Oct 9, 2023, 03:27 PM IST

Powerful Earthquakes in Earth's History

C Krishnasai

Valdivia Earthquake (1960)– 9.5

Also known as the Great Chilean earthquake, it was the most powerful earthquake ever recorded. The tremors lasted for 10 minutes and triggered massive tsunami with waves up to 25 meters. The death toll is estimated to be between 1,000 and 6,000

Alaska Earthquake (1964)– 9.2

The 1964 Great Alaska earthquake occurred on March 27 in the Prince William Sound region of Alaska. It lasted for 4.5 minutes and is the most powerful recorded earthquake in US history. A total of 139 people are believed to have died.

Sumatra Earthquake (2004)– 9.1

One of the deadliest natural disasters, the 2004 Sumatra Earthquake, also known as the 2004 Indian Ocean quake, ruptured the greatest fault length of any recorded earthquake, spanning a distance of 1500 km. The death toll exceeded 200,000.

Tōhoku, Earthquake (2011) – 9.1

Off the coast of Japan, the earthquake triggered a massive tsunami with waves up to 40.5 meters high. It was one of the deadliest in human history. More than 15,800 died, 6,152 injured, and 2,562 people missing.

Kamchatka, Russia Earthquake (1952) – 9.0

On November 4, a huge earthquake struck off the coast of Kamchatka Peninsula, in the far east of Russia. It produced a great destructive Pacific-wide tsunami with waves up to 15 meters. It left an estimated 10,000 to 15,000 people dead

Maule (Chile) Earthquake (2010)– 8.8

2010 Maule Earthquake occurred off the coast of central Chile on 27 February. The shaking lasted for about three minutes. The authorities announced the final death toll of 525 victims and 25 people missing in January 2011.