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i <br /> I <br /> COLORADO BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of+3.8 indicates that for August the COLORADO RIVER BASIN <br /> lasin water supplies were well above normal. Storage in 5 Surface Water Supply Indio History <br /> Green Mountain, Ruedi, and Williams Fork reservoirs totaled 4 w <br /> 111% of normal on August 31. Flow at the gaging station, �;., . <br /> Colorado River near Dotsero, averaged 1,691 cfs as compared 3 Ya <br /> to the 1961-1991 August average of 1,763 cfs. The National <br /> Weather Service reports August precipitation as 95% of 1 <br /> normal. i o , tip k ,II ' li Y. -I 1--- <br /> Outlook a _2 1; + 11, <br /> Constant rains in August have helped the river flows In <br /> remain strong throughout the summer season, good flows -3 <br /> should continue through the fall. -4 <br /> JANS4 JANOS JANOS JAN97 JANOS JANOS JAN90 JAN91 JAN22 JAN93 <br /> ►DNTW TEAR <br /> Administrative/Management Concerns <br /> The Shoshone Hydroelectric Power Plant river call was <br /> finally placed on the Colorado river on August 22, 1993. This <br /> was the plant's junior right of 5/15/1929 for 158 cfs. Most <br /> water rights, transmountain diversions, storage rights, ect. COLORADO RIVER NR, DOTSERO <br /> YEAR <br /> that were junior to this were curtailed. Releases from Green FLOW BY WATER!.2 - <br /> Mountain Reservoir to provide replacement for out of priority 2.6 <br /> diversions were started shortly thereafter. August is normally 2.6 i <br /> a month when a large amount of water is released out of 2.4 <br /> 2.2 <br /> Green Mountain Reservoir for these replacements. Since very i 2 <br /> little releases were needed this year the reservoir is still almost i <br /> full. the Cameo call,which is normally started in August,was 1 ,,, <br /> not initiated due to good flows of the river and the releases to ; 1.2 <br /> 1 <br /> cover the Shoshone call. <br /> 0. <br /> 0.4 <br /> Public Use Impacts 0.2 <br /> The full reservoirs and strong flows have provided n <br /> Oct Nov 0.c Jan Fob Smirch 4Or1I MYy Jun. July Aug Sept <br /> excellent recreational opportunities this summer. It also MONT►, <br /> provided a good supply of irrigation water for farmers and CI WET`116 <br /> 4 <br /> ' ' my 1919 <br /> ranchers. <br /> REPRESENTATIVE RESERVOIRS <br /> COLORADO RIVER BASIN <br /> 150 <br /> 140-J/ <br /> 130 <br /> 120-/ <br /> i110..///N <br /> r \ <br /> iii :_\//\. <br /> :\\Ng !O <br /> i 30 <br /> 3 40:///\\\\, <br /> 90 <br /> 20 <br /> 10 � <br /> Orson lbuu.tsln Mod! Williams Fork <br /> ® Avg. S I1 Oont.1K. ® 1WOV/3 Dont.M. <br /> 7 <br />