The Casa Diablo geothermal plant in the Long Valley caldera taps the high heat flow originating from the magma system below. Several commercial and scientific exploratory holes have been drilled here to depths of 100 to 2,000 m.

Photo by Larry Mastin, 1991 (U.S. Geological Survey).

This image is made available as a Public Domain Work, but proper attribution is appreciated.

Galleries: Craters

Keywords: geothermal | caldera

Long Valley