Tonga earthquakes

M4.1 earthquake 270 km WNW of Houma, Tonga

A magnitude 4.1 earthquake struck 270 km WNW of Houma, Tonga on Wed, Sep 4, 2024, 5:30 AM GMT+13 (16:30 UTC), 519 km (323 mi) below the surface.

A larger quake followed: M5.4 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
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-09-03 16:30:19 UTC
Depth
519.2 km (322.6 mi), deep
Epicenter
20.202° S, 177.688° 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 14.8 km horizontally, 9.7 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
72°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 15 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 us6000nxaz. Read Fri, Oct 2, 2026, 9:14 PM UTC.