Tonga earthquakes

M4.5 earthquake 34 km ENE of Hihifo, Tonga

A magnitude 4.5 earthquake struck 34 km ENE of Hihifo, Tonga on Thu, Feb 25, 1982, 11:38 PM GMT-11 (10:38 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.8 82 km NNW of Hihifo, Tonga. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.5 (mb), light
Local time
UTC
1982-02-26 10:38:04 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
15.818° S, 173.510° W
Region
Tonga
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
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Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 2 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001jv5. Read Tue, Sep 22, 2026, 5:21 PM UTC.