The disaster caused by a predicted large earthquake in the Pacific Northwest could be compounded by shaking along the San ...

Earthquakes have shaken both coasts of the United States since the afternoon of Tuesday, Aug. 5 — rattling areas near the country’s two largest metro regions. In Southern California, a quake struck ...

Two of North America's most notorious earthquake faults may be more closely linked than scientists once thought, raising fears that a massive quake in the Pacific Northwest could set off another ...

SAN BERNARDINO COUNTY, CA - A 3.5 magnitude quake was registered close to Big Bear City Sunday morning, according to the U.S.

HUMBOLDT COUNTY, CA - A preliminary 2.0 magnitude quake was reported near Ferndale at midday on Saturday, according to the ...

The first earthquake happened at around 11:15 p.m. Saturday, with several more occurring into Sunday morning, the USGS said.

A new type of seismic threat is gaining attention among geologists—and it could have serious implications for California. Known as “supershear” earthquakes, these rare but devastating quakes travel ...

(FOX 5/KUSI) — A magnitude 4.2 earthquake struck Northern Baja California late at night on Monday, according to the United States Geological Survey. The quake was registered at 11:41 p.m. and was ...

A series of more than 100 earthquakes has hit Northern California, shaking up the Geysers geothermal steam field in Sonoma and Lake counties. Since Thursday, at least 131 earthquakes have been ...

An earthquake strong enough to awaken people across the region rattled the San Francisco Bay Area early Monday morning.

INYO COUNTY, CA - A preliminary 2.6 magnitude quake was reported close to Olancha Saturday morning, according to the U.S. Geological Survey. The tremor rattled at 3:03 a.m., with its epicenter ...