p. 1 

# PICK-UPDATE : 3/8/200 7 BO X 

# 10 O F 

# 10 Ste p 2 : FO R ASR C INTERNA L US E ONL Y 

### (PARTA o

f B )



# EP ADOCKE TID : 102RQ-R N 1 ) INDE X 3 ) 102RQ-RN-1- 2 5 ) 102RQ-RN-1- 4 7 ) 102RQ-RN-1- 6 9 ) 102RQ-RN-3- 1 11 ) 102RQ-RN-3- 3 13 ) 102RQ-RN-2-1- 2 15 ) 102RQ-RN-2-1- 4 17) 102RQ-RN-2-2- 1 19 ) 102RQ-RN-2-3- 1 21 ) 102RQ-RN-2-4- 2 23 ) 102RQ-RN-2-4- 4 25 ) 102RQ-RN-2-4- 6 27 ) 102RQ-RN-2-4- 8 29 ) 102RQ-RN-2-4-1 0 31 ) 102RQ-RN-4- 2 33 ) 102RQ-RN-4- 4 35 ) 102RQ-RN-4- 6 37 ) 102RQ-RN-4- 8 39 ) 102RQ-RN-5- 1 Ste p 3 : FO R ASR C INTERNA L US E ONL Y 

### CD : OA : / 

# 2 ) 102RQ-RN-1- 1 4>-rlT52RQ-RN-l3 > 6 ) 102RQ-RN-1- 5 8 ) 102RQ-RN-1- 7 10 ) 102RQ-RN-3- 2 12 ) 102RQ-RN-2-1- 1 14) 102RQ-RN-2-1- 3 16 ) 102RQ-RN-2-1- 5 18 ) 102RQ-RN-2-2- 2 20 ) 102RQ-RN-2-4- 1 22 ) 102RQ-RN-2-4- 3 24 ) 102RQ-RN-2-4- 5 26 ) 102RQ-RN-2-4- 7 28 ) 102RQ-RN-2-4- 9 30 ) 102RQ-RN-4- 1 32 ) 102RQ-RN-4- 3 34 ) 102RQ-RN-4- 5 36 ) 102RQ-RN-4- 7 38 ) 102RQ-RN-4- 9 40 ) 102RQ-RN-5- 2
Ste p 1 : FOR ASR

C INTERNA L US E ONL Y 

### Are ihere more documents fo r thi s Docke t i n anothe r box ? /*yE S V N O *Fil l ou t Continuatio n Shee t an d go t o Ste p 2 Interna l SFUN D Bo

xNumbe r 3 5 O F 28 3 Initials/Date : LD S / 3-8-200 7P. 2 

# /02#Q-*#~/-2



# __• m 

# rn Monda y

Septembe r 29 , 198 6



# Part I I 

# Environmenta l Protectio n Agenc y 4 0 CF R Part s 11 7 an d 30 2 Superfun d Programs ; Reportabl e Quantit y Adjustments ; Fina l Rul e3453 4 Federa l Registe r / Vol
. 51 , No . 18 8 /

Monday , Septembe r 29 , 198 6 /

Rule s an dRegulation s .V-^_HM_«H_B_N_l_H_H_HH_a_B_V_M_a_a_a_M_^_M_M_^_^_a_M_^_H_^_BM_a_M^ ^ P. 3

ENVIRONMENTA L PROTECTIO N AGENC Y 4 0 CF R Part s 11 7 an d 30 2 [S WH-FR L 3032-9 ] Superfun d Programs ; Reportabl e Quantit y Adjustment s AGENCY: U.S
. Environmenta l Protectio n Agenc y (EPA)
. ACTION : Fina l rule
. SUMMARY

: Section s 103(a ) an d103(b ) of th e Comprehensiv e Environmenta l Response , Compensation , an dLiabilit y Ac t o f 198 0 ("CERCLA" ) requir e tha t person s i ncharg e of

vessel s o r

facilitie s fro mwhic hhazardou s substance s hav e bee nrelease di nquantitie s tha t ar e equa l t o o r

greate r tha nth e reportabl e quantitie s ("RQs" ) immediatel y notif y th e Nationa l Respons e Cente r ("NRC" ) of th e release
. Sectio n102(b ) of CERCL A establishe s RQ s fo r

release s of designate dhazardou s substance s a t on e pound , unles s othe r

reportabl e quantitie s wer e establishe dpursuan t t o sectio n311(b)(4 ) o f

th e Clea nWate r

Ac t ("CWA")
. Sectio n102(a ) authorize s th e Administrato r

o f th e U.S
. Environmenta l Protectio nAgenc y ("EPA" ) t o adjus t thes e RQs , an dt o designat e a s hazardou s substances , substance s whic hwhe nrelease dint o th e environmen t

ma y presen t

substantia l dange r t o th e publi c healt ho r welfar e o r th e environment
. A fina l rul e publishe d o nApri l 4,198 5 (5 0 F

R13456 ) adjuste d RQ s fo r 34 0 hazardou s substances
. I na Notic e o f Propose dRulemakin g ("NPRM" ) als o publishe do nApri l 4 , 1985 , th e Agenc y propose dadjuste dRQ s fo r 10 5 additiona l hazardou s substance s (5 0 F R13514)
. Thi s rul e finalize s th e R Q adjustment s propose di nth e Apri l 4 , 198 5 NPRM. 1 B y makin g thes e adjustments , th e Agenc y wil l b e abl e t o focu s it s resource s o nthos e release s whic har e mos t

likel y t o pos e potentia l threat s t o publi c health , welfare , an dth e environment
. I naddition , thes e adjustment s wil l reliev e th e regulate d communit y o f

th e burde nof

reportin g release s whic har e unlikel y t o pos e suc h threats
. Today' s rul e adjust s no t onl y th e statutor y one-poun dRQs , bu t als o th e RQ s establishe dpursuan t t o sectio n 311(b)(4 ) o f

th e CWA
. 1 Th e Agenc y has decide

dt o retai nth e statutor y one-poun dRQ s fo r lead, pentachloroethane
. an

d methy l chloride , pendin

g analysi s o

f thei r potentia l carcinogenicity
. Therefore, today' s rul e adjust s RQ s fo r 10 2 o f th e 10 5 hazardou s substance s fo

r whic h th e Apri l 4 198 5 NPR M propose dadjuste dRQs
. Fo r furthe r discussio no f thi s issue , se

e Sectio nHl.C
. o f thi s preamble
. Whe nther e i s areleas e o f a hazardou s substanc e i naquantit y equa l t o o r greate r tha nit s R Q a s liste di n4 0 CF R302. 4 (a s amende db y today' s fina l rule) , th e perso ni ncharg e of th e vesse l o r facilit y mus t

immediatel y notif

y th e NRC
. Th e toll-fre e numbe r of th e NR C i s liste dbelo w unde r

"ADDRESSES. " EFFECTIV EDATE: Decembe r

29,1986
. ADDRESSES : Th e toll-fre e telephon e numbe r of th e Nationa l Respons e Cente r i s 1-800/424-8802 ; i nth e Washington , D C metropolita narea , th e numbe r i s 1

- 202/426-2675
. Docke t Copie s of

material s relevan t

t o thi s rulemakin g ar e containe di nRoo mL Ga t th e U.S
. Environmenta l Protectio n Agency , 40 1 M Street , SW , Washington , D C 20460
. Th e docke t

i s availabl e fo r inspectio nbetwee nth e hour s o f 8:00 a.m . an d4:0 0 p.m. , Monda y throug h Friday
. A s provide di n4 0 CF RPar t 2 , a reasonabl e fe e ma y b e charge dfo r copyin g services
. FO R FURTHE R INFORMATIO N CONTACT : Dr . K . Jac k

Kooyoomjian , Senio r

Projec t Officer , Respons e Standard s an d Criteri aBranch , Emergenc y Respons e Divisio n(WH-548B) , U . S
. Environmenta l Protectio nAgency , 40 1 M Street , SW , Washington , D C 20460 , o r th e RCRA/Superfun dHotlin e a t 1-800 / 424-9346 , i nWashington , DC , a t 1-202 / 382-3000
. SUPPLEMENTAR

Y INFORMATION: Th e content s o f

today' s preambl e ar e liste d i nth e followin g outline : I . Introductio n A
. Statutory Authorit

y B . Backgroundo

f Thi s Rulemakin g II . Ke y Issue s Not

Addresse di

nThi s Rule A
. Continuou s Release s B . Federall y Permitte dRelease s C
. Radionuclid e RQ s D . Potential Carcinoge nRQ s III . Reportabl e Quantity Adjustment s A
. Introductio n B . Summar

y o f th e Methodolog y Underlyin g the Reportabl e Quantit y Adjustment s C
. Substance s fo

r Whic hRQ s Ar

e Adjuste d D . IC RSubstance s IV . Reportabl e Quantit

y Adjustment s Under Sectio n31 1 o

f th e Clea nWate r Act V . Summar

y o f Supportin g Analyse s I . Introductio n A. Statutory Authority Th e Comprehensiv e Environmenta l Response , Compensation , an dLiabilit y Ac t of 198 0 (Pub
. L . 96-510) , 4 2 U.S.C
. 960 1 e t seq . ("Superfund, " "CERCLA, " o r "th e Act") , enacte do nDecembe r 11 , 1980 , establishe s broa dfedera l authorit y t o dea l wit hrelease s o r threat s of release s of

hazardou s substance s fro m vessel s an dfacilities
. Th e Ac t define s a se t

of "hazardou s substances " chiefl y b y referenc e t o othe r

environmenta l statute s (se e sectio n101(14)) ; currently , ther e ar e 71 7 CERCL A hazardou s substances
. Th e Administrato r of th e U.S
. Environmenta l Protectio nAgenc y ("EPA" ) ma y designat e additiona l hazardou s substance s pursuan t t o sectio n10 2 of

CERCLA
. Th e Ac t require s tha t

th e perso ni n charg e of avesse l o r

facilit y immediatel y notif

y th e Nationa l Respons e Cente r

("NRC" ) a s soo na s tha t perso nha s knowledg e of areleas e of ahazardou s substanc e i na namoun t equa l t o o r

greate r tha nth e reportabl e quantit y ("RQ" ) fo r

tha t substanc e (section s 10 3 (a ) an d(b)). 2 I ncertai n limite dsituations , whe ndirec t reportin g t o th e NR C i s no t

practicable , th e release r ma y repor t

t o th e neares t

Coas t Guard

- o r

EPA-predesignate dOn-Scen e Coordinato r

("OSC")
. I

f i t i s no t possibl e t o notif y th e NR C o r

predesignate dOS C immediately , report s ma y b e mad e immediatel y t o th e neares t Coas t Guar d unit , provide dtha t

th e release r

notifie s th e NR C a s soo na s possibl e (4 0 CFR 300.63(b))
. Sectio n102(b ) o f CERCL A establishe s RQ s fo r

release s o f designate dhazardou s substance s a t on e pound , unles s othe r

reportabl e quantitie s wer e assigne dunde r sectio n 31 1 o f th e Clea nWate r

Ac t ("CWA")
. Sectio n102(a ) authorize s EP A t o adjus t al l of thes e reportabl e quantitie s b y regulation
. A majo r purpos e of

th e sectio n103(a ) an d(b ) notificatio nrequirement s i s t o aler t th e appropriat e governmen t official s t o release s of

hazardou s substance s tha t

ma y requir e afedera l respons e actio nt o protec t publi c healt h an dwelfar e an dth e environment
. Unde r CERCL A sectio n104 , th e federa l governmen t

ma y respon dwheneve r ther e i s areleas e o r

asubstantia l threa t o f areleas e int o th e environmen t of a hazardou s substance
. Respons e activitie s ar e t o b e taken , t o th e exten t practicable , i naccordanc e wit hth e Nationa l Contingenc y Pla n(4 0 CFRPar t 300) , whic hwa s originall y develope d unde r th e CWA , an dwhic hha s bee n revise dpursuan t

t o sectio n10 5 t o reflec t th e responsibilitie s an dauthorit y create db y CERCLA
. EP A emphasize s tha t ahazardou s substanc e releas e notificatio ni s merel y atrigge r fo r informin g th e governmen t of areleas e s u 2 A releas e int

o th e environmen

t o f asubstance whic his no t liste das aCERCI

A hazardou s substance bu

t whic hrapidl y form s aCERCL A hazardou s substance upo

nrelease , is subjec

t t o th e notificatio nrequirement

s o f sectio n103
. I f th e amoun t o f th e hazardous substance forme

das suc h areactio nproduc t equal s o r exceeds th e R Q fo r tha t substance , th

e releas e mus

t b e reporte dt o Ih e NRC
.P. 4

Federa l Registe r/

Vol
. 51 , No . 18 8 /

Monday , Septembe r 29 , 198 6 /

Rule s an dRegulation s 3453 5 tha t th e nee dfo r

afedera l remova l o r remedia l actio nca nb e evaluate db y th e appropriat e federa l personne l an dan y necessar y actio nundertake ni natimel y fashion
. Federa l personne l wil l evaluat e al l reporte dreleases , bu t wil l no t necessaril y initiat e aremova l o r remedia l actio ni nrespons e t o al l reporte dreleases , becaus e th e releas e o f areportabl e quantit y of ahazardou s substanc e wil l no t

necessaril y pos e a hazar dt o publi c healt ho r welfar e o r

th e environment
. Sectio n103(b ) authorize s penalties , includin g crimina l sanctions , fo r person s i ncharg e o f

vessel s o r

facilitie s wh o fai l t o repor t release s o

f hazardou s substance s whic hequa l o r excee d reportabl e quantities
. An y perso ni n charg e of avesse l o r

facilit y who , a s soo na s tha t

perso nha s knowledg e of a reportabl e release , fail s t o repor t th e releas e pursuan t

t o sectio n103(a ) o r

(b ) shall , upo nconviction , b e fine dn o mor e tha n$10,00 0 o r

imprisone dfo r

no t mor e tha non e year , o r

both
. Notification s receive dunde r

sectio n103(a ) o r informatio nobtaine db y suc hnotic e canno t b e use dagains t

an y reportin g perso ni nan y crimina l case , excep t a prosecutio nfo r

perjur y o r

fo r givin g a fals e statement . B. Background

of this Rulemaking O nMa y 25,1983 , EP A propose darul e (4 8 F R23552 ) t o clarif

y procedure s fo r reportin g release s o f

CERCL A hazardou s substance s an dt o adjus t reportabl e quantitie s for 38 7 o f th e the n 69 6 CERCL A hazardou s substances. 3 Th e Ma y 25,198 3 NPR M als o listed , fo r th e firs t time , th e "hazardou s substances " identifie dunde r sectio n 101(14 ) o f

CERCLA
. I nth e NPRM , EP A discusse di ndetai l th e CERCL A notificatio nprovision s (includin g th e person s require dt o notif y th e NR C o f

a release , th e hazardou s substance s fo r whic hnotificatio ni s required , th e type s

3 Sinc e th e Ma y 25,198 3 NPRM . 2 1 additiona l hazardou s substance s hav e bee n identifie d pursuan tt o listing s unde rRCR A an d th e CAA : Wast e strea m F024 unde rsectio n 300 1 of th e Resourc e Conservatio n an d Recover y Ac t(RCRA ) (4 9 F R5308) ; cok e ove n emission s unde rsectio n 11 2 of th e Clea n Ai rAc t(CAA ) (4 9 F R36500) : wast e stream s F020 , F021 . F022 , F023 , F026 . F027 , an d F02 8 unde rsectio n 300 1 of

RCR A (5 0 F R1978) : wast e stream s Kill , K112 . K.113 , K114 . K115 . an d K11 6 unde rsectio n 300 1 o f

