A moderately strong, 5.2-magnitude earthquake struck in Southern California on Monday, according to the United States ...

A preliminary 6.0-magnitude earthquake struck near San Diego, according to the U.S. Geological Survey. The quake's epicenter ...

A 5.2 magnitude earthquake shook Southern California on Monday, according to the U.S. Geological Survey. The quake was ...

where an earthquake is caused by human activity. In the south-central United States, a significant number of recent earthquakes are thought to be caused by humans. The chart below shows the ...

An earthquake with a preliminary magnitude of 5.2 hit Southern California on Monday morning. Experts with the Seismological ...