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<br />S800
<br />
<br />EPA ROLE 14
<br />
<br />15 USDA ROLE
<br />
<br />Thnlll~h the cJ(lv' coopeloltwn
<br />.1nd (()(Hdlll.lluln "'[ r~\'(J,lm,lrlon.
<br />USD,\. I-WS, th.' 1i.I"m St,lt..... ,mIl
<br />jO(;\l"l1tllw", habll,lh.....dl bl'
<br />,'v.lltl.1f....! ,11ll! r\'(('mnwnn.llj(1I1~
<br />for n-pl,\,"m"nl .1..\\>II'I',..d
<br />Impl,'nwnl,'ll\lfl \,1 IIKllknt,ll
<br />Wlldllt..l1,lbll.l1 fl'pJ,l\:enlt'nt I~
<br />PIO(\'\'dmg cnncurrl'ntly with
<br />Imrlem,'nt,llll,n "t H'....];lm,llll.l1
<br />pH'I'....'..
<br />
<br />EI'A ROLE
<br />
<br />Tht, f'II[KlfM[ F1'A pro~r.l!n.,
<br />d,..,lm~ with .,.lImltv (<mln'[ oH,'
<br />
<br />. W,lter<pMhlVln.m.lJ.;I'ml'fll
<br />pl.lnmng
<br />
<br />. \\',1!"[ qu.lhtv ..t,lndiHd..
<br />. :\f'lllSI'"'r!mh
<br />. I'm'ln'nnll'nIJllmraCI
<br />,t.lh'T1wnIILlS)wvlt.w
<br />
<br />r.n'pr 1m US rt.\'l("..... primM\'
<br />Imf'lt-m,'nt,ltU>n ,,( th....,. pf(lgr.1m~
<br />l~ g','lwr,llIv (klq~,llt'd In tho' Stoll,',,;
<br />hOW\'\"'f, H',\ rl't,lln~ o\'i'r~lght ,lnd
<br />.1prro\";111"~f'''f1~lbdltlt'~
<br />
<br />FI'A n'\"Il'w~ ,,11 "f1vlrt,nm,'ntal
<br />..t,lh:nwnl" ,md (tlmnwnh on
<br />Inll'r1l'rM1JU5D,\t"nVIWnml'nl,1!
<br />~1,llt'n1>'nl~ nil ~"lon)ly conlrn!
<br />pr"1<'o:t"l'ur"lI.11'1 l"lh fl'''pon"j.
<br />l'd,l,,'~ und.'r till' ('I",ln Air Ad ,1nd
<br />lhl' Natl<ll1,ll EnI'HOnml'nt,lll'olic\"
<br />i\d U',\ l'n,OUrrl!;"" ,,111'rnilll\'I'~
<br />lholt mlnlmlJl' ,lnd mlll)l;,lll' ,ld\'l'r~t'
<br />sallmty imp,lCts through vanous
<br />'lpprn,lCl'll'<', mcludlng Wt'tJ.lnd~
<br />proll'(llon, watl'r con~.'r....atll>n, ,lOd
<br />mdu~tnal U~l~ of ~alonl' w,lkr
<br />
<br />USDA ROLE
<br />
<br />tht'Se problems hav!' resulted III
<br />increased !Oahl11ty prot-It'm.... by
<br />h'achmg ~,llt~ Inl" lhl' r1\'['r ..yskm
<br />
<br />VM1"U~ ap'n(1t'~ wlthll1 USDA
<br />h,wl' b"l'n d(~slgn<ll,'d by Itw
<br /><';'.'Crl'lM}' ot A);f1culturt. l!llmpll'.
<br />menllh(' Cnlnr,ldo River Sahmt\"
<br />Conlrol rr~r"m as ,1uth0rlll'd by
<br />!'ubllc Law '1:'1+.'120, ,lna ,Unl;'ndl",J by
<br />Put-lie LlW Gs.=;f,Q Th,'"", af!;t'n..:a'"
<br />mdud.' A~ncultur"l Stabllil.atwn
<br />,ll1d C,mM'rviltlOn Service (,\SCS),
<br />Sl>11 Cons.-'r\",lllun sPrvl((' (SCS).
