p. 1



# OAR Box 1168 Prepped by Ollie Stewart



### Document

Number: 

# 106 ) ll-C-3 5 Docket Number: 

# A-89-1 0

Printed 4/29/2008 11:23:20 AM Sheet 106 of 131P. 2

' A 

### y

osr 

### y UNITE D STATE S ENVIRONMENTA L PROTECTI C Offic e o f Ai rQualit yPlannin g an d Stan d Researc h Triangl e Park , Nort h Carolin a 2 ,

11/23/9 0

SUBJECT : Revise dPage s fo r 11/16/9 0 Regualtio nAttache dt o Agreemen t i n Principl e 

### TO : Re g Ne g Committe e Pleas e findenclose drevise dpage s 23 , 32 , 33 , 36 , 37 , 71 , an d 7 2 t o th e draf t equipmen t lea k regulation . Replac e th e correspondin g page s i n th e 11/16/9 0 draf t wit hthes e pages , date d11/23/90 . Th e page s reflec t th e followin g changes : 1 . A t th e reques t o f on e o f th e committe e members , w e hav e mad e takin g credit s fo r valve s an d connector s tha t ar e remove dfro m th e proces s unit s an option . Th e effec t o f thi s i s tha t an owne r o r operato r ma y wis hno t t o tak e advantag e o f th e credit s i n orde r avoi dkeepin g record s o f remove dequipment , associate dwit hth e credits . Thes e change s ar e reflecte don page s 23 , 36 , 37 , an d 72 . 2 . W e hav e clarifie dth e languag e o n page s 3 2 an d 3 3 on th e one-tim e "welde dconnector " lea k check . Th e revise dlanguag e make s i t clea r tha t th e provisio napplie s t o connector s remove dfrom a proces s uni t afte r proposa l b

y eithe r weldin g it completel y ont o th e pip e o r piec e o f equipmen t o r physicall y removin g th e connecto r an d weldin g th e pip e together . 3 . We hav e delete dparagrap h(5 ) fro m pag e 33 . Thi s paragrap hexplicit y allowe dth e Administrato r t o chec k suspec t welde dconnectors . Th e paragraph , however , i s unnecessary , a s th e Administrato r ha s enforcemen t authorit y

t o chec k th e exemp t statu s o f equipmen t exempte dby th e regulation . Al l o f thes e revision s ar e mino r an d d o no t chang e th e substanc e o r inten t o f th e provision s tha t wer e change dfro m th e 11/16/9 0 draft . Thes e ar e th e fina l change s w e wil l b e making . T o m y knowledge , base don th e comment s receive dan

d th e Committe e member s I hav e talke dwith , thes e change s ar e acceptabl e an

d satisfactor y

t o all . Pleas e signyou r agreemen t wit hthes e amendment s an

d retur nt o Phil . I f yo u hav e alread y don e so , I hav e include d anothe r copy

o f th e agreemen t t o sign , signifyin g you r revie w an d approva l o f th e attache dchanges . Thanks . Sincerely ,

Ric k Colye rP. 3

Draf t 11/23/9 0 (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 onc e ever y 2 quarters . (4 ) A t proces s unit s wit hles s tha n0. 5 percen t leakin g valves , th e
owne r o r operato r ma y elec t t o monito r eac hvalv e onc e ever y 4 quarters . (e)(1 ) Percen t leakin g valve s a t a proces s uni t shal l b e determine db y th e followin g equation :

%v L = (V L /(V T + V c ) ) X10 0 wher e %V , = percen t leakin g valve s V , = numbe r o f valve s foundleakin g excludin g nonrepairable s a s provide din paragrap h(e)(3)(i ) o f thi s sectio n V- r = Tota l valve s monitore d V p = Optiona l credi t fo r remove dvalve s = 0.6 7 Xne t numbe r (i.e. , tota l remove d- tota l added ) o f valve s in VHA P servic e remove d fro m proces s uni t afte r th e applicabilit y dat e se t fort hi n §XX.X0(b ) fo r existin g proces s units , an d afte r th e dat e o f startu pfo r new , modified , o r reconstructe d proces s units.|||| | credit s ar e no t taken , the nV ^ « G , (2 ) Fo r us e in determinin g monitorin g frequency , a s specifie din paragrap h(d ) o f thi s section , th e percen t leakin g valve s shal l b e calculate d
a s a rollin g averag e o f 2 consecutiv e monitorin g period s fo r monthly , quarterly , o r semiannua l monitorin g programs ; an d a s an averag e o f any 3 ou t
o f 4 consecutiv e monitorin g period s fo r annua l monitorin g programs . (3)(i ) Nonrepairabl e valve s shal l b e include din th e calculatio no f percen t leakin g valve s th e firs t time th e valv e i s identifie da s leakin g an d nonrepairabl e an

d a s require dt o compl y wit hparagrap h(e)(3)(ii ) o f thi s 2 3

liMiHiiUiiu U SriaamP. 4

Draf t 11/23/9 0 (iii ) I f th e owne r o r operato r o f a proces s uni t ina biennia l lea k detectio nan

d repai r program

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

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

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

2 years . A

nowne r o r operato r ma y

compl y wit hth e requirement s o f thi s paragrap hb y monitorin g a t leas t 4 0 percen t o f th e connector s inth e firs t yea r an dth e remainde r o f th e connector s inth e second year . Th e owne r o r operato r ma y agai nelec t t o us e th e provision s o f paragrap h(b)(3)(iii ) whe nth e percent leakin g connector s decrease s t o les s tha n0. 5 percent . (v ) 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 progra m ha s 1 percent o r greate r leakin g connectors , th e owne r o r operato r shal l increas e th e monitorin g frequenc y t o 1 time pe r year . Th e owne r o r operato r ma y agai nelec t t o us e th e provision s o f paragrap h(b)((3)(iii) ) whe nth e percen t leakin g connector s decrease s t o les s tha n0. 5 percent . (4 ) Eac hconnecto r welde d o no r afto r (dat o o f proposal ) , shal l b o monitore d accordin g t o th o procedure s inpX,X5(b ) os * Xpaye d withi ntho firs t 3 month s afte r bein g woldod , o r th e firs t 3 month s afto r Tdat o o f promulgation ! , whicheve r is'later , t o dotoc t fo r leaks-;—I f a lea k i s 3 2

