State Water Board staff use information gleaned from 2015 informational order to compile the first taxonomy of senior water rights in the Delta At the peak of the drought in February of 2015, the State Water Resources Control Board’s Division of Water Rights issued an informational order to 445 water right claimants in the Delta and its tributaries that required both riparian and pre-1914 claimants to submit information detailing the basis of their right to divert, point of diversion, and … Continue reading STATE WATER BOARD: Riparian and pre-1914 water rights in the Delta