3.9 Earthquake Rattles Sonoma County
THE GEYSERS (CBS SF) - The U.S. Geological Survey reported an earthquake with a preliminary magnitude of 3.9 struck Friday morning in Sonoma County.
The temblor rattled an area near The Geysers, located about 24 miles north of Santa Rosa, at 5:38 a.m. Friday and had a depth of 1.8 miles, according to the USGS.
The quake was centered two miles east of The Geysers.
The Geysers is the largest single geothermal field in the world, according to the U.S. Department of Energy, and the region experiences constant seismic events between 0.5 and 3.0 on the Richter scale.
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