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, <br /> ARKANSAS BASIN <br /> • <br /> Basinwide Conditions Assessment: <br /> The SWSI value of 0.8 indicates that for November the ARKANSAS RIVER BASIN <br /> 5lrfac.at.. Supply InOex History <br /> basin water supplies were near normal. The Natural s <br /> Resources Conservation Service reports December 1 snowpack 4- <br /> as 104% of normal. The National Weather Service reports - _ ti' . <br /> basin precipitation as 58%of normal during the month. Flow L. w: 1. <br /> J' wMr w . 3.-n <br /> at the gaging station Arkansas River near Portland averaged , �-- P.-- _ <br /> 524 cfs, as compared to the 1965-1993 average of 441 cfs. ! I.�-_, r�„ ? ii, ^ : <br /> Storage in Turquoise, Twin Lakes, Pueblo, and John Martin N °- "` M i 1V" •., �'� `.. r' <br /> nt! <br /> reservoirs totaled 247%of normal as of the end of November. — _ <br /> Outlook o ' f <br /> Base flows in the Arkansas River continue to be -3- <br /> higher than normal. These higher flows should maintain a -4 , <br /> JANOS JAN97 JAN99 JAN39 JAN90 JAN91 JAN92 JAN93 JAN94 JAN95 <br /> high level of reservoir storage in the basin which if combined ►ctow YEAR <br /> with an average runoff next spring should provide adequate <br /> surface water supplies for all of next summer. <br /> Administrative/Management Concerns <br /> Implementation of the new 1996 well use rules ARKANSAS RIVER NR. PORTLAND <br /> continues to be of importance to basin administrators. ,SO FLOW BY WATER YEAR <br /> Administration of these rule will involve the Division Engineer 140 <br /> receiving monthly power consumption data from power 1 <br /> 30 <br /> companies, or diversion data from individual well users, and '20 <br /> I. <br /> processing this data through a special basin wide accounting ,°° <br /> model in order to determine timing and location of stream i I 90 <br /> depletions. This information will then be supplied to the W g e° <br /> 70 <br /> augmentation entities who are to provide adequate " <br /> replacement water to the river. The Division Engineer will °° <br /> SO / . <br /> also use this information to coordinate replacement releases 40 <br /> and insure compliance with the rules. 30 <br /> Enforcement of the new rules is critical for the 20 <br /> °Ct Nov Cat J•n Feb March <br /> protection of senior surface water rights within Colorado as ,p,T„ <br /> well as compliance with the Arkansas River Compact. The ° E`[,994, a DRY p x 1995 <br /> State Engineer is requesting additional staff and funds through <br /> the state's supplemental appropriation process so that staff can <br /> be hired and ready to enforce the rules by April 1, 1996. <br /> REPRESENTATIVE RESERVOIRS <br /> Public Use Impacts 290 "Arkin `Q1Ve'Basin <br /> Storage levels at Pueblo Reservoir continue to rise 260- <br /> with the advent of the winter storage season. The reservoir 240 <br /> currently is storing native water in the joint-use pool and iscord 200- \ <br /> four vertical feet from it's re storage :t rage level. At these levels ,eo- \� \ \ <br /> certain parking lots,access roads,and campgrounds will begin ;I \ \ <br /> a n 140- \ \ <br /> to be flooded. aI 120 <br /> \ \ <br /> • WO- / \ \ <br /> ii <br /> a ea- <br /> BC <br /> 40 <br /> 20-^ <br /> John M0.rtln Pueb I Turcuo1 se Twin Lakes <br /> iL(_ Avc 11730 Cent ant = 11730795 Content• <br /> 4 <br />