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ARKANSAS BASIN March, 1997 <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 3.3 indicates that for February the ARKANSAS RIVER BASIN <br /> basin water supplies were well above normal. The Natural Svrace `-S"'°'Y Index NI`ten, <br /> S <br /> Resources Conservation Service reports March 1 snowpack as ,_ <br /> 143% of normal. Flow at the gaging station Arkansas River 3 F <br /> near Portland averaged 464 cfs, as compared to the long term <br /> average of 345 cfs. Storage in Turquoise,Twin Lakes,Pueblo, 2- .-L- <br /> and John Martin reservoirs totaled 184% of normal as of the - # ; • <br /> end of February. A o "� %" - rA .1 9...r <br /> — <br /> a _2- <br /> -3- <br /> JAN86 JAN09 JAN90 JAN91 JAN92 JAN93 JAN94 JAN95 JAN96 JAN97 <br /> WNTW YEAR <br /> ARKANSAS RIVER NR. PORTLAND <br /> FLOW BY WATER YEAR <br /> 150 <br /> 10 <br /> 130 <br /> 120 <br /> 110 <br /> i 100 <br /> • 90 <br /> ig <br /> g sD <br /> u� <br /> 70 <br /> -V <br /> 5 ea <br /> so <br /> 4D <br /> 30 <br /> 20 <br /> 10 <br /> Oct Nov Dec Jan Fab March <br /> UDNTH <br /> O WET(19134) O DRY 1977) a AVG X 1997 <br /> Representative Reservoirs <br /> Arkansas RI var 0NGIn <br /> 300 <br /> E <br /> h <br /> 220 <br /> \ U <br /> 200- \160- \ \ <br /> 120- <br /> - \ <br /> YIV 120- <br /> 100so <br /> 60 <br /> 40 \ <br /> John Martin Pueb Iq Turglwlsa Twfn Lakes <br /> 1771 1 Ave 2/20 Contents ® 2129/97 Contents <br /> 4 <br />