RCR A (5 0 F R42936) ; o toluidin e an d p-toluidin e unde rsectio n 300 1 o f RCR A (5 0 F R42936) ; wast e stream s K117 , K118 . an d K136 unde rsectio n 300 1 of RCR A (5 1 F R5327) ; an d 2-ethoxyethano l unde rsectio n 300 1 o f RCR A (5 1 F R 6537) . Non e o f

th e above-liste d substances , wit h th e exceptio n o f

tw o (wast e strea m F024 an d cok e ove n emissions) , hav e bee n previousl y liste d i n Tabl e 302.4 . Thes e 1 9 substance s ar e therefor e liste d i n th e tabl e i n today' s rule . Th e RQ s fo rthes e substances , however , ar e no tadjuste d b y today' s rul e an d wil l retai n thei rstatutor y one-poun d RQ s unti l adjuste d i n future rulemakings . of release s subjec t

t o th e notificatio n requirements , an dth e exemption s fro m thes e requirements) , th e methodolog y an dcriteri ause dt o adjus t th e R Q levels , an dth e R Q adjustment s propose dunde r sectio n10 2 of

CERCL A an dunde r sectio n31 1 o f

th e CWIA: O nApri l 4 , 1985 , EP A promulgate dafina l rul e (5 0 F R13456) , tha t

clarifie dreportin g procedure s an dfinalize dR Q adjustment s for

34 0 hazardou s substances , includin g 2 1 wast e streams . Th e Apri l 4,198 5 Federa l Registe r als o containe da nNPR M proposin g R Q adjustment s fo r

10 5 additiona l CERCL A hazardou s substances , includin g seve n wast e stream s (5 0 F

R13514)
. I naddition , th e Apri l 4,198 5 NPR M clarifie d reportin g requirement s fo r substance s exhibitin g th e RCR A characteristic s o f ignitability , corrosivity , an dreactivit y ("ICR" ) (4 0 CFR261.21-261.23). * Th e adjuste dR Q fo r

IC Rsubstances , discusse dbelo w i nSectio nIII.D. , become s effectiv e wit htoday' s rule
. I n preparin g today' s fina l rule , th e Agenc y ha s considere dcarefull y th e comment s receive di nrespons e t o th e Apri l 4,198 5 NPRM . I nfinalizin g thes e R Q adjustments , today' s rul e amend s Tabl e 302. 4 o f 4 0 CF R302. 4 and , consisten t

wit h4 0 CF R 117.3 , applie s no t

onl y t o CERCL A RQs , bu t als o t o th e RQ s establishe dfo r hazardou s substance s unde r sectio n 311(b)(4 ) o f

th e CWA
. Bot hTabl e 302. 4 an dTabl e 117. 3 ar e revise dan d publishe da s apar t

of thi s rule
. Sectio n I I of thi s preambl e discusse s ke y issue s relatin g t o R Q adjustment s an dCERCL A notificatio nrequirement s tha t ar e no t resolve di ntoday' s fina l rule
. Sectio nL U discusse s th e R Q adjustment s an dth e methodolog y use di nmakin g thes e adjustments
. Sectio nIV addresse s R Q adjustment s unde r

sectio n31 1 o f

th e Clea nWate r

Act
. Sectio nV provide s a summar y o f

th e analyse s supportin g thi s rule
. I t i s importan t

t o not e tha t

othe r provision s o f

CERCL A ma y appl y eve n wher e th e statut e doe s no t requir e notification
. Therefore , nothin g i nthi s rulemakin g shoul db e interprete da s reflectin g Agenc y polic y o r th e applicabl e la w wit hrespec t t o othe r provision s o f

th e Act
. Fo r

example , a part y responsibl e fo r

areleas e (excep t federall y permitte drelease s an d specificall y exempte dsubstance s o r entities) , i s liabl e fo r

th e cost s of cleanin g u p tha t

releas e an dfor

an y natura l resourc e damage s cause db y th e

4 Substance s exhibitin g th e characteristi co f extractio n procedur e (EP ) toxicit y wer e no tatissu e becaus e th e chemical s fo rwhic h th e E Ptoxicit y tes t i s designe d ar e al l assigne d specifi cRQ s unde r4 0 CF R302.4 . release , eve ni f th e releas e i s no t

subjec t t o th e notificatio nrequirement s o f section s 10 3 (a ) an d(b)
. Similarly , prope r reportin g of

areleas e i n accordanc e wit hsection s 10 3 (a ) an d(b ) doe s no t preclud e liabilit y fo r

cleanu p costs . Th e fac t

tha t areleas e o f

a hazardou s substanc e i s properl y reporte do r

tha t i t i s no t subjec t t o th e notificatio nrequirement s o f section s 103(a ) an d(b ) wil l no t

preven t EP A o r othe r governmen t

agencie s fro mtakin g respons e action s unde r sectio n104 , seekin g reimbursemen t

fro mresponsibl e partie s unde r

sectio n107 , o r

pursuin g a n enforcemen t

actio nagains t

responsibl e partie s unde r

sectio n106
. Not e als o tha t thi s rul e doe s no t

affec t hazardou s substanc e reportin g requirement s impose db y othe r

regulation s an d statute s (excep t

th e CWA—se e Sectio n IV below)
. Neithe r today' s fina l rul e no r

th e Apri l 4,198 5 fina l rul e addresse s th e designatio nof

hazardou s substance s whic har e no t

designate dunde r

th e statute s liste di nCERCL A sectio n 101(14)
. Th e Agenc y ha s conducte d severa l preliminar y economi c an d technica l analyse s o nthi s subjec t (se e 4 8 F R23603) , an di na nAdvanc e Notic e o f Propose dRulemakin g (ANPRM) , als o publishe do nMa y 25,1983 , invite d publi c comment . EP A ha s carefull y reviewe dth e comment s received
. Th e Agency' s designatio npolic y ma y b e th e subjec t o f afutur e rulemaking
. II . Ke y Issue s No tAddresse d i nthi s Rul e A. Continuous Releases Unde r section s 10 3 (a ) an d(b ) o f CERCLA, n o distinctio ni s mad e betwee nepisodi c an dcontinuou s releases
. Sectio n103(f)(2) , however , provide s reduce dreportin g requ.rement s fo r certai n"continuous " releases
. Release s ma y b e reporte dles s frequentl y tha nunde r

section s 10 3 (a ) an d(b ) i f the y ar e "continuous, " "stabl e i nquantit y an drate, " an dnotificatio n ha s bee ngive nunde r

section s 10 3 (a ) an d(b ) "fo r

aperio dsufficien t

t o establis hth e continuity , quantity , an d regularity " of

th e release
. Notificatio n mus t stil l b e give n"annually , o r a t suc h tim e a s ther e i s an y statisticall y significan t

increase " i nth e quantit y o f th e hazardou s substanc e bein g released
. Thus , instea do f

reportin g ever y releas e a s i t occurs , certai ncontinuou s release s ma y b e reporte dles s often
. I nth e Ma y 25,198 3 proposal , EP A note dtha t

enforcemen t

effort s woul db e focuse do nepisodi c rathe r tha n continuou s releases
. Th e Agenc y presente dalternativ e interpretation s o fP. 5

3453 6 Federa l Registe r/ Vol
. 51 , No . 18 8 /

Monday , Septembe r 29 , 198 6 /

Rule s an dRegulation s whic hrelease s coul db e include dwithi n th e continuou s releas e definition , an d discusse dapossibl e notificatio nschem e for release s determine dt o b e withi nth e definition
. Th e Agenc y receive dmor e tha n4 0 comment s i nrespons e t o th e discussio n o f continuou s release s i nth e Ma y 25 , 198 3 NPRM . EP A i s i nth e proces s o f developin g continuou s releas e reportin g regulation s t o clarif

y thi s reduce d reportin g requirement
. Althoug hth e continuou s releas e reportin g issu e wa s no t withi nth e scop e of th e Apri l 4,198 5 NPRM , th e Agenc y receive don e additiona l commen t o nthi s issue
. Th e commente r

argue dtha t becaus e th e scop e o f

th e definitio nfo r continuou s release s relate s directl y t o whethe r certai nRQ s ar e appropriate , th e commen t

perio dfo r

R Q adjustment s i nth e Apri l 4,198 5 NPRM shoul db e reopene dwhe nth e continuou s releas e reportin g issu e i s finall y resolved
. EP A ha s rejecte dthi s argument , however , becaus e th e Agenc y consider s th e issue s o f appropriat e R Q level s an dth e scop e o f th e reduce dreportin g requiremen t fo r continuou s release s t o b e unrelated
. Whethe r agive nreleas e qualifie s a s "continuous " ha s n o bearin g o nth e appropriat e R Q fo r

ahazardou s substanc e determine daccordin g t o a specifi c se t

o f scientifi c criteria
. B. Federally Permitted

Releases On e o f th e exemption s fro msectio n 103(a ) reportin g requirement s i s fo r "federall y permitte dreleases. " Th e definitio no f

"federall y permitte d release " i nCERCL A sectio n101(10 ) specificall y identifie s release s permitte d unde r certai nothe r

stat e o r federa l programs . I n th e Ma y 25,198 3 NPRM , EP A explaine dit s interpretatio nof eac htyp e o f releas e exempte db y th e definitio no f "federall y permitte drelease. " Th e Agenc y receive dman y comment s o nth e scop e of th e federall y permitte dreleas e exemption , mos t

of whic hurge dabroa d interpretatio nof

on e o r mor e of th e federall y permitte dreleases
. Du e t o th e complexit y o f

th e issue s involved , th e Agenc y decide dt o examin e furthe r th e scop e of th e federall y permitte dreleas e exemption
. Althoug hth e Apri l 4,198 5 NPR M di d no t addres s th e issu e o f

federall y permitte dreleases , w e receive da commen t o nthi s issu e whic hwa s analogou s t o th e commen t receive do n continuou s releases
. Th e commente r argue dtha t

th e commen t

perio dfo r

R Q adjustment s propose di nth e Apri l 4 , 198 5 NPR M shoul db e reopene dwhe n h e issu e o f

federall y permitte drelease s i s finall y resolved
. Th e Agenc y ha s ejecte dthi s argumen t

fo r th e sam e reaso ni t rejecte dth e commenter' s argumen t a s i t applie dt o continuou s releases
. Whethe r

th e releas e of

a hazardou s substanc e tha t exceed s a n R Q will , unde r

certai nprescribe d circumstances , b e exemp t fro mreportin g requirement s becaus e i t i s "federall y permitted, " ha s n o bearin g o nth e objectiv e determinatio no f th e appropriat e R Q leve l fo r th e substance
. Th e Agenc y i s evaluatin g th e federall y permitte dreleas e definitio nan dintend s t o addres s th e issu e i nafutur e rulemaking
. C. Radionuclide RQs Radionuclide s ar e hazardou s substance s unde r

CERCL A becaus e the y ar e designate da s ahazardou s ai r pollutan t unde r sectio n11 2 o f

th e CAA
. Th e preamble s t o th e Ma y 25,198 3 NPR M an dth e Apri l 4,198 5 fina l rul e recogniz e tha t

th e statutor y R Q of

on e • poun dma y no t

b e appropriat e fo r radionuclides
. Radionuclide s ar e als o no t addresse di ntoday' s fina l rule
. Th e Agenc y wil l addres s th e comment s receive di nrespons e t o th e earlie r rulemakin g efforts , a s wel l a s othe r radionuclid e R Q issues , i nafutur e rulemakin g whe nou r

analysis , no w ongoing , i s completed
. D. Potential

Carcinogen RQs A s discusse di nSectio nIII below , today' s fina l rul e propose s n o R Q adjustment s fo r

substance s wit hone poun dstatutor y RQ s whic hwil l b e ranke dfo r

th e primar y criterio nof potentia l carcinogenicity
. Th e rankin g methodolog y fo r

suc hsubstance s wil l b e discusse di ndetai l i na nupcomin g NPR M i nwhic hth e Agenc y wil l propos e t o adjus t RQ s for potentiall y carcinogeni c substances
. III . Reportabl e Quantit y Adjustment s A. Introduction Unti l adjuste db y regulatio nunde r sectio n102(a) , CERCL A sectio n102(b ) establishe s areportabl e quantit y o f on e poun dfor

hazardou s substance s othe r tha nthos e hazardou s substance s wit h RQ s establishe dunde r

sectio n31 1 of

th e Clea nWate r

Ac t (CWA) ; for

thes e latte r substances , sectio n102(b ) adopt s th e establishe dCW A RQs
. Thi s rulemakin g adjust s th e statutor y RQ s base dupo n specifi c scientifi c an dtechnica l criteri a tha t relat e t o th e possibilit y of har m fro mth e releas e of

ahazardou s substanc e i nareportabl e quantity
. Thes e R Q adjustments , therefore , enabl e th e Agenc y t o focu s it s resource s o n thos e release s whic har e mos t likel y t o pos e potentia l threat s t o publi c healt h an dwelfar e an dth e environment
. Suc h R Q adjustment s wil l als o reliev e th e regulate dcommunit y an demergenc y respons e personne l fro mth e burde no f makin g an drespondin g t o report s o f release s whic har e unlikel y t o pos e suc h threats
. I nthi s rule , RQ s fo r

10 2 hazardou s substance s ar e adjusted , includin g seve n o f th e wast e stream s tha t wer e no t assigne dadjuste dRQ s i nth e Apri l 4 , 198 5 fina l rule
. I ntoday' s rule , EP A raise s th e RQ s of

3 1 specifi c hazardou s substances , lower s th e RQ s of 3 0 specifi c hazardou s substances , an d leave s th e RQ s of

3 4 specifi c hazardou s substance s a t

th e level s originall y establishe db y CERCL A (o r b y CW A sectio n311)
. Thi s rul e als o raise s th e RQ s of th e seve nwast e streams . I n addition , today' s fina l rul e adjust s t o 10 0 pound s th e R Q fo r

release s of

RCR A unliste dsoli dwaste s (a s define di n4 0 CFR261.2) , whic hexhibi t th e RCR A characteristic s o f

ignitability , corrosivity , o r

reactivit y bu t

whic har e no t "wastes " (an dthu s no t CERCL A hazardou s substances ) unti l afte r the y ar e release dan dar e no t cleane du p for repackaging , reprocessing , recycling , o r reus e (se e 4 0 CF

R302.4(b))
. Th e remainin g 27 5 hazardou s substance s no t addresse db y today' s fina l rul e ar e bein g evaluate dfor

potentia l carcinogenicit y and/o r chroni c toxicity
. Analyse s of thes e hazardou s substance s ar e nearl y complet e an dadjuste dRQ s base do n potentia l carcinogenicit y and/o r chroni c toxicit y wil l b e propose di na nNPR M i n th e nea r future
. Th e primar y purpos e of notificatio ni s t o ensur e tha t

releaser s notif

y th e federa l governmen t

s o tha t federa l personne l ca nasses s th e nee dt o respon dt o th e release
. Th e differen t R Q level s d o no t

reflec t adeterminatio ntha t areleas e of

aCERCL A substanc e wil l b e hazardou s a t

th e R Q leve l an dno t hazardou s belo w tha t

level
. EP A ha s no t mad e suc hadeterminatio nbecaus e th e Agenc y ha s foun dtha t

th e actua l hazar d wil l var y wit hth e uniqu e circumstance s of th e release , an dextensiv e scientifi c dat aan danalysi s woul db e necessar y t o determin e th e hazar dpresente db y eac h substanc e unde r

anumbe r

o f possibl e circumstances
. Instead , th e RQ s ar e designe dt o b e atrigge r fo r notificatio n an dreflec t

th e Agency' s judgmen t tha t th e federa l governmen t shoul db e notifie dof

certai nrelease s t o whic ha federa l respons e migh t

b e necessary . Th e reportabl e quantitie s represen t a determinatio nonl y o f

possibl e o r potentia l harm , no t

tha t release s o f

a particula r

amoun t of ahazardou s substanc e necessaril y wil l b e harmfu l t o publi c healt ho r

welfar e o r

th e environment
.P. 6

Federa l Registe r

/ Vol
. 51 , No . 18 8 /

Monday , Septembe r 29 , 198 8 /

Rule s an dRegulation s 3453 7 Becaus e CERCLA' s R Q adjustmen t methodolog y differ s fro mtha t use d pursuan t t o sectio n31 1 o f

th e Clea n Wate r Act , som e of

th e RQ s se t

toda y ar e no t th e sam e a s thos e initiall y promulgate dunde r

th e CWA
. Th e Apri l 4,198 5 fina l rul e (5 0 FR13456 ) amende d 4 0 CF R117. 3 (se e 4

