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<br />IN'l'ROtIJCTION
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<br />....npo'...ercd tu ~stab..Li.;h o.'u"h crit.eria or -taliUarc",.
<br />r;-;jt.t,-d b,} t.he ~;tat.,'::; ......Ju.ct bl2 ~ubJ"~' to revi:.',," ar;d
<br />.~( C::"ctUl"Y of t.:H' 1::1..,_<:, 1.;:.r.
<br />
<br />T:1f: standards sub-
<br />approval by the
<br />
<br />The Federal Wa1.,d' Pollution Control Ad.'lllni;..;t.r:j.~~.lOl: prepared a set
<br />If guidelines which .....as designed to irlterpret. the a;.;t, in such a -,.Jay that
<br />state~ ,:-ould proceed t,o develop ;:;tandards and plant of i;r.plc::lE'!'1.tation
<br />which would be a~ccptable.
<br />
<br />Th..: Colon-ido Ei.;er Basin State:; c;orJ.1"ere';'s (re:;rC"',t:'ntative~_ of t.he
<br />;~tate agency concerned w: tll the healtI, a::d poUut ion problems of the
<br />'t.at-e) d..rai'ted a speciu.l "Guidc-l.ine.- for Fornn11ati!1t:: Wat~r Quality
<br />~tundard" for the 1nt.(>l".tal..c Wa;;ers of the Colorado P:';._.r ;';ystem." In
<br />.ir~~rtinE this guir.iclinfo, it. '..-as recognized that '~'a~__'-r '1'.18.11 ty ;;tandards
<br />,:'ou.Ld dr3..';tlcally restr:~t pre:-;er:t and futun, u~ec of +-,he Colorado River
<br />',mter under exIsting ::ompa,~ts. The seven Colorado l.;iv.c'r Basin St.-ates
<br />therefor'~ agreed among the!!lsel-.res and recommended La '_,he Secretary of
<br />the Interior that epee i 1'1c nmnerical limits on .::;aL_1:.1 t.y ;.hould not be
<br />eGtablisheo. in the stat.~ sta.ndards ..:ith regard to the Colorado River
<br />8.nd Its tributarie:::: until further detailed studit . ....cr, made ..hie/", ....auld
<br />give a better baritf'; for selection of the lin:.iL_,. Thi: :.:. the present
<br />Cot-atuc of the ~~tandards IJithin the basin as far as salinity is concerned.
<br />
<br />'lne :.:~,ec!'etary of I1::ter lor, Ste....art UduJ L, 'xp::'e:.:s.--;d ilL, vie.,'.,.. con-
<br />cerniIl.b the <.J.uality of ....ater r::lar:.dards ~'ur tlH Colerud,~ P.i vel' in his
<br />st.atement of January . 1968. to t!:'.<: :-:ou: ..,ub'::OJOn'II' m Irrigat.ion
<br />and Reclannt :on (Hom~c- l_ol:ur.1€nt 9:'- 5, Colori.l.lo FIb..!' Bas' n proj...::t.. Part
<br />II.. p. 705-7[.6). Hie stntem,;nt i:; a~ folIo....,;:
<br />
<br />"Tl:e Colorado Riw:r i~ the or.ly !!lljur !'iyer "th.: .wr1d
<br />thn.t. :<5 \'irtuaLly complt.tb_Y ~:or:t,!'oll"'?d. ;.ri'~h tb ~:;. :71,
<br />:-;y~,;t('m o!~ large ::;torab" r't:' ~rvoirs it i~ pu::;sible to plan, for
<br />alL practi.:al I'urpo~E_. Qr', compL~.te ',l-:i i-a' "of t.he ri':er'
<br />run0fr '~'ith roo ut i:.: ~:<J.i.:;Le ....aL'::!' t>~ _:0.1'.11-6 .,) ',h~ -,,,,.a. Thi means
<br />that the li;:)ited -,:a.t(>r 3uppiy in -:..hE' r:ol.:>raJ.u Rver Bas:n must
<br />be used e.nd !"~u!j('d and then \;sed abui:1 :i.'cr a '~'id{ -.'3.ri'2ty "
<br />purr)ses. In '~c" ,~c;:)~'.Lct ut.':'.l~:atiQL 0" r';;':off. ~::e Cl'lorado
<br />3<J.;o;.n is '"ni-lue,
<br />
<br />"Th.:: ;<;iver L ,.miflue a- ..:0 ....ith r. ':;:''' c" 'v '_he uimbt:r ar.d
<br />exter.t. of the institutlona..L :x',!~s~rai~.ts on thE '~:vif3il..'!1 <.;.nd
<br />u.>je of t!-',>:, Basin';., '..:ate~' ....hic:l include a1', ~,."',':~rna:io"al trea'ty,
<br />t....e i"terstate 'Water '::;Jr:pac1..s. Suprv:r.e Caur' 1eci:;::.on;;, ..':nd.ifln
<br />....ate!. rights" ~~tate ..:at.er 1a"'5. and FederaL !..a',:.
<br />
<br />"T."1cse +-'~'o 3.:or '::+.5, ~r. ":-,U'!~. ~ke 'ht:
<br />m;mer~.::al. ~r::era-,-- -}'J.a. ~-:,y s",ar.da::'::~s for !-.,
<br />nc't only ,1:~l1u,: but extre::;e.lJ ,o:r.:;:-..i...i.ra+(',;.
<br />:'nl~ :p',,'ulen l\U" h '1', I "" -..u.ui ~'ke ,:.,ut
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