begi na QIP . Th

e facilit

y ma y discontinue th

e QI P a t an

y tim e providin

g th e facility' s emissio nperformanc e (

% leaking ) i s superior t o th

e bas e requirement s o f th e program . 2 . Afte r a facilit y ha s complete

d a QIP , the facility may ente r int o futur e QI P program s provided the facilit y remai ninsubsequent QI P program s for a minimu

m period o f thre e years .
I f a facilit ychoose s th e QI P option , tha t progra mshoul d hav e th e followin g characteristics : Optio n A- Demonstratio n o f Progres s Asourc e ma ydesig n a site-specifi c progra mt o significantl yreduc e emission s ove r time
. Suc h a progra mwoul d require : a ) Continuatio n o f th e bas e perio d LDA R program . b ) Documentatio n o f effort s t o reduc e th e numbe r o f leakin g component s an

d th e concentratio n o f monitore d leaks
. c ) Documentatio n o f emissio n reduction s o f a t leas t 10 % pe r monitorin g cycl e fro mth e leve l determine d b ya naverag e o f th e tw o previou s monitorin g cycle s unti l th e bas e perio d requirement s ar e satisfied
. I f a sourc e canno t mak e th e demonstratio n require d i n (c ) withi n tw o monitorin g cycles , th e sourc e wil l automaticall yb e require d t o implemen t optio n B . Optio n B - Lo w Emissio n Performanc e Technolog yRevie w Asourc e ca n ente r a progra mdesigne d t o reduc e emission s b y replacemen t o r modificatio n o f existing technolog ywit h technology regarde d "lo w leak"
. Suc h a progra mwoul d require :P.1 6



### I . Dat a Collectio

n A . Monitorin

g dat a i s t o b

e collecte

d fo r eac hcomponen t t o b e covere

d b y th e Qualit

y Improvement Progra m a t th e bas e perio d o f frequency . B . Dat a collecte d shal l includ

e lea k rate , servic e characteristic s ; (constituents , temperature , pressure , othe r strea

m variables ) an

d equipment parameter s (design , materials , labor , etc.) . II . Dat a Analysi s A . Leak rat e dat a shal l b e analyze

d t o determine the services , operatin

g practice s an

d equipmen t tha t have significantl y

poorer emissio

nperformance . Thi s analysi s shal l b e complete

d fo r eac hproces s no t later thanthe en d o f th

e firs t year of th e QI P progra

m an d shal l b

e repeated annuall y

fo r eac hyear tha t th

e QI P provisioni s exercised . B . Al l dat a collected , includin g an y dat a obtained durin g on-line trials , shal l b

e submitte

d t o a nintercompan

y o r intracompan

y progra m fo r analysis . The purpos e o f the dat a analysi s i s t o provid e a focu s o

nth e equipmen t an

d operatin

g parameter s tha t ar e associated withth e bes t emissio

nperformanc e for specifi c services . Th

e result s o f thi s effor t shal l provide facilitie s managemen t wit henoug hinformatio

no nthe appropriat e technolog

y an d operatin

g practice s neede d t o achiev

e lo w emissio nperformance . Th

e initia l analysi s o f dat a fro m tw o monitorin

g period s o

r tw o years , whicheve r i s longer , shal l b e completed before th e en d o f th

e secon d yea r o f the QI P program . The analysi s shal l b e repeate

d eachyea r th e QI P progra m continues . C . The dat a analysi s wil l for m th e basi s o f a

nactio nplan t o identify , replac e o r modif y

thos e type s o f equipment , proces s service s an d operatin

g practice s whichresul t i n poo r emissio

nperformance . III . ActionPla

n A . Developmen t an d implementatio

no f a purchasing , specificatio

nan d maintenanc e pla

nt o improv

e emission performanc e no t later tha nthe en

d o f the secon

d yea r o f the QI P program . Th e pla nshal l incorporat e the dat a analysi s performe

d i nII. C an

d shal l documen t ho w the result s wil l b

e use d t o improv

e th e facilitie s emission performance .P.1 7



### B . Replacemen t Requirement s 1
. Al l component s tha t ar e replace d ar e t o b e replace d wit h technolog

yidentifie d i n II. B a s lo w emissio n technology
. 2
. Twenty-fiv e percen t o f thos e component s identifie d i n Sectio n II. Aa s significantl ypoo r performer s tha t ca n b e replace d o r modifie d on-lin e shal l b e replace d o r modifie d eac h yea r wit h alternat e technolog yt o tes t it s performance
. Replacemen t shal l b e wit h component s identifie d i n II. B a s low emissio n technology
. Al l othe r leaker s wil l b e repaire d o r replace d wit h existin g technology
. 3 . Further , twent y fiv e percent o f th

e component s identified ihSectio

nII. A a s poor performer s tha t canno t be replaced on-lin

e shal l b

e replace

d o r modified wit h alternat e technolog y durin g eac hplanned proces s uni t shutdown . 4 . If , inreviewin g th e dat a analysi s described i nSection B above , significant difference s inlea k performanc e ar e no t foun

d amon g type s or group s o f valves , thenth e provision s o f Sectio nIII.B.1- 4 d

o no t apply . 5 . Monitorin

g dat a fo

r component s replace d wit hlo

w emission technologywil l b

e segregate d t o insur e tha t actua l performanc e result s i n emissio n rate s significantl yles s tha n th e componen t whic h wa s replaced
. 6
. Base d o n analysi s o f thi s data , th e plan t shal l develo p an d implemen t improvement s i n it s equipmen t purchasing , specification , inspectio n an d testin g practice s t o assur e tha t low emissio n technolog yi s incorporate d int o regula r practice s o f th e plant
.P.1 8



# ATTACHMEN T5 Qualit yImprovemen t Progra m

During Phase s I an d I I o f th e progra m fo r an

yfacilit yand/o r component , monitorin g wil l b e conducte d an d dat a collecte d tha t wil l giv e th e owner/operato r a goo d ide a o f whethe r th e facilit y and/o r componen t wil l b e abl e t o mee t th e requirement s associate d wit h th e bas e perio d i n term s o f leak definitio n an d percen t leakers
. Afte r a facility

i s i nPhas e II , a decisio nshoul d be made tha t th e bas e perio

d requirement s ca nb e me t or tha t a Quality Improvement Pla

n(QIP ) progra

m shoul d be initiated . The followin g criteri a wil l b e established for an y facility

choosin

g th e QI P optio no f th e program . 1 . Withi nfirs t yea r o f Phas e III , a facility ma y elec t t o begi na QIP . The facility ma y discontinue th

e QI P a t an

y tim e providin

g th e facility' s emissio nperformanc e (

% leaking ) i s superior t o th e bas e requirement s o f the program . 2 . Afte r a facilit y inQI P return s t o <2 % leakin g valves , the facility

ma y remai ni

nQI P (without the nee d for vavl e replacement) . I f a facility inQI P leave s QIP , the facility

ca nno t reente r QI P unles s the facility become s a modified source . I f a facilit ychoose s th e QI P option , tha t progra mshoul d hav e th e following characteristics : Optio n A- Demonstratio n o f Progres s Asourc e maydesig n a site-specifi c progra mt o significantl yreduc e emission s ove r time
. Suc h a progra mwoul d require :
a ) Continuatio n o f th e bas e perio d LDA R program . b ) Documentatio n o f effort s t o reduc e th e numbe r o f leaking component s an

d th e concentratio n o f monitore d leaks
. c ) Documentatio n o f emissio n reduction s o f a t leas t 10 % pe r monitorin g cycl e fro mth e leve l determine d b yan averag e o f th e tw o previou s monitorin g cycle s unti l th e bas e perio d requirement s ar e satisfied
. I f a sourc e canno t mak e th e demonstratio n require d i n (c ) withi n tw o monitorin g cycles , th e sourc e wil l automaticall yb e require d t o implemen t optio n B .P.1 9



### Optio n B - Lo w Emissio n Performanc e Technolog yRevie w Asourc e ca n ente r a progra mdesigne d t o reduc e emission s b y replacemen t o r modificatio n o f existin g technolog ywit h technolog

y regarde d "low leak"
. Suc h a progra mwoul d require : I . Dat a Collectio n A . Monitorin g dat a i s t o b e collecte d fo r eac h componen t t o b e covere d b

yth e Qualit yImprovemen t Progra ma t th e bas e perio d o f frequency
. B . Dat a collecte d shal l includ e leak rate , servic e characteristic s ; (constituents , temperature , pressure , othe r strea

mvariables ) an

d equipmen t parameter s (design , materials , labor , etc.)
. II . Dat a Analysi s A . Lea k rat e dat a shal l b e analyze d t o determin e th e services , operatin g practice s an d equipmen t tha t hav e significantl ypoore r emissio n performance
. Thi s analysi s shal l b e complete d fo r eac h proces s not . late r tha n th e en d o f th e firs t yea r o f th e QI P progra m an d shal l b e repeate d annuall yfo r eac h yea r tha t th e QI P provisio n i s exercised
. B . Al l dat a collected , including an ydat a obtaine d during on-lin e trials , shal l b e submitte d t o an intercompan yo r intracompan

y progra mfo r analysis
. Th e purpos e o f th e dat a analysi s i s t o provid e a focus , o n th e equipmen t an d operatin g parameter s tha t ar e associate d wit h th e bes t emissio n performanc e fo r specifi c services
. Th e result s o f thi s effor t shal l provid e facilitie s managemen t wit h enough informatio n o n th e appropriat e technolog

yan d operatin g practice s neede d t o achiev e lo w emissio n performance
. Th e initia l analysi s o f dat a fro mtw o monitorin g period s o r tw o years , whic h eve r i s longer , shal l b e complete d befor e th e en d o f th e secon

d yea r o f th e QI P program . Th e analysi s shal l b e repeate d eac h yea r th e QI P progra mcontinues
. C
. Th e dat a analysi s wil l for mth e basi s o f an actio n pla n t o identify , replac e o r modif ythos e type s o f equipment 1 

### , proces s service s an d operatin g practice s whic h resul t i n poo r emissio n performance
. The dat a collectio nan d analysi s wil l b e based o

na t leas t 1 2 categorie s wit hthe followin g parameters : services , operatin g practices , an

d equipment . Thes e parameter s wil l be base d on : tw o service s (ga s an

d liquid) , tw o operatin

g practices(frequentl y operated an

d infrequentl y operated) , an

dP.2 0



### thre e type s o f equipmen t (reputed-to-be-lo w leakin

g b y manufacture r claims , demostratrated-to-be lo w leakin

g b y "performanc e trials , an d other) . Additiona l parameter s ma y be use d i f i t provide s a determinatio n o f significantl y

poore r an

d bes t performanc e wit ha comparabl e number o f component s bein g replace

d unde r th

e Actio nPlan . Th e lea k rat e (

% o f leakin

g component s withi nth e cross-category ) wil l b e assigne

d t o eac

hcross-category . "Significantl y

poore r performance " mean s performanc e b y thos e component s i

nth e cross-categorie s containin g th e highes t 5 (o

r at the 60thpercentil e fo r larger group s o f categories ) lea k rates . "Bes t performance " mean s lowes t lea k rat e performanc e b y a differen t type o f equipmen t withi na cross-categor y wit hthe sam

e servic e an

d operatin

g practices
. III . Actio n Pla n A . Base d o n Dat a Analysi s i n I I t o identif ylow-emitting technologie s an

d bes t operatin g practices , develo p an d implemen t a purchasing , specificatio n an d maintenanc e plan
. Th e pla n shal l (1 ) Specif ypurchas e o f thos e technologie s identifie d a s low-emitters , base d o n th e parameter s identifie d i n th e dat a analysi s associate d wit h suc h technologie s an d appropriat e application s (e.g. , seale d bellow s valve s i n low-pressure , non-corrosiv e ligh t liqui d service , etc. ) (2 ) Establis h manufacture r specification s (e.g. , materials , bellow s type , gaske t material , leak-tightnes s pe r x cycles , etc. ) fo r low-emitting technologies
. (3 ) Specif ya writte n procedur e fo r benc h testing prio r t o fiel d installation
. Perfor mbenc h testing accordin g t o th e procedur e t o ensur e component s initiall ymee t leak-tightnes s specification s identifie d i n th e previou s paragraph
. (4 ) Perfor

ma n audi t o f x percen t o f th e component s prio r t o replacemen t t o ensur e tha t al l specification s ar e met . (4 ) Includ e maintenanc e provision s t o ensur e tha t low emittin g technologie s perfor ma s specified , including a monitorin g schedul e fo r checkin g leak s (including a t installation) , visua l inspectio n fo r valv e integrit yan d deterioration , etc .P.2 1



### (5 ) Thoroughl ydocumen t basi s fo r determinin g low

emitters , developmen t o f specifications , developmen t o f benc h testing parameter s an d result s o f benc h tests , th e maintenanc e plan t o b e implemented , date s an d result s o f maintenanc e implementation
. Thes e record s shal l includ e al l aspect s o f thi s plan
. B . Replacemen t Requirement s 1 . Al l component s tha t ar e replace d ar e t o be replace d wit h technolog

y identifie

d i nII. B a s lo

w emissio

ntechnology . 2 . a . Twenty-fiv e percen t o f thos e component s identifie d i nSectio

nII. A a s significantl y

poor performer s tha t ca nbe replaced or modified on-line shal l b e replace d or modified eachyear wit halternat e technolog

y t o tes t it s performance . Replacemen t shal l be wit hcomponent s identifie d i nII. B a s lo

w emissio ntechnology . Al l othe r leaker s wil l b e repaire d or replaced wit hexistin g technology . b . Lo w emissio

nperformanc e technolog y trial s for unrepairabl e component s t o tes t ne w technolog

y a s follows , t o b e installe d a t a tur

naround . i . 5 0 percen t o f unrepairabl e valves . ii . A t leas t one unrepairabl e pump . 3 . Further , twenty fiv e percen t o f th

e component s identifie d inSectio

nII . A

a s poo r performer s tha t canno t b e replace d on-line shal l be replaced or modifie d wit h > alternat e technolog y durin g eac hplanne

d proces s uni t shutdown . 4 . If , inreviewin g th e dat a analysi s described i nSectio

n B above , significan t difference s inlea k performanc e ar e no t foun

d amon g type s or group s o f valves , the nth e provision s o f Sectio nIII.B.1- 4 do no t apply . 5
. Monitorin g dat a fo r component s replace d wit h lo w emissio n technolog

ywil l b e segregate d t o insur e tha t actua l performanc e result s i n emissio n rate s significantl yles s tha n th e componen t whic h wa s replaced
. 6
. (a ) Base d o n analysi s o f thi s data , th e owne r o r

operato r shal l develo p a qualit ycontro l progra mt o minimiz e emissions
. Approva l o f th e progra mwil l b e grante d b

yth e administrato r provide d h e find s that :P.2 2



### i
. th e plan t establishe s minimu mdesig n standard s fo r th e categorie s ,o

f valves
. Th e design standard s shal l specif yknow n critica l parameter s suc h a s tolerance , manufacturer , material s o f construction , previou s usage . ii
. al l equipmen t order s shal l specif yth e equipmen t th e design standar d (o r minimu mtolerances ) fo r th e equipment
. iii
. th e plan t establishe s a writte n procedur e fo r benc h testing fo r leaks
. Al l valve s purchase d afte r conclusio n o f th e performanc e trial s shal l b e benc h teste d fo r leaks
. Onl ynonleakin g valve s ca n b e installe d i n th e proces s unit
. iv
. al l replacemen t valve s ar e teste d fo r leak s durin g installation
. v . th e plan t conduct s an audi t o n percen t o f equipmen t purchase d t o ensur e i t conform s wit h th e purchas e specifications
. • vi
. th e plan t specifie s th e operatin g practice s an d maintenanc e progra

mfo r th e low emissio n potentia l equipment
. (b ) Th e owne r o r operato r shal l maintai n record s o f purchas e specifications , audi t procedures , benc h scal e tes t results , an d al l othe r dat a neede d t o documen t th e qualit ycontro l program .P.2 3



