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<br />fl;,--~:; <br /> <br />";:.', <br />;~iJ) <br /> <br />. <br /> <br />'- -"..j <br /> <br />West Divide Project (cont'd) <br /> <br />00 <br />~ <br />CO <br />C'J <br /> <br />Project Features <br /> <br />P1acita Haystack1/ <br /> <br />Yank <br />Creek <br /> <br />Reservoirs <br />Capacity (acre-feet) <br />Active <br />Inactive <br />Total <br />Normal water surface area (acres) <br />Dams <br />Height (feet) 301 132 183 <br />Crest len th feet 1,630 1,350 1,540 <br />In additlon to main dam for which data are shown, Haystack Reser- <br />voir would require a smaller dam 65 feet high and 565 feet long at the <br />crest and a dike 10 feet high and 455 feet long at the crest. <br /> <br />87.780 <br />17 ,880 <br />105,660 <br />148 <br /> <br />7,090 <br />500 <br />7,590 <br />182 <br /> <br />8,240 <br />970 <br />9,210 <br />146 <br /> <br /> Hunts- West East Four- <br /> man Divide Divide mile <br />Canals <br />Length (mil es ) 25.5 49.0 6.5 9.3 <br />Initial capacity (second-feet) 570 620 50 85 <br />Hydrological Data <br /> Yank <br /> Placita ' Haystack Creek <br />Drainage area <br />Square miles 101.0 26.2 33.0 <br />Mean elevation 10,800 <br />Runoff (acre-feet annually) <br />Maximum 265,200 22,300 23,200 <br />Minimum 92,100 7,000 5 ,400 <br />Average 156,200 12,600 11,300 <br /> <br />Irrigation Water Requirement ~acre-feet per acre)l! <br /> <br />Consumptive use <br />Effective Required Project diversion <br />Require- precipi- from Require- <br />ment tation irrigation ment <br />1.86 0.37 1.50 3.20 <br />1.90 0.37 1.53 3.88 <br />11 Range for different project land locations. <br /> <br />Supply <br />3.05 <br />3.70 <br /> <br />" <br /> <br />;1 <br /> <br />8 <br /> <br />" I <br />":p . <br />