FRESNO COUNTY, CA - A preliminary 2.3 magnitude quake struck close to Toms Place around midday Monday, the U.S. Geological ...

A small earthquake was detected in Southern California Tuesday morning, according to the U.S. Geological Survey.

Cajon Pass is more than a busy mountain gateway. Its complex geology could help reshape the next major earthquake’s reach and intensity.

A geophysicist who predicted the Colombia earthquake has warned California is “in the crosshairs” of a huge tremor. Stefan ...

Add Yahoo as a preferred source to see more of our stories on Google. Southern California is at risk of a major rupture on the San Andreas Fault. Recent research showed that a key segment of the fault ...

A new 2026 model suggests one of Southern California’s most important fault junctions may now be more capable of transmitting a major rupture than it was during past earthquakes. The San Andreas ...

California is a place where dramatic landscapes are everywhere. Visitors come for ocean cliffs, redwood forests, desert scenery, mountain towns, and some of the country's most famous cities. But ...

A series of moderate earthquakes, including a magnitude 5.7, struck off the coast of Northern California and Oregon. The quakes occurred near the Mendocino Triple Junction, one of the most seismically ...

A 5.6 magnitude earthquake struck Mendocino County on Wednesday morning, triggering ShakeAlert notifications across Northern California. The quake hit at 8:10 a.m. Pacific Time, centered about seven ...

A magnitude 3.2 earthquake struck near Palomar Observatory this afternoon, rattling parts of both Riverside and San Diego counties. The U.S. Geological Survey reported the quake at 1:10 p.m., centered ...

Add Yahoo as a preferred source to see more of our stories on Google. Dr. Jones' models show that when the big one hits, it will not be a quick rattle. Californians may need to keep one eye open as ...