4 F R50776 , Augus t 29,1979) , t o mak e RQ s adjuste dunde r CERCL A th e applicabl e RQ s fo r purpose s of

CW A sectio n311
. Today' s rul e therefor e adjust s no t onl y CERCL A RQs , but , wher e applicable , CW A RQ s a s well
. A perso ni ncharg e nee dno t repor t asingl e releas e twic e i norde r t o satisf y CERCL A an dCW A reportin g requirements ; on e repor t t o th e NR C suffices
. B. Summary of

the Methodology Underlying the Reportable Quantity Adjustments Th e Agenc y ha s wid e discretio ni n adjustin g th e statutor y RQ s fo r hazardou s substance s unde r CERCLA. 3 Administrativ e feasibilit y an d practicalit y ar e importan t considerations
. Th e Agency' s selecte d methodolog y for

adjustin g RQ s begin s wit ha nevaluatio nofth e intrinsi c physical , chemical , an dtoxicologica l propertie s of

eac hdesignate dhazardou s substance
. Th e intrinsi c propertie s examined—calle d"primar y criteria" — ar e aquati c toxicity , mammalia ntoxicit y (oral , dermal , an dinhalation) , ignitability , reactivity , chroni c toxicity , an dpotentia l carcinogenicity
. (Fo r th e purpose s of

thi s rule , chroni c toxicity — referre dt o a s "othe r

toxi c effects " i nth e Ma y 25,198 3 NPRM—i s define da s toxicit y resultin g fro mrepeate do r continuou s exposur e t o eithe r asingl e dos e o r multipl e dose s o f

ahazardou s substance. ) Th e Agenc y rank s eac hintrinsi c propert y o nafive-tie r

scale , associatin g aspecifi c rang e o f

value s o neac hscal e wit haparticula r

R Q value
. Thi s five-tier scal e use s th e fiv e R Q level s o f 1,10 , 100,1000 , an d500 0 pound s originall y establishe dpursuan t

t o CW A sectio n 31 1 (se e 4 0 CF

RPar t 11 7 an d4 4 FR 50776)
. Eac hsubstanc e receive s severa l tentativ e R Q value s base do nit s particul aproperties. 6 Th e lowes t of al l

5 A s Senat e Repor t

No . 848 , 96thCongress
. Secon dSessio n(1980 ) note s a t pag e 29 : "I n determinin g reportabl e quantitie s unde r thi s paragrap h[sectio n3(a)(2 ) o f S.1480J , th e Presiden t ma y conside r

an y factor s deeme drelevan t t o administerin g th e reportin g requirement s o r th e President' s othe r

responsibilitie s unde r

thi s Act. " 6 I f availabl e evidenc e show s tha t ahazardou s substanc e hydrolyze s int o areactio nproduc t tha t i s mor e hazardou s tha nth e origina l substance , th e primar y criteri aar e applie dt o th e mor e hazardou s produc t rathe r tha nt o th e origina l substanc e t o determin e th e tentativ e R Q value s fo r th e origina l substance
. Fo r

example , substance s know nt o of th e tentativ e RQ s become s th e "primar y criteri aRQ " fo r tha t substance
. Th e Agenc y receive dsevera l comment s o nit s genera l R Q adjustmen t methodology
. On e commente r supporte d th e Agency' s decisio nt o continu e t o us e th e five-tie r

syste mfo r

settin g RQ s develope dunde r

CW A sectio n311
. Othe r commenter s objecte dt o EPA' s us e of th e primar y criteri ao f

chroni c toxicit y an dpotentia l carcinogenicit y t o adjus t RQs
. On e of

thes e commenter s suggeste dtha t

th e methodolog y use dt o evaluat e an dassig nchroni c toxicit y ranking s shoul demplo y dat abase do n route s o f exposur e an dpharmacokineti c parameter s whe nconvertin g anima l dose s t o huma ndoses
. Th e curren t approac hassume s 5 0 percen t absorptio n fro minhalatio nexposure s an d10 0 percen t absorptio nfro mora l exposures . Th e Agenc y decide dt o us e thes e assumption s instea do f reviewin g absorptio nan dpharmacokineti c dat a becaus e th e purpos e of R Q adjustment s i s t o establis hlevel s a t

whic hth e federa l governmen t

shoul db e notifie do f releases , no t

t o develo p length y an d comple x ris k

assessmen t

scenarios
. Th e Agenc y ha s previousl y considere dan d rejecte dth e us e o f

ris k assessmen t scenario s t o adjus t

RQ s (se e th e Apri l 4 , 198 5 fina l rul e a t

5 0 F R13456)
. Th e sam e commente r

als o requeste d a nexplanatio no f

th e Agency' s decisio n t o estimat e chroni c exposur e b y reducin g subchroni c effec t level s b y a facto r of 1 0 o r less
. Th e Agenc y believe s tha t thi s approac hi s wel l supporte db y experimenta l evidenc e whic hshow s tha t th e rati o o f

subchroni c level s t o level s derive dafte r

chroni c exposur e i s 2. 0 o r les s fo r mor e tha nhal f

o f th e chemical s studied
. Approximatel y 9 6 percen t of thes e ratio s ar e belo w avalu e of 10
. Thi s empiricall y derive d relationshi p betwee nchroni c an d subchroni c effec t

level s indicate s tha t

i t i s reasonabl e t o emplo y a10-fol d uncertaint y facto r

t o accoun t

fo r difference s betwee nsubchroni c an d chroni c effec t

levels
. Fo r

adetaile d discussio no f

th e chroni c toxicit y methodology , se e th e Technica l Backgroun dDocumen t

t o Suppor t generat e hydroge n sulfid e o r phosphin e upo n hydrolysi s ar e assigne dprimar y criteri aRQ s o nth e basi s of thes e degradatio n products
. In th e Apri l 4
. 198 5 NPRM . th e primar y criteri aRQ s o f fou r substance s (ammoniu mbifluoride , lea dsulfide , sodiu mbifluoride , an dzin c phosphide ) wer e base d o nth e applicatio nof

th e primar y criteri at o th e mor e hazardou s reactio nproduct s rathe r tha nt o th e origina l substances
. I ntoday' s fina l rule , lea d sulfid e ha s bee nremove dfro mth e grou p of substance s whos e RQ s ar e base do napplicatio nof th e primar y criteri at o reactio nproducts
. Fo r a discussio nof

th e reason s th e Agenc y remove dlea d sulfid e fro mthi s group , se e Sectio nIII . C
. Rulemakin g Pursuan t t o CERCL A Sectio n102 , Volum e 1 , (Appendi x B) , Marc h1985 , availabl e fo r inspectio na t Roo mLG , U.S
. Environmenta l Protectio n Agency , 40 1 M Street , SW , Washington , D C 20460
. Anothe r commente r

oppose d adjustin g RQ s upward s becaus e man y o f th e 10 5 substance s fo r

whic hadjuste d RQ s wer e propose di nth e Apri l 4,198 5 NPR M ha dno t

bee nevaluate d adequatel y fo r

potentia l carcinogeni c o r chronicall y toxi c effects
. Thi s commente r

suggeste dtha t

statutor y RQ s b e retaine dunti l i t

i s prove ntha t

a designate dhazardou s substanc e doe s no t exhibi t eithe r chroni c toxicit y o r potentia l carcinogenicity , a s applicable
. Althoug hth e Agenc y retain s th e statutor y RQ s if

i t ha s evidenc e indicatin g chroni c toxicit y o r potentia l carcinogenicit y pendin g mor e detaile d analysis , th e Agenc y doe s no t dela y R Q adjustmen t

unti l i t ha s evidenc e whic h affirmativel y prove s th e absenc e o f suc h characteristics
. T o attemp t t o affirmativel y prov e th e absenc e o f chroni c toxicit y o r

potentia l carcinogenicity , eve nif technicall y possible , woul dgreatl y strai nAgenc y resource s wit hlittl e adde dbenefi t t o huma nhealt han denvironmenta l protection
. Th e dat aavailabl e t o th e Agenc y provid e n o clea r evidenc e o f chroni c toxicit y o r

potentia l carcinogenicit y fo r

an y o f th e substance s referre dt o b y th e commenter . However , th e Agenc y wil l readjus t RQ s a s necessar y i nth e futur e t o tak e int o accoun t

ne w informatio n concernin g th e hazar do f designate d substances
. Fo r amor e detaile ddiscussio no f th e primar y criteria , includin g chroni c toxicity , se e th e preambl e o f th e Ma y 25 , 198 3 NPR M (4 8 F

R23562-23565) , th e preambl e of

th e Apri l 4,198 5 fina l rul e adjustin g reportabl e quantitie s (5 0 F R 13456 , sectio nV.D.I) , an dth e Technica l Backgroun dDocumen t

t o Suppor t Rulemakin g Pursuan t

t o CERCL A Sectio n102 , Volum e 1 , Marc h1985 , availabl e fo r

inspectio na t

Roo mLG , U.S
. Environmenta l Protectio nAgency , 40 1 M Street
. SW , Washington , D C 20460
. Afte r th e primar y criteri aRQ s ar e assigned , substance s ar e furthe r evaluate dfo r

thei r susceptibilit y t o certai ndegradativ e processes . Thes e natura l degradativ e processe s ar e biodegradation , hydrolysis , an d photolysis , o r

"BHP. " Thes e processe s ten dt o reduc e th e relativ e potentia l fo r har mt o publi c healt han dwelfar e an d th e environmen t

o f man y hazardou s substanc e releases
. If

hazardou s substance s hav e primar y criteri aRQ s3453 8 Federa l Registe r/ Vol
. 51 , No . 18 8 /

Monday , Septembe r 29 , 198 6 /

Rule s an dRegulation s P. 7

alread y a t

th e maximu massignabl e leve l of 500 0 pound s o r

ar e foun dt o b e bioaccumulative , environmentall y persistent , highl y reactiv e (o r otherwis e unusuall y hazardous) , o r degradabl e t o mor e hazardou s products , the y ar e no t eligibl e fo r

aone-leve l R Q increas e o n th e basi s o f

BHP . O nth e othe r

hand , i f analysi s indicate s tha t

a neligibl e hazardou s substanc e degrade s relativel y rapidl y t o ales s harmfu l substanc e o r compoun dthroug hon e o r mor e o f thes e processe s whe ni t

i s release dint o th e environment , th e primar y criteri aR Q i s raise don e leve l o nth e basi s o f BHP . Th e singl e R Q assigne dt o eac h hazardou s substanc e o nth e basi s of th e primar y criteri aan dBH Pbecome s th e adjuste dR Q fo r

th e substance
. Unde r

n o circumstance s ma y th e R Q for a substanc e b e raise dmor e tha non e leve l base do nBHP . Fo r amor e detaile ddiscussio nof th e BH Pcriteri aan dthei r

us e i n combinatio nwit hth e primar y criteria , se e th e preambl e of

th e Ma y 25,198 3 NPR M (4 8 F

R23565) , th e preambl e of th e Apri l 4,198 5 fina l rul e adjustin g reportabl e quantitie s (5 0 F R13456 , section s V.C.I , an dV.D.2. ) an dth e Technica l Backgroun dDocumen t t o Suppor t Rulemakin g Pursuan t

t o CERCL A Sectio n102 , Volum e 1 , Marc h 1985 , availabl e fo r

inspectio na t

Roo m LG , U.S
. Environmenta l Protectio n Agency , 40 1 M Stree t

SW , Washington
. D C 20460
. C. Substances for

Which RQs Are Adjusted Thi s sectio ndescribe s th e proces s EP A use dt o selec t

th e 10 2 substance s fo r whic htoday' s rul e adjust s RQs
. A s describe dbelow , thes e 10 2 substance s hav e bee nassigne dadjuste dRQ s o nth e basi s o f th e fiv e primar y criteri aothe r tha npotentia l carcinogenicity
. Th e adjustment s ar e a s follows : 2 8 hazardou s substance s wer e adjuste do n th e basi s o f

chroni c toxicit y only , 1 3 hazardou s substance s o nth e basi s o f chroni c toxicit y an da t

leas t on e othe r primar y criterion , an d6 1 hazardou s substance s o nth e basi s of primar y criteri aothe r

tha nchroni c toxicity
. Prio r t o th e Ma y 25,198 3 NPRM , th e Agenc y identifie danumbe r of CERCL A hazardou s substance s tha t exhibite d chroni c toxicit y o r

potentia l carcinogenicit y (o r

both)
. EP A identifie d th e chronicall y toxi c substance s usin g a variet y o f

EP A backgroun ddocuments , report s prepare db y stat e agencies , an d othe r sources . EP A identifie dth e potentia l carcinogen s usin g th e Monograph s o f

th e Internationa l Agenc y fo r Researc ho nCancer , th e First , , Second , an dThir dAnnua l Report s o n Carcinogen s o f

th e Nationa l Toxicolog y Program , U.S
. Departmen t of Healt han d Huma nServices , fina l Agenc y determination s publishe di nth e Federa l Registe ridentifyin g asubstanc e a s a potentia l carcinogen , an d determination s b y th e Agency' s Offic e o f Healt han dEnvironmenta l Assessmen t

tha t asubstanc e ma y b e a potentia l carcinoge nbase do neithe r publishe do r

unpublishe ddata
. List s o f thes e substance s wer e submitte dt o EPA' s Environmenta l Criteri aan d Assessmen t

Offic e (ECAO ) for

furthe r chroni c toxicit y analysi s an dt o EPA' s Carcinoge nAssessmen t Grou p (CAG ) fo r furthe r carcinogenicit y analysis. ; Fo r furthe r informatio nconcernin g th e selectio nof

hazardou s substance s fo r ECA O an dCA Greview , se e th e Technica l Backgroun dDocumen t t o Suppor t Rulemakin g Pursuan t

t o CERCL A Sectio n102 , Volum e 1 , Marc h 1985 , availabl e fo r

inspectio na t

Roo m LG , U.S
. Environmenta l Protectio n Agency , 40 1 M Street , SW , Washington , D C 20460
. O f th e 10 2 hazardou s substance s whos e RQ s ar e adjuste db y today' s rule , 9 5 wer e evaluate dfo r

chroni c toxicit y b y ECAO
. I naddition , th e Agenc y initiall y identifie dtwelv e o f th e 10 2 hazardou s substance s fo r evaluatio na s potentia l carcinogens. 7 CAG' s subsequen t

evaluatio nof

thes e twelv e hazardou s substance s foun dn o substantiv e evidenc e tha t an y of th e twelv e ar e potentia l carcinogens
. Therefore , th e RQ s o f

thes e twelv e substance s hav e bee nadjuste dusin g availabl e dat ao nth e othe r fiv e primar y criteria
. O f

th e 10 5 hazardou s substance s fo r

whic hadjuste dRQ s wer e propose di nth e Apri l 4,198 5 NPRM , th e Agenc y subsequentl y identifie dtwelv e additiona l hazardou s substance s whic h ma y b e potentia l carcinogens. 8 Seve nof thes e substance s (lea dchloride , lea d nitrate , tetraethy l lead , cresols , 1,3

