Tonga earthquakes

M5.1 earthquake 197 km SSW of Houma, Tonga

A magnitude 5.1 earthquake struck 197 km SSW of Houma, Tonga on Sat, Jun 3, 2023, 6:39 AM GMT+13 (17:39 UTC), 80 km (50 mi) below the surface.

A larger quake followed: M6.0 261 km SSW of ‘Ohonua, 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.

Open the live map with earthquakes

The earthquake

Magnitude
5.1 (mb, body-wave), moderate
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-06-02 17:39:19 UTC
Depth
80.5 km (50.0 mi), intermediate-depth
Epicenter
22.779° S, 176.118° 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 8.3 km horizontally, 4.4 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
33°
Stations used
206

Nearest places

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

Nearby

Within 100 km, magnitude 2.1 and up: 33 in the 60 days after this one and 2 in the 30 days before it.

After

Before

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000k5ux. Read Mon, Oct 5, 2026, 10:49 AM UTC.