Cal. Water Code § 13273
(b) Before a solid waste water quality assessment test report may be submitted to the regional board, a professional geologist, registered pursuant to Section 7850 of the Business and Professions Code, a certified engineering geologist, certified pursuant to Section 7842 of the Business and Professions Code, or a civil engineer registered pursuant to Section 6762 of the Business and Professions Code, who has at least five years’ experience in groundwater hydrology, shall certify that the report contains all of the following information and any other information which the state board may, by regulation, require: