The department or the Reclamation Board shall review flood control projects prior to authorization for the purposes of determining whether the project’s individual and cumulative hydraulic impacts are mitigated, as required by Division 13 (commencing with Section 21000) of the Public Resources Code. The department or the Reclamation Board shall include the determination in the report to the Legislature required by subdivision (b) of Section 12582.7, if the report is prepared.