"It's fair to say that Alaska is California's biggest tsunami threat," said Michael West, director of Alaska Earthquake ...

A major earthquake off the coast of Alaska could trigger a tsunami flooding San Francisco's Embarcadero. But the main sensors designed to provide warnings for such a tsunami will soon go dark.

A small swell gently rocking the boats in Marina del Rey on Wednesday morning was a welcome sight after a tsunami advisory was issued in the wake of a massive 8.8 magnitude earthquake that struck off ...

The Bay Area of California was shaken by a magnitude 4.3 earthquake overnight, according to the United States Geological Survey. The earthquake was just east-southeast of Berkeley, the survey said and ...