- dichloropropene , dichloropropane

dichloropropen e (mixture) , an dcaptan ) currentl y hav e statutor y RQ s establishe dunde r

th e CW A whic hwil l b e adjuste ddownward s o r remai nth e sam e a s aresul t

o f today' s rule
. Th e RQ s fo r anothe r tw o o f thes e twelv e substances , wast e strea mK05 2 an d

7 Th e twelv e substance s are : acenaphthene
. acenaphthylene , anthracene , benzo(ghi)perylene
. delta-BHC
. chromi c acetate , chromi c sulfate , ferri c dextran , fluoranthene , fluorene , phenanthrene
. an d pyrene . (Th e Agenc y ha s propose di na nNPRM publishe dNovembe r

8,1985 , t o delis t

ferri c dextra n a s ahazardou s wast e unde r RCR A an dt o delet e i t fro mth e lis t

of CERCL A hazardou s substance s unde r sectio n102(a ) (se e 5 0 F R4646B))
. s Thes e twelv e substance s ar e lead , lea dchloride , lea dnitrate , tetraethy l lead , wast e strea mK052
. pentachloroethane , methy l chloride , cresols
. wast e strea mF004.1,3-dichloropropene , dichloropropane

dichloropropen e (mixture) , an dcaptan . wast e strea mF004 , ar e base do nthei r respectiv e constituents , tetraethy l lea d an dcresols
. Th e RQ s fo r wast e strea m K05 2 an dwast e strea mF00 4 wil l b e adjuste dtoda y t o correspon dt o th e RQ s fo r tetraethy l lea dan dcresols , respectively
. Th e one-poun dstatutor y RQ s fo r th e thre e remainin g substances—lead , pentachloroethane , an dmethy l chloride—wil l b e retained , pendin g th e outcom e of thei r evaluatio n fo r potentia l carcinogenicity
. Th e Agenc y wil l evaluat e lea dchloride , lea d nitrate , tetraethy l lead , wast e strea m K052 , cresols , wast e strea mF004,1,3

- dichloropropene , dichloropropane

dichloropropen e (mixture) , an dcapta n fo r potentia l carcinogenicit y and , i f necessary , readjus t

thei r fina l RQ s base do npotentia l carcinogenicity , i na futur e rulemakin g action
. Th e portio n of

Tabl e 302. 4 printe di n thi s rul e provide s alis t of al l CERCL A hazardou s substance s for whic h adjuste dRQ s ar e establishe db y thi s rule
. Th e tabl e indicate s bot hth e R Q leve l originall y establishe db y statut e an dth e adjuste dR Q fo r eac hsubstance
. I naddition , th e tabl e include s ninetee n hazardou s substance s no t previousl y publishe di nth e tabl e (se e not e 3 above)
. Severa l commenter s requeste dtha t th e RQ s o f

variou s hazardou s substance s b e increase dfro mth e level s propose di nth e Apri l 4 , 198 5 NPRM . Th e Agenc y agree s wit hthre e commenter s wh o suggeste dtha t

th e propose dR Q o f 10 0 pound s fo r

lea dsulfid e b e raise dt o 500 0 pound s o nth e ground s tha t lea d sulfid e i s ver y insolubl e an dit s aquati c toxicit y i s low
. Th e propose d100-poun d R Q fo r lea dsulfid e wa s base di npar t o n th e generalizatio ntha t

solubl e sulfide s hydrolyz e i nwate r

t o formhydroge n sulfid e whos e R Q i s 10 0 pounds
. Th e commenter s objecte dt o th e us e o f thi s methodolog y for

settin g th e R Q fo r

lea d sulfid e o nth e basi s tha t lea dsulfid e i s highl y insoluble
. Th e Agenc y agree s tha t lea dsulfid e i s to o insolubl e t o produc e significan t

amount s o f

hydroge nsulfide , eve ni nhighl y acidi c solutions
. Accordingly , th e R Q of lea dsulfid e i n th e fina l rul e wil l b e raise dfro mit s propose dvalu e o f

10 0 pound s i n th e Apri l 4,198 5 NPR M t o 500 0 pounds , base do nit s aquati c toxicity , th e sam e valu e i t ha dunde r

sectio n31 1 of

th e Clea nWate r

Act
. On e commente r

suggeste dtha t

th e R Q o f chloroethan e b e increase dt o 500 0 pound s fro mth e propose dleve l of 10 0 pound s becaus e "i t

i s th e leas t

toxi c of al l th e chlorinate dhydrocarbons. " Althoug hth e quote dstatemen t i s true , th e Agenc y propose da100-poun dR Q fo r chloroethane , no t

becaus e of

it sP. 8

Federa l Registe r

/ Vol
. 51 , No . 18 8 /

Monday , Septembe r 29
. 198 6 /

Rule s an dRegulation s 3453 9 toxicity , bu t

becaus e of

it s ignitabilit y (lo w flas hpoin t

o f —5 8 ° Fan dlo w boilin g poin t

o f 5 4 °F)
. Therefore , th e propose dR Q o f

10 0 pound s fo r chloroethan e wil l b e retaine di nth e fina l rule
. Othe r commenter s als o requeste d increase s i nth e RQ s o f variou s hazardou s substances
. Bu t a s wa s th e cas e wit hth e suggeste dincreas e fo r chloroethane , thes e othe r increase s woul db e inconsisten t

wit hth e overal l R Q adjustmen t

methodolog y an d characteristic s o f

th e respectiv e substances
. On e commente r

recommende dtha t th e RQ s o f

thirtee nhazardou s substance s propose di nth e Apri l 4,198 5 NPRM b e lowere do nth e basi s o f aquati c toxicit y dat aprovide db y th e commenter . Som e o f

th e dat aar e base d o naquati c toxicit y test s tha t use d specie s an dtes t

procedure s whic h deviat e fro mth e standar dspecie s an d procedure s use db y th e Agenc y fo r R Q adjustmen t

purposes . Fo r

th e mos t part , th e suggeste dR Q adjustment s wer e base do nsuc hnon-standar dspecie s an d procedure s an dtherefor e ar e no t accepte db y th e Agency
. Fo r tw o substance s (pentachlorobenzen e an dphorate) , however , th e commente r use ddat a base do nth e standar d96-hou r LC5 0 aquati c toxicit y tes t

an dastandar d species , th e bluegill
. Th e ne w aquati c toxicit y dat afo r

pentachlorobenzen e justif y lowerin g th e R Q o f

tha t substanc e fro mth e propose dleve l o f 1000
. pound s t o 1 0 pounds
. Th e ne w aquati c toxicit y dat afo r phorat e suppor t aone-poun dR Q whic hshoul db e raise d on e R Q leve l t o 1 0 pound s base do n BHP . Th e Agenc y base dth e propose d 1000-poun dR Q fo r

phorat e o n mammalia ntoxicit y dat awhic h supporte da100-poun dRQ
. Becaus e phorat e i s hydrolyze dreadily , th e R Q previousl y wa s raise don e leve l t o 100 0 pounds
. I nsum , th e RQ s fo r bot h pentachlorobenzen e an dphorat e wil l b e se t a t 1 0 pound s i ntoday' s fina l rule , instea do f

100 0 pounds , a s the y wer e i n th e Apri l 4,198 5 NPRM . Althoug hno t

specificall y requeste db y th e commenter , th e R Q of athir d hazardou s substance , wast e strea m JC039 , i s als o bein g lowere di nth e fina l rule
. K03 9 i s afilte r

cak e resultin g fro m th e productio no f

phorat e an dthu s contain s phorat e a s aconstituent
. Becaus e th e R Q o f

awast e strea mi s base dupo nth e lowes t

R Q of an y o f it s hazardou s constituents , th e appropriat e R Q fo r K03 9 shoul dals o b e 1 0 pound s i n ligh t o f th e ne w aquati c toxicit y dat ao n phorate
. Accordingly , th e R Q fo r K03 9 wil l b e lowere dfro mit s 100-poun dleve l i nth e Apri l 4,198 5 NPR M t o 1 0 pound s t o mak e it s R Q consisten t wit hth e ne w R Q fo r it s constituent , phorate
. D. ICR Substances A s wa s state di nth e Apri l 4,198 5 NPRM , th e obligatio nt o repor t release s int o th e environmen t

of substance s exhibitin g th e Resourc e Conservatio n an dRecover y Ac t

(RCRA ) characteristic s o f

ignitability , corrosivity , o r

reactivit y (ICR ) ha dbee n th e subjec t

o f som e confusion
. Unde r sectio n103(a ) o f

CERCLA , th e perso ni n charg e o f avesse l o r

facilit y mus t

notif y th e NR C o f

th e releas e o f

a"hazardou s substance. " Th e ter m"hazardou s substance, " a s define db y sectio n 101(14 ) o f

CERCLA , include s substance s designate dpursuan t

t o sectio n10 2 o f CERCL A a s wel l a s substance s designate db y othe r

federa l environmenta l legislation , includin g RCRA
. CERCL A sectio n101(14)(C ) designate s a s aCERCL A hazardou s substanc e "an y hazardou s wast e havin g th e characteristic s identifie dunde r o r liste dpursuan t

t o sectio n300 1 o f [RCRA]. " Th e "characteristic s identified " unde r

RCR A includ e ignitability , corrosivity , an dreactivity
. Therefore , th e releas e o f anon designate dsubstanc e exhibitin g a nIC R characteristi c i s th e releas e o f a hazardou s substanc e if th e substanc e i s awaste. 9 Th e Apri l 4,198 5 fina l rul e establishe d a100-poun dR Q fo r

IC Rsubstance s whic har e waste s prio r

t o release
. However , du e t o confusio nwit hrespec t t o reportin g requirement s fo r IC R substance s whic hbecom e waste s onl y afte r release , th e Agenc y propose di n th e NPRM , publishe dconcurrentl y wit h th e Apri l 4,198 5 fina l rule , t o appl y th e sam e R Q t o th e latte r

typ e o f IC R substances
. Th e reportabl e quantit y adjustmen t

of 10 0 pound s fo r

release s o f IC Rsubstance s whic hbecom e waste s onl y afte r

releas e become s effectiv e wit htoday' s fina l rule
. I nth e Apri l 4,198 5 NRPM , th e Agenc y acknowledge dtha t

CERCL A crimina l penaltie s attac honl y if th e perso ni n charg e kne w o r

shoul dhav e know ntha t th e release dmateria l wa s ahazardou s substance , an drecognize dtha t transporter s ma y no t

b e awar e tha t substance s the y ar e carryin g exhibi t IC R characteristics
. Severa l commenter s suggeste dtha t

thi s lac k

o f knowledg e ma y exten dt o other s i nth e industria l

• Becaus e CERCL

A regulate s thes e unliste d substance s b y virtu e o f thei rclassificatio n a s RCR A hazardou s wastes , th e non-designate d substanc e must , of course , als o b e asoli d waste , a s define d i n 4 0 CF R261. 2 an d no texclude d fro m regulatio n a s a hazardou s wast e unde r4 0 CF R261.4(b) , fo rth e notificatio n requirement s base d o n IC R characteristic s t o apply . Se e 4 0 CF R302.4(b) . chai nsuc ha s manufacturers , marketers ,

an d"othe r

handlers " o f

thes e materials
. However , regardles s o f th e genera l likelihoo dtha t

an y clas s o f

person s ma y o r ma y no t hav e th e require dleve l o f knowledge , enforcemen t decision s wil l b e mad e o nacase-by-cas e basi s upo n th e fact s presen t

i naparticula r situation
. Wit hrespec t

t o IC Rsubstance s whic h ar e no t waste s prio r

t o release , th e Apri l 4,198 5 NPR M make s adistinctio n betwee nthos e substance s whic hupo n releas e ar e spille dan dno t cleane du p o r ar e cleane du p onl y fo r eventua l disposal , an dthos e whic har e release d an dimmediatel y cleane du p fo r repackaging , reprocessing , recycling , o r reuse . Becaus e th e forme r substance s ar e wastes , thei r

releas e mus t

b e reporte dif

i t equal s o r

exceed s a nR Q o f 10 0 pounds
. Th e latte r

substance s ar e no t waste s an dtherefor e thei r releas e nee dno t b e reporte dpursuan t

t o CERCL A sectio n103
. Fo r purpose s o f clarification , i

f a nIC Rsubstanc e whic h i s no t awast e prio r

t o releas e i s release dan donl y partiall y cleane dup , th e releas e nee db e reporte donl y if th e amoun t no t recovere dequal s o r

exceed s a nR Q (i.e. , 10 0 pounds)
. I f th e amoun t spille dan dno t

recovere d(o r

recovere d onl y fo r eventua l disposal ) i s les s tha n 10 0 pounds , ther e ha s bee nn o releas e o f a nR Q o r mor e of ahazardou s substanc e an dth e reportin g requirement s o f sectio n103 , therefore , ar e no t triggered
. Severa l commenter s questione dth e legalit y an dpracticalit y o f requirin g reportin g o f

non-designate dIC R substance s whic hbecom e waste s onl y afte r thei r initia l release
. However , a s state dabove , CERCL A define s th e ter m "hazardou s substance " t o includ e hazardou s waste s tha t

exhibi t IC R characteristic s an dthu s require s reportin g o f

release s o f

suc hwastes . T o th e exten t

a nIC Rsubstanc e enter s th e environmen t

an di s no t

recovere dfo r repackaging , reprocessing , recycling , o r reuse , tha t

substanc e become s awast e an dthu s i s subjec t

t o th e reportin g requirement s of

sectio n103
. Moreover , becaus e th e environmenta l impac t upo n releas e o f

suc hasubstanc e doe s no t depen dupo nit s statu s a s awast e prior t o release , th e Agenc y believe s that , i n th e interes t

o f protectin g huma nhealt h an dth e environment , th e federa l governmen t

mus t b e notifie do f

suc h releases
. Thi s notificatio nrequiremen t i s consisten t

wit hth e statutor y purpos e o f sectio n103(a ) becaus e i t allow s th e predesignate dOn-Scen e Coordinato r t o evaluat e th e nee dfo r

afedera l respons e actio nt o th e releas e o f

anon-designate d substanc e which , du e t o it s IC R characteristics , ma y b e harmfu l t o th eP. 9

3454 0 Federa l Registe r / Vol
. 51 , No . 18 8 /

Monday , Septembe r 29 , 198 6 /

Rule s an dRegulation s environmen t

if release di na namoun t equa l t o o r

greate r tha nth e 100-poun d RQ
. On e commente r

objecte dt o a100

- poun dR Q fo r

non-designate dIC R substance s whic honl y becom e waste s afte r thei r initia l release
. Th e commente r

believe dtha t

a100-poun d R Q fo r suc hsubstance s i s unnecessaril y stringen t an dsuggeste dinstea da1000

- poun dRQ
. EP A propose da100-poun d R Q fo r thes e non-designate dsubstance s becaus e substance s whic har e waste s prior t o thei r initia l releas e an dexhibi t IC Rcharacteristic s hav e a nR Q of 100 pounds
. A nR Q o f

