A minor, 3.9-magnitude earthquake struck in the San Francisco Bay Area on Monday, according to the United States Geological ...

Did you feel it? A 3.9 magnitude earthquake struck near Dublin Monday night, according to the U.S. Geological Survey.

Ground sensors monitor shaking in real time to estimate the earthquake’s size, location, and shaking distribution before sending an alert. The goal behind ShakeAlert is that with even a short ...

The earthquake happened at approximately 1:33 p.m, according to the latest earthquakes map operated by the agency. The quake's epicenter is just north of Midland, and the USGS Shake Map shows ...