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CONTRA COSTA COUNTY, CA - A preliminary 2.2 magnitude quake was reported close to San Ramon Monday morning, according to the U.S. Geological Survey.
Nov. 29, 2025 marks the 50th anniversary of the largest Hawaiʻi earthquake–a magnitude-7.7 with over 30 seconds of shaking across the islands of Hawaiʻi, Maui and Oahu–in the 20th and
All three of the earthquakes were centered within five miles of Gilroy, according to the U.S. Geological Survey
CONTRA COSTA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.1 magnitude quake struck close to San Ramon Monday morning.
Western Montana is a seismically active region, so earthquakes are an everyday occurrence across the state. The good news is most of them are small, not even la