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Cistern in the Mission District, San Francisco, California. The Auxiliary Water Supply System (AWSS, though often referred to on manhole covers and hydrants as HPFS for High Pressure Fire System) is a high pressure water supply network built for the city of San Francisco in response to the failure of the existing emergency water system during the 1906 earthquake.
The San Francisco Public Utilities Commission (SFPUC) is a public agency of the City and County of San Francisco that provides water, wastewater, and electric power services to the city. The SFPUC also provides wholesale water service to an additional 1.9 million customers in three other San Francisco Bay Area counties. [1]
The largest bodies of water in the Bay Area are the San Francisco Bay, San Pablo Bay, and Suisun Bay.The San Francisco Bay is one of the largest bays in the world. Many inlets on the edges of the three major bays are designated as bays in their own right, such as Richardson Bay, San Rafael Bay, Grizzly Bay, and San Leandro Bay.
The Pumping Station No. 2 of the San Francisco Fire Department Auxiliary Water Supply System was built in 1912. It is located near Fort Mason, at the northern end of Van Ness Avenue and close to the shore of the San Francisco Bay. It was listed on the National Register of Historic Places in 1976.
The Hetch Hetchy Aqueduct carries water from the Tuolumne River to San Francisco and other Bay Area regions. The system starts in Hetch Hetchy Valley, inside Yosemite National Park. The system also generates up to 400MW of electrical power, depending on rainfall, most of which is sent to San Francisco via city-owned power lines. [63]
The reservoir would hold about 1.8 million acre-feet (2.2 km 3) of water to be released into the Sacramento River during low-flow periods, boosting the water supply available for SWP entitlement holders and improving water quality in the Sacramento–San Joaquin Delta. This project has previously arisen in several forms, including proposals for ...
1907 - City of San Francisco votes to construct a water and power supply known as Hetch Hetchy that is located Yosemite [29] 1911 - Constitutional Act - California Railroad Commission takes over regulatory role of cities for electric rates [30] 1913 - Water Commission Act attempts to sort out the state's water rights
In 1923, EBMUD was founded due to the rapid population growth and severe drought in the area. The district constructed Pardee Dam (finished in 1929) on the Mokelumne River in the Sierra Nevada, and a large steel pipe Mokelumne Aqueduct to transport the water from Pardee Reservoir across the Central Valley to the San Pablo Reservoir located in the hills of the East Bay region.