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<br />., <br /> <br />. <br /> <br /> <br />Agenda Item 18 <br /> <br />UPPER COLORADO <br />RIVER COMMISSION <br /> <br />fY1- DC~ ~ p\-lL <br /> <br />RECEIVEO <br />FEe 26 '998 <br />Co Colorado Wat <br />nservation Bo~ <br /> <br />355 South 400 East. Salt Lake City. Utah 84111 .801-531-1150. FAX 801-531-9705 <br /> <br />TO: Upper Colorado River Commissioners and Advisers <br /> <br />FROM: Everett E. Sunderland, Staff Engineer <br /> <br />DATE: February 22, 1998 <br /> <br />SUBJECT: CONTENT, POWER GENERATION AND STREAMFLOW OF SELECTED <br />COLORADO RIVER BASIN RESERVOIRS AND TRIBUTARIES. <br /> <br />UPPER BASIN RESERVOIR CONDmONS <br />Conditions for selected Colorado River System reservoirs on January 31, 1998 are shown in <br />Table 1. Data was taken from the monthly reservoir summary provided by the Bureau of <br />Reclamation Upper Colorado Regional Office Water Resources Group. Reservoir storage <br />capacity conditions for January 31, 1998 are also shown below in figure 1. <br /> <br />. <br /> <br />Table 1. <br />STORAGE <br />RESERVOIR <br /> <br />F ontenelle <br />Flaming Gorge <br />Blue Mesa <br />Navajo <br />Lake Powell <br />Upper Basin Total <br /> <br />. <br /> <br />Conditions for Colorado River System Reservoirs, January 31, 1998 <br />WATER SURFACE RESERVOIR CHANGE IN LIVE STORAGE <br />ELEVATION LIVE CONTENT CONTENT CAPACITY <br />(ft.) (1000 a.f) (1000 aI) (1000 aI) <br /> <br /> <br />6,481.76 <br />6,028.13 <br />7,481.93 <br />6,073.31 <br />3,678.93 <br /> <br />176.70 <br />3,277.40 <br />520.20 <br />1,527.00 <br />21,102.60 <br />26,603.90 <br /> <br />(47.00) <br />(45.80) <br />(58.20) <br />(31.00) <br />(492.70) <br />(674.70) <br /> <br />100% I <br /> <br />80% I <br />I <br />60% I <br />I <br />40% I <br />I <br />20% I <br />I <br />0% I <br />FontenelJe <br /> <br />Live Storage Capacity' <br />Conditions January 31, 1998 <br /> <br />Blue <br />M~. <br /> <br />Navajo <br /> <br />W, <br />Powell <br /> <br />Flaming <br />Gorge <br /> <br />1_ Live Content <br /> <br />Will Available Storage I <br /> <br />Figure 1. <br /> <br />LIVE STORAGE <br />CAPACITY <br />(%) <br /> <br />345 <br />3,749 <br />829 <br />1,696 <br />24,322 <br />30,941 <br /> <br />51.22% <br />8742% <br />62.75% <br />90.04% <br />86.76% <br />85.98 % <br /> <br />~jjj~ <br />w/..::~::}:.:: <br />~[fi <br />~mft.t <br />1t.fA <br />x,,*"" <br />iliWJW <br />N::X:::;::~ <br />:::;::::~:::::::::: <br /> <br />~:t~~::::;:;::. <br />::~<<(.':::;:;:::. <br />rf~~f <br /> <br />Upp~ <br />Basin <br />To'"' <br />