M6.5 earthquake near Nuku‘alofa, Tongatapu
18651 d ago · 24 Sept 1975, 01:47 UTC 88 km SSE of Pangai, Tonga
What happened
A magnitude 6.5 earthquake struck 88 km SSE of Pangai, Tonga on 24 Sept 1975, 01:47 UTC at a depth of 33 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.
The nearest town in our records is Nuku‘alofa, about 142 km away in Tongatapu, Tonga.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
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