WSP12299

• File Number: 8282.600.10
• Description: Colorado River Annual Operating Reports
• Basin: Colorado Mainstem
• Date: 1/1/1975
• Author: USDOI/BOR
• Title: Operation of the Colorado River Basin 1975 Projected Operations 1976
• Water Supply Pro - Doc Type: Publication

2 IntrodurtioD

Authority
for Report

This report describes the aotual
operation of the reservoirs in the
Colorado River drainage area
constructed under the authority
of the Colorado River Storage
Project Act, the Boulder Canyon
Project Act, and the Boulder
Canyon Project Adjustment Act
during water year 1975 and the
projected operation of these reser-
voirs during water year 1976
under the "Criteria for Coordinat-
ed Long.Range Operation of
Colorado River Reservoirs," pub.
lished in the F cd.,al Register
Jnne 10, 1970.

Thoma. S. Kleppe, Secretary
U.S. Department of the Interior

,
i_
,
\
\

The operation of the Colorado
River during the past year and
the projected operation for the
current year reflect domestic use,
irrigation, hydroelectric power
generation, M.ater quality control,
fish and wildlife propagation, rec-
reation, flood control, and Colo-
rado River Compact requirements.

Storage and release of water from
the Upper Basin reservoirs recog.
nize a\l applicable laws and
relevant factors governing the
Colorado River, including the
impoundment of water in the
Upper Basin required by section
602(a) of Public Law 90.537.
The operation of the Lower Basin
reservoirs reflects Mexican Treaty
obligations and Lower Basin
contractual commitments.

Pursuant to the Colorado River
Basin Project Act (P.L. 90-537)
of 1968, I am pleased to present
to the Congress and to the Gov-
ernors of the Colorado River
Basin States, tbe fifth Annual
Report on the Operation of the
Colorado River.