Tonga earthquakes

M5.2 earthquake 39 km NNE of Pangai, Tonga

A magnitude 5.2 earthquake struck 39 km NNE of Pangai, Tonga on Sun, Jul 1, 1984, 2:00 PM GMT+13 (01:00 UTC), 98 km (61 mi) below the surface.

A larger quake followed: M5.4 71 km ENE of Pangai, 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
5.2 (mb), moderate
Local time
UTC
1984-07-01 01:00:41 UTC
Depth
97.7 km (60.7 mi), intermediate-depth
Epicenter
19.467° S, 174.277° 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.

Nearest places

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

Nearby

Within 100 km, magnitude 2.2 and up: 1 in the 60 days after this one and 0 in the 30 days before it.

After

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00025eb. Read Tue, Sep 22, 2026, 4:15 PM UTC.