Tonga earthquakes

M4.1 earthquake 259 km WNW of Haveluloto, Tonga

A magnitude 4.1 earthquake struck 259 km WNW of Haveluloto, Tonga on Sat, Nov 27, 2021, 8:19 AM GMT+13 (19:19 UTC), 505 km (314 mi) below the surface.

A larger quake followed: M4.9 298 km WNW of Haveluloto, Tonga. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
4.1 (mb), light
Local time
UTC
2021-11-26 19:19:16 UTC
Depth
505.4 km (314.1 mi), deep
Epicenter
20.210° S, 177.497° 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 15.3 km horizontally, 8.2 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
133°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 11 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000g88f. Read Mon, Sep 28, 2026, 9:59 PM UTC.