Description
The 1960 Valdivia earthquake and tsunami or the Great Chilean earthquake occurred on 22 May 1960. Most studies have placed it at 9.5–9.6 on the moment magnitude scale, while some studies have placed the magnitude lower than 9.4, making it the most powerful earthquake ever recorded. It occurred in the afternoon, and lasted 10 minutes. The resulting tsunamis affected southern Chile, Hawaii, Japan, the Philippines, eastern New Zealand, southeast Australia, and the Aleutian Islands.