M7.7 earthquake - 133 km NE of Hihifo, Tonga
16481 d ago · 1 Sept 1981, 09:29 UTC 133 km NE of Hihifo, Tonga
What happened
A magnitude 7.7 earthquake struck 133 km NE of Hihifo, Tonga on 1 Sept 1981, 09:29 UTC at a depth of 25 km.
Earthquakes of this size are classed as Major. Can cause serious damage over large areas. This was a shallow earthquake, which tends to be felt more strongly at the surface.
The nearest town in our records is Apia, about 189 km away in Tuamasaga, Samoa.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
Community
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