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t • <br /> RIO GRANDE BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of -0.2 indicates that for November RIO GRANDE BASIN <br /> he basin water supplies were normal. The Soil Conservation 5 S f AS tat.r SERPIF 'Pa.,"Int0.y <br /> Service reports December 1 snowpack at 96% of normal. 4 <br /> Storage in Platoro, Rio Grande, and Santa Maria reservoirs 4 <br /> totaled 223%of normal on November 30. Flow at the gaging 3 . . `w; ; ' 4: "` <br /> station Rio Grande near Del Norte averaged 209 cfs, as 2 P # = r <br /> compared to the 1961-1993 November average of 263 cfs. 1 _........._.1r : _ _ <br /> The Conejos near Mogote had a mean monthly flow of 64 cfs. i ° ' ' li �1 if , fl J <br /> Temperatures in the San Luis Valley were slightly cooler than t, <br /> average during November. The high in Alamosa occurred on . <br /> the 11th at 55° and the low of -3° occurred on the 26th. <br /> Precipitation in Alamosa totaled 0.36 inches of water with 3 <br /> most coming during a snowfall on the 13th and 14th. JANB4 JAMBS JAN66 JAN67 JANBB JANB9 JAN90 JAN91 JAN92 JAN93 <br /> Snowfall in Alamosa totaled 6.0 inches. November's stream YEAR/LgNTN <br /> flow in the basin was higher than last year,but remains below <br /> average. <br /> Outlook ' ` <br /> Heavy snowstorms have yet to hit the basin and very <br /> little snow remained on the valley floor as November drew to RIO GRANDE NR. DELNORTE <br /> FLOW BY WATER YEAR <br /> a close. However, the surrounding peaks are shrouded in 17O <br /> white and end of the month reports indicate mountain 160 <br /> 150 <br /> snowpack has begun to accumulate at a rate just below 140 <br /> average for the upper Rio Grande and its tributaries. i 130 <br /> 120 <br /> i <br /> Administrative/Management Concerns :I 100 <br /> As demand for administration of water rights in the W, 90 <br /> v BO <br /> )asin experiences its fall decrease, efforts to review and `s ,° <br /> finalize the past season's diversion records increase. The l 60 -tom <br /> __________--.< <br /> Closed Basin Project delivered 1,860 acre-feet during the 30 Erf� _- <br /> month towards Colorado's obligation under the Rio Grande 3° !!!!!!:1 ------------ <br /> Compact. 20 <br /> OCt Nov Dec Jan Feb earch <br /> WINTN <br /> Public Use Impacts CIWET(1987) O DRY(1977) A AVG X 1994 <br /> Although mild temperatures and light precipitation <br /> prolonged autumn like conditions,soon winter time activities <br /> such as skiing and snowmobiling will be the focus of area <br /> outdoor recreation. REPRESENTATIVE RESERVOIRS <br /> Pio Grande Benin <br /> 45 <br /> 40- <br /> 35- <br /> w <br /> 30- <br /> • <br /> ..I 25- <br /> h2 20- <br /> g 15 j �� <br /> i. <br /> 5 f <br /> //\\ <br /> Rio Grande Pletoro SanteY•r I• <br /> ® Avg. 11/30 COnt•nt• ® 11/30/93 Content. <br /> 5 <br />