2009 California Water Code - Section 12849 :: Article 4. Powers And Duties Of Local Agencies

12849.  Any local agency sponsoring a project subject to the
provisions of this chapter is hereby authorized to design, construct,
operate, and maintain public recreational facilities at such project
and shall have such powers as may be necessary or convenient to
carry out the provisions of this chapter. Local sponsoring agencies
are authorized to contract with the United States, the State of
California, and with other local agencies or entities in order to
realize the full potential of flood control and watershed protection
projects for recreational development and for fish and wildlife
enhancement.