His plan calls for creating storage for four million acre-feet of water and recycling or reusing 800,000 acre-feet per year by 2030 in addition to more stormwater capture and desalination projects.

An acre-foot of water is generally considered enough to supply two urban households per year.

«The hots are getting a lot hotter, the dries are getting a lot drier and … the wets are getting wetter,» Governor Gavin Newsom said on Thursday at a desalination plant under construction in Antioch, 72 kilometres inland from San Francisco, that will turn brackish water into drinking water.