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<br />SPECIAL FLOOD HAZARD INFORMATION <br />WOLF CREEK <br />GRANAllA, COLORADO MID VICINITY <br /> <br />private c1t1Zl!lIs and other eonce~ed non~mmentaJ. agencies; and <br /> <br />(4) reduce u:penditures al ruture flood control projects for the <br />protection Of developments vh1ch should not be built vithlnthe flood <br /> <br />1. Introduction. <br />'!his report present! 1nfor=atlon on the floodhaurd <br /> <br />plains. <br /> <br />.. <br /> <br />2. <br /> <br />'!he StreBlll and Ita VeJ.ley. Wolf Creek originates ln the <br /> <br />aI'elLS that adjoinWoltCr....k in Gre.nada. Colorado and vic1nity (a.... <br />Plat'll). Its contents a.ppear&llAppendix3ina."Detat:;...dProject <br />Report, In~st1gll.tion tor Flood Control, Gr!lllada, Colorado"vh1ch <br />findB that st1'1.lctural nood control vorks "re econom1C"lly feasibl.. <br /> <br />south-centraJ. part ot Proven County, Colorado. 'nIls countyeocQIIl_ <br /> <br />andreclIlliJlle'ndolthatthech&tlnO!lilllprove""'ntpresentedinth"report <br /> <br />PII.!IU"1 somoe 1.640 square mil"" in the southell.!ltem part ot Colorado. <br />'!he arM 18 devoted a1.m<lut e;i:cl'WIhely to a.erlcuJ,ture vith about <br />ha1.ttoraneh1ngsndheJ.ttotaradng. '!h..countylsentirelyin <br />the Great Plains physiogra.pue province. The drainage area ot Volt <br /> <br />b..ap"ll~dan<1thatlocaliIl't"l"!a~ implel'l!'mtth.,s<!lt~h"lp attribut8'e <br />of flood plain management to obtain additional. flood control benefit8 <br /> <br />Creek above Granads clIllIpriaes :].22 square milea. '!he stre&lll trenda <br /> <br />north......tvard. and enter= the Arkansas River near Grl\ll&da. '!he water_ <br /> <br />at modest coat. 'Th.e guidance h..rein is designed to assist in the <br /> <br />ehed 18 llteep with an average thal.weg 1l1.ope ot about 20 teet per <br /> <br />planning Illld adoptioo. of such flood :plain man~elll'mt techniques ae <br />may be moot advantageoUll in ~tll.bliehing control over the cOllll>.un1ty'e <br /> <br />mile. '!he lITea ill sparsely coveredvith vegetation engendered by <br /> <br />the semiarid olime.te. 'Ibese conditions tend to produce high pesk, <br /> <br />floodproo.ela.nds. <br />b. BQ5ic obje<:tives ofthh report....e to: (1) provide <br /> <br />IlVderate Volume tlooda. <br /> <br />3. P.....t Floods Md Flood Data. StrellJll gaging recorda are not <br /> <br />definitive t1oodho.:ardint01"lllS.tiononthell~aseubjecttoinUlld&- <br /> <br />availehle tor Wolt Creek at Ore.na.<Ia. HOItever, repOrts indicate that <br /> <br />tion in amnnner e83ily understood by the la;fmsn, (2)encoure.o;e <br /> <br />there""", tlooding at GrMada f1"omlloltCreek in May 1918,Septelllber <br /> <br />optilllWllandprudent ""e of flool1p1ainlMda by proviciing State and <br />local. agencies" factual. basis for ndudng flood da.n\.e.ges nnd ha~ards <br /> <br />1920,Ju1y1925,Ju1y1935,M.ow1936,JUlle1949,Ms;r195l.Ml\y1958, <br /> <br />JUlIe 1965, and August 1972. Dellcriptiona ot the more nota.b1e floods <br /> <br />t!1.rougt. canf'Ully considered, vell-planned regulations governing the <br /> <br />t'oll0'0'. <br /> <br />USe at floodplainll; (3) publlci"", ava.ilableinforma.tion on the uae <br /> <br />!Illd haze.rds of the flood plains in a m!lllller to enlillt the support at <br /> <br />a.. JulY 11_12, 1935. 'Ibe July 1935 tlood is tbe earlieat <br /> <br />for\rhich a discharge estimate is available. 'lhillllton;v"" described <br /> <br />App. 3 <br />1 <br /> <br />App.3 <br />, <br />