Cascadia Subduction

Some articles on cascadia subduction, subduction:

1700 Cascadia Earthquake - Future Threats
... record reveals that "great earthquakes" (those with moment magnitude 8 or higher) occur in the Cascadia subduction zone about every 500 years on average, often accompanied by tsunamis ... earthquake, and the 2011 Tōhoku earthquake and tsunami, subduction zone earthquakes can cause large tsunamis, and many coastal areas in the region have prepared tsunami evacuation plans in ... Recent findings conclude that the Cascadia Subduction zone is more complex and volatile than previously believed ...
Geology Of Oregon - Volcanoes - Volcanism Outside The Cascades
... Like the rest of the arc, it has its origins in the Cascadia subduction zone ... The long history of volcanism in the region, coupled with continued subduction off the coast, suggests that volcanism has not yet ended in the Garibaldi Volcanic Belt ... Pemberton Volcanic Belt, may also be the product of Cascadia subduction, but geologic investigations have been very limited in this remote region ...