Great Earthquakes of the Pacific Northwest

HN commenters offer it as a dry but fascinating, hype-free introduction to Cascadia earthquake risk and the evidence for past events.

Geologist Nick Zentner of Central Washington University gives an hour-long public lecture on the great earthquakes of the Pacific Northwest, including the Cascadia subduction zone and the evidence for past megaquakes. It is part of his Downtown Geology Lecture Series, recorded in Ellensburg in 2016.