California Code, Water Code - WAT § 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.