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<br />. <br /> <br />. <br /> <br />. <br /> <br />8. T:18 Little Dry Creek chaYJ.:.1el oxco.vatcd t~11'Ol-~~)1 "0nclcrrood, .~o::'ol'ado, <br /> <br />ho,s cn t:..vcrago base width of 12 foet, 8.verc.' 8 side slop',,;s of 1 on 1, :1Jll~ :~Jl <br /> <br />o.vcrc.gc gradient of .00455 foet ];Jer foot. 1.1;:; is CSGu:1tialJ"y un~.:;rotcct,~,:J <br /> <br />against erosion. Tho cc:.pacity of "tl"::.o cP.n,n.:'1ul h:...\[; bD.;n csti::1O.tod -te, "1::;., 1088 <br /> <br />the-.n 1,500 second-feot. <br /> <br />9. 1'110 chD.l1nql 0:: 13ould.cr Crook th:rough ]oulrlcr, Colorado L~ ol)[~tructcd <br /> <br />b~r sovornl bridges D.nd on.") irrigc..ti:Jn di-vcrsi',u dc.m. J:t is closoly borderod <br /> <br />by brus:' nnd smo.ll troos D.na is uZ:;i..:o.tcd to hc:.vo c:. bCllkfull cc:.po.ci <br /> <br />Yc.rv- <br />" <br /> <br />ing from about 3,000 to 12,000 socona-foct. <br /> <br />10. Tho bunl{full CCtpo.Cit~T 0:" Co~l Cr()c~: [',t j::;rio, C010l"ldo ie. oC~ji-' <br /> <br />mated to vary fl'Ot'l 3'00 to 2,000 sccoad-foot. <br /> <br />C 1 imG:'c 0 12fi[ <br /> <br />11. Precipitation. ED.infa11 records c."e c:.vni1ab1e fer 1,15 st".tioc:s in <br /> <br />tho South Pluttc !li7or be-sin o.nd 1...:2 st:-\.tions ~~rtlic11 aI"] f'.c:jo.ccnt to tb: basin. <br /> <br />Thore arc 111 ncti"llo stations inclu.dod. in tho c.bovc which o.rc buin.C opDrc.tod <br /> <br />either by tho T;. 0. ':To~thor Duree.v. or o.s C'. pa..rt of tllO U. u. ~:roE\.thcr 13-~"lrO~\U <br /> <br />Hydrologic }!cuvork in cooperation with tLc U. S. 3ncincorc. Pc. comr1otc list <br /> <br />of tYw vioe,ther sto.tions is proscnte;d on ~lc,tos 11-2 ~....n6 IJ:-3 r:i"Gh th:j r.:n.xi.. <br /> <br />mum, minimum aDd ::1.02.n 8..'1.nuc~l :91'ccipi t::,:i::;iOl1" o.r1(l o-':.;hor p0rt.inonJc da.tc... Tho <br /> <br />locations of thoso stc'.tions arc shov;:] on ple-reu II-I. <br /> <br />12. Tho miniuutn averuso D.n~luc.l precipitation ".,ithin tho 'bc.Gin, 8::CO:,.~,t- <br /> <br />ine tho 30uth Park 0. ro,~., is 12.,.35 inchos Et Greeley I Colorc.do, C..::> ir:.di cated <br /> <br />b:~ plc,tc II-I. Thu o.voro.go Mnual prccipito.tion 8..~ Ho..rtscl, Golorcv:a L"1 tl:o <br /> <br />So"nth Po.rk o.roc~ is 10.77 inchos. The ma:,:imum [~vuro.go un J.-~.~'.l prGcipitD.1,;iuL1S <br /> <br />occur in thu mountcdn reGions, v!i th 30.82 inchos D.t Silver Lllko, (~olora(lo. <br /> <br />13. Table 3 prescnts the mon'c:01y dictrih:ltion of pl'eCJi:,ito.tion' in <br /> <br />percentcge of theaver~.c;o annual procipi 'ktien for representative wee.ther . <br /> <br />. s'~ntions in the South Platto RiVe'!' basin for which the avero.ge mU1Uc,.i pte- <br /> <br />cipitc.tior..s c.re prosented on ,pbte Il-2 c:.nd II-3. <br /> <br />II-10 <br /> <br />