# ATTACHMEN T 6 '"IT . * °

TH E HAZARDOU S ORGANI C NESHA P (HON ) STANDAR D THA T EP A I S PLANNIN

GT O ADOP T UNDE RSECTION

11 2 I S EXPECTE D T O INCLUD E ANYORAL L O F TH E FOLLOWIN G PROCESSES : SOCM I PROCESSE S THA T PRODUC E A HA P ON TH E CA A LIS T O F 19 1 O

RUS E A S A REACTAN T ON E O

RMOR E HA P T O PRODUC E A SYNTHETI C ORGANI C CHEMICAL . EMISSION SOURCE S T O B E COVERE D ARE : PROCES S VENT S (CONTINUOU S PROCESSE S ONLY , NO T BATCH ) EQUIPMEN T LEAK S (FO

RBOT H CONTINUOU S AN D BATC H PROCESSES ) STORAG E VESSEL S TRANSFE R WASTEWATE R TH E FOLLOWIN

GNON-SOCM I PROCESSE S THA T US E ANYO F 8 CHEMICALS* : PRODUCTION

O F NEOPRENE , STYRENE-BUTADIEN E RESINS , POLYBUTADIENE , PHARMACEUTICALS , PESTICIDES , CHLORINE , CHLORINATE D SOLVEN T USERS , AN D MISCELLANEOU S BUTADIEN E USERS . EMISSION SOURCE S T O B E COVERE D ARE : EQUIPMEN T LEAK S (FO RBOT H CONTINUOU S AN D BATC H PROCESSES ) STORAG E VESSEL S

*TH E 8 CHEMICALS AR E METHYLEN E CHLORIDE , PERCHLOROETHYLENE , TRICHLOROETHYLENE , CARBON TETRACHLORIDE , CHLORINE , BUTADIENE , ETHYLEN E DICHLORIDE , AN D ETHYLEN E OXIDE .P.2 4



# ATTACHMEN T7

Non-SOCM I Processe s Include d i nScop e o f Negotiate d Equipmen t Leak s Standar d
A t the 7/1 7 & 1 8 meeting , ther e wer e question s regardin g the processe s o r facilitie s include d i nthe lis t o f 8 non-SOCM I processes . Th e followin g definition s ar e a nattemp t t o describ e thes e non-SOCM I operations .
"Neoprene/Chloropren e proces s unit " mean s a proces s uni t tha t manufacture s chloropren e throug hthe chlorinatio no f 1,3-butadien e and subsequentl y

polymerize s the chloropren e t o manufactur e polychloroprene/neoprene . [Note : Facilitie s tha t produc e neoprene startin g fro m chloroprene d o no t handl e butadiene and , hence , ar e no t include d i nthi s sourc e category. ]
"Styrene-butadien e rubbe r productio nproces s unit " mean s a proces s uni t tha t manufacture s styrene-butadien e copolymers , whethe r i nsoli d (elastomer ) o r emulsio n(latex ) form . "Polybutadien e proces s unit " mean s a proces s uni t tha t manufacture s polybutadien e throug hthe polymerizatio no f 1,3-butadiene .
"Pharmaceutica l productio nproces s unit " mean s a proces s uni t tha t use s an y o f the 8 Intent-to-Lis t chemical s i nreactions , i nproduc t separation , i n purificatio no r i nformulatio n(e.g. , table t coating) . Pharmaceutica l operation s ar e no t include d i nothe r categorie s suc ha s "Chlorinate d hydrocarbon s use" .
"Pesticide s productio nproces s unit " mean s a proces s uni t tha t manufactures , formulates , o r package s pesticide s usin g an y on e o r more o f the 8 Intent-to-Lis t chemicals .
"Chlorin e productio nproces s unit " mean s a proces s uni t tha t use s carbo n tetrachlorid e i nthe manufacture o f chlorine . Use s o f carbo ntetrachlorid e i n the manufactur e o f chlorin e ar e a s a diluen t fo r nitroge ntrichlorid e and a s a scrubbin g liqui d t o recove r chlorin e fro m tai l gas .
"Chlorinate d hydrocarbo nuse i nchemica l process " mean s use o f on e o r mor e o f the 8 Intent-to-Lis t chemical s a s a reactan t o r a proces s solven t b y a chemica l plan t proces s unit . Example s o f product s tha t ar e manufacture d b y processe s i nthi s categor y ar e polycarbonates , ethylen e amines , an d chlorinate d paraffins .
"Miscellaneou s butadien e users " mean s a proces s uni t tha t produce s on e o r more o f the followin g miscellaneou s butadien e products : tetrahydrophtali c andydrid e [THPA] , methylmethacrylate-butadien e styren e [MBS ] resins , Captan , 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 .P.2 5



# ATTACHMEN T8 ifa/fi

>tir^ 

# r Potentia l Applicabilit yo f Standar d t o Refiner yCategorie s

Th e standard s incorporate d i n thi s Agreemen t wer e establishe d b yth e Negotiatin g Committe e base d primaril yo n dat a fromth e best-performin g ethylen e oxid e plant s an d dat a froma fe w othe r SOCM I plants
. Th e Committe e di d no t revie w dat a frompetroleu m refinin g processe s becaus e the ywer e outsid e th e scop e o f th e negotiations , an

d th e Committe e doe s no t kno w whethe r th e numeri c standard s incorporate d i n thi s agreemen t ar e achievabl e b y refiner yprocesses . I t i s agree d tha t th e regulator yframewor k o f th e negotiate d regulatio n shoul d b e use d whe n EP Adevelop s

Ltion s fo r thos e petroleu mprocesse s tha t ar e t o b e regulate d unengEfrfifel a I M o f th e Clea n Ai r Act . However , th e Committe e believe s tha t thereYewr e technica l difference s betwee n SOCM I categorie s an d petroleu

moperation s tha t ma yaffec t th e achievabilit yo f th e numerica l standard s ftfpercent leakers)
. Potentia l difference s includ e th e availabilit yand effectivenes s o f emissio n contro l technologies , plan t shutdow n practices , lin e sizes , proces s temperature s an d pressures) , an

d cost . I f an yregulatoryauthorit yrepresentate d o n th e Committe e develop s regulations , applicabl e t o refineries , simila r t o thes e negotiate d b

yth e Committee , i t wil l conduc t a separat e rulemaking
. Th e achieva/bilityo f th e standard s (Aneluding percen t leakoys ) wil l b e on e o f th e eleitjents considere d i n th e rulemaking
. 

## rn



# f ? 

# kP.2 6



# ATTACHMEN T8 A

Relationshi p betwee n thi s Regulatio n an d Futur e Regulatio n fo r RefineryEquipmen t Leak s

Th e standard s incorporate d i n thi s agreemen t wer e establishe d b ythe Negotiatin g Committe e base d primaril yo n dat a fro mwell-controlle d ethylen e oxid e plant s an

d dat a fro

ma numbe r o f SOCM I plants
. Th e Committe e di d no t revie w dat a fro

mpetroleu

mrefining processe s becaus e theywer e outsid e th e scop e o f the negotiations , an d the Committe e ha s no t determine d whethe r th e numerica l standard s i n thi s agreemen t ar e achievabl e b yrefineryprocesses .
Th e Committe e agree s tha t the framewor k use d fo r the regulatio n develope d during the curren t negotiatio n shoul d b e adopte d i n the MAC T regulatio n fo r petroleu mrefiner

yequipmen t leak s unles s ther e ar e soun d technica l reason s wh ya differen t framewor k woul d b e mor e effective
.
AP I understand s tha t the numerica l standard s adopte d include d i n thi s negotiate d regulatio n ar e mor e stringen t than thos e tha t woul d hav e bee n selecte d i f th e rul e ha d provide d tha t exceedence s o f numerica l standards , b y themselves , constitute d violation s o f the Act . AP I recognize s tha t thi s wil l als o b e tru e o f the numerica l standard s tha t wil l b e include d i n a MAC T regulatio n fo r refiner yequipmen t leak s utilizing the framewor k o f the currently-negotiate d regulation
.

I f EP Adevelop s MAC T refiner yequipmen t leak regulations , i t wil l conduc t a separat e rulemaking
. Technica l difference s betwee n SOCM I an d refineryprocesse s tha t ma yaffec t the achievabilit yo f the numeri c standard s (including percen t leakers ) wil l b e considere d i n the refineryequipmen t lea k rulemaking
.P.2 7



# ATTACHMEN T9

MEMORANDU

M Subject : Respons e Facto r Correctio nfo r Equipmen t Screenin g Value s

Th e purpos e o f thi s memorandu m i s t o presen t EPA' s suggeste dguideline s fo r correctin g equipmen t screenin g value s fo r instrumen t respons e factor . A s mentione da t previou s Re g Ne g meetings , EP A i s concerne dthat , withou t respons e facto r correction , th e potentia l exist s fo r selectin g a monitorin g instrumen t wit ha biase drespons e factor . Therefore , plant s coul ddemonstrat e complianc e wit hth e negotiate dstandar dwithou t actuall y achievin g th e objective s o f th e standard . Fo r clarification , respons e facto r i s define dby : Actua l concentratio no f compoun d Respons e Facto r Observe dconcentratio nfro m detecto r I t i s a correctio nfacto r tha t account s fo r th e fac t tha t th e monitorin g instrumen t i s usuall y calibrate dt o a compounddifferen t fro m th e compound s i

n th e stream . Th e EPA

ha s previousl y

publishe dinstrumen t respons e factor s determine da t a concentratio no f 10,00 0 ppmv . However , respons e facto r varie s wit hconcentration . Therefore , EPA i s currentl y

plannin g t o develo p instrumen t respons e factor s a t 50 0 ppmv , on e o f th e actio nlevel s inth e negotiate dstandard . Th e EP A wil l allow

us e o f thes e new

respons e factor s i

n th e methodolog y

describe dbelow

fo r equipmen t screenin g valu e respons e facto r correction . Figur e 1 present s a flowchar t outlinin g th e methodolog y EPA propose s fo r respons e facto r correction . Th e produc t o f th e propose dmethodolog y woul db e a plant-specifi c averag e respons e facto r tha t coul db e applie dt o al l equipmen t screenin g value s inth e plant . Th e plant-specifi c averag e respons e facto r woul db e develope dfro m a weighte daverag e o f stream-specifi c averag e respons e factors . Thes e stream-specifi c averag e respons e factor s woul db e develope dfro

m a weighte daverag e o f respons e factor s fo r al l HAP' s inth e strea m tha t th e monitorin g instrumen t ca ndetect . Figur e 2 present s an exampl e o f ho

w a weighte daverag e respons e facto r woul db e calculated . I f a plant-specifi c averag e respons e facto r i s les s tha no r equa l t o a certai ndefaul t valu e (EP A propose s 1.5) , the nequipmen t screenin g valu e respons e facto r correctio nwoul dno t b e necessar y fo r complianc e wit hth e negotiate dstandard . However , i f th e plant-specifi c averag e respons e facto r i s abov e th e defaul t value , the non e o f severa l option s ma y b e exercised . First , a plan t ma y

elec t t o correc t al l o f it s equipmen t screenin g value s b y th e plant-specifi c averag e respons e factor . Second , a plan t ma y elec t t o recalculat e respons e factor s fo r smalle r subset s o f th e plan t equipmen t populatio n(e.g. , individua l proces s unit s o r som e othe r aggregatio no f equipment) . ( A

plan t ma y

elec t thi s optio nbefor e developin g a singl e plant specifi c averag e respons e factor. ) Third , th e methodolog y outline d1

nFigur e 1 ma y b e repeate dusin g anothe r typ e o f monitorin g Instrument . Finally , th e plant-specifi c respons e facto r coul db e redetermine db y recalibratin g th e monitorin g instrumen t wit ha HA P inth e stream . Th e methodolog y

describe dinthi s memo fo r correctin g equipmen t screenin g value s fo r respons e facto r require s tha t a plan t utiliz e Informatio nP.2 8



### abou t stream

composition s an

dInstrumen t respons e factors . Th e EPA believe s tha t adjustmen t o f th e screenin g value s fo r respons e facto r doe s no t represen t a nadditiona l regulator y burde nfo r plants , sinc e Inal l likelihoo dmos t plant s adjus t screenin g value s fo r estimatin g emission s fo r othe r regulator y reDortin

a nurnosp s In

a . SAR A rennrtlnn ) J 

### reportin g purpose s (e.g. , SAR A reporting) .P.2 9

Selec t Monitorin g Instrumen t

- & Obtai nexperimentall y o r throug hliteratur e th e respons e factor s a t 50 0 ppm v fo r eac hHA P a t th e plan t



## N o 

# & s

^L Th e RF' s fo r thes e HAP s canno t b e incorporate dint o th e weighte daverag e RF . On e o f two option s remains : 1 ) A plan t ma y

identif y

anothe r appropriat e monitorin g instrumen t t o perform

it s screenin g survey ; o r 2 ) A plan t ma y

estimat e th e emission s o f a non-respondin g HA P base donit s relativ e concentratio nt o othe r compound s i nth e stream tha t respon d t o th e instrumen t bein g used . 

# ± Determin e averag e RF fo r eac hstrea

m fro m weighte d averag e o f RF' s fo r al l HAP s 1nth e strea

m tha t ar e detectabl e b

y th e instrument . Se e Figur e 2 fo r a nexampl e o f ho w

t o calculat e a weighte d averag e RF . 

# A Z Determin e plant-averag e RF fro m weighte daverag e o f RF' s fo r al l streams . 

### Y£ S 

# A Z N o R F Correctio n Necessary



### 4 . Options :

Correc t al l SV' s b

y th e plan t averag e RF . Recalculat e RF' s base donsmalle r subse t o f equipment . Selec t anothe r monitorin g instrumen t an

d retur nt o to p o f flowchart . Calibrat e monitorin g instrumen t wit hHA P instream

an d determin e new RF's . Figur e 1 ,P.3 0

Calculatin g a Weighte dAverag e Respons e Facto r

1 . Stream-specifi c averag e respons e factor s

Respons e Facto r N I (%HAP l )(RF ttfl ) i- l N I ( % HAP J i- l

Strea m Composition : Ethylen e Oxid e - 7 %

Ethylen e - 11 % Wate r - 85 % Respons e Factors : Ethylen e Oxid e - 1.5 6 a t 50 0 ppm

v Ethylen e - 0.7 1
Respons e Facto r (0.07)(1.56 ) + (0.11)(0.71 ) 0.0 7 + 0.1 1 1.0 4

2 . Unit-specifi c averag e respons e facto r 

### N Respons e Facto r » I (RFJ( % o f valves 1 wit hRF J

i- l

Strea m 

### A B C D E F Numbe r o f Va l



### 1 9 3 6 1 0 1 0 4 8 84 ve s 

### % o f Y*1ve $

9. 2 17. 4 

### 4. 8 4. 8 23. 2 40. 6 Hvoothetica l RF 1.0 4 

### 1. 3 1. 4 0. 8 0. 9 1. 1
Respons e Facto r - (1.04)(0.092 ) + (1.3)(0.174 ) + (1.4)(0.048 ) +

(0.8)(0.048 ) + (0.9)(0.232 ) + (M)(0.406 )



### 1. 1
Figur e 2 .

Waive s ar e use da s a nexample . Othe r representativ e combination s o f equipmen t may

be selected .P.3 1

JUL-18-'3 0 UIE

D 10:5 2 ID : DO

WCHE M EN U I3UPLIT

Y TE L...NO : 517-638-993 3 «67 5 F0 6 

# ATTACHMEN T1 0

LA1KUAG I FO

RDOTWHWIATMe l SYBTB B

KXAMPL1 S O F DBTHMWlATia S SYSTEM S Tubin g systems , an

d thei r associate

d component s whic

hare 1/2 " or les s In diameter , ar e th

a primar

y equipment that fal l Into thi s category . Thes e tubin g system

s ar e use

d extensivel y

i nth e followin

g tw o areas < 1 ) ANALYZE

RSYSTEMS to determin e th e chemica l compositio no f the pr<M?«a>> * #1n4« 1 nr- rn anilyx * •fn- rproduct " purif y an d trac e iattUritia S i n th o atvaaa . Tha » manifold * tha ttr«n«pAi> f » v»*» y ama l 1 sid e strea m t o th e analyzer , an

d th e analyser itaelf , us e tubin g du e to th e smal l flow , eas e o f installatio nan d to provid

e fo r th e necessar

y maintenance , an

d reliability . 2 ) INSTRUMENTATIO N suc ha s flo

w an d pressur e transmitter s als o us e tubin

g fo r similar reason s a s analyzers . Anothe r are a woul d be th e 1/2 " valve s tha t tro use d t o isolat e a

naxtarna l pressur e gaug e fro m th e proces s stream . 

