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Historical M 9.1 Sumatra (2004)

Twenty years ago, on December 26, 2004, a magnitude 9.1 earthquake struck off the west coast of northern Sumatra, Indonesia.

Historical M 9.2 Alaska (1964)

A magnitude 9.2 earthquake struck Alaska at 5:36 p.m. local time on Good Friday, 1964. The epicenter was 120.7 km (75 miles) east of Anchorage on the north shore of Prince William Sound.