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WSP10742
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Last modified
1/26/2010 3:14:29 PM
Creation date
10/12/2006 4:29:24 AM
Metadata
Fields
Template:
Water Supply Protection
File Number
8282.600.10
Description
Colorado River Operating Annual Reports
Basin
Colorado Mainstem
Date
1/1/1991
Author
USDOI/BOR
Title
Operation of the Colorado River Basin 1991 Projected Operations 1992
Water Supply Pro - Doc Type
Publication
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<br />Water Year 1992 <br /> <br />Under most probable in/1owconditions during the 1992 water <br />year, tbc Lake Mead water level is expected to be dra\\o11. do\\o11. <br />to elevation 1164 feet at tbe end of August 1992. Al that level, <br />the lake will have In active storage approximately 18.2 million <br />acre-feet. During water year 1992, a total of approximately <br />8.96 million acre-feet is scheduled to be released from Lake <br />Mead under most probable conditions, aU passing through the <br />powerplan!. <br /> <br />The outlook for lowest and highest monthly releases of 1992 <br />will be about 500,000 acre-fect and 1,000,000 acre-feel, <br />respectively. Drawdo'Ml, during the peak large mouth bass <br />spa..mng period In April and May, is expected to be within <br />the limits of decline recommended In a July 1982 rcpor!. That <br />report summarized results of a 5 year study by the Arizona <br />Game and Fisb Department and the Nevada Deparlmen! of <br />Wildlife and recommended a drawdown rate of less than 2 <br />inches per da y. <br /> <br />ACTUAL STORAGE 1991 <br /> <br />2 <br /> <br />WILLlON ACRE-FEET <br /> <br />2 <br />1 <br /> ......... l"- <br /> I"---. <br />. <br />. <br /> <br />1 <br />ONDJFMAMJJAS <br /> <br />MOST PROBABLE RELEASES 1992 <br /> <br />THOUSAND ACRe-FEET <br />1200 <br /> <br /> v ....... <br /> / '\ <br />I\- <br />'> /' <br /> <br />10QO <br /> <br />800 <br /> <br />800 <br /> <br />400 <br /> <br />200 <br /> <br />o <br /> <br />MOST PROBABLE REGULATED INFLOW 1992 <br /> <br />120 <br /> <br />THOUSAND ACRE-FEET <br /> <br />100 <br /> <br />0 <br />0 VI"- <br /> /' I'.. / <br />0 /' ,/v <br /> ~ "'" <br /> lo- <br />0 <br />0 <br /> <br />80 <br /> <br />80 <br /> <br />40 <br /> <br />20 <br /> <br />o <br /> <br />MOST PROBABLE STORAGE 1992 <br /> <br />".ILLlOH ACRE-FEET <br />" <br /> <br /> v ...... i"- <br />-- <br /> "- <br /> ......... <br /> <br />2\ <br /> <br />20 <br /> <br />,. <br /> <br />" <br />ONDJFMAMJJAS <br /> <br />16 <br />
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