nza nP. 5



### Draf t 11/23/9 0 f-ewe"After Mat e o f proposali.. . i f anowne r o r operato r eliminate s a connecto r subjec t t o monitorin g unde r paragrap h(b ) o f thi s sectio neithe r b y weldin g I t completel y

aroun dth e circumferenc e o f th e interfac e o r b y physicall y

removin g th e connecto r an dweldin g th e pip e together , th e owne r o r operato r shal l chec k th e integrit y o f th e wel db y

monitorin g i t accordin g t o th e procedure s i n§XX»X5(b ) o r by testin g usin g X.-r&y>

acousti c monitoring , hydrotesting , o r othe r applicabl e method . Weld s create dafte r (dat e o f PKfflWWi,, . tot befor e M 

### ld^,^f,,,pirjffpl,q^iffln),,, , shal l b e monitore do r teste db y f^,,^^^ lll 

### af^r

m 

### p l 

### r l 

### p l 

### mul li 

### q,at^) llll 

### ? weld s create dafte r Ji^,jLnwl<T^lW)rt.. . shal l b e monitore do r teste dwithi n3 month s afte r bein g welded . I f a n inadequat e wel di s foundo r th e connecto r i s no t welde dcompletel y aroundth e circumference , th e connecto r i s no t considere da welde dconnecto r a s describe d i n§XX.X1 , an

di s therefor e no t exemp t fro m th e provision s o f thi s subpart . Connector s welde do

no r afte r (dat e o f proposal ) ca ncoun t a s connector s remove dfro

m th e proces s an

dbe eligibl e fo r remove dconnecto r credit s a s describe di

nparagraph(i ) o f thi s section . (5) ' Anv connecto r woldo dbefor e fdat o o f proposal ! ma v b o sub.loc t t o inspectio nandmonitorin g i f tho Administrato r ha a reaso nt o believ e tha t thd connecto r i s no t completel y woldo daroundth e circumference . (c)(l)(i ) Excep t a s provide din(c)(l)(ii ) o f thi s paragraph , eac h connecto r tha t ha s bee nopene do r ha s otherwis e ha dth e sea l broke nshal l be monitore dfo r leak s withi nth e firs t 3 month s afte r bein g returne dt o VHA P service , includin g thos e determine dt o be nonrepairabl e prio r t o proces s uni t shutdown . I f th e followu pmonitorin g detect s a leak , i t shal l be repaire d accordin g t o th e provision s o f paragraph(d ) o f thi s section , unles s i t i s

3 3P. 6

Draf t 11/23/9 0 determine d t o b e nonrepairable , inwhic hcas e i t i s counte d a s a nonrepairabl e fo r th e purpose s o f paragraph(i)(2 ) o f thi s section . (ii ) A s a

nalternativ e t o th e requirement s in(c)(l)(i ) o f thi s paragraph , an

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

y settin g th e nonrepairabl e component , C N , inth e equatio nin paragrap h(i)(2 ) o f thi s sectio nt o zer o fo r al l monitorin g periods . (iii ) A nowne r o r operato r ma y switc halternative s describe d in (c)(l)(i ) an

d (ii ) a t th e en

d o f th e curren t monitorin g perio d h e i s in ,



### 33 AP. 7

Draf t 11/23/9 0 (2 ) I f an

y inaccessible , o r glas s o r glass-line dconnecto r i s observe d b y visual , audible , olfactory , o r othe r mean s t o b e leaking , th e lea k shal l b e repaire d a s soo na s practicable , bu t no late r tha n1 5 calenda r day s afte r th e lea k i s detected , excep t a s provide d in§XX.X2-1 0 an d paragrap h(g ) o f thi s section . (3 ) A firs t attemp t a t repai r shal l b e mad e n o late r tha n5 calenda r day s afte r th e lea k i s detected . (i ) Fo r us e indeterminin g th e monitorin g frequency , a s specifie d i n paragrap h(b ) o f thi s section , th e percen t leakin g connector s shal l b e calculate d a s follows : (1 ) Fo r th e firs t monitoring period , us e th e followin g equation : 

## % c L 

## = c L 

## /(c t 

## + C c 

## ) x10 0 Wher e % C . = percen t leakin g connector s C , = numbe r o f connector s measure da t 50 0 pp m o r greater , b

y th e metho d specifie d in§XX.X5(b ) C t = tota l numbe r o f monitore d connector s inth e proces s uni t C Q = Optiona l credi t fo r remove d connector s = 0.6 7 Xne t (i.e. , tota l remove d - tota l added ) numbe r o f connector s i nVHA P servic e remove d fro m th e proces s uni t afte r th e applicabilit y

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

d afte r th e dat e o f startu p fo r new r modified , o r roconstructo d proces s units . I f credit s ar e
no t taken , the nC Q * 0 . (2 ) Fo r subsequen t monitorin g periods , us e th e followin g equation :



