Series of earthquakes rattle East Bay, tremors felt across San Ramon and surrounding communities

A series of six earthquakes shook the East Bay Friday evening, centered near San Ramon, according to the United States Geological Survey (USGS).

According to the Kron4 website, the seismic activity began around 7:41 pm with a preliminary 2.5-magnitude quake located approximately 4.9 miles southeast of San Ramon. Within the next 20 minutes, five additional earthquakes struck the area, including a 4.0-magnitude tremor, two 3.8-magnitude quakes, a 3.1-magnitude, and a 2.9-magnitude earthquake, the USGS confirmed.



According to NBCBayarea website, the second earthquake, a 3.8-magnitude event, was reported just before 8 pm about 3.1 miles south of San Ramon. Another 3.8-magnitude quake followed shortly thereafter. Residents in San Ramon, Dublin, Danville, and surrounding East Bay communities reported feeling the tremors.

Local transit was affected as well. The Bay Area Rapid Transit (BART) system warned passengers to expect residual delays of up to 20 minutes following the seismic activity, posting updates on social media.

Officials say there were no immediate reports of injuries or significant damage, though authorities continue to monitor the situation.

Frequently Asked Questions

Where were the earthquakes centered?

According to the United States Geological Survey, the earthquakes were centered near San Ramon, with epicenters located southeast and south of the city.

Were the earthquakes felt in other parts of the East Bay?

Yes. The shaking was felt in several East Bay communities, including Dublin, Danville and nearby areas.

How can people stay safe during and after an earthquake?

Experts advise people to drop to the ground, take cover under sturdy furniture, and hold on until the shaking stops. Afterward, individuals should remain alert for aftershocks, avoid damaged structures, and follow updates from local authorities and emergency officials.