P. 1



# OAR Box 1128 Prepped by Ollie Stewart



# Document

Number: 

# 110 ) ll-A- 1 Docket Number: 

# A-83-2 2

Printed 4/21/2008 11:07:15AM Sheet 110 of 198P. 2 

# A-? 3 

# -^

Thursda y Ma y 24 , 198 4



# Par t I I 

# Protectio n Agenc

y 4 0 CF R Part 5 0 Revie wo f th e Nationa l Ambien t Ai r Qualit y Standard s fo r Lead ; Propose d Rul e A^TK^sP. 3

Federa l Registe r

/ Vol

. 49 , No

. 10 2 /

Thursday , Ma y 24 , 198 4 / Propose dRule s 

### 22021 ENVIRONMENTA L PROTECTIO N AGENC Y 4 0 CF R Par t 5 0 [AD-FR L 2442-1 ] Revie wo f th e Nationa l Ambien t Ai r Qualit yStandard s fo rLead ; Propose d Rulemakin g AGENCY: Environmenta l Protectio n Agency

. ACTION : Advanc e notic e of propose d rulemaking

. SUMMARY : Th e Environmenta l Protectio n Agenc y i s initiatin g arevie w o f th e primar y an dsecondar y nationa l ambien t ai r qualit y standard s (NAAQS ) fo r lead

. Thi s actio ni s require db y provision s of

th e Clea nAi r

Ac t (CAA ) a s amended

. ADDRESS : Docke t

No

. A-83-22 , whic h wil l contai nmateria l relevan t t o thi s standar dreview , i s locate di nth e Centra l Docke t

Sectio no f

th e U.S

. Environmenta l Protectio nAgency , Wes t Towe r Lobby , Galler y I , 40 1 M Street , SW. , Washington , D.C

. 20460

. Th e docke t ma y b e inspecte dbetwee n 8:0 0 a.m . an d4:0 0 p.m . o n weekdays , an da reasonabl e fe e ma y b e charge dfo r copying

. FO RFURTHE

RINFORMATIO

NCONTACT: Mr

. Bruc e Jordan , Strategie s an dAi r Standard s Divisio n(MD-12) , Offic e o f Ai r Qualit y Plannin g an dStandards , Environmenta l Protectio nAgency , Researc hTriangl e Park , Nort hCarolin a 27711 ; telephon e (919 ) 541-5655 , FT S 629-5655

. SUPPLEMENTAR

Y INFORMATION

: O n Octobe r 5,197 8 (4 3 F

R46246) , th e Environmenta l Protectio n Agenc y promulgate dnationa l ambien t ai r qualit y standard s for

lea dunde r

sectio n 10 9 of th e Clea nAi r

Act

. 4 2 U.S.C

. 7409

. Th e primar y (health-based ) an d secondar y (welfare-based ) standard s wer e se t a t aleve l o f

1. 5 microgram s lea dpe r cubi c mete r

o f ai r (ju g Pb/m 3 ) , average dove r

acalenda r

quarter
. A s indicate di npreviou s Federa l Registe r notic e (4 7 FR15643,17665 , 31751 , 47668 , 56551) , EP A i s no w reviewing , updating , an drevisin g th e ai r qualit y criteri adocumen t fo r lead , pursuan t t o section s 108(c ) an d109(d ) o f th e Clea nAi r

Act , 4 2 U.S.C

. 7408(c ) an d 7409(d)

. Releas e o f

th e firs t draf t o f th e revise dcriteri adocumen t wa s announce dSeptembe r

26,198 3 i n th e Federa l Registe r

(4 8 F R43724)

. Th e draf t ha s undergon e revie w b y intereste d member s o f

th e publi c an dth e Clea n Ai r Scientifi c Advisor y Committe e (CASAC ) o f EPA' s Scienc e Advisor y Board

. Comment s submitte do nth e draf t documen t

an dhear da t

th e Apri l 26-27 , 198 4 CASA C meetin g (4 9 F R13916 ) ar e no w bein g analyze db y EPA' s Environmenta l Assessmen t an dCriteri a Offic e (ECAO ) fo r

necessar y revision s t o th e draft

. EP A wil l provid e notic e throug hth e Federa l Registe r o f th e statu s an davailabilit y o f othe r document s relate dt o th e revie w o f th e lea dstandards

