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8.7, Alaska
- 8.7, Alaska, February 4, 1965. A quake in the remote Rat Islands generated a tsunami reported to be 10 metres high. 8.7
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9.0, North America
- 9.0, North America, January 26, 1700. A quake affecting 1,000 kilometres of coastline set off a tsunami that crossed the Pacific Ocean and caused damage to coastal villages in Japan.
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8.7, Chile
- 8.7, Chile, July 8, 1730. A quake hit the city of Valparaiso, 120 kilometres northwest of the capital Santiago, causing a tsunami which hit more than 1,000 kilometres of coastline.
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8.7, Portugal
- 8.7, Portugal, November 1, 1755. The capital Lisbon was struck by a quake while many residents were in church. A quarter of the city's population perished.
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9.0, Peru
- 9.0, Peru, August 13, 1868. The port of Arica, which is now part of Chile, was hit by a quake felt up to 1,400 kilometres (870 miles) away.
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8.8, Ecuador
- 8.8, Ecuador, January 31, 1906. A quake struck off the coast of Ecuador and Colombia and was felt as far away as San Francisco.
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9.0, Russia
- 9.0, Russia, November 4, 1952. A quake off the coast of the remote Kamchatka peninsula in Russia's far east caused Pacific-wide tsunamis.
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9.5, Chile
- 9.5, Chile, May 5, 1960. A quake off the coast of southern Chile killed more than 1,600 people and left 2,000,000 homeless.
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9.2, Alaska
- 9.2, Alaska, United States, March 27, 1964. A quake and tsunami killed 128 people and caused severe damage to the state's largest city Anchorage.
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8.7, Alaska
- 8.7, Alaska, February 4, 1965. A quake in the remote Rat Islands generated a tsunami reported to be 10 metres high.
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9.1, Indoesia
- 9.1, Indonesia, December 26, 2004. An undersea quake caused a massive tsunami that devastated coastlines in countries around the Indian Ocean, ultimately killing more than 220,000 people.