P. 1


# OAR Box 1252 Prepped by Candice Davis



# Document

Number: 

# 17) FE D RE G VOL
. 59 , NO
. 4 6 3/9/9 4 Docket Number: 

# A-90-1 9

Printed 5/21/2008 11:46:01 AM Sheet 17 of 184

### P. 3



### 1101 8 Federa l Registe r/ Vol . 59 . No . 4 6 /

Wednesday , Marc h9 . 199 4 / Propose dRule s supersede dExecutiv e Orde r 1229 1 o n Septembe r

30.1993 . VI . Regulatory Flexibility Unde r th e Regulatory Flexibility Act . 5 U.S.C . 60 0 et

seq. . EP A mus t prepar e aregulatory flexibilit

y anal; . npac t o f an y propose do

r o n smal l entities . 5 U.S. C 60 3 <)4 . Alternatively , EP

A ma y certif y that th e rul e wil l no t

nav e asignifican t economi c impac t

o n asubstantia l numbe r o f smal l entities . Smal l e

i includ e smal l businesses , smal l not-for

profi t enterprises , an dgovernmen t entitie s withjurisdictio n ove r population s o

f les s than 50,000 . 5l Papproval s unde r

sectio n 11 0 an d subchapte r

I , part D o f th e Ac t d o no t creat e an y ne w requirements, bu t simpl y approv e requirement s tho t th e Stat e i s alread y imposing . Therefore , becaus e th e federal SEP-approva l doe s no t impos e an y ne w requirements , I certif y that i t doe s no t hav e asignifican t impac t o n smal l entitie s affected . Moreover , du e t o th e natur e ofth e ral-stat e relationshi p unde r th e Act , preparatio n of aregulatory flexi b i s woul dconstitut e federa l inquiry int o th e economi c reasonablenes s o

f stat e action . Th e Act forbid s EP

A t o bas e it s action s concernin g SIP s o n suc hgrounds . Union Electric Co. v . U.S. E.P.A. . 42 7 U.S . 246 . 256-6 6 (S.Ct . 1976) ; 4 2 U.S.C . sectio n 7410(a)(2) . VII . Applicabilit y t o Futur e SI P Decision s Nothin g in thi s actio n shoul db e construe da s permittin g or allowin g o r establishin g apreceden t

fo r an y future reques t fo r revisio n t o an y SIP . Eac h reques t fo r revisio n t o th e SI

Pshal l b e considere dseparatel y in light o f specifi c technical , economic , an denvironmenta l factor s an di

n relatio n t o relevan t statutory an dregulatory requirements . Lis t of Subject s 40CFR Part

52 Environmenta l protection , Ai r pollutio n control . Hydrocarbons , Nitroge n dioxide , Particulat e matter , Reportin g an drecordkeepin g requirements, Sulfur

dioxide . Volatil e organi c compounds . 40CFR Part 81 Ai r pollutio n control , Nationa l parks , Wilderness areas . Authority : 4

2 U.S.C . 7401-7671q . Dated : Marc

h1.1994 . Willia mP . Yellowtail . Regional Administrator. |F RDoc . 94-542 3 File d3-8-y4 ; 8:4 5 am i BILLIN G COOE tMO-M- P 4 0 CF R Part 6 3 [AD-FRL-4846-1 ] Nationa l Emissio n Standard s fo r Hazardou s Ai r Pollutant s fo r Sourc e Categories : Organi c Hazardou s Ai r Pollutant s Fro m th e Syntheti c Organi c Chemica l Manufacturin g Industry an d Othe r Processe s Subjec t t o th e Negotiate d Regulatio n fo r Equipmen t Leaks ; Pul p an d Pape r Production ; an d Chromiu m Emission s Fro m Har d an d Decorativ e Chromiu m Electroplatin g an d Chromiu m Anodizin g Tanks : Determinatio n o f MAC T"Floor. " 

