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

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

A new resolution drafted by three Portland School Board members would outline a process for how money from the district’s ...

County crews drilled a 10-foot-wide, 125-foot-deep hole in the earth near Tom McCall Waterfront Park and filled that pit with ...

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

Cascadia is the Northwest's bid for economic might in the age of Donald Trump. It's not a secession movement but an effort to ...

A major earthquake may strike the Pacific Northwest region resulting in sinking the coastal land by almost seven feet, ...

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

New research shows that in minutes after the earthquake hits, coastal areas of California, Oregon and Washington could drop ...

Major earthquakes typically occur every 500 years or so, and the last "Big One" to strike along the Cascadia Subduction Zone, ...

A massive earthquake along the Cascadia Subduction Zone could instantly sink swaths of the U.S. Pacific Northwest coastline by more than six feet, drastically expanding floodplains and posing ...