### % C 

# L *M C 

# L' C 

# lN>/( C 

# t + 

# V ] x10 

# °

3 6P. 8

Draf t 11/23/9 0 Wher e % C , = percen t leakin g connector s C L = numbe r o f connectors , includin g nonrepairables , measure d a t 50 0 pp

m o r greater , b

y th e metho d specifie d in§XX.X5(b ) C|j , = numbe r o f allowabl e nonrepairabl e connectors , a s determine d b

y monitorin g require d inparagraph s (b)(3 ) an

d (c ) o f thi s section , no t t o excee d2 percen t o f th e tota l connecto r population , C t C t = tota l numbe r o f monitore d connectors , includin g nonrepairables , i

nth e proces s unit . C r = lilllllllcredi t fo r remove d connector s = 0.6 7 Xne t

^ .v.v.v.v.v.v.v.v.v.v.v. v numbe r (i.e. , tota l remove d - tota l added ) o f connector s inVHA P servic e remove d fro m th e proces s uni t afte r th e applicabilit y dat e se t fort hin §XX.X0(b ) fo r existin g proces s units , an dafte r th e dat e o f startu p fo r new , modified , o r reconstructe d proces s units . I f credit s ar e no t taken , the nC ^ * 

# I I §XX.X3- 1 Qualit y

Improvemen t Program

(QIP ) fo r Valves . (a ) InPhas e III , t o compl y wit hth e requirement s in§XX.X2-7(d)(l)(ii) , a nowne r o r operato r ma y elec t t o compl y

wit hon e o f th e alternativ e qualit y improvemen t program s specifie d i nparagraph s (d ) an

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

proces s units . 3 7P. 9

Draf t 11/23/9 0 (12 ) Identificatio no f screwe d connector s subjec t t o th e requirement s o f §XX.X2-13(c)(2) . Identificatio nca nbe b y are a o r groupin g a s lon g a s th e tota l numbe r withi neac hgrou p o r are a i s recorded . (13 ) Identificatio no f weld|o d connector s monitore d o r Xrayo d o r teste d
a s require d in§XX.X2-13(b)(4) , th e dat e flfth e connecto r wa s welded , and . th e dat e o f monitorin g o r Xra y inspectio ntest||| . (c ) Whe neac hTea k i s detecte da s specifie d in§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , §XX.X2-8 , §XX.X2-11 , §XX.X2-12 , an d §XX.X2-13 , th e followin g requirement s apply : (1 ) A weatherproo f an

d readil y

visibl e identification , marke d wit hth e equipmen t identificatio nnumber , shal l b e attache d t o th e leakin g equipment . (2 ) Th e identificatio no na valv e o r connecto r ma y b e remove d afte r i t ha s bee nmonitore d a s specifie d i n§XX.X2-7(f)(3 ) §XX.X2-13(e) , an d §XX.X3 - l(e)(7)(i)(D) , an

d no lea k ha s bee ndetecte d durin g th e followu p monitoring . (3 ) Th e identificatio no nequipment , excep t ona valv e o r connector , ma y be remove d afte r i t ha s bee nrepaired . (d ) Whe neac hlea k i s detecte d a s specifie d in§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , §XX.X2-8 , §XX.X2-11 , §XX.X2-12 , an d §XX.X2-13 , th e followin g informatio nshal l be recorde d an d kep t fo r 2 years : (1 ) Th e instrumen t an d operato r identificatio nnumber s an d th e equipmen t identificatio nnumber . (2 ) Th e dat e th e lea k wa s detecte d an d th e date s o f eac hattemp t t o repai r th e leak . (3 ) Repai r method s applie d ineac hattemp t t o repai r th e leak . (4 ) Maximu

m instrumen t readin g measure d b y th e metho d specifie d in §XX.X5(b ) afte r i t i s sucessfull y repaire d o r determine d t o b e nonrepairable . 7 1P.1 0

Draf t 11/23/9 0 (5 ) "Repai r delayed " an d th e reaso nfo r th e dela y i f a lea k i s no t repaire d withi n1 5 calenda r day s afte r discover y o f th e leak . I f dela y o f repai r wa s caus e b

y depletio no f stocke d parts , ther e mus t b e documentatio n tha t th e spar e part s wer e sufficientl y stocke d befor e depletio nan d th e reaso n fo r depletion . (6 ) Th e signatur e o f th e owne r o r operato r (o r designate ) whos e decisio n i t wa s tha t repai r coul d no t be effecte d withou t a proces s uni t 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 n1 5 calenda r days . (8 ) Date s o f proces s uni t shutdown s tha t occu r whil e th e equipmen t i s unrepaired . (9 ) Th e dat e o f successfu l repai r o f th e leak . (e ) Th e followin g informatio nshal l be recorde d fo r eac hproces s uni t subjec t t o th e requirement s o f §XX.X2- 2 t o §XX.X2-13 : (1 ) A schedul e o f monitorin g fo r valve s an d fo r connectors . (2 ) Th e numbe r o f leakin g pumps , th e tota l numbe r o f pumps , an d th e percen t leakin g pump s durin g eac hmonitorin g period . (3 ) Th e numbe r o f leakin g valves , th e tota l numbe r o f valves , al l ne t credit s fo r remove d valve s (onl y i f credit s ar e taken) , th e numbe r o f nonrepairabl e valves , an d th e percen t leakin g valve s durin g eac hmonitorin g period . (4 ) Th e numbe r o f leakin g connectors , th e tota l numbe r o f monitore d connectors , al l ne t credit s fo r remove d connector s (onl y i f credit s ar e ll|il| , th e numbe r o f nonrepairabl e connectors , an d th e percen t leakin g connector s durin g eac hmonitorin g period .



