Two small earthquakes were recorded near Concrete on Monday morning, according to the U.S. Geological Survey. The first ...

Chris Goldfinger, who grew up in the Bay Area and emerged as a leading scientist on the feared Cascadia Fault, discusses the ...

The Cascadia Subduction Zone has been quiet for more than three centuries, but that silence is exactly what alarms the scientists who study it. Along roughly 600 miles of fault off the Pacific ...

Japan’s government has issued a rare “megaquake advisory” after a 7.5 magnitude earthquake struck off the country’s northern ...

Viral TikToks claim that recent geomagnetic storms caused Japan's earthquake oand might predict an imminent Cascadia quake.

The Washington Emergency Management Division (EMD) has unveiled a comprehensive Tsunami Maritime Response and Mitigation ...

The West Coast of North America is a geologically tumultuous zone where tectonic plates collide, subducting under and scraping past one another. Over the eons, this activity has regularly caused major ...

For generations, scientists believed that the West Coast’s two great earthquake engines — the Cascadia subduction zone and the San Andreas fault — operated on separate geologic stages. One dives, one ...

It’s like a plot from a Hollywood movie. A massive earthquake on one West Coast fault triggers other earthquakes far away, causing vast destruction over hundreds of miles. A new study out Tuesday ...

They are two of the West Coast’s most destructive generators of huge earthquakes: The San Andreas fault in California and the Cascadia subduction zone offshore of California’s North Coast, Oregon, ...