The tiny Juan de Fuca plate is largely responsible ... These convergent boundaries also occur where a plate of ocean dives, in a process called subduction, under a landmass. As the overlying ...

Figure 1: Map of the northern Cascadia subduction zone showing the distribution of earthquakes in the subducting Juan de Fuca plate and the locations ... 9 occur every 200-600 years on the inter-plate ...

New research shows that in minutes after the earthquake hits, coastal areas of California, Oregon and Washington could drop ...