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.

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 ...

A new study mapping the Cascadia Subduction Zone is giving scientists clues about the state of the fault line as the Pacific ...

Hidden off the US Western shore, beneath the Pacific Ocean, is the Cascadia Subduction Zone. This fault is capable of ...

called the Cascadia Subduction Zone, two pieces of the Earth’s crust slide against each other, building up stresses capable of unleashing a catastrophic 9.0-magnitude earthquake and generating a ...

If you are not in the zone — stay where you are. These maps are for our largest tsunami threat — the Cascadia megathrust earthquake. If you are in the zone, practice how to get out of it ON FOOT.

Image 1: Cascadia Subduction Zone earthquake cycle recorded in salt marsh stratigraphy and computed tomography ... This second scenario seems most likely because historical maps indicate that most ...