WSP04735

• File Number: 8220.105.LJ
• Description: Navajo Reservoir
• State: NM
• Basin: San Juan/Dolores
• Date: 6/12/1975
• Title: Statement on the Operation of the San Juan-Chama Project-Colorado New Mexico - and the Related Impacts in the San Juan River Basin - By S.E. Reynolds - New Mexico State Engineer
• Water Supply Pro - Doc Type: Report/Study

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na~ural flow of the Navajo, Little Navajo and Blanco Rivers in

Colorado as set forth in the Supplemental Project Report dated

May 1957.

Section 8(a) provides that the Secretary shall so operate

the initial stage of the project that diversions to the Rio 'Grande

Valley shall not exceed 1,350,000 acre-feet of water in any period

of ten consecutive years; provided, ho\yever, that not more than

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270,000 acre-feet shall be diverted in anyone year.

~ection B(b) provides that the Secretary shall operate the

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project so that there shall be no injury, impairment, or depletion

of existing or 5uture beneficial uses of water within the State
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of Colorado, the use of which is within the apportionment made to

the State of Colorado by Article III of the Upper Colorado River

Basin Compact, as provided by Article IX of that Compact and

Article IX of the Rio Grande Compact.

Section B(f) provides that the Secretary shall operate the

project so that for the preservation of fish and aquatic life,

the flow of the Navajo River and the flow of the Blanco River

shall not be depleted at the project diversion points below the

values set forth at page D2-7 of Appendix D of the U. S. Bureau

of Reclamation Report entitled "San Juan-Chama Project, Colorado-

New ~exico", dated November 1955.

Section 8(g) provides that the Secretary is authorized to

construct the tunnel and conduit works of the initial stage of

the San Juan-Chama Project with sufficient capacity for future

diversion of an average of 235,000 acre-feet per annum with the

proviso that the Act shall not be construed as committing the

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