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<br />
<br />dti,':,; t~, maintaill :tgTkllltun' at ahllut it:'
<br />pn':'l'nt 11'\'1'1: t,. pruddl' I11~1l1 pn'tl-'(..til,n wth
<br />tll thl' nlllwfllhle dti,'~ and tll thl'l'fillluetin'
<br />
<br />plain:,: alHI tll maintain tht' quality of the
<br />\'I1\"inlllm,'nt in tht' lan' of ~I,'win~ de\"t'lnp-
<br />nh'nlal pn,~.",url's. AItt'I.natin....: are limitl1:1 to
<br />expl"ring \.;t!"iuu.'" n1l'alls fur int'n';L..;ill~ water
<br />antilabilitil's and for :,hal'ing tht>m amOll,ll
<br />Ust'!" int,'n'."'t" whit'h will compl'tt' mon'
<br />.",harply a~ shoI1ag;'" lwt'om,' mure :-H'uk.
<br />BI"l.'aU:'I' of thl' wllkl'-ri,llht" :,ituatiull. any
<br />n'appoI1i"nmt'nt of u"t':' will n-<juin' ll-'l:("hda-
<br />tiun.
<br />
<br />Th. -,""rfh I'/offf .-\/"011 - Thi" an'a is likt' the
<br />~Hlth j'latk, but without tht, dtit....:. I'opula-
<br />til'll allt! t'Ult'l1Jl'i.";I' willg!"l'w, but llol as f..;-;t Ill'
<br />as mllt:h a:' in the ~.uth Platt,. an"a. Existing
<br />WJ.ttt'I' supplit.s haw' Iwt'll aplHupri<ltl.d, alltl
<br />mon' will han' to hI.' dp\,,'lolwd: but th,~ ,'t11-
<br />phasi" will he on agl'kultu!"al. mth,'r than
<br />urban, Ilt""'!". Agricultural IIt'l'ds, likt' urban
<br />]Jel"'!s, \'omp\.tt' with \'Il\'il'mnwnt;1! I1t'\'l:I..,: but
<br />th,' kind:, 01 adjustml'nt and sharing in\"ol\"t--'d
<br />may Iw difll~l'l'nt.
<br />
<br />Till 1."lf'I'r(rJ/' JIll iil ) "/ufff ..ll'f II. - TIlt' d"mi-
<br />llallt f,'atul'e\,(this an'jJ isa \"ast aquif,'r which
<br />pr"dd,'s tilt' gn'ak"t ~I'ntllld.wah'r !"l':-;oun't'
<br />in tlh' ).li:-<,..:(,ul'i I-;a..;jn. Th,' u"t'"f)!l'ound watl'l'
<br />h('re I'Xn't'l:h: that 'If lht, t'lTatk ..,urfan' 110w..;.
<br />lIuwl-'\"t,I', siglls of ]0('011 ground-water dl:'pll"
<br />ti'Jll ;'tn' ;ll'pt'arin)!, and plans lul' a ('l.mbin,'\.1
<br />):I".untl+surfan' Walpl' ...;y...;tt'lll an' IIl.'ill):
<br />p,"'"al"l'l:l. ;\l,lJra:-<h:a, whkh m.akl'" up most of
<br />thi...; an'a. ha:-< nllldl' iml'l"on'lj agl'iniltura]
<br />t'flkit'lll'Y it:-< main planning gila\. i1t'Jl('I',
<br />t~mpha..;i:-< hl'n' must II\' on lantll'oIlSt'!'\"atioll,
<br />I1rullll'(llltr,,], t'ro:,i'lll t'lmtl'O], irrigation, and
<br />drain;l)!t'. Ih'l.'J't'ation, fi:-;h, and wildlift' J"t'-
<br />...:ourn's ;II'\' u.":I'l:1 mainly by n'sidt'nt:, of th,.
<br />an'a and a"pt'HI' :,tlffil'it'nt 101' tht-Ill, I'lanll,...!
<br />impmH'nwllt...; in walt'r quality will be import+
<br />ant tll tilt' ,'nhlU1l'eml~nt ul t'Il\'ironml'nt;-t!
<br />\';lIth:'s, :'I!lI!'t'l:)\','r, in tinw ""n1l'I'fth\' watt'r:,of
<br />this an'a may he tl'1tn"I\'rn"(l lo <lid agTi~
<br />l'Illtural. I'n\.in.lnmt'nta]. alld uth,'r PU'l)lJH'S
<br />ill ;u.!jaeelll \"alh'y:,.
<br />
<br />TIr. .\'i..hmra ..\n a . Thi:, 1t}!rkultural an'a i:-;
<br />:-;par:'t'ly 1"-1pulatt...1 and sparsl'ly dl:'\'t-'Iol't'tl.
