Earthquake details

Sunday, February 17, 1985 Earthquake

The earthquake hit Tonga on Sunday, February 17, 1985 at 03:00 UTC with a magnitude of 5.5. The closest known location in the current dataset is Nasinu (Tonga - TO), about 875.2 km away. The epicenter is located at longitude -175.108 and latitude -23.190.

Magnitude 5.5
Alert Strong
Depth 42.0 km
Coordinates -23.190, -175.108
UTC time 1985-02-17 03:00:00.210
Location 206 km S of ‘Ohonua
Country Tonga (TO)
Severity Strong

Earthquake map 1985-02-17

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.8
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Tonga · 2026-03-23 04:23 UTC
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M 5.0
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Tonga · 2025-11-16 21:39 UTC
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M 5.2
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Tonga · 2025-10-03 02:43 UTC
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M 5.1
206 km S of ‘Ohonua
Tonga · 2025-09-30 17:50 UTC
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M 4.4
266 km S of ‘Ohonua
Tonga · 2025-09-19 20:08 UTC
85.7 km
M 5.0
232 km SSW of ‘Ohonua
Tonga · 2025-09-05 01:27 UTC
41.1 km
M 5.0
239 km SSW of ‘Ohonua
Tonga · 2025-09-03 22:56 UTC
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M 4.4
214 km SSW of ‘Ohonua
Tonga · 2025-08-31 00:34 UTC
38.6 km

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