A small 3.3 magnitude earthquake struck near San Ramon, California, late Monday night local time, the U.S. Geological Survey ...

A 3.3-magnitude earthquake struck near San Ramon, prompting concerns about the San Andreas and Hayward faults. Experts from ...

At least 90 earthquakes have been detected in California's San Francisco Bay Area, along a fault scientists consider to be overdue for a major seismic event.

It’s been a full week of earthquakes in California, including a 4.1 near Templeton that triggered an alert for residents.

For generations, scientists believed that the West Coast’s two great earthquake engines — the Cascadia subduction zone and the San Andreas fault — operated on separate geologic stages. One dives, one ...

SAN RAMON, Calif. - A 3.2 magnitude earthquake struck near San Ramon Thursday morning. The quake struck just after 7:30 a.m.

San Ramon, California, experienced an earthquake of 3.3 magnitude on Monday, November 17, at 10:47 PM, the East Bay Times is ...

An earthquake swarm has broken out along California's Central Coast, setting off fears of an even bigger eruption in the near ...

A 3.2-magnitude earthquake struck in the San Ramon Valley Thursday morning, according to the U.S. Geological Survey. The ...

ATLANTA — A weak earthquake was reported in northwest Georgia Sunday morning, according to the U.S. Geological Survey. The ...

Scientists long treated Cascadia and San Andreas as separate, but new research led by Chris Goldfinger suggests they can move in rhythm, even within hours.