Laserfiche WebLink
<br /> <br />Narrows Unit <br />August 1966 <br /> <br />hydroelectric power generation is planned. No specific pro- <br />'sions are included for municipal and industrial water; however <br />,~ture conversion f:om irrigation supply to municipal and indus- ' <br />'rial water supply 1S not precluded should the need and desire <br />'rise. <br /> <br />~None. Released supplemental water would be carried in South <br />' 'Tlatte River to the diversion works of cooperating irrigation <br />\j~';;:'syste",s which are already in existence. <br />s\, : ~ <br />ii,PROJEC'l' FEATURES <br />fl,;'. <br />-e;', <br />Nan'ows Dam <br />'1~ ' <br /> <br />Located on South Platte River about 7 miles northwest of <br />Fort Morgan, Colorado <br /> <br />Type. _. . _ . . . . . <br />Height above streambed <br />Crest length . . . . . <br />Crest elevation. . . . <br />Volume of embankment . . . . . . . <br />Spillway capacity (peak discharge) <br /> <br />Rolled earth fill <br />146 ft. <br />22,120 ft. <br />4453.0 m.s.l. <br />8,840,000 cu. yds. <br />27,600 c.f.s. <br /> <br />Narrows Reservoir <br /> <br />Area top of joint use pool, elevation 4404.3 <br />Shoreline top of joint use pool <br /> <br />14,963 ilcres <br />40 mile s <br /> <br />Narrows Reservoir capacity (acre-feet) <br /> <br />Elev. Initial 50-year* <br />Item (feet) conditions conditions <br /> <br />Streambed 4307.0 0 0 <br />Dead 4339.0 17,350 10,185 <br />Inactive 4351.0 32,810 27,773 <br />Conservation 4399.0 373,025 355,227 <br />Joint use 4404.3 75,000 75,000 <br />Flood control 4428.5 475,000 475,000 <br />Total capacity 973,185 943,185 <br />t Surcharge 44Lf'7.0 575,373 575 ,373 <br />1* For space allocation purposes, all sediment is assumed to <br />! accumulate below the top of the conservation pool. Sediment <br />! accumulation is estimated to be 60,000 acre-feet after 100 years <br />of operation. <br /> <br />100-year* <br />conditions <br /> <br />o <br />4,916 <br />22,399 <br />335,8'70 <br />75,000 <br />475,000 <br />913,185 <br />575,373 <br /> <br />6 <br />