. Th e publi c wil l b e provide dopportunitie s t o commen t throug hpubli c meeting s and / o r writte n comments
. Majo r issue s unde r

consideratio n i n thi s standar drevie w include : 1

. Critica l effec t

level—Recen t

studie s sugges t tha t relativel y low-leve l exposur e t o lea dma y adversel y affec t cognitiv e developmen t

an d neurobehaviora l functio n i nyoun g children

. Th e demonstratio n o f suc h effect s ma y requir e reevaluatio no f th e rational e upo n whic hth e curren t primar y standar di s base dt o insur e tha t th e standar dprovide s a nadequat e margi nof

safet y t o protec t

publi c health

. 2

. Multi-medi aconsiderations—Th e

natura l presenc e of

lea di n th e environmen t

combine dwit hhuma n activitie s i n th e refinin g an dus e o f th e meta l hav e resulte di nwidesprea d exposur e t o lea dfro mvariou s media

. A s wit hth e curren t

primar y standard , th e relativ e contributio nof atmospheri c lead , bot hdirec t

an dindirect , t o bod y burde nwil l continu e t o b e a n importan t issu e i n th e revie w o f

th e NAAQS

. 3

. Ai r qualit y data—Lea dai r

qualit y monitorin g performe dsinc e th e promulgatio no f

th e curren t

standard s reflect s asignifican t

downwar dtren di n atmospheri c lea dtha t

correlate s closel y wit hth e reductio n o f

lea di n gasoline

. Th e dat ahav e recentl y bee n critized , however , a s no t

bein g representativ e o f actua l huma nexposure . A t issu e wil l b e th e appropriat e rol e fo r suc hdat ai nth e evaluatio no f

exposure . 4

. Ris k assessment—Th e lea d standard s revie w ma y include , th e firs t forma l applicatio no f

th e NAAQ S ris k assessmen t

program , whic hha s bee n unde r developmen t

fo r severa l years . A CASA C Subcommitte e o n Ris k Assessmen t

ha s bee n forme dt o advis e EP A o nth e plannin g an dconduc t o f th e lea dris k assessment
. Th e first

meetin g of th e Subcommitte e wa s hel d Septembe r

14-15,1983

. Th e importanc e o f th e lea dris k

assessmen t

a s afacto r

i n th e revie w o f

th e primar y standar dwil l depen di npar t

o nth e result s o f

th e revie w b y th e CASA C an dit s subcommittee

. Lis t o f Subject s i n4 0 CF RPar t 5 0 Carbo nmonoxide , Lead , Nitroge n dioxide , Ozone , Particulate s matter , sulfu r oxide

. Dated : Ma

y 18,1984

. Willia mD

. Ruckelshaus , Administrator. [F RDoc . 84-1395 5 File d 5-23-84 ; 8:45 am ] BILLIN G CODE 6560-50- MP. 4

•jgta r / Vol

. 48 , No

. 16 8 /

Monday , Augus t

29 , 198 3 /

Notice s 39141 3
Texa s &te atol&pan dth e capacit y o f Transco' s CTG S fro mapproximatel y 369,00 0 Mc f

pe r da y t o 1,119,00 0 Mc f

pe r day

. I t i s furthe r

state dtha t

suc hpartie s ha dacquire dth e right s t o purchas e quantitie s o f

ga s produce dfro mvariou s offshor e Texa s block s locate di nth e vicinit y o f

Transco' s CTG S an d therefor e sough t

t o expan dth e capacit y o f tha t syste mt o enabl e th e syste mt o accommodat e th e quantitie s o f ga s anticipate dt o b e delivere dfro msuc h blocks

. I t i s state dtha t

o nJul y 15,1982 , th e Commissio nissue dacertificat e o f publi c convenienc e an dnecessit y authorizin g th e constructio nan d operatio nof

asegmen t

o f th e PCT L consistin g o f

approximatel y 30.1 2 mile s of 30-inc hloo p lin e extendin g from a junctio nplatfor mi nBrazo s Bloc k 53 8 t o Citie s Servic e Company' s A productio n platfor mi nBrazo s Bloc k A-76 , offshor e Texas , (th e Offshor e Loop ) an dcertai n measurin g an dregulatin g facilitie s a t th e Markha mPlan t

