M6.4 earthquake - 172 km WNW of Hihifo, Tonga
5503 d ago · 22 Sept 2011, 23:07 UTC 172 km WNW of Hihifo, Tonga
What happened
A magnitude 6.4 earthquake struck 172 km WNW of Hihifo, Tonga on 22 Sept 2011, 23:07 UTC at a depth of 10 km.
Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a shallow earthquake, which tends to be felt more strongly at the surface.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
Community
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