A new study warns that a megathrust earthquake along the Cascadia Subduction Zone could cause coastal land to sink ...

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

A major earthquake waiting to strike the Cascadia Subduction Zone isn’t the only natural disaster looming in the Pacific ...

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

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

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

During an earthquake scenario with the ... The last megaquake on the Cascadia subduction zone, registering a magnitude 9, occurred in 1700. Based on archaeological evidence, villages sank and ...

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

RELATED: Multnomah County mulls 'risk bonding' for seismically vulnerable Portland fuel tank hub Cascadia megathrust earthquakes are caused by the Cascadia Subduction Zone that sits about 40 miles ...

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

This list of stories illustrates the region's seismic activity, including the possibility of a much larger Cascadia subduction ... past each other in a “megathrust” earthquake.