<br />Oin;.~ -
<br />
<br />o:J.:\";!lllln~ hi~h~1 lh..l! the ".'II('IJI In\'! ,.\ [he pIJII\).
<br />Allhuu!!,h Ill.: .l1':J .I~ J wl1\l1.: I, rlllhll~ JnJ Tallwl
<br />IhlJruul'hl~ dl,~deJ b} ,1T(';j111~. th('re :.He mlJI!. ll(;!rl~
<br />le\el J!e.l~ on Ih.: ~lre.IJl1 JI\IJe~ ;JnJ J II..... rel..tl1h'l}
<br />!;.tTge JleJ' ,\1 gl'lltl~ ["Ihlll! 1,'11':1 ;lIe '~J.II<:rl."J thl'lU~h.
<br />(JU! 111... ....:1.11(\11. BJJlJrHh .Iud ~.lllY\1I1 ..rc;!, ll(,.:UI J11H1!C
<br />the \\:hl1e Kl\'el 111 S,'Ulh DJkOlJ. l.lllle \h,MlUfl I{I\er
<br />111 :-':mth Ihk.,IJ. Jud III lh.' ,,[;jIIlS JdJ~..:~nl III Ihl'
<br />:'Ill~'OU!l. Ydh"".~I"Ili: ~lHj i'1lv.I,kr flH'f' In :'I1"rll..lI~
<br />.Iud \\Y""l1l1!! 1 Ill: BIJc.k llill~ Jr':J IS n"HJllI~lIHIUS ~Ild
<br />has nflcJ "-1I1 ..umhll,llls_ Slof'':~ ~re SI':':p III pr.:,'If'U'lll'i
<br />:.IIld Jr.: IYI'I..Jlh ...,,,.:r.:d v.1\1l ,I~nd, ,II p,'nd.:r,''.J f'1l1~.
<br />n:.lIl\1e !!rJSS llllrede" .Ir<';ss, Jl1d l:>;sle.'.l.l~gy wd"
<br />The ~,lltht"rn Ihgh "blm \.:..:11('11 sJupes gelllly
<br />eJslw:'lId Irllm Ihe RlJ..:k\ :'Ih'UlllJHI Ir,ml lTT rhlllll-
<br />.:enll.ll C"loud,' .Iud "'lulll....:nll~l Wyolllltlg One r.lft
<br />of 11m ......l[<'ll e\lend, cJ,Iv.Jrd ~..:rl'" n"lth...:enll~1
<br />:\ebrJ,b .md '>0ulh..:cnlr.ll S'llilh UJkolJ TIl.: plJllH .lIe
<br />..IlJT~dcrt/ed by' n':Jrty kwt I,J r,Jllln!! IJbklJnd, v.l1h
<br />lully 10 luugh l:>roken .If':JS ;shlng Iht' \Jlky SIUl". SII<'Jll1
<br />dl~'i<.'dlun IS .....dl eSIJbhshcd v.llh hWJd Sl1l'l<llh dlnde,
<br />bel ween Ih..' blgel drJIIlJ.:':s ,,\ Jhlm.:1 ,ul:>JI\'l'I,'n III
<br />the :\llrlhelll I1lgh I'IJlll' "';:1..l1ulI I' .I !JI!!l' .11".1 ,11
<br />~lldhlll,mllnrlh...elllrJI '\dH.I..kJ
<br />Th~ Se'Ulh CelllrJI '~bIJ..kJ Lnt'" ,.:.:Ilnn lfl<:huk, .I
<br />SJllall afCJ 1Il no!lhweslern t\JnsJ,. II b .m Jlt"J WIth
<br />n~Jdy Icv...l pblll>. r"Bm!! bud. Jnd le1!lj! !l~rru" lilT.
<br />Jis.se..led rblll~ telllll.llll, IhJt 10rll1 dl\.IJO h...lv....t'll .I
<br />ralh~r (ilfllpkll' pJllclll "I drJIllJ!"cs.
<br />The C.:l\u;ll t\Jll'>J\ Kl,lIH\!! PIJlll' ,,'dil'1I ",..uple~.1
<br />larg... JI"':.! III llUllh...l'tllrJI "-Jll<;;J' S\[nn~l~ [lllhn!, rdlt'!
