Tonga earthquakes

M4.8 earthquake 130 km SSE of ‘Ohonua, Tonga

A magnitude 4.8 earthquake struck 130 km SSE of ‘Ohonua, Tonga on Sun, Nov 18, 2018, 5:30 AM GMT+13 (16:30 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.1 156 km S of ‘Ohonua, Tonga. 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
4.8 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-11-17 16:30:50 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
22.379° S, 174.372° 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 11.5 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
73°
Stations used
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.8 and up: 11 in the 60 days after this one and 5 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000ht8h. Read Thu, Oct 1, 2026, 8:03 AM UTC.