In March, the observatory said it had measured “significantly elevated volcanic gas emissions" from Mount Spurr and said ...

Scientists link a magnitude 6.5 earthquake that shook Humboldt Bay, California, 71 years ago to the "locked" Cascadia ...

MONTEREY COUNTY, CA - A 2.5 magnitude quake was registered near New Idria Saturday evening, the U.S. Geological Survey ...

An earthquake with a preliminary magnitude of 3.1 struck in Colusa County on Wednesday, the U.S. Geological Survey said.

Earthquakes can wreak havoc on day-to-day life if you're on the ground, but is there any threat to those who are in an ...

A stretch of unusually hot weather combined with exceptionally dry vegetation will elevate the risk of wildfire.

A 5.7-magnitude earthquake struck the Drake Sea near Puerto Williams, Chile, in the early hours of Tuesday. Alarms were ...

COLUSA COUNTY, CA - According to the U.S. Geological Survey, a preliminary 3.1 magnitude quake occurred near Maxwell ...

What lies beneath Fickle Hill in northern California? Maybe the answer to an earthquake mystery that has puzzled ...

A dangerous heat wave is about to take hold across the southwest. We're tracking the dramatic rise in temperatures from Arizona to Southern California. We'll show you how local officials are preparing ...

CWU Geological Sciences Professor Walter Szeliga received some well-deserved attention for his unique approach to detecting ...