Tonga earthquakes

M4.5 earthquake 290 km WNW of Pangai, Tonga

A magnitude 4.5 earthquake struck 290 km WNW of Pangai, Tonga on Tue, Oct 30, 2018, 4:49 PM GMT+13 (03:49 UTC), 607 km (377 mi) below the surface.

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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
4.5 (mb), light
Local time
UTC
2018-10-30 03:49:18 UTC
Depth
607.1 km (377.2 mi), deep
Epicenter
18.910° S, 176.951° 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 11.8 km horizontally, 10.2 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
142°
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: 9 in the 60 days after this one and 3 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000i7jj. Read Thu, Sep 24, 2026, 11:45 AM UTC.