In a few weeks, San Diego will open the Carlsbad desalination plant, piping around 50 million gallons of water a day to households across the San Diego area. It was designed by Israel’s IDE and one of 400 desalination facilities it has designed in 40 countries.

http://ww2.kqed.org/news/2015/10/05/could-israeli-ingenuity-and-seawater-help-california-slake-its-thirst