A 700-mile fault could snap by 2075, sinking parts of Portland, Seattle & SF. The Cascadia megaquake may trigger a 100-ft ...

New evidence suggests current estimates about tsunami size and how quickly waves make it to shore may be too high and too ...

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

About 105,000 years ago, a volcanic flank collapse produced a 1,000-foot wave that crashed into Lanai and formed the island of Lanaihoy. Today, active volcanoes Mauna Loa and Kilauea continue to move ...

The tsunami wave from an anticipated earthquake off the West Coast could reach 100 feet and permanently flood parts of the coast. Camp Mystic girls had a safe haven by the river for 100 years ...

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.

Cascadia megathrust earthquakes are caused by the Cascadia Subduction Zone that sits about 40 miles off the coast of the Pacific Northwest, where the edge of one tectonic plate is being slowly ...

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

BLEAK WARNING WEST COAST AT RISK AGGRAVATING FACTORS CRUSHED COASTLINE IMPENDING DEADLINE ‘GREAT EARTHQUAKE’ ‘CATASTROPHIC ...

If a Cascadia quake happened today, more than 14,000 residents, over 22,000 structures and 777 miles of roads would fall in the post-earthquake floodplain, according to the study.

The Cascadia Subduction Zone, just off the Pacific Northwest coast, is building toward a massive earthquake and tsunami. But ...