DWR_4151786 - Laserfiche WebLink

. y RIO GRANDE BASIN Basinwide Conditions Assessment: The SWSI value of +2.8 indicates that for November RIO GRANDE BASIN the basin water supplies were above normal. Flow at the s s"'"'""',g"°'Y '"°""'atorY gaging station, Rio Grande near Del Norte, averaged 234 cfs , for the month as compared to the 1961-1990 November W average of 266 cfs. Basin wide reservoir storage was at 93% 3_ ; 4..,� I . 7 of average on December 1. The month of November was more 2- 1;- " i _ - i like winter than fall as several major snow storms hit the 1- r � ��— Valley. Over ten inches of snow fell during the month with ." - ``+" �� r several record breaking low temperatures including 26 degrees -,- [ , r below zero in Alamosa on the 3rd. Some unseasonable rain a -2- showers melted most of the snow that fell at the end of 0 October and the beginning of November. '3 JAN92 JAN93 JAN94 JANBS JAMS JAN87 JANp9 JAN99 JAN90 JAM ill Outlook: YEAR/MONTH As of November 1 all of the reservoirs in the basin were in storage due to the end of the irrigation season and the beginning of winter. Most of the river and creek flows were slightly above normal during the month of November due to rain showers and snowmelt. On the 30th, the flow of the Rio R I 0 GRANDE NEAR DEL NORTE Grande near Del Norte was 191 cfs, and the flow of the 19 . Conejos near Mogote was 54 cfs. These flows are expected to 's 1�/ decrease somewhat during December due to colder 13- %// temperatures and the rivers freezing up. 12 c 11 Administrative/Management Concerns: 2 i 9 The irrigation season is over but there are several .g ditches running decreed recharge water. There was no i" curtailment on the Rio Grande or the Conejos during ; November since projections indicate that compact obligations 3 will be fulfilled. As was reported last month, reservoir A contents were substantially depleted the past season. Unless 0 1961-1990 NOVBB€F AVERAGE NOVE►BER 1961 the basin receives a substantial snowpack there may be a shortage of late season irrigation water next year. The AWDI trial finally concluded on November 22 with Judge Ogbum ' ruling from the bench against AWDI on the nontributary application. There is some indication that AWDI will file their tributary application in the near future. REPRESENTATIVE RESERVOIRS Rfo Grande Basin 19 Public Use Impacts 9177- During October and November may hunters and 13- //,, /\ fishermen enjoy the remote and scenic areas of the Rio i Grande Basin. Many trophy elk and deer are harvested in the 9 12-v mountains surrounding the San Luis Valley during this period. 1 ,. 4 3 \ 2 //� 1 /;\\ /\ Ala Grande Platero Santamar 1■ ® Ave. 11/30 canton. ® 11/30/91 Contents 4