105 STAT. 522 PUBLIC LAW 102-104—AUG. 17, 1991 that fund: Provided further. That transfers to the Upper Colorado River Basin Fund and Lower Colorado River Basin Development Fund may be increased or decreased by transfers within the overall appropriation under this heading: Provided further, That funds contributed by non-Federal entities for purposes similar to this appropriation shall be available for expenditure for the purposes for which contributed as though specifically appropriated for said purposes, and such funds shall remain available until expended: Provided further. That the final point of discharge for the interceptor drain for the San Luis Unit shall not be determined until development by the Secretary of the Interior and the State of California of a plan, which shall conform with the water quality standards of the State of California as approved by the Administrator of the Environmental Protection Agency, to minimize any detrimental effect of the SEUI Luis drainage waters: Provided further. That no part of the funds herein approved shall be available for construction or operation of facilities to prevent waters of Lake Powell from entering any national monument: Provided further. That the funds contained in this Act for the Garrison Diversion Unit, North Dakota, shall be expended only in accordance with the provisions of the Garrison Diversion Unit Reformulation Act of 1986 (Public Law 99-294): Provided further. That all costs of the safety of dams modification work at Coolidge Dam, San Carlos Irrigation Project, Arizona, performed under the authority of the Reclamation Safety of Dams Act of 1978 (43 U.S.C. 506), as amended, are in addition to the amount authorized in section 5 of said Act: Provided further, That none of the funds appropriated in this Act shall be used to study or construct the Cliff Dam feature of the Central Arizona Project: Provided further, That Plan 6 features of the Central Arizona Project other than Cliff Dam, including (1) water rights and associated lands within the State of Arizona acquired by the Secretary of the Interior through purchase, lease, or exchange, for municipal and industrial purposes, not to exceed 30,000 acre feet; and, (2) such increments of flood control that may be found to be feasible by the Secretary of the Interior at Horseshoe and Bartlett Dams, in consultation and cooperation with the Secretary of the Army and using Corps of Engineers evaluation criteria, developed in conjunction with dam safety modifications and consistent with applicable environmental law, are hereby deemed to constitute a suitable alternative to Orme Dam within the meaning of the Colorado River Basin Project Act (82 Stat. 885; 43 U.S.C. 1501 et seq.): Provided further. That of the funds appropriated herein, $900,000 shall be available to the Secretary of the Interior to complete the final design of the Shasta Dam, California, water release facilities for the purpose of selectively withdrawing water from Shasta Lake to control the temperature, turbidity, ^ and dissolved oxygen content of water released from Shasta Danr Provided further. That with $7,000,000 appropriated herein, to remain available until expended, the Secretary of the Interior is directed to award continuing contracts which are not to be considered fully funded for the Sixth Water Aqueduct, Bonneville Unit, Central Utah Project: Provided further. That funds expended by the Central Utah Water Conservancy District in anticipation of passage of the Central Utah Project Completion Act, shall be credited toward the District's cost-sharing obligations required by the Completion Act.