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ARKANSAS BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of-0.8 indicates that for February the ARKANSAS RIVER BASIN <br /> basin water supplies were slightly below normal. The Soil s Surface Water Supply Index Hrstory <br /> Conservation Service reports February 28 snowpack at 94%of 4_ <br /> normal. Storage in Turquoise, Twin Lakes, Pueblo, and John <br /> Martin reservoirs totaled 113% of normal on February 28. ^ 4 " <br /> The National Weather Service reports basin precipitation as * " <br /> w x _ . <br /> 28% of normal during February. Flow at the gaging station r L,w- <br /> Arkansas River near Portland averaged 488 cfs, as compared D -,"" ,�;}" ter, <br /> g i I . `ty r. , ` <br /> to the 1965-1993 February average of 345 cfs. - r: ; <br /> .0 <br /> Administrative/Management Concerns <br /> As of February 28, 1994 the total amount of water <br /> stored in the Winter Water Storage Program this year was JAN85 JAN86 JAN87 JAN88 JAN89 JAN90 JAN91 JAN92 JAN93 JAN94 <br /> 139,641 acre-feet. This compares to 143,065 acre-feet stored MONTH/YEAR <br /> as of this date last year. The call on the river during the <br /> Winter Water period of November 15 through March 15 stays <br /> at March 1, 1910. This winter's flows on the upper Arkansas <br /> have been above average because the Bureau of Reclamation <br /> has been moving transmountain water from Turquoise and ARKANSAS RIVER NR PORTLAND <br /> Twin Lakes Reservoirs to Pueblo Reservoir at the rate of 160 FLOW 6/WATER YEAR <br /> approximately 200 cfs to make room in the upper system for 15 <br /> 0 <br /> 140 <br /> this spring's runoff supplies. <br /> 130 - <br /> y 120 <br /> Public Use Impacts 110 <br /> Although snowpack for the current year is down the j 100 <br /> m 90 <br /> good news is that,due to previous wet years,reservoir storage g eo <br /> is the highest it has been in the last 5 to 7 years. 70 <br /> 50 <br /> u 50 <br /> 40 42- <br /> 30 <br /> 20 <br /> Oct Nov Dec Jan Feb March <br /> MONTH <br /> ❑ WET(1984, O DRY(1977) A AVG 7 1994 <br /> Representative Reservoirs <br /> Arkansas RI ver Sasln <br /> 170 <br /> 160— \\\\\\\ <br /> 10— <br /> 140— <br /> 130— / \ <br /> a 120— / \ <br /> u 100— / \ <br /> 90 \ <br /> 00 / ,` <br /> L <br /> u v 70 <br /> 60"\\/\/N <br /> /� <br /> n 50 ! <br /> 10 <br /> D <br /> John Mart In Rue!,I Turouol se Tel Lakes <br /> zJ Avg 2/28 Contents I\\ 2/28/94 Content% <br /> 4 <br />