### AGENCY : Environmenta l Protectio n Agency (EPA) . ACTION : Reopenin g o

f publi c commen t period . SUMMARY : O n December

31,199 2 (5 7 F

R 62608) , th e EP

A propose dstandard s t o regulat e th e emission s o

f certai norgani c hazardou s ai r

pollutant s fro

msynth

organi c chemica l manufacturin g industr y (SOCMI

) productio nprocesse s an dseve n othe r

processe s whic har e par t o f major source s unde r

sectio n 11 2 o f th e Clea n Ai r Ac t a s amende di n 199 0 (th e Act) . Th e initia l publi c commen t perio dclose do nApri l 19,1993 , bu t EP A subsequentl y reopene dth e commen t perio dfo

r 3 0 day s o n Octobe r 15,199 3 (5 8 F

R53478 ) t o tak e additiona l commen t

o ncertai i I n th e final actio n regardin g th e December 31,199 2 proposal , whic hwa s signe do n February 28.1994 , EP A deferre dtakin g final actio nregardin g provision s applicabl e t o mediu mstorag e vessel s du e t o th e nee dt o resolv e a n issu e o f statutor y interpretatio n o f sectio n 112(d)(3)(A ) ofth e Act . With thi s notice . EP

A reopen s th e commen t perio dt o reques t

additiona l commen t o n th e appropriat e interpretatio n o f thi s statutor y provisio nan dth e effect o f that interpretatio n o n th e appropriat e contro l requirements fo

r mediu mstorag e vessels . Th e maximu machievabl e contro l technolog y (MACT) "floor' * decisio n tha t

EP A wil l mak e i n thi s rulemakin g wil l hav e broa dprecedentia l effect , an dwil l presumptivel y b e followe di n subsequen t

MACT rulemakings , includin g di e pul p an d pape r an dchromiu melectroplatin g rulemakings . EP

A plan s t o take final actio n regardin g th e provision s applicabl e t o mediu mstorag e ve withi n 9 0 day s o

f publicatio n o

f thi s ^notice . DATES : Comment s mus t

b e receive do n 1 o r befor e Apri l 8,1994 . ADDRESSES : Comments. Comnn shoul db e submitte d(in duplicat e i f possible ) t o th e EPA' S Ai r an dRadiatio n Informa * .02) .

ATTN : Docket

Numbe ; M l i n 

### Agency . 40 1 M Street . SW , Was t D C 2 0 Dockets. Th e followin g dcx . • ain supportin g informatio n use di n developin g th e propos e Docket Numbe r A-90-1 9 contai : informatio n specifi c t o emission s averagin g an dgenera l informal ! t o characteriz e emission s an dcontro l cost s fo r th e industr y an dDocket A-90

- 2 1 contain s informatio no nstor a vessels . Thes e docket s ar e aior publi c inspectio n an dcopyin g betwee n 8 a.m . an d4 p.m. , Monday throug h Friday , a t th e EPA' s Ai r

an dRadiatio n Docket an dInfonnatio n Center . Watersid e Mall . Roo mM1500 , 41 0 M



### . SW . Washington . D

C 20460 . A reasonable fee ma y b e chargedfo r 

### tog. FO B FURTHE RINFORMATIO

NCONTACT

: O n technica l issues . Dr . Jo

i Standard s Develop : Emissio n Standard s Divisio n(MD- 1 U.S . Environmenta l Pr

i Offic e o f Ai r Qualit y Plann i Standards . Researc hTriangl e Park . Nort hCarolin a27711 , telephon e numbe r (919 ) 541-5299 . For

further informatio no nth e legal issu e addresse d in thi s notice , contac t

Michae l S . V

V Assistan t General Counsel , Air

an d Radiatio nDivisio n(2344) . Offic e o f General Counsel . Environmenta l Protectio n Agency , 40 1 M Street , SW , Washington . I X 20460 . telephon e numbe r (202 ) 260-7606 . SUPPLEMENTAR YINFORMATION : O n 

### December 31 . 199 2 (5 7 F

R62608) , EP

A propose dcertai n standard s t o regulat e th e emission s o

f certai norgani c hazardou s ai r

pollutant s fro

msynth t organi c chemica l manufacturin g industr y (SOCMI) productio nprocesse s an dseve n othe r

processe s tha t

ar e par t o f majo r source s unde r

sectio n 11 2 o

f th e Clea n Ai r Ac t a s amende din 199 0 (th e Act) . Th e propose drul e i s commonl y referre dt o a s th e hazardou s organi c NESHAPor

