A magnitude 3.4 earthquake struck Saturday morning north of The Geysers, with weak shaking reported in parts of Lake and ...

Lawrence Livermore National Laboratory could ‘revolutionize’ earthquake monitoring and provide researchers the ability to ...

California's peak fire season tends to be summer and early fall, but most Californians know that they can happen any time of ...

The Cascadia Subduction Zone looks a little different than researchers thought. Here's what that means for "The Big One." ...

Coastal communities from northern California to British Columbia live atop the Cascadia Subduction Zone, which spans about ...

A recent Virginia Tech study reveals that the Pacific Northwest faces a heightened risk of catastrophic flooding and ...

Unlike gradual climate-driven events, this potential earthquake would “happen within minutes, leaving no time for adaptation ...

Alaska, Hawaii and areas along the mainland West Coast would be at risk if an earthquake erupts along the Cascadia subduction ...

The U.S. Geological Survey recorded three earthquakes Monday just west of Interstate 5 near Mettler. The first earthquake was ...

Mount St. Helens erupted, killing dozens and forever changing how the US monitors earthquakes. The volcano is still active ...

California has experienced three earthquakes in the last 24 hours, sparking fears that a major quake could soon strike.

Historic earthquakes have caused billions of dollars in damage, with significant seismic events presenting a hazard to both life ... Unsurprisingly, California tops the list, with San Francisco ...