Study confirms large earthquakes along Olympic Mountain faults

To gain a better understanding of the age, number, and magnitude of earthquakes on the faults, Elizabeth Schermer at Western Washington University and her colleagues plan additional trenching of fault scarps and coring of swampy areas along some scarps later this year.

The new BSSA study suggests that the Olympic Mountains have been moving westward, relative to the Coast Range and Puget Lowland, since the late Pleistocene, said Schermer.

Read more at: https://phys.org/news/2017-09-large-earthquakes-olympic-mountain-faults.html#jCp