An earthquake with a preliminary magnitude of 3.5 shook an area east of Clayton in Contra Costa County on Monday afternoon, ...

A preliminary magnitude 3.5 earthquake rattled parts of the East Bay Monday afternoon. The quake’s epicenter was about 5 miles east of Clayton, 5 miles south by southwest of ...

A minor, 3.3-magnitude earthquake struck in the San Francisco Bay Area on Monday, according to the United States Geological ...

Did you feel it? A preliminary magnitude 3.5 earthquake struck near Clayton Monday afternoon, according to USGS.

California has dozens of earthquakes every day. Most are below 3.0 magnitude, so small that they aren’t felt. But a few, like the 1906 San Francisco earthquake, are massive, capable of widespread ...

At 88, the Bay Bridge’s western span is aging gracefully — though parts of it are starting to deteriorate. The paint on its towers is peeling. Its cables have to be turned inside out for inspections.

A minor earthquake struck Contra Costa County Monday afternoon, with shaking felt in parts of the East Bay, officials announced.