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- } <br /> A + <br /> SOUTH PLATTE BASIN <br /> 1 <br /> Basinwide Conditions Assessment: <br /> The SWSI value of+2.7 indicates that for August the SOUTH PLATTE RIVER BASIN <br /> surf Am aster Bpp$y Inep Nlstory <br /> basin water supplies were above normal. Reservoir storage, 5 <br /> the key component in this basin in computing the SWSI value, 4 <br /> was 115% of average on August 31. The National Weather I I.� <br /> W 9 II IIIIII III I III I II II <br /> Service reports August Precipitation at 168% of Average. _ " A M ' a " "" <br /> 10 MA 111 ma I10 IIIIII <br /> theNorth n� Innl ul uum III Inl i,nu1 II I II il� <br /> ii <br /> Storage in major plains reservoirs, Julesburg, Ih IIIIII AM HIM WI MI OHM I IIII III IM I <br /> g MII MAAMIIIIIII IIII MIUMW I IIII IIII IIU III <br /> Sterling, and Prewitt, decreased by 34,586 acre-feet during i 1 11111 111111 IIIIII 1111111 IIII 1111 111111111 1.III11. IIII IIIIII Al <br /> 11111 111111 111111 1111111 IIII III, I11111111 i 111111l ll l 1111 1111111 11111 <br /> August and are at 48%i6 of capacity. Storage in the major i O II,ll ',HiIIIIII um, IIII it, 1IllIll111 IlIIIIlIll IIIIilIIIIi IIII,IIIIII I,,,,, <br /> ,II 1 IIII <br /> upper basin reservoirs, Cheesman, Eleven Mile, Spinney, and _, <br /> Antero, increased by 4,726 acre-feet and are at 98% of I, <br /> capacity. Flow at the gaging station, South Platte River near <br /> Kersey, averaged 894 cfs for the month as compared to the "3 <br /> 1961-1991 August average of 627 cfs. Flow at the -4 - _ . -T ... <br /> JAIA3 JAN64 JAN15 JAPAN JAN17 JANM JANUS JAN9O JATA1 4N 2 <br /> Colorado/Nebraska stateline averaged 390 cfs for the month. Ming TEAR <br /> Administrative/Management Concerns <br /> Rainfall over the entire basin on August 24 and a <br /> subsequent decrease in irrigation needs allowed the lifting of <br /> the call below Chatfield for the rest of the month. The SOUTH PLATTE RIVER NR. KERSEY <br /> earliest call in effect on the South Platte during August was 2 IP FLOW"IMT6i <br /> YEAR <br /> the Evans #2 (10-20-1871) placed in District 2. 2.6 <br /> il <br /> 2 4 <br /> 2 2 <br /> I 2 <br /> • 1e - . <br /> ' /I <br /> 1.0 <br /> ✓S 0 <br /> 14 <br /> - <br /> Ijv 1 2 <br /> 5 1 <br /> 1 06 0 <br /> 0 4 <br /> 0 <br /> 0.2 <br /> 0 <br /> Oct NOv OW Jon Feb 4irch AArII hey Juno Ju Iy Aup : <br /> IQITM <br /> O Pr,(gws) 1 OW VIM) o AVG. A WO <br /> REPRESENTATIVE RESERVOIRS <br /> salJTN MATTE Al VES MS I N <br /> 260 <br /> 24O <br /> 220 <br /> 2D0 <br /> t▪ 1E0 A <br /> • 160 <br /> • <br /> E F 120 <br /> :27\\ ,, <br /> /// <br /> o f ..\\ � rr� <br /> O1 l Ion 4rrMtooth eleven YI le Crewman JecVson Atrr Ls1Es <br /> ® Ara_ S/11 Contents ® VSV12 Contents <br /> 3 <br />