A swarm of at least six earthquakes reaching up to magnitude 2.9 rattled San Ramon near San Francisco, the U.S. Geological ...

SAN BERNARDINO COUNTY, CA - Wednesday afternoon, a preliminary 2.2 magnitude quake was registered near Barstow, according to ...

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

California has been hit by an earthquake swarm for the fourth day in a row. Residents have been experiencing earthquake swarms for nearly a week, with the latest hitting on Tuesday, December 16. The ...

On Monday morning, around 30 minor earthquakes erupted in a swarm near the Geysers geothermal field south of Clear Lake. The day before, seven quakes rattled Sonoma County, including a 4.0 quake. The ...

The San Jacinto Fault, considered part of the San Andreas Fault system, has a 5% chance of magnitude 6.7 or larger earthquakes. The line begins at Cajun Pass and runs southeast through San Bernardino, ...

California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical ...

The federal government and earthquake experts blamed a technical glitch for the alert that sent warnings hundreds of miles ...

A swarm of 20 earthquakes has jolted Southern California, shaking communities just miles from Los Angeles. The largest quake ...

A rare, ultra-long earthquake in Myanmar revealed that mature faults can deliver their full force directly to the surface.

Major quakes in Japan and Alaska along with a spate of smaller earthquakes in California this fall make folks ask, is the Big ...