M6.1 earthquake 213 km SE of Hihifo, Tonga
A magnitude 6.1 earthquake struck 213 km SE of Hihifo, Tonga on Mon, Sep 17, 1951, 12:57 AM GMT-11 (11:57 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.1 (mw), strong
- Local time
- UTC
- 1951-09-17 11:57:49 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 17.382° S, 172.444° 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
- ±0.20
- Depth from
- From location
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 iscgem894707. Read Tue, Sep 22, 2026, 4:16 PM UTC.