Tonga earthquakes

M4.2 earthquake 298 km WNW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 298 km WNW of Haveluloto, Tonga on Sun, Jun 6, 2021, 2:38 AM GMT+13 (13:38 UTC), 347 km (215 mi) below the surface.

A larger quake followed: M4.5 Fiji region. This one was a foreshock.

Nuku‘alofa forecastMore in Tonga

Map

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

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The earthquake

Magnitude
4.2 (mb), light
Local time
UTC
2021-06-05 13:38:04 UTC
Depth
346.6 km (215.4 mi), deep
Epicenter
19.688° S, 177.611° 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.

Location uncertainty
About 11.9 km horizontally, 6.0 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
115°
Stations used
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 10 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ebpj. Read Mon, Sep 28, 2026, 8:27 PM UTC.