CONTRA COSTA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.7 magnitude quake rattled near San Ramon ...

The quake came only eight days after three earthquakes shook the area in the course of about 100 minutes. More than 30 quakes ...

For more than a month, the San Francisco Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes — the ...

VENTURA COUNTY, CA - A 2.3 magnitude quake was recorded close to Fillmore Monday morning, according to the U.S. Geological ...

HUMBOLDT COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.7 magnitude quake shook close to Petrolia Thursday afternoon. A tremor struck the area at 4:15 p.m. The earthquake's ...

CONTRA COSTA COUNTY, CA - A preliminary 2.3 magnitude quake was recorded near San Ramon Monday morning, according to the U.S. Geological Survey. It was reported that a tremor struck the region at 9:24 ...

VENTURA COUNTY, CA - According to the U.S. Geological Survey, a 3.1 magnitude quake occurred near Fillmore Thursday morning. The tremor rattled the area at 10:27 a.m. It occurred at a depth of 7 miles ...