Largest Earthquakes In The World and Contiguous U.S.

World

MagnitudeDateLocation
9.5May 22, 1960Chile
9.2March 27, 1964Prince William Sound, Alaska
9.1December 26, 2004West Coast of Northern Sumatra
9.1March 9, 1957Andreanof Islands, Alaska
9.0November 4, 1952Kamchatka
8.8January 31, 1906Off coast of Ecuador
8.7February 3, 1965Rat Islands, Alaska
8.6August 15, 1950Assam, India-Tibet
8.5February 4, 1923Kamchatka
8.5February 2, 1938Banda Sea, Indonesia
8.5October 13, 1963Kuril Islands

Contiguous United States

MagnitudeDateLocation
8.1December 16, 1811New Madrid, Missouri
8.0February 17, 1812New Madrid, Missouri
7.9January 9, 1857Fort Tejon, California
7.8January 23, 1812New Madrid, Missouri
7.8April 18, 1906San Francisco, California
7.4March 26, 1872Owens Valley, California
7.4November 8, 1980Off Coast of Northern California
7.3February 23, 1892Laguna Salada, Baja California
7.3December 14, 1872North Cascades, Washington
7.3August 31, 1886Charleston, South Carolina
7.3January 31, 1922Offshore of Eureka, California
7.3July 21, 1952Kern County, California
7.3June 28, 1992Landers, California
7.3August 17, 1959Hebgen Lake, Montana
7.2April 25, 1992Cape Mendocino