Tonga earthquakes

M4.2 earthquake 255 km WNW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 255 km WNW of Haveluloto, Tonga on Sat, Nov 30, 2019, 9:53 AM GMT+13 (20:53 UTC), 169 km (105 mi) below the surface.

A larger quake followed: M4.6 267 km WNW of Haveluloto, Tonga. 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
2019-11-29 20:53:20 UTC
Depth
169.2 km (105.1 mi), intermediate-depth
Epicenter
20.102° S, 177.393° 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 15.0 km horizontally, 3.2 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
133°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 13 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us60006pfa. Read Wed, Sep 30, 2026, 3:09 PM UTC.