88 STAT. ]
37
PUBLIC LAW 93-251-MAR. 7, 1974
recommendations of the Chief of Engineers in his report dated Ju\j_ 13, 1973, except that such authorization shall be limited to the phase I design memorandum of advanced engineering and design, at an estimated cost of $1,400^000. (b)(1) Prior to any further authorization of such Sixes Bridge Dam Project, the Secretary of the Army, acting through the Chief of Engineers shall (A) make a full and complete investigation and study of the future water resources needs of the Washington metropolitan area, including but not limited to the adequacy of present water supply, nature of present and future uses, the effect water pricing policies and use restrictions may have on future demand, the feasibility of utilizing water from the Potomac estuary, all possible water impoundment sites, natural and recharged ground water supply, wastewater reclamation, and the effect such projects will have on fish, wildlife, and present beneficial uses, and shall provide recommendations based on such investigation and study for supplying such needs, and (B) report to the Congress the results of such investigation and study together with such recommendations. The study of measures to meet the water supply needs of the Washington metropolitan area shall be coordinated with the Northeastern United States water supply study authorized by the Act of October 27, 1965 (79 Stat. 1073). (2) The Secretary of the Army, acting through the Chief of Engineers, shall undertake an investigation and study of the use of estuary waters to determine the feasibility of using such waters as a source of water supply and is authorized to construct, operate, and evaluate a pilot project on the Potomac estuary for the treatment of such waters at an estimated cost of $6,000,000. The Secretary of the Army, acting through the Chief of Engineers, shall report to the Congress on the results of such project within three years after commencement of operation of such project and such report shall include the results of two years testing at the pilot project for the treatment of water from the Potomac estuary. (3) The Secretary of the Army, acting through the Chief of Engineers, shall request the National Academy of Sciences-National Academy of Engineering to review and by written report comment upon the scientific basis for the conclusions reached by the investigation and study of the future water resource needs of the Washington metropolitan area and the pilot project for the treatment of water from the Potomac estuary. Such review and written report shall be completed and submitted to the Congress within one year following the completion of both the Corps of Engineers report on the future water resource needs of the Washington metropolitan area and the report on the results derived from the pilot project for the treatment of water from the Potomac estuary. Completion of such revicM^ and written report by the National Academy of Sciences-National Academy of Engineering shall be a condition of further authorization of such Sixes Bridge Dam Project. (4) The Secretary of the Army is authorized to enter into appropriate arranofements with the National Academy of Sciences-National Academy of Engineering for the purpose of this subsection. (c) There is authorized $1,000,000 for the purposes of carrying out the provisions contained in paragraph (3) of subsection (b). SEC. 86. (a) The Secretary of the Army, acting through the Chief of Engineers, is authorized to assist the National Park Service in the National P a r k Service's program to plan for. design, and implement restoration of the historical and ecological values of Dyke Marsh on the Potomac River. Such assistance may include, but need not be
Washington metropolitan a r e a, future water n e e d s, study.
Report to Congress.
42 USC 1962d-4.
Report to Congress.
Review and report.
Report to Congress.
Appropriation. Dyke Marsh, Potomac River, restoration.
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