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

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 swarm of early morning earthquakes has struck the San Francisco Bay Area, setting off alarms and rattling thousands of residents.

California’s biggest threat isn’t a movie plot — it’s the San Andreas Fault, and it’s been building pressure for centuries. Scientists estimate there’s a 93% chance a 7.0+ earthquake will hit ...

Imagining yourself in the shoes of a person experiencing "The Big One" can help us prepare now for a major earthquake, these ...

A 4.2 magnitude earthquake struck near Great Falls on Thursday, briefly rattling residents and raising questions about why earthquakes occur in the region.

A minor, 3.8-magnitude earthquake struck in the San Francisco Bay Area on Monday, followed by a larger 4.2 magnitude ...

A series of small earthquakes rattled the San Francisco Bay Area in an area that’s had a lot of seismic activity in recent months.

A swarm of earthquakes shook the East Bay on Monday morning.

A 4.2 earthquake, following a 3.8 quake rattled the San Francisco Bay area on Monday morning amid a string of over 30 ...