M5.4 earthquake - west of Macquarie Island

What happened

A magnitude 5.4 earthquake struck west of Macquarie Island on 21 May 2023, 21:11 UTC at a depth of 10 km.

Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was a shallow earthquake, which tends to be felt more strongly at the surface.