HUMBOLDT COUNTY, CA - A preliminary 2.8 magnitude quake was registered close to Petrolia Wednesday evening, the U.S.

There was no tsunami threat to the Marianas from the earthquake, and no major damages or injuries were reported.

ENSENADA, B.C. - A 2.8 magnitude quake was recorded near Maneadero, B.C. Friday night, the U.S. Geological Survey reported.

SAN RAMON — A cluster of earthquakes struck the San Ramon area Friday night, continuing a pattern of seismic activity in ...

There were at least six separate earthquakes that measured above a magnitude of 2.5 in an earthquake swarm in the San Ramon ...

More than 300 earthquakes have rattled the San Ramon area since November. The largest earthquakes in the sequence struck in recent days, with a 4.0 on Friday and a 3.9 on Saturday. Yet, in response to ...

Seismic activity remains high off the eastern coast of Aomori Prefecture following a magnitude-7.5 earthquake on Monday.

California has been hit by an earthquake swarm for the fourth day in a row. Residents have been experiencing earthquake swarms for nearly a week, with the latest hitting on Tuesday, December 16. The ...

For more than a month, the Bay Area has been subjected to a seemingly ceaseless stampede of earthquakes, rattling windows and raising fears across California.