Tonga earthquakes

M4.4 earthquake 249 km WNW of Haveluloto, Tonga

A magnitude 4.4 earthquake struck 249 km WNW of Haveluloto, Tonga on Mon, Oct 24, 2016, 8:15 AM GMT+13 (19:15 UTC), 515 km (320 mi) below the surface.

A larger quake followed: M5.6 Fiji region. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-10-23 19:15:04 UTC
Depth
515.2 km (320.1 mi), deep
Epicenter
20.365° S, 177.455° 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, 12.3 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
118°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 20 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100072n4. Read Fri, Oct 2, 2026, 12:13 AM UTC.