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7 l <br /> COLORADO BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 2.6 indicates that for April the COLORADO RIVER BASIN <br /> Surface Water Supply Index Hi.tory <br /> basin water supplies were above normal. The Natural 5 Resources Conservation Service reports May 1 snowpack as 4 <br /> 132% of normal. Storage in Green Mountain, Ruedi, and <br /> Williams Fork reservoirs totaled 124% of normal on April 30. 3 <br /> Flow at the gaging station Colorado River near Dotsero 2 <br /> averaged 1,148 cfs as compared to the 1961-1993 April OM <br /> Iii ;- <br /> HIM 1�f <br /> average of 1,818 cfs. The National Weather Service computes I ° III _[ l d°{' ;41 V� <br /> basin precipitation as 152% of normal during the month. <br /> Outlook -2 <br /> o <br /> Above average precipitation in April forced many <br /> April-July runoff forecasts to be changed. As a result, 4 <br /> JAN86 JAN67 JAN60 JAN09 JAN90 JAN91 JAN92 JAN93 JAN94 JAMS$ <br /> reservoirs like Green Mountain and Ruedi will increase MONTH/YEAR <br /> releases more than originally planned in order to <br /> accommodate the projected inflow from snow melt. According <br /> to the Bureau of Reclamation the Blue River basin has 128% <br /> of average snowpack and the Fryingpan River basin 164% of <br /> average snowpack. COLORADO RIVER NR. DOTSERO <br /> FLOW BY WATER YEAR <br /> 700 - - <br /> Administrative/Management Concerns <br /> Due to the increased snow melt at lower elevations 600 <br /> the Shoshone Power Plant senior call for 1,250 cfs s 500 <br /> (12/09/1907) was removed on May 1, and the plant's junior <br /> right for 158 cfs (02/07/1956) became effective. Due to 00 g `°° <br /> freezing temperatures and low flows in the high country most y g 300 <br /> transmountain diversions have yet to come on line. s <br /> z°o <br /> Public Use Impacts <br /> The Grand Valley fruit growers appear to have their <br /> orchards mostly intact after experiencing cold temperatures in a i <br /> Oct Nov Dec Jan Feh MerCe April <br /> late April. The Colorado River Water Conservation District is MONTH <br /> cautiously optimistic in capturing water this year in Wolford 0 WET C+9943 O 00Y(1977) A V 995 <br /> Reservoir due to the cool, wet spring. Wolford is 95% <br /> completed in dam construction. <br /> REPRESENTATIVE RESERVOIRS <br /> COL0RAC0 RIVER BASIN <br /> 70 <br /> 60- <br /> s°1� <br /> t o <br /> f- 30 <br /> N u <br /> • <br /> 20 <br /> 10 <br /> Green Mountain R.u►tll Virile..Fork <br /> ® Avg 4/30 Content. ® 4/30/95 Content. <br /> 7 <br />