Most of the 'Silicon Valley' cities get at least some of their water from the Hetch Hetchy system. This report is an economic scenario analysis, and estimates

Most of the 'Silicon Valley' cities get at least some of their water from the Hetch Hetchy system. This report is an economic scenario analysis, and estimates the probable effects on the Bay Area economy of a major failure of the San Francisco Public Utility Commission’s Hetch Hetchy water system, http://www.bayeconfor.org/pdf/hetchhetchyfinal2.pdf http://www.bayeconfor.org/pdf/hetchhetchyfinal2.pdf (map on pg 4)