3.1 earthquake strikes in Berkeley near Cal Memorial Stadium just before quake drill

Earthquake Strikes in Berkeley

A magnitude 3.1 earthquake struck in Berkeley, just east of Cal Memorial Stadium, on Thursday morning at 9:23 a.m., according to the USGS.

The epicenter was located on the UC Berkeley Campus, 800 feet northeast of the Cal Memorial Stadium, and occurred less than an hour before the Great California Shake Out earthquake drill.

This quake comes after a 4.3 earthquake centered in Berkeley shook the Bay Area on September 22, with over 1,400 people reporting feeling the quake from as far away as Santa Rosa, Petaluma, Lodi, and Sunnyvale.

For more information, visit the USGS website or stay tuned to ABC7 News for updates on this developing story.

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Author's summary: A 3.1 magnitude earthquake struck Berkeley on Thursday morning.

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ABC7 News ABC7 News — 2025-10-17

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