A series of earthquakes rocked a Bay Area city on Feb. 2. Did you feel it? San Ramon was hit by a cluster of quakes starting ...

A 4.9-magnitude earthquake and several aftershocks rattled the Inland Empire on Monday night, according to the United States Geological Survey.

A small town in California was hit by earthquakes once every 22 years for over a century, setting the stage for a major seismic experiment in the 1980s and 90s. But the quake ended up being 11 years ...

Two earthquakes struck struck near San Ramon Monday morning, according to the United States Geological Survey. The first quake, which hit at around 6:27 a.m., was centered 2.6 miles southeast of San ...

Over the last few days, the Coachella Valley has experienced more than 20 earthquakes, causing concern among some residents.

Data from the USGS shows the seismic events have ranged in strength from 2.5 up to 4.2 in magnitude.

Imagine a scenario where the Pacific Northwest gets pummeled by a magnitude nine earthquake, only to have California's most ...

Along the remote coast where the San Andreas Fault meets the Cascadia subduction zone, earthquakes too small for humans to feel are sketching out a hidden map of danger. By tracking these tiny tremors ...

A hidden chunk of an ancient tectonic plate is stuck to the Pacific Ocean floor and sliding under North America, complicating earthquake risk at the Cascadia subduction zone. When you purchase through ...