Tonga earthquakes

M4.3 earthquake 265 km WNW of Haveluloto, Tonga

A magnitude 4.3 earthquake struck 265 km WNW of Haveluloto, Tonga on Sat, Aug 4, 2007, 10:34 AM GMT+13 (21:34 UTC), 462 km (287 mi) below the surface.

A larger quake followed: M5.7 294 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
4.3 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2007-08-03 21:34:12 UTC
Depth
461.5 km (286.8 mi), deep
Epicenter
20.357° S, 177.622° W
Region
Tonga
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

no people dead or missing; no people injured; no buildings damaged or destroyed

From the USGS event page for usp000fhtq. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Station coverage gap
46°
Stations used
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 8 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000fhtq. Read Thu, Oct 1, 2026, 11:49 AM UTC.