When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. west coast could shake violently for five ...

The Cascadia Subduction Zone, a major fault that runs offshore from Northern California to British Columbia, is best known ...

The study, published Monday in the Proceedings of the National Academy of Sciences (PNAS), found that a major earthquake ...

A future Cascadia earthquake could unleash far more than just devastating shaking — it could sink large parts of the Pacific ...

The next great earthquake isn't the only threat to the Pacific Northwest. A powerful earthquake, combined with rising sea ...

OKANOGAN, Wash. — A 3.0 magnitude earthquake struck early Wednesday morning near Okanogan.

With a massive Cascadia subduction zone earthquake looming in the Pacific Northwest, Oregon lawmakers are considering a bill ...

A powerful future earthquake, coupled with climate-driven surges in sea levels, could significantly increase flood risks in ...

Tsunamis have hit Washington and the Puget Sound region in the past, and they will happen again in the future.