Jan. 31, 1906 - A magnitude—8.8 quake off the coast of Ecuador generates a tsunami that kills at least 500 people.
Nov. 11, 1922 - A magnitude-8.5 quake along the Chile—Argentina border triggers a tsunami that causes damage along Chile’s coast.
Aug. 15, 1950 - A magnitude-8.6 earthquake in Tibet kills at least 780 people.
Nov. 4, 1952 - A magnitude-9.0 quake in Kamchatka in Russia’s Far East causes damage but no reported deaths despite setting off 9.1-meter (30-foot) waves in Hawaii.
March 9, 1957 - A magnitude-8.6 quake strikes the Andreanof Islands in Alaska triggers a 16-meter (52-foot) -high tsunami.
May 22, 1960 - A magnitude-9.5 earthquake in southern Chile and ensuing tsunami kill at least 1,716 people.
Oct. 13, 1963 - A magnitude-8.5 quake in the Kuril Islands triggers a tsunami.
March 28, 1964 - A magnitude-9.2 quake in Prince William Sound, Alaska, kills 131 people, including 128 from a tsunami.
Feb. 4, 1965 - A magnitude-8.7 quake strikes Alaska’s Rat Islands, causing an 11-meter (35—foot) -high tsunami.
Dec. 26, 2004 - A magnitude-9.1 quake in Indonesia triggers an Indian Ocean tsunami, killing 230,000 people in a dozen countries.
March 28, 2005 - A magnitude-8.6 quake in northern Sumatra in Indonesia kills about 1,300 people.
Sept. 12, 2007 - A magnitude-8.5 quake near Sumatra in Indonesia kills at least 25 people.
Feb. 27, 2010 - A magnitude-8.8 quake shakes Chile, generating a tsunami and killing 524 people.
March 11, 2011 - A magnitude-9.0 quake off the northeast coast of Japan triggers a tsunami, killing more than 18,000 people.
April 11, 2012 - A magnitude-8.6 quake off the west coast of northern Sumatra in Indonesia triggers tsunami warnings in more than two dozen nations.