One of the most dangerous fault lines that threatens the United States lurks off the coast of the Pacific Northwest, capable ...

If the once-every-500-year Cascadia Subduction Zone earthquake doesn’t do enough damage to the coastal Northwest on its own, frequent and widespread flooding from rising seas that follows will take ca ...

Data shows parts of the state may be overdue for a major earthquake. But here's the catch: We can't predict exactly when or where it will happen. Moses Small breaks down how it all works.

More than 17,000 people in Oregon, Washington and California could almost instantly be living in a floodplain, the ...

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

The geology of the Cascadia subduction zone has largely staved off climate-related sea-level rise in the Pacific Northwest, ...

A looming sleeping giant off the coast of California is on the verge of awakening, and scientists warn its massive quake could sink parts of the U.S. in mere minutes. A magnitude 8.0 earthquake or ...

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

The study, published Monday in the Proceedings of the National Academy of Sciences (PNAS), found that a major earthquake ...

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