They tend to inflate like a balloon in between eruptions. At Axial, the sea floor is actually rising, and that’s a big signal.” ...

It's a matter of when -- not if -- a significant earthquake will shake the Pacific Northwest, and a new study says some areas ...

If the once-every-500-year Cascadia Subduction Zone earthquake doesn’t do enough damage to the coastal Northwest on its own, ...

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

Scientists have been sounding the alarm about a major earthquake off the Oregon coast for years, but a new study shows just ...

Across all the locations that the group measured, the low estimates held that the ground would sink by 0.23 to 0.67 meters, depending on the area. The medium estimates ranged from 0.46 to 1.34 meters ...

More than 17,000 people in Oregon, Washington and California could almost instantly be living in a floodplain, the researchers found. If the once-every-500-year Cascadia Subduction Zone earthquake ...

The Axial Seamount is one of the most active but least well-known volcanoes in the Pacific and all signs point to it erupting ...

"Along the Washington, Oregon, and northern California coasts, the next great Cascadia subduction zone earthquake could cause up to 2 m [6.5 feet] of sudden coastal subsidence, dramatically ...