### cuKiuai tvo n FIACTIGE

S 

### ra tnmmuwima i SYSTEM S Analyser s an

d instrumentatio

nare a critica l par t o f an y operatin

g process . Th e reading s tha t resul t fro m thes e system

s provid

e critice l proces s operatin g parameter s tha t operetion a personne l use

d t o adjust , monitor , control , an d optimis e th

e process . A

hig hdegre e o f importanc e i s place d inthes e unit s t o ensur e tha t the

y achiev e th e highes t possibl e "on-line " tiae du e to thei r ufLa u ut/lLlwa l u*tUaV* aMan y o £ th e analyse ran d inafcrunanfcatio n rootiltea * m fe d directl y

int o computer contro l scheme s tha t requir e precis e real-tim e inputs . ' Historica l experienc e ha s determine d whichmateria l an d vendor s provide tn

e Des c reliability

for U w

parLiuulax . upeieLln g condition s o f • givenstrea

m t o ensur e that thes e unit s d o no t creat e unnecessar y down-time . Inaddition , othe r work practice s liste d belo w ar e ofte

nincorporate

d t o provide additiona l reliability !

- wher e possible , thes e component s ar e at groun d leve l or a t relativel y eaay-to-acces s location s du e t o thei r routine maintenanc e needa aucha s calibrations , transmitte r sero an d span , regulator adjustments , ga s cylinde r checks , filte r replacements , etc . Analyser/instrumen t personne l an d operation s personne l male s frequent round s i nthes o area s t o collec t pressur e readings , aonlto r flows , an d recor d temperatur e readings . Th a hig htraffi c In thes e area s hel p t o detec t potentia l problem s before the

y becom e significant .

- afte r maintenanc e or repairs , "snoop " check s or pressur e cheek s er e usuall y perrorme o t o demonstrat e tn e integrit

y uf th e sysieo i u u hel p eusuav

e th e reliabl e operatio nprior t o releasin g i t back int o th

e operatio

nservice .

- man y analyze r system

s ofte nregulat e th

e lin e pressur e dow

na t th e heade r take-of f an

d incorporat e th

e us e o f sampl e cooler s t o conditio nthe smal l sampl e strea

m prior t o bein

g analyzed . Also , un y system

s ar e ofte

nP.3 2

locate d i nenclose

d building s to protec t th e sensitiv

e operatin

g condition s o f th e analyse r interna l part s an d to provid

e mor e consistent result s withou t regar d t o externa l ambien t weethe r condition s a *e*e*********#»******«»«**««»»««»»**« ^

PROPOSAL W KBKDLATOK Y USCUAC I

f 

### Instnunen tsystem s shoul d follo w simila rregulator y languag e tha tapplie s i n Sectio n XX.X2-8 . Change s t o th e 7/17/9 0 draf

tar e i n bol d prin tan d underlined . SECTIO N xz.x i numinou s Inatn—mtetlo n Syst

— - mean s analyse ran

d inst rame

n ta tio n srwt—e tha tar e *Mtn—BHIHIB B jy f - •UUII U «MiTMt tM B ins^n—nana'cxo n stsi—ecna c ar e 

### use d fo rH»t-fT»4fHn

g p><w»ee e operatin g condition s (" T 

### g r

### T*—position , pre—ure . flow , etc.) . Otal

v component

s 1/2 " o rles s l adimmmtmrtutntm we d i n

- _ttii_def

f JaifclSB v ii..'44i... » ir> .
SKTIO N XX.X2- 8 SIANDAKD 6 Pumps , valves , flange s an d other connector s an d agitator seal s i

nheav y liqui d service , an

d pressur e relie f device s i nliqui d service * en d inetreaatttatlo

a 

## ITffTrT - (e ) Pumps , valves , flange s an d other connectors , an d agitator aeal a i

n heav y liqui d service , an d pressur e relie f device s inligh t liqui d or heav

y liqui d service , an

d instrumentatio

nsystea s shal l b

e monitored withi nfiv e calenda r day s b

y th e metho d specifie

d i nSectio

nXX.XS(b ) i f evidenc e o f e potentia l leek i s foun d b y visual , audible , olfactory , or an y othe r detectio

n method , excep t a s provide d i nSectio

nXX.X2-l(c) . Monitorin g fo r it s f C

i lnstrtaeritatlri

nsvste —

l e no t neceaaer r ** »*»• reoulrsasnt s o (el(ll . (2) . an d (d ) o f thi s sectio ner e laolMmtc d fo r a potentia l leak . (b ) I f a

ninstrument readin g o f 10,00 0 pp

m or graete r for egitator seala , 1,00 0 ppa or greate r fo r pumps , an

d 50 0 pp

m or greete r fo

r valves , flange s an

d othe r connectors , an d pressur e relie f device s i s measured , a lea k i s detected . (c)(1 ) Whena lea

k i s detected , i t shal l b e repelre

d a s soo

na s practicable , bu t ne t late r tha nI S calenda r daya afte r i t < • AmtmrtmA, avr.ap t ea provided inSectio nXX.X2-10 . (2 ) The firs t attempt at repai r shal l b e made n

o later tha

nfiv e calenda r day s afte r eac hlea k i s detected . (d ) Firs t attempt s at repai r include , bu t er e no t limite

d to , th

e bes t practice s described unde r Sectio nXX.X2-7(e) . {» ) T«,»^—»» T »i< m system s ar e exempt fro

m the recordk—Pin s an d reporting , ** «fr"*lo nn.1 6 en

d JX.TJ.P.3 3



# ATTACHMEN T1 1

Alternativ

e mean s o f emissio

nlimitatio

n

Th e Administrator shal l approv e a nalternativ

e emissio

nlimitatio

nwhen

(a ) Th e owne r o

r operator o f a sourc e subjec t t o a standar d unde r thi s subsectio

nsubmit s dat a t o demonstrat e tha t th e propose

d alternativ

e emissio

nlimitatio

nwil l resul t i

na nemissio

nleve l n

o greate r tha

nth e s tandard ; (0/~d—

(b ) Th e alternativ

e emissio

nlimitatio

ninclude s enforceabl e requirement s t o assur e compliance . \

Jul y 17 , 199 0P.3 4



# ATTACHMENT S

Draf t Jun e 28 , 199 0

ENVIRONMENTA L PROTECTIO N AGENC Y NEGOTIATE D RULEMAKIN G

CONCERNIN G CONTRO LO F FUGITIV E EMISSION S FRO M EQUIPMEN T LEAK S



### AGREEMEN T Th e Negotiate dRulemakin g Committe e considere dth e technica l andpolicy issue s involve di n controllin g fugitive emission s o

f toxi c chemical s fromequipmen t leak s pursuant

t o th e Clea

n Air Ac t an dha s reache daconsensu s on arecommende dpropose drule

.

, aparty t o th e negotiations , agree s that :
1

. Th e perso n signing thi s agreemen t i s authorize dt o commit

th e party t o it s terms
.
2

. Whe n considere da s awhole , th e party concur s i n the recommende dpropose drul e entitle d-

__, date d, tha

t i s attache dt o thi s agreement
.
3

. a . EP A agree s t o draf t apreambl e consistent

wit hth e recommende dpropose drul e an dt o publis htha t preambl e an dth e recommende dpropose drul e a s aNotic e o f Propose dRulemakin g fo r Controllin g Fugitiv e Emission s o

f Toxi c Chemical s fromEquipment Leaks

. b

. Eachothe r

party agree s tha t

i t wil l no t file negativ e comment s o n th e propose drul e o r th e preambl e i f the y ar e consistent

wit hth e recommende dpropose drule

.
4

. a . EP A wil

l consider al l relevan t

comment s submitte din respons e t o th e Notic e o f Propose dRulemakin g an dwill make suchmodification s i n th e propose drul e an dth e preambl e a s i s necessar y when issuing afina l rule

. b

. Eac hothe r

party agree s no t

take any actio n t o inhibi t

th e adoptio n o

f th e recommende dpropose drul e a s afina l rule

.
5

. Eac hparty othe r

than EP A agree s no t

t o challeng e th e fina

l rul e in cour

t i f th e fma l rul e andit s preambl e ar e consistent

wit hth e recommende dpropose drule

.
6

. Eac hparty othe r

than EP A agree s t o fil

e amemorandu minforming th e agenc y o r th e cour t tha t i t participate di

n th e negotiation s an dthat i t concurre din th e recommende dpropose drul e when considere d a s awhol e -
a . i f advers e comment s ar e filedwit hth e agenc y o r

i f th e fina l rul e i s challenge din court , an d b

. th e preambl e an dfina l rul e ar e consistent

wit hth e recommende dpropose drule

.P.3 5



# ATTACHMEN T1 3

Draf t 7/17/9 0 Nationa l Emissio n Standar d Fo r Equipmen t Leak s (Fugitiv e Emissio n Sources ) §XX.X 0 Applicabilit y an ddesignatio no f sources . (a ) Th o provision s o f thi s subpar t appl yt o oac h o f th o followin g
source s tha t ar o intende d t o operat e i n volatil e hazardou s ai r pollutan t (VHAP ) service:—pumps , compressors , pressur e relie f devices , samplin g connectio n systems , ope n ende d valve s o r linos , valves , flange s and othe r connectors , produc t accumulato r vessels , and contro l device s o r system s require d b

ythi s subpart
. (b ) Th o provision s o f thi s subpar t appl yt o th e source s liste d if l paragrap h (a ) afte r th e dat o o f promulgatio n o f a specifi c subpar t i n Par t 61
. (a ) Th e provision s of-thi s subpar t appl yt o th e followin g equipment , tha t ar e intende d t o operat e i n volatil e hazardou s ai r pollutan t (VHAP ) servic e durin g th e calenda r yea r withi n a . proces s uni t tha t use s a s a reactan t
o r make s a s an intermediat e o r fina l produc t anyo f the ; chemfcals : listed ; i n Appendi x : pumps , compressors , agitato r seals , pressur e relie f devices , samplin g connectio n systems , open-ende d valve s o r lines , valves , flange s and othe r connectors , produc t accumulato r vessels , and contro l device s o r system s require d b

ythi s subpart
. (efa ) Whil e th e provision s o f thi s subpar t ar e effective , a sourc e t o whic h thi s subpar t applie s tha t i s als o subjec t t o th e provision s o f 4 0 CF R Par t 6 0 &rr?

wil l b e require d t o compl yonl ywit h th e provision s o f thi s subpart , excep t fo r eac hpum p and compresso r equippe dwit ha dua l mechanica l
sea ! system

tha t i s i

nVO C service . §XX.X 1 Definitions .

### Draf t 7/17/9 0

no t define dherei nshal l have the * al l terms no t ae r m= « A s U 

### se dinthi s subpart , ^ ^ ^ ^ j p specjfi c 

## «.... - -• •- 1 

## ; ; 4 

## ; o 

## ;; owin 

## ;
_ *., , - „-..« . - — subpart s o f Par t 61 ; an

d them : „ h t 

### c hi s intermitten t o r discontinuou s

. . B a 

### tc hProcess " mean s a proces s ^ ^ ^ „ w 

### .

, n 

### dth e vas t majorit y

o f individual ^ d1sco 

### „ tinuously 

### . Processing

, „ m 

### equipmen t 1 s fed,ntermittentl y ^ . service . TM « hth e eq 

### „,pmen t i s ge n «.. . occur s m

thi s equipmen t * f ^ ^ ^ ^ ^ , f m



### ^ 0„1 y batc hproces s equipmen t , . ^ ^ ^ ^ , ^

... . { « th e calenda r yea r i s ef y fa t 

### ^ mailabl e tim e i nth e e Examples 

### . „ f industrie s tha t . (1 

### ... , 8 

### . 7 « hours/year ) o f e 

### manufacturers. . prK 

### e s s includ e pharmaceutica l ma nc - ^ ^ ^ rf 

### •Batc hproduct-proces s e,u, pe n^ ^ ^ u produ 

### c e
equi 

### pmen t (..,. . "«•« • """" ' "
-CosW-ven t syste m mean s ^ ^ flow 

### .inducin g



## • - " — • ' :::;:!:::""•:* - - • » -— * •

. de 

### vice s tha t transpor t ga s o r contro l device . ^ ^ o r othe r 

### joine dfitting s •xonnector " mean s flanged , ser e ^ ^ ^ pjec e 

### ^ equ)pment 

### .

- » ^ ^ " ^ ^ " " „ dhircumferenc e o f th e interfa c - Fitttn 

### o s welde dcomplete daround

_ ^ ^ purpos e o f cons1de 

### r e dconnector s fo r th , purpo s o ^ ^ ^ „„ t 

### reporting an

drecordkeeping , connecto rP.3 7

Draf t 7/17/9 0
covere db

y insulatio no r othe r material s tha t preven t locatio no f th e fittings . "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 two bloc k valves . "Equipment " mean s eac hpump , compressor , i|||i|li||I|| , pressur e relie f device , samplin g connectio nsystem , open-ende dvalv e o r line , valve , flang e o r othe r connector , produc t accumulato r vesse l inVHA 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 atmospher e usin g bes t practices . "I ngas/vapo r service " mean s tha t a piec e o f equipmen t inVHAP : 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 inVHAP i servic e i s no t i ngas/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 | servic e contain s a liqui dtha t meet s th e followin g conditions : (a ) Th e vapo r pressur e a f on e o r mor e o f th e component s i s greate r tha n .0. 3 kP a a t 20*C ;P.3 8

Draf t 7/17/9 0 (b ) Th e tota l concentratio n o f th e pur e component s havin g a vapo r pressur e greate r tha n 0. 3 kP a a t 20* C i s equa l t o ot * greate r tha n 2 0 percenl i b yweight ; an d (c ) Th e flui d i s a liqui d a t operatin g conditions
. [Note : Vapo r pressure s ma yb e obtaine d fro mstandar d referenc e text s o r
ma yb e determine d b

yAST K D-287 9 (incorporate d b yreferenc e a s specifie d i n §60. 17). J "I n liqui d service " mean s tha t a piec e o f equipmen t i n VHA P service , i s
no t i n gas/vapo r service
. "In-sit u samplin g systems " mean s nonextractiv e sampler s o r in-lin e samplers
. "I n vacuu mservice " mean s tha t equipmen t i s operatin g a t a n interna l pressur e whic h is.a t leas t 5 kilopascal s (kPa ) belo wambien t pressure . "I n VHA 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 d o r gas ) tha t i s a t leas t W 5 percen t b yweigh t a hazardou s ai r pollutan t (VHAP ) a s determine d accordin g t o th e provision s o f §XX.X5(d)
. Th e provision s o f §XX.X5(d ) als o specif yho wt o determin e tha t a piec e o f equipmen t i s no t i n VHA P service
. "I n VO 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 d tha t i s a t leas t 1 0 percen t VO C b

yweigh t (se e 4 0 CF R 60. 2 fo r th e definitio n o f volatil e organi c compoun d o r VO C and 4 0 CF R 60.485(d ) t o determin e whethe r a piec e o f equipmen t i s no t i n VO C service ) and (b ) th e piec e o f equipmen t i s no t i n heav yliqui d servic e a s define d i n 4 0 CF R 60.481
.P.3 9

