DWR_4151777 - Laserfiche WebLink

• SOUTH PLATTE BASIN Basinwide Conditions Assessment: The SWSI value of +1.8 indicates that for June the SOUTH PLATTE RIVER BASIN basin water supplies were above normal. The National °""�niter''�°'' "'°"`HISWy s Weather Service reports June precipitation at 160% of 4_ . average. Reservoir storage, the key component in this basin L • in computing the SWSI value,was 108%of average on July 1. = 3 Storage in the major plains reservoirs, Julesburg, North '- _ •! • • Sterling, and Prewitt, increased by 20,711 acre-feet during g June and is at full capacity. Storage in the major upper basin o reservoirs, Cheesman, Eleven Mile, Spinney, and Antero, _ increased by 20,341 acre-feet and is at 93%of capacity. Flow t -2_ at the gaging station,South Platte River near Kersey,averaged 1060 cfs for the month as compared to the 1961-1991 June -3 average of 2956 cfs. Flow at the Colorado/Nebraska statelineJANS-• , U„li„JA,,IS JAPAN , JAWS ,,ANS, ENE, JAN., JA/q2 averaged 550 cfs for the month. 1140V,EAR Administrative/Management Concerns Unusually heavy rains in the South Platte valley enabled plains reservoirs to end the month of June with more water than other years. The earliest call in effect on the SOUTH PLATTE RIVER NR. KERSEY South Platte during June was the Farmers Independent,11-20- FLOW WATER YEAR 1876, placed in District 2. 2.E 2.4 2.2 2 1.E - IA 1.4 LL� I 1.2 o.E 0.■ 0.4 0.2 0 Oct Nor Oct Jan Feb Larch AQrII May Jun. July AYQ 143t KWH O WET(1143) A ORY C10547 O AVG. a 1002 REPRESENTATIVE RESERVOIRS SOUTH PLATTE RIVER BASIN 200 240 77 220 200 A1E01l0 .1 140 A, 7 ; .7\7 OII Ion F4r.etooth Eleven MI I• Che.414n J.ck.on Starr Lake ® Avg. V 30 Content. ® V 30/02 Content. 3