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i <br /> ARKANSAS BASIN <br /> • <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 2.4 indicates that for May the ARKANSAS RIVER BASIN <br /> Surface Water Supply Index History <br /> basin water supplies were above normal. Storage in 5 <br /> Turquoise, Twin Lakes, Pueblo, and John Martin reservoirs 4- <br /> totaled 142% of normal on May 31. The National Weather I <br /> w 3 <br /> Service reports basin precipitation as 135% of normal during ; -.; <br /> May. Flow at the gaging station Arkansas River near Portland •r` • <br /> averaged 1,583 cfs, as compared to the 1965-1993 May ;• ' - L • <br /> average of 1,144 cfs. 0 : 1 - " <br /> Administrative/Management Concerns r • •I; <br /> • -2- - p <br /> The call on the Arkansas main stem varied between <br /> 1887 and 1948 during May. A significant storm in the 3- <br /> Colorado Springs area on May 10 produced a flow of 3,690 cfs -4 <br /> JANBS JANB6 JAN67 JANBB JAN89 JAN90 JAN91 JAN92 JAN93 JAN94 <br /> in Fountain Creek at the Pinon gage, and a flow of 5,419 cfs MCNTH.YEAR <br /> in the Arkansas near Avondale. This storm resulted in a <br /> period of relatively junior calls on the Arkansas, the most <br /> junior being a 1948 call during May 13-16. The high flows <br /> caused the Ft.Lyon canal to wash out on the 16th and remain <br /> out until the 26th. ARKANSAS RIVER NR. PORTLAND <br /> FLOW BY WATER YEAR <br /> Public Use Impacts <br /> Rules requiring the measuring and reporting of 013 <br /> tributary ground water diversions within the Arkansas river 07 <br /> basin have been issued. The only wells which are exempt B <br /> from these rules include domestic, household use, and other <br /> of= 0.5 <br /> small capacity wells exempted under section 37-92-602 CRS; W <br /> wells within the designated Ground Water Basins; wells 04 <br /> permitted or decreed as non-tributary; and wells of less than g °3 <br /> 50 gpm that are part of a judicially approved plan for 0,2 <br /> augmentation. Nearly all irrigation, municipal, and 01 <br /> commercial wells are subject to the rules. <br /> Oct Nov Dec Jan Feb March Aprl1 May Juno July Aug Sept <br /> Forms noticing the installation of flow meters on wells MONT., <br /> for which the well owner has elected to install a totalizing CIWET`198" ° DRY A AVG 0 1994 <br /> flow meter are due at the Division office in Pueblo by June 15, <br /> 1994. <br /> Forms noticing inactive wells, which must be <br /> disconnected from any power source for the whole reporting REPRESENTATIVE RESERVOIRS <br /> year, are also due in the Pueblo office by June 15. HBO ARKANSAS RIVER BASIN <br /> Forms noticing wells for which the owner has elected 160- <br /> 10- <br /> to use a power coefficient rating method of measuring water 150- <br /> 140- <br /> are due at the Pueblo office by October 1, 1994. Wells for 130- � \ <br /> 120- <br /> which the method of delivery varies during a single year 110_ <br /> between open discharge and sprinkler system or gated pipe, 100- <br /> gn sc- <br /> ar where more than one electrical device is operated from the a I BD- <br /> same electricpower meter, do not qualifyfor usingthe power <br /> '° \ \ <br /> P 6°\ \ \ <br /> coefficient method and must install a totalizing flow meter. 50-� /^/\ <br /> / \ <br /> All forms are available at the Division Engineer's office 30 /\ <br /> in Pueblo, telephone # (719)542-3368. 20�� <br /> P10 <br /> 0 \ <br /> John M1art 1 n Pueblo Turquoise Twin Lakes <br /> Avg 5/3,Cgntentc ® 5/31/94 Content. <br /> 4 <br />