The Otay Water District is a water, recycled water, and sewer service provider. The State Legislature authorized the, establishment of the Otay Water District in 1956, as a California Special District under the provisions of the Municipal Water District Law of 1911, Division 20 (commencing with Section 71000) of the Water Code of the State of California. The District is a ârevenue neutralâ public agency where each end user pays only his or her fair share of the Districtâs costs of acquiring, treating, transporting, or the operation and maintenance of the public water, recycled water, or sewer facilities.