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<br />3 <br /> <br />EN....IoIlN F. STAPLETON <br />· CNimwn. Oenwr . <br />EDERICK V.KROEGER <br />fA V6(:ll-Ch.lf"I'Mn. Dur.ngo <br />JOHN R. FETCH~R. <br />.--.. ~ Spnngs <br />C.101. FURNEAUX <br />",.'dfl' <br />FLOYD L. GETZ <br />Mont' VIIt. <br />'ATAICK A. G!JRMLEY <br />Grand Ju,ncttOn <br />.OBERT A. JACKSON <br />ruoblo <br />DAVID LEINSDORF <br />Cl....d Bun. <br />HERBERT H. VANOEMOER <br />Sterling <br /> <br /> <br />J. WILLIAM M~DO~A~.~ <br />Director <br /> <br />LAAEN O. MORR!~t <br />Deputy Director <br /> <br />RICHARD 0, LAMM <br />Governor <br /> <br />DEPARTMENT OF NATURAL RESOURCES <br />COLORADO WATER CONSERVATION BOARD <br />823 STATE CENTENNIAL BUILDING <br />1313 SHERMAN STREET <br />DENVER, COLORADO 80203 <br /> <br />TELEPHONE <br />13031 839.3441 <br /> <br />July 28, 1980 <br /> <br />Mr. Stephan A. Prokopiak, P. E. <br />MSM consultants, Inc. <br />570 West 44th Avenue <br />Denver, Colorado 80216 <br /> <br />Dear Mr. Prokopiak: <br /> <br />The Colorado Water Conservation Board has evaluated the <br />available hydrologic data for Timpass Creek, including the stream <br />gaging data, the Corps of Engineer's hydrologic analysis and the <br />~ USGS values presented in Technical Manual No.1. <br /> <br />FOr the floodplain study of Timpass Creek, the following. <br />values, based on Technical Manual No.1, should be used: <br /> <br />SOO-Year <br /> <br />78,900 cfs <br /> <br />IOO-Year <br /> <br />44,000 cfs <br /> <br />50-Year <br /> <br />32,900 cfs <br /> <br />10-Year <br /> <br />14,200 cfs <br /> <br />The technical addendum need only state that these values are <br />from Technical Manual No.1. If you have any questions, please <br />contact me. <br /> <br />S~1Y'~L <br /> <br />E. I: Jenesok, P. E. <br />Supervising Water <br />ResOurce Specialist <br /> <br />____ E IJ : tam <br />ce: Mr. Frank Jaramillo <br />Corps of Engineers <br />Albuquerque <br /> <br />'md <br />