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Wednesday, September 21, 2011

Largest Earthquakes in the World Since 1900

Largest Earthquakes in the World Since 1900
KML file Google Earth KML
(requires Google Earth)

 LocationDate UTCMagnitudeLat.Long.Reference
1.Chile1960 05 229.5-38.29-73.05Kanamori, 1977
2.Prince William Sound, Alaska1964 03 289.261.02-147.65Kanamori, 1977
3.Off the West Coast of Northern Sumatra2004 12 269.13.3095.78Park et al., 2005
4.Near the East Coast of Honshu, Japan2011 03 119.038.322142.369PDE
5.Kamchatka1952 11 049.052.76160.06Kanamori, 1977
6.Offshore Maule, Chile2010 02 278.8-35.846-72.719PDE
7.Off the Coast of Ecuador1906 01 318.81.0-81.5Kanamori, 1977
8.Rat Islands, Alaska1965 02 048.751.21178.50Kanamori, 1977
9.Northern Sumatra, Indonesia2005 03 288.62.0897.01PDE
10.Assam - Tibet1950 08 158.628.596.5Kanamori, 1977
11.Andreanof Islands, Alaska1957 03 098.651.56-175.39Johnson et al., 1994
12.Southern Sumatra, Indonesia2007 09 128.5-4.438101.367PDE
13.Banda Sea, Indonesia1938 02 018.5-5.05131.62Okal and Reymond, 2003
14.Kamchatka1923 02 038.554.0161.0Kanamori, 1988
15.Chile-Argentina Border1922 11 118.5-28.55-70.50Kanamori, 1977
16.Kuril Islands1963 10 138.544.9149.6Kanamori, 1977
Updated 2011 March 15

References
Johnson, J.M., Y. Tanioka, L.J. Ruff, K. Sataki, H. Kanamori, and L.R. Sykes, 1994, The 1957 great Aleutian earthquake, Pure and Appl. Geophys., 142, 3-28.
Kanamori, H., 1977, The energy release of great earthquakes, J. Geophys. Res. 82, 2981-2987.
Kanamori, H., 1988, Importance of historical seismograms for geophysical research, in Lee, W.H.K., Meyers, H., and Shimazaki, K., eds., Historical Seismograms and Earthquakes of the World: San Diego, Academic Press, p. 16-33.
Okal, E.A., and D. Reymond, The mechanism of great Banda Sea earthquake of 01 February 1983, 2003, Applying the method of Preliminary Determination of Focal Mechanism to a historical event, Earth Planet. Sci. Letts., 216, 1-15.
Park, J., T.-R. A. Song, J. Tromp, E. Okal, S. Stein, G. Roult, E. Clevede, G. Laske, H. Kanamori, P. Davis, J. Berger, C. Braitenberg, M. Van Camp, X. Lei, H. Sun, H. Xu, S. Rossat, 2005, Earth's free oscillations excited by the 26 December 2004 Sumatra-Andaman earthquake, Science, 308, 1139-1144.
PDE (Preliminary Determination of Earthquakes) Monthly Listing, U.S. Geological Suvery, Golden, CO.
 
Revisions
The Andreanof Islands, Alaska earthquake of 1957 03 09, previously listed with a magnitude o f 9.1, has had its magnitude reviewed, and it was updated to 8.6.
The Ningxia-Gansu, China earthquake of 1920 12 16, previously listed with a magnitude of 8.6, has had its magnitude reviewed, and it was updated to 7.8.
The Tonga earthquake of 1917 06 26, previously listed with a magnitude of 8.5, has had its magnitude reviewed, and it was updated to 8.4.

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