In California's East Bay, a recent swarm of small earthquakes has pushed long-standing seismic risks back into public view. Since early November 2025, at least 90 minor quakes have been recorded ...

CONTRA COSTA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.4 magnitude quake shook near San Ramon ...

SAN BERNARDINO COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.5 magnitude quake rattled near Fontana ...

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

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

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

Residents in Nevada woke up to a shocking 5.9 magnitude earthquake alert, but after the panic settled, the whole thing turned ...

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

The ShakeAlert system that warns about imminent shaking arriving from earthquakes sent a false alarm across California on ...

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 ...

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