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====~~~===a~D==========================.===~=====~~=a===========D===========a=~======a======~===========~========================= ARKANSAS RIVER BASIN Stre.mflow Forecalts - March 1, 1999 =.==.=.a=====.=.====~==========a=====.==========.aaa======aa========.=======aaa=====aD=====a====================================== <<a.==== Drier =a==== Future Conditions ======= Wetter =====>> Forecast Point Forecast a==s=a...==a======.. Chance Of Exceeding * a=a==c====c=========== PerIod 90X 10X 50X <Most ProbabLe) 30X lOX 30-Yr bg. <1000AFl <1000AFl <1000AFl ex AVG.) <1000AF) <1000AFl (1000AF l =====aa===.~====c===.==~=e==============aa=======.===========a=a=a== ========a==.=.====e==== a.===========================.======= Chalk Creek nr Nathrop APR.SEP 1.6 11.4 24 83 31 40 Z9 Arkansas River at Salida APR.SEP 155 Z31 28Z 95 333 409 291 GrIpe Creek nr Westcltffe APR-SEP 6,2 1.1 16.0 80 24 31 20 Pueblo Reservoir Inflow APR'SEP 110 280 355 90 430 540 394 Huerfano RIver nr Redwlng APR'SEP 4,3 1.0 11.0 13 15,0 21 15.0 cuchara. River nr La Veta APR-SEP 3.5 5.2 8,0 62 12,1 19.1 1],0 TrInIdad Leke Inflow APR-SEP 11.6 14.8 30 10 45 68 43 ==a========a====.a.c====.===:a=====:=_c...=C_======C..====:c============c========a===e==_===_===================================== ===e====ae.====a.======.c===__a====_c=_=.==...a.c=_aa=c===ac__=:a.=======a===a..===_=..=============cec=====c=cc=====:============ ARKANSAS RIVER BASIN Reservoir Storage (1000 AF) - End of February ARKANSAS RIVER BASIN watershed Snowpack Analysts - March 1, 1999 Reservo i r Watershed NU1b!r of Data Sites This Year as X of =======c=================================c_==========c====a============= ====ae===cac=======c===================================== Usable I CllplIclty *** Usable Storage This Lalt Year Year ... ----------------- ----------------- Avg Last Yr Average ADOBE 70.0 10.9 68.3 18,1 UPPER ARKANSAS BASIN 1 102 90 CLEAR CREEK 11,0 9.0 2,3 1.1 CUCHARAS & HUERFANO RIVER 6 61 68 GREAT PLAINS 150.0 106,8 99.0 38,8 PURGATOIRE RIVER BASIN 2 45 55 HOLBROOK 1.0 5.5 5.5 4.1 HORSE CREEK 28.0 26,4 21.9 9,8 JOHN MARTIN 335.1 314.8 343.1 90,8 LAKE HENRY 8.0 3.1 4,9 5.2 MEREOITH 42,0 38.1 40.6 13.2 PUEBLO 236,1 222.1 250,] 144,3 TRINIDAD 12,3 21.2 22,1 28,3 TURQUOISE 126,6 19,1 102,0 52,3 TWIN LAKES 86.0 49,6 69.5 36,8 ===========================================================================================~====================================== * 90%, 70X, 30X, and 10X chances of exceeding are the probabilities that the actual volume will exceed the volumes in the table. The average Is computed for the 1961-1990 base period. (1) The values listed under the 10X and 90X Chance of Exceeding are actually 5X and 95X exceedance levels. (2) - The value ;s natural volume - actual volume may be affected by upstream water management.