04-4-2025, 10:25 AM

3.1 magnitude earthquake shakes north of Pittsburg Friday

Earthquake / Video Screenshot

A preliminary 3.1-magnitude earthquake struck on the Concord-Green Valley fault on Friday morning, according to the U.S. Geological Survey. The epicenter was 7.8 miles west of Rio Vista and 8 miles north of Pittsburg.

The tremblor occurred at 8:37 a.m., USGS said.

No other information was immediately available. Updates to come.

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