To establish the U.S.S. Potomac National Historical Site, and for other purposes.

Establishes the U.S.S. Potomac National Historical Site in Oakland, California. Authorizes the Secretary of the Interior to: (1) acquire title to and possession of the U.S.S. Potomac (the yacht owned by President Franklin Delano Roosevelt); (2) enter into a long-term lease of Roosevelt Pier; and (3) acquire title to and possession of the adjacent land area for an interpretive center. Requires the Secretary to submit a general management plan for the site to specified congressional committees. Authorizes appropriations.