CONTRA COSTA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 2.3 magnitude quake occurred near San Ramon ...

A preliminary 2.2 magnitude quake was reported near Petrolia Thursday morning, according to the U.S. Geological Survey.

Earthquakes have been a common occurrence in the Tri-Valley region in recent months. A recent two-month tally was among the ...

Multiple reports highlight which cities in the U.S. face increased risk of earthquakes, with California topping the list.

Earthquakes often bring to mind images of destruction, of the Earth breaking open and altering landscapes. But after an earthquake, the area around it undergoes a period of post-seismic deformation, ...

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

KENTUCKY (FOX 56) — An earthquake was detected early Friday around 13 miles outside of Henderson in a well-known seismic zone. At 12:08 a.m., the Kentucky Geological Survey (KGS) said a magnitude 2.6 ...

The New York City region was rattled by two small earthquakes that struck New Jersey in the past week. Experts say that while it marks an uptick in seismic shaking in the area, it's no reason to fear ...

The vast majority of the many quakes across the region are very small, rarely felt by people, and cause no damage.