10 0 pound s wa s originall y propose dfo r

th e latte r

grou p o f substance s i nth e Ma y 25,198 3 NPR M (4 8 F R23552)
. Th e Agency' s rational e fo r thi s R Q wa s tha t

sinc e th e constituent s o f unliste dwaste s generall y ar e unknown , i t

i s ver y difficul t

t o appl y th e R Q adjustmen t

criteri at o suc hwastes . I t i s reasonabl e t o assum e that , o nth e average , thes e waste s wil l fal l withi n th e middl e o f

th e fiv e R Q level s (i.e. , 10 0 pounds)
. Th e sam e rational e i s equall y applicabl e t o IC Rsubstance s tha t becom e waste s afte r

release
. Becaus e th e environmenta l impac t o f areleas e of asubstanc e exhibitin g a nIC R characteristi c doe s no t

depen do n whethe r tha t substanc e wa s awast e prio r t o it s initia l release , th e R Q fo r eithe r typ e o f IC Rwast e shoul dlogicall y b e th e same . I naddition , th e Agenc y believe s tha t

settin g th e sam e R Q fo r bot htype s o f

release s wil l eas e th e reportin g burde no nth e regulate d community
. Fo r

thes e reasons , EP A wil l retai na100-poun dR Q fo r non designate dIC Rsubstance s whic har e no t waste s prio r

t o thei r initia l release
. Anothe r commente r

believed.tha t adoptin g a nR Q fo r

non-designate dIC R substance s tha t

d o no t becom e waste s unti l afte r

thei r releas e woul dresul t

i n unnecessar y reportin g of release s associate dwit hbul k

liqui dtan k

venting
. Th e Agenc y note s that , a s agenera l rule , release s fro mtan k

ventin g ar e i nth e formo f uncontaine dgases . However , becaus e uncontaine dgase s ar e no t RCR A soli dwastes , the y ar e no t unliste dhazardou s substance s unde r 4 0 CF R302.4(b)
. Therefore , emission s of gase s tha t

ar e no t waste s prio r

t o thei r releas e an dtha t

ar e associate dwit h bul k liqui dtan k

ventin g ar e no t

subjec t t o th e 100-poun dR Q fo r non-designate d IC Rsubstances
. Th e releas e o f alisted hazardou s substanc e unde r 4 0 CF R 302.4(b) , however , i s subjec t t o notificatio nrequirement s regardles s of th e for mo f th e release dsubstance
. IV . Reportabl e Quantit y Adjustment s Unde r Sectio n31 1 o f

th e Clea nWate r Ac t Th e Apri l 4,198 5 fina l rul e (5 0 F R 13456 ) amende d4 0 CF R117. 3 t o mak e reportabl e quantitie s adjuste dunde r CERCL A th e applicabl e reportabl e quantitie s fo r

notificatio nof

discharge s o f hazardou s substance s pursuan t t o Clea nWate r

Ac t sectio n311
. Thus , th e R Q adjustment s i nthi s rul e appl y t o bot hCERCL A an dCW A sectio n31 1 RQs
. Althoug hth e Apri l 4,198 5 fina l rul e amende d4 0 CFR117.3 , Tabl e 117.3 , containin g adjuste dRQ s fo r CW A sectio n31 1 substances , wa s no t publishe da t

tha t time
. T o eliminat e discrepancie s i nadjuste dRQ s a s liste d i nTabl e 302. 4 (CERCLA ) an dTabl e ' 117. 3 (CWA) , Tabl e 117. 3 i s publishe di n today' s rule
. Reportabl e quantitie s unde r bot hCERCL A an dth e CW A ar e se t fort hi nTabl e 302.4
. Wher e ther e i s a releas e o f

ahazardou s substanc e i na reportabl e quantit y int o navigabl e waters , asingl e repor t

t o th e Nationa l Respons e Cente r

b y th e perso ni ncharg e wil l satisf

y th e notificatio nrequirement s o f bot hstatutes . Th e on e commente r wh o addresse dthi s issu e favore d equalizin g RQ s unde r

CERCL A an d CWA
. Fo r

furthe r discussio no f

th e relationshi p betwee nCERCL A RQ s an d CW A sectio n31 1 RQs , se e th e Ma y 25 , 198 3 NPRM preambl e a t 4 8 F R2356 9 an d th e Apri l 4,198 5 fina l rul e preambl e a t 5 0 F R13456
. V . Summar y o f

Supportin g Analyse s Executiv e Orde r

1229 1 require s tha t regulation s b e classifie da s majo r o r non-majo r

fo r purpose s of

revie w b y th e Offic e o f Managemen t

an dBudge t (OMB)
. Accordin g t o E.0.12291 , majo r rule s ar e regulation s tha t ar e likel y t o resul t in : (1 ) A nannua l effec t

o nth e econom y o f $10 0 millio no r

more ; o r (2 ) A majo r

increas e i ncost s o r

price s fo r consumers , individua l industries , federal , state , o r

loca l governmen t agencies , o r

geographi c regions ; o r (3 ) Significan t

advers e effect s o n competition , employment , investment , productivity , innovation , o r o nth e abilit y of Unite dStates-base d enterprise s t o compet e wit hforeign

base denterprise s i ndomesti c o r expor t markets
. A neconomi c analysi s performe db y th e Agency , availabl e fo r

inspectio na t Roo mLG , U.S
. Environmenta l Protectio n Agency , 40 1 M Street , SW , Washington , D C 20460
. show s tha t

today' s fina l rul e i s non-major , becaus e th e rul e wil l resul t i nsaving s of

approximatel y $ 1 millio n annually
. O f

thi s amount , abou t

$200,00 0 annuall y wil l b e save db y th e regulate d communit y (th e remainde r t o b e save d b y government)
. Th e Regulator y Flexibilit y Ac t of 198 0 require s tha t

aRegulator y Flexibilit y Analysi s b e performe dfo r al l rule s tha t ar e likel y t o hav e a"significan t impac t o nasubstantia l numbe r of smal l entities. " Thi s rul e adjust s RQ s fo r substance s tha t

hav e asubstantiall y lowe r tota l productio nvolum e tha nth e substance s tha t

receive dadjuste dRQ s i nth e Apri l 4,198 5 fina l rule
. EPA' s analysi s estimate s tha t

th e economi c effect s o f bot hth e Apri l 4,198 5 fina l rul e an dtoday' s fina l rul e ar e directl y proportiona l t o tota l productio nvolume
. Thus , th e impac t

of today' s rul e o nsmal l entitie s wil l b e substantiall y les s tha n th e impac t

of th e Apri l 4,198 5 fina l rule
. Th e analysi s of

th e Apri l 4,198 5 fina l rul e demonstrate dtha t

th e rul e woul d no t hav e asignifican t

impac t o nsmal l entities
. Se e th e Regulator y Impac t Analysi s of

Reportabl e Quantit y Adjustment s Unde r

Section s 10 2 an d10 3 of CERCLA , availabl e fo r inspectio na t Roo mLG , U.S
. Environmenta l Protectio n Agency , 40 1 M Street , SW , Washington , D C 20460
. Therefore , a s wit hth e Apri l 4 , 198 5 fina l rule , EP A certifie s tha t n o Regulator y Flexibilit y Analysi s i s necessar y fo r

today' s rule
. Th e Informatio nImpac t Analysi s performe dfo r

th e Apri l 4,198 5 fina l rul e indicate dtha t

tha t fina l rul e woul d decreas e th e paperwor k burde nimpose d o npartie s othe r

tha nEP A b y abou t 50,00 0 hours
. Today' s R Q adjustment s wil l provid e asmal l additiona l reductio n i nth e paperwor k

burde nimpose do nth e regulate dcommunit y fo r informatio n collectio nassociate dwit hreportin g releases
. Becaus e th e effec t of thi s rul e o nth e paperwor k

burde ni s no t

onl y minimal , bu t

als o areduction , EP A ha s determine dtha t

n o furthe r

Informatio n Impac t Analysi s nee db e performe dfo r thi s fina l rule
. OM B ha s approve dth e informatio n collectio nrequirement s containe di nthi s rul e unde r

th e provision s of

th e Paperwor k

Reductio nAc t

o f 1980 , 4 4 U.S.C
. sectio n350 1 e t

seq. , an dha s assigne dOM B contro l numbe r 2050

- 0046
. Lis t o f Subject s 40CFR Part

302 Ai r pollutio ncontrol , Chemicals , Hazardou s materials , Hazardou s material s transportation , Hazardou s substances , Hazardou s wastes , Intergovernmenta l relations , Natura l resources , Nuclea r

materials , Pesticide s an dpests , Radioactiv e materials
. Reportin g an drecordkeepin g requirements , Superfund , Wast eP.1 0



### Federa l Registe r/

Vol . 51 , No . 18 8 /

Monday , Septembe r

29 , 198 6 /

Rule s an dRegulation s 3454 1
treatmen t

an ddisposal , Wate r pollutio n control
. 40CFR Part

117 Hazardou s substances , Penalties , Reportin g an drecordkeepin g requirements , Wate r

pollutio ncontrol
. Dated : Augus t

20,1986
. Lee M . Thomas , Administrator. 4 0 CF RPar t

30 2 i s amende da s follows : PAR T302—DESIGNATION , REPORTABL E QUANTITIES , AN D NOTIFICATIO N 1
. Th e authorit y citatio nfo r Par t 30 2 continue s t o rea da s follows : Authority : Sec
. 10 2 o f th e Comprehensiv e Environmenta l Response , Compensation , an d Liabilit y Ac t

o f 1980 , 4 2 U.S.C
. 9602 : sees . 31 1 an d501(a ) o f

th e Federa l Wate r

Pollutio n Contro l Act , 3 3 U.S.C
. 132 1 an d1361
. 2
. Sectio n302. 4 i s amende db y revisin g Tabl e 302. 4 t o rea da s follows : § 302. 4 Designatio n o fhazardou s substances . 

### Table 302.4

—

List of Hazardous Substances and

Reportable Quantities Note—Th e number s unde r th e colum n heade d"CASRN " ar e th e Chemica l Abstract s Servic e Registr y Number s for eac hhazardou s substance
. Othe r

name s b y whic heac h hazardou s substanc e i s identifie di nothe r statute s an dthei r

implementin g regulation s ar e provide di nth e "Regulator y Synonyms " column
. Th e "Statutor y RQ " colum n list s th e RQ s for hazardou s substance s establishe db y sectio n10 2 o f

CERCLA
. Th e "Statutor y Code " colum nindicate s th e statutor y sourc e for designatin g eac hsubstanc e a s aCERCL A hazardou s substance : "1 " indicate s tha t th e statutor y sourc e i s sectio n311(b)(4 ) o f th e Clea nWate r

Act , "2 " indicate s tha t th e sourc e i s sectio n307(a ) o f th e Clea n Wate r Act , "3 " indicate s tha t

th e sourc e i s sectio n 11 2 o f th e Clea nAi r

Act , an d"4 " indicate s tha t th e sourc e i s RCR A sectio n 3001
. Th e "RCR A Wast e Number " colum n provide s th e wast e identificatio nnumber s assigne dt o variou s substance s b y RCR A regulations
. Th e colum nheade d"Category " list s th e cod e letter s "X" , "A" , "B" , "C" , an d"D" , whic har e associate dwit hreportabl e quantitie s o f 1,10 , 100,1000 , an d500 0 pounds , respectively
. Th e "Pound s (kg) " colum nprovide s th e reportabl e quantit y fo r

eac hhazardou s substanc e i n pound s an dkilograms
. TABL E 302. 4 - LIS TO F HAZARDOU S SUBSTANCE S AN D REPORTABL E QUANTITIE S

Hazardou s Substanc e CASR N Regulator ySynonym s Statutor y Cod e t RCRA

Wast e Numbe r Catego r y Po_m±s(Kg ) Acenaphthen e _„ Acenaphthylen e _ Aceti cacid , thallium(t ) sal t 2-Amino-1-methy l benzen e _ 4-Amino-t-methy l benzen e Ammoni a _ Ammoniu m bifluoride _ Anthracen e _ Antimon yt t - Benzene , hydroxy - _ Benzene , pentachloro Benzene
. 1,3,5-trinitro Benzo[j,kJffuoren e Benzotghilperylen e p-Benzoquinon e __ delt a - BH C Capta n _ Carbamtmidoselenoi caci d Carbo n bisulfid e _ Carbo n disulfid e Carboni cacid , dithatlium(l ) sal t Chloroethan e _- Chromi cacetat e _

„ Chromi csulfat e - Chromou s chloride. - _ Coppe rt t
__ Cresol(s )
__ 8332 9 20S96 8 56368 8 9553 4 10649 0 766441 7 134149 7 12012 7 744036 0 10895 2 60893 5 9S35 4 20644 0 19124 2 10651 4 31986 8 13306 2 63010 4 7515 0 7515 0 653373 9 7500 3 106630 4 1010153 8 1004905 5 744050 8 131977 3 10839 4 9548 7 Thallium(l ) acetate.
. o-Toluidin e p-Toluidin e

Pheno l Pentachlorobenzene..
. sym-Trinitrobenzene..
. Fluoranthen e _ 1,4-Cyclohexadienedione.
.

Selenoure a Carbo n disulfid e Carbo n bisulfid e Thallium(l ) carbonate.
.

Cresyli cacid.
. r r i *

io o 500 0 1 * i * 100 0 1 * r i * 1 * r i * 1 0 i * 500 0 500 0 r r 100 0 ioo o 100 0 r ioo o 2

2 4 4 4 1 1 2 2 1.2, 4 4 4 2. 4 2 4 2 1 4 1. 4 1. 4 4 2 1 1 1 2 1,4 U21 4

U32 8 U35 3

U18 8 U18 3 U23 4 012 0
U19 7

P10 3 P02 2 P02 2 U21 5

U05 2 B

D B X X B B 0 O C A A B D A X A C B B B B C C C 0 C 10 0 (45.4 )

600 0 (2270 ) 10 0 (45.4 ) 1 # (0.454 ) 1 # (0.454 ) 10 0 (45.4 ) 10 0 (45.4 ) SOO O (2270 ) 500 0 (2270 ) 100 0 (454 ) 1 0 (4.54 ) 1 0 (4.54 ) 10 0 (45.4 ) 500 0 (2270 ) 1 0 (4.54 ) 1 (0.454 ) 10 # (4.54 ) 100 0 (454 ) 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 500 0 (2270 ) 1000 * (454 )

### 3454 2 Federa l Register/

Vol
. 51 , No . 18 8 /

Monday , Septembe r

29 , 198 6 /

Rule s an dRegulation s p.1 1

TABL E 302. 4 - LIS TO F HAZARDOU S SUBSTANCE S AN D REPORTABL E QUANTITIES-Continue d

Hazardou s Substanc e CASR N Regulator ySynonym s Statutor y RCR

A Wast e Numbe r Catego r y Pounds(Kg )
PCresyli cacid.
. m- .

Cupn cchlorid e Cupri csulfat e Cupri ctartrat e 1.4-Cyclohexadienedion e Dichloropropan e - Dichloropropen e (mixture ) Dich)oropropene(s ) , 2.3-Dichloropropen e (isomer ) 1.3-pichloroproperte..
. Diethylamin e Dimethylamin e O.O-Dimethy l O-p-nitropheny l phosphorothioate..
. Ethane , pentachloro Ethio n 2-Ethoxyethano l Ethylen e glyco l monoethy l ethe r Ferri cdextra n "* * Fluoranthen e Fluoren e Fulmini cacid , mercury(ll ) sal t Hexachlorophen e Hydroge n sulfid e Hydrosulfuri cacid.
. Iro n dextra n • " Isopren e Lea d t t Lea d chlorid e Lea d fluoborat e Lea d fluorid e Lea d iodid e Lea d nitrat e Lea d stearat e
Lea d sulfat e Lea d sulfid e Lea d thiocyanat e Mercuri cnitrat e Mercuri csulfat e Mercuri cthiocyanate.
. 10844 5 131977 3 10839 4 9548 7 10644 5 744739 4 775898 7 81582 7 10651 4 800319 8 2695223 8 7888 6 54275 6 10989 7 12440 3 29800 0 7601 7 56312 2 11080 5 11080 5 900466 4 20644 0 8673 7 62886 4 7030 4 778306 4
778306 4 900466 4 7879 5 743992 1 775895 4 1381496 5 778346 2 1010163 0 1009974 8 742848 0 107235 1 5265259 2 5618909 4 1573980 7 744614 2 131487 0 59287 0 1004594 0 778335 9 59285 8 Cresol(s). .

p-Benzoquinone. .

