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 ...

At least 21 quakes have rattled the East Bay city.

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 ...