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

An 7.0 magnitude earthquake off the Northern California coast shook up the region on Thursday morning, prompting a tsunami warning and evacuation orders for areas of California and Oregon ...

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

The earthquake struck at 7.46 p.m. PT about three miles northwest of Dublin, California, at a depth of around seven miles, according to the USGS. It was originally measured at a magnitude of 4.2, but ...

This causes a shockwave of stored energy to travel up towards Earth's surface, which we feel as an earthquake. The Cascadia subduction zone stretches from northern California all the way to Canada's ...

A 3.1-magnitude earthquake struck near Rio Vista in Northern California, the U.S. Geological Survey reported. Getty Images/iStockphoto A 3.1-magnitude earthquake shook Friday, April 4, in Northern ...

A powerful earthquake struck off the coast of Northern California on Thursday, prompting the National Weather Service to briefly issue a tsunami warning for communities from Oregon to just south ...

Monday's 5.2 magnitude temblor marked another success for California's early earthquake warning system, with users in some ...

Southern California typically experiences more than 10,000 earthquakes per year, according to the United States Geological ...