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

A 4.2 magnitude earthquake struck about 143 miles southwest of Tofino, B.C., at around 5:53 a.m. A second 3.0 magnitude ...

An earthquake struck near Snoqualmie Monday afternoon, according to the United States Geological Survey (USGS). The 3.5 magnitude quake hit just after 1 p.m. Monday near Snoqualmie. According to the ...

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.

Jan. 26, 2025, marks 325 years since the last great earthquake on the Cascadia subduction zone. It’s a time to reflect on what we’ve learned about this largest fault system in the lower 48 states ...

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 ...

This week was the USGS Northern California Earthquake Hazards Workshop (NCEHW). I joined other earthquake hazards ...