January 26 marked the 325th anniversary since the last earthquake struck the Cascadia subduction zone. Centuries later, the ...

Officials are asking the public’s help in identifying a man suspected of slashing the tires of several vehicles in Washington County late Wednesday night. Read ...

“Each of the waves of the earthquake, they felt like the tree would jump a little in a ... Mendocino Fault and is considered part of the Cascadia subduction zone that extends farther north ...

1. Figure 1: Map of the northern Cascadia subduction zone showing the distribution of earthquakes in the subducting Juan de Fuca plate and the locations of seismic cross-sections. Green dashed line ...

Earthquake experts say current building codes don’t reflect the riskiest features of the Seattle area’s geology — but the outlook for survivability looks a lot better if the Really Big ...

The Pacific Northwest is at risk for a mega-earthquake because of the Cascadia Subduction Zone. The region is primed for powerful quakes, with a particularly strong one called the Big One ...

A magnitude-9.0 earthquake on the Cascadia fault and the resulting tsunami ... canoed up the Copalis River to a graveyard of cedar trees killed 324 years ago. A kingfisher chittered and the ...

The Cascadia Subduction Zone gets less press but has the most powerful earthquakes on the West Coast, with a possibility of 9 or more on the Richter scale. As the fault runs under the coastal area ...

This week was the USGS Northern California Earthquake Hazards Workshop (NCEHW). I joined other earthquake hazards professionals for three days of virtual talks and discussions about the latest ...

January 26 marked the 325th anniversary since the last earthquake struck the Cascadia Subduction Zone. Centuries later, the ancient quake has left clues for scientists to prepare for the next one.