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News Release 10-144
Deadly Tonga Earthquake Revealed as Three Big Quakes
September 29, 2009, event was seismic triple-whammy
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![Map showing the location of the three quakes near Samoa, American Samoa and Tonga.](/news/mmg/media/images/tonga_quake1_f.jpg)
The Sept. 29, 2009, quake in Samoa, American Samoa and Tonga was in fact a triple-quake.
Credit: Keith Koper, University of Utah
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![Photo of Keith Koper looking at quake evidence.](/news/mmg/media/images/tonga_quake2_f.jpg)
Keith Koper, director of the University of Utah Seismograph Stations, looks at quake evidence.
Credit: Remi Barron, University of Utah
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