Draf t 7/17/9 0

* Ma i function * mean s an ysudde n an d unavoidabl e failur e o f ai r pollutio n contro l equipmen t o r proces s equipmen t o r o f a proces s t o operat e i n a norma l

o r usua l manner . Failure s tha t ar e cause d entirel yo r i n par t b ypoo r maintenance , careles s operation , o r anyothe r preventabl e upse t conditio n o r preventabl e equipmen t breakdow nshal l no t b e considere d malfunctions
. "Open-ende d valv e o r line " mean s an yvalve , excep t pressur e relie f valves , havin g on e sid e o f th e valv e sea t i n contac t wit h proces s flui d and

on e sid e ope n t o atmosphere , eithe r directl yo r throug h ope n piping
. "Pressur e release " mean s th e emissio n o f material s resultin g fro mth e syste mpressur e bein g greate r tha n th e se t pressur e o f th e pressur e relie f device
. "Proces s unit " mean s equipmen t assemble d t o produc e a VHA P o r it s derivative s a s intermediate s o r fina l products , o r equipmen t assemble d t o us e
a s a reactan t a VHA P i n th e productio n o f a product
. Aproces s uni t ca n operat e independentl yi f supplie d wit h sufficien t fee d o r ra wmaterial s an d sufficien t produc t storag e facilities
. "Proces s uni t shutdown " mean s a wor k practic e o r operationa l procedur e tha t stop s productio n fro ma proces s uni t o r par t o f a proces s uni t result s i n clearin g o f al l proces s materia l fro ma proces s uni t o r par t o f a proces s uni t

an d durin g whic hrepair s ca nb e effected. An unschedule d wor k practic e o r operationa l procedur e tha t stop s productio n fro ma proces s uni t o r par t o f a proces s uni t fo r les s tha n 2 4 hour s i s no t a proces s uni t shutdown
. Th e us e
o f spar e equipmen t and technicall yfeasibl e bypassin g o f equipmen t withou t stoppin g productio n ar e no t proces s uni t shutdowns
.P.4 0

Draf t 7/17/9 0 "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 atmospher e eithe r directl y o r throug ha vacuum

producin g system . A produc t accumulato r vesse l i s i nVHA P servic e i f th e liqui do r th e vapo r in th e vesse l i s a t leas t W § percen t 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 indicate db y on e o f th o following!—a ninstrumen t readin g
o f 10,00 0 pp

m o r greater , indicatio no f liquid s dripping , o r indicatio nb y a
senso r tha t a sea l o r barrie r flui dsyste m ha s faile d|||||e||||||| | appropriat e section s o f thi s subpart . "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 &ri 4 mont hdurin g th e 18 0 calenda r days afte r th e effectiv e dat e o f a specifi c subpar t tha t reference s this subpar t fo r existin g sources . "Sensor " mean s a devic e tha t measure s a physica l quantit y o r th e chang e ina physica l quantity , suc ha s temperature , pressure , flow rate , pH , o r liqui dlevel . "Shutdown " mean s th e cessatio no f operatio no f a sourc e fo r an y purpose . "Volatil e hazardou s ai r pollutant " o r "VHAP " mean s a substanc e regulate d unde r thi s par t fo r whic ha standar dfo r equipmen t leak s o f th o substanc e ha s boo npropose dandpromulgated.—Benzen e i s a VHAP.—Viny l chlorid e i s a VHAP . listed - i nAppendi x. §XX.X2- 1 Standards : General .P.4 1

Draf t 7/17/9 0 (a ) Eac howne r o r operato r subjec t t o th e provision s of thi s subpar t shal l demonstrat e complianc e wit hth e requirement s of §XX.X2- 1 t o §XX.X2-44-1 3 fo r eac hnew

an dexistin g sourc e a s require di n4 0 CF R61.05 , except a s provide din§XX.X 3 an d§XX.X4 . (b ) Complianc e wit hthi s subpar t wil l be 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
andprocedure s specifie din§XX.X5 . (c)(1 ) A

nowne r o r operato r ma y reques t a determinatio nof alternativ e
mean s o f emissio nlimitatio nt o th e requirement s of §XX.X2-2 , §XX.X2-3 , §XX.X2-5 , §XX.X2-6 , §XX.X2-7 , §XX.X2-8 , §XX.X2-9 , an * §XX.X2-11 , §XX.X2-I2 , and§XX.X2-1 3 a s provide di n§XX.X4 . (2 ) I f th e Administrato r make s a determinatio ntha t a mean s of 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 O f §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 requirement s o f tha t determination . (d ) Eac hpiec e o f equipmen t i na proces s uni t t o whic hthi s subpar t applie s shal l b e marke didentifie db y proces s uni t 4 * suc ha manne r tha t i t
ca nb e distinguishe dreadil y fro m othe r piece s o f equipmen t 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 physical 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 , i nlo g entries * o r by designatio no f proces s uni t boundarie s by

spra y paint .P.4 2

Draf t 7/17/9 0 (e ) Equipmen t tha t i s i n vacuum servic e i s exclude d fro mth e requirement s o f §XX.X2- 2 t o §XX.X2-44l | i f i t i s identifie d a s require d i n §XX.X6(eb)(5)
. §XX.X2- 2 Standards : Pump s i nligh t liqui dservice . (a)(1 ) Eac h pum

p shal l b o monitore d monthl yt o detec t leak s b yth o method s specifie d i n §XX.X5(b) , excep t a s provide d i n §XX.X 2 1(c ) and paragraph s (d) , (o) , and (f ) o f thi s section
. (2 ) Eac h pum

p shal l b o chocke d b

yvisua l inspectio n eac h calenda r wee k fo r indication s o f liquid s drippin g fro mth o pum p seal
. (b)(1 ) I f a n instrumen t readin g o f 10,00 0 pp mo 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 mth o pum p seal , a lea k i s detected
. (a ) Th e provision s o f thi s sectio n appl yt o eac h pump i n VHA P servic e tha t i s i n ligh t liqui d service
. (I ) Th e provision s ar e implemente d fo r existin g and new-proces s unit s i n th e stage s specifie d below : (i ) Fo r existin g proces s units , th e phase s o f th e standar d are : (A ) Phas e I , beginnin g [90 , 180? ] calenda r day s afte r promulgatio n o f thi s subpar t an

dendin g 1 yea r afte r promulgation ; (B ) Phas e II , beginnin g afte r th e conclusio n o f Phas e I (i.e. * 36 6 calenda r day s afte r promulgation ) and endin g 3 year s afte r promulgatio no f thi s subpart ; an

d (C ) Phas e III , beginnin g 3 year s an d1 da y afte r promulgatio no f thi s subpart
.
8P.4 3

Draf t 7/17/9 0 (ii ) Fo r ne w

proces s units , the applicabl e phase s o f th e standar dare : (A ) A t startup * compl y wit hthe 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 tim e perio dspecifie dfo r a n earlie r phase - (3 ) Th e provision s fo r existin g proces s unit s appl y t o proces s unit s tha t commence dconstructio nbefor e fdat e o f orooosa l inthe FEDERAL RESISTER 1 : th e provision s fa r new proces s unit s appl y

t o unit s th e constructio no r modificatio no f whic hcommence s afte r fdat e o f proposa l i n th e FEDERAL REGISTER ! . (b ) Th e owne r o r operato r o f a naffecte dproces s uni t shal l monito r eac h pum pi nVHA P servic e monthl y an dshal l compl y

wit hth e requirement s o f paragraph s (c ) - (d) , excep t a s provide dinparagraph s (e) , (f) , an d(g ) o f thi s section . (1 ) Th e pump s shal l b e monitore dt o detect.::.leaks- : b y the : mbthod|specifie d in§XX.X5(b) . (2 ) Th e instrumen t readin g tha t define s a lea k i neac hPhas e o f th e standar di$j - (i ) Hf phas e I , a

ninstrumen t readin g o f 10,00 0 ppm , o r greater . (ii > Fo r phas e II » aninstrumen t reading o f 1,00 0 ppmr o r greater , (iii ) Fo r phas e HI , a ninstrumen t readin g o f 1,00 0 ppm , o r greater .P.4 4

Draf t 7/17/9 0 (3 ) Eac hpum

pshal 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 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 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 th e lea k i s detected . (d ) I nPhas e III , i f th e greate r o f 1 0 percen t o f th e pump s o r 3 pump s i na proces s uni t leak , th e owne r o r operato r shal l implemen t a qualit y improvemen t progra m

fo r pump s tha t complie s wit hth e requirement s o f §XX.X3( ! ) . Th e numbe r b f pump s a t a proces s uni t shal l b e th e sur a o f al l th e pump s in VHA P service . (de ) Eac hpum

pequippe dwit ha dua l mechanica l sea l syste m tha t include s
a barrie r flui dsystem i s include di

nth e calculatio no f percen t leakin g pumps , bu t i s exemp t fro m th e requirement s o f paragrap h(at>) , 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 bo xpressure ; 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 syste m 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 wit hzer o VHA P omission s t o atmosphere .

1 0P.4 5

Draf t 7/17/9 0 (2 ) Th e barrie r flui di s no t inVHA P servic e and , i f th o pum pi s covere d b y standard s unde r 4 0 CF RPar t 60 , i s no t inVO C service . (3 ) Each , barrie 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 . (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 tim e o f th e weekl y inspection , th e pum pshal l b e monitore da s specifie di n §XX.X 5 t o determin e th e presenc e o f VO C andVHA P i nth e barrie r fluid . (ii ) I f th o monito r readin g (takin g int o accoun t any backgroun d readings ) indicate s th o presenc e o f VHAP , a lea k i s detected.—Fo r th o purpos e
o f thi s paragraph , th o monito r ma y b e calibrate dwit hVHAP , o r ma y emplo y a ga s chromatograph y

colum nt o limi t th o respons e o f th o monito r t o VHAP , a t tho optio no f th o owne r o r operator . (44 4 ii ) I f a

ninstrumen t readin g o f 10,00 0 11000 1 pp m o r greate r (tota l VO€ 4 i s measured , a lea k i s detected . (5 ) Eac hsenso r a s describe dinparagrap h(de)(3 ) o f thi s sectio ni s checke ddail y

o r i s equippe dwit ha naudibl e alarm

unless ; ;t ^ withi nth e boundar y

o na nunmanne dplan t site . (6)(i ) Th e owne r o r operato r determines , base dondesig nconsideration s
andoperatin g experience , criteri a applicabl e t o th e presenc e an dfrequenc y

o f drip s andt 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 from th e pum psea l excee dth e criteri a establishe di nparagrap h(6)(i) , o r if , base donth e criteri a

1 1P.4 6

Draf t 7/17/9 0 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 ) 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 . (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 . (e| ) Any pum ptha t i s designated , a s describe di n§XX.X6(e)(2) , fo r no detectabl e emissions , a s indicate db y a ninstrumen t readin g o f les s tha n50 0 pp m abov e backgroun ddurin g Phas e I andles s tha n5 0 ppm abov e backgroun d durin g Phase s I I andIII , i s include di nth e calculatio no f percen t leakin g pump s bu t i s exemp t fro m th e requirement s o f paragraph s (af) , (e|) , an d(d£ ) i f th e pump : (1 ) Ha s no externall y actuate dshaf t penetratin g th e pum phousing , (2 ) I s demonstrate dt o b e operatin g wit hno detectabl e emissions , a s indicate db

y a ninstrumen t readin g o f les s tha n50 0 pp m abov e backgroun d durin g Phas e I an dles s tha n5 0 pp m abov e backgroun ddurin g Phase s I I an dIII , a s measure db

y th e metho dspecifie din§XX.X5(c) , an d (3 ) I s teste dfo r complianc e wit hparagrap h(ef)(2 ) initiall y upo n designation , annually , an da t othe r time s requeste db y th e Administrator . (-fg ) I f an

y pum pi s 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.X2-11 , i t i s exemp t fro m th e requirement s o f paragraph s (a§)-(e|) .



### 1 2P.4 7

Draf t 7/17/9 0 (§1 ) 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 m

th e weekl yvisua l inspectio n requiremen t o f paragraph s (a)(2 ) and (d)(4 ) (b)(3 ) an d (e)(4 ) o f thi s section , and th e dail y requirement s o f paragrap h (df)(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 and 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 mand 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 m

t 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 R 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 VHA P servic e and , i f th e compresso r i s covere d b ystandard s unde r 4 0 CF R Par t 60 , shal l no t b e i n VO C service
. (d ) Eac h barrie r flui d syste ma s describe d i n paragraph s (a)-(c ) 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
.



### 13P.4 8

Draf t 7/17/9 0 (e)(1 ) Eac hsenso r a s require dinparagrap h(d ) shal l b e checke ddail y
o r shal l b e equippe dwit ha naudibl e llar

m unles s th e compresso r i s locate d withi nth e boundar y

ona 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 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 b e mad e no 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 ) i f i t i s equippe dwit ha closed-ven t system capabl e o f capturin g an d transportin g an

y leakag e fro

m th e sea l t o a contro l devic e tha t complie s wit h th e requirement s o f §XX.X2-11 , excep t a s provide dinparagrap h(i) . (i ) Any compresso r tha t i s designated , a s describe din§XX.X6(e ) (2) , fo r
no detectabl e emission s a s indicate db y a ninstrumen t readin g o f les s tha n50 0 2 5 pp m abov e backgroun di s exemp t fro m th e requirement s o f paragraph s (a)-(h ) i f th e compressor : (1 ) I s demonstrate dt o b e operatin g wit hno detectabl e emissions. , a s indicate db

y a ninstrumen t readin g o f les s tha n50 0 | | pp m abov e background , a s measure db

y th e metho dspecifie di n§XX.X5(c) ; and

1 4P.4 9

Draf t 7/17/9 0 (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 ngas/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 n o detectabl e emissions , a s indicate d b ya n instrumen t readin g o f les s tha n 50 0 I f pp mabov e background , 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 o f n o detectabl e emissions , a s indicate d b ya n instrumen t readin g o f les s tha n 50 0 2 5 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 pressure release
. (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 o f n o detectabl e emissions , a s indicate d b ya n instrumen t readin g o f les s tha n 50 0 2 5 pp mabov e background , a s measure d b yth e metho d specifie d i n §XX.X5(c)
. (c ) An ypressur e relie f devic e tha t i s equippe d wit h a closed-ven t syste mcapabl e o f capturin g and 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)
. §XX.X2- 5 Standards : Samplin g connectio n systems . (a ) Eac h samplin g connectio n syste mshal l b e equippe d wit h a closed-purg e syste mo r close d ven t system , excep t a s provide d i n §XX.X2-l(c)
. (b ) Eac h closed-purg e syste mo r close d ven t syste ma s require d i n paragrap h (a ) shall :



### 1 5P.5 0

Draf t 7/17/9 0 (1 ) Retur n th e purge d proces s flui d directl yt o th e proces s lin e w44 H
zer o VHA P omission s t o atmosphere ; o r (2 ) Collec t and recycl e th e purge d proces s flui d wit h zer o VHA P emission s t o atmosphere ; o r (3 ) B e designe d and operate d t o captur e an d 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 dvalve 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 end

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 line , maintenance , o r repair
. (b ) Eac h open-ende d valv e o r 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 open , 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 ) a t al l othe r times
. §XX.X2- 7 Standards : Valve s i ngas/vapo r servic e an di nligh t liqui dservice . (a ) Eac h valv e shal l b o monitore d monthl yt o detec t leak s b yth e metho d specifie d i n §XX.X5(b ) an d shal l compl ywit h paragraph s (b ) (o) > excep t a s

1 6P.5 1

Draf t 7/17/9 0 provide dinparagraph s (f) , (g) > an d(h ) o f thi s section , §XX.X 3 1 o r §XX.X 3 2 , an

d§XX.X 2 1(c) . (b ) I f a ninstrumen t readin g o f 10,00 0 pp m o r greate r i s measured , a lea k i s dotoctcd . (c)(1 ) Any

valv e fo r whic ha lea k i s no t detecte dfo r 2 successiv e month s ma y

be monitore dtho firs t mont ho f every quarter , beginnin g wit hth o
nex t quarter , unti l a lea k i s detected . (2 ) I f a lea k i s detected , tho valv e shal l be monitore dmonthl y unti l a lea k i o no t dotoctc dfo r 2 successiv e months . (a ) Th e provision s o f thi s sectio nappl y t o valve s Xn VHA P servic e tha t
ar e eithe r inga s servic e o r i nligh t liqui dservice* . (I ) Th e provision s ar e implemente dfo r existin g an dne w proces s unit s inth e stage s specifie dbelow : (i ) Fo r existin g proces s units , th e phase s o f th e standar dare : (A ) Phas e I , beginnin g [90 , 180? } calenda r day s afte r promulgatio no f thi s subpar t an

dendin g 1 yea r afte r promulgation ; (B ) Phas e II , beginnin g afte r th e conclusio no f Phas e I (i.e. , 36 6 calenda r day s afte r promulgation ) an dendin g 3 year s afte r promulgatio no f thi s subpart ; an

d (C ) Phas e III , beginnin g 3 year s an d1 da y afte r promulgatio no f thi s ItiBpart . (ii ) Fo r ne w

proces s units , th e applicabl e phase s o f th e standar dare : (A ) A t startup , 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 U I fl$l||efflents |

