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The Sanriku region was hit by a large tsunami on 13 July 869 AD, causing floods to spread 4 km (2.5 mi) inland from the coast. Tagajō was destroyed, with an estimated 1,000 casualties. 887 CE: Nankai, Japan: 887 Ninna Nankai earthquake: Earthquake: On 26 August 887 AD, there was a strong commotion in the Kyoto region, causing great destruction ...
While earthquakes as large as 6.5 or below are very unlikely to trigger a tsunami and those between 6.5 and 7.5 do not usually produce destructive tsunamis, larger earthquakes could result in much ...
"No tsunami danger exists for the U.S. west coast, British Columbia and Alaska," the National Tsunami Warning Center said in an update about an hour after the quake was first reported.
Later analysis showed the quake happened on a type of fault that rarely produces large tsunamis. However, there are nearby offshore faults that have historically produced devastating quakes and ...
Aerial overview of the location of the landslide and tsunami. On September 16th, 2023 at 12:35 UTC, a 25.5 Mm 3 (3.34 × 10 19 cu yd) rockslide occurred on the slope of Dickson Fjord in Northeast Greenland.
Should a similar earthquake happen today, scientists say a giant tsunami would wash away coastal towns, destroy U.S. 101 and cause $70 billion in damage over a large swath of the Pacific Coast.
The U.S. Geological Survey said that more than 5.3 million people in California were under a tsunami warning, the Associated Press reported, and that more than 1.3 million people lived close ...
More recent studies have indicated that the eruption had a slight cooling effect. [81] [82] In September 2023, the Antarctic ozone hole was one of the largest on record, at 26 million square kilometers. The anomalously large ozone loss may have been a result of the Hunga Tonga–Hunga Haʻapai eruption. [83] [80]