Tonga earthquakes

M4.6 earthquake Tonga

A magnitude 4.6 earthquake struck in Tonga on Wed, Nov 14, 2018, 6:02 AM GMT+13 (17:02 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.1 48 km SE of Pangai, 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
4.6 (mb), light
Local time
UTC
2018-11-13 17:02:28 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
20.276° S, 173.861° 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 10.7 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
84°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 5 in the 60 days after this one and 3 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000huv2. Read Mon, Sep 28, 2026, 3:02 AM UTC.