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WSP03244
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Last modified
1/26/2010 12:49:23 PM
Creation date
10/11/2006 11:37:35 PM
Metadata
Fields
Template:
Water Supply Protection
File Number
8282.500.20
Description
Coordinated Long Range Reservoir Operations & Annual Operation Studies
Basin
Colorado Mainstem
Date
1/1/1975
Author
USDOI/BOR
Title
Coordinated Operation of Lake Powell and Lake Mead
Water Supply Pro - Doc Type
Publication
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<br />If: (a) The Upper Bnsin Storagc Rcservoirs' active storR~C <br />fore-cant for Sertemb~r JO of th~ curn~nt yenr 1s les~~ thnn <br />the qusntity of &02(a) storaGe determinerl hv the Secretary <br />under Article II (1) hereof, for that d.1te 0 or <br /> <br />(h) The Lake Powell active storagp forecast for that elate is <br />less than the Lske tlead active storage forecast for that <br />date; <br /> <br />the objective shall be to maIntain a minimum release of I<ater from <br />Lake Powell of 8.2J million acre-feet for that year. <br /> <br />If active storage is sufficient in the Upper Basin Storage <br />Reservoirs to aSAure delivery of w;lter to the l.m...cr lln.sin 39 refluired <br />by Article HI of the Colorado River Compact without impairing Upper <br />B.,ain use, nddittonal water RhAll be releaHcd nnnu<llly from Lake Powell <br />to accomplish the followin~ objectiveA: <br /> <br />(11) To the extent it can he rC.1Hunnhlv appJ1c-d to heIH~ll<.:tlll <br />'wen 1n tile StAtes of the Lower l>tviHion; <br /> <br />(1)) To maintRin, AS neArly as pri1cticlIhlc. acttve storar.c in <br />Lake Head equal to the activ~ storage in Lake Powell: <br /> <br />(c) To avoid Rnticipateel spills from Lafoe Powell; and <br /> <br />Ilater released from Lake Powell, plus the tributary inflows b~t"een <br />Lake Powell nnd Lake Head, Ahall be reGulated in Lake Head and ei ther <br />pumped from Lake Head or released to the Colorado River to meet rcq\lire-- <br />rnentR as follows: <br /> <br />(a) Mexican Treaty obligations; <br /> <br />(b) Reasonable consumptive use requirements of maInstream <br />users in the Lower Basin; <br /> <br />(c) Net river losses; <br /> <br />(d) tlet reaervoI r losses; <br /> <br />(e) Regulatory wastes. <br /> <br />4 <br />
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