The City and County of San Francisco, the Modesto Irrigation District, and the Turlock Irrigation District, in conjunction with the War Department, shall execute the plans and projects within the watershed of the Tuolumne River, referred to in Section 12651, except insofar as the plans and projects relate to channel improvement works and levees, and may make such modifications to the plans as may be necessary to execute them for the purposes of Chapters 1 and 2 of this part.
Ca. Water Code § 12656