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<br />LAKE MORAVE <br />(COLORADO RIVER) <br /> <br /> <br />Water Year 1991 <br /> <br />At the beginning of waler year 1991, the water surfaee <br />elevation of Lake Mohave, which is impounded by Davis Dam, <br />was 632.9 feet, with an active storage of approximately <br />1,431,000 acre-feel. <br /> <br />During the winter months, after some fluctuation, the walc-t <br />level was gradually raised to approximately 645 feet, with an <br />active storage of approximately l,760,oooacrc-fect by the end <br />of March 1991. The water level was then lowered during the <br />April through Maypcriod. The rcservoir declined toelevation <br />639 feet during the latter part ofJune 1991. During Juiy and <br />August, Lake Mohave gradually lowered further to an <br />elevation of 635 feet. with an active storage of approximately <br />1,487,000 acre-feel, in the middle of Augusl. Lake Mohave <br />fluctuatcd around the c1cwtions of 635 and 636 feet during <br />August through mid-September lhcn gradually rose to an <br /> <br />ACTUAL RELEASES 1991 <br /> <br />THOU~ND ~RE-FEET <br /> <br />120 <br /> <br />40 <br /> <br />0 <br />, y "'- <br /> I...- I.-- <br /> " <br />'I I / I \ <br /> ~ 17 <br /> ./ <br />0 <br />0 <br /> <br />100 <br /> <br />., <br /> <br />60 <br /> <br />20 <br /> <br />o <br />ONDJFMAMJJAS <br /> <br />elewtion of 638 feet by the end of September. The reservoir <br />ended the water year at an elevation of 638.3 feet, with <br />1,571,400 acre-feet in acthe storage. <br /> <br />Lake Mohave releases were made for dO'Yr'Ilstream wdter use <br />requirements, including diversions by users in the vicinities of <br />Laughlin, New.da; Bullhead City, Arizona; and Needles, <br />California, by The Metropolitan Water District of Southern <br />California (MWD), the Cenlral Arizona Project (CAP), and <br />the users dO'Mlstream from Parker Dam. During the water <br />year, total releases of approximately 8,377,000 acre-feet were <br />made at Davis Dam, all of which passed through lhe lurbines <br />for power production. Of that amount. approximately <br />1.253,000 acre-feet were then pumped Crom Lake Havasu by <br />MWD, and 473,000 acrc,fcet were pumped for the CAP. <br /> <br />LAKE MOHAVE <br /> <br />Reservoir <br /> <br />Acre-feet <br /> <br />Elewtion, feel <br /> <br />Storage Capacity <br />Rated Head <br />Minimum Power <br />Surface Area, full <br />Reservoir Length, full <br /> <br />1,810,000 <br />1,188,000 <br />217,500 <br /> <br />647 <br />623 <br />570 <br />28,200 Acres <br />67 Miles <br /> <br />Powcrplanl <br /> <br />Number of Units <br />Total Capacity <br /> <br />5 <br />240,oooKW <br /> <br />17 <br />