1 7P.5 2

Draf t 7/17/9 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 . (3 ) Th e provision s fo r existin g proces s unit s appl y t o proces s unit s tha t commence dconstructio nbefor e [ dat e o f proposa l i nth e FEDERAL REGISTE R ] : th e provision s fo r new proces s unit s appl y

t o unit s th e constructio no r modificatio no f whic hcommence s afte r [ dat e o f proposa l i nth e FEDERAL REGISTER ] (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 nparagraph s (g) , (h) , and(1 ) o f thi s section , a t th e interval s specifie di nparagraph s (c ) and(d ) o f thi s sectio nandshal l compl y wit hparagraph s (e ) - (k ) o f thi s section , excep t as * provide di n§XX.X2-1 0 an d§XX.X4-1 . (1 ) Th e valve s shal l be.monitore dt o detec t leak s b y th e metho d specifie di n§XX.X 5 (b) . (2 ) Th e instrumen t reading ; tha t defines ; a lea k ineachsPhas e of - th e standar di s : (i ) Fo r phas e I , in instrumen t readin g o f 10,00 0 ppm , o r greater , (ii ) Fo r phas e II , aninstrumen t readin g o f 50 0 ppm , o r greater , (iii ) Fo r phas e Iii ? a ninstrumen t readin g o f 50 0 ppm , o r greater . (c ) InPhase s I andII , eac hvalv e shal l b e monitore dquarterly . (d ) InPhas e III , th e owne r o r operato r shal l monito r valve s fo r leak s
at th e interval s specifie dbelow :



### 1 8P.5 3

Draf t 7/17/9 0 (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 ) implemen t a qualit y improvemen t progra

m fo r valve s tha t complie s wit hth e requirement s o f §XX.X3 . (2 ) A t proces s unit s wit hles s than2 percen t leakin g valves , th e owne r
o r operato r shal l monito r eac hvalv e i nVHA P servic e onc e eac hquarter , excep t
a s provide dinth 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 servic e onc e ever y Z quarters. . (4 ) At proces s unit s wit hles s than0. 5 percen t leakin g valves , th e
owne r o r operato r may elec t t o monito r eac hvalv e i nVHA P servic e onc e every 4 quarters . (e ) Percen t leakin g valve s shal l be determine db y th e followin g equation : %LV * (LV/(V

T + VC) } X10 0 wher e %L V

- percen t leakin g valve s L V - numbe r o f valve s foun dleakin g V r - Tota l valve s monitore d V C » Credi t fo r remove dvalve s [Mote : need s t o b e determined ]



### 1 9P.5 4

Draf t 7/17/9 0 (1 ) Whe na lea k i s detected , i t 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.X2-10 . (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 eac hlea k i s detected . (3 ) Whe na lea k i s detected , th e valv e shal l b e monitore dmonthl y unti l

a lea k i s no t detecte dfo r 2 successiv e months . (eg ) Firs t attempt s a t repai r include , bu t ar e no t limite dto , th e followin g bes 4 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 . (f ) Any valv e tha t i s designated , a s describe di n§XX.X6(b)(2) , fo r no detectabl e omissions , a s indicate db y a ninstrumen t readin g o f les s tha n50 0 pp m above,background , i s exemp t fro m tho requirement s o f paragrap h(a ) i f tho valve ; (1 ) Ha s no externa l actuatin g mechanis m i ncontac t wit hth o proces s fluid ; (2 ) I s operate dwit homission s los s tha n50 0 pp m abov e background , a s
measure db

y th o metho dspecifie di n§XX.X5(c) ; an

d (3 ) I s teste dfo r complianc e wit hparagrap h(f)(2 ) initially upo n designation , annually , an da t othe r time s requeste db y th o Administrator . (§| ) An y valv e tha t i s designated , a s describe din§XX.X6(g)(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 ) if :
2 0P.5 5

Draf t 7/17/9 0 (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 immediat e dange r a s a consequenc e o f complyin g wit hparagrap h(b) ; an d (2 ) Th e owne r o r operato r o f th e valv e ha s a writte npla ntha t require s monitorin g o f th e valv e a s frequen t a s practicabl e durin g safe-to-monito r times . (h| ) Any valv e tha t i s designated , a s describe din§XX.X6(g)(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 ) 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 dwithou t elevatin g th e monitorin g personne l mor e tha n2 meter s abov e a suppor t surface ; (2 ) Th e proces s uni t withi nwhic hth e valv e i s locate di s a nexistin g proces s unit ; an

d (3 ) Th e owne r o r operato r o f th e valv e follow s a writte npla ntha t require s monitorin g o f th e valv e a t leas t onc e pe r calenda r year . (j ) An y equipmen t locate dat a plan t sit e wit hfewe r tha n25 0 valve s i n VHA P servic e i s exemp t fro m th 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 hvalv e i nVHA P servic e fo r leak s onc e eac hquarter , o r compl y wit hparagraph s (d)(3 ) o r (d)(4 ) o f thi s section . (k ) Fo r us e i ndeterminin g monitorin g frequency , a s specifie di n 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 ,



### 2 1P.5 6

Draf t 7/17/9 0 quarterly , a*.>e»fannua l monitorin g programs : a s anaverag e o f an y 3 ou t o f 4 consecutiv e monitorin g period s fo r annua l monitorin g programs . (1 ) Nonrepairabl e valve s shal l b e include di nth e calculatio no f percen t leakin g valve s th e firs t tim e the valv e i s identifie da s leakin g an d nonrepairabl e an da s require dt o compl y wit hparagrap h(k)(2) . Otherwise , a numbe r o f nonrepairabl e valve s u pt o a maximu

m o f 1 percen t o f th e tota l numbe r o f valve s i nVHA P servic e ma y b e exclude dfro

m calculatio no f percen t leakin g valve s fo r subsequen t monitorin g periods . (2 ) 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 i nVHA P servic e a t a proces s unit , th e numbe r o f nonrepairabl e valve s exceedin g 1 percen t shal l b e include di nth e calculation ;
o f percen t leakin g valves . §XX.X2- 8 Standards : Pumps , valves , flange s an dothe r connectors , and agitato r seal s i nheav y liqui dservice,:an dpressur e relie f device s i nliqui d servic e an

dflange s an

dothe r connectors . (a ) Pumps , valves , flange s and-othe r connectors , and agitato r seal s ir i heav yliquid , service , and pressur e relie f device s i n ligh t liqui d o r heavy liqui d servic e and flange s and othe r connector s shal l b e monitore d withi n 5 calenda r day s b

yth e metho d specifie d i n §XX.X5(b ) i f evidenc e o f a potentia l lea k i s foun d b

yvisual , audible , olfactory , o r an yothe r detectio n method , excep t a s provide d i n §XX.X2-l(c)
. (b ) I f a n instrumen t readin g o f 10,00 0 pp mo r greate r fa r agitato r seals , 1,00 0 pp

m o r greate r fo r pumps , and50 0 pp m o r greate r fo r valves , flange s andothe r connectors , an dpressur e relie f device s i s measured , a lea k i s detected .
2 2P.5 7

Draf t 7/17/9 0 (c)(1 ) Whe n a lea k i s detected , i t shal l b e repaire d a s soo n a s practicable , 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 §XX.X2-10
. (2 ) Th e firs t attemp t a t repai r shal l b e mad e n o late r tha n 5 calenda r day s afte r eac h lea k i s detected
. (d ) Firs t attempt s a t repai r include , bu t are.no t limite d to , th e bes t practice s describe d unde r §XX.X2-7(e)
. §XX.X2- 9 Standards : Produc t accumulato r vessels . (a ) Eac h produc t accumulato r vesse l shal l b e equippe d wit h a closed-ven t syste m capabl e o f capturin g and transportin g an yleakag e fro mth e vesse l t o a contro l devic e a s describe d i n §XX.X2-11 , excep t a s provide d i n §XX.X2-l(c)
. §XX.X2-1 0 Standards : Dela y o f repair . (a ) Dela yo f repai r o f equipmen t fo r whic h leak s hav e bee n detecte d w44 4 b e i s allowe d i f th e repai r i s technicall yinfeasibl e withou t a proces s uni t shutdown
. Repai r o f thi s equipmen t shal l .occu r befor e th e en d o f th e nex t proces s uni t shutdown
. (b ) Dela yo f repai r o f equipmen t fo r whic h leak s hav e bee n detecte d w44 4 b e ii i allowe d fo r equipmen t tha t i s isolate d fro mth e proces s and tha t doe s
no t remai n i n VHA P service
. (c ) Dela yo f repai r fo r valve s wil l b o and agitato r seal s i s als o allowe d if : (1 ) Th e owne r o r operato r determine s tha t emission s o f purge d materia l resultin g fro mimmediat e repai r ar e greate r tha n th e fugitiv e emission s likel y t o resul t fro mdela yo f repair , and



### 23P.5 8

Draf t 7/17/9 0 (2 ) Whenrepai r procedure s ar e effected , th e purge dmateria l i s collecte dan

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

o f repai r fo r pump s wil l b e i s als o allowe dif : (1 ) Repai r require s th e us e o f a dua l mechanica l sea l system tha t include s a barrie r flui dsystem , 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 beyon da proces s uni t shutdow nwil l b e allowe dfo r a valv e 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 , an dvalv 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 b e 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 din§XX.X2-l(c) . (b ) Vapo r recover y

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

doperate dt o recove r th e organi c vapor s vente dt o them wit ha n efficienc 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 VHA P emission s vente dt o them wit ha nefficienc y

o f 9 5 percen t o r greate r



### 2 4P.5 9

Draf t 7/17/9 0

o r t o provid e a minimu m residenc e time o f 0.5 0 second s a t a minimum 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 . (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 hno detectabl e emissions , a s indicate db y a ninstrumen t readin g o f les s tha n50 0 I f 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 b e 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 . (3 ) Leaks , a s indicate db y a ninstrumen t readin g greate r tha n50 0 2 5 pp m abov e backgroun dan

dvisua l inspections , 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 th e lea k i s detected . (4 ) 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 . (g ) Closed-ven 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 ma y b e vente dt o them , excep t durin g period s o f startup , shutdown , an dmalfunctio n
a t whic htime s th e owne r o r operato r shall , t o th e exten t practicable , maintai nandoperat e th e sourc e i na manne r consisten t wit hgoo dai r pollutio n contro l practic e fo r minimizin g emissions .
2 5P.6 0



### Draf t 7/17/9 0 S.XX.X2-1 2 Standards : Agitato r seal s i ngas/vapo r servic e an dinHgh t liqui d service * (a)(1 ) Eac hagitato r sea l 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 din§XX.X2-l(c) . (2 ) Eac hagitato r sea l shal l be checke db y visua l inspectio neac h calenda r wee k fo r indication s o f liquid s drippin g fro m th e agitato r seal . (b)(1 ) I f a ninstrumen t reading o f 10,00 0 pp m o r greater i s measured , a lea k i s detected . (2 ) I f ther e ar e indication s o f liquid s drippin g from th e agitato r seal *
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 1 $ detected . (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 . §XX.X2-1 3 Standards : Flange s i nGas / Vapo r Servic e andi nLigh t Liqui d Serviiie l (a ) Th e owne r o r operato r o f a naffecte dproces s uni t shal l monito r al l flange s inVHA P service , excep t a s provide dinparagraph s (f ) through(j ) o f thi s section , a t th e interval s specifie di nparagraph(b ) o f thi s sectio nan d shal l compl y

wit hparagraph s (c)-(k ) o f thi s section . (i ) Th e flange s shal l b e monitore dt o detec t leak s b y th e metho d specifie di nSXX.X5 . (2 ) I f a ninstrumen t reading greate r tha no r equa l t o 50 0 pp m i s measured , a lea k i s detected .

2 6P.6 1



### Draf t 7/17/9 0 (b ) Th&$*we r o r operato r shal l monito r fo r leak s a t th e interval s specifie dbtfw N (1 ) Withi nth e firs t 1 2 month s afte r promulgatio no f thi s subpar t fo r existin g proces s unit s o r withi nth e firs t 1 2 month s afte r startu pfo r ne w proces s units , th e owne r o r operato r shal l monito r al l flanges,excep t a s provide di nparagraph s (f ) through(j ) o f thi s section . (2 ) Afte r conductin g the initia l survey require dinparagraph(b)(1 ) o f thi s section , th e owne r o r operato r shal l perfor m al l subsequen t monitorin g o f flange s at th e followin g frequencies ; (I ) Onc e pe r calenda r year , i f th e percen t leakin g flange s inth e proces s uni t i s 0. 5 percen t o r greater . (II ) Onc e every tw

o calenda r years , i f th e percen t leakin g flange s i s les s tha n0. 5 percent . A nowne r o r operato r may compl y wit hthi s paragraphb y monitorin g an

y portio no f the flange s inth e firs t yea r an dth e remainde r o f th e flange s inth e secon dyear . Th e percen t leaking flange s wil l be calculate dfo r the tota l o f th e tw o monitorin g periods . (3 ) I f a proces s uni t ina biennia l lea k detectio nan drepai r progra

m ha s les s tha n0. 5 percen t leakin g flange s a t th e 2 yea r demonstration , th e owne r
o r operato r may

monito r th e flange s I time every 4 years . A

nowne r o r operato r ma y

compl y wit hth e requirement s o f thi s paragraphb y monitorin g an

y portio no f th e flange s eac hyea r unti l al l flange s hav e been monitore dwithi n 4 years . (4 ) I f a proces s uni t complyin g wit hth e requirement s o f paragraph(b ) using a 4 yea r monitorin g interva l progra m ha s greate r tha n0. 5 percen t bu t les s tha n1 percen t leakin g flanges , th e owne r o r operato r shal l Increas e the
2 7P.6 2



### Draf t 7/17/9 0 monitoring frequenc y

t o 1 time ever y

2 years . A

nowne r o r operato r ma y compl y wit hth e requlrement s o f thi s paragraphby monitorin g an

y portio no f th e flange s i

nth e firs t yea r an

dth e remainde r o f th e flange s Inth e secondyear . Th e owne r o r operato r ma y agai nelec t t o us e th e provision s o f paragraph (b)(3 ) whe nth e percen t leakin g flange s decrease s t o les s tha n0. 5 percent . (5 ) 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 Xpercen t o r greate r leakin g flanges , th e owne r o r operato r shal l increas e th e monitorin g frequenc y t o I time pe r year . Th e owne r o r operato r may agai nelec t t o us e th e provision s o f paragraph(b)(3 ) whe nth e percen t leaking flange s decrease s t o les s tha n0. 5 percent . (c ) Eac hflang e tha t ha s bee nopene do r ha s otherwis e ha dth e sea l blole nshal l b e monitore dfo r leak s withi n6 0 calenda r day s "o f bein g returne d tqtfHA P service . (d ) Whe na lea k i s detected , i t shal l b e repaire da s soo na s practicable , bu t n o late r than1 5 calenda r day s afte r the lea k i s detected , excep t a s provide dinparagraph(h ) o f thi s sectio nan din§XX.X2-10 . 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 . (e ) I f a lea k i s detected , th e flang e shal l b e monitore dmonthl y afte r it s repai r unti l a lea k i s no t detecte dfo r 2 successiv e months . (f ) An y flang e tha t i s designated , a s describe di n§XX.X6(g)(l) , a s an unsafe-tormonito r flang e i s exemp t fro m th e requirement s o f paragraph(a ) if :

