Pedzisa mutsara unotevera: Pana 11 October 1918, mhenderekedzo yokumadokero yePuerto Rico yakarohwa
kudengenyeka kukuru kwenyika kwakakonzera tsunami. Kudengenyeka kwenyika kwa1918 kwakakonzerwa nechikanganiso chekare chekuruboshwe-chekuruboshwe pedyo neMona Passage. Muna 1953, Santo Domingo, Dominican Republic, yakakanganiswa nokudengenyeka kwapasi kweSanto Domingo. Nzvimbo chaiyo yokudonha (Puerto Rico Trench) haina kutsemuka mumakore anopfuura 200, izvo zvinonetsa zvikuru vaongorori venyeredzi, sezvo vachitenda kuti kungava nemhaka yechiitiko chikuru.