Palo Alto’s 27 options for water supply during dry years were pre-screened into three separate buckets. DPR = Direct Potable Reuse (treated wastewater blended directly with Hetch Hetchy water).

That is because San Francisco’s tap water ... the supply for San Francisco alone confirm that we deliver some of the highest quality tap water in the country,” Herrera said. The Hetch Hetchy ...

The water was winning ... we were hiking the Hetch Hetchy Valley, a half-forgotten realm where the Tuolumne River was dammed in 1923 to feed San Francisco’s thirst. Car lines out of Yosemite ...

After trying for 20 years to get permission for a dam in Yosemite, San Francisco promised in 1913 that the Hetch Hetchy area would be managed for “water supply and park purposes,” and that ...

A photo taken of Hetch Hetchy Valley before it was flooded ... is in danger of being dammed and made into a reservoir to help supply San Francisco with water and light, thus flooding it from ...

Originating in a glacier at the eastern edge of Yosemite, the Tuolumne River runs into a man-made roadblock in the towering granite cliffs of the Hetch Hetchy ... s water supply insist the plan ...

But if we just need 1 foot — it seems like there’s plenty of backup supply, right ... points to the yellow and brown squiggly lines on the map, revealing our water’s path from Hetch Hetchy to the Bay ...

a Berkeley environmental group is continuing its long-running battle to drain Hetch Hetchy Reservoir, a linchpin of the water supply for 2.6 million Bay Area residents from San Francisco to San ...

As to why the PUC is choosing to change the Hetch Hetchy water, they say it will conserve the water supply before the next drought.