By Dan Oancea

"The Cascadia megathrust fault, named for its massive but infrequent earthquakes, runs along the length of North America's western coast from northern Vancouver Island to northern California and is the boundary between two of the Earth's tectonic plates."

Read Science Daily's article.

Note: The find does not come as a surprise as there were so many other references to the role played by water in triggering earthquakes. Also, check out the related article. (D.O.)