An earthquake of preliminary magnitude 3.5 shook the coast of Northern California on Wednesday morning.

A 3.6 magnitude quake shook close to Petrolia on Wednesday morning, the U.S. Geological Survey reported. At 7:34 a.m., a ...

Dozens of small earthquakes have struck across Southern California within the past 24 hours, including more than 80 quakes occurring in Los Angeles County, local officials say. The region was hit by ...

A preliminary 3.0 magnitude quake occurred close to Petrolia on Monday around midday, according to the U.S. Geological Survey.

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