watershed

9:22am

Thu October 18, 2012
Health, Science, Environment

An argument for draining the Hetch Hetchy

Executive Director Mike Marshall discussing the plan to Restore Hetch Hetchy with North Beach Festival-goers

Eighty-five percent of San Francisco's water comes from the Hetch Hetchy reservoir. San Francisco Proposition F calls for the city to begin evaluating the option of draining the reservoir. Before the Hetch Hetchy Valley was flooded, or the O’Shaughnessy Dam was built, environmentalists led by John Muir put up a big fight to keep it protected.

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