M5.0 earthquake 71 km NNE of Hihifo, Tonga
A magnitude 5.0 earthquake struck 71 km NNE of Hihifo, Tonga on Sat, Feb 8, 1975, 12:31 AM GMT-11 (11:31 UTC), 72 km (45 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (mb), moderate
- Local time
- UTC
- 1975-02-08 11:31:00 UTC
- Depth
- 72.0 km (44.7 mi), intermediate-depth
- Epicenter
- 15.375° S, 173.498° 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
- 48
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.0 and up: 4 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00009uk. Read Tue, Sep 22, 2026, 12:14 PM UTC.