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1040 ". \p",l S. Study of the future streemflows at Cameo as they would be depleted by projects (existing West Slope ditches, Grand River Ditch, Moffatt Tunnel, Jones Pass Tunnel, etc.) having rights ahead of the Independence Pass Trans- mountain diversion shows that in some months storage releases would need be made in addition to those described in Paragraph U to offset the affects of the proposed transmountain diversion on the flow required at Cameo to meet the demands in the Grand Valley area (these demands are shown in Paragraph 6(c)). . 6. To determine the period when it would be necessary to replace water diverted from the Colorado River above Cameo, the following -prior deme.nds were assumed on the flow of the Colorado River at Cameo: 1\ Assumed demands on Colorado River ahead of Gunnison-Arkansas Project (a) Present irrigation uses \~thin the basin (the effects of such uses above Cameo are reflected in the historic stream- flONS at Cameo). (b) Expanded basin irrigation use above Cameo to satisfy lends classified as arable in the 19J5-19110 land classification 0: 7,r-,€ Bureml of Recl6.!!lation. These additional uses are estiJ"lited :.0 '.'eplete the flow at Cameo l~.' )'0,000 acre-feet annually as follo-"s: ~~o.y .......... 22,500 acre-feet June 2[;,300 " " ......... July 27,000 " " ......... August 4,500 " n ........ September 7,200 " " ..... Total 90,000 acre-feet (c) Demand at Cameo for irrigation and power development in the Grand Valley area of 9u3,2oo acre-feet annually, as follows: Mean Monthly Rate Total for Honth January 800 second-feet 49,200 acre-feet Februar; 800 " n Ull,UOO " " March 800 " " u9,200 " " April 1,JOO " II 77 , uoo " " May 1,800 " " 110,700 n n June 1,500 " " 107,lOO " " July 1,800 " " 110,700 " " AUGust 1,500 " " 110,700 ., " September 1,633 " " 97 ,200 " " October 1,JOO " " 79,900 II " November 9f,6 " " 57,500 " " December 800 " " U9 ,200 " " Total 943,200 acre-feet J