The compelling story of how San Francisco secured its fabled water supply, the Hetch Hetchy reservoir in Yosemite National Park. Water from the Wilderness: Hetch Hetchy to San Francisco Bay is ...
which is a part of the City and County of San Francisco, owns and operates Hetch Hetchy Water and Power. The system is named for the former Hetch Hetchy Valley, which is now underwater in Hetch ...
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