Global Volcanism Program | Image GVP-06667

The Geysers steam field, located at the SW end of the Clear Lake volcanic field in the Coast Ranges of western California, is the world's largest producing geothermal field. A large silicic magma chamber provides the heat source. Photo by Paul Kimberly, 1997 (Smithsonian Institution).

The Geysers steam field, located at the SW end of the Clear Lake volcanic field in the Coast Ranges of western California, is the world's largest producing geothermal field. A large silicic magma chamber provides the heat source.

Photo by Paul Kimberly, 1997 (Smithsonian Institution).

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Galleries: Geothermal Features

Keywords: geothermal | steam | emissions

Clear Lake