2 8P.6 3

Draf t 7/17/9 0 (1 ) Th e owne r o r operato r determine s tha t th e flang e 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 ) - (e) ; an d (2 ) Th e owne r o r operato r ha s a writte nplantha t require s monitoring^b f th e flang e a s frequen t a s practicabl e durin g saf e t o monito r periods . (g ) Any flang e tha t i s designated , a s describe di n§XX.X6(g)(2) , a s a difficult-to-monito r flang e i s exemp t fro m th e requirement s o f paragraph(a ) 

# 11 1
(1 ) Th e owne r o r operato r determine s tha t th e flang e canno t b e monitore d withou t elevatin g th e monitorin g personne l mor e tha n2 meter s abov e a suppor t surface , an

d (2 ) Th e owne r o r operato r follow s a writte nplantha t require s monitorin g o f th e flang e a t leas t onc e withi nth e prescribe dmonitorin g period . (h ) Any flang e tha t i s designated , a s describe din§XX.X6(g)(3) , a s a n unsafe-to-repai r fTangeiis ' exempt 1 fro m the requirement s o f paragraphs , (a) , (d) , an d(e ) o f thi s sectio nif : (1 ) Th e owne r 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 hparagraph (d ) o f thi s section ; an d (2 ) Th e flang e wil l b e repaire dbefor e th e en do f th e nex t sch|$u|j2 $ shutdow no f th e proces s unit . (i)(l ) Any

flang e tha t i s inaccessible , o r i s glass o r glass-line di s exemp t fro

m th e monitorin g requirement s o f paragraph(a ) o f thi s sectio nan d



### 2 9P.6 4

Draf t 7/17/9 0 from th e recordkeepin g andreportin g requirement s o f §XX.X 6 and§XX.X7 . An inaccessibl e flang e i s on e tha t i s (A ) Buried , (B ) Insulated , o r (C ) Obstructe db

y equipmen t o r pipin g tha t preven t acces s t o th e flang e b y a monito r probe . (2 ) I f an

y inaccessible , o r glas s o r glass-line dflang e 1 s observe db y visual , audible , olfactory , o r othe r means 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 $ calenda r day s afte r th^ j lea k 1 s detected , excep t a s provide di n§XX.X2-1 0 an dparagrap h(h ) o f thi s section . (3 ) A firs t attemp t a t repai r shal l be mad e no late r tha n5 calenda r days afte r th e lea k i s detected . (k ) Fo r us e i ndeterminin g th e monitorin g frequency , a s specifie di n paragraph(b ) o f thi s section , the percen t leaking flange s shal l b e calculate d

a s follows : (1 ) Fo r th e firs t monitoring , survey, , us e the : followin g equation :

XL - { NL/F t ) x10 0 Wher e % L • percen t leakin g flange s ML « numbe r o f flange s measure da t 50 0 pp m o r greater , b

y th e metho dspecifie di n§XX.X 5 F t » tota l numbe r o f monitore dflange s i nth e proces s unit . (2 ) Fo r subsequen t monitorin g cycles , us e th e followin g equation : % L » [ ( N

L - N N )/ ( F t - N

M ) ] x10 0

3 0P.6 5

Draf t 7/17/9 0 Wher e %L - percen t leakin g flange s N L » numbe r o f flange s measure d a t 50 0 pp mo r greater , b yth e metho d specifie d i n §XX.X5
. N N* numbe r o f nonrepairabl e flange s n o t o excee d 2 percen t o f th e tota l flang e population , F |
F t « tota l numbe r o f monitore d flanges , includin g nonrepairables , i n th e proces s unit
. §XX.X 3 1—Alternativ e standard s fo r valvo s i n VHA P sorvlco—allowabl o porcontag o o f valvo s leaking
. (a ) A n owne r o r operato r ma yelec t t o hav e al l valve s withi n a proces s uni t t o compl ywit h a n allowabl o percentag e o f valve s leakin g o f equa l t o o r los s tha n 2. 0 percent . (b ) Th e followin g requirement s shal l b o mo t i f a n owne r o r operato r decide s t o compl ywit h an allowabl e percentag e o f valve s leaking ; (1 ) A n owne r o r operato r mus t notif yth o Administrato r tha t th o owne r o r operato r ha s electe d t o hav e al l valvo s withi n a proces s uni t t o compl ywit h th o allowabl e porcontag o o f valvo s leakin g befor e implementin g thi s alternativ e standard , a s specifie d i n §XX.X7(d)
. (2 ) Aporformanc o tos t a s specifie d i n paragrap h (c ) o f thi s sectio n shal l b o conducte d initiall yupo n designation , annually , and a t othe r time s requeste d b

yth o Administrator
. (3 ) I f a valv e lea k i s detected , i t shal l b e repaire d i n accordanc e wit h §XX.X 2 7(d ) and (o)
. (c ) Porformanc o test s shal l b o conducte d i n th o followin g manner ;
3 1P.6 6

Draf t 7/17/9 0 (1 ) Al l valvo s inVHA P servic e withi nth e proces s uni t shal l bo monitore dwithi n1 wee k b y th o method s specifie din§XX.X5(b) . (2 ) I f a ninstrumen t readin g o f 10,00 0 pp m o r greate r i s measured , a lea k i s detected . (3 ) Th o lea k percentag e shal l be dotormino db y dividin g th o numbe r o f valve s i nVHA P servic e fo r whic hleak s ar e detecte db y th o numbe r o f valve s in VHA P sorvic o withi nth o proces s unit . (d ) Owner s o r operator s wh o elec t t o hav e al l valvo s compl y wit hthi s alternativ e standar dshal l no t hav e a proces s uni t wit ha lea k percentag e groato r tha n2. 0 percent . (o ) I f anowne r o r operato r decide s n o longe r t o compl y wit h§XX.X 3 1 , th e owne r o r operato r mus t notif y th o Administrato r inwritin g tha t th o wor k practic e standar ddescribe di n§XX.X 2 7(a ) (o ) wil l bo followed . §XX.X 3 2—Altornativ o standard s fo r Valvo s i nVHA P sorvic o Ski pperio dlea k detectio nandrepair . (a)(1 ) A nowne r o r operato r ma y elec t fo r al l valve s withi na proces s uni t t o compl y

wit hon o o f th o alternativ e wor k practice s specifie di n paragraph s (b)(2 ) and(3 ) o f thi s section . (2 ) A nowne r o r operato r mus t notif y th e Administrato r befor e implomontin g on o o f th o alternativ e wor k practices , a s specifie din§XX.X7(d) . (b)(1 ) A nowne r o r operato r shal l compl y initiall y

wit hth o requirement s fo r valvos , a s describe di n§XX.X 2 7 . (2 ) Afte r 2 consocutiv o quarterl y lea k detectio nperiod s wit hth o percentag e o f valvo s leakin g oqua l t o o r les s tha n2.0 , a nowne r o r operato r



### 3 2P.6 7

Draf t 7/17/9 0

ma ybegi n t o ski p 1 o f th o quarterl ylea k detectio n period s fo r th o valve s i n VHA P sorvico
. (3 ) Afte r 5 consecutiv e quarterl ylea k detectio n period s wit h th o percentag e o f valve s leakin g equa l t o o r los s tha n 2.0 , a n owne r o r operato r
ma ybegi n t o ski p 3 o f th o quarterl ylea k detectio n period s fo r th o valvo s i n VHA P service
. (4 ) I f th o porcontag o o f valvo s leakin g i s greate r tha n 2.0 , th o owne r
o r operato r shal l compl ywit h th o requirement s a s describe d i n §XX.X 2 7 bu t

ma yagai n oloc t t o us e thi s section
. §XX.X 3 Qualit y

improvemen t program . §XX.X4| I Alternativ e mean s o f emissio nlimitation . (a ) Permissio n t o us e a n alternativ e mean s o f emissio n limitatio n unde r sectio n 112(e)(3 ) o f th e Clea n Ai r Ac t shal l b e governe d b yth e followin g procedures : (b ) Wher e th e standar d i s a n equipment , design , o r operationa l requirement : (1 ) Eac h owne r o r operato r applyin g fo r permissio n shal l b e responsibl e fo r collectin g and verifyin g tes t dat a fo r an alternativ e mean s o f emissio n limitation
. (2 ) Th e Administrato r wil l compar e tes t dat a fo r th e mean s o f emissio n limitatio n t o tes t dat a fo r th e equipment , design , and operationa l requirements
. (3 ) Th e Administrato r ma yconditio n th e permissio n o n requirement s tha t

ma yb e necessar yt o assur e operatio n and maintenanc e t o achiev e th e sam e emissio n reductio n a s th e equipment , design , and operationa l requirements
.
3 3P.6 8

Draf t 7/17/9 0 (c ) Wher e th e standar di s a wor k practice : (1 ) Eac howne r o r operato r applyin g fo r permissio nshal l b e responsibl e fo r collectin g an

dverifyin g tes t dat a fo r a nalternativ e mean s o f emissio n 1 imitation . (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 b e demonstrated . (4 ) Eac howne r o r operato r applyin g fo r permissio nshal l commit , in 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 in paragrap h(c)(4) . (6 ) 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 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

3 4P.6 9

Draf t 7/17/9 0 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 . (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 hprocesse s (a ) A nowne r o r operato r o f a batc hproces s whic hha s equipmen t i nVHA P servic e ma y

elec t t o eithe r pressur e tes t o r monito r th e equipmen t fo r leaks . Th e owne r o r operato r shal l compl y wit hon e o f th e alternativ e requirement s specifie din.paragraph s (b ) an d(c ) o f thi s section . (b) . Th e followin g requirement s shal l b e me t i f anowne r o r operato r elect s t o us e pressur e testin g o f batc hproduc t 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 provision s o f §XX.X2-1 3 throug hXX.X2-10 , §XX.X2-12 , §XX.X2-13 , an d§XX.X 3 o f thi s subpart s (1 ) .Eachtime equipmen t i s reconfigure dfo r productio no f a produc t o r
eac htime th e sea l betwee nan y two piece s o f equipmen t i s broken , th e batc h produc t proces s equipmen t shal l b e pressur e teste dfo r leak s befor e VHA P i s firs t fedt o th e equipmen t an dth e equipmen t i s place dinVHA P service . Each 1 batc hproduc t proces s tha t operate s anytime durin g a calenda r yea r shal l b e pressur e teste da t leas t [e.g. , once ] durin g tha t calenda r year . (2 ) Th e batc hproduc t proces s equipmen t shal l b e teste dusin g th e procedure s specifie di n§XX.X5(f) .



### 3 5P.7 0

Draf t 7/17/9 0 (3 ) I f th e chang e i npressur e i s greate r tha n(e.o. . 1 osio/hr l o f i f ther e i s visible , audible , o r olfactor y evidenc e o f flui dloss , a lea k i s detected . (4 ) I f a lea k i s detected , i t shal l b e repaire dan dth e batc hproduct proces s equipmen t shal l b e pressur e teste dbefor e VHA P i s fedt o th e equipment . (i ) Any batc hproduct-proces s tha t fail s 2 consecutiv e pressur e test s shal l b e repaire da s soona s practicable , bu t no t late r tha n3 & calenda r day s afte r th e equipmen t i s place di nVHA P service , excep t a s provide di nparagrap h (d ) o f thi s section ; (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 the'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 , an d§XX.X3 . (2 ) Th e equipmen t shal l be monitore dfo r leak s b y the metho dspecifie d i n§XX.X5(b ) whe nth e equipmen t i s i nVHA P service , i

nus e wit ha

nacceptabl e surrogat e volatil e organi c compoundwhic hi s no t a VHA P o r i s i nus e wit hanyothe r detectabl e ga s o r vapor . (3 ) Th e equipmen t shal l b e 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 produc t andeac htim e a sea l i s broke nbetwee nan y tw o piece s o f equipment . (ii ) At th e frequenc y calculate dinth e followin g equatio no r time s pe r yea r i f th e calculate dfrequenc y i s les s thantime s pe r year :

M » * 'o p* ' con«»nuou «
3 6P.7 1

Draf t 7/17/9 0 Wher e f

t o - screenin g frequenc y fo r batc hoperation s T ^ = averag e time equipmen t i s i nVHA P servic e inth e previou s year , expresse da s percentag e o f 876 0 hour s Fcontfnuou* 3 monitorin g frequenc y specifie dfo r equipmen t i n continuou s service , (e.g. , onc e pe r 9 0 calenda r days ;
onc e pe r 3 0 calenda r days) . (4 ) I f a lea k i s detected , i t shal l b e repaire da s soo na s practicabl e bu t no t late r tha ni i calenda r day s afte r i t i s detected , excep t a s provide d inparagrap h(d ) o f thi s section . [Mote : i f th e Committe e allow s dela y o f repai r fo r batc hprocesses , th e followin g paragrap hwil l be included. J (d ) 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 replacemen t equipmen t i s no t availabl e providin g th e followin g condition s ar e met : (i ) Equipmen t supplie s hav e bee ndeplete dan dsupp l i|s: ;

have;'--been

i sufficientl y

stocke dbefor e th e supplie s wer e depleted . (ii ) Th e repai r i s mad e no late r tha n1 0 calenda r day s afte r deliver y o f th e .....r e p i acemen t equipment . §XX.X 5 Tes t method s an dprocedures . (a ) Eac howne r o r operato r subjec t t o th e provision s o f thi s subpar t shal l compl y

wit hth e tes t method s an dprocedure s requirement s provide di n thi s section . (b ) Monitoring , a s require di n§XX.X2 , §XX.X3 , an

d§XX.X4 , shal l compl y wit hth e followin g requirements :
3 7P.7 2

Draf t 7/17/9 0 (1 ) Monitorin g shal l compl y wit hReferenc e Metho d21 . (2 ) Th e detectio ninstrumen t shal l mee t th e performanc e criteri a o f Referenc e Metho d21 . (3 ) Th e instrumen t shal l b e calibrate dbefor e us e oneac hda y o f it s us e b y th e procedure s specifie dinReferenc e Metho d21 . (4 ) Calibratio ngase s shal l be : (i ) Zer o ai r (les s tha ni O 0. 2 pp m o f hydrocarbo ni

nair) ; an

d (ii ) A mixtur e o f methan e o r nhexan e an dai r a t a concentratio no f approximately , bu t les s than , 10,00 0 pp m methan e fo r agitato r seals , 1,00 0 pp m fo r pumps , an d50 0 pp m fo r al l othe r equipmen t o r nhexano . (5 ) Th e instrument 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 di nReferenc e Metho d21 . (c ) Whe nequipmen t i s teste dfo r complianc e wit hn o detectabl e emissions , a s require din§XX.X2-2(e) , §XX..X2-3(i) , §XX.X2-4 , §XX.X2-7(f) , 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 hi nReferenc e Metho d21 . (3 ) 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 di nReferenc e Metho d21 . (4 ) Th e arithmeti c differenc e betwee nth e maximu m concentratio n indicate db

y th e instrument an

dth e backgroun dleve l i s compare dwit h50 0 pp m



### 3 8P.7 3

Draf t 7/17/9 0 fo r agitato r seals , 5 0 pp m fo r pumps , an

d2 5 pp m fo r al l othe r equipmen t fo r determinin g compliance . [I f respons e facto r i s considered , a paragrap hwil l b e adde dher e t o describ e ho w th e respons e facto r adjustmen t wil l be made. ] (d)(1 ) Eac hpiec e o f equipmen t withina proces s uni t tha t ca nreasonabl y b e expecte dt o conceivabl y contai nequipmen t i nVHA P servic e i s presume dt o be i nVHA 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 be considere d

no t inVHA P service , i t mus t be determine dtha t th e percen t VHA P conten t can b e reasonabl y

expecte dnovo r rid! t o excee d1 0 | 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 di no r contact s equipment , procedure s tha t conform t o th e method s describe dinAST M Metho dD 226 7 (incorporate db y refcronc o a s specifie di n§61.18 ) Metfiadfl l shal l be used . (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 d-10 § percen t b y weight , provide dtha t th e engineerin g judgmen t demonstrate s tha t th o VHA P conten t cloarl y doc s no t oxcee d1 0 percen t b y weight . Whe na

nowne r o r operato r an dth e Administrato r d o no t agre e o n whethe r a piec e o f equipmen t i s no t i nVHA P service , however , th e procedure s inparagrap h(d)(1 ) shal 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 9P.7 4



