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Show VI-8 UPDATING THE HOOVER DAM DOCUMENTS PART I. BASIC DOCUMENTS General Principles to Govern, and Operating Criteria f6r; Glen Canyon Reservoir (Lake Powell) and Lake Mead During the Lake Powell Filling Period 1. The following principles and criteria are based on the exercise, consistent with the law of the river, of reasonable discretion by the Secretary of the Interior in the operation of the Federal projects involved. The case generally styled "Arizona v. California, et al, No. 9 Original" is in litigation before the Supreme Court of the United States. Anything which is provided for herein subject to change consistent with whatever rulings are made by the Supreme Court which might affect the principles and criteria herein set out. They may also De subject to change due to future acts of the Congress. 2. The principles and criteria set forth hereinafter are applicable during the Lake Powell filling period, which is defined a9 that time interval between the date Lake Powell is first capable of storing water (estimated to occur in the spring of 1963) and the date Lake Powell storage first attains slevation 3,700 (content 28.0 million acre-feet total surface storage) and Lake Mead storage is simultaneously at or above elevation 1,146 (content 17.0 million acre-feet available surface storage), or May 31, 1987, whichever occurs first. If, in the judgment of the Secretary, the contents of Lake Powell and Lake Mead warrant such action, and after consultation with appropriate interests of the Upper Colorado River Basin and the Lower Colorado River Basin, the Secretary may declare that in not less than 1 year from and after the date of such declaration these principles and criteria are no longer applicable. 3. Sufficient water will be passed through or released from either or both Lake Mead and Lake Powell, as circumstances require under the provisions of principles 7 and 8 hereof, to satisfy downstream uses of water (other than for power) below Hoover Dam which uses include the following: (a) Net river losses. (6) Net reservoir losses. (e) Regulatory wastes. ( |
