PORTLAND, Ore. – A new study by the Oregon Department of Geology and Mineral Industries (DOGAMI) says a Cascadia Subduction Zone earthquake could injure as many as 27,000 people in Clackamas ...

Sedimentation History of Cascadia Convergent Margin A great paper on the evolution of the Cascadia margin is a 1978 paper from Barnard in Marine Geology.

New evidence suggests current estimates about tsunami size and how quickly waves make it to shore may be too high and too ...

Devastating 9.0 Cascadia Subduction Zone earthquake hit West Coast 324 years ago – and it will happen again US Geological Survey Cascadia Subduction Zone off the Pacific Northwest coast ...

For Amos, the reality of what an earthquake in the Cascadia Subduction Zone would look like set in after the 2011 Tohoku earthquake in Japan.

Is your coastal zip code ready for a sudden six-foot drop? No joke it’s the bracing new reality for towns from Northern Cal to Washington, thanks to the powerful Cascadia subduction zone. According to ...

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 ...

The rupture struck just southwest of the Cascadia subduction zone — the offshore fault capable of generating 8.5 or 9.0 earthquakes, followed by massive tsunamis.

It is one of the most comprehensive examinations of this section of the Cascadia subduction zone and has implications for both ground-shaking and tsunami generation when future earthquakes occur.

The Cascadia subduction zone is more complex than researchers previously knew. The new finding could help scientists better understand the risk from future earthquakes.