Propene , 1.3-dichloro- .

Methanamine
. N-methyl-
. Methy l parathio n Pentachloroethan e
Ethylen e glyco l monoethy l elher.
. 2-Ethoxyethano l Iro n dextra n " * 8enzo[j,k ] fluoren e

Mercur yfulminat e 2,2"-Methylenebis(3.4,6-trichlorophenol).
. Hydrosulfuri cacid.
. Sulfu rhydrid e Hydroge n sulfide...
. Sultu rhydrid e Ferri cdextra n "*.
. 1 0 1 0 10 0 

### r 500 0 500 0

500 0 100 0 00 0 0 0 1.2. 4

1 1. 4 1. 4 4 1 4 4 4 2. 4 2 4 4 1, 4

100 0 1 * 500 0 500 0 100 0 500 0 500 0 SOO O

500 0 500 0 500 0 1 0 1 6 1 0 U08 4

U09 2 P07 1 U18 4

U35 9 U35 9 U13 9 U12 0

P06 5 U13 2 U13 5
U13 5 100 0 a(454 )

1 0 (4.54 ) 1 0 (4.54 ) 10 0 (45.4 ) 1 0 (4.54 ) 10 0 s (45.4 ) 10 0 (45.4 )

100 # (45.4 ) 10 0 (45.4 ) 100 0 (454 ) 10 0 (45.4 ) 1 » (0.454 ) 1 0 (4.54 ) 1 = (0.454 ) 1 » (0.454 ) 500 0 (2270 ) 10 0 (45.4 ) 500 0 (2270 ) 1 0 (4.54 ) 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 )
D B X B B B B B D

B D B A A A 500 0 (2270 )

10 0 (45.4 ) 1- * (0.454 ) 100 « (45.4 | 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 ) 100 * (45.4 ) 500 0 (2270 )

10 0 (45.4 ) 500 0 (2270 ) 10 0 (45.4 ) 1 0 (4.54 ) 1 0 (4.54 ) 1 0 (4.54 )

### Federa l Register/

Vol
. 51 , No . 18 8 /

Monday , Septembe r

29 , 198 6 /

Rule s an dRegulation s 3454 3 P.1 2

TABL E 302. 4 - LIS TO F HAZARDOU S SUBSTANCE S AN D REPORTABL E QUANTITIES-Continue d

Hazardou s Substanc e

Mercurou s nitrat e „._ .

2,2'-Methylenebis(3,4,6-trich!orophenot). -

Pheno l
_.. .

Phosphorodithioi c acid , O.O-diethy l S-<ethylthio ) methy l ester . Ptumbane . tetraethyl Thalliu m t t ,

Thallium{lll ) oxid e L t CASR N

1041575 5 62886 4 6238 4 12440 3 7487 3 7487 3 29800 0 7030 4

60893 5 7601 7

t0895 2 6238 4 29602 2
29802 2

7800 2 54275 6

11086 1 10749 3 776300 8 778249 2 744608 4 744608 4 63010 4 133383 1 763200 0 1010218 8 778306 4
744616 6 1003159 1 7800 2 t0749 3 131432 5 744028 0 56368 8 653373 9 779112 0 1010245 1 131432 5 1203952 0 Regulator y Synonym s

O.O-Dimethy l O-p-nitropheny l phosphorothioat e _

Ethane , pentachloro - -

Phosphorodithioi c acid , O.O-diethy l S-(ethylthio ) ~.. methy l este r

Seleniu m oxid e _-... « ..... . Seleniu m dioxid e _~ -... ——.. -

- TM

Hydrosulfuri c aci d

Aceti c acid , thaflium(l ) sal t R Q

1 0 1 * t * 100 0 1 " t * 10 0 V 100 0 1- r

100 0 r 1 *
r

10 0 500 0

1 " to o 1 " 1 " 100 0 100 0 1 * 500 0 to o 100 0 10 0
100 0 10 0 10 0 1 * r 1 * 

### ! • 1 " f 1 " 1 * Statutor y

Code t
1 4 4 1. 4 2. 4 2. 4 1. 4 4

4 4 2 1.2, 4 4 4
4

1. 4 1.2. 4 2 4 1, 4 4 2 1. 4 1, 4 4 1 1 1 1. 4
1. 4 1. 4 1. 4 4 2 4 4 4 4 4 4 RCR A

Wast e Numbe r

P06 5 P09 2 U09 2 U04 5 U04 5 P07 1 U13 2

U16 3 U18 4

U18 8 P09 2 P09 4
P09 4

P11 0 U08 4

U19 6 P11 T U20 4

U20 4 U20 4 P10 3

U13 5
P11 5 P11 0 Pil l P11 3

U21 4 U21 5 LI21 6 021 7 P11 3 P11 4 Catego r y A A B C X X B B B A X 0 C B A
A

A B O C A A B A A C B B B B
B A A B C B B B B B C Fina l R O

Pounds(Kg )

1 0 (4.54 ) 1 0 (4.54 ) 10 0 (45.4 ) 100 0 (454 ) 1 ff(0.454 ) 1 # (0.454 ) 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 ) t O (4.54 ) t » (0.454 ) 500 0 (2270 ) 1000(454 ) 10 0 (45.4 ) 1 0 (454 )
1 0 (4.54 )

1 0 * (4.54 ) 100 # (45.4 ) 500 0 (2270 ) 100 0 (454 ) 1 0 (4.54 ) 10(4.54 ) 10 0 (45.4 ) 1 0 (4.54 ) 1 0 (4.54 ) 100 0 (454 ) 10 0 (45.4 ) »0 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 )
10 0 (45.4 ) 1 0 # 14.54 ) 1 0 (4.54 ) IO O (45.4 ) 100 0 (454 ) 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 ) IO O (45.4 ) 10 0 (45.4 ) 100 0 (454 )

### 3454 4 Federa

l Register/

Vol
. 51 , No . 18 8 /

Monday , Septembe r

29 , 198 6 /

Rule s an dRegulation s P.1 3

TABL E 302. 4 - LIS TO F HAZARDOU S SUBSTANCE S AN D REPORTABL E QUANTITIES-Continue d

Hazardou s Substanc e CASR N Regulator ySynonym s Statutor y Cod e + RCRA

Wast e Numbe r Fina l R O

Catego r y Pounds(Kg ) Thallium(l ) sulfate.
. o-Toluidin e p-Toluidin e Trichlorfo n Trimethylamin e sym-Trinitrobenzen e Unliste d Hazardou s Waste s Characteristi cof E P Toxicity.
. Seleniu m DOl O Urany l acetat e •••*..
. Urany l nitrat e "• * Vanadium(V ) oxid e Vanadiu m pentoxide.
. Vanady l sullat e Zin ct t Zin cacetat e Zin cammoniu m chloride.
. Zin cborate.
.
Zin ccarbonate Zin cchloride.
. Zin ccyanide.
. Zin cfluoride..
. Zin cformate.
. Zin chydrosulfite..
. Zin cnitrat e , Zin cphenolsulfonate.
. Zin cphosphid e Zin csilicofluorid e Zin c sulfate. . 744618 6 1003159 1 9553 4 10649 0 5268 6 7550 3 9935 4 N.A .

N.A . 54109 3 1010206 4 131462 1 131462 1 2777413 6 744066 6 55734 6 5262825 8 133207 6 769945 8 348635 9 764685 7 55721 1 778349 5 55741 5 777986 4 777988 6 12782 2 131484 7 1687171 9 773302 0 Sulfuri cacid , thallium(l ) salt.
.

2-Amino-l-methy l benzene.
. 4-Amino-1-methy l benzene.
.

Benzene
. 1.3.5-trinitro-
.

Vanadiu m pentoxide.
. Vanadium(V ) oxide...
.

F00 4 Th e followin g spen t non-halogenate d solvent s an d th e stil l bottom s fro m th e recover yo l thes e solvents : (a ) Cresols/Cresyti caci d (b ) Nitrobenzen e F005.
. Tn e followin g spen t non-halogenate d solvent s an d th e stit l bottom s tro m th e recover yof thes e solvents : (a ) Toluen e (b ) Methy l ethy l keton e (c ) Carbo n disulfid e (d ) Isobutano l (e ) Pyridin e F02 0 Waste s (excep t wastewate ran d spen t carbo n tro m hydroge n chlorid e purification ) fro m th e productio n o rmanufacturin g us e (a s a reactant
. chemica l intermediate , o rcomponen t i n a formulatin g proces s ) o t tri - o rletrachloropehnol , o rof intermediate s use d t o produc e thei r pesticid e derivatives
. TThi s -listin g doe s no t inctude'Wastes'fro m th e productio n o l 'hexachlorophen e fro m highl ypurifie d 2.4:5 - trichtorophenol. ) 100 0
riioo o 100 0 1 * P11 5

U32 8 U35 3

r 500 0 500 0 100 0 100 0 100 0 1 " 100 0 500 0 100 0 500 0 100 0 500 0 1 0 100 0 100 0 100 0 500 0 500 0 100 0 500 0 100 0 P12 0 P12 0

P12 2 10 0 (45.4 )

1 * (0.454 ) 1 « (0.454 ) 10 0 (45.4 ) 10 0 (45.4 ) 1 0 (4.54 )

1 0 (4.54 ) 10 0 (45.4 ) 10 0 (45.4 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 1 0 (4.54 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 ) 100 0 (454 |
500 0 (2270 ) 10 0 (45.4 ) 500 0 (2270 ) 100 0 (454 ) 1O00 » (454 )

10 0 (45.4 )

1 * (0.454 )P.1 4



### Federa l Register/

Vol
. 51 , No . 18 8 /

Monday , Septembe r

29 , 198 6 /

Rule s an dRegulation s 3454 5 -•MM-_aMM_HM_H-aMH_a_M_HMU_ii_H_H*^ ^

TABL E 302. 4 - LIS TO F HAZARDOU S SUBSTANCE S AN D REPORTABL E QUANTITIES-Continue d

Hazardou s Substanc e

Waste s (excep t wastewate ran d spen t carbo n fro m hydroge n chlorid e purification ) fro m th e productio n o rmanufacturin g us e (a s a reactant
. chemica l intermediate , o rcomponen t i n a formulatin g proces s ) of pentachlorophenol , o ro f intermediate s use d t o produc e it s derivatives
. 

# f Waste s (excep t wastewate ran d spen t carbo n fro m hydroge n chlorid e purification ) fro m th e manufacturin g us e (a s a reactant , chemica l intermediate , o rcomponen t i n a formulatin g proces s ) o

f letra- , penta- , o r hexachlorobenzene s unde ralkalin e conditions
. F02 3 Waste s (excep t wastewate ran d spen t carbo n fro m hydroge n chlorid e purification ) fro m th e productio n of material s o n equipmen t previousl y use d fo rth e productio n o rmanufacturin g us e (a s a reactant , chemica l intermediate , o rcomponen t i n a formulatin g process ) of tri - an d tetrachlorophenol s . (Thi s listin g doe s no t includ e waste s fro m equipmen t use d onl yfo rth e productio n o rus e of hexachlorophen e fro m highl y purifie d 2.4.5 - trichlorophenol. ) F02 6 Waste s (excep t wastewate ran d spen t carbo n fro m hydroge n chlorid e purification ) fro m th e productio n of material s o n equipmen t previousl y use d fo rth e manufacturin g us e (a s a reactant , chemica l intermediate , o rcomponen t i n a formulatin g proces s ) o f tetra- , penta* , o r hexachlorobenzen e unde ralkalin e conditions
. Discarde d unuse d formulation s containin g tri- , tetra - , o rpentachloropheno l o rdiscarde d unuse d formulation s containin g compound s derive d fro m thes e chlorophenols
. (Thi s listin g doe s no t includ e formulation s containin g hexachlorophen e synlhesize d fro m prepurifie d 2,4,5-trichloropheno l a s th e sol e component. ) Residue s resultin g fro m th e incineratio n o rtherma l treatmen t o

f soi l contaminate d wit h EPA Hazardou s Wast e Nos
. F020 , F02t , F022 , F023 , F026
. an d F027
. K02 6
. Strippin g stil l tail s fro m th e productio n o f methy l ethy l pyridine s K039.
. Filte rcak e fro m th e filtratio n of diethylphosphorodithioi caci d i n th e productio n o f phorat e K04 6 Wastewate rtreatmen t sludge s fro m th e manufacturin g , formulatio n an d loadin g of lead base d initiatin g compound s K052.
. Tan k bottom s (leaded ) fro m th e petroleu m refinin g industr y Decante rtan k

ta rsludg e fro m cokin g operation s Produc t washwaters fro m th e productio n of dinitrotoluen e vi a nitratio n of toluen e K11 2 Reactio n by-product wate rfro m th e dryin g colum n i n th e productio n of tol l enediamin e vi a hyd r>genatio n o f dinitr o oluene
. K i 1 3 Condense d liqui d tigh t eno s fro m th e purificatio n of toluenediamin e i n th e productio n o f toluenediamin e vi a hydrogenatio n o t dinitrotoluene
. CASR N Regulator ySynonym s Statutor y R Q Code t RCR A Wast e Numbe r

F02 2

K11 2 X Fina l R O

Catego r y Pounds(Kg )

1 # (0.454 )

1 a(0.454 )

t # (0.454 )

1 #(0.454 )

1 # (0.454 )

1 * (0.454 )

100 0 (454 )

1 0 (4.54 )

10 0 (45.4 )

1 0 #(4.54 )
10 0 (45.4 ) 1 # (0.454 )

1 # (0.454 )

1 # (0.454 )
I !P.1 5


### 3454 6 Federa

l Register/

Vol . 51 , No . 188 /

Monday , Septembe r

29 , 198 6 / Rules an

d Regulations TABL E 302. 4 - LIS TO F HAZARDOU S SUBSTANCE S AN D REPORTABL E QUANTITIES-Continue d

Hazardou s Substanc e

Vicinal s fro m th e purificatio n of toluenediamin e i n th e productio n of toluenediamin e vi a hydrogenatio n o f dinitrotoluene
. K11 5 Heav yend s fro m th e purificatio n of toluenediamin e i n th e productio n o t toluenediamin e vi a hydrogenatlo n of dinitrotoluene
. K11 6 Organi ccondensat e fro m th e solven t recover y colum n i n th e productio n o l toluen e diisocyanat e vi a phosgenatio n o t toluenediamine
. K11 7 Wastewate rfro m th e reactio n ven t ga s scrubbe ri n th e productio n of ethylen e bromid e vi a brominatio n o

f ethene
. K11 8 Spen t absorben t solid s Iro m purificatio n of ethylen e dibromid e i n th e productio n o t ethylen e dibromide
. K13 6 Stil l bottom s tro m th e puhlicatio n of ethylen e dibromid e i n th e productio n of ethylen e dibromid e vi a brominatio n of ethene
. CASR N Regulator ySynonym s Statutor y R O
1 *

1 *

r

r

r

r Codet

4

4

4

4

4

4 RCRA Wast e Numbe r K11 4

K11 5

K11 6

K11 7

K11 8

K13 6 Fina l R Q

Catego r y X

X

X

X

X

X Pound8(Kg )

1 » (0.454 )

1 * (0.454 )

1 # (0.454 )

1 # (0.454 )

1 3 (0.454 )

