Cal. Harbors and Navigation Code § 6901.1

It may by resolution hold and save harmless the State of California, the Reclamation Board of the State of California, and the Sacramento and San Joaquin Drainage District, their officers, agents or employees, from all claims, damages or liability due or incident to the design, construction, operation, repair and maintenance of any waterway project of the United States entering the district or other improvement constructed by or for the district for which the approval of the State Reclamation Board must be obtained, whether the same be caused by negligence of the State or of the officers, agents, employees of the State, or otherwise, and it may levy and collect in the manner provided for the raising of funds under this part such sums as may be required to fulfill any obligation incurred hereunder.