Miscellaneous water and power bills : hearing before the Subcommittee on Water and Power of the Committee on Energy and Natural Resources, United States Senate, One Hundred Ninth Congress, second session, on S. 1106, S. 1811, S. 2070, S. 3522, S. 3832, S. 3851, S. 3798, H.R. 2563, H.R. 3897, September 21, 2006. (U.S. G.P.O., 2007)