onshor e Texas

. I t

i s note dtha t

authorizatio no f

th e remainde r

o f th e PCT Li s stil l pendin g befor e th e Commissio ni nDocke t No

. CP82-158-CC0

. I norde r fo r Souther nt o attac hga s reserve s committe dt o i t i nBrazo s Bloc k A-47 , offshor e Texas , whic har e locate d i nth e vicinit y o f

th e propose dPCTL , i t i s state dtha t

Souther nha s agree dt o purchas e a nownershi p interes t i nth e PCT Lsufficien t

t o accommodat e th e quantitie s o f

ga s i t anticipate s woul db e delivere dfro mBrazo s Bloc k A-47

. If s o authorize db y th e Commission , Applicant s propos e t o reallocat e th e ownershi p interest s an dcapacit y entitlement s o f

th e variou s partie s i nth e PCT L(includin g th e Offshor e Loop ) a s follows :

Transc o Tennssss e ColumbiaQui ! Michiga n Wisconsi n Kortha m Souther n Percent 46.000 0 27.088 7 16.0000 6.6667 2.133 3 2.133 3 Applicant s not e tha t

Transco' s presentl y authorize d48.133 3 percen t ownershi p interes t

i nth e PCT Linclude s th e 2.133 3 percen t

interes t attributabl e t o th e portio no f

th e Brazo s Bloc k

A-4 7 reserve s whic har e no w committe dt o Souther nan dth e propose downershi p percentage s therefor e reflec t areductio n i n Transco' s ownershi p interes t correspondin g t o th e percentag e ownershi p interes t

whic hSouther n seek s t o acquire

. An y perso ndesirin g t o b e hear do r t o mak e an y protes t

wit hreferenc e t o sai d amendmen t an dpetitio n shoul dono r befor e Septembe r

14,1983 , fil e wit hth e Federa l Energ y Regulator y Commission , Washington , D.C

. 20426 , amottio n t o interven e o r

aprotes t

i naccordanc e wit hth e requirement s o f th e Commission' o Rule s of

Practic e an d Procedur e (1 8 CFR385.21 4 o r 385.211 ) an dth e Regulation s unde r th e Natura l Ga s Ac t (1 8 CFR157.10)

. Al l protest s file dwit hth e Commissio nwil l b e considere db y th e i t

i n determinin g th e appropriat e actio nt o b e taken , bu t wil l no t serv e t o mak e th e protestant s partie s t o th e proceeding

. An y perso n wishin g t o becom e apart y t o a proceedin g o r

t o participat e a s apart y i n an y hearin g therei n mus t fil e amotio n t o interven e i naccordanc e wit hth e Commission' s Rules

. Al l person s wh o hav e heretofor e file dnee dno t file again

. Kennet hF

. Plumb , Secretary. (F RDoc

. 83-2387 6 Filed8-26-83 : 8:4 6 am ) BILLIN G COD E 0717-01- 3
IDocte

. No

. RP83-123-C00 ] Pir©ipo8®«

_Change s to FERK

S ©si s Tsairt

M Augus t 23,1983

. Tak e notic e tha t

Wyomin g Interstat e Company , Ltd

. (WIC ) o nAugus t 16 , 1983 , tendere dfo r

filin g certai n propose dchange s t o (1 ) th e (Schedul e o f Shipper s an dLis t

o f Contrac t

Demand s an d(2 ) Rat e Schedul e T o f it s FER C Ga s Tariff , Origina l Volum e No

. 1

. Rat e Schedul e T i s atwo-par t rat e unde r whic hWI C provide s firm transportatio nservic e t o it s jurisdictiona l customer s (Shippers)

. WI C intend s t o plac e it s Cheyenn e Compresso r

Statio ni nservic e o n Octobe r 1,1983 , t o provid e increase d syste mcapacit y necessar y t o mee t it s Shippers ' increase dnomination s whic h wil l als o becom e effectiv e o ntha t dat e a s reflecte di nth e revise dSchedul e o f Shipper s an dLis t

o f Contrac t

Demands

. WIC' s propose drevision s t o Rat e Schedul e T reflect s th e annualize deffec t o f th e additiona l investmen t i n ga s plan t fo r th e installatio no f

compressio n a s authorize db y th e Commission' s orde r i n Docke t No

. CP79-80 , et

al., Opinio n No

. 138

. WI C propose s tha t

th e tarif f revision s becom e effectiv e o n Octobe r 1,1983

. An y perso n desirin g t o b e hear do r t o protes t sai dfilin g shoul dfil e amotio nt o interven e o r

protes t wit hth e Federa l Energ y Regulator y Commission , 82 5 Nort hCapito l Street , NE. , Washington ; D.C

