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WSP04694
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Last modified
1/26/2010 2:15:11 PM
Creation date
10/12/2006 12:31:54 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8281.400
Description
Colorado River Studies and Investigations -- Colorado River Depletion Projections
Basin
Colorado Mainstem
Water Division
5
Date
6/1/1965
Author
C. Jex Engineers
Title
Report on Water Runoff and Stream Depletion of the Main Stem Colorado River Basin in Colorado
Water Supply Pro - Doc Type
Report/Study
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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />o <br />':-) <br />W <br />~ <br />en <br />00 <br /> <br />Undepleted Little Dolores River and Coates Creek Runoff <br />Average for 18 Year Period 1943-1960 - Units Acre Feet <br /> <br />Estimated Runoff at State Line <br />Strean: Depletion <br />Net Undepleted Water Supply <br /> <br />Present and Poten~ial Water,Use <br /> <br />15 , 000 <br />i'OOO <br />1 ,000 <br /> <br />Records indicate that irrigation in the two stream <br /> <br />basins has declined from about 3,100 acres in 1939 to a present <br /> <br /> <br />total;of about 2,190 acres. The water is used for irrigated <br /> <br />crops and for livestock pasture. All irrigated lands receive <br /> <br />less than a full all season water supply. The present and <br /> <br />future use of water is expected to remain about the same as <br /> <br />there :appears to be little opportunity for any new development. <br />The estimated stream depletion is summarized in the following <br /> <br />table :, <br /> <br />Present and Anticipated Stream Depletion - Units Acre Feet <br /> <br />':'A verage annual stream depletion <br />by irrigati_on <br />Average annual stream depletion <br />by domestic and livestock <br />use and reservoir evaporation <br />Total annual stream depletion <br /> <br />2,600 <br /> <br />400 <br />3,000 <br /> <br />>:'Includes allowance for natural vegetation, seeped <br />land and 1^1ater surfaces without limitation to man- <br />made depletions. <br /> <br />42 <br />
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