U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
(a) The following is a regulated navigation area: The waters of the Ohio River from the Clark Memorial (Highway) Bridge at Mile 603.5, downstream to McAlpine Dam at Mile 604.4.
(b) The general regulations governing regulated navigation area contained in 33 CFR part 165, subpart B apply.
(c) No pleasure or fishing craft shall be operated within the regulated navigation area at any time without prior permission of the Captain of the Port, Ohio Valley, except in case of emergency and except for passage through McAlpine Lock.