. 20426 , i naccordanc e wit hRule s 21 1 an d21 4 o f

th e Commission' s Rule s o f Practic e an dProcedure

. Al l suc h motion s o r protest s shoul db e file do n o r befor e Septembe r

2,1983

. Protest s wil l b e considere db y th e Commissio n i n determinin g th e appropriat e actio nt o b e take nbu t

wil l no t serv e t o mak e protestant s partie s t o th e proceeding

. An y perso nwishin g t o becom e apart y mus t fil e apetitio n t o intervene

. Copie s o f thi s filin g ar e o nfil e wit hth e Commissio nan dar e availabl e fo r publi c inspection

. Kennet hF

. Plumb , Secretary. [F RDoc

. 83-23669 Filed8-26-83 : 8:4 9 am] BILLIN GCOD E 6717-01- U
EMVUROKHMEKITA

LPROTECTION ] AGEMCV

Unde r Pub

. L

. 92-46 3 notic e i s hereb y give n o f ameetin g o nSeptembe r 14-1 5 o f th e Clea nAi r

Scientifi c Advisor y Committee' s Subcommitte e o nRis k Assessment

. Th e meetin g wil l begi n a t 9:1 5 a.m . o nbot hday s an dwil l b e hel d a t th e Ramad aInn , 60 0 Willar dStreet , Durham , Nort hCarolina

. Th e principa l purpos e o f th e meetin g i s t o brie f

th e Subcommitte e an dsolici t it s .advic e o n th e developmen t o f alea d healt hris k

assessmen t

b y th e Offic e o f Ai r Qualit y Plannin g an dStandard s (OAQPS ) i nsuppor t

o f th e revie w o f

th e nationa l ambien t

ai r qualit y standar d fo r lead

. Element s o f

th e progra mt o b e discusse db y OAQP S Staf f includ e th e us e o f aprobabilisti c ris k

mode l t o addres s scientifi c uncertainty ; probabilit y encodin g o f lea dhealt h expert s an dencodin g strategy ; statu s o f lea dexposur e an dphysiologica l models ; an drelationshi p o f

th e lea dris k assessmen t

progra mt o th e ambien t standar dsettin g proces s fo r lead

. OAQP S document s tha t addres s thes e issue s ca nb e obtaine db y callin g o r writin g Mr

. Thoma s McCurd y (919 ) 541

- 5655 , OAQPS

. MD-12 , Researc hTriangl e Park , N.C

. 27711

. Th e meetin g i s ope nt o th e public

. An y membe r o f th e publi c wishin g t o attend , obtai ninformatio no r

submi t comment s t o th e Subcommitte e shoul dcontac t Ds*

. Terr y F

. Yosie , Director , Scienc e Advisor y Boar d(202 ) 382-4126 , befor e clos e of busines s Septembe r

7,1983

. Dated : Augus t

23,1983

. Terry F

. Yosie , Staff Director, Science Advisory Baord. |F RDo c 83-23582 Filed8-26-83:6:4 5 am | BILLIN G COD E 3560-50-0 !P. 5

3914 4 Federa l Registe r / Vol

. 48 , No

. 16 8 /

Monday , Augus t

29 , 198 3 /

Notice s [OW-FRL-2398-4 ] Draft Genera l Nationa l Pollutan t Discharg e Eliminatio n Syste m Permi t fo r Portion s o fDee p Seabe d Minin g Exploratio n Activitie s i n th e Pacifi c Ocea n AGENCY: Environmenta l Protectio n Agency

. ACTION : Notic e o f

Draf t Genera l Permit

. SUMMARY

: Th e Environmenta l Protectio n Agenc y (EPA ) Regiona l Administrato r of Regio n9 i s toda y providin g notic e o f a draf t genera l Nationa l Pollutan t Discharg e Eliminatio nSyste m(NPDES ) permi t for certai ndischarge s fro m vessel s o r

othe r floatin g craf

t subjec t t o th e Dee p Seabe dHar dMinera l Resource s Ac t

(DSHMRA ) engage di n dee p seabe dminin g exploratio n activitie s unde r

th e DSHMR A i nth e Pacifi c Ocean

. Thi s draf t genera l permi t establishe s effluen t

limitations , standards , prohibition s an dothe r condition s o ndischarge s fro mthes e activities , excep t

fo r an y discharg e fro m th e initia l minin g test s whic hi s no t covere db y thi s permit

