It’s the 323rd anniversary of the last Cascadia Subduction Zone earthquake.We spend a fair amount of time thinking about the ‘Big One’ (and the ‘Really Big One’) in the Pacific Northwest.

The last time the Cascadia Subduction Zone caused a major earthquake and tsunami was in 1700. To stream KING 5 on your phone, you need the KING 5 app. Download the KING 5 app ...

On Jan. 26, 1700, one of the largest earthquakes in human history struck off the West Coast of the United States, ... The next Cascadia Subduction Zone earthquake will be devastating.

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.

January 26 marked the 325th anniversary of the last Cascadia subduction zone earthquake -- a magnitude 9 quake that sent a tsunami to Japan in the year 1700.

A “great earthquake,” with a magnitude higher than 8.0, has not happened along the Cascadia subduction zone since January 26, 1700, when a magnitude 9 quake struck the region.

PORTLAND, Ore. (KTVZ) — Around 9 p.m. on January 26th, 1700, a powerful magnitude 9.0 earthquake struck along the Cascadia Subduction Zone, which extends from Vancouver Island in British ...

Oregon State University researchers have uncovered new evidence of the impact of the famed 1700 earthquake in the Pacific Northwest. The 9.0 quake and resulting tsunami in the Cascadia subduction ...

However, a great earthquake — those with a seismic magnitude over 8.0 — has not occurred along the Cascadia subduction zone since Jan. 26, 1700, making coastal geologic records of past ...

At around 9 p.m. on Jan. 26, 1700, the ground shook for one to two minutes, scientists estimate, when a massive rupture occurred along the Cascadia subduction zone.

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.