A Cascadia Subduction Zone earthquake could cause long-lasting changes to Washington’s landscape, coastline and floodplain, a ...

The website for USGS said the earthquake originated shortly after 9 a.m. EDT about 12 miles from Greenback, Tennessee.

Researchers have long warned that a stretch of coast in Oregon and Washington state is capable of producing an incredibly ...

Washington state has seen several recent earthquakes ranging from small tremors near Tacoma and Vashon Island to larger ...

Abrupt earthquake-triggered land changes are not a new idea. The earliest written accounts of great earthquakes causing the ...

A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...

A big quake in the Pacific Northwest today could cause coastal land to sink rapidly — up to seven feet, a new study finds.

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

If major earthquake hits the West Coast it could sink the land in minutes, new study warns - The region is overdue for a ...

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

The quake’s epicenter was located near Des Moines, Washington, and was one of the strongest in the region’s recorded history ...

The Cascadia subduction zone could pose a major threat to the West Coast if a high magnitude earthquake were to occur, ...