1 » (0.454 )

t • indicate s th e statutorysourc e a s define d by1 , 2 , 3 , o r4 belo w t t - n o reportin g of release s of thi s hazardou s substanc e i s require d i f th e diamete rof th o piece s of th e soli d meta l release d i s equa l t o o rexceed s 10 0 micrometer s (0.00 4 Inches ) 1 • indicate s tha t th e statutor ysourc e fo rdesignatio n of thi s hazardou s substanc e unde rCERCL Ai s CW ASectio n 311(b)(4 ) 2 - indicate s tha t th e statutorysourc e fo rdesignatio n of thi s hazardou s substanc e unde rCERCL Ai s CW ASectio n 307(a ) 3 - indicate s tha t th e statutorysourc e fo rdesignatio n of thi s hazardou s substanc e unde rCERCL Ai s CA ASectio n 11 2 4 • indicate s tha t th e statutorysourc e fo rdesignatio n of thi s hazardou s substanc e unde rCERCL Ai s RCRASectio n 300 1 1 * - indicate s tha t th e 1 -poun d R O i s a CERCL Astatutor

yR Q ** * - Iro n dextra n wa s designate d a s a hazardou s substanc e unde rCERCL Asolel ybecaus e o

f it s listin g a s a hazardou s wast e unde rSectio n 300 1 of RCRA
. Th e Agencyrecentl y propose d t o delis t iro n dextra n unde rRCRA(5 0 F R 46468-46470 , Novembe r8,1985)
. Th e Agencyha s als o propose d t o delis t iro n dextra n fro m Tabl e 302. 4 of 4 0 CF R 302. 4 an d thereb y remov e It s designatio n a s a CERCL Ahazardou s substance
. **" * - Urany l acetat e an d urany l nitrat e currentl yar e bein g evaluate d fo rthei rradioactiv e properties
. Thei rRO s ma yb e furthe radjuste d i n a futur e rulemakin g adjustin g th e R Q of radionuclides
. # - indicate s tha t th e R Q i s subject t o chang e whe n th e assessmen t of potentia l carcinogenicit yand/o rchroni ctoxicit yi s complete d APPENDI X A- SEQUENTIA L CA S REGISTRY NUMBE R LIS TO F CERCL AHAZARDOU S SUBSTANCE S CASR N 5268 6 6238 4 7030 4 7487 3 7500 3 7504 7 7515 0 7550 3 7601 7 7800 2 7879 5 7888 6 Hazardou s Substanc e Trichlorfo n Mercury , (acetalo-O)phenyl Phenylmercuri cacetat e Hexachlorophen e 2,2'-M e thylenebis(3,4,6-trichlorophenol ) Methane , chloro Methy l chlorid e Chloroethan e Monoethylamin e Carbo n bisulfid e Carbo n disulfid e Trimethylamin e Ethane , pentachloro Pentachloroethan e Plumbane , tetraethyl Tetraethy l lea d Isopren e 2,3-Dlchloropropen o (isomer ) APPENDI X A- SEQUENTIA L CA S REGISTRY NUMBE R LIS TO F CERCL AHAZARDOU S SUBSTANCES—Continue d CASR N 6332 9 8501 8 8673 7 9548 7 9553 4 9935 4 10644 5 10649 0 10651 4 10749 3 10839 4 Hazardou s Substanc e

Acenaphthen e Phenanthren e Fluoren e o-Creso l o-Cresyli caci d o-Toluidin e 2-Amino-1-methy l benzen e Benzene
. 1,3,5-trinitro sym-Trinitrobenzen e p-Creso l p-Cresyli caci d p-Toluidin e 4-Amino - 1-methy l benzen e p-Benzoquinon e 1,4-Cyclohexadienodion e Pyrophosphori cacid , tetraethy l este r Tetraethy l pyrophosphat e m-Creso l m-Cresyli caci d APPENDI X A- SEQUENTIA L CA S REGISTR Y NUMBE R LIS TO F CERCL AHAZARDOU S SUBSTANCES—Continue d CASR N 10895 2 10989 7 11080 5 11086 1 12012 7 12440 3 12782 2 12900 0 13306 2 19124 2 20644 0 20896 8 29800 0 Hazardou s Substanc e

Benzene , hydroxy Phono l Diethylamin e Ethylen e glyco l monoethy l ethe r 2-Ethoxyethano l Pyridin e Anthracen e Dimethylamin e Methanamine , N-methyl Zin cphenolsulfonat e Pyren e Capta n Benzotghilperylen e Benzolj.l O fluoren e Fluoranthen e Acenaphthylen e Methy l parathio n 0.0-Dimethy l O-p-nitropheny l phosphorothioat eRA§_

Federa l Registe r/

Vol
. 51 , No . 18 8 /

Monday , Septembe r 29 , 198 6 /

Rule s an dRegulation s 3454 7 •^•--••H--^-_nB---<---<s_MBs_a--«-iE_aM_MHn_n_Kai_n_a ^ APPENDI X A- SEQUENTIA L CA S REGISTRY NUMBE R LIS TO F CERCL AHAZARDOU S SUBSTANCES—Continue d CASR N
29802 2
31986 8 54109 3 54275 6
55721 1 55734 6 55741 5 56312 2 56368 8
59285 8 59287 0 60893 5
62886 4
63010 4
81582 7 I06630 4 107235 1 131432 5
131462 1
131484 7 131487 0 131977 3
133207 6 133383 1 134149 7 348635 9 653373 9
742848 0 743992 1 744028 0 744036 0 744050 8 744066 6 744608 4
744614 2 744616 6 Hazardou s Substanc e

Phorat e Phosphorodithioi cacid , 0,0-diethy l S-(ethylthio ) methy l este r delt a - BH C Urany l acetat e Propene
. 1,3-dichloro 1,3-Dichloropropen e Zin ccyanid e Zin cacetat e Zin cformal e Ethio n Aceti cacid , thallium(l ) sal t Thallium(l ) acetat e Mercuri cthiocyanat e Lea d thiocyanat e Benzene , pentachloro Pentachlorobenzen e Fulmini cacid , mercury(ll ) sal t Mercur yfulminat e Carbamimidoselenoi caci d Selenoure a Cupri ctartrat e Chromi cacetat e Lea d stearat e Thalli coxid e Thallium(lll ) oxid e Vanadiu m pentoxid e Vanadium(V ) oxid e Zin cphosphid e Lea d sulfid e Cresol(s ) i Cresyli caci d Zin cborat e Sodiu m bifluorid e Ammoniu m bifluorid e Zin ccarbonat e Carboni cacid , dithallium(l ) sal t Thallium(l ) carbonat e Lea d stearat e Lea d Thalliu m Antimon y Coppe r Zin c Seleniu m dioxid e Seleniu m oxid e Lea d sulfat e Sulfuri cacid , thallium(l ) sal t Thallium(l ) sulfat e APPENDI X A- SEQUENTIA L CAS REGISTRY NUMBE R LIS TO F CERCL AHAZARDOU S SUBSTANCES—Continue d CASR N 744739 4 763200 0 764685 7 766441 7 769945 8 773302 0 775895 4 775898 7 777986 4 777988 6 7782492
. 778300 8 778306 4

778335 9 778346 2 778349 5 779112 0 600319 8 900466 4
1003159 1
1004594 0 1004905 5 1009974 8 1010153 8 1010163 0 1010206 4 1010218 8 1010245 1 1041575 5 1203952 0 1381496 5 1573980 7 1687171 9 2695223 8 2777413 6 5262825 8 5265259 2 5618909 4 Hazardou s Substanc e

Cupri cchlorid e Sodiu m nitrit e Zin cchlorid e Ammoni a Zin cbromid e Zin csulfat e Lea d chlorid e Cupri csulfat e Zin chydrosulfit e Zin cnitrat e Seleniu m Seleniou s aci d Hydroge n sulfid e Hydrosulfuri caci d Sulfu rhydrid e Mercuri csulfat e Lea d fluorid e Zin cfluorid e Thallium(l ) chlorid e Dichloropropan e - Dichloropropen e (mixture ) Ferri cdextra n Iro n dextra n Sulfuri cacid , thalliu m (I ) sal t Thallium(l ) sulfat e Mercuri cnitrat e Chromou s chlorid e Lea d nitrat e Chromi csulfat e Lea d iodid e Urany l nitrat e Sodiu m selenit e Thallium{l ) nitrat e Mercurou s nitrat e Thallium(l ) selenid e Lea d fluoborat e Lea d sulfat e Zin csilicofluorid e Dichloropropene(s ) Vanady l sulfat e Zin cammoniu m chlorid e Lea d stearat e Lea d stearat e 3
. Sectio n302. 5 i s revise dt o rea da s follows : § 302. 5 Determinatio n of reportabl e quantities . (a ) Listed hazardous substances. Th e quantit y liste di nth e colum n"Fina l RQ " fo r eac hsubstanc e i nTabl e 302. 4 i s th e reportabl e quantit y fo r

tha t substance
. (b ) Unlisted

hazardous substances. Unliste dhazardou s substance s designate db y 4 0 CF

R302.4(b ] hav e th e reportabl e quantit y of

10 0 pounds , excep t fo r thos e unliste dhazardou s waste s whic hexhibi t

extractio n procedur e (EP) toxicit y identifie di n4 0 CF R261.24
. Unliste dhazardou s waste s whic hexhibi t

E Ptoxicit y hav e th e reportabl e quantitie s liste di nTabl e 302. 4 fo r th e contaminan t

o nwhic hth e characteristi c o f

E Ptoxicit y i s based
. Th e reportabl e quantit y applie s t o th e wast e itself, no t

merel y t o th e toxi c contaminant
. I

f a nunliste dhazardou s wast e exhibit s E Ptoxicit y o nth e basi s of mor e tha non e contaminant , th e reportabl e quantit y for

tha t wast e shal l b e th e lowes t

o f th e reportabl e quantitie s liste di nTabl e 302. 4 fo r thos e contaminants
. I

f a nunliste dhazardou s wast e exhibit s th e characteristi c o f E P toxicit y an don e o r

mor e of th e othe r characteristic s reference di n4 0 CFR 302.4(b) , th e reportabl e quantit y fo r tha t wast e shal l b e th e lowes t of th e applicabl e reportabl e quantities
. 4 0 CF RPar t 11 7 i s amende da s follows : PAR T117—DETERMINATIO N O F REPORTABL E QUANTITIE S FO R HAZARDOU S SUBSTANCE S 4
. Th e authorit y citatio nfo r Par t 11 7 continue s t o rea da s follows : Authority : See s 31 1 an d501(a) , Federal Wate r Pollutio nContro l Act

(3 3 U.S.C
. 125 1 et seq) , an dExecutiv e Order 11735
. 5
. Sectio n117. 3 i s amende db y revisin g Tabl e 117. 3 t o rea da s follows : § 117. 3 Determinatio n o freportabl e quantities . Table 117.3—Reportable Quantities of Hazardous Substances Note—Th e firs t number under the colum

n heade d"RQ " i s the reportabl e quantity i n pounds
. Th e number

i nparenthese s i s th e metri c equivalen t

inkilograms
. Fo

r convenience , th e tabl e contain s acolum n heade d"Category " whic hlist s th e cod e letter s "X" , "A" , "B" , "C" , an d"D " associate dwit

hreportabl e quantitie s 1.10
. 100.1000
. an d500

0 pounds , respectively
.P.1 7


### 3454 8 Federa l Registe r/ Vol . 51 , No . 18 8 /

Monday
. Septembe r

29
. 198 6 /

Rule s an dRegulation s TABL E 117. 3 - REPORTABL E QUANTITIE S O F HAZARDOU S SUBSTANCE S NOTE : Th e lirs

t number unde r th e colum n heade d "RQ " I s th e reportabl e quantit

y i n pounds . Th e numbe r i n parentheses i s th e metri c equivalen t i n kilograms . Fo r convenience , th e tabl e contain s a colum n heade d "Category " whic h list s Ih e cod e letters "X" , "A" . "B" , "C" . an d "D " associate d wit h reportabl e quantities o ft , 10 , 100 , 100 0 an d 500 0 pound s respectively .
Acetaldehyd e Aceti c aci d Aceti c anhydrid e _ Aceton e cyanohydri n „ Acety l bromid e Acety l chlorid e Acrolei n Acrylonitril e Adipi c aci d Aldri n „ Ally l alcoho l Ally l chlorid e Aluminu m sulfat

e Ammoni a Ammoniu m acetat e _ Ammoniu m benzoate Ammoniu m bicarbonat

e Ammoniu m bichromat

e Ammoniu m bifluorid e Ammoniu m bisulfit

e Ammoniu m carbamate Ammonium carbonate... . Ammoniu m chlorid e Ammoniu m chromat

e Ammoniu m citrate Ammoniu m fluoborat

e Ammoniu m fluorid e Ammoniu m hydroxid e Ammoniu m oxalate — Ammoniu m silicofluorid e Ammoniu m sulfamat

e Ammoniu m sulfid e Ammoniu m sulfit

e Ammoniu m tartrate Ammoniu m thiocyanat

e - Ammoniu m thiosulfat

e Amyl acetat e _ Anilin e Antimony pentachlorid e Antimony potassiu m tartrate. . Antimony tribromid e _ Antimony trichlorid e Antimony trifluorid e Antimony trioxid e „ Arseni c disulfid e Arseni c pentoxid e Arseni c trichlorid e Arseni c trioxid e Arseni c trisulfid e Bariu m cyanid e Benzen e Benzoi c acid.... . .... . Benzonitril e Benzoy l chlorid e Benzy l chlorid e Berylliu m chlorid e Berylliu m fluorid e Berylliu m nitrat

e Buty l acetate.. . Butylamin e n-Buty l phthalate Butyri c aci d Cadmiu m acetat e Cadmiu m bromid e Cadmiu m chlorid e Calciu m arsenate _... . Calciu m arsenite Calciu m carbide..
_ Calciu m chromat

e Calciu m cyanid e — Calciu m dodecylbenzenesulfonate . Calciu m hypochlorite... - Capta n Carbary l Carbofura n Carbo n disulfid e _ Carbo n tetrachloride._ Chlordan e Chlorin e . Chlorobenzen e Chlorofor m Chlorosutfoni c acid.. . Categor y C D D A D O X B D X B C 0 B D D O c B O D D D C O O B C D C D B 0 O O O O D C B C 

### c c c D O O O D A C D D C B D O D 0 C A D 8 B B C C A C A C A A B A 8 O X A B D C R Q i n pound s

(Kilograms

) 1,00 0 (454 ] 5,00 0 (2,270 1 5,00 0 (2,270 ; 1 0 (4.54 ; 5,00 0 (2,270 1 5.00 0 (2,270 ; 1 (0.454 ; 100 (45. 4 5,00 0 (2,270 ; 1 (0.454 ] 10 0 (45. 4 1.00 0 (45 4 5,00 0 (2.270 , 100 (45. 4 5,00 0 (2,270 ; 5,00 0 (2,270 ] 5.00 0 (2.270 ; 1,000 (45 4 10 0 (45. 4 5.00 0 (2,270 ; 5,00 0 (2,270 ; 5,00 0 (2,270 ; 5,00 0 (2,270 ; 1.000(45 4 5.00 0 (2,270 ; 5,00 0 (2,270 ; 10 0 (45.4 ; 1.000 (454 ; 5.00 0 (2,27 0 1.000 (454 ; 5,00 0 (2,270 ; 10 0 (45.4 , 5.00 0 (2,270 ; 5,00 0 (2,27f

f 5,00 0 (2,270 ; 5.00 0 (2.270 ; 5,00 0 (2,270 ; 5,00 0 (2.270 ; 1,000 (45 4 100 (45. 4 1,000 (454 ] 1.000 (45 4 1,00 0 (454 ; 1,000 (454] 5.00 0 (2,27 0 5,00 0 (2,27 0 5,00 0 (2.270

