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ARKANSAS BASIN <br /> Basinwide Conditions Assessment: ' <br /> The SWSI value of 3.2 indicates that for April the ARKANSAS RIVER BASIN <br /> basin water supplies were much above normal. The Natural S Surface Water SupPIY In..HictorY <br /> Resources Conservation Service reports May 1 snowpack as 4, <br /> 183% of normal. Storage in Turquoise, Twin Lakes, Pueblo, . <br /> and John Martin reservoirs totaled 109% of normal on April 3 -4 -` I : <br /> �� -ter . <br /> 30. Flow at the gaging station Arkansas River near Portland . = -: _ <br /> averaged 648 cfs,as compared to the 1965-1993 April average i-' M ; ' 4 <br /> of 439 cfs. The National Weather Service computes basin D r-il,-F ui,1- •. ` ti <br /> 0normal duringthe month. dL,. k l'k <br /> precipitation as 211% of _,_ ti <br /> Outlook <br /> The present surface water supply for the basin 3 <br /> appears quite good. If the current snowpack conditions are -4 1...._...... ..... <br /> JANB6 JANB7 JANBB JAN139 JAN90 JAN91 JAN92 JAN93 JAN94 JAN95 <br /> combined with a cool moist spring a more lengthy runoff with AANTH/YEAP <br /> reduced peak flow is anticipated. Soil moisture is also rated <br /> as good and has been high enough to cause some delays in <br /> agricultural plantings. <br /> Administrative/Management Concerns ARKANSAS RIVER NR. PORTLAND <br /> Current native river flows are producing a river call of 210 - FLOW BY WATER YEAR <br /> 1890 which is somewhat more junior than normal. 200 <br /> 190 <br /> The majority of administrative resources are being 100 - <br /> 170 <br /> dedicated towards the administration of ground water usage s 16150 <br /> and the compliance by well owners to the 1972 Arkansas <br /> River Rules & Regulations and the 1994 Arkansas River o 3 120 �� <br /> Measurement Rules. The 1994 measurement rules require all W g 110 <br /> T t 10D <br /> non-exempt wells to provide pumping or power usage data for s 90 <br /> o z..---->77.,•••••• <br /> all active wells. Approximately 60 complaints have been filed • ! 70 <br /> with the Water court so far this year against well owners who So <br /> have been determined to be out of compliance with the 1994 40 <br /> rules. 20 <br /> Oct Nov Doc Jan Feb derc9 April <br /> MONTH <br /> 0 WET(1954) O DRY C1977) C AVG X 1995 <br /> Public Use Im_pacts <br /> The anticipated high runoff has caused lower water <br /> levels in higher elevation reservoirs as they are drawn down <br /> to provide space for this spring's runoff. Moving the water <br /> has provided lower elevation reservoirs a good amount of REPERSENTAT I VE RESERVOIRS <br /> storage and good early season boating conditions. 160 ARKANSAS RIVER BASIN <br /> 140- <br /> 140- f <br /> 130- <br /> 12❑- / \ <br /> / \ <br /> a <br /> 100- <br /> \\\ <br /> 11 a 90- /\,\\ <br /> a S B0- \ <br /> oc° 70-/ <br /> a" 60 <br /> /7\ <br /> s0 <br /> a � <br /> n <br /> 30�_../7\ / f <br /> 10 <br /> 20 <br /> John Martin Pueblo Turquoise Twin Lakes <br /> • <br /> V 7/ Avg 4/30 Contents ® 4/30/95 Contents <br /> 4 <br />