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

Landslide-generated tsunamis pose a serious risk to coastal communities, particularly within narrow fjords where tall cliffs ...

New research shows that in minutes after the earthquake hits, coastal areas of California, Oregon and Washington could drop ...

The next major Pacific Northwest earthquake could cause coastal land to sink by up to 6.5 feet in a matter of minutes — and ...

It's a matter of when -- not if -- a significant earthquake will shake the Pacific Northwest, and a new study says some areas ...

The outer coastline had tsunami waves of under three feet ... An underwater volcano 300 miles off the coast of Oregon is displaying signs of a potential eruption, University of Washington ...

It generated a local tsunami with waves of up to 50 feet and killed an ... and the coasts of California and Oregon. 3. Indian Ocean 2004: Magnitude 9.1 Twenty years ago, an undersea earthquake ...

A tsunami is a series of waves caused by a significant and sudden movement of water in the ocean. The most common trigger for tsunamis is large earthquakes that occur beneath or near the ocean ...

Tsunamis pose a danger to every community across Canada’s three coastlines. A tsunami is a series of large, persistent waves caused by the sudden displacement of a body of water. Earthquakes are ...