M4.6 earthquake 230 km SW of Vaini, Tonga
A magnitude 4.6 earthquake struck 230 km SW of Vaini, Tonga on Fri, Jul 12, 1974, 8:11 AM GMT+13 (19:11 UTC), 222 km (138 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1974-07-11 19:11:24 UTC
- Depth
- 222.0 km (137.9 mi), intermediate-depth
- Epicenter
- 22.883° S, 176.483° 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.
- Stations used
- 20
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 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 usp000072p. Read Wed, Sep 30, 2026, 12:38 AM UTC.