Confirming the megathrust fault line off Haida Gwaii offers a path to improve tsunami modelling in a zone that has produced ...

The Cascadia Department of Bioregion worked with Hungarian geographer Szűcs Róbert to create this map showing rivers, intermittent streams, and lakes with a diameter of at least 10 kilometres.

The study, conducted by scientists from Virginia Tech, the University of Oregon and the U.S. Geological Survey, among others, simulated the effects of a major Cascadia Subduction Zone earthquake.

He has also helped sponsor an annual Cascadia Day, along with the group Cascadia Now, formed to carry on a version of McCloskey’s vision. This year, it was celebrated on May 18, the date Mount ...

When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. west coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward shore.

PORTLAND, Ore. (KOIN) — It was January 26, 1700 — 321 years ago — that the last major earthquake along the 600-mile Cascadia Subduction Zone rocked what is now the Pacific Northwest. Based ...