### 72P.1 1

November

16 , 1990

ENVIRONMENTA L PROTECTIO N AGENC Y NEGOTIATE D RULEMAKIN G

CONCERNIN G CONTRO L O FFUGITIV E EMISSION S FRO M EOUIPMEN T LEAK S 

### AGREEMEN T I N PRINCIPL E Th e Negotiate dRulemakin g Committe e considere dth e technica l an dpolic

y issue s involve din controllin g fugitive emission s o

f hazardou s ai r

pollutant s fromequipmen t leak s an dha s reache daconsensu s o n arecom mende dpropose drul e t o implement Section 11 2 o

f th e Clea n Ai r Act , a s amende di

n 1990

.

, apart y t o th e negotiations , agree s that :
1

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

th e part y t o it s terms
. 2

. Th e party concur s in principl e i n th e recommende dpropose drule , date dNovember 16 , 1990 an dentitle d "Nationa l Emissio n Standardfo

r Equipment

Leak s (Fugitiv e Emission Sources), " when considere da s a whole

. Th e recommende dpropose drul e i s attache dt o thi s Agreement in Principle

. 3

. EP A agree s t o draf

t apreambl e consistent

wit h th e recommende dpropose drul e an dt o explai n th e basi s an dpurpos e o

f th e propose drul e consistent wit h th e understandin g o

f th e Committee

. EP A wil l submi t th e preambl e t o th e Committe e fo r it s revie w an dconcurrence .
4

. EP A ma

y include th e equipment

lea k rul e a s part

o f abroade r

rul e dealin g wit

h hazardou s organi c ai r pollutant s fo

r th e chemica

l mdustry

. 5

. Th e part

y andth e Committe e recogniz e tha t th e preambl e t o th e propose drul e wil l hav e an importan t bearin g on it s scope , application , andpractica l effect

. Therefore , th e part y wil l ente r int o afina

l agreemen t o n th e recommende dpropose drul e onl y when i t i s accompanie dby th e preambl e t o th e recommende d propose drul e a s concurre di n b y th e Committe e pursuan t t o paragrap h 3

.
6
. Th e part

y agree s t o th e explanatio n o f th e "Relationship betwee n thi s Regulatio n an dFutur e Regulation s fo r Refiner y Equipment

Leaks " that

i s date dAugus t

23 , 1990 an di s attache dt o thi s Agreemen t i n Principle

. Th e party als o agree s tha t th e Augus t

23 , 1990 , explanatio n shall b e include di n th e preamble s t o th e Notic e o

f Propose dRulemakin g andth e Fina l Rule

.
7
. EP A wil

l publis h anotic e in th e Federal Register tha t include s -
a . abrief

descriptio n o

f th e Committe e an dit s wor k b

. th e recommende dpropose drul e

1

mitmrntP.1 2

c . abrief

, objectiv e summar

y o f th e recommende dregulator y requirement s tha

t wil l no t attemp t t o interpre t th e meanin g o

f th e regulator

y provision s beyon dwha

t i s state di n th e regulator

y languag e or t o explain th e Committee' s rational e i n arrivin g at

th e recommende dregulator y requirement s d

. astatement

that th e committe e ha s agree di n principl e t o th e recommende dpropose drule , bu t tha t becaus e th e preambl e t o th e recommende dpropose drul e ma y hav e an importan t

bearin g o n it s scope , application , an deffect , th e Committe e wil l ente r int o afina

l agreemen t

an dmak

e afina l recommendatio n on th e propose drul e onl y after concurrin g on apreamble

. EP A wil l draf t th e notic e an dsubmit

it t o th e Committe e fo

r it s revie w an dconcurrence . 8

. Th e fina

l agreemen t

will provid e tha

t -
a . EP A wil

l publis h th e recommende dpropose drul e a s aNotic e o f Propose dRulemaking

. EP A agree s t o draf t apreambl e t o th e Notic e o f Propose dRulemakin g concernin g equipment leak s that

ha s th e same substanc e an deffect

a s th e preambl e concurre di n b y th e Committe e andattache dt o th e fina l agreement
. EP A ma

y modif y th e preambl e concurre din b y th e Committe e t o clarif y point s raise dan d to incorporat e th e equipment lea k standardint o abroade r

propose drul e consistent

wit h th e Clea n Ai r Ac t Amendment s o

f 1990

. b

. EP A wil

l sendth e individual s on th e Committe e copie s o f thos e portion s o

f th e preambl e o

f th e Notic e o f Propose dRulemakin g an dth e propose drul e i n th e Notic e o f Propose dRulemakin g concernin g equipment leak s for thei r revie w an dcommen

t prio r t o th e signature o

f th e Administrato r

o n th e Notic e o f Propose dRulemaking

.
c . Eac h party othe r

tha n EP A agree s no t

t o file negativ e comment s o n th e propose drul e o r th e preambl e concernin g equipment

leak s t o th e extent

th e propose drul e an dth e preambl e t o th e propose drul e hav e th e same substanc e an deffect a s th e recommende dpropose drul e an dth e preambl e tha t ar e th e subjec t o f th e fina l agreement
. d

. Eac h part

y othe r tha n EP A ma y commen t on thos e portion s o

f th e preambl e i n th e Notic e o f Propose d Rulemakin g that

explai n EPA' s position on issue s that wer e no t th e subjec t

o f negotiation s or

ar e no t containe din th e preambl e t o whic h th e Committe e concurred

. Suc h issue s include bu t

ar e no t limite d t o an analysi s o

f th e costs , th e cos t

effectiveness , an dothe r

impact s o

f th e propose drule

. e . EP A wil

l consider al l relevant

comment s submitte dconcernin g th e Notic e o f Propose dRulemakin g an din respons e t o such comment s wil l mak e only such modification s i n th e propose drul e an dth e preambl e a s ar e necessar

y when issuing afina

l rule

. f

. EP A wil

l provid e copie s o

f th e fina l rul e an dit s preambl e t o member s o f th e Committe e prio r

t o then

signature by th e Administrator

. g . Eac h part

y othe r tha n EP A agree s no t

t o tak e any actio n t o inhibi t

th e adoptio n o

f th e recommende d propose drul e a s afina

l rul e t o th e extent

th e fina l rul e an dit s preambl e hav e th e same substanc e an d effec t a s th e recommende dpropose drul e an dth e preambl e concurre di n b y th e Committee