J 5,00 0 (2,27 0 5.00 0 (2,27 0 1 0 (4.54] 1.000 (45 4 5,00 0 (2^70 ; 5,00 0 (2,270 ] 1.00 0 (45 4 10 0 (45. 4 5,00 0 (2,27 0 5,00 0 (2.27 0 5,00 0 (2,27 0 5.00 0 (2.27 0 1,000 (45 4 1 0 (4.5 4 5,00 0 (2,27 0 10 0 (45. 4 10 0 (45. 4 10 0 (45. 4 1,00 0 (45 4 1,00 0 (45 4 1 0 (4.54 ; 1,00 0 (454 ; 1 0 (4.5 4 1,00 0 (45 4 1 0 (4.54 ] 1 0 (4.54 ; 10 0 (45.4] 1 0 (4.54 ] 10 0 (45.4 ] 5.00 0 (2.270 ] 1 (0.454 ] 1 0 (4.54 ] 10 0 (45.4] 5.00 0 (2.270 ) 1,00 0 (454 ; TABL E 117. 3 - REPORTABL E QUANTITIE S

O F HAZARDOU S SUBSTANCES—Continue d NOTE : Th e firs

t number unde r th e colum n heade d "RQ " is th e reportabl e quantit

y i n pounds . Th e number i n parentheses i s th e metri c equivalen t i n kilograms . Fo r convenience , th e tabl e contain s a colum n heade d "Category " whic h list s th e cod e letters "X" , "A" , "B" , "C" , an d "D " associated wit h reportabl e quantities o f1 , 10 , 100 , 100 0 an d 500 0 pound s respectively .
Chlorpyrifo

s Chromi c acetate Chromicaci d Chromi c sulfat

e Chromou s chlorid e Cobaltou s bromid e Cobaltou s format

e Cobaltou s sullamate Coumapho

s Creso l Crotonaldehyd e Cupri c acetat e Cupri c acetoarsenite Cupri c chlorid e Cupri c nitrat

e Cupri c oxalate Cupri c sulfat

e Cupri c sulfat

e ammoniated Cupri c tartrate Cyanoge n chlorid e Cyclohexan e 2,4- D Aci d 2,4- D Ester

s DD T Diazino n Dicamba Dichlobeni l Dichlon e Dichlorobenzen e Dichloropropan e Dichloropropen e Dichloropropene

Dichloropropan e Mixture . 2,2-Dichloropropioni c aci d Dichlorvo s Dieldri n Diethylamin e Dimethylamin e Oinitrobenzen e Dinitropheno l Dinitrotoluen e Diqua t Disulfoto n Diuro n Dodecylbenzenesulfoni c acid. . Endosulfa n Endri n Epichlorohydri n Ethio n Ethylbenzen e Ethylenediamin e Ethylen e dibromid e Ethylen e dichlorid e EDT A Feni c ammoniu m citrate Ferri c ammoniu m oxalate Ferri c chlorid e Ferri c fluorid e Ferri c nitrat

e Ferri c sulfat

e Ferrou s ammoniu m sulfat e Ferrou s chlorid e Ferrou s sulfat

e Formaldehyd e Formi c aci d Fumari caci d Furfura l •Guthio n Heptachlo r Hexachlorocyclopentadien e Hydrochlori c aci d Hydrofluori c aci d Hydroge n cyanid e , Hydroge n sulfid e , Isopren e Isopropanolamin e dodecylbenzenesulfonate . Kelthan e Kepon e Lea d acetate Lea d arsenate Lea d chlorid e Lea d fluoborat

e Categor y X C C C C C C C A C B B B A B B A B B A C B B X X C B X B C B B D A X B C B A C C X B C X X C A C D C D D C C C 6 C C C B 

### c C D D O X X X D B A B B C A X D D B 8 R O i n pound s

(Kilograms

) 1 (0.454 ) 1,000 (454 ) 1,000 (454 ) 1,000 (454 ) 1,00 0 (454 ) 1,000 (454 ) 1.000 (454 ) 1,000 (454 ) 1 0 (4.54 ) 1.000 (454 ) 10 0 (45.4 ) 10 0 (45.4 ) 100 (45.4 ) 1 0 (4.54 ) 10 0 (45.4 ) 10 0 (45.4 ) 1 0 (4.54 ) 10 0 (45.4 ) 10 0 (45.4 ) 1 0 (4.54 ) 1,000 (454 ) 10 0 (45.4 ) 10 0 (45.4 ) 1 (0.454 ) 1 (0.454 ) 1,000 (454 ) 10 0 (45.4 ) 1 (0.454 ) 10 0 (45.4 ) 1,000 (454 ) 100 (45.4 ) 10 0 (45.4 ) 5.00 0 (2,270 ) 1 0 (4.54 ) 1 (0.454 ) 10 0 (45.4 ) 1.000 (454 ) 10 0 (45.4 ) 1 0 (4.54 ) 1.000 (454 ) 1.000 (454 ) 1 (0.454 ) 10 0 (45.4 ) 1,000 (454 ) 1 (0.454 ) 1 (0.454 ) 1,00 0 (454 ) 1 0 (4.54 ) 1,000 (454 ) 5,00 0 (2,270 ) 1.00 0 (454 ) 5,00 0 (2,270 ) 5,00 0 (2.270 ) 1,000 (454 ) 1.00 0 (454 ) 1.00 0 (454 ) 10 0 (45.4 ) 1,00 0 (454 ) 1,00 0 (454 ) 1,00 0 (454 ) 10 0 (45.4 ) 1.00 0 (454 ) 1.00 0 (454 ) 5,00 0 (2.270 ) 5,00 0 (2.270 ) 5.00 0 (2,270 ) 1 (0.454 ) 1 (0.454 ) 1 (0.454 ) 5,00 0 (2.270 ) 10 0 (45.4 ) 1 0 (4.54 ) 10 0 (45.4 ) 10 0 (45.4 ) 1,000 (454 ) 10<4.54 ) 1 (0.454 ) 5,00 0 (2.270 ) 5,00 0 (2,270 ) 10 0 (45.4 ) 10 0 (45.4 ) TABL E 117. 3 - REPORTABL E QUANTITIE S

O F HAZARDOU S SUBSTANCES—Continue d NOTE : Th e first number unde r th e colum n heade d "RO " i s th e reportabl e quantit

y i n pounds . Th e numbe r i n parenthese s i s th e metri c equivalen t i n kilograms . Fo r convenience , th e tabl e contain s a colum n heade d "Category " Whic h list s th e cod e letters "X" , "A" . "B" , "C" , an d "D " associate d wit h reportabl e quantities o f1 , 10 . 100 , 100 0 an d 500 0 pound s respectively .

Lea d fluorid e Lea d iodid e Lea d nitrat

e Lea d stearate Lea d sulfat

e Lea d sulfid e Lea d thiocyanat

e Lindan e Lithiu m chromate. . Malathio n Malei c aci d Maiei c anhydride Mercaptodimethu r Mercuri c cyanid e Mercuri c nitrat

e Mercuri c sulfat

e Mercuri c thiocyanat

e Mercurou s nitrat

e Melhoxychlo r Methy l mercapta n Methy l methacrylat

e Methy l parathio n Mevinphos Mexacarbate , Monoethylamin e . Monomethylamin e Nale d Naphthalen e Naphtheni c aci d Nicke l ammoniu m sulfat e Nicke l chlorid e Nicke l hydroxide Nicke l nitrat

e Nicke l sulfat

e Nitri c aci d Nitrobenzen e Nitroge n dioxid e Nitropheno l Nitrotoluen e Paraformaldehyd e Parathio n Pentachloropheno l Pheno l Phosgen e Phosphori c aci d Phosphoru s Phosphoru s oxychiorid e Phosphoru s pentasulfid e Phosphoru s trichlorid e Polychlorinated biphenyl s Potassiu m arsenate Potassiu m arsenit

e Potassiu m bichromat

e Potassiu m chromat

e . Potassiu m cyanid e Potassiu m hydroxide Potassiu m permanganat e Propargit e Propioni c aci d Propioni c anhydrid e Propylen e oxid e Pyrethrin s Quinolin e Resorcino l Seleniu m oxid e Silve r nitrat

e Sodiu m Sodiu m arsenate Sodiu m arsenit

e Sodiu m bichromat

e Sodiu m bifluorid e Sodiu m bisulfit

e Sodiu m chromat

e Sodiu m cyanid e Sodiu m dodecylbenzenesullonate . Sodiu m fluorid e Sodiu m hydrosulfid e Sodiu m hydroxide Sodiu m hypochlorit

e Sodiu m methylat

e Sodiu m nitrit

e Sodiu m phosphate , dibasic.. . Categor y B B B D 8 D 8 X C B D D A X A A A A X 8 C 8 A C 8 B A B B 0 D C 0 D C C A B C C X A C A O X C B C A C 

### c C 

### c A C B A 0 D 8 X D D A X A C C C B . D C A C 

### c D C B C B D R O i n pound s

(Kilograms

) 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45.4 ) 5.00 0 (2,270 ) 10 0 (45.4 ) 5.00 0 (2,270 ) 10 0 (45.4 ) 1 (0.454 ) 1,000 (454 ) 10 0 (45.4 ) 5.00 0 (2.270 ) 5.00 0 (2,270 ) 1 0 (4.54 ) 1 (0.454 ) 1 0 (4.54 ) 1 0 (4.54 ) 1 0 (4.54 ) 1 0 (4.54 ) 1 (0.454 ) 10 0 (45.4 ) 1.000(454 ) 10 0 (45.4 ) 1 0 (4.54 ) 1,000 (454 ) 10 0 (45.4 ) 10 0 (45.4 ) 1 0 (4.54 ) 10 0 (45.4 ) 10 0 (45.4 ) 5.00 0 (2,270 ) 5.00 0 (2.270 ) 1,000 (454 ) 5.00 0 (2.270 ) 5,00 0 (2,270 ) 1,000 (454 ) 1.00 0 (454 ) 1 0 (4.54 ) 10 0 (45.4 ) 1,00 0 (454 ) 1,000 (454 ) 1 (0.454 ) 1 0 (4.54 ) 1.000 (454 ) 1 0 (4.54 ) 5,00 0 (2.270 ) 1 (0.454 ) 1,000 (454 ) 10 0 (45.4 ) 1,00 0 (454 ) 1 0 (4.54 ) 1,000 (454 ) 1,000(454 ) 1,000 (454 ) 1,00 0 (454 ) 1 0 (4.54 ) 1.000 (454 ) 10 0 (45.4 ) 1 0 (4.54 ) 5.00 0 (2.270 ) 5,00 0 (2,270 ) 10 0 (45.4 ) 1 (0.454 ) 5.00 0 (£270 ) 5,00 0 (2,270 ) 1 0 (4.54 ) 1 (0.454 ) 1 0 (4.54 ) 1,00 0 (454 ) 1.00 0 (454 ) 1.00 0 (454 ) 10 0 (45.4 ) 5,00 0 (2.270 ) 1,000(454 ) 10(4.54 ) 1.00 0 (454 ) 1.00 0 (454 ) 5,00 0 (2.270 ) 1.00 0 (454 ) 10 0 (45.4 ) 1.000 (454 ) 10 0 (45.4 ) 5.00 0 (2.270 )P.1 8



### Federa l Registe r

/ Vol
. 51 , No . 18 8 /

Monday , Septembe r

29 , 198 6 /

Rule s an dRegulation s 34D4 9 TABL E 117. 3 - REPORTABL E QUANTITIE S O F HAZARDOU S SUBSTANCES—Continue d NOTE : Th e fiis
. numbe runde rth e colum n heade d "RO " i s th e reponabt e quantityi n pounds
. Th e numbe ri n parenthe se s i s th e metri cequivalen t i n Kilograms
. Fo rconvenience , th e tabl e contain s a colum n heade d "Category " whic h list s th e cod e letter s "X" , "A" , "B" , "C" , an d "D " associate d wit h reportabl e quantitie s of 1 , 10
. 100
. 100 0 an d 500 0 pound s respectively
.

Sodu. m phosphate , tribasi c Sodiu m selenit e Strontiu m chromat e Stychnin e St>ren e Sulfuri caci d Sulfu rmonochtorid e 2,4,5- Taci d 2.4,5- Tamine s 2,4.5- T ester s 2,4.5- Tsalt s TD E 2.4,5-T P aci d 2.4.5-T P aci d ester s Tetraethy l lea d Tetraethy l pyrophosphate..
. Thalliu m sulfat e Toluen e Toxaphen e Trichlorfo n Categor y RQ i n pound s (Kilograms ) 5.00 0 (2,270 ) 10 0 (45.4 ) 1,00 0 (454 ) 1 0 (4.54 ) 1.00 0 (454 ) 1.00 0 (454 ) 1.00 0 (454 ) 1,00 0 (454 ) 5.00 0 (2,270 ) 1,000 (454 ) 1.000(454 ) 1 (0.454 ) 10 0 (45.4 ) 10 0 (45.4 ) 1 0 (4.54 ) 1 0 (4.54 ) 10 0 (45.4 ) 1.000 (454 ) 1 (0.454 ) 10 0 (45.4 ) TABL E 117. 3 - REPORTABL E QUANTITIE S

O F HAZARDOU S SUBSTANCES—Continue d NOTE : Th e firs t numbe runde rth e colum n heade d "RQ " i s th e reportabl e quantityi n pounds
. Th e numbe ri n parenthe se s i s th e metri cequivalen t i n kilograms
. Fo rconvenience , th e tabl e contain s a colum n heade d "Category " whic h list s th e cod e letter s "X"
. "A" , "B"
. "C"
. an d "D " associate d wit h reportabl e quantitie s o f 1 , 10 , 100 , 100 0 an d 500 0 pound s respectively
.
Trichloroethylen e Trichloropheno l Triethanolamin e dodecylbenzenesulfonate
. Triethylamin e Trimethylamin e Urany l acetat e Urany l nitrat e Vanadiu m pentoxid e Vanady l sulfat e Viny l acetat e Vinyliden e chlorid e Xylen e Xyleno l Zin c acetat e Zin cammoniu m chlorid e Zin cborat e Zin cbromid e Zin ccarbonat e Zin cchlorid e Categor y R Q i n pound s (Kilograms ) 1.000 (454 ) 1 0 (4.54 ) 1.00 0 (454 ) 5,00 0 (2.270 ) 10 0 (45.4 ) 10 0 (45.4 ) 10 0 (45,4 ) 1,00 0 (454 ) 1,00 0 (454 ) 5,00 0 (2.270 ) 5,00 0 (2.270 ) 1.00 0 (454 ) 1.00 0 (454 ) 1.00 0 (454 ) 1,00 0 (454 ) 1.00 0 (454 ) 1.00 0 (454 ) 1.00 0 (454 ) 1.00 0 (454 ) TABL E 117. 3 - REPORTABL E QUANTITIE S

O F HAZARDOU S SUBSTANCES—Continue d NOTE : Th e firs t numbe runde rth e colum n heade d "RQ " ( 3 th e reportabl e quantityi n pounds
. Th e numbe ri n parenthe se s i s th e metri cequivalen t i n kilograms
. Fo rconvenience , th e tabl e contain s a colum n heade d "Category " whic h list s th e cod e letter s "X " "A" , "B"
. "C" , an d "D " associate d wit h reportabl e quantitie s of 1 , 10 , 100 , 100 0 an d 500 0 pound s respectively
.

Materia l

Zirconiu m potassiu m fluorid e Categor y

' A C C C C D B D C D C D D R O i n pound s

(Kitograrrs ) 1 0 (4.54 ) 1.00 0 (454 ) 1,00 0 (454 ) 1.000(454 ) 1,00 0 (454 ) 5,00 0 (2.270 ) 10 0 (45.4 ) 5.00 0 (2.270 ) 1.00 0 (454 ) 5,00 0 (2,270 ) 1,00 0 (454 ) 5.00 0 (2,270 ) 5.00 0 (2.270 )
[F RDoc . 86-1970 9 File d9-26-66 ; 8:4 5 am ] BILLIN G COO E 6560-50- M