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<br />0(' 1') :-7 <br />J ~.:..J <br /> <br />. <br /> <br />.. <br /> <br />COLORADO RIVER BOARD OF CALIFORNIA <br /> <br />~, <br /> <br />May 28, 2001 <br /> <br />COLORADO RIVER WATER REPORT <br /> <br />The following report summarizes data obtained from provisional reports <br />of the U,S. Geological Survey, U,S, Bureau of Reclamation, International <br />Boundary and Water Commission, and Imperial Irrigation District. <br />1. Active Surface Storage].! in Reservoirs at end of Month (Thousand Acre-feet), <br /> ADril2001 <br /> Change Change <br /> Elevation % of During from <br />UDDer Basin Storaae in feet Capacity Month 2000 <br />Lake Powell 18,821 3,662,5 77% -44 -1,853 <br />Flaming Gorge 3,041 6,021,7 81% 16 -156 <br />Fontenelle 117 6,469,5 34% 6 -2 <br />Navajo 1,412 6,064,9 83% 114 -114 <br />Blue Mesa 459 7,4734 55% -17 -106 <br />Morrow Point 109 7;149,9 93% 4 -4 <br />Crystal 17 6,754,3 94% 2 0 <br />Sub-total 23,976 77% 81 -2,235 <br />Lower Basin <br />Lake Mead 21,603 1,190,8 83% -551 -2,610 <br />Lake Mohave 1,734 644,3 96% 23 37 <br />Lake Havasu 594 448,7 96% 9 18 <br />Sub-total 23,931 84% -519 -2,555 <br />Upper and <br />Lower Total 47,907 ?!. 80% -438 -4,790 <br /> <br />1/ Figures shown do not include reservoir dead storage, <br /> <br />2/ Storage above minimum operation level is 47907 -15936 = 31971, Minimum <br />operation level (15936) is defined as the sum of active content required <br />at minimum power pool plus minimum active content required to make surface <br />diversions at Lake Havasu and Navajo Reservoir. <br />