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<br />
<br />in(~'r~I;l(~' aha(~'nl~'n( ;Iclillll~. alld th..: puhlkation
<br />,If crilaia ~k,cribing th~' ~'lkCh or PPIlUli"Il. The
<br />I.IW l'1ac~'d ~p.."Cial clllpha,i" IIll ~:h.."'U' P'llIu-
<br />lalll'. l';Jrtlculal'ly ~'\h;lll,t ~'l11i"ion, frolll mnlor
<br />\..'hick... ;l1ld ,ulfllf "",i.ll', frlll11 'ilati'lllary ,,(l\lrc~'s.
<br />III 196~. al11~'ndl1l..'nl' 1" lhl' < "h:an Air Acl
<br />ga\'l' thl' kdl'ral pro,!!I':Il11 authllrity t(1 curh m,ltor
<br />\I.'hic!.: l'mi....I,'lh. Fl'd<.'fOlI 'Lllld.lld, \\l'rl' lir'l
<br />applil'd III I qc,x l1111dd Ill<'tur \'l'hick".
<br />Ilk' .\ir Ollality :\..'1 Ill' I'Jh7 c,lkd for a Ill'W
<br />;111.1 !llIlre elllllprdh.'lhi\'l' :ll'pro:II:h 10 the proh-
<br />kill. II 1'.'quil..'d Ih..' dl,..ignati"1l o!' air quality
<br />Il'~I(llh ,'n Ih... h>l'I' of Ilh.'l..'r..j<>t:lc ;lI1d \II h.lIl
<br />facII,r,. and the puhlic.ltl{lll or crill'1'LI dl'Cllt1l...l1h
<br />l Ik..crihill,!! Ih... dkcI.. p!' p"l1l1!.lllh I ;IC~'lll1lpallkd
<br />hy 1"..'1.11,'.[ dl>\.'un,...nt, ,In tl1l' tyl''''' and C.l,t' ,'f
<br />l~'chlllqu," >I\aibhk III elrry 0111 ,,'lIrCl' n'1l1rol.
<br />Arl11.:d wilh Ihc,,"' Ibla. {j,I\','lIl<lr.. \\l'rl' rC~l11il...d
<br />tll ~"tah1r,h air qualilY 'landaI'd, and il11pkll1cn-
<br />l.lti"ll pLllh fOf rl'gi'llI" d...,ignal....d. n,... work a...-
<br />clllllpli,lwd Illllll'r Ih..' 19117 kgi~bti'H1 pa\ed the
<br />way fill" l'nactllll"l1t .,r th.' CI....;1ll Air Act ,\nh'l1d-
<br />Illcnh "r I q70 which \\'o.'n' ..ign,,'d into bw "n
<br />Ikc,'ll1h..-r .11, 197n.
<br />1111lkr lh..' I'fIl\"i,illn" of tll<' Ckan ,\ir A~.t
<br />..\l1wmll1ll'l1t, of 197(J:
<br />. FI',\ ...,tahlislwd in 1 <l71 IIIl1i""1I1 illI/hicllf
<br />air "lIali,y 1"ll/ldardl ~p,,'<:it'Y'in!-: th..' m:l\imUIH
<br />1..'\1,'1, tll he l'l'rl1l1t1nl ill IIii.' ;llllhil.'nl air of Ihl' si\
<br />I'rincip;rl ;md llhl'l wh.le..pread d;J"''''' of air plll-
<br />11II,lIlh: 1':lrl"'lIbl" millln. ~ullllr ,'\id..". hydr'l-
<br />c;lrbtllh. carh"l1 1lI(11l\l\idl'. phl110chl'mi':;11 ,ni-
<br />Janis. :md nitrog....n oxidl'S. Tlll'sc "'''ll1prise {lri.
<br />/1111'-\' Sli1l1Jilnl... r"'\ltlir..'d 10 rrlltl.t.t lh~' !,\lhli...
<br />health. ;IllJ ,ll'j'<ll1dan' slandards (requiring fur-
<br />lhl.'f rl'ducliollS in particulatl" :111\1 ~ulrur ,,\ide"),
<br />
<br />Ie
<br />
<br />
<br />It, pr..'\',,'nt I Ill' 111:1l1Y olhn undl'"jrable dTecls of
<br />pl,l1l1li,lIl.
<br />. State" 111<1..1 carry "Ul appro\'ed i/llII/I'IIIi'II~
<br />IIlI,OIl {11m!., fur Ilmiling Ihc Cllli",jon (If ['ollul.lI1t"
<br />'" .IS 10 :Jl'hil'\'c lh..' {lrilllllr.l' ..LindaI'd" hy 1l1id-
<br />197.'i :lnd tll achin'..' till' .Il'l"ul/dor\' '1.llldards
<br />\\;thlll .1 1..'a'''ILI1>I.' l'"'ri,,d oj 11111.... If all~ o.;lall'
<br />,h"ulll fail III lkvdllp or C:lrry oul "uch 1'1.111".
<br />1"1',-\ j, authllri/_,,'d to do "0.
