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Last modified
8/11/2009 11:32:54 AM
Creation date
8/10/2009 12:05:32 PM
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UCREFRP
UCREFRP Catalog Number
1005
Author
WBLA.
Title
Curecanti Minimum Stream Flow Water Rights Study-Draft.
USFW Year
1986.
USFW - Doc Type
\
Copyright Material
NO
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<br />28 <br /> <br />Scenario 5: Under this scenario the] criterium for making Blue Mesa <br /> <br />I <br />storage releases for minimum stream ~low purposes in the Black Canyon is <br />i <br />i <br />increased from 300 to 600 cfs from J~ne to Septembet'. The Westwater <br /> <br />i <br />criterium and M&I deliveries are thel same as irl Scerlario 3, arid ne. direct <br /> <br />flow priority for <br /> <br />minimum stream flo~ purposes is assumed. This <br /> <br />supporting a 600 Cf~ boating flow for a 4 MOnth <br /> <br />scenat'io <br /> <br />shows the effect <br /> <br />be.at i rIg <br /> <br />I <br />rle 1 eases. <br />I <br />I <br />! <br />i <br />i <br />I <br />Scenario 6: In this scenario a 600 icfs direct fleow water right for <br />r <br />I <br />I <br />boating purposes from June to Septe~bet' is assumed to have priority over <br />I <br /> <br />junior hydropower diversions at the IGunnison Tunnel. A 3(~ cfs direct <br /> <br />season with just Blue Mesa storage <br /> <br />flow watet' right for fishet'Y put'pe.s~s is assumed in all other months, <br /> <br />alorlg with Blue Mesa storage releasE;ts keyed to mirlirnum stream fleows eof 600 <br /> <br />cfs dut'ing the bc.ating seasorl, and ~OO cfs during the rest of the year. <br />! <br /> <br />This scerlario addresses the effect ~f cornbining direct flow water rights <br />I <br />I <br />for both boating and fishery purpos~s in the Black Canyon with Blue Mesa <br />i <br />i <br />storage releases. The Westwater and M&I assumptions remain the same. <br />I <br /> <br />B. Sensitivity Tests <br /> <br />The sensitivity of Scenario 5 to three variables was tested in the <br /> <br />following additional scenarios. sc~nario 5 was tested because, among the <br />! <br />I <br /> <br />primary scenarios, it places the grfatest stress on Blue Mesa operations. <br />i <br />I <br />I <br /> <br />WBLA, Inc. 1909 Broadway, ~3, Boulder, Colorado 80302 <br />! <br />i <br />
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