### Draf t 7/17/9 0 (3 ) I f anowne 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 nbe revise deel y afte r followin g th e procedure s i

nparagrap h(d)(1) , o r by documentin g tha t a chang e inth e proces s o r ra w material s n o longe r cause s th e equipmen t t o b e i nVHA P service . (4 ) Sample s use di

ndeterminin g th e percen t VHA P conten t shal l be representativ e o f th e proces s flui dtha t i s containe dino r contact s th e equipment , o r tho ga s bein g combuste dinth e flare . (e)(1 ) Roforonc o Metho d2 2 shal l bo use dt o determin e complianc e o f flaro s wit hth o visibl e omissio nprovision s o f thi s subpart . (2 ) Th e presenc e o f a flar o pilo t flame shal l bo monitore dusin g a thermocoupl e o r an

y othe r equivalen t devic e t o detec t th o presenc e o f a flame . (3 ) Th o no t heatin g valu e o f th e ga s bein g combuste dina flar e shal l bo calculate dusin g th o followin g equation ;

H T 

### • M^C t 

### H t 

### 4

whore ; '-HT



### No t heatin g valu e o f tho sample , MJ/ocm ; whor e tho no t enthalpy pe r mol o o f offga s i s base do ncombustio nat 25° C an d76 0 m m Hg , bu t th o standar dtemperatur e fo r determinin g th e volume correspondin g t o on o mol e i s 20"C . KConstant , 1.74 0 x10 - (1/ppm ) ( g molo/scm ) (MJ/kcal) ,

whor o standar dtemperatur e fo r ( g molo/scm ) i s 20" C € t 

### - Concentratio no f sampl e componen t i i nppm , a s measure d b y Roforonc o Metho d1 8 o f Appendi xA o f 4 0 CF RPar t 6 0

4 0P.7 5

Draf t 7/17/9 0
an dAST M D250 1 6 7 (roapprovo d1977 ) (incorporate db y roforonc o a s specifie di n§61.18) . H t - Ne t hea t o f combustio nof sampl e componen t i , kcal/ g

molo.—Th e heat s o f combustio nmay . bo determine dusin g AST M D238 2 7 6 (incorporate db y roforonc o a s specifie di n §61.18 ) i f publishe dvalue s ar c no t availabl e o r canno t b o calculated . (4 ) Th o actua l exi t velocit y o f a flar e shal l bo determine db y dividin g th o volumetri c flowrat o (i nunit s of standar dtomporatur o andpressure ^ a s determine db

y Roforonc o Metho d2 , 2A , 2C , o r 2D , a s appropriate , b y th o unobstructe d(free ) cros s sectiona l are a of th o flar e tip . (5 ) Th e maximum

permitte dvelocity , V,^ , fo r ai r assiste dflare s shal l b o determine db

y th o followin g equation ; V ^ • 8.7 6 i 0.7081(H T 4 whoro ; V, ^ - Maximu m permitte dvelocity , m/se c 8.70 6 - Constant . 0.708 4 - Constant . 4 T - Th o no t heatin g valu e a s dotormino di nparagrap h(e)(3 ) o f thi s section . Referenc e method s use di ndetermining : complianc e wit hflare s . ar e thos e require di n§60.18 . (f ) Th e followin g procedure s shal l b e use dt o pressur e tes t batc h product-proces s equipmen t t o demonstrat e complianc e wit hth e requirement s o f §XX.X4-2 . (1 ) Th e batc hproduct-proces s equipmen t trai nshal l b e pressurize dwit h air , nitroge no r wate r t o th e operatin g pressur e o f th e equipment . Th e

4 1P.7 6

Draf t 7/17/9 0 equipmen t shal l no t b e teste da t t o 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 air , nitrogen , o r wate r
sourc e shal l b e shu t off . (3 ) At the nen do f minute s [hours] , th e pressur e inth e batc h product-proces s equipmen t trai nshal l b e measured . Th e chang e inpressur e shal l b e calculate dusin g th e followin g equation :

wher e P • chang e i npressur e P f - fina l pressur e P < » initia l pressur e (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 : inth e rang e o f tes t pressur e an di s capabl e o f measurin g pressure s u pt o th e relie f
se t pressur e o f th e pressur e relie f device . (Sec . 11 4 o f th e Clea nAi r Ac t a s amende d(4 2 U.S.C . 7414). ) §XX.X 6 Recordkeepin g requirements . [Note : Recordkeepin g provision s fo r batc hprocesse s t o b e adde dsubsequen t t o identificatio no f batc hproces s standards. ] (a)(1 ) Eac howne r o r operato r subjec t t o tho provision s o f thi s subpar t shal l compl y

wit htho recordkeepin g requirement s o f thi s section . f2 4 A nowne r o r operato r o f mor e tha non e proces s uni t subjec t t o th e provision s o f thi s subpar t ma y compl y wit hth e recordkeepin g requirement s fo r thes e proces s unit s inon e recordkeepin g syste m i f th e syste

m identifie s eac h



### 4 2P.7 7

Draf t 7/17/9 0
recor db y eae hproces s uni t andth e program bein g implemente d(e.g. , quarterl y monitoring * qualit y

improvement ) fo r eac htyp e o f equipment . (b ) [Note : Mos t o f thi s paragrap hwa s formerl y paragrap h(e) ] Ex : ce| l

a s provide di nparagraph s (f ) an d(g ) o f thi s section , th e followin g informatio npertainin g t o al l equipmen t i neac hproces s uni t subjec t t o th e requirement s in§XX.X2- 1 t o §XX.X2-H-l | shal l be recorde dina lo g tha t i s kep t ina readil y

accessibl e location : (l)(i ) A lis t o f identificatio nnumber s fo r equipmen t (excep t connector s exemp t from

monitorin g an drecordkeepin g identifie di n§XX.X2-13 ) 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 i nth e proces s unit . (ii ) A tabl e listin g b

y equipmen t identificatio nnumbe r th e lin e size , pressure , an

dstrea m servic e (i.e. , ligh t liquid , heav y liquid , o r gas ) o f
eac hitem

o f equipment . Th e tabl e shal l als o lis t 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 inVHA 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 do na plan t sit e plan , i nlo g entries , o r b

y othe r appropriat e methods . (2)(i ) A lis t o f identificatio nnumber s fo r equipmen t tha t th e owne r o r operato r elect s t o designat e fo r n o detectabl e emissions , a s indicate db y a n instrumen t readin g o f les s tha n50 0 pp m abov e background , unde r th o provision s
o f §§XX.X 2 2(o) , XX.X 2 3(i) , an dXX.X 2 7(f ) a s specifiedi nth e appropriat e sectjon s o f thi s subpart .
4 3P.7 8

Draf t 7/17/9 0 (ii ) Th e designatio no f thi s equipmen t a s subjec t t o th e requirement s o f §§XX.X 2 2(e) , XX.X 2 3(1) , an dXX.X 2 7 n o detectabl e emission s requirement s 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 o f eac hcomplianc e tes t require din§§XX.X2-2(e|) , XX.X2-3(i) , an dXX.X2-4. , an d6 1 24 2 7(f) . (ii ) Th e backgroun dleve l measure ddurin g eac hcomplianc e tes t (iii ) Th e maximum

instrumen t readin g measure da t th e equipmen t durin g
eac hcomplianc e test . (5 ) A lis t o f identificatio nnumber s fo r equipmen t invacuum service . (be ) Whe neac hlea k i s detecte da s specifie din§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , am * §XX.X2-8 , §XX.X2-11 , §XX.X2-12 , and§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 be attache dt o th e leakin g equipment . (2 ) Th e identificatio no na valv e o r flang e ma y be remove dafte r i t ha s bee nmonitore dfo r 2 successiv e month s a s specifie din§XX.X2-7(c ) an dno lea k ha s bee ndetecte ddurin g thos e 2 months . (3 ) Th e identificatio no nequipment , excep t ona valv e o r flange , ma y be
remove dafte r i t ha s bee nrepaired . (ed ) Whe neac hlea k i s detecte da s specifie din§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , ae d§XX.X2-8 , §XX.X2-1I , §XXaX2-12 , and§XX.X2-13 , th e followin g informatio nshal l b e recorde di na lo g an dshal l b e kep t fo r 2 years , o r a s specifie di nth e facilit y permi t i f longer f ina readil y accessibl e location :
4 4Draf t 7/17/9 0 (1 ) Th e instrumen t an d operato r identificatio n number s an d th e equipmen t identificatio n number
. (2 ) Th e dat e th e lea k wa s detecte d an d th e date s o f eac h attemp t t o repai r th e leak
. (3 ) Repai r method s applie d i n eac h attemp t t o repai r th e leak
. (4 ) "Abov e 10,000 " i f th o maximu minstrumen t readin g measure d b yth o method s spocifio d i n §XX.X5(a ) afte r eac h repai r attemp t i s equa l t o o r greate r tha n 10,00 0 ppm . Maximu minstrumen t readin g measure d byth e metho d specifie d i n §XX.X5(b ) afte r i t i s sucessfull yrepaire d o r determine d t o b e nonrepairable
. (5 ) "Repai r delayed " and th e reaso n fo r th e dela yi f a lea k i s no t repaire d withi n 1 5 calenda r day s afte r discover yo f th e leak
. (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 d no t b e effecte d withou t a proces s shutdown
. (7 ) Th e expecte d dat e o f successfu l repai r o f th e lea k i f a lea k i s no t repaire d .withi n 1 5 calenda r days
. (8 ) Date s o f proces s uni t shutdown s that ' 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 following'informatio n shal l b e recorde d fo r eac h proces s unit ; subjec t t o th e requirement s o f §XX.X2- 2 t o §XX.X2-13 : (1 ) Aschedul e o f monitorin g fo r valve s and fo r flanges
. (2 ) Th e numbe r o f leakin g pumps , th e tota l numbe r o f pumps,f:a^&'t : fi e percen t leakin g pump s durin g eac h monitorin g period
.



### 45P.8 0

Draf t 7/17/9 0 (3 ) Th e numbe r o f leakin g valves , th e tota l numbe r o f valves , al l credit s fo r remove dvalves , th e numbe r o f nonrepairabl e valves , andth e percen t leakin g valve s durin g eac hmonitorin g period . (4 ) Th e numbe r o f leakin g flanges , th e tota l numbe r o f monitore d flanges , al l credit s fo r remove dflanges , the numbe r o f nonrepairabl e flanges , andth e percen t leakin g flange s durin g eac hmonitorin g period . (f ) Th e owne r o r operato r o f a batc hproduc t proce s wh o elect s to . 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 requirements o f paragraph s (t>) , (c) , (d) , (i) , and1 ) 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 informalto ni na readil y accessible location : (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 dthe are a
o f the facilit y

wher e the equpmen t trai ni s located . (2 ) Record s demonstrating - th e quipmen t i s i nus e i na 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 the proces s unit . (3 ) Physica l taggin g o f the equipmen t t o identifi y tha t 1 t i s i

nVHA P servic e andsubjec 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
ma y b e identifie do na plan t sit e plan , inlo g entries , o r b y othe r appropriat e methods .



### 4 6P.8 1

Draf t 7/17/9 0 (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 b e recorde dina la g andkep t fo r 2 years , o r fo r th e perio dspecifie di nth e facility' s permi t i f longer , ina readil y accessibl e location : (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 di neac 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 equipment!-an dthe 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 . (dh ) 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 describe di n§XX.X2-1 1 shal l be recorde dan

dkep t ina readil y

accessibl e location : (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 inth e desig n specifications . (3 ) A descriptio no f th e paramete r o r parameter s monitored , a s require d in§XX.X2-ll(e) , t o ensur e tha t contro l device s ar e operate dan dmaintaine di

n



### 4 7P.8 2

Draf t 7/17/9 0 conformanc e wit hthei r desig nan da nexplanatio no f why

tha t paramete r (o r parameters ) wa s selecte dfo r th e monitoring . (4 ) Period s whe nth 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 ar e no t operate da s designed , includin g period s whe na flar e pilo t ligh t doe s no t hav e a flame . (5 ) Date s o f startup s andshutdown s o f th e closed-ven t system s and contro l device s require din§XX.X2-2 , §XX.X2-3 , §XX.X2-4 , §XX.X2-5 , and §XX.X2-9 . (e ) Th e followin g informatio npertainin g t o al l equipmen t subjec t t o th e requirement s in§XX.X 2 1 t o §XX.X 2 1 1 shal l bo recorde dina lo g tha t i s kep t ina readil y

occossibl o location ; (1 ) A lis t o f identificatio nnumber s fo r oquipmon t subjec t t o th e requirement s o f thi s subpart . (2)(i ) A lis t o f identificatio nnumber s fo r oquipmon t tha t th o owne r o r operato r elect s t o designat e fo r no detectabl e omissions , a s indicate db y a n instrumen t readin g o f los s tha n50 0 pp m abov e background , unde r th o provision s
o f §XX.X 2 2(e) , §XX.X 2 3(1) , an d§XX.X 2 7(f) . (ii ) Th o designatio no f thi s equipmen t a s subjec t t o th o requirement s o f §XX.X 2 2(e) , §XX.X 2 3(i) , o r §XX.X 2 7(f ) shal l b o signe db

y th e owne r o r operator . (3 ) A lis t o f oquipmon t identificatio nnumber s fo r pressur e relie f device s require dt o compl y wit h§XX.X 2 4(a) . (4)(i ) Th o date s o f eac hcomplianc e tes t require din§XX.X 2 2(e) , §XX.X 2 3(i) , §XX.X 2 4 , an d§XX.X 2 7(f) . (ii ) Th o backgroun dleve l measure ddurin g eac hcomplianc e tost .
4 8P.8 3

Draf t 7/17/9 0 (iii ) Th o maximum

instrumen t readin g measure da t th o oquipmon t durin g
eac hcomplianc e tost . (5 ) A lis t o f identificatio nnumber s fo r oquipmon t invacuu m service . (f$ ) 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(§| ) an d(hi ) an

dal l flange s subjec t t o th e requirement s o f §XX.X2-13(f) , (g) , an d(h ) shal l b e recorde dina lo g tha t i s kep t ina readil y

accessibl e location : (1 ) A lis t o f identificatio nnumber s fo r valve s an dflange s tha t ar e designate da s unsafe-to-monitor , a nexplanatio nfo r eac hvalv e |n|i|fll|| i statin g wh y

th e valv e o r flang e i s unsafe-to-monitor , an dth e pla nfo r monitorin g eac hvalv e an dflange . (2 ) A lis t o f identificatio nnumber s fo r valve s an|| ; ||inge | tha t ar e designate da s difficult-to-monitor , a nexplanatio nfo r eac hvalv e ahdCflang e statin g why

th e valv e o r flang e i s difficult-to-monitor , an dth e planne d schedul e fo r monitorin g eac hvalv e and ; flangO . (3 ) A 11st : o f identificatio nnumber s fo r flange s tha t ar e designate da s unsafe-to-repai r an

da nexplanatio nfo r eac hflang e statin g why th e flang e i s unsafe-to-repair . (4 ) A lis t o f identificatio nnumber s fo r flange s tha t ar e designate da s inaccessibl e anda nexplanatio nfo r eac hflang e statin g wh y th e flang e i s inaccessible. : (h| ) Th e followin g informatio nshal l b e recorde dina lo g tha t i s kep t ina readil y

accessibl e location : (1 ) Desig ncriterio nrequire din§XX.X2-2(ef)(5 ) an d§XX.X2-3(e)(2 ) an

d

a nexplanatio no f th e desig ncriterion ; an d

4 9P.8 4

Draf t 7/17/9 0 (2 ) An y change s t o thi s criterio nan dth e reason s fo r /th e changes . (4| ) Th e followin g informatio nshal l be recorde di na lo g tha t i s kep t i na readil y

accessibl e locatio nfo r us e i ndeterminin g exemption s a s provide d inth e applicabilit y

sectio no f thi s subpar t an dothe r specifi c subparts : (1 ) A nanalysi s demonstratin g th e desig ncapacit y o f th e proces s unit ,

tnn j (2 ) A

statemen t listin g th e fee do r raw material s andproduct s from th e proces s uni t anda nanalysi s demonstratin g whethe r thes e chemical s ar e heav y liquids , and (2§ ) A nanalysi s demonstratin g tha t equipmen t i s no t inVHA P service . (4| ) Informatio nan

ddat a use dt o determin e tha t a piec e o f equipmen t i s
no t i nVHA P servic e shal l be recorde di na lo g tha t i s kep t ina readil y accessibl e location . (m ) Th e dat e an

dduratio no f eac hproces s uni t startu pandshutdown , an d
eac hcontro l devic e malfunctio nshal l b e recorde di na lo g tha t i s kep t ina readil y accesibl e location . (n ) Eac howne r o r operato r o f a anaffecte dproces s uni t subjec t t o the i requirement s o f §XX.X 3 shal l amintai nth e followin g recofd s fo r th e perio dof i th e qualit y

improvemen t program , o r fo r th e perio dspecifie di nth e permi t fo r th e affecte dproces s unit , whicheve r i s longer :
NOTE t f t \* t$BUtt dtha t ther e wil l b e a separat e sectio ni nth e regulatio ntha t wil l specif y th e specifi c criteri a e f e nacceptabl e a t program . Th e recordkeepin g requirement s (fve nbelo w ar e preliminar y base do ndfseuseioo * t e date . Thi s Bectie ni s intende dt e inclemen t th e O t progra a an dno t t e specif y it s feature* .



