The U.S. Geological Survey estimated in 2008 that California has nearly 15,000 megawatts of geothermal potential — nearly one-fifth of the total capacity of all power plants in the state today.

Clean-energy projects have new deadlines for federal tax credits and limits on foreign parts, taking aim at California’s ...

California has hit a new record for clean energy. Solar, wind, hydropower and other carbon-free sources made up 67% of the ...

New federal policy shifts threaten California’s drive towards clean energy goals. Twelve major renewable energy projects in ...

PUC staff also say Southern California Edison and other energy providers should sign contracts for 2,500 megawatts of new power, to replace those coastal gas plants when they do eventually shut down.

geothermal031.JPG A geothermal power plant run by the Northern California Power Agency spews water vapor as it runs on Cobb Mountain. This is part of the geysers area of geothermal plants.

Other developers have avoided building Salton Sea geothermal plants larger than 49.9 megawatts, because doing so would require them to get approval from the California Energy Commission, rather ...

As state lawmakers debate far-reaching bills that could reshape the energy landscape in California and across the West, some groups are urging the Legislature to require new geothermal power ...

Size: About 45 square miles, the largest complex of geothermal power plants in the world. Location: Mayacamas mountains along the Sonoma and Lake County border Plant operators: Calpine Corp. (13 ...

As California Gov. Jerry Brown looks to neighboring states for cheap sources of clean energy, a legal settlement could result in coastal cities like Los Angeles and San Diego getting more climate ...

Geothermal power plants on the southern shore of southern California’s Salton Sea are causing earthquakes in the area, just 12 miles from the San Andreas Fault, according to a newly published ...

When completed in 2028, the new enhanced geothermal plant will add 400 megawatts of carbon-free electricity to the power grid (Southern California Edison has agreed to buy 320 megawatts; the rest ...