 Nyorai kupfuurira kweiyi ndima - Port Wakefield yakatambura zvikuru mukudengenyeka kwapasi kweAlaska muna 1964uye tsunami, apo Raspberry Island yakaderera neanenge mamita matanhatu. Uku ndiko kwaiva kudengenyeka kwenyika kwakasimba zvikuru kwakanyorwa munhoroondo yeNorth America, uye kwechitatu kwakasimba zvikuru kwakamboyerwa ne seismograph; kwakanga kune simba rakakura re9.2 uye simba guru reMercalli reXI Extreme. Taundi racho harina kuparadzwa, asi nzvimbo yaigadzirirwa zvokunwa nemunharaunda yacho zvakanga zvisingachakwanisi kushanda. Nyika yacho pakupedzisira yakatengwa uye zvino inoshandiswa nokuda kwokushanyirwa, semisha yomusango. 