### 5 0P.8 5

Draf t 7/17/9 0 (1 ) A descriptio nO f th e progra m anda statemen t o f th e performanc e

(2 ) Record s o f al l dat a collecte do nth e pump s o r valve s subjec t t o the requirement s o f §XX.X3 . Thes e record s wil l includ e a t a minimu m th e followin g inforfflation : (1 ) Th e date , th e instrumen t andoperato r identificatio nnumbers , an d th e equipmen t identificatio nnumber . (ii ) Maximu

m instrumen t readin g measure db y th e metho dspecifie din §XX.X5£b) . (iii ) I f a lea k i s detected , th e repai r method s applie di neac hattemp t t o repai r th e lea k andth e maximu m instrumen t readin g measure dafte r eac h successfu l repai r o r i s determine dt o b e nonrepairable . (iv ) I f a lea k i s no t repaire dwithin'l S calenda r days 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 . (v ) Record s o f material s o f construction , manufacturer , manufacturin g o r purchasin g tolerances , andan y qualit y assuranc e procedures.use di npurchase, ; installatio no r operatio no f th e component . [Note : Th e nex t 2 paragraph s wil l b e elaborate do nafte r the Q l program i s defined , i.e. , wha t kinds o f analyse s woul db e appropriate. ] (3 ) Evaluation s o f componen t parameters , services , operatio npractices ;
o r maintenanc e program s associate dwit hsignificantl y greate r lea k frequencies , whic hma y includ e analyse s o f trend s o r association s betwee n equipmen t service , lin e pressure , material s o f construction , lin e size , an d othe r relevan t variable s an dlea k frequency. .

5 1P.8 6

Draf t 7/17/9 0 (4)(1 ) Result s o f benc hscal e an dfiel devaluation s o f low emissio n performanc e technolog y includin g assessmen t o f applicability , maintenanc e neede dt o ensur e lo

w emissio nperformance , andspecification s necessar y fo r qualit y contro l o f purchase dequipment . Thes e evaluation s shal l Includ e a lis t o f equipmen t specifications , desig ncriteria , etc. , tha t ar e candidate s
o f performanc e tria l evaluation . (ii ) Evaluation s o f operatin g practice s an dmaintenanc e program s neede d t o assur e continue dlow emissio nperformance , whic hma y includ e analyse s o f trend s o r association s betwee nequipmen t service , lin e pressure , material s o f construction , lin e size , an dothe r relevan t variable s an dlea k frequency . Th e record s shal l includ e th e dat a use dt o asses s th e effec t o f operatin g practice s an

dmaintenanc e o nth e emissio nperformanc e o f equipment . (5 ) Schedul e an

dpla nfo r performanc e trial s o f low emissio npotentia l equipment . (6)(i ) A schedul e an

dpla nfo r installatio no f lo w emissio nequipmen t i n th e proces s uni t subjec t toth e requirement s i n§XX.X3 . (ii ) Wher e equipmen t i s no t replace db y superio r equipment , the owne r o r operato r mus t certif y th e reason s tha t us e o f lo w emissio nperformanc e equipmen t i s no t technicall y feasible . (7 ) Record s indicatin g tha t al l equipmen t purchase ddurin g th e perio doi th e qualit y

improvemen t program

i s i ncomplianc e wit hth e qualit y assuranc e requirement s i n§XX.X3 ( ) . (8 ) Documentatio no f operatin g practices , maintenanc e programs , an d personne l trainin g tha t wil l b e use dt o achiev e low emissio nperformance .



### 5 2P.8 7

Draf t 7/17/9 0 (9 ) Infestatio nan

ddat a t o show

th e company

ha s fewe r tha n employees , includin g employee s providin g contracte dservices , andi s a smal l business . (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). ) (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 an y piec e o f oquipmon t t o whic hthi s subpar t applic o 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 tha t th e roquiromont o o f §XX.X2 , XX.X5 , XX.X6 , an dXX.X 7 ar o bein g whic ho f th e requirement s wil l b

o implemented . (2 ) I nth e cas e o f a

nexistin g sewee.proces s uni t o r a new sourc e proces s uni t whic hha s a ninitia l startu pdat e precedin g th e effectiv e date , th e statemen t i s t o b e submitte dwithi n9 0 calenda r day s o f th e effectiv e date , unles s a waive r o f complianc e i s grante dunde r §61.11 , alon g wit hth 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 b e submitte dona dat e scheduled.by th e Administrator . (3 ) Inth e cas e o f new source s proces s unit s whic hdi dno t hav e a n initia l startu pdat e precedin g th e effectiv e date , th e statemen t shal l be submitte dwit hth e applicatio nfo r approva l o f construction , a s describe di n §61.07 .



### 5 3P.8 8

Draf t 7/17/9 0 (4 ) Th e statemen t i s t o contai nth e followin g informatio nfo r eac h

oourc o process ; unit , excep t a s provide dinparagrap h(b)(5 ) o f thi s section : (i ) Equipmen t identificatio nnumbe r an dproces s uni t identification . (ii ) Typ o o f oquipmon t (fo r example , a pum po r pipelin e valvo) . (iii ) Percen t b

y weigh t VHA P i

ntho flui da t tho oquipmont . (iv ) Proces s flui dstat e a t th o oquipmon t (gas/vapo r o r liquid) . Numbe r
o f eac hequipmen t typ e (e.g. , valves , pumps ) excludin g equipmen t designate d fo r n o detectabl e emission s unde r th e provision s o f §XX.X2- 2 an dthos e i n
vacuu m service , (viii ) 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 . (5 ) Th e statemen t i s t o contai nth e followin g enformatia nfo r eac h proces s uni t subjec t t o th e requirement s i n§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 be submitte dt o th e Administrato r semiannuall y startin g 6 month s afte r th e initia l repor t require dinparagrap h(a ) o f thi s section , tha t include s th e followin g information : (1 ) Proces s uni t identification , frequenc y o f monitoring , andspecifi c provision s o f thi s subpar t bein g implemented .



### 5 4P.8 9

•i.

Draf t 7/17/9 0

(2 ) Fo r eac hmeet bmonitorin 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 detected , a s describe di n §XX.X 2 7(b ) o r §XX.X 3 2 . th e percen t leakers , an dth e tota l numbe r o f valve s tested ; (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. (iii ) Th e numbe r o f pump s fo r whic hleak s wer e detecte da s describe di n

(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. . (v ) Th e numbe r o f compressor s fo r whic hleak s wer e detecte da s describe d i n§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) . (vii ) Th e numbe r o f flange s fo r whic hleak s wer e detected , th e percen t
o f flange s leaking , andth e tota l numbe r o f flange s tested . (viii ) Th e numbe r o f flange s fo r whic hleak s wer e no t repaire da s require di n„ (ix ) Th * numbe r o f agitato r seal s fo r whic hleak s wer e detecte da s ||||ribe d1f

t (x ) Th e numbe r o f agitato r seal s fo r whic hleak s wer e no t repaire da s require d1 n. . (v44xi ) 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 .
5 5P.9 0

Draf t 7/17/9 0
(3 ) Date s o f proces s uni t shutdown s whic h occurre d withi n th e semiannua l reportin g period
. (4 ) Revision s t o item s reporte d accordin g t o paragrap h (a ) i f change s hav e occurre d sinc e th e initia l repor t o r subsequen t revision s t o th e initia l report . Note : Complianc e yit hth e requirement s o f 961.10(c ) i s no t require dfo r revision s documente dunde r thi s paragraph . (5 ) Th e result s o f al l performanc e test s t o determin e complianc e wit h §XX.X2-2(e) , §XX.X2-3(i) , §XX.X2-4(a) , §XX.X 2 7(f) , §XX.X2-ll(f) , §XX.X3-1 , and §XX.X3- 2 conducte d withi n th e semiannua l reportin g period
. (c ) fo r owner s o r operator s electin g t o mee t th e requirement s o f .§XX.X4N I 2(b) , a repor t shal l b e submitte d t o th e Administrato r semiannuall ystartin g 6 month s afte r th e initia l repor t require d i n paragrap h (a ) o f thi s section
. Th e semiannua l repor t shal l includ e th e followin g information : (1 ) Batc h produc t proces s equipmen t trai n identification , (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 n faile d th e pressur e test , (4 ) Th e fact s tha t explai n an ydela yo f repairs , an d (5 ) The ; result s o f al l performanc e test s t o determin e complianc e wit h 

## §xx.xa-n<fJ 1

(c ) I n th e firs t repor t submitte d a s rbquiro d i n paragrap h (a ) o f thi s section , th o repor t shal l includ e a reportin g schedul e statin g th e month s tha t



### 56P.9 1

Draf t 7/17/9 0 semiannua l report s shal l b o submittod.—Subsequen t report s shal l b o submitto d accordin g t o tha t schedule , unles s a revise dschedul e ha s bee nsubmitte d1 na previou s semiannua l report . (d ) A nowner o r operato r electin g t o compl y wit hth e provision s o f §XX.X 3 1 an

d§XX.X 2 2 shal l notif y tho Administrato r o f tho altornativ o standar dselecte d0 0 calenda r day s befor e implomontin g eithe r o f th e provisions . (e| ) A napplicatio nfo r approva l o f constructio no r modification , §61.05(a ) an

d§61.07 , wil l no t be require di f (1 ) Th e new

sourc e |l||i|||u|| | complie s wit hth e applicabl e standar di n §XX.X 2 o r §XX.X4~2 ; (2 ) Th o now

sourc e i s no t par t o f the constructio no f a proces s unit ;
an d (3| ) I

nth e nex t semiannua l repor t require db y paragraph(b ) o f thi s section , th e informatio ni nparagraph(a)(4 ) o f thi s sectio ni s reported . (e ) Anowne r o r operato r o f a proces s uni t tha t doe s no t achiev e (Phas e II I percen t leake r standar dfo r valves ! 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

underv_

_ o r a qualit y

improvemen t program

unde r . . (f ) 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 under contro l numbe r . )



### 5 7P.9 2

A. '



### Augus t 23 , 199 0

Relationshi p betwee n thi s Regulatio n and Futur e Regulation s

fo r Refiner yEquipmen t Leak s
Th e standard s incorporate d i n thi s agreemen t wer e establishe d b yth e Negotiatin g Committe e base d primaril yo n dat a from well-controlle d ethylen e oxid e plant s an d dat a froma numbe r o f SOCM I plants
. Th e Committe e di d no t revie w dat a frompetroleu m refinin g processe s becaus e the ywer e outsid e th e scop e o f th e negotiations , an

d th e Committe e di d no t conside r whethe r th e numerica l standard s i n thi s agreemen t ar e achievabl e b yrefiner y processes . Th e Committe e recognize s tha t ther e ar e technica l difference s betwee n SOCM I categorie s an d petroleu

mprocesse s tha t ma yaffec t th e achievabilit yo f th e numerica l standard s (including percen t leakers)
. Potentia l difference s includ e th e availabilit yan

d effectivenes s o f emissio n contro l technologies , plan t shutdow

n practices , lin e sizes , proces s temperature s an d proces s pressures , an d cost . Thes e difference s coul d wor k i n th e directio n o f makin g th e numerica l standard s adopte d b yth e Committe e mor e easil yachievable , o r les s easil yachievable , fo r refiner yprocesses . Th e Committe e agree s tha t th e framewor k use d fo r th e regulatio n develope d durin g th e curren t negotiatio n shoul d b e adopte d i n th e MAC T regulatio n fo r petroleu mrefiner yequipmen t leak s unles s ther e ar e soun d technica l reason s wh ya differen t framewor k woul d b e mor e effective
. AP I understand s tha t th e numerica l standard s include d i n thi s negotiate d rul e ar e mor e stringen t tha n thos e tha t woul d hav e bee n selecte d i f th e rul e ha d provide d tha t exceedence s o f numerica l standards , b ythemselves , constitute d violation s o f th e Act . AP I recognize s tha t thi s wil l als o b e tru e o f th e numerica l standard s tha t wil l b e include d i n a MAC T regulatio n fo r refinery equipmen t leak s utilizin g th e framewor k o f th e currently-negotiate d regulation
. I f EP Adevelop s MAC T refineryequipmen t lea k regulations , i t wil l conduc t a separat e rulemaking
. Technica l difference s betwee n SOCM I an

d refiner yprocesse s tha t ma yaffec t th e achievabilit yo f th e standard s wil l b e considere d b yEPAi n th e refiner yequipmen t lea k rulemaking
.P.9 3



### Augus t 23 , 199 0
Relationshi p betweenthi s Regulationan d Futur e Regulation s fo r Refiner yEquipmen t Leak s
Th e standard s incorporate d i n thi s agreemen t wer e establishe d b yth e Negotiatin g Committe e base d primaril yo n dat a from well-controlle d ethylen e oxid e plant s an d dat a froma numbe r o f SOCM I plants
. Th e Committe e di d no t revie w dat a frompetroleu m refinin g processe s becaus e the ywer e outsid e th e scop e o f th e negotiations , an

d th e Committe e di d no t conside r whethe r th e numerica l standard s i n thi s agreemen t ar e achievabl e b yrefinery processes . Th e Committe e recognize s tha t ther e ar e technica l difference s betwee n SOCM I categorie s an d petroleu

mprocesse s tha t mayaffec t th e achievabilit yo f th e numerica l standard s (including percen t leakers)
. Potentia l difference s includ e th e availabilit yan

d effectivenes s o f emissio n contro l technologies , plan t shutdow

n practices , lin e sizes , proces s temperature s an d proces s pressures , an d cost . Thes e difference s coul d wor k i n th e directio n o f makin g th e numerica l standard s adopte d b yth e Committe e mor e easil yachievable , o r les s easil yachievable , fo r refiner yprocesses . Th e Committe e agree s tha t th e framewor k use d fo r th e regulatio n develope d durin g th e curren t negotiatio n shoul d b e adopte d i n th e MAC T regulatio n fo r petroleu mrefineryequipmen t leak s unles s ther e ar e sound technica l reason s wh ya differen t framewor k woul d b e mor e effective
. AP I understand s tha t th e numerica l standard s include d i n thi s negotiate d rul e ar e mor e stringen t tha n thos e tha t woul d hav e bee n selecte d i f th e rul e ha d provide d tha t exceedence s o f numerica l standards , b ythemselves , constitute d violation s o f th e Act . AP I recognize s tha t thi s wil l als o b e tru e o f th e numerica l standard s tha t wil l b e include d i n a MAC T regulatio n fo r refinery equipmen t leak s utilizin g th e framewor k o f th e currently-negotiate d regulation
. I f EPAdevelop s MAC T refiner yequipmen t lea k regulations , i t wil l conduc t a separat e rulemaking
. Technica l difference s betwee n SOCM I an

d refineryprocesse s tha t mayaffec t th e achievabilit yo f th e standard s wil l b e considere d b yEPAi n th e refiner yequipmen t lea k rulemaking
.