California Code, Public Resources Code - PRC § 5796.20

(a) In addition to the powers enumerated in Article 7 (commencing with Section 5786), which shall be subject to review and approval by the Los Angeles County Local Agency Formation Commission upon formation, change of organization, or reorganization under the Cortese-Knox-Hertzberg Local Government Reorganization Act of 2000 (Division 3 (commencing with Section 56000) of Title 5 of the Government Code), and to the financing authority provided by Article 9 (commencing with Section 5788), Article 10 (commencing with Section 5789), and Article 11 (commencing with Section 5790), the district shall do all of the following:

(b) The district shall conduct the activities specified in paragraphs (1) to (3), inclusive, of subdivision (a) in coordination with the San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy established pursuant to Division 22.8 (commencing with Section 32600), which has certain responsibilities regarding the Lower San Gabriel River.