18 C.F.R. § 4.105
(b)
(2) Non-standard terms and conditions. In approving any application for exemption from licensing, the Commission may prescribe terms or conditions in addition to those set forth in § 4.106 in order to:
(iv) Better conserve, develop, or utilize in the public interest the water resources of the region.
(Energy Security Act of 1980, Pub. L. 96-294, 94 Stat. 611; Federal Power Act, as amended (16 U.S.C. 792-828c); Public Utility Regulatory Policies Act of 1978 (16 U.S.C. 2601-2645); and the Department of Energy Organization Act (42 U.S.C. 7101-7352); E.O. 12009, 3 CFR 142 (1978))
[Order 106, 45 FR 76123, Nov. 18, 1980, as amended by Order 202, 47 FR 4246, Jan. 29, 1982; Order 413, 50 FR 11688, Mar. 25, 1985; Order 533, 56 FR 23154, May 20, 1991]