A magnitude 4.2 earthquake struck about 7.5 miles NNE of Malmstrom Air Force Base in Montana, according to the USGS.

It was a groundbreaking discovery. Scientists have found previously concealed fault lines along California’s north coast, ...

SAN FRANCISCO -- Scientists say there's new evidence that two of the best-known earthquake fault lines on the West Coast are in sync and that has the potential for a major disaster. A new study by ...

The Utah Geological Survey (UGS) has completed a project forming new high-resolution maps of active faults throughout central ...

HOLLYWOOD (KABC) -- A new finalized version of a California earthquake map shows an active fault line running through Hollywood, raising questions about the Millennium Hollywood development project.

By tracking swarms of very small earthquakes, seismologists are getting a new picture of the complex region where the San ...

Last January 19, 2026, residents in the Coachella Valley felt quite shook. It wasn't any celebrity drama or local gossip, but ...

Northern California’s coast keeps you on alert, even on quiet days. Offshore, three tectonic plates meet near Humboldt County ...

A massive fault line that was long considered dormant is showing signs of activity, raising concerns among scientists and residents alike. Recent seismic events have prompted a re-examination of this ...