2009 California Water Code - Section 70150-70151 :: Article 1. Powers Generally

70150.  The district may acquire by purchase, condemnation, gift or
other action, drains, canals, sluices, bulkheads, watergates, levees,
embankments, pumping plants and pipelines and to purchase, construct
or otherwise acquire, maintain and keep in repair all things
reasonable or convenient for the protection of the lands of the
district from overflow and for the purpose of conserving or adding
water to the sloughs and drains in the district.

70151.  The district may co-operate and contract with the United
States, the State of California, or any department or agency of
either, in order to accomplish any of the purposes of the district.