. Th e are at o b e covere db y thi s genera l permit , whe n issued , i s locate dwithi ntha t portio no f th e dee p seabe di nth e Pacifi c Ocea n betwee n11 0 degree s Wes t an d18 0 degree s Wes t

longitud e an d5 degree s Nort han d2 0 degree s Nort hlatitude

. Thi s draf t genera l permi t

i s base do n th e administrativ e recor davailabl e fo r publi c revie w i nRegio n9 o f th e Environmenta l Protectio nAgency

. Th e fac t shee t set s fort hth e principa l fact s an dth e significan t

factual , legal , an d polic y question s considere di nth e developmen t

o f th e draf t permit

. Th e term s of th e permi t

ar e als o discusse di n th e fac t sheet

. A cop y of

th e fac t shee t i s reprinte dan dth e draf

t permi t ca nb e obtaine da t

th e addres s give nbelow

. DATES : Comment

Period. —Interested person s ma y submi t

comment s o nth e draf t genera l permi t

an dadministrativ e recor dt o th e Regiona l Administrator , Regio n9 a t

th e addres s belo w n o late r tha nOctobe r

20,1983

. Public Hearing. —The Hearin g Office r designate db y th e Regiona l Administrato r

wil l conduc t

apubli c hearin g o nOctobe r

6,1983 , i nth e Nevad aRoo m(6thfloor) , Regio n9 , U.S

. Environmenta l Protectio nAgency , 21 5 Fremon t Street , Sa nFrancisco , Californi a94105 , beginnin g a t 10:0 0 a.m. , Pacifi c time , unti l al l person s hav e bee n heard

. ADDRESS : Comment s shoul db e sen t t o th e Regiona l Administrator , Regio n9 , U.S

. Environmenta l Protectio n Agency , 21 5 Fremon t

Street , Sa nFrancisco , Californi a94105

. FO R FURTHE R INFORMATIO N CONTACT : Eugen e E

. Bromle y (W-5-1) , Regio n 9 , U.S

. Environmenta l Protectio n Agency , 21 5 Fremon t

Street , Sa n Francisco , Californi a9410 5 (Telephon e No

. (415 ) 974-8330)

. FAC TSHEE TAN D SUPPLEMENTAR Y INFORMATIO N I

. Backgroun d A. General

Permits Sectio n 40 2 (3 3 U.S.C

. 1342 ) of th e Federa l Wate r

Pollutio nContro l Act , a s amende d(3 3 U.S.C

. 125 1 et-seq.) (th e Clea nWate r

Ac t (CWA) ) authorize s EP A t o issu e NPDE S permit s fo r th e purpos e of

regulatin g th e discharg e of pollutant s t o navigabl e waters
. Sectio n301(a ) of

th e CW A (3 3 U.S.C

. 1311(a) ) provide s tha t

th e discharg e o f pollutant s i s unlawfu l excep t i n accordanc e wit haNPDE S permit

. EPA' s regulation s authoriz e th e issuanc e of genera l NPDE S permit s t o categorie s o f discharger s (4 0 CF

R122.28)

. EP A ma y issu e asingl e genera l permi t t o a categor y o f

poin t source s locate dwithi n th e sam e geographi c are awhos e discharge s warran t

simila r pollutio n contro l measures . Th e Directo r of a n NPDE S permi t

progra m(i n thi s cas e th e Regiona l Administrator ) i s authorize dt o issu e agenera l NPDE S permit , accordin g t o criteri acontaine di n4 0 CFR 122.28(a)(2)(ii) , i

f ther e ar e anumbe r

of - poin t source s operatin g i n ageographi c are athat : 1

. Involv e th e sam e o r

substantiall y simila r type s of operations ; 2

. Discharg e th e sam e type s o f wastes ; 3

. Requir e th e sam e effluen t limitation s o r

operatin g conditions ; 4

. Requir e th e sam e o r

simila r monitorin g requirements ; an d 5

. I nth e opinio no f

th e Director , ar e mor e approporiatel y controlle dunde r a genera l permi t

tha n unde r

individua l permits

. A s i nth e cas e o f

individua l permits , violatio n o f

an y conditio n o f

agenera l NPDE S permi t

constitute s aviolatio nof th e CW A an dsubject s th e discharge r t o th e penaltie s specifie di n Sectio n 30 9 of th e CW A (3 3 U.S.C