. h

. Eac h part

y othe r than EP A agree s no t

t o challeng e th e rul e in court t o th e exten t

that th e fina l rul e an dit s preambl e hav e th e sam e substanc e an deffect a s th e recommende dpropose drul e an dth e preambl e concurre din by th e Committee

. i

. Any chang e i n th e applicabilit y o f th e propose drul e an dit s preambl e t o petroleu moperation s wil l b e mad e pursuant

t o th e attachmen t

t o thi s Agreement
. Otherwise , such change s shall b e considere da s no t havin g th e same substanc e an deffec t a s th e propose drule

.

mtt.ij.diiiP.1 3

j

. Eac h part

y othe r than EP A agree s t o provid e amemorandu mthat i t participate di n th e negotiation s an dtha t i t concurre din th e recommende dpropose drul e when considere da s awhol e - (1 ) i f advers e comment s ar e filedwit h th e agency or

i f th e rul e i s challenge di

n court , an d (2 ) the preambl e an drul e hav e th e same substanc e an deffect wit h respec t t o equipment

leak s a s th e recommende dpropose drul e an dth e preambl e concurre din by th e Committee

.

Organizatio n
Dat e

A s anende d11/23/9 0 Organizatio n

Dat eP.1 4

Draf t 11/23/9 0 (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 onc e ever y 2 quarters . (4 ) A t proces s unit s wit hles s tha n0. 5 percen t leakin g valves , th e
owne r o r operato r ma y elec t t o monito r eac hvalv e onc e ever y 4 quarters . (e)(1 ) Percen t leakin g valve s a t a proces s uni t shal l b e determine db y th e followin g equation :

%V L = (V L /(V T + V c .) ) X10 0 wher e %V i = percen t leakin g valve s V , = numbe r o f valve s foundleakin g excludin g nonrepairable s a s provide dinparagrap h(e)(3)(i ) o f thi s sectio n V j = Tota l valve s monitore d V o = Optiona l credi t fo r remove dvalve s = 0.6 7 Xne t numbe r (i.e. , tota l remove d- tota l added ) o f valve s inVHA P servic e remove d fro m proces s uni t afte r th e applicabilit y dat e se t fort hin §XX.X0(b ) fo r existin g proces s units , an dafte r th e dat e o f startupfo r new , modified , o r roconstructo d proces s units . I f credit s ar e no t taken , the nV c » 0 , (2 ) Fo r us e indeterminin 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 , quarterly , o r semiannua l monitorin g programs ; an da s a naverag e o f an

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

da s require dt o compl y wit hparagrap h(e)(3)(ii ) o f thi s 2 3P.1 5

Draf t 11/23/9 0 (iii ) I f th e owne r o r operato r o f a proces s uni t i n a biennia l lea k detectio nan

d repai r program

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

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

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

2 years . A

n owne r o r operato r ma y

compl y wit hth e requirement s o f thi s paragrap hb y monitorin g a t leas t 4 0 percen t o f th e connector s in th e firs t yea r an d th e remainde r o f th e connector s i n th e secon d year . Th e owne r o r operato r ma y agai nelec t t o us e th e provision s o f paragrap h(b)(3)(iii ) whe nth e percen t leakin g connector s decrease s t o les s tha n0. 5 percent . (v ) I f a proces s uni t complyin g wit hrequirement s o f paragrap h(b ) usin g
a 4 yea r monitorin g interva l program ha s 1 percen t o r greate r leakin g connectors , th e owne r o r operato r shal l increas e th e monitorin g frequenc y t o 1 time pe r year . Th e owne r o r operato r ma y agai nelec t t o us e th e provision s o f paragrap h(b)((3)(iii) ) whe nth e percen t leakin g connector s decrease s t o les s tha n0. 5 percent . (4 ) Eac hconnecto r woldo d o n o r afto r (dat o o f proposal ) , shall—b e monitore d accordin g t o th o procedure s i n §XX.X5(b ) o r Xrayo d withi nth e firs t 3 month s afte r bein g welded , o r th e firs t 3 month s afte r fdate-e f promulgation ! , whicheve r i s later , t o detec t fo r leaks-;—I f a lea k i s 3 2

i Mil l ||<MBBg «=— Mm^zm^^M^^—mmm—mmmm^^^m—mmmm^^^^mmmmmamaKsmaamaaBrrTTcm MP.1 6



### Draf t 11/23/9 0 fewdAfte r fdat e o f proposal ) * i f anowne r o r operato r eliminate s a connecto r subjec t t o monitorin g unde r paragraph(b ) o f thi s sectio neithe r by weldin g i t completel y

aroundth e circumferenc e o f th e interfac e o r by physicall y

removin g th e connecto r and weldin g th e pip e together , th e owne r o r operato r shal l chec k th e integrit y o f th e wel dby

monitorin g i t accordin g t o th e procedure s i n§XX.X5(b } o r b y testin g usin g X-ray > acousti c monitoring * hydrotesting , o r othe r applicabl e method , Weld s create dafte r fdat e o f proposal ) bu t befor e „(,date o f promulgation) , shal l b e monitore do r teste dby ] ( l 

