Magnitude 4.2 quake rattles Bay Area city as earthquake swarm returns
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Magnitude 4.2 quake rattles Bay Area city as earthquake swarm returns
"A magnitude 4.3 temblor hit San Ramon on Monday morning as a series of quakes shook the area. The largest quake hit just after 7 a.m. on Monday about four miles east south east of San Ramon. In total, eight quakes hit the area on Monday ranging from magnitude 2.5 to 4.3, with the first striking just before 6:30 a.m."
"In 2025, the area experienced hundred of earthquakes over magnitude 2.0 in November and December, rattling city residents for weeks. According to the U.S. Geological Survey, Monday's first quake was felt by hundreds of people in the Bay Area, including those in San Francisco, Sunnyvale and Marin. This is a developing story."
A magnitude 4.3 temblor struck near San Ramon just after 7 a.m. Monday, the largest in a series of eight earthquakes that hit the area that morning. The quakes ranged from magnitude 2.5 to 4.3, with the first occurring just before 6:30 a.m. The area experienced hundreds of earthquakes over magnitude 2.0 in November and December 2025, causing prolonged rattling for residents. The U.S. Geological Survey reported that the first Monday quake was felt by hundreds across the Bay Area, including San Francisco, Sunnyvale and Marin. The situation remains developing.
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