WSP03931

• File Number: 8282.500
• Description: Colorado River Coordinated Long Range Operations
• Basin: Colorado Mainstem
• Date: 6/4/1970
• Author: USDOI/BOR
• Title: Colorado River Reservoirs: Coordinated Long-Range Operation
• Water Supply Pro - Doc Type: Report/Study

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(b) Surplus . The Secretary shall determine from time to time when
water in quantlties greater than" Normal" is available for either pump-
ing or release from Lake Mead pursuant to Article 11 (B) (2) of the decree
in Arizona v. California after consideration of all relevant factors, in-
cluding, but not limited to, the following:

(i) The requirements stated in Article III(l) of these Operating
Cri teria;

(ii) Requests for water by holders of water delivery contracts
with the United States, and of other rights recognized in the decree
in Arizona v. California;

(iii) Actual and forecast quantities of active storage in Lake Mead
and the Upper Basin Storage Reservoirs; and

(iv) Estimated net inflow to Lake Mead.

(c) Shortaqe. The Secretary shall determine from time to time when
insufficient mainstream water is available to satisfy annual consump-
tive use requirements of 7,500,000 acre-feet after consideration of all
relevant factors, including, but not limited to, the following:

(1) The requirements stated in Article III ( 1) of these Operating
Cri teria;

(ii) Actual and forecast quantities of active storage in Lake Mead;

(iii) Estimate of net inflow to Lake Mead for the current year;

(iv) Historic stream flows , including the most critical period of
record;

(v) Priorities set forth in Articl,e II(a) of the decree in Arizona v.
California; and

(vi) The purposes stated in Article 1(1), of these Operating Criteria.

The shortage provisions of Article neB) (3) of the decree in Arizona v.
California shall thereupon become effective and consumptive l,Ises from the
mainstream shall be restricted to the extent determined by the Secretary to
be required by section 30l(b) of Public Law 90-537.

IV. DEFINITIONS

(1) In addition to the definitions in section 606 of Public Law 90-537,
the following shall also apply:

(a) "Spills," as used in Article II(3)(c) herein, means water released
from Lake Powell which cannot be util1zed for Project purposes, including,
but not limited to, the generation of power and energy.