<br />Agflcultural R"~',Hch S..r....ic('
<br />(ARS). Coort'rativl.' St,lll' RI~I'MCh
<br />St'n.lct' (CSRSj, and C(l("lF'('rahw
<br />E~tl'nslOn ~'n'i(t' (CES), USDA l~
<br />Impll.'ml.'nlin,l; i\ \'oIUnl<lry coopl'r-
<br />,lll\"E' ~alinit)' conlml progrilm wllh
<br />riHIlClpanl~ In f!V1i' sahnity control
<br />units ~lill(lt U50,\ ,lCllVillt'S
<br />mcluJl:'-
<br />
<br />Irrigation Salt Source
<br />Studies
<br />
<br />Th.' SCS (t'ndu.-:h .;,llmll\" cllntw!
<br />~tl1d".-'" of 'Tfl.';allon sail ~u-r(t' ar,',lS
<br />Ln the B<I~m. TIlt" studlt~ 1'\",11u,lk
<br />tlw magnituJe of sillt I.\,ldings, lh,'
<br />Irl',Hm!'nt ilnd managl'mt'nt
<br />,l!tern"ll"t'.; for salinity nmlml, ,md
<br />esllm"ted rTn)l'Cllmplemt'nl,ll1nn
<br />co~ls \\'Clrkin,l; in cnopet,lllCln Wllh
<br />Rl'clilmallon, olht'f fl"dcr.ll ,1g('nCl!'S,
<br />,1l1d cllncernl'dStall'agl'nClt!s.
<br />USDA has compleled nin(' m.ljor
<br />"Iudit's tn dall'--Grand Valley,
<br />Cnl('rado, Uinta Ba"m, Ut,lh;
<br />fhg Sandy Rl\'{'r, WY0ming; Ml'ar,l
<br />V<lll<,y. Nevada; Virgm Vall,'y,
<br />Nl'\,aaa ,lnd Arizona; Low,'r
<br />Gunnrsl1n Basm, ~lcElmo Crl'c-k,
<br />,lnd Mancos Valli')', Color,ldo; ilnd ,1
<br />11l1nt sludy WIth Rl'Cl.lm<llion ior Ihl'
<br />PnCl'.5,1l1 Rai,wl Rin'rs UmL UI,lh
<br />
<br />. Img'ltlpn ~,llt ~(lurn' sludtt's
<br />(SCS)
<br />
<br />. Impj,'ml'nIMll,n mcludmg.
<br />. Tl'chmc.,1.1s<,l<,tanCl'(SCS)
<br />. fmJnCl"li\sSI5tan(l'(I\~S),
<br />. Educilllnn. InlnrrnJllOn, ,1nl1
<br />d,'monslr.1lIPn,hslSlancl:'
<br />(CE5),
<br />
<br />Implementation
<br />
<br />fln' USDA sallmly contwl umls
<br />arl:' bl'lll;; lmpl,'rn('ntl'd Annual sail
<br />11,,1d reductl('n .lcCl'mrllshml'nl!> ,In'
<br />shnwn lhtnu;;h 19<1.;\ i(lt l'i\ch unit
<br />
<br />. [{l'",wen (ARS, (5RS),
<br />
<br />. E\,,11u,1I1('n and rnnnlwrrn);
<br />IS(5)
<br />
<br />rill' Grdlld \'dll('}' Un;' In
<br />ellloT,ld!. W,I" Inltldll'd In 1<17<1 ,In.;
<br />I~ I"pl'C !t.d I" nodUCl' ..,111 !.M(lln~ p\"
<br />1/13,000 h'ns wht'n c(lmplt'll'd 1 h,'
<br />,1nnual S.llt load fl'duclll.ln achll'\".d
<br />\~61500I'lrls Thl',\lc[lllIOCll't'k
<br />L:nil. ,1b,) 111 C(llof~do. was ~I.utl.'d
<br />In 1940 ,lnd h.1S a s,llt In,ld rl'dllCII(ll1
<br />goal of ~K.OOO tllrlS_ A reductwn oi
<br />,'pprO\lnl"lt'l\' ,'1,400 Ions h,H P"po
<br />,lchll'\t'd,