### ^, l 

### pft^ lll 

### af,i;.5,T:,,pro^lPt l 

### ion) , „ ; weld s create dafte r Ji^M,,WOm}l^iP^l, , shal l b e monitore do r teste dwithi n3 month s afte r bein g welded . I f an inadequat e wel d i s found o r th e connecto r i s no t welde d completel y aroun dth e circumference , th e connecto r i s no t considere d a welde d connecto r a s describe d in§XX.X1 , an

d i s therefor e no t exemp t fro m th e provision s o f thi s subpart . Connector s welde d o

no r afte r (dat e o f proposal ) ca ncoun t a s connector s
remove d fro

m th e proces s an

d b e eligibl e fo r remove d connecto r credit s a s describe d i

nparagrap h(i ) o f thi s section . (5 1 Anv'connecto r welde d befor e fdat o of'proposal ! ma v b e subjec t t o inspectio nan d monitorin g i f th o Administrator'ha a reason 1 t o beliov o tha t th o connecto r i s no t completel y woldo d around th e circumference . (c)(l)(i ) Excep t a s provide d in(c)(l)(ii ) o f thi s paragraph , eac h connecto r tha t ha s bee nopene d o r ha s otherwis e had th e sea l broke nshal l b e monitore d fo r leak s withi nth e firs t 3 month s afte r bein g returne d t o VHA P service , includin g thos e determine d t o be nonrepairabl e prio r t o proces s uni t shutdown . I f th e followu p monitorin g detect s a leak , i t shal l b e repaire d accordin g t o th e provision s o f paragrap h(d ) o f thi s section , unles s i t i s



### 3 3P.1 7

Draf t 11/23/9 0 determine d t o b e nonrepairable , i nwhic hcas e i t i s counte d a s a nonrepairabl e fo r th e purpose s o f paragraph(i)(2 ) o f thi s section . (ii ) A s a

nalternativ e t o th e requirement s in(c)(l)(i ) o f thi s paragraph , an

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

y settin g th e nonrepairabl e component , C.. , i nth e equatio nin paragrap h(i)(2 ) o f thi s sectio nt o zer o fo r al l monitorin g periods . (iii ) A nowne r o r operato r ma y switc halternative s describe d in (c)(l)(i ) an

d (ii ) a t th e en

d o f th e curren t monitorin g perio d h e i s in ,



### 33 AP.1 8

Draf t 11/23/9 0 (2 ) I f an

y inaccessible , o r glas s o r glass-line d connecto r i s observe d b y visual , audible , olfactory , o r othe r mean s t o b e leaking , th e lea k shal l b e repaire d a s soo na s practicable , bu t no late r tha n1 5 calenda r day s afte r th e lea k i s detected , excep t a s provide d in§XX.X2-1 0 an d paragrap h(g ) o f thi s section . (3 ) A firs t attemp t a t repai r shal l b e mad e n o late r tha n5 calenda r day s afte r th e lea k i s detected . (i ) Fo r us e indeterminin g th e monitorin g frequency , a s specifie din paragrap h(b ) o f thi s section , th e percen t leakin g connector s shal l b e calculate d a s follows : (1 ) Fo r th e firs t monitorin g period , us e th e followin g equation :

% c L = C L /(C t + C c ) x10 0 Wher e % C . = percen t leakin g connector s C|

_= numbe r o f connector s measure d a t 50 0 pp m o r greater , b

y th e metho d specifie d in§XX.X5(b ) C t = tota l numbe r o f monitore d connector s inth e proces s uni t C Q = Optiona l credi t fo r remove d connector s = 0.6 7 Xne t (i.e. , tota l remove d - tota l added ) numbe r o f connector s inVHA P servic e remove d fro m th e proces s uni t afte r th e applicabilit y

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

d afte r th e dat e o f startu p fo r new-? - modifiod , o r reconstructe d proces s units . I f credit s <.T6 

### no t taken , the nC Q * 0 . (2 ) Fo r subsequen t monitorin g periods , us e th e followin g equation :

% c L = [(C L - C| N )/(C t + C c ) ] x10 0 3 6

nam^maP.1 9

Draf t 11/23/9 0 Wher e % C

i = percen t leakin g connector s C ^ = numbe r o f connectors , includin g nonrepairables , measure d a t 50 0 pp mo r greater , b yth e metho d specifie d i n §XX.X5(b ) C|j j = numbe r o f allowabl e nonrepairabl e connectors , a s determine d b

ymonitorin g require d i n paragraph s (b)(3 ) and (c ) o f thi s section , no t t o excee d 2 percen t o f th e tota l connecto r population , C . CJ . = tota l numbe r o f monitore d connectors , includin g nonrepairables , i n th e proces s unit
. CQ = Optiona l credi t fo r remove d connector s = 0.6 7 X ne t numbe r (i.e. , tota l remove d - tota l added ) o f connector s i n VHA P servic e remove d fro mth e proces s uni t afte r th e applicabilit ydat e se t fort h i n §XX.X0(b ) fo r existin g proces s units , and afte r th e dat e o f startu p fo r new , modified , o r reconstructe d proces s units
. I f credit s ar e no t taken , the n C c * 

