Tonga earthquakes

M4.6 earthquake 104 km WNW of Pangai, Tonga

A magnitude 4.6 earthquake struck 104 km WNW of Pangai, Tonga on Sat, Sep 15, 1979, 4:49 AM GMT+13 (15:49 UTC), 192 km (119 mi) below the surface.

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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
4.6 (mb), light
Local time
UTC
1979-09-14 15:49:33 UTC
Depth
192.0 km (119.3 mi), intermediate-depth
Epicenter
19.431° S, 175.267° 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.

Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 0 in the 60 days after this one and 0 in the 30 days before it.

None recorded.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00012yj. Read Tue, Sep 22, 2026, 3:58 PM UTC.