Just off the coast of the Pacific Northwest is the Cascadia Subduction Zone, a complex collection of earthquake faults ...

The giant earthquake was recorded at 12:37 p.m. local time, southeast of Sand Point, a community located on Popof Island in ...

Adding to the threat, a major earthquake generated by the nearby Cascadia subduction zone could trigger one such tsunami that would arrive as quickly as 15-30 minutes.

Scientists are warning that a 100-foot, Doomsday-style tsunami is primed to hit the US West Coast at any moment. Yet ...

Cascadia’s mega-tsunami risk looms large with a 1,000-foot wave possible. Coastal towns have just 10 minutes to escape as a massive quake could strike within 50 years.

In California, all tsunami maps and tsunami road signs are based on our worst-case tsunami threat — the Cascadia subduction zone monster. The maps don’t show where the water will be.

Japan’s new earthquake-detection network lengthens warning times, and researchers in Wales have harnessed nuclear blast ...

A tsunami that never ends? Study highlights a looming West Coast risk. The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the coast.

There are places where splay faults are present along the Cascadia Subduction Zone, and for those spots, the tsunami risk may not have changed much.

The death toll from a full rupture of the Cascadia Subduction Zone could reach 10,000, with roughly half of those caused by the tsunami. But there are some people working to bring that number down.

Science & Environment Cascadia earthquake tsunami threat may not be quite as bad as we thought (but it’s still bad) By Jes Burns (OPB) July 3, 2025 6 a.m.

A major earthquake with a preliminary magnitude of 7.3 initially triggered a tsunami warning for the southern Alaska ...