- Federal water managers on Monday warned California cities and industrial users receiving water from the Central Valley Project to prepare for a fourth year of drought and possibly "extremely limited water supply" during 2023.- The agency said water storage is near historic lows in the reservoirs it oversees in the state, which supply water to the vast agricultural region of the Central Valley and major urban centers in the Greater Sacramento and San Francisco Bay areas.Federal water managers on Monday warned California cities and industrial users receiving water from the Central Valley Project to prepare for a fourth year of drought and possibly "extremely limited water supply" during 2023."If drought conditions extend into 2023, Reclamation will find it increasingly difficult, if not impossible, to meet all the competing needs of the Central Valley Project without beginning the implementation of additional and more severe water conservation actions," the agency said in a statement.The agency said water storage is near historic lows in the reservoirs it oversees in the state, which irrigate more than 3 million acres of land in central California and supply major urban centers in the Greater Sacramento and San Francisco Bay areas."