Tonga earthquakes

M6.1 earthquake 230 km ESE of Hihifo, Tonga

A magnitude 6.1 earthquake struck 230 km ESE of Hihifo, Tonga on Mon, Nov 19, 1951, 10:03 AM GMT-11 (21:03 UTC), 15 km (9 mi) below the surface.

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The earthquake

Magnitude
6.1 (mw), strong
Local time
UTC
1951-11-19 21:03:37 UTC
Depth
15.0 km (9.3 mi), shallow
Epicenter
17.085° S, 171.985° 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.

Magnitude uncertainty
±0.60
Depth from
From location

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.

None recorded.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event iscgem894970. Read Tue, Sep 22, 2026, 3:20 PM UTC.