Geothermal Field

Magnitude 4.3 Quake Shakes Sonoma County GeysersA 4.3 magnitude earthquake occurred early Saturday morning 3 miles east of The Geysers in Sonoma County.
Mild Quake Near The Geysers Rattles Sonoma CountyA 2.2-magnitude earthquake shook Sonoma County early Sunday morning.
Series Of Earthquakes Near Geysers In CalistogaA U.S. Geological Survey is reporting a series of earthquakes of 2.0-magnitude or greater which struck near The Geysers Saturday morning.