The Cascadia Subduction Zone, a major fault that runs offshore from Northern California to British Columbia, is best known ...

The next great earthquake isn't the only threat to the Pacific Northwest. A powerful earthquake, combined with rising sea ...

Seismologist Deborah Kilb was wading through California earthquake records from the past four decades when she noticed ...

What's the Elsinore fault? California has long been a hotbed of seismic activity, with notorious San Andreas being the ...

A 5.2-magnitude earthquake shook Southern California on Monday morning, swaying lights and rattling cups off shelves, but officials reported no injuries or major damage.The quake was centered in ...

The state is working with local first responders to assess any damage. California is known for its strong seismic activity, with only Alaska recording more earthquakes per year.

A 5.2 magnitude earthquake shook southern California at approximately 10 a.m., local time, according to the U.S. Geological Survey. The extent of any damage caused by the quake is still unclear.

SAN DIEGO (AP) — Southern California was rocked by a strong earthquake Monday morning near San Diego. The earthquake had a preliminary magnitude of 5.2 and was near the mountain town of Julian ...

A preliminary 5.2 earthquake rattled San Diego County on Monday morning. The earthquake's epicenter was traced 30 miles west of San Diego near Julian, Calif. The earthquake started at 10:08 p.m ...

Such an earthquake would be tied for the 13th-strongest to ever hit California. The state's other 6.9M earthquake hit the Bay Area in 1989, causing up to $10 billion in damages, injuring 3,753 ...