Earthquake details

Wednesday, September 8, 1948 Earthquake

The earthquake hit Tonga on Wednesday, September 8, 1948 at 15:09 UTC with a magnitude of 7.5. The closest known location in the current dataset is Apia (Tonga - TO), about 852.8 km away. The epicenter is located at longitude -173.891 and latitude -21.222.

Magnitude 7.5
Alert Extreme
Depth 15.0 km
Coordinates -21.222, -173.891
UTC time 1948-09-08 15:09:14.220
Location 110 km E of ‘Ohonua
Country Tonga (TO)
Severity Extreme

Earthquake map 1948-09-08

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.5
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Tonga · 2026-03-18 13:17 UTC
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M 4.4
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Tonga · 2026-02-08 02:06 UTC
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M 4.3
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Tonga · 2026-02-06 04:16 UTC
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M 4.6
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Tonga · 2026-02-01 10:49 UTC
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M 5.8
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Tonga · 2026-01-31 20:59 UTC
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M 4.5
29 km SE of ‘Ohonua
Tonga · 2026-01-28 12:07 UTC
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M 4.9
93 km ENE of ‘Ohonua
Tonga · 2026-01-16 20:46 UTC
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M 4.3
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Tonga · 2025-11-10 18:22 UTC
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