Cal. Water Code § 1700 : California Water Code — Water — Change Of Point Of Diversion, Place Of Use, Or Purpose Of Use — Change of purpose of use of water Date: 15 Sep 2016 TEXT PDF Current through the 2016 Legislative Session Water appropriated under the Water Commission Act or this code for one specific purpose shall not be deemed to be appropriated for any other or different purpose, but the purpose of the use of such water may be changed as provided in this code. Ca. Water Code § 1700