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.

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

Hidden off the US Western shore, beneath the Pacific Ocean, is the Cascadia Subduction Zone. This fault is capable of ...

Image 0: Me collecting sediment cores in Netarts Bay, Oregon. The Cascadia Subduction Zone, which spans from British Columbia to Northern California, periodically experiences megathrust earthquakes M ...

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 ...