Contra Costa County

Preliminary 3.0 magnitude earthquake rattles the East Bay

A preliminary 3.0 magnitude earthquake struck near Clayton in Contra Costa County late Tuesday night, according to the United States Geological Survey

The quake, which hit at 11:36 p.m., was centered 3.8 miles southwest of Clayton, 4.3 miles northeast of Alamo and 4.5 miles east of Walnut Creek. 

Further information was not immediately available.



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