Act to enlarge the Big Sand Wash Dam and Reservoir, construct the Feeder Diversion, construct the Feeder Pipeline, construct the Roosevelt Pipeline, modify the Moon Lake outlet works, develop mitigation lands, and develop other facilities as required to complete project purposes. 3. Conveyance of facilities and land (a) In general Subject to subsection (b) and in consideration of the District assuming from the United States all liability for administration, operation, and maintenance of the Big Sand Wash Facilities, the Secretary shall convey to the District all right, title, and interest of the United States in and to the Acquired Lands, the Federal Lands, and the Big Sand Wash Facilities in existence on the date of the enactment of this Act. (b) Conditions The conveyance under subsection (a) shall not be completed until all of the following occur: (1) The District pays to the Secretary the net present value of the remaining repayment obligations identified in the Water Service Contract, Supplement No. 2, Contract No. 14–06–400–4286 and Block Notice Number UBRP1, as determined by Office of Management and Budget Circular A–129 (in effect on the date of the enactment of this Act). Such prepayment shall not affect the contract to deliver water between the District and Duchesne County and shall remedy all outstanding issues relating to the District’s expenditure of Federal funds for land acquisition. (2) The Association, the District, and Duchesne County enter into an agreement, only as mutually deemed necessary by the Parties, reflecting as much as possible the existing operating agreement, Agreement No. 01–07–40–R7020 dated November 15, 2001, that provides for the future operation of and delivery of water from the Big Sand Wash Facilities. (3) The Association and the District enter into an agreement to convey Acquired Lands, Federal Lands, the Feeder Diversion, and the Feeder Pipeline to the Association. (4) The Association and the District enter into an agreement that ensures the minimum stream flow requirements