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a . <br /> r <br /> RIO GRANDE BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 0.9 indicates that for September R I 0 GRANDE BASIN <br /> he basin water supplies were near normal. Storage in 5 a-TS«Niter ply Index History <br /> Platoro,Rio Grande,and Santa Maria reservoirs totaled 133% 4 <br /> of normal on September 30. Flow at the gaging station Rio W , 1 <br /> Grande near Del Norte averaged 436 cfs, as compared to the 3 2 1" ! I� r <br /> 1961-1993 September average of 493 cfs. The Conejos River __ ---- 7 <br /> near Mogote had a mean flow of 196 cfs. The National 1 <br /> , —mo 7 : , jilts: .;.4-Weather Service reports basin precipitation as 135%of normal i QIF4 irt r4.- 1.: . uir: <br /> during the month. _, <br /> Near normal precipitation for the second consecutive a 2 , <br /> month provided relief from this summer's very low stream G <br /> flows. Flows at many gauging stations are near historic _3 <br /> averages. Weather conditions in the San Luis Valley during -4 <br /> JANOS JAN9i JANa7 JANIIII JAN= JAN90 JAN91 JAN92 JAN93 JANN1 <br /> September were slightly cooler than average. The average YEAR/SONI71 <br /> monthly temperature of 54.2° in Alamosa was 0.6° below <br /> normal. Temperatures ranged from a high of 81°to a low of <br /> 25°, with an average daily high of 73° and an average daily <br /> low of 35°. Alamosa received 1.01 inches of precipitation this <br /> month, which is 0.12 inches above normal. RIO GRANDE NR. DELNORTE <br /> FLOW NV WATER TEAR <br /> 1.1 <br /> Outlook 1 <br /> After a very dry early summer and near record low Q.9 <br /> stream flows, the basin benefited considerably from recent 1 <br /> rainfall. It is now much more likely that soil moisture, l 0 <br /> reservoir content, and stream flow will be at near average f' <br /> levels as winter approaches. U- .s r" <br /> 0.4 <br /> Administrative/Management Concerns 0.3 -- _ <br /> As the irrigation season draws to a close, farmers 0.2 <br /> concentrate their efforts on the harvest. Despite limited water 1 <br /> supplies in many areas of the valley, crop yields for potatoes, G - <br /> Oct Nov Doc Jan Fob larch April May Jun. July Aug SANE <br /> barley, and alfalfa are generally very good. However,wheat MONTH <br /> farmers did not experience this same success. CI WET "� ' MIT`19n' a AVG x 1994 <br /> The amount of water leaving the State in the Rio <br /> Grande was less than one-half the historic monthly average. <br /> Due to the spill at Elephant Butte Reservoir earlier this year <br /> and compact obligations, there are no restrictions on water REPRESENTATIVE RESERVOIRS <br /> use in the basin for the remainder of the year. 45- RIO GnAroE°""" <br /> 40- <br /> Public Use Impacts <br /> 35- <br /> Summer has faded to fall and the impact of tourism ": <br /> on the San Luis Valley has lessened. + �- <br /> .1 25- <br /> ii 29- <br /> Di u TS- <br /> 3 <br /> 1Q <br /> S% � //\ W,"'SSS <br /> F I O Grain. 0Istar* 6.In.Nr 1■ <br /> ® Ayg. V90 Coot NlTa ® V]G!M Contents <br /> 5 <br />