The most important fact about the San Andreas Fault is also the least satisfying one: scientists can measure rising risk, but ...

Tremors beneath Northern California show hidden plate movement, helping scientists better understand where future big ...

When most Americans think about earthquake country, one place comes to mind almost instantly. California. The San Andreas Fault. Big shakers in Los Angeles or San Francisco. That's the familiar mental ...

A light, 4.1-magnitude earthquake struck in Southern California on Friday, according to the United States Geological Survey. The temblor happened at 3:13 p.m. Pacific time about 16 miles northwest of ...

A 2.1 magnitude quake shook near Baywood-Los Osos on Tuesday morning, the U.S. Geological Survey reported. A tremor struck ...

A minor earthquake with a preliminary magnitude of 3.4 struck Northern California on Tuesday, according to the United States ...

A magnitude 3.3 earthquake struck the San Ramon area in California late on Sunday night, according to the U.S. Geological ...

SAN MATEO COUNTY, CA - A 2.1 magnitude quake occurred close to Pacifica on Friday morning, according to the U.S. Geological Survey. The tremor struck at 6:48 a.m., with its epicenter approximately 2 ...

“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 ...

HUMBOLDT COUNTY, CA - A 2.7 magnitude quake occurred near Petrolia on Tuesday morning, the U.S. Geological Survey reported. The tremor, which rattled the area at 4:44 a.m. (3:44 a.m. local time), was ...

A magnitude 3.4 earthquake rumbled in the South Bay on Tuesday morning, according to the U.S. Geological Survey. The temblor ...