<br />pr...dOTlllnal6 ,1\<'1 Illl' IWllh,'TII :.llul v."stelll rJII~ 01 Illl'
<br />alt"a, wllh Jt'eply entrel1..hl'd dr,llOJ!,':' .Iud ""'(J~h)n:.lI
<br />Slnll(llh dl"lI.!.:' helv.erll mal"l ,IlCJIllS SllHH<lhel plJllIS
<br />,1l'(U! tIllh.: ,outnt'lfl JnJ ',Hulh"a,telll P:'I1LS
<br />
<br />Study Areas
<br />
<br />Bc':~uS<.' "I Ih... Imtllel!"" SU.l' "f th.. \lls,e'UrI RI\'l'1
<br />Ha~l11, thl' JIH'r~ll~ "I lIS .:lullale :H1d rl'"lurd~~. Jlld
<br />dlSlllbulllll\ 01 tll... pllpulJtleHl. Ih<' IIlJI<'llal Jlld IlfldJll~'
<br />lJ1 thl' appc'nJl)' Jrl' pr........nl<'d by subb:l,ms "I 'lltl.
<br />rl'giI1IlS.J,t'1l1lov.,
<br />
<br />Subha\irl
<br />
<br />Lipper \11,,,'Ull RIver Tribulalles
<br />Yel111v.slone RI\'e!
<br />Western DJkotJ T nl:>uIJllCS
<br />Easleltl (hk(lIJ TnbulJflCS
<br />P13tle.\lelbraIJ RIler,>
<br />:'I1idd1e :'I1Is,;oull Rlvellllbularres
<br />Kallsa. Ri\er
<br />LowcI :'I1I"oul1 RI\er Tribu!;H1es
<br />
<br />..1 eloph'cl Suhhl1~i"
<br />Ahhrel"iat;o/l
<br />
<br />tp~r\lls,,-'urt
<br />'1ell"w,lont'
<br />We~lel1l VAe'!J
<br />EJsI.:rn D.lkolJ
<br />P1Jlte'\lObr;IIJ
<br />:'IliJJle:'l\Mllurl
<br />Kansa,
<br />Luw<,r :'I1"sPulI
<br />
<br />SllbhJ'llI' "I'II<,,>p,)[\d Il' thc JrJltlJg..' Jre.l 01 Ihe-
<br />,1I1.'alll ur slrl'JIlIS .I' IIJtll...d Jnd .I' IllustrateJ b~
<br />figulc 3. Suhrt'!!lllll h"UlldJI1~s !:enerJl1) .:ulllllflll to Ihe
<br />,ubb:.lSIfl be'unJ.lrl<'s. but are J~lln<'Jll.'d b~ ~.,'unty linl's
<br />....Ie.:led tor ~!JIl,II(JI JVJIlJbllny and e...Ollell11l.. ilIlJI~'I'.
<br />rile :'IltS..OUlI Rller wlu...h ':lllllpn<es only Ih<' v.~It'r ;lTea
<br />of Ihe :'I1t,soUIl RI~CI IJnd mJlIl.sll'rn f...~er.-'OlrsJ from
<br />llucl.' Fork,. \Iun! . to liS ..on!lucll..... wnh lilt.' :'I\ts;.iss.
<br />lppl RI~t'r. WIll re':l'l\'<' ~redJI l.'onsldcfJllOn hI! hydro.
<br />lel~I':JI :.lIlJIY'I~ Jnd the spedJI ,<I\'i(e~ Ihilllt rr\l\'llh'~.
<br />..h .I ~l.'I1...rJI Tuk. lllt"tlTlllJIlOII helt'll1 WIll b<' de'lg.
<br />IIJIl'J. .I, III v.hl'lh<'1 Jl IS by subbJslI1lH hy ,uhre~I(ll\.
<br />
<br />SOCIO.ECONOMIC CHARACTERISTICS
<br />
<br />DurlllJ:: thl.' ba,UJ's dcvdopl\l<'III. "Jlt'1 Jlld ,pJ':l' 1m
<br />IJl1dl hJv", bn'lI IIII.' pflll1l.' 1I1<1\'<,r, of !!lOwth WatcI
<br />~r.-..d ;1" thl.' pllmJr}' IIl<'Jl1S of Ilaml'"IIJtlL'1l to Ih(-
<br />.::.nly ~l.'Jr~ ,.\1 Je~'<,lnprnl.'lIl,:.I" l~ ~Iill ;SppJlenl fruTll!he
<br />prcsl.'n!--\.by 1,1..:.IITOIl ollhe major p<.>pUlJtLOll ~'cnl<,rs rn
<br />Ihe h.ISUl. TudJY, J. 1Il ~c,leryeJf'. WJlel 101 JgTI(UllUr....
