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<br />Collhran Project
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<br />Colorauo: :He~a Count)'
<br />
<br />Upper Colorado Rt".I,...-ion
<br />,",rater and '"tower Resources Sen"ice
<br />
<br />Thl' Cullbran Proj"-'I. in ",,,,,t-central Colorado. has
<br />dt'\doJW<l. lor muhiple pUJ"po!k'~. a major part of the un.
<br />u~ water in Plateau Crl"t'k .\Od il~ principal tributariM.
<br />Supplemt'ntul irri.ll'aliqp.water CUll k lurni"hl:'(llo 19,710
<br />acres and full irril{ation *n.,il:e call !Hi' ..upplit'd to 2:600
<br />acr~ of land. EI"-'Irical f'nl"r~' is genenllM for U!It" in
<br />.n,'st.cenlral Culorado. .\Iajnr projt>C( works includl" \'ega
<br />Darn and Re"'O'n.oir. t,",o ~w..rplan~. two majur dj"'er'
<br />"ion llam~. about Ti mil~ 01 ('anal. and about 13 mil~
<br />of Jlipt>/int' and p..n...lock. Ea,,1 fork Oiu.rsion Dam and
<br />Ft"fiier CanaL alool!' with th.. llnnham,CllttonW{Kl(! Col.
<br />[('Clion System. carl')' wlllt'f into In.. I,UlI(J'acre.(oo[
<br />capacit~ Donham Be~r"'oir, which in lurn ~upplie!l the
<br />major purtion of thO:' watl.'r to orwrale thl.' ,\tolina poWf>r.
<br />plants. ThE' proj"d ;II!\() ha!l rehabililaloo and mOl.liIil'l:!
<br />Ihe opd8tion of 17 !lmall pri~8tel~' O~HI..J "torllllE' re:ot'r.
<br />\'oin; on Ih.. Grand :\I",.a ~ituatO:'<:I in the Cutton...ood
<br />Crt't'k and Oil!: Cre..k watE'r!lh..Js. Fifh"t>n H( th.. 17 rE'N'r'
<br />voin pro\itl.. "awl" for 110....'1" a.:en..ralion throuah Iht' {':t.
<br />t'halllle of "torall''' watf"r "0 (,r:md :\1..../1 for irrUlation
<br />wlItt'r from \'''lI'a R......noir. ThO' "Ih..r r..~nlli.r!l 81...:) an"
<br />r~n'oo for irrilZatioo ..:o;chaot(t'!I.
<br />
<br />PLA.'i
<br />
<br />Vl',ga Dam wu ('(m!llruclffi acro,... the channel of Platl'8u
<br />Cret>k, formina a rl'....n.oir with a 100al capllcit~, nl.3J.,BOO
<br />acre-fet>t ilnd an Dl'li,'p I'lJrlll'it~. n( :t?Q&.l.acrt'-f....t. Thp
<br />r~n'Oir ,:.torf'':' "urplu" fill"" of Plateau. l""on. and Park
<br />Crt'i'ks. The 1.....<10 and Park Cr"l'k f10h!' art' brouil"ht In
<br />th.. rt'....nmir throui!'h th..~. 7.mil....lona.: wIn-Park Fl"f'dl.'r
<br />Canal. Tht' ::inuth~id.. Comal ..u..nds \\..~t from \'t'6I"a
<br />Re*I"Voir 32.a mil.... 10 II luminal drop ..lrUCIUlt".Hn
<br />:'\teNl. CrO:'<:'k abnut J.~J mil~ :'(Iulh nf th.. lown of :'\tf'!\4.
<br />Colo. Tht' I'anal rro!l""!I "t'\l'ral north.f1owinll U'ibutaril''I
<br />of Plateau CrO:'<:'k to ",hil'h rl'l..a~" art' madl' bUI c10f"!l nOI
<br />jntl'r~pl thl'ir fl.I". .\to~t prnj.....1 "lIt..r from Plateau.
