Data from the USGS shows the seismic events have ranged in strength from 2.5 up to 4.2 in magnitude.

IDYLLWILD-PINE COVE, Calif. — A preliminary 3.6 magnitude earthquake struck near Idyllwild at around 9:43 a.m. Friday, according to the United States Geological Survey. USGS reported that the ...

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 ...

Minor earthquakes happen in and around New York more often than many people realize. This map shows where they've struck over ...

USGS released its most detailed national geologic map, offering layered views of geology beneath the Earth’s surface across the lower 48 states. The Cooperative National Geologic Map integrates data ...

A shake alert went out over the U.S. Geological Survey's early warning system on Dec. 4, warning that a 5.9 earthquake near Carson City in western Nevada could produce heavy shaking in the region. But ...

A swarm of earthquakes shook the Bay Area on Monday, according to data from the U.S. Geological Survey. The largest of at least nine tremors was a magnitude 4.2 that happened around 7 a.m., USGS ...

A cluster of earthquakes was felt by thousands of Californians in the San Francisco Bay Area Monday morning.