Earthquake: 3.8 quake felt in Antioch, Calif.

A map shows the approximate epicenter of a 3.8-magnitude earthquake in Antioch, Calif.

A magnitude 3.8 earthquake was reported Wednesday at 8:35 p.m. Pacific time in Antioch, Calif., according to the U.S. Geological Survey.

The earthquake occurred three miles from Pittsburg, Calif., four miles from Oakley, Calif., five miles from Clayton, Calif., and six miles from Concord, Calif.

In the past 10 days, there have been three earthquakes of magnitude 3.0 or greater centered nearby.


An average of 234 earthquakes with magnitudes between 3.0 and 4.0 occur per year in California and Nevada, according to a recent three-year data sample.

The earthquake occurred at a depth of 10.2 miles. Did you feel this earthquake? Consider reporting what you felt to the USGS.

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This story was automatically generated by Quakebot, a computer application that monitors the latest earthquakes detected by the USGS. A Times editor reviewed the post before it was published. If you’re interested in learning more about the system, visit our list of frequently asked questions.