For U.S. earthquake scientists, Japan's 'megaquake' warning renewed worries about when and how to warn the public if they find clues that the 'big one' might be coming for the West COast.

Evacuation order lifted after 7.0 earthquake detected in California. Story by Tom Sanders • 4mo. ... Sign up for our daily push alerts here.

A tsunami warning was issued across Northern California on Thursday morning following a magnitude 7 earthquake. It's a reminder to prepare and know how to respond in case of such emergencies.

MILL VALLEY, Calif.. - The largest evacuation drill in Marin County took place Saturday, preparing residents for emergencies like wildfires or earthquakes. Hundreds turned out to learn how to stay ...