Deadly Tsunamis - Ryan Amann

Earthquake in Aleutian

Apr 1, 1946

The earthquake outside of the Aleutian islands had a 8.1 magnitude. Nearly 5 hours after, with no warning the tsunami hit reaching wave heights of 115ft. Overall there were around 160 casualties.

Earthquake in Chile

May 22, 1960

The earthquake originating off the coast of Chile was the largest earthquake recorded in the 20th century with a magnitude of 9.5. Nearly 15 minutes after the earthquake waves up to 80 ft hit the Chile coastline destroying many homes and buildings. 15 hour later and around 6,200 miles away the tsunami waves still at around 35 ft tall hit the Hawaiian islands, causing even more destruction. Overall there were 61 casualties in Hawaii and around 1650 casualties overall.

Alaskan Earthquake

Mar 27, 1964

The earthquake was the largest ever recorded in North America, with the Alaskan mainland feeling a magnitude of 9.2. The earthquake could be felt in every U.S state except three. Huge tidal waves hit a Chenega coastal village 4 minutes after the tremors, killing a third of of the village. Overall there were around 160 casualties within Alaska and California.

Earthquake in the Japan sea

Jul 12, 1993

The earthquake in the sea of Japan reached a magnitude of 7.8 and sent massive waves to the island of Okushiri. The tsunami hit the island within 2 to 7 minutes with waves hitting 100ft. There were around 160 casualties from the island alone, and 230 casualties overall.

Earthquake in Papua New Guinea

Jul 17, 1998

The earthquake that hit did not cause that much damage but the three massive tsunami waves after did. The tsunami were believed to come from a submarine landslide generated by the earthquake because of the waves arriving 10 minutes later then they should have. Overall there were around 1600 casualties.

Sumatran Earthquake

Dec 6, 2004

The earthquake had ruptured the greatest fault length of any other recorded earthquake with a length of 1500km, and it had a magnitude of 9.1. The result sent tsunamis all over the Indian ocean with the waves destroying coastlines as far as east africa. Overall between multiple countries the death toll was around 225,000 people.

Earthquake in Chile

Feb 27, 2010

The earthquake of the coast of Chile had a magnitude of 8.8. The earthquake was a result of a 300 to 375 mile rupture, and it could be felt as far as Sao Poalo and Brazil. Parts of the coast of Chile were hit with waves as tall as 50ft resulting in around 700 casualties.

Earthquake in Japan

Mar 11, 2011

The earthquake in japan reached a magnitude of 9.1. The earthquake triggered a massive tsunami and even caused a nuclear power plant meltdown causing a nuclear emergency. The massive waves flooded more than 200 square miles of coastal land, and waves were reaching as high as 38 meters. Overall there were around 20,000 casualties and around 500,000 people had to evacuate.