1960 Valdivia earthquake
The 1960 Valdivia earthquake () or Great Chilean earthquake ("Gran terremoto de Chile") of 22 May is the most powerful earthquake ever recorded. Various studies have placed it at 9.4–9.6 on the moment magnitude scale. It occurred in the afternoon (19:11 GMT, 15:11 local time), and lasted approximately 10 minutes. The resulting tsunami affected southern Chile, Hawaii, Japan, the Philippines, eastern New Zealand, southeast Australia and the Aleutian Islands.
Earthquakes in Western Australia
Western Australia's largest recorded earthquake to date was at Meeberrie station, north of Mullewa, in April 1941. See the separate section below.
The Cadoux earthquake of 1979 with magnitude 6.1 caused surface rupturing, about 15 km long.