M4.8 earthquake 181 km W of Neiafu, Tonga
A magnitude 4.8 earthquake struck 181 km W of Neiafu, Tonga on Sun, May 15, 1983, 3:59 PM GMT+13 (02:59 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1983-05-15 02:59:08 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 18.627° S, 175.708° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 1 in the 60 days after this one and 3 in the 30 days before it.
After
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001vc6. Read Thu, Oct 1, 2026, 7:51 AM UTC.