Wednesday, Nov. 5 is World Tsunami Awareness Day. Humboldt and Del Norte counties have experienced two tsunami warnings in ...

A major earthquake hasn't struck any of California's biggest cities in more than three decades, but experts and officials say the so-called "Big One" is a matter of when, not if. And the risk is far ...

Safety in tsunamis is all about one issue — evacuation. The whole point of a tsunami warning system is to get people out of harm’s way before tsunami surges reach them. There are two big pieces to the ...