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SOUTH PLATTE BASIN <br /> e <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 3.3 indicates that for October the SOUTH PLATTE RIVER BASIN <br /> )asin water supplies were well above normal. Reservoir 5 6u F.ce Water Supply Indelt NI"ory <br /> storage, the major component in this basin in computing the ,_ <br /> SWSI value, was 121% of normal as of the end of October. ;- <br /> Storage in the major plains reservoirs, Julesburg, North 34 �' "' - <br /> Sterling, and Prewitt, increased by 20,394 acre-feet during2 —� -�-�- • • . ►-. : -µ- <br /> October and are at 45% of capacity. Storage in the major � ' . <br /> upper basin reservoirs, Cheesman, Eleven Mile, Spinney, and 0 :Itlr�l" - - "e'��"`" <br /> Antero, decreased by 5,063 acre-feet and are at 95% of _ <br /> capacity. The mean daily flow of the South Platte River at the ,. <br /> Kersey gage was 1,002 cfs, as compared to the 1961-1993 <br /> average of 840 cfs. Flow at the Colorado/Nebraska state line -3- <br /> averaged 757 cfs. The National Weather Service reports basin <br /> JAN86 JANB) JAN88 JAN89 JAN90 JAN91 JAN92 JAN93 JAN94 .1AN95 <br /> precipitation at 47% of normal during the month. ► ..,YEAR <br /> Outlook <br /> With the end of the irrigation season, diversions are <br /> now primarily for agricultural storage and recharge, along <br /> with continued municipal uses. The call on the 1st day in SOUTH PLATTE RIVER NR. KERSEY <br /> November changed to the Burlington Barr Lake storage call as 210 FIRST ACNTH OF TI-E WATER YEAR <br /> it does almost every year on the South Platte. There is not a 190 <br /> call on the mainstem South Platte downstream from the 170 <br /> Burlington Ditch, which is located in Denver. '5. . ' <br /> Storage began on those tributaries which had not LL 130 1aa <br /> 120 <br /> already begun storing. Reservoir levels on both the mainstem Y 1 110 <br /> and tributaries continue to be at or above average for this g 190 <br /> time of year. Stream flows also continue to be above average. ,.` 80 <br /> Basin administrators do not anticipate difficulty in the filling / . <br /> - 30 /j// <br /> of storage reservoirs this year unless there is significantly <br /> 30 <br /> below average precipitation this winter and early spring. z0 { �,��� 1 <br /> /4 4 A <br /> OCTOBER 1995 AVERAGE C'61-'94) HIGH C1985) LOM(1965) <br /> Administrativanagement Concerns <br /> Parties continue to repair structures that were <br /> damaged during the high flows this past year. Funding to fix <br /> all structures may not be available which could delay the <br /> repair of some structures for next year. <br /> Division 1 staff have been taking advantage of the Representative Reservoirs <br /> warm weather and low flow conditions to replace existing and 260 South Platte RIvor Baoln I <br /> install new flow measurement and satellite monitoring 240 <br /> stations. This activity allows for continued improvement of 220 f � <br /> 200 /f\\ <br /> administration within the basin. i 1B0 <br /> 10 /A\ <br /> r e 140 <br /> ii <br /> T <br /> 100 // V .-\ � <br /> 2° '// '7Z /AN I//A7 V/F7 <br /> DIIIon Horsotooth El oven Ali to Choocmen Jaekcon Barr Lake <br /> ZZ A.Q 10131 Contents 10/31,95 Contontc <br /> 3 <br />