While the 1906 epicenter was just offshore of San Francisco, the rupture was very long, extending 200 miles north to Cape Mendocino and 60 miles south to Santa Cruz. This entire fault rupture was the ...

Scientists have discovered a Jurassic tectonic plate boundary that could help to predict what the planet might look like ...

When an earthquake rupturing along a fault hits a barrier, it creates a seismic signature called the “stopping phase.” ...

A magnitude 4.9 earthquake occurred at 5:56 p.m. Monday about 17 miles northeast of Palm Desert in Riverside County, producing shaking that was felt throughout San Diego County, the U.S. Geological ...

BOULDER CREEK — The quake that shook residents awake early Thursday from Fairfield to Soledad and east to Lodi proved to be a “great test” of the state’s earthquake-warning alert system, even though ...

There are two kinds of people who don’t hang pictures on their walls: minimalists, and people who live directly above a fault line. Alex Cully is the latter. From 2016 to 2017, Cully rented an ...

Beneath California runs the San Andreas Fault, an 800-mile fracture where two massive tectonic plates grind past each other. For more than 300 years, the southern section of the fault has been ...

For residents of the San Francisco Bay Area, 2026 got off to a shaky start in the most literal sense imaginable. On the morning of February 2, between 6:27 and 8:00 local time, a series of no fewer ...

Following recent tremors, Coachella Valley residents are asking what “The Big One” might actually feel like. This timeline explores how a catastrophic quake could isolate our community. Might go ...

It was a groundbreaking discovery. Scientists have found previously concealed fault lines along California’s north coast, sparking concerns that we could be drastically underestimating the earthquake ...

Dean Fioresi is a web producer for CBS Los Angeles. He covers breaking news throughout Southern California. When he's not writing about local events, he enjoys focusing on sports and entertainment.

“If we don’t understand the underlying tectonic processes, it’s hard to predict the seismic hazard,” said co-author Amanda Thomas, professor of earth and planetary sciences at UC Davis. Three of the ...