Water Code § 22500
ARTICLE 4. Disposition of Property
When a board determines by resolution entered upon the minutes that any property of the district is no longer necessary for district purposes, the district may for a valuable consideration sell or lease the property upon terms that appear to the board to be for the best interests of the district. Sales and leases authorized under this section include sales and leases to the State and to cities, counties, districts and other political subdivisions of the State.