HON . I naseparat e notice . EP A i s takin g final actio n o n virtually al l aspect s o

f tha t proposa l bu t i s deferrin g final actio n regardin g th e portio n o f th e emissio n standard s fo r emission s fro

mon e o f th e type s o

f emissio n point s covere db y th e proposal , mediu mstorag e vessels . " 1 reaso n EP A i s deferrin g fina

l actio n regardin g regulatio n o

f mediu mstorag e vessel s i s t o reope nth e commen t perio d t o tak e comment s regardin g th e natur e ofth e "floor " unde r

sectio n112(d)(3)(A ) ippropriat e le\:ro l fo r ige vessels . Conse< ; fo r purpose s o

f thi s rulema

k

### P. 4

Federa l Registe r

/ Vol . 59 , No . 4 6 /

Wednesday , Marc h9 . 199 4 / Propose dRule s 1101 9 Agenc y wil l conside r

onl y comment s limite dt o th e interpretatio n ofth e languag e i n sectio n 112(d)(3)(A ) regardin g th e establishmen t o f th e "floor " an dwhethe r

th e contro l > r mediu ms h vessel s previousl y propose db y EP A woul db e appropriat e i n th e even t thos e propose dcontrol s wer e t o b e determine dt o b e mor e stringen t tha n th e floor . I n othe r proposal s regardin g MAC T A ha s note dthe possibilit y -" o interpretation s o f

tb

- ai n sectio n 112(d)(3)(A ) an d(B ) requirin g tha t EP A se t standard s n o les s stringen t tha n '.g

e emissio n limitatio n *vedb y th e bes t

performin g en t o f th e existin g or e leas t 3 0 source s i n vo r .verag e emissio n l r

" bes t performin g 5 ' i f ther e B I source s i n acategory . (Se e 5 8 FR6607 8 nbe r 17.1993 ) (pul p an dpaper) : R65768 . i6 , 1993 ) (chromiu melectropl a nee , th e differenc e I w o i pretation s i s dia t

on e woul dresul t i n th e floo r

bein g establishe dt<

t th e I • mean , median , o r

othe r appropriat e " o f centra l tende m nntro l achieve db y th e bes t

• sources , wnic hwoul db e gener; : valen t t o th e 94t h; sources , whil e th e othe r woul dr th e floo r bein g th t

eve l o f sourc e a : 88 1 hpercentil e i f

al l source s ke dfro mth e mos t ont rolle d(1s t per Th e first Interpretatio n i s base do n groupin g th e word s

an dask ' th e

-ve d 1 2 perce i
•-.• o f

i'io n pla a" It
achieve r s a s agrou p (

i ly percentii

word s "averag e emissio n limitation "

;ent . l n thi s case , th e

: b e poin t

ove r time . Unde r

thi s interpretation , EP A woul dloo k at th e averag e emissio n limit s achieve db y f th e bes t performin g 1 2 percen t o f existin g sources , an dtak e th e averag e limi t tha t i s "achieved " b y al l source s withi n th e grou p (i.e. , th e averag e leve l o f contro l achieve db y th e 88t h percentil e sourc e o r

th e leve l o f

contro l achieve db y th e fifthsourc e amon g th e to p five i n th e cas e o f

sectio n 112(d)(3)(B)) . Th e tw o possibl e interpretation s ar e als o describe di n detai l i n th e proposal s regardin g th e pul p an dpape r MAC T standar d(se e 5 8 FR66136-13 7 (Decembe r

17,1993) , an dth e chromiu m v l AC T standar d(se e 5 8 F R65768 , 6577 0 (Decembe r 16,1993) . A s describe di n sectio n V.C.1 . ofth e preambl e t o th e final HO N rul e signe d Februar y 28.1994 , EP A ha s reevaluated an drevise dth e mediu mstorag e vesse l dat abas e sinc e th e Decembe r 31 , 199 2 proposal . EPA' s revise ddat abas e indicate s that , fo r

mediu mston e vessels . 6 percen t

ofth e vessel s ar e rolled^wit heithe r

a90-per o n t conlro i devic e o r

a n interna l floatin g roo f

(IFR ) o r externa l floating roo f (EFR ) wit hacontinuou s seal . Al l o f th e controlle dmedium-size dvessel s