<br />lllJu,lry. JnJ ree'leallllll, :'I~ v.t'1l JS ,p.I(t' lor lallu l. I, SIIIl
<br />Ihe J01ll11l:'1II1 1:.l':WI Jlllllc dc~d\J('lTle\l1 or l"pJrlSlem e,f
<br />.In Jll'J e':olhl111~ fhe'c le~)UI,C, V:.IIY frorn pla..<' to
<br />rlJ.:e. .I, d()...~ thl" P"I'IIIJI1'lIl dellsny III till' :'IllssllUrl
<br />KlSltI. ~'_' IhJI Ihe !-\J'lll .:ottld ....-dl bc d<,~.:rtbed a, an
<br />JreJ llt IIJIIsIllun h....:au'l.' (II Ihe WIJC ~'aflallC)J) Il\ the
<br />IlJlur.llenVlI<1nml'lll Dl'SPII'" Ill<' 'Ill' alld "')'Ul.'tl1e~ of
<br />the haSlfl. Ihe prohll'llls :'l1IJ deslles ll! Ih<' pcupll' arl"
<br />rt'lllJrkJbly slll111al
<br />IIIS!e)n'Jl1~, Illl' pll'IlCeTs 1.1.:...d IIlJllY plnhlelllS su..h
<br />J' tr:.lllspnflJIIllll. v.Jtel, InJIJlls. buildllli!-lllall'flals. Jnd
<br />lerll.:lfl!" ,Olll<' ,,( whl..h IIl<'Y fJileJ 10 ~ol\... fully. A
<br />del<'fl\llller..! l'fh'r1 tn II~': on till' plJlIlS Jnd tJ.:e the
<br />lIlallY problclI1~ WJ~ 11\11 made unlil allCI lit... CI\"II WJr. A
<br />C"<,nluIY IJI<,r 1lI:.11lY ,11 Ih... c:.Irly.Jay pwbll'llls Sill!
<br />"'l,nfr"nl Ihe pio"'p!C, ,u.:lI .I'; polil1.:al b,lUnJarirs,
<br />dim.l!e \."I'ndlli,lll'. lkll'>tty 01 popu!Jllon. and d"tJnl'C
<br />IPs<'r.ia..enle".
<br />II I~ tlll<'Il'..ltn!, 1" note Ihal the .:1I1e-s Jlong Ih"
<br />:'Ills~llUTI 1{1\'t'1. .Iud SlJme ell Ih~ mIllIng ":llles.l!:lev. 10
<br />regwllJl 11l1porIJIKc. bUI by 'Jnu.laq!l'. Ihe CJltll' (cnlers
<br />dlJ Iwl
<br />RJIlllud, ...Ju....d Ih... ...a,teln ~Jle"":.I~ .:illes hi JOII11'
<br />lIall' Ilw _,'111111t'T\."'" ot Ilw ba,llI 1'lllllJrtly bC~Jll"" of Ih...
<br />eJ,I.\\<',1 Jh.!'nll1~'nl lIt' the 1ll.iJ1T TJIlrllJds. th~ oll!,lllal
<br /><'(Ol!orm.: JreJS J...\-..lopeJ Jhlll~ Ihem. T odJY. the majeH
<br />..'':''Ill'IllI~' le~r"l1" JI<' :.I ~rtl" III t'Jq.v.e,t ,tl1p' J(ross
<br />lhi' bJ~1I1 wllh Olll' III Ih.: gJle....J~ .:tiles JI lite eJstl"rn
<br />eJg.: :'Ilosl of Ih~ "mnel" 11.'.... ns ,till persl~1. and man)
<br />pt'rt"llTllt almost Ihe ~1Il'" t"ulldillllS. but none ha,
<br />JllrJ..led Ihc tn,lIIUlle'n, Jnd industry nCI.'es.sJry for
<br />IC!,lunJI dl>tlIll1JllOll
<br />Thl' brllli'TS :.IlIJ rJn.:hers. to J ~feJI ~).tenl. hJ\I~
<br />be...n .Ible l\\llh It.'dllllllo!1-r.:JI ImproWll1ellhl 10 Jdju~1
<br />W ;111 <,,'Ol1pml~' Jnd 'll,'IJI ,y.11"1ll m,'rc JJapleJ to the
<br />
<br />\I
<br />
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