Where does the water from Hetch Hetchy Reservoir go?

San Francisco Bay Area
Located in the northwest portion of Yosemite National Park, Hetch Hetchy refers to a valley in the Sierra Nevada and a reservoir that supplies water to the San Francisco Bay Area. The valley is drained by the Tuolumne River.

How does water get from Hetch Hetchy to San Francisco?

Hetch Hetchy water travels 160 miles via gravity from Yosemite to the San Francisco Bay Area. The remaining 15 percent of water comes from runoff in the Alameda and Peninsula watersheds. This local water is captured in reservoirs located in San Mateo and Alameda counties.

Does San Francisco still get water from Hetch Hetchy?

San Francisco draws its water from two major watersheds — the Tuolumne, which includes the Hetch Hetchy reservoir, Cherry Lake and Lake Eleanor, and the Alameda and Peninsula watersheds. Hetch Hetchy, a reservoir located in Yosemite National Park, provides about 85% of the city’s water supply.

What was the controversy of Hetch Hetchy?

Between 1908 and 1913, Congress debated whether to make a water resource available or preserve a wilderness when the growing city of San Francisco, California proposed building a dam in the Hetch Hetchy Valley to provide a steady water supply.

How full is the Hetch Hetchy reservoir?

Hetch Hetchy is the only reservoir above its average storage of 63%, and is 82% full.

Can you fish Hetch Hetchy reservoir?

Fishing: Fishing is allowed year-round in most lakes and the Hetch Hetchy Reservoir and part of the year in most rivers and streams. A valid California fishing license is required. Hetch Hetchy Reservoir: Daily bag limit is five per day and ten in possession.

How clean is SF tap water?

Moreover, according to water research by OrbMedia microplastics were found in 94% of all tap water in the United States. In summary, San Francisco tap water is still legally safe to drink but to be on the safe side, an active carbon filter such as TAPP could be used. TAPP removes TTHMs and reduces Chromium 6 by 40-70%.

Where does San Francisco get its water supply?

The regional water system provides water to San Francisco, Santa Clara, Alameda and San Mateo counties. Eighty-five percent of the water comes from Sierra Nevada snowmelt stored in the Hetch Hetchy reservoir situated on the Tuolumne River in Yosemite National Park.

Where does Berkeley CA get its water?

Mokelumne River
Where does Berkeley get its tap water from? The water that the East Bay Municipal Utility District (EBMUD) provides to people in Alameda and Contra Costa County comes from the watershed of the Mokelumne River in the Sierra Foothills.

Does San Jose get water from Hetch Hetchy?

The San Jose Municipal Water System gets treated water from the San Francisco Public Utilities Commission (SFPUC) and delivers it to customers in Alviso and North San José. The Hetch Hetchy Watershed provides most of the SFPUC water supply.

What were John Muir and Gifford Pinchot’s motivations to get involved in the land management issues?

The two have come to embody the conflicting philosophies at the heart of the American public land system: preservation vs. conservation. For Muir, nature was God, best preserved far from the degrading touch of man. For Pinchot, nature was a resource that ought to be sustainably shared among the most people possible.

What natural disaster was used as a justification for building the dam at Hetch Hetchy?

In 1923, the O’Shaughnessy Dam was completed on the Tuolumne River, flooding the entire valley under the Hetch Hetchy Reservoir….Hetch Hetchy.

Hetch Hetchy Valley
Type Glacial
Age 10,000–15,000 years
Location Yosemite National Park, California, United States

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