Map shows the Cascadia Subduction Zone along the Pacific Northwest coast, with a shaded area encompassing the onshore and offshore areas where seismometers were located. Data from the seismometers ...

This area, called the Cascadia Subduction Zone, hosts a megathrust fault, a place where tectonic plates move against each other in a highly dangerous way. The plates can periodically lock up and ...

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

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

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 ...

The Cascadia subduction zone, where the oceanic Juan de Fuca plate descends beneath the overlying North American plate, extends 1100 km from northern California to northern Vancouver Island.