<br />Tht' tll'mands nil its with'!" supplil:'''' an' 110t
<br />IlOW, and Ilot "XIlt'l,tt:'t.1 to bt" grl'at l'llough to
<br />put SI'riOll'" pn'",,":ul't' 011 a\'ai]ab]t, rI'SOUI'l't'S,
<br />In laLl, ..,oow water may h" a\'ailablt> for
<br />I'Xport. The most prumi..,ing ollf)l)rtunitit.'s
<br />hen' an' for I:'Il\"ironmental enhanct'mt'nt and
<br />rl:'('rt'ational dt'\"l:'lopmt:'nt. Thl' agricultural
<br />ba",l' (':tll bt' impro\"ed by tht-' t'xtt'll..,ion of
<br />
<br />r.IW\\'TIlI;\ FoCI-: IJIFFEHE:\T AIU':.-\:,.
<br />Thi...; suhba:-;in nJllsi:,ts of four major art';\..;
<br />with a."; m..my kind." 01 pru1..]I'm:" Th,' 1.'\'1'1'.
<br />..,ha(llf\\'ing-lac1ol' i...; a "h()11agl:'rJfwatt'ralul tht,
<br />COIlSt>qUl'nt nt't'l:l to dt'\"t:']op supplil':-. Th,' u:'e"
<br />of tIll' dt'\'('I"{Jt'l:l wHtt'r will \'ary ill each an'a,
<br />but tlwn' an' n" major ('unllict:,. In Pill',
<br />g-rowillK munil'ifJa] anti industrial Ih,t'll.'" an'
<br />dominant; ill anoth,'!". agl'kultural 1lI'l'd",: in
<br />a third, Ow managt'ml'nt of outst;ultling
<br />~rotlnd-watt:'r I't'."I'UI'I't'S: alHl in tht, fl'Ul1h,
<br />
<br />~
<br />
<br />t'n\'ironmt'ntal IH't'(ls. Then' I'xist... th\'
<br />possibility Ill' t'\'t'ntual wah'r-..,haring ht'tw",'1\
<br />arl'as.
<br />
<br />Thi:- is tlw biggt'..,t of tlw subuasills - !J~I,;)OU
<br />.';tIuart' milt,:,. With 11t']l\'t'1' un th,' WeSt. Lin.
<br />t:oln on the t'ast. alld a numlwr of nther sub-
<br />..,tanti;1I !'itit'''' llt'twt','I1, it ha:-; mon' indll:,tl'Y,
<br />mon' urbanizatioIl, mon' irrigated ;lereagl',
<br />more l'mploymt'nt, and mort' PI'Ospt-'(.tin'
<br />growth ill population and t'ntt'I'J1riSt', than
<br />any othl'l' subbasin. Thl' exish'IlCt' offour main
<br />ri\"er.., :,uggt':-its an art'a-by-an'a ;maly..,is soml'-
<br />wh<tt Iikt> that m:ult' 01 till' L'ppt'r ).tissouri
<br />Suuua:,in. Ttll' I't'gioll is domilHlh'tl by thl'
<br />Platte Rh't-'r (biggl'st tribut.ary of thl' ).lis-
<br />~ouri) and it.., South and ;\OIth fork", ('ach with
<br />an indt'Ilt'nt!t'nt \"alll'Y in it.., own right, Tht,
<br />:\iobrara Rh.t'r to th,' north is out:,ide of. ;tIlt!
<br />quitt' diflert'nt from, tht, Plattt' systt'm.
<br />
<br />TIll .'"lIlh l'lalf. AI'Il/ . This an'a indudt,,,
<br />IJ('!ln'!". (;n'l'lt'y, Ft. t'(I]]ins, ami ('hl'YI'llllt'.
<br />Pl'Ojt'l.'tillll" indil'.att' that It willlJt' amoll,l.! the
<br />(ash'st-~l'owinl! area....; in t,ll' gre,Ilt'I' :'Ili.":SolllJ'i
<br />I{i\"l'r Ha"in. Its :,ur1'an' watt'r:, ha\'t. Illng
<br />sinn' ht'l'l1 l'ompll'lt'ly apllIl'priatl'll. anti
<br />additi"nal :,ul'p]it,,,, impoI1\'I:! l!"llm th,' ;\orth
<br />Plattt' allll till' \',,]nrado J:h-t'r B.."in ha\"e a]""
<br />llt,t'n fully appropl'iatt--'ll. HelH't'. thi.., an'a i:--
<br />ah'eady l'I'itkally :,hol1 of watt'r alld will
<br />Oel'onlt' mon' s" with I'\"I'I-y y.';lr that pa:-<sl'''.
<br />Th,' main ,-,lojt,\.tin' ,.1' tht' franw\\"urk plan ht'n'
<br />must bl' h' dt'\'l'h,1' walt'r a\'ailabilith's tn
<br />_":UPl'tlI1 thl' j!11lwth of ]ll'll\'t.!' ami th,' nthl'!"
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