“The hazard has increased, but it has always been high,” said Petersen, who is a supervisory research geophysicist with ...
An earthquake rattled the Fontana area on Saturday afternoon, according to the U.S. Geological Survey. The preliminary ...
Nearly all of California has a more than 95% chance of a damaging earthquake in the next century, a new United States Geological Survey map shows. The new USGS National Seismic Hazard Model ...
This USGS map of the California-Nevada region displays quakes with ... or click “List of earthquakes on this map” for a full rundown, with magnitude, time, location, and depth.