The Cascadia Subduction Zone, which is a 600-mile-wide fault system extending from Northern California to Vancouver Island, ...

Scientists warn if a 1,000-ft ‘mega-tsunami’ spurs from an active fault line it could wipe part of America off the map - ...

A new study found that the geological conditions are in place for a massive tsunami to hit the United States and sink ...

A powerful earthquake and rising sea levels could have devastating effects on some parts of America amid fears of a pending 'mega-tsunami' ...

If the once-every-500-year Cascadia Subduction Zone earthquake ... double the number currently living in such flood zones today. Researchers’ modeling shows that triple the number of structures ...

Tina Dura et al. used earthquake modeling and geospatial analysis to quantify the potential earthquake-driven expansion of coastal floodplains at 24 estuaries and the surrounding communities in the ...

capable of producing a Pacific-wide tsunami and dramatically changing the landscape of coastal regions forever. The Cascadia Subduction Zone is a fault that stretches around 600 miles from ...

capable of producing a Pacific-wide tsunami and dramatically changing the landscape of coastal regions forever. The Cascadia Subduction Zone is a fault that stretches around 600 miles from Northern ...

(Oregon Department of Transportation/Flickr) If the once-every-500-year Cascadia Subduction Zone ... currently living in such flood zones today. Researchers’ modeling shows that triple the ...

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 ...

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 ...

A large Cascadia earthquake could cause sudden sinking in places like the estuary of Naselle River and Willapa Bay. Photo: Marli Miller/UCG/Universal Images Group via Getty Images Smarter, faster on ...