deadly Tsunamis By igudesblat Nov 1, 1755 lisbon, Portugal/ the great Aug 25, 1883 Sundra strait/ krakota Tsunami Apr 1, 1946 Hawaiian island and Alaska tsunami May 22, 1960 chile and Hawaii/ Valdiva Tsunami Mar 27, 1964 Alaska/ Great alaskan tsunami May 12, 1993 Okushiri island, japan/ Okkaido tsunami Dec 26, 2004 sumatra indoensai/ indian ocean tsunami Sep 29, 2009 pacific ocean Samoa islands Feb 27, 2010 chil/ chile earthquake Mar 11, 2011 japan tohoku tsunami