Tonga earthquakes

M4.8 earthquake 19 km SE of Hihifo, Tonga

A magnitude 4.8 earthquake struck 19 km SE of Hihifo, Tonga on Thu, Jun 4, 2020, 2:16 PM GMT+13 (01:16 UTC), 76 km (47 mi) below the surface.

A larger quake followed: M5.0 100 km SSE 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
4.8 (mb), light
Local time
UTC
2020-06-04 01:16:47 UTC
Depth
76.3 km (47.4 mi), intermediate-depth
Epicenter
16.087° S, 173.677° 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 6.6 km horizontally, 5.6 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
73°
Stations used
64

Nearest places

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

Nearby

Within 100 km, magnitude 1.8 and up: 15 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 us6000a5ld. Read Wed, Sep 30, 2026, 8:35 PM UTC.