<br />
<br />lnl'iilcl,'nl\\',ltl'r m,lnaf;\'l11l'nl
<br />systl'ms on lrrlgalt>d ,If;flcu!tural
<br />I,mds h,lVl' rt'SUhl'd 1l11'1((I'SSlVl'
<br />dlstnbullon syslem Stoepage, O\,\'f'
<br />IrrlgallOn, 1p..... IrnS,'110n efflcienc1l's,
<br />,'XCl'~<;IVl' dt't'p rl'reUI,ltlon, and
<br />hl~h sudan' runoff Coll('ctlVl'ly,
<br />
<br />Thl:' Uinta nasin Unil In Ulah
<br />W,l<' st,lftl'd In 1':j.'lO and will rl'dun'
<br />~"III(l.llJll1!--: Iw 1 Of',l'lOO tnns wh,'n
<br />Impl"r1Wntah'lfl IS cOl1lpll'l('d Th.,
<br />salt load fl'dl1cl1<~n ,1<.""111l.\.('d I"
<br />7()..WOtlln"
<br />
<br />Th,' f'i~ S'llul~. Ri\'l'r Unil ill
<br />WVllmrng ,md thl' tower l.ullni.,nn
<br />Rdsin Unilln COII'f,ldo IH'rl'
<br />H'llll,llt'd In 19KK Thl' [I,~ 5,111<h
<br />RI\"t'r U11l1 WIll rl'dtKt' S,llt l(ladm~
<br />bv 52,QOO t('fl~ A n.duclloll pi
<br />18,700 h.1<, t>"l'n .lChlt'\,,'d In d,111'
<br />Th(' ~all n'duclll1n j.;(l,l1 m tlw L<'W"T
<br />Gunl1lsnn Unit IS 2t!O,500 Ions, wllh
<br />,I H'ducllon 01 'lrrnl\lrn.ltt'\\"
<br />20,CKlO ll'ns ,Khlt'I"'.!
<br />
<br />All pl.ml1lng .1n.1 l'lwlfpnml'nl.ll
<br />rt'pl1rts ha\'l' lx-t'n comrll'I.-d tor Iht'
<br />.\10ara Vdlll'~' Unil In :'I:1'v,h1,l .lnd
<br />th,'l'ri{('+San rt,lfa('l rtivrrs Unit In
<br />UI,lh Till' PfKt'.S,ln Raf,wl Rl\"('rs
<br />Unl!ls ,l lornt stud\" wilh Rtc'CI~m,l'
<br />lll'n, lmpll.'ml'ntalipn h.1S npl bt',I-;un
<br />Il\l'ltlll:'Tnt Iht'..l' Iwp umt.;
<br />
<br />L:n,Jl'f tIll' L'SnA CnlPtild<l H1I.I'f
<br />S,lltmlY (onlf\ll PrOp,1111, r,1r!IC1-
<br />p"nl"-\\"II11 ti'("hnlc.lI,l~SI..I.lr1l.'0.
<br />ironl SCS-------pl,m. m.~I,\11. ,lnd m,lm.
<br />l,unsalmlt\"w,luclllmpraCllCI'S,
<br />Illcludm~ r,'pl,lCl'ml.'nl I'l fish ,1l1d
<br />wddlitl' I.aha's fnro'g'1fll' LlCh p.lf.
<br />11(lp,lnl d"\'t'IPI's ,\ ~,llinltv C\'I'lwl
<br />rLln which I(h-nhtlt'~ Ihl' s,llmll\'
<br />It.due-th'n prMllc"~ ,lnd ....-hi,dull. t('r
<br />1O~t.lJl,ltl(ln "t\ ,\ ~1'1,,--,I1C untl III
<br />1.1IlJ C(}~t.ShMIl1~ .1~SI...I.ln(t. I~
<br />r[(l\"Il~I'd bv t\see; !t't insl,\Il,ll,,'n "r
<br />Ih"~.11mlly ro,d\l([I<\O pr,l(llCo'S
<br />((1nt,llnl'd mthl' pl,H\ n\l~ IS
<br />,l(eunlf'llslwJ Ihr"u~h ,1 ~. 10
<br />10.vl',H ...llmlt\' conln,l contract
<br />l'llll'rt,J 1l1!(1 h.tWl"-'1l lIlt' pMtJClp,lnl
<br />
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