Carlsbad plant expected to produce first water in 2016

December 1, 2012 (San Diego) -- , 2012 (San Diego)--The San Diego County Water Authority’s Board of Directors on Thursday voted to approve a landmark agreement to purchase up to 56,000 acre-feet of water annually from what will be the nation’s largest seawater desalination plant in Carlsbad, Calif.  The plant is expected to start producing up to 50 million gallons a day in 2016.