M4.8 earthquake 288 km WNW of Neiafu, Tonga
A magnitude 4.8 earthquake struck 288 km WNW of Neiafu, Tonga on Mon, Dec 8, 1975, 8:34 PM GMT+13 (07:34 UTC), 93 km (58 mi) below the surface.
A larger quake followed: M5.1 278 km WNW of Neiafu, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1975-12-08 07:34:05 UTC
- Depth
- 93.0 km (57.8 mi), intermediate-depth
- Epicenter
- 17.895° S, 176.600° 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
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 2 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 usp0000duz. Read Tue, Sep 22, 2026, 10:29 PM UTC.