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r <br /> t <br /> ARKANSAS BASIN <br /> Basinwide Conditions Assessment: <br /> The SWSI value of-0.4 indicates that for September ARKANSAS RIVER BASIN <br /> the basin water supplies were normal. Storage in Turquoise, 5 S"''«Water Supply Index History <br /> Twin Lakes,Pueblo, and John Martin reservoirs totaled 108% , <br /> of normal on September 30. Flow at the gaging station W 3 <br /> Arkansas River near Portland averaged 307 cfs, as compared - a- =w .1 } <br /> to the 1965-1993 September average of 481 cfs. The National2 _ -�-� - 1 <br /> Weather Service reports basin precipitation as 76%of normal 1 1 -; Y` 1 ; w ; ` . <br /> during the month. g <br /> 0 HE ' 1 ' 0 "' II III II III <br /> _ I 0 ii V 1 <br /> -1 • b <br /> I <br /> Administrative/Management Concerns - <br /> a -2 <br /> During September the call on the Arkansas main stem . ` <br /> varied between the Catlin Canal(12/3/1884)and John Martin _3 <br /> Reservoir (1948). While most of the month the call as on the -4 <br /> JAN95 JANB6 JAN97 JANSB JAN90 JAN00 JAN91 JAN92 JANG3 JA/14 <br /> Catlin Canal there were two thunderstorms, one at the ICMTW YEAR <br /> beginning and one at the end of the month, that caused short <br /> term changes to John Martin Reservoir. These thunderstorms <br /> were quite intense and unusual for September. <br /> The Division of Wildlife and the Division of Parks ran <br /> approximately 9,000 acre-feet of water from Pueblo Reservoir ARKANSAS RIVER NR. PORTLAND <br /> to the Great Plains Reservoirs during the month. This is used i FLOW BY WATER YEAR <br /> to provide fish and wildlife habitat in the Great Plains 0.9 <br /> Reservoirs. <br /> 1 0.7 <br /> Public Use Impacts § <br /> For well owners choosing to use the power coefficient o I 0.5 <br /> method of measuring their well's withdrawals, October 1 was 1 0 <br /> the deadline for the wells to be rated. Such wells not rated as <br /> of that date are not in compliance with the Rules Governing .3 <br /> the Measurement of Tributary Ground Water Diversions 0.2 r <br /> Located in the Arkansas River Basin. Only a very small 0.1 <br /> number of power coefficient rating notices have been received 0 <br /> Oct rbv Doc Jan FAD March Oar I 14r Jta+. July Atm Snot <br /> by the Division Engineer as of October 1. Well owners should MONTH <br /> WET UM.) ' OW "'' a AVG x <br /> be aware that they are not allowed to pump their wells if they <br /> do not have a totalizing flow meter installed or a power <br /> coefficient rating determined. <br /> REPRESENTATIVE RESERVOIRS <br /> ARKANSAS RIVER OAS I N <br /> 120 <br /> 110- <br /> 100- \r <br /> o �_ <br /> _ SO <br /> . 1 - \ \ <br /> b., 70- / \ <br /> I`; BC- - \ \ \ <br /> •0 <br /> 3 30✓_\\ /Ns\ <br /> % <br /> 20-• 10 7\ <br /> /\ <br /> John Mort in Pucblo Tu-quol as Ts!n Lakes <br /> ® Avg 13/30 COnt•ntf ® 0,30114 Octtante <br /> • <br />