A minor, 3.8-magnitude earthquake struck in Southern California on Monday, according to the United States Geological Survey.

Scientists have detected unusual activity along the San Andreas Fault, sparking concerns that a major earthquake could be ...

California has experienced three earthquakes in the last 24 hours in an area being closely monitored for a major quake. The US Geological Survey (USGS) detected the seismic activity along the San ...

California officials are responding to earthquake activity in the northern part of the state on Thursday, Gov. Gavin Newson said in a post on X. The California Governor’s Office of Emergency ...

California has suffered some destructive ... Some researchers have offered dueling theories — some say earthquake activity goes up in a region before a large earthquake, others say it goes ...

“You’re going to have some variability in these earthquakes.” While the recent heightened activity doesn’t increase the odds of Southern California getting hit with a large, damaging ...

About 5% to 10% of all California earthquakes are followed by a larger one within a week, and the probability of a larger quake depends on how much aftershock activity there is, according to the USGS.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Monday’s 4.4 magnitude earthquake that ...

This map from the U.S. Geological Survey shows the area of Southern California rattled ... about what leads up to a large earthquake. Some say there’s more activity before a major quake, others ...