SONOMA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.4 magnitude quake shook close to The Geysers at ...

Constellation has completed its acquisition of Calpine’s geothermal assets at The Geysers in California, following an ...

SONOMA COUNTY, CA - Tuesday morning, a preliminary 2.2 magnitude quake was detected close to The Geysers, according to the ...

California was shaken early Monday as a series of earthquakes struck in quick succession, raising concern in the seismically active region. At least seven tremors have been reported, ranging in ...

SONOMA COUNTY, CA - A preliminary 2.2 magnitude quake was detected near The Geysers around midday Wednesday, according to the U.S. Geological Survey. At 12:31 p.m., the region was struck by a tremor.

SONOMA COUNTY, CA - A preliminary 2.1 magnitude quake was registered close to The Geysers Saturday evening, according to the U.S. Geological Survey. The tremor shook the region at 7:17 p.m. It ...