Magnitude 3.1 earthquake strikes near Berkeley
A preliminary magnitude 3.1 earthquake struck near Berkeley Thursday afternoon, according to the U.S. Geological Survey.
It happened at 9:23 a.m., less than an hour before the Great California Shake Out earthquake drill, News.Az reports, citing US media.
The epicenter is just east of the Berkeley campus and right next to Cal Memorial stadium.
This quake hit less than a month after a 4.3 earthquake centered in Berkeley shook the Bay Area on September 22.
🔴A preliminary magnitude 3.1 earthquake struck near Berkeley on Thursday morning, just east of the university campus and Cal Memorial Stadium. It occurred at 9:23 a.m., less than an hour before California’s annual Shake Out drill.
— News.Az (@news_az) October 16, 2025
The quake follows a stronger 4.3-magnitude… pic.twitter.com/DUMdmGHQEt





