Several earthquakes strike near Big Bear overnight, USGS says

3.5-magnitude earthquake strikes near Big Bear, USGS says

A series of earthquakes struck the Big Bear area in San Bernardino County from late Saturday night into Sunday morning, according to the United States Geological Survey

The first of which, a 3.5-magnitude earthquake, happened at around 11:15 p.m., a little over four miles north of Big Bear and its lake. The earthquake struck at a geological depth of approximately four miles. 

The centralized location of the 3.5-magnitude earthquake that struck near Big Bear on Oct. 4, 2025. United States Geological Survey

Over the next several hours, four more quakes struck the same area. 

At 2:51 a.m., a 3.4 magnitude quake was reported at the same epicenter. Less than one hour later, a 3.5 earthquake struck at 3:41 a.m., according to the USGS.

Later in the morning, 2.5 and 2.7 quakes were reported at 5:54 a.m. and 6:20 a.m., respectively, according to the USGS.

There were no reports of injury or damage from the temblors. 

According to the USGS' "Did You Feel It?" tracker, Southern California residents in the immediate area reported feeling shaking. Some people, as far west as Ontario, also reported feeling the earthquakes. 

There have not been any notable earthquakes in the area in recent weeks, with the largest reported earthquake registering at 2.0 on Friday near Borrego Springs, the USGS reported.

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