A new study on the Cascadia fault line breaks down the flooding potential of a 9.0 earthquake, calculating the risk of where ...

California has dozens of earthquakes every day. Most are below 3.0 magnitude, so small that they aren’t felt.

A 2.9-magnitude earthquake shook the Bay Area of Northern California, the U.S. Geological Survey reported. The little more than 6-mile deep quake hit about a mile east from Union City at 8:17 a.m. on ...

"The National Seismic Hazard model shows that there is a 15% chance of a large (over magnitude 8) earthquake happening ...

A new study warns that a megathrust earthquake along the Cascadia Subduction Zone could cause coastal land to sink permanently.

A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...

A minor, 3.8-magnitude earthquake struck in Southern California on Monday, according to the United States Geological Survey.

New spending restrictions for some federal agencies are creating extra hoops for scientists to jump through to fix earthquake ...

Minor quakes can disrupt natural tectonic patterns deep underground and change stress landscape, new study finds.

Could a monster earthquake sink a portion of Northern California? A new study calculates the risk of where and how much land ...