What's clear from the study is that while California's next "Big One" may share some characteristics of previously documented ...

A 3.1-magnitude earthquake shook the San Francisco Bay Area in California, the U.S. Geological Survey reported. The nearly ...

A massive 8.7 magnitude earthquake off Russia’s Kamchatka Peninsula has prompted a tsunami watch for the entire U.S. West Coast, including Los Angeles, San Diego, Seattle, and San Francisco. Hawaii, ...

San Francisco emergency officials confirmed that the city's alert system worked smoothly. Most residents received ...

Tsunami alerts were issued for Alaska and Hawaii on Tuesday after a major, 8.8 magnitude earthquake struck off the coast of ...

A magnitude 3.1 earthquake struck in San Bernardino County on Saturday, the U.S. Geological Survey said. The quake hit at ...

Although the Tsunami Advisory has been canceled for the Bay Area, we wanted to know how prepared our Bay Area counties are ...

A magnitude 8.8 monster off the eastern coast of Russia threatened tens of millions of people with a tsunami risk. So why did ...

One of the most powerful earthquakes ever recorded has sent a tsunami crashing into a Russian port and smaller waves ...

Was that an earthquake you just felt or merely a big truck rumbling by? You don't have to wonder thanks to the U.S. Geological Survey.