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Magnitude 3.1 Quake Rattles East Bay Residents Near Concord

CONCORD (CBS SF) -- A small earthquake with a preliminary magnitude of 3.1 hit just west of Concord in the East Bay late Thursday afternoon, not far from the epicenter of a quake that happened a week ago.

According to the U.S. Geological Survey, the earthquake struck just over a half a mile west of Concord at 4:48 p.m., at a depth of just under 10 miles. There were no reports reports of damage or injuries.

Concord quake map
Concord quake map 1-21-21 (USGS)

The quake hit about a mile and a half east of the magnitude 3.8 earthquake that happened a week ago in Contra Costa County on the morning of Thursday, January 14.

A number of people in the East Bay reported feeling the latest jolt on social media.

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