# I I 

# ' §XX.X3- 1 Qualit y

Improvemen t Progra

m (QIP ) fo r Valves . (a ) I n Phas e III , t o compl ywit h th e requirement s i n §XX.X2-7(d)(l)(ii) , a n owne r o r operato r ma yelec t t o compl ywit h on e o f th e alternative qualit y improvemen t program s specifie d i n paragraph s (d ) and (e ) o f thi s section
. Th e decisio n t o us e on e o f thes e alternativ e provision s t o compl ywit h th e requirement s o f §XX.X2-7(d)(1)(ii ) mus t b e mad e durin g th e firs t yea r o f Phas e II I fo r existin g proces s unit s an d fo r ne wproces s units
. 3 7Draf t 11/23/9 0 (12 ) Identificatio no f screwe d connector s subjec t t o th e requirement s o f §XX.X2-13(c)(2) . Identificatio nca nb e b y are a o r groupin g a s long a s th e tota l numbe r withi neac hgrou p o r are a i s recorded . (13 ) Identificatio no f we!die d connector s monitore do r Xraye do r teste d
a s require d i

n§XX.X2-13(b)(4) , th e dat e o f th e connecto r wa s welded , l|§f|th e dat e o f monitorin g o r Xray inspectio ntesting . (c ) Whe neac hlea k i s detecte d a s specifie din§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , §XX.X2-8 , §XX.X2-11 , §XX.X2-12 , an d §XX.X2-13 , th e followin g requirement s apply : (1 ) A weatherproo f an

d readil y

visibl e identification , marke d wit hth e equipmen t identificatio nnumber , shal l b e attache dt o th e leakin g equipment . (2 ) Th e identificatio no na valv e o r connecto r ma y b e remove d afte r i t ha s bee nmonitore d a s specifie d in§XX.X2-7(f)(3 ) §XX.X2-13(e) , an d §XX.X3 - 1(e)(7)(i)(D) , an

d no lea k ha s bee ndetecte d durin g th e followu p monitoring . (3 ) Th e identificatio nonequipment , excep t ona valv e o r connector , ma y b e remove d afte r i t ha s bee nrepaired . (d ) Whe neac hlea k i s detecte d a s specifie d in§XX.X2-2 , §XX.X2-3 , §XX.X2-7 , §XX.X2-8 , §XX.X2-11 , §XX.X2-12 , an d§XX.X2-13 , th e followin g informatio nshal l be recorde d an d kep t fo r 2 years : (1 ) Th e instrumen t an d operato r identificatio nnumber s an d th e equipmen t identificatio nnumber . (2 ) Th e dat e th e lea k wa s detecte d an d th e date s o f eac hattemp t t o repai r th e leak . (3 ) Repai r method s applie d ineac hattemp t t o repai r th e leak . (4 ) Maximu

m instrumen t readin g measure d b y th e metho d specifie din §XX.X5(b ) afte r i t i s sucessfull y repaire d o r determine d t o b e nonrepairable . 7 1P.2 1

Draf t 11/23/9 0 (5 ) "Repai r delayed " an d th e reaso nfo r th e dela y i f a lea k i s no t repaire d withi n1 5 calenda r day s afte r discover y o f th e leak . I f dela y o f repai r wa s caus e b

y depletio no f stocke d parts , ther e mus t b e documentatio n tha t th e spar e part s wer e sufficientl y stocke dbefor e depletio nan dth e reaso n fo r depletion . (6 ) Th e signatur e o f th e owne r o r operato r (o r designate ) whos e decisio n i t wa s tha t repai r coul d no t be effecte d withou t a proces s uni t 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 n1 5 calenda r days . (8 ) Date s o f proces s uni t shutdown s tha t occu r whil e th e equipmen t i s unrepaired . (9 ) Th e dat e o f successfu l repai r o f th e leak . (e ) Th e followin g informatio nshal l b e recorde dfo r eac hproces s uni t subjec t t o th e requirement s o f §XX.X2- 2 t o §XX.X2-13 : (1 ) A schedul e o f monitorin g fo r valve s an d fo r connectors . (2 ) Th e numbe r o f leakin g pumps , th e tota l numbe r o f pumps , an d th e percen t leakin g pump s durin g eac hmonitorin g period . (3 ) Th e numbe r o f leakin g valves , th e tota l numbe r o f valves , al l ne t credit s fo r remove d valve s (onl y i f credit s ar e taken) , th e numbe r o f nonrepairabl e valves , an d th e percen t leakin g valve s durin g eac hmonitorin g period . (4 ) Th e numbe r o f leakin g connectors , th e tota l numbe r o f monitore d connectors , al l ||||credit s fo r remove d connector s (onl y i f credit s ar e IIH!! , th e numbe r o f nonrepairabl e connectors , an d th e percen t leakin g connector s durin g eac hmonitorin g period .



### 7 2November 16,199 0

ENVIRONMENTA L PROTECTIO N AGENC Y NEGOTIATE D RULEMAKIN G

CONCERNIN G CONTRO L O FFUGITIV E EMISSION S FRO M EQUIPMEN T LEAK S 

### AGREEMEN T I N PRINCIPL E Th e Negotiate dRulemakin g Committe e considere dth e technica l an dpolicy issue s involve di n controllin g fugitive emission s o

f hazardou s air

pollutant s fro

mequipment

leak s andha s reache daconsensu s o n arecom mende dpropose drul e t o implement Section 11 2 o

f th e Clea n Ai r Act , a s amende din 1990

.

, apart y t o th e negotiations , agree s that :
1

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

th e part y t o it s terms
.
2

. Th e party concur s in principl e in th e recommende dpropose drule , date dNovember 16,199 0 an dentide d "Nationa l Emissio n Standardfo

r Equipment

Leak s (Fugitiv e Emission Sources), " when considere da s a whole

. Th e recommende dpropose drul e i s attache dt o thi s Agreement in Principle

.
3

. EP A agree s t o draf

t apreambl e consistent

wit h th e recommende dpropose drul e an dt o explai n th e basi s an dpurpos e o

f th e propose drul e consistent wit h th e understandin g o

f th e Committee

. EP A wil l submi t th e preambl e t o th e Committe e fo r it s revie w an dconcurrence . 4

. EP A ma

y include th e equipment

lea k rul e a s part

o f abroade r

rul e dealin g wit

h hazardou s organi c ai r pollutant s for

th e chemica

l industry

. 5

. Th e party an dth e Committe e recogniz e that th e preambl e t o th e propose drul e wil l hav e an importan t bearin g o n it s scope , application , an dpractica l effect

