A mid-ocean ridge located between the Juan de Fuca plate and the Pacific plate is driving the Juan de Fuca plate toward the ...

A 4.5 magnitude earthquake struck 70 miles northwest of Seattle early Monday, causing mild tremors in the region, with ...

The tiny Juan de Fuca plate is largely responsible for the volcanoes that dot the Pacific Northwest of the United States. The plates make up Earth's outer shell, called the lithosphere.

Residents across Vancouver Island and the Lower Mainland have been noticing increased earthquake activity recently, but ...

The 3.9 magnitude earthquake hit at 4:18 p.m. on the Olympic Peninsula, according to the United States Geological Survey.

Leonard, who has lived in the region since 2001, said it was unusual for two earthquakes that people could feel to occur in ...

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.

Sometimes we go a longer period without them.” Many earthquakes in Washington state are linked to the motion of the Juan de Fuca Plate and the North American Continental Plate moving against ...