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

When most people think of earthquakes, they think of California fault lines. But the most active earthquake zone east of the Rocky Mountains runs straight through the middle of the country ...

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

There were 35 confirmed earthquakes in the Palmetto State in 2025, according to the South Carolina Department of Natural ...

Did you feel them? A 4.2 earthquake struck near San Ramon Monday morning amid a string of over 30 temblors in the area, the U ...

"The good news about earthquake swarms is they don’t appear to lead to bigger quakes. Not a single one has ever been associated with a major earthquake." ...

Initial reports indicate that it registered as a 4.2 quake, and was centered about nine miles from Great Falls.

The Pacific Ring of Fire is living up to its name, with scientists tracking a chain of restless faults and volcanoes that ...

SONOMA COUNTY, CA - Thursday morning, a preliminary 2.0 magnitude quake was registered near Cobb, according to the U.S.