, 1 liquid s wit hvapo r

pressure s o f 13. 1 kP a(1. 9 psia) . Th e arithmetica l average , o r

mean , characteristic s of th e to p 1 2 percen t

ofth e mediu mvessel s woul dno t

represen t

th e perfonnanc e o f an y know n technology . However , i f th e media n wer e use dt o represen t t l average , th e floo r

wou i ofv e n g liquid s wit hvapo r pressure s o f

13. 1 kP a(1. 9 psia ) o r greate r b y eithe r

a90-percen t contro l devic e o r

a n IFRo r

EF Rwit ha continuou s seal . Thi s i s th > po r pressur e thB t

wa s di n th e Decembe r

31 , 199 2 proposal . Wit hth e i ddat abase , however , if th e floo r a t th e averag e leve l o f • e db y di e 88t hpercentil e sou r oorwoul ' i o ol . (At th e tim e ofth e Dece

31,199 2 proposal , EP A ha ddetermine d abou t 3 0 percen t

o f mediu mstorag e Is storin g liquid s wit hvapo r pressure s o f

1 3 1 IdP a(1. 9 psia ] o r

highe r '.rolle dwit hth e referenc e igy . Thus , a t

tha t time , eithe r

of th e tw o interpretation s ofth e statutor y languag e regardin g tb e establishmen t o f th e floo r woul dhav e resulte di n di e floor bein g establishe da t

th e leve l a t whic hth e contro l requirem t proposed. ) EP A solicit s commen t

o n th e prope r interpretatio n ofth e statutor y I

regardin g th e establishmen t ofth e floor. EP A als o solicit s commun ! o n whe l ort io n o f th e ei •ernin g mediu mstorag * propose di n th e Decembe r 31.199 2 HO N proposa l i s appr o j os e propose dcontrol s wer e t o b e determine dt o b e mor e stringen t tha n th e floor , rathe r

tha n t o b e at

th e floor a s EP A believe da t

th e tim e o f

t ! proposal . EP A intend s t o tak e fi actio n regardin g di e provision s applicabl e t o mediu mstorag e ve s withi n 9 0 day s o f

di e publicatio n o f

thi s 

### notice . h e MAC T "floor " decisio n tha t EP A wil l mak e in thi s rulemakin g wil l h a broa dprecedentia l eiU il l presumptivel y b e followe di n subsequen t

MAC T rulemakings , includin g th e pul p an dpape r an d chromiu melectroplatin g ru h Consequently , co n o n th e p . an dpape r

an dchromiu melectropla t proposal s shoul dsubmi t an y comment s the y ma v th e HO N docket . EP A wil l conside r id y submitte din thos e r

the y ar e resubmitte dt o th e HO Ndocket , bu t wil l no t conside r

L l i s proceedin g for

an y purpos o othe r

I addressin g tl u e regardin g th e

: ofth e floo r

provision s o f io n 112(d7 Dated : February 28 , Caro l M . Browner , The Administrator. IF RDoc . 94-541 9 File d3 S 94 ; 8:4 5 am | BILLIN GCOD Eweo-«M

» DEPARTMEN TO F TH E fNTERIO R Burea u o

f Lan d Managemen t 4 3 CF R Part 316 0 [WO-610-4111-02-2 4 IA ] RIN : 1004-AB80 Onshor e Oi l an d Ga s Operations . Federa l an d India n Oi l an d Ga s Leases ; Onshor e Oi l an d Ga s Orde r No . 4 , Measuremen t o f Oi l AGEN C 7.an dMan ; Interior . ACTION : V SUMMARY

: Thi s pro , (5 4 i an dmad e ef t '.989 . Thi s propose dret reorganiz e th e Orde r

t o mak e i t

mor e lence , remov e un :

ath e Or e Thes e o n mar e