The State Water Project (SWP) is a multi-purpose water storage and delivery system that delivers water to 27 million Californians, 750,000 acres of farmland, and businesses throughout California. The SWP's water supply depends on various hydrologic, operational, and regulatory variables.
The Oroville Dam in California is the largest embankment dam in the United States and is primarily operated for water supply, hydroelectric power generation and flood control.