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Ecuador–Colombia Earthquake
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.
https://earthquake.usgs.gov/earthquakes/eventpage/official19060131153610_30/impact -
Kamchatka Tsunami
The Kamchatka Tsunami was generated by a magnitude 9.0 earthquake on November 4, 1952, in East Russia. The local tsunami, which generated waves as high as 50 feet, caused extensive damage to the Kamchatka Peninsula and the Kuril Islands, and left an estimated 10,000 to 15,000 people dead.
https://www.wsspc.org/resources-reports/tsunami-center/significant-tsunami-events/1952-kamchatka-tsunami/ -
Bio-Bio, Chile
Valdivia Earthquake
The earthquake that struck near Valdivia, Chile, in 1960 was the most powerful temblor in recorded history. The quake left about 2 million people homeless.
https://www.nationalgeographic.org/thisday/may22/valdivia-earthquake-strikes-chile/ -
Great Alaska Earthquake
The 1964 Alaska earthquake, the strongest earthquake ever recorded in North America, struck Alaska’s Prince William Sound, about 74 miles southeast of Anchorage. Most of Alaska’s mainland felt the magnitude 9.2 earthquake, which wobbled Seattle’s Space Needle some 1,200 miles away.
https://www.history.com/topics/natural-disasters-and-environment/1964-alaska-earthquake -
Sumatra-Andaman Islands Earthquake, 2004 Sumatra Earthquake and Tsunami, Indian Ocean Earthquake
Indian Ocean tsunami of 2004, tsunami that hit the coasts of several countries of South and Southeast Asia in December 2004 with a magnitude of 9.1. Over the next seven hours, a tsunami—a series of immense ocean waves of 30 feet (9 metres) or more —triggered by the quake reached out across the Indian Ocean, devastating coastal areas as far away as East Africa.
https://www.britannica.com/event/Indian-Ocean-tsunami-of-2004 -
Tohoku Earthquake
The 2011 earthquake off the Pacific coast of Tōhoku (magnitude 9.0–9.1) was the most powerful earthquake ever recorded in Japan, and the fourth most powerful earthquake in the world since modern record-keeping began in 1900.
https://www.nationalgeographic.org/thisday/mar11/tohoku-earthquake-and-tsunami/