An earthquake with a magnitude of 4.2 shook the northern Bay Area early Thursday morning, the United States Geological ...

The area around San Ramon has recorded 91 quakes stronger than magnitude 2 over November and December, through Tuesday morning. That tally is the highest on record for the area for a two-month period, ...

A pair of earthquakes, including a 4.4-magnitude temblor, struck near Willits in Mendocino County on Tuesday afternoon.

Did you feel it? A trio of earthquakes struck near San Ramon Friday morning at 8:14 a.m., the U.S. Geological Survey said.

A preliminary 4.4 magnitude earthquake shook in Northern California Tuesday afternoon, according to the United States ...

A small earthquake was felt in the San Francisco Bay Area. (Quakebot) A magnitude 3.2 earthquake was felt in the San Francisco Bay Area on Friday evening. The latest earthquake, which occurred at 5:03 ...

No one knows when the next major earthquake will strike. In the meantime, researchers are working to understand how these events could disrupt access to health care in densely populated regions—and ...