<br />Leon. anll I'arl Crl"t"k... indlldinl: both ,:.tora~l' and
<br />dirt'{'t f10\~. i~ rf'l..a_l from r.'~a R""'t'nnir and Ilt'-
<br />li\'l'rl'tj b~' till' :'()Ulh~illf' Coma!. ....nnw \~-at..r i~ r..11'8~ at
<br />\'''11:8 HI"M'I'H'ir inlo PlalPlltI Cr_k for cliu.rsion,hy
<br />JO"'"..lream dilch..,..
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<br />\l'ater used for the al"nt"ration of powpr is collectt"d from
<br />Ihl.' Bii!' and Clltlonwut:M-J Cre.>k drainalle arl'D~ at ele\'a.
<br />tion~ of more than QBOO fe.>t abow ,...a 1..\'0'1. Th..!!('
<br />wat..r~ are ~Iore-d by th.. 17 pr..viou!tlv ..:o;i~lin2 rel!ervuWl
<br />nn Grand :\IMa or colteclffi by the Bonham-C'..ottonwOlxl
<br />pipt"Jinl.' and pipetl down the me!la ~Iopt"!t IhrollQ"h two
<br />hydffH"lt"Ctric puwerplants and rell'lI~ in In Plalt8u
<br />Cre.>k. Th.. two powerplanu haw a combinro capacily of
<br />13,500 kilowlltL~.
<br />
<br />Vt'ClI Dam and H"~t"noir
<br />
<br />Vpara Dam i~ near th.. Grand ~1t'!la in WP!lt..rn Colorado,
<br />abouI 10 mile~ t'1l~1 of lhe town 01 Collbran. Thl" dam i~
<br />II wnrtl. rollffl raM and rocUiII structure with a max-
<br />imum heillht ab.:)\'e foundation of 102 fe.>t, a crl"~1 ll.'ngth
<br />lIf :::.10(1 ft't't, and a \olumt' of Ilfll.825 cubic yard!l IIf
<br />matl.'ria1. Thl' 011111'1 ..orks i~ near Ihe left abutm..nt and
<br />l'Onsi"ts of an intak!" .lnlclurl", 5-foul-diaml't..r l'uncrl"te
<br />prl"""lIrl' conduit. concrl"t.. ~ate chambt-r lor a 3.5-foul-
<br />"'luar.. hillh-prl'ssure t'mergenc~' gate. H.fool-diametl'r
<br />t'OnCrl'te horSt"!lhllt. conduit conlaininll a ,,}l.inch-diameter
<br />"11.'1.'1 pipe. control hou!<l.' containing IWO 2.25.foot-,o,quare
<br />high-pr""'!Iur.. oonU'olj1;ate!l, concr..te stillin,l!: ba!lin, and
<br />an outlet channel which di~hargt''J into the 5outh"ide
<br />Canal.
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<br />\'''lI:a H"!I<'n..oir has a surfacl.' area of about 1"ll_1O acre!l.
<br />with a ('apacil~' 01 33,8\10 acrt'-fl't'l. and a shor..lint of ap-
<br />pro:o;imatf'ly 7 mile".
<br />
<br />L'i.n.Park F..t'il..r Canal
<br />
<br />Th.. u..m.Park Fl't'dt>r Canal ('On\'f'~'s wat..r from Leon
<br />and Park Crf"f'ks to \'''11:8 HI'N"noir. Tht' 350-cubie.foot.
<br />pt"r-__'Ond-t'llpacity eanal ~.ll:ins at thl' Leon Cr('f'k
<br />Di\t'r~ion Dam un u..1O Crl"l'k and t':O;It'nd~ ab.:lut ~ mile~
<br />10 a ,iphun undl"r Park Cr.....k. \'raler di\t'ned from Park
<br />Cr.....k b\ thl.' Park Crf't'k Di\l'r.oion Dam, about 1.000
<br />ff"f't ab<l~f> Ih.. ,:.iphon oulll't, Iht'n oombin..... with thl.'
<br />l...>on Crl'<'k di\l'r,.ion!l. and now.. about 0.7 mil.. to Vega
<br />Ht''''-I'\'oir.
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