It might seem irrational in this drought-vulnerable state to even think of permanently draining a High Sierra reservoir that supplies superior-quality water for 2.4 million people in San Francisco and three suburban counties. But rationality does not always count for much in San Francisco politics. A movement is afoot for a ballot measure this year to put San Francisco on a path that could lead to the removal of its dam on the Tuolumne River in Yosemite National Park.
http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2010/02/13/INIE1BUUMI.DTL