Most Dangerous Earthquakes

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Great Chilean Earthquake

1960 Valdivia earthquake or Great Chilean Earthquake of Sunday, 22 May 1960 is to date the most powerful earthquake ever recorded on Earth, rating 9.5 on the moment magnitude scale. It occurred in the afternoon and its resulting tsunami affected southern Chile, Hawaii, Japan, the Philippines, eastern New Zealand, southeast Australia, and the Aleutian Islands in Alaska.

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Great Chilean Earthquake
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1964 Alaska earthquake

The 1964 Alaska earthquake, also known as the Great Alaskan Earthquake, the Portage Earthquake and the Good Friday Earthquake, was a megathrust earthquake that began at 5:36 P.M. AST on Good Friday, March 27, 1964. Lasting nearly four minutes, it was the most powerful recorded earthquake in U.S. and North American history, and the second most powerful ever measured by seismograph. It had a magnitude of 9.2, at the time making it the second largest earthquake in recorded rnhistory.rn

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1964 Alaska earthquake
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2005 Sumatra earthquake

The 2005 Sumatra earthquake, referred to as the Nias Earthquake by the scientific community, was a major earthquake on 28 March 2005, located off the west coast of northern Sumatra, Indonesia measuring 9.1 on the magnitude scale.

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2005 Sumatra earthquake
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2011 earthquake off the Pacific coast of Tohoku

The 2011 earthquake off the Pacific coast of Tohoku, was a magnitude 9.0 undersea megathrust earthquake off the coast of Japan that occurred at on Friday, 11 March 2011, with the epicenter approximately 70 kilometres east of the Oshika Peninsula of Tōhoku and the hypocenter at an underwater depth of approximately 32 km . It was the most powerful known earthquake to have hit Japan, and one of the five most powerful earthquakes in the world overall since modern record-keeping began in 1900.

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2011 earthquake off the Pacific coast of Tohoku
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Kamchatka Peninsula

The earthquake which occured off the coast of Kamchatka Peninsula in far eastern Russia in 1952, was a megathrust earthquake and caused tsunami. The main earthquake struck at 16:58 GMT on November 4, 1952. Initially assigned a magnitude of 8.2, the quake was revised to 9.0 Mw in later years. A large tsunami resulted, causing destruction and loss of life around the Kamchatka peninsula and the Kuril Islands.

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Kamchatka Peninsula
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The 2010 Chile earthquake

The 2010 Chile earthquake occurred off the coast of either the Maule Region rating a magnitude of 8.8 on the moment magnitude scale, with intense shaking lasting for about three minutes.It ranks as the sixth largest earthquake ever to be recorded by a seismograph.

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The 2010 Chile earthquake
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Off The Coast of Ecuador

Off The Coast of Ecuador-A catastrophic magnitude 8.2 earthquake off the coast of Ecuador and Colombia generated a strong tsunami that killed 500 to 1500 there. It was observed all along the coast of Central America and as far north as San Francisco and west to Japan.

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Off The Coast of Ecuador
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Rat Islands, Alaska

Rat Islands, Alaska 1965 02 04 an earthquake of magnitude 8.7 occured. On Adak Island, cracks occurred in prefabricated wood buildings; on Shemya Island, cracks were observed in an asphalt runway. Hairline cracks also formed in the runways at the U.S. Coast Guard Loran Station on Attu Island. This earthquake generated a tsunami reported to be about 10.7 meters high on Shemya Island.rn

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Rat Islands, Alaska
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Northern Sumatra, Idonesia

In northern Sumatra, Idonesia, an earthquake of magnitude 8.6 took place at the epicenter.

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Northern Sumatra, Idonesia
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1950 Medog earthquake

The 1950 Medog earthquake, occurred on August 15, 1950, rnand had a magnitude of 8.6. The epicentre was actually rnlocated near Rima, in Tibet, China. However, the rnearthquake was destructive in both Assam and Tibet, and rn1,526 people were killed.

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1950 Medog earthquake
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