Cal. Water Code § 10720.8
(a) Except as provided in subdivision (e), this part does not apply to the following adjudicated areas or a local agency that conforms to the requirements of an adjudication of water rights for one of the following adjudicated areas:
(f) The watermaster or a local agency within a basin identified in subdivision (a) shall do all of the following:
(3) By April 1, 2016, and annually thereafter, submit to the department a report containing the following information to the extent available for the portion of the basin subject to the adjudication: