A 4.9-magnitude earthquake and several aftershocks rattled the Inland Empire on Monday night, according to the United States ...
A hidden shard of ancient crust has been detected where California’s San Andreas system collides with the Cascadia subduction zone, reshaping how I understand the tectonic engine of the West Coast.
Northern California’s coast keeps you on alert, even on quiet days. Offshore, three tectonic plates meet near Humboldt County ...
Southern California's Coachella Valley experienced over 150 earthquakes within a 24-hour period, with USGS warning of ...
Over the last few days, the Coachella Valley has experienced more than 20 earthquakes, causing concern among some residents.