CONCORD, Calif. (KGO) -- A 3.5 preliminary magnitude earthquake struck Concord Sunday morning, according to the U.S. Geological Survey. It was reported at around 8:49 a.m. It was downgraded from a ...

An earthquake with a preliminary magnitude of 3.7 struck the coast of San Francisco on Friday morning, the United States Geological Survey reported. The earthquake occurred about three miles ...

The USGS says it was about three miles from the San Francisco Zoo near the San Andreas Fault and the depth of the quake was five miles. There were no immediate reports of damage or injuries ...