Tonga earthquakes

M4.6 earthquake 196 km WNW of Haveluloto, Tonga

A magnitude 4.6 earthquake struck 196 km WNW of Haveluloto, Tonga on Thu, Apr 26, 2018, 2:56 AM GMT+13 (13:56 UTC), 304 km (189 mi) below the surface.

Nuku‘alofa forecast More in Tonga

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The earthquake

Magnitude: 4.6 (mb, body-wave), light
Magnitude from: USGS National Earthquake Information Center
Local time: Thu, Apr 26, 2018, 2:56 AM GMT+13
UTC: 2018-04-25 13:56:21 UTC
Depth: 304.2 km (189.0 mi), deep
Epicenter: 20.220° S, 176.815° 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 10.9 km horizontally, 5.6 km in depth
Magnitude uncertainty: ±0.08
Depth from: From location
Station coverage gap: 99°
Stations used: 57

Nearest places

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

Nuku‘alofa, TongaPopulation 22,400. Forecast196 kmWNW

Nearby

Within 100 km, magnitude 1.6 and up: 6 in the 60 days after this one and 6 in the 30 days before it.

After

Before

Earthquakes today Tonga earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000ds0v. Read Fri, Oct 2, 2026, 6:17 AM UTC.