Did you feel it? The Pacific Northwest Seismic Network (PNSN) says a 3.0 magnitude earthquake hit near Okanogan Wednesday ...

Tsunamis have hit Washington and the Puget Sound region in the past, and they will happen again in the future.

PORTLAND, Ore. (KOIN) – A new study mapping the Cascadia Subduction Zone is giving scientists clues about the state of the ...

With a massive Cascadia subduction zone earthquake looming in the Pacific Northwest, Oregon lawmakers are considering a bill ...

The Cascadia subduction zone stretches from northern California ... faults most likely to cause a huge earthquake are the Hayward fault, the Calaveras fault, and the infamous San Andreas fault ...

Map shows the Cascadia Subduction Zone along the Pacific Northwest coast ... identify seismic anomalies at both ends of the fault where they believe pieces of the upper mantle are rising and ...

Emma Pattee’s first novel, “Tilt,” tells the story of a pregnant Portland woman who is shopping for a crib at IKEA when the Cascadia Subduction Zone earthquake hits. Portland author Emma ...

With Washington’s location along the Cascadia Subduction Zone and several active fault lines in the state, more than 1,000 earthquakes occur in the state each year, according to the Washington ...

This is called the Cascadia Subduction Zone. Washington state has the second highest risk in the U.S. of experiencing a large and damaging earthquake because of its geologic setting.

The Cascadia subduction zone fault could kill thousands and render the greater Pacific Northwest unrecognizable during its next big slip. Researchers think the region is due for a devastating 8.0 ...

A 3.0 magnitude earthquake struck early Wednesday morning near Okanogan. The epicenter was recorded about 27 miles northeast ...

The Cascadia subduction zone, where the oceanic Juan de Fuca plate descends beneath ... The intersection of the deformation front with the SW-trending Nootka transform fault, which is characterized by ...