Why slow slip can portend a major earthquake. WE need to be prepared. The article is interesting and informative. Some think Cascaidia is due or overdue for a very large quake. This would impact Washington State as well as British Columbia. There is a theory the effect would be felt well inland. To read this informative article go to
http://www.sciencenews.org/view/feature/id/348786/description/Quakes_in_Slo-Mo