. Therefore , th e party wil l ente r int o afina

l agreemen t on th e recommende dpropose drul e only when it i s accompanie dby th e preambl e t o th e recommende d propose drul e a s concurre din by th e Committe e pursuan t t o paragrap h 3

.
6
. Th e part

y agree s t o th e explanatio n o f th e "Relationship betwee n thi s Regulatio n an dFutur e Regulation s fo r Refiner y Equipment

Leaks " tha

t i s date dAugus t

23 , 1990 andi s attache dt o thi s Agreemen t i n Principle

. Th e party als o agree s that th e Augus t

23,1990 , explanatio n shall b e include di n th e preamble s t o th e Notic e o

f Propose dRulemakin g an dth e Fina l Rule

.
7
. EP A wil

l publis h anotic e in th e Federal Register that include s -
a . abrief

descriptio n o

f th e Committe e an dit s wor k b

. th e recommende dpropose drul e

ijH^an ic . abrief , objectiv e summary of

th e recommende d regulator y requirement s thatwil l no tattemp tt o interpre tth e meanin g o f th e regulatory provision s beyon d wha ti s state d i n th e regulatory languag e o rt o explai n th e Committee' s rational e i n arrivin g atth e recommende d regulatory requirement s d . astatemen tthatth e committe e ha s agree d i n principl e t o th e recommende d propose d rule , bu tthat becaus e th e preambl e t o th e recommende d propose d rul e ma y hav e a n importan tbearin g o n it s scope , application , an d effect , th e Committe e wil l ente rint o afina l agreemen tan d mak e afinal recommendatio n o n th e propose d rul e onl y afte rconcurrin g o n apreamble . EP A wil l draf

tth e notic e an d submi ti tt o th e Committe e fo rit s revie w and concurrence .
8 . Th e final agreemen twil l provid e that-
a . EP A wil l publis h th e recommende d propose d rul e a s aNotic e of Propose d Rulemaking . EP A agree s l o draf tapreambl e t o th e Notic e o f Propose d Rulemakin g concernin g equipmen tleak s thatha s tb e sam e substanc e an d effec ta s th e preambl e concurre d i n b y th e Committe e an d attache d t o th e final agreement . EP A ma y modif y th e preambl e concurre d i n b y th e Committe e t o clarif y point s raise d an d t o incorporat e th e equipmen tlea k standard int o abroade rpropose d rul e consisten twit h th e Clea n Ai r Ac tAmendment s of

1990 . b . EP A wil l sen d th e individual s o n th e Committe e copie s o f thos e portion s of

th e preambl e of

th e Notic e o f Propose d Rulemakin g an d th e propose d nd e i n th e Notic e o f Propose d Rulemakin g concernin g equipmen tleak s fo rthei rrevie w an d commen tprio rt o th e signatur e of th e Administrato ro n th e Notic e of Propose d Rulemaking .
c . Eac h part

y othe rthan EP A agree s no tt o fil e negativ e comment s o n th e propose d rul e o rth e preambl e concernin g equipmen tleak s t o th e exten tth e propose d rul e an d th e preambl e t o th e propose d rul e hav e th e sam e substanc e an d effec ta s th e recommende d propose d rul e an d th e preambl e thatar e th e subjec to f

th e final agreement . d . Eac h part

y othe rthan EP A may commen to n thos e portion s of th e preambl e i n th e Notic e of Propose d Rulemakin g thatexplai n EPA' s positio n o n issue s thatwer e no tth e subjec tof negotiation s o rar e no t containe d i n th e preambl e t o which th e Committe e concurred . Such issue s includ e bu tar e no tlimite d t o a n analysi s o f

th e costs , th e costeffectiveness , an d othe rimpact s o f th e propose d rule .
e . EP A wil l conside ral l relevan tcomment s submitte d concernin g th e Notic e of Propose d Rulemakin g an d i n respons e t o suc h comment s wil l mak e onl y suc h modification s i n th e propose d rul e an d th e preambl e a s ar e necessar y whe n issuin g afinal rule . f . EP A wil l provid e copie s of th e fina l rul e an d it s preambl e t o member s of th e Committe e prio rt o thei r signatur e b y th e Administrator . g . Eac h part

y othe rthan EP A agree s no tt o tak e an y actio n t o inhibi tth e adoptio n of th e recommende d propose d rul e a s afina

l rul e t o th e exten tth e final rul e an d it s preambl e hav e th e sam e substanc e an d effec ta s th e recommende d propose d rul e an d th e preambl e concurre d i n b y th e Committee . h . Eac h part

y othe rthan EP A agree s no tt o challeng e th e rul e i n cour tt o th e exten tthatth e final rul e an d it s preambl e hav e th e sam e substanc e an d effec ta s th e recommende d propose d rul e an d th e preambl e concurre d i n b y th e Committee . i . An y chang e i n th e applicability of th e propose d rul e an d it s preambl e t o petroleu m operations wil l b e mad e pursuantt o th e attachmen tt o thi s Agreement . Otherwise , such change s shal l b e considere d a s no thavin g th e sam e substanc e an d effec ta s th e propose d rule .j

. Eac h party othe r than EP A agree s t o provid e amemorandu mthat i t participate di n th e negotiation s an dtha t it concurre di

n th e recommende dpropose drul e when considere da s awhol e - (1 ) i f advers e comment s ar e filedwit h th e agency o r

i f th e rul e i s challenge di

n court , an d (2 ) th e preambl e an drul e hav e th e same substanc e an deffect wit h respec t t o equipment

leak s a s th e recommende dpropose drul e an dth e preambl e concurre di n by th e Committee

.

Organizatio n
Dat e

A s aoende d11/23/9 0 Organizatio n

Dat e