<br />. FI'.-\ l"I.lhli,hcs and ..'nforces /!{'r/omlwll'('
<br />"'"lIdllrdl. (crni..sillll 'tambrd,,) limiling ..'rni""iun,
<br />from Ill'V.' or ll1\1dili....d ..[alion:lry .."urn:s "t' 1'01-
<br />lut:lnh. Ihe fir't 'llch Pl'r[oflllan"'l' ,t:ll1d:mh j,,-
<br />\lI,.d ....'\l'I largc ,1..';II11-l'kctric gl'lll'fatillg plant",
<br />rnuni,-ip:JI inl'in...ralor". ....l'm...nt fa"'lmil's, and ,ul.
<br />fmi... and nitric a...id ['!:rnl!;.
<br />. 1'1'..\ l.,t:lhti,hl''' .md l.nfllrL....... rl'.l...r:l\ 1'111;1'-
<br />.\",!/1 ,1"'lIIdard( fLlr pollutant" Ihal. while not
<br />n......e"arily widl'..rread, arc e\eepriI1n:llly h;I/.:lr(l-
<br />!Ill" to human heallh. Standard" limiting l'mi",illn"
<br />of hnylliulll. mercury, amI :t~h.."I,ls ar.... h,'in~
<br />prlll1H1lgalcd in 197].
<br />
<br />. FI'..\ ....st;,bli,h..,~ :111.1 l'nfllrcl's l'lIli.n;t111 .111I1Il/-
<br />1",/1' fpr IlI.'W 111<11<'1' Vdlidc-". SI;!ml:inl" h;.vc he....n
<br />rrllJllUI.':.lkd I..-qllirlll,l: a ITdllClioll <If ')0 [l..-r-
<br />......JIl III hydroclrh'lll" and ...:nhul1 l11011llxidc
<br />l'lllill..'d hy 197" Illodd, a, "'''J11pal..'d wilh Ih....
<br />1')70 fI.'quirl'J11l'l1h. ami :r 'JI) p..'rc...nt r....ductillll ill
<br />,,\id.." nl lillI"';:'..'!] hy lInt..
<br />. I 1',\ 1I1:1~ Il.gubt.... nr prohibil th.... 11I:1I11lf.1~--
<br />rllrl' lIr ,ale- of fUL'I" 01 fud .lddillw~ lhat 1',',1111
<br />in halmlul "'l11i..siol]' "I illtl'rkl..' wirh moll1r
<br />\'..-hi..-k 1",lll1lil,n \.','ntnd ,k\ll'''''', I he lit,. slIdl
<br />rq!UI:rtl<'lh Ilill \.',,\'l'r alkyl 1..':1<1.
<br />. R""I':lrdl I' h,,'illg 'iI,,'ppi.'ll up alld ill....~.II.i\,~~s
<br />ar... I'rll\llll'd 10 l'n...nur.I~'" rhe "':1I1y d....v...l"pm...nt
<br />,II low.p"IlUllIlg tll"t<'r \'Chidl' prllplll,i"ll ,y".
<br />k'l1h. 1ll,,'luding P'\l'Jllllh'n! pllrch:i\l' :It1.l u,c I,f
<br />\l'hick, l'IHpl,'ying 'udl ~y'I,'r1l!;.
<br />. rp\ i, inW'llf:Jtlllg Ih.. df..'l'h ;1l1<1 conlrol
<br />or :Iir..'rafl ,'llli"IIlll". :lI1d will l1uhll,11. III s...p-
<br />1..'luber I'J7I, "111/11,,'1' l/dlld'lffl.\ !.,!' :lIrn:lll. to
<br />h,' l.IlI,,'"c....l hy IllI.' O';,....,<.'l,Lry 01 I r.III'I'"rtallllll
<br />. ( lIi/l'n~ al..' 'pel.jti....r1ly :JIII l111ri/nl to 1.I"r
<br />l'i,r1 "'''U1t ;Icli,'n a~:IiI1,1 l'riv:lh: "I' gl'h'IIH1WI1I:11
<br />ntlicial, failing In ..'arry "ul Ilk' J1rnvi~i(ln\ of th.....
<br />1:1\1 I'uhli..' h,,'arin.c:' arc fnluirl.,1 ;11 \',Ili,,", ~Il'p"
<br />H1 Ih..' 'I.Ll1dafll~.wtling. ...nf"h''''llll'lll. ;il1d rq.~lIb.
<br />!<uy 1'1I1..,,'d\lr..., 1<1 ..'I]:lhk :111 inl..'fl',kd pl'r~(lll"
<br />10 l11a"..' lh...ir kdin.c:' \..11<'\\11.
<br />. 11'\ .....lIdu..:h ...\I....n,iv... rl'll',m'I! int'l all
<br />;1'l.....cl'-> "f :IiI' p..llllli"tl. h,'11I in ih ..wn Lth(lra-
<br />[uri..., .1Il.! llu"ugh ~r:ltlh :mll e"nlr.l...h \, ....,,-
<br />,trllch and nj1..-ral," Ifl''''<llIllrf/liull I'/mlfl' ur
<br />pr"cl"~l". or linanl'ially a"i..[, "uch pflli"'I:I~.
<br />. rill,nll"i,j/ .~'r,/IIJ.\" ;II'''' made tll ..1:ltl'. inln-
<br />,l;lll'. alld local :lg,'lll'i...s to aid lh...ir ail pollutloll
<br />l"l'1I1rlll program"_
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