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, ...

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 ...

“The Pacific Northwest Disaster Guide” is published by Ooligan Press, a student-run publishing house at Portland State ...

A recent study found that a powerful quake off the Pacific Northwest could force the ground to sink up to 2 m, leading to ...

A rally on Columbia Boulevard called for immediate legislative action on HB 2749, which proposes allocating $5 million for ...

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

A century ago, Mossbrae Falls was a glorious tourist attraction. Now, there is no easy, or legal, way for the public to get ...

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

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 ...