Multiple reports highlight which cities in the U.S. face increased risk of earthquakes, with California topping the list.

A 9.2 megathrust earthquake on the Cascadia Subduction Zone would not just rattle the Pacific Northwest, it would redraw the map of the region and test the limits of modern disaster planning.

The ground beneath the Pacific Northwest is not quiet. Along a vast offshore fault, strain has been building for centuries, and when it finally gives way, the region’s familiar landscape could be ...