Tonga earthquakes

M4.7 earthquake 90 km ESE of Hihifo, Tonga

A magnitude 4.7 earthquake struck 90 km ESE of Hihifo, Tonga on Tue, May 10, 2016, 3:22 PM GMT+13 (02:22 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.4 87 km ENE of Hihifo, 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
4.7 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-05-10 02:22:27 UTC
Depth
9.9 km (6.2 mi), shallow
Epicenter
16.220° S, 172.992° 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 15.9 km horizontally, 5.6 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
206°, poorly surrounded by stations
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 13 in the 60 days after this one and 6 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10005i8j. Read Sun, Oct 4, 2026, 3:58 PM UTC.