6.3-Magnitude Earthquake Strikes Off San Diego Coast

A large earthquake with a preliminary magnitude of 6.3 struck off the coast of San Diego on Friday, Dec. 14, 2012.

USGS

A large earthquake with a preliminary magnitude of 6.3 struck off the coast of San Diego on Friday, Dec. 14, 2012.

A 6.3-magnitude earthquake struck off the San Diego coast at approximately 2:30 Friday morning, according to the U.S. Geological Survey.

The trembler was centered 167 miles west southwest of Rosarito, Mexico at a depth of seven miles. The epicenter is where "the Pacific (tectonic) plate moves to the northwest with respect to the North America plate,'' according to a USGS statement.

The quake was felt throughout Southern California and Mexico, according to USGS.

There were no reports of damage or injuries, and no tsunami warning was issued.

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