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<br /> <br />IN REPLY <br />REFER TO: <br /> <br />UC-439 <br /> <br />\ <br /> <br />United States Department of the Interior <br /> <br />BUREAU OF RECLAMATION <br />UPPER COLORADO REGIONAL OFFICE <br />P.O. BOX 11568 <br />SALT LAKE CITY, UTAH 84147 <br /> <br />II DIR R I <br />I <br />SC i <br />lAse I I , <br />I <br />I~J ; <br /> I <br /> I <br /> <br />J'..UG::' i 1990 <br /> <br />RECEIVED <br /> <br />SfP 0 4 '90 <br />COLORADo WATER <br />CONSERVATION <br />BOARD <br /> <br />Mr. D. Randolph Seaholm <br />Senior Water Resources Specialist <br />Colorado Water Conservation Board <br />Department of Natural Resources <br />State Centennial Building <br />1313 Sherman Street, Room 721 <br />Denver CO 80203 <br /> <br />Subject: Natural Flow of Colorado River near Cameo (Hydrologic Analysis) <br />Dear Mr. Seaholm: <br /> <br />In response to your May 31, 1990, letter requesting information on the natural <br />flow of the Colorado River near Cameo, we have enclosed the following <br />information for the 1906-1985 and 1968-1985 periods: <br /> <br />1. A listing of the data in a format similar to the United States <br />Geological Survey Open File Report 79-1060. <br /> <br />2. A ranking of the data and the identification of the 10 percent, <br />20 percent, 50 percent, 80 percent, and 90 percent exceedance flows monthly, <br />annual, and April-July values. <br /> <br />3. Monthly flow duration graphs. <br /> <br />4. Hydrograph plots of the 10 percent, 20 percent, 50 percent, 80 percent, <br />and 90 percent exceedance flows. <br /> <br />If you have any questions or need additional data, please contact Mr. Brad <br />Vickers at (801) 524-5576. <br /> <br /> <br /> <br />Wa E. Cook <br />Re onal Supervisor <br />f Water and Land <br /> <br />Enclosures 4 <br /> <br />--- <br /> <br />~, ~ ,"' <br />