CONTRA COSTA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.2 magnitude quake occurred close to San ...

CONTRA COSTA COUNTY, CA - A preliminary 2.2 magnitude quake was detected close to San Ramon Friday evening, the U.S.

The clusters of earthquakes have all been underneath the East Bay suburb of San Ramon, which is close to the Calaveras fault.

A total of 31 quakes, as small as magnitude 1.5, struck the San Ramon area between midnight Monday and 10:15 a.m.

Japan’s Meteorological Agency said a powerful earthquake hit off the Japanese northern coast Monday, triggering a tsunami ...

People in the Bay Area continue to experience the “flare up” of earthquakes into Monday afternoon, Oakland being the latest ...

Multiple small earthquakes struck Monday morning, centered near San Ramon, according to the United States Geological Survey.

The first jolt hit before dawn, a 2.9-magnitude quake under the Tri-Valley that woke light sleepers and set off a daylong sequence of shaking across California’s East Bay. Over the next eight hours on ...

The tremor struck at 2:11 am (local time), with its epicenter situated approximately 2 miles southeast of San Ramon, at a ...

The tremor struck at 2:33 a.m., shaking the area at a depth of about 5 miles, News.Az reports, citing US media. Its epicenter was located roughly 2 ...

Major quakes in Japan and Alaska along with a spate of smaller earthquakes in California this fall make folks ask, is the Big ...