| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 42.0 km |
| Coordinates | -17.570, -173.081 |
| UTC time | 1981-07-29 22:05:11.520 |
Earthquake details
Wednesday, July 29, 1981 Earthquake
The earthquake hit Tonga on Wednesday, July 29, 1981 at 22:05 UTC with a magnitude of 5.4. The closest known location in the current dataset is Apia (Tonga - TO), about 439.2 km away. The epicenter is located at longitude -173.081 and latitude -17.570.
| Location | 153 km NE of Neiafu |
| Country | Tonga (TO) |
| Severity | Strong |
Earthquake map 1981-07-29
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.4
153 km NE of Neiafu
Tonga · 2026-07-29 00:47 UTC
39.8 km
M 5.1
222 km ENE of Neiafu
Tonga · 2026-06-06 14:09 UTC
91.0 km
M 5.3
209 km NE of Neiafu
Tonga · 2026-05-26 19:12 UTC
73.7 km
M 4.3
189 km NE of Neiafu
Tonga · 2026-05-24 07:46 UTC
53.0 km
M 4.6
115 km S of Hihifo
Tonga · 2026-04-03 02:50 UTC
88.2 km
M 4.4
156 km NNE of Neiafu
Tonga · 2026-03-19 17:28 UTC
43.9 km
M 5.0
140 km NE of Neiafu
Tonga · 2026-03-07 18:04 UTC
34.5 km
M 4.9
Apia
Samoa · 2026-03-01 06:38 UTC
94.5 km
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