. 1319)

. An y owne r o r operato r authorize dt o discharg e b y a genera l permi t

ma y b e exclude dfro m coverag e b y applyin g fo r a n individua l permit

. Thi s reques t

ma y b e mad e b y submittin g aNPDE S permi t applicatio n togethe r wit hth e reason s supportin g th e reques t t o th e Regiona l Administrator

. I naddition , th e Regiona l Administrato r ma y requir e an y perso nwh o i s authorize dt o discharg e unde r thi s genera l permi t

t o appl y fo r

an dobtai n a nindividua l permit

. An y intereste d perso nma y petitio nth e Regiona l Administrato r

t o tak e thi s action

. However , a n individua l NPDE S permi t wil l no t b e issue dfo r

adee p seabe d minin g exploratio n facilit y t o b e covere d b y thi s genera l NPDE S permi t unles s i t ca n b e demonstrate dtha t inclusio n unde r th e genera l permi t

i s clearl y inappropriate

. Th e Regiona l Administrato r

ma y conside r

th e issuanc e o f

individua l permit s accordin g t o th e criteri ai n 4 0 CF R122.28(b)(2)

. Thes e include : 1

. Th e discharge(s ) i s asignifican t contributo r

o f pollution ; 2

. Th e discharge r

i s no t i n complianc e wit hth e term s an dcondition s of th e genera l permit ; 3

. A chang e ha s occurre di nth e availabilit y o f

demonstrate dtechnolog y o r practice s o r

th e contro l o r

abatemen t o f pollutant s applicabl e t o th e poin t source ; 4

. Effluen t

guideline s ar e subsequentl y promulgate dfo r

th e poin t

source s covere db y th e genera l permit ; 5

. A Wate r

Qualit y Managemen t

Pla n containin g requirement s applicabl e t o suc hpoin t

sourc e i s approved ; o r 6

. Th e requirement s liste di n 4 0 CF R 122.28(a ) an didentifie di n th e previou s paragraph s ar e no t

met
. However , change s i n pollutan t contro l o r abatemen t

technology , effluen t guidelines , o r

wate r qualit y standard s affectin g alarg e numbe r o f th e covere d poin t source s ma y b e mor e appropriatel y addresse dthroug h modification , o r

revocatio n an d reissuanc e o f

th e fina l genera l permit

. B. Deep Seabed

Mining Exploration Activities in the Pacific Ocean Manganes e nodule s containin g nickel , cobalt , manganes e an dcoppe r hav e bee nth e subjec t

of commercia l interes t fo r nearl y 2 5 years . I n 1980 , th e Dee p Seabe dHar dMinera l Resource s Ac t (DSHMRA ) (3 0 U.S.C

. 140 1 et seq.) wa s enacted

. Th e DSHMR A authorize dth e Nationa l Oceani c an dAtmospheri c Administratio n (NOAA ) t o issu e license s for

exploratio n t o Untie dState s citizen s afte r

Jul y 1,1981

. I npreparatio n of issuanc e o f

license s fo r

exploration , i nSeptembe r

198 1 NOA A issue ddee p seabe dminin g regulation s fo r exploratio n license s a t

1 5 CFRPar t

970 , afina l Programmati c Environmenta l Impac t Statemen t

(PEIS ) an dafina l Technica l Guideanc e Document.(TGD)

. Sectio n109(e ) o f

th e DSHMR A (3 0 U.S.C

. 1419(e) ) provide s tha t an y discharg e o f

apollutan t

fro mavesse l o r othe r floatin g craf

t subjec t t o th e DSHMR A i s subjec t

t o th e provision s o f th e Clea nWate r

Act

. EP A ha s advise d NOA A o f

it s intentio nt o issu e agenera l NPDE S permi t

t o cove r dee p seabe d minin g exploratio n activitie s whic har e