Additional information collected about the earthquake may also prompt U.S.G.S. scientists to update the shake-severity map. Aftershocks can occur days, weeks or even years after the first earthquake.

local police and fire departments are reporting no property damage from the earthquake. Here's two maps of where the earthquake hit and where it was felt. The earthquake was felt all over New ...

January 26 marked the 325th anniversary since the last earthquake struck the Cascadia subduction zone. Centuries later, the ancient quake has left clues for scientists to prepare for the next one.