Additional information collected about the earthquake may also prompt U.S.G.S. scientists to update the shake-severity map. An aftershock is usually a smaller earthquake that follows a larger one in ...
A pair of earthquakes, including a 3.3 magnitude, shook the same area of Los Angeles early Monday morning where a 4.1 ...
The latest quake, originating at a depth of 8.9 miles, was described as minor by the Southern California Earthquake Data Center, which includes Caltech and USGS. By around 8:45 p.m., the USGS had ...
In all of 2024, Southern California experienced 15 seismic sequences with at least one magnitude-4 or stronger earthquake, according to a count by seismologist Lucy Jones, a Caltech research ...