M5.0 earthquake 208 km NW of Neiafu, Tonga
A magnitude 5.0 earthquake struck 208 km NW of Neiafu, Tonga on Mon, May 17, 1982, 2:41 PM GMT-12 (02:41 UTC), 221 km (137 mi) below the surface.
A larger quake followed: M5.2 151 km NW 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
- 5.0 (mb), moderate
- Local time
- UTC
- 1982-05-18 02:41:52 UTC
- Depth
- 220.8 km (137.2 mi), intermediate-depth
- Epicenter
- 17.508° S, 175.545° 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
- FROM_LOCATION
Nearby
Within 100 km, magnitude 2.0 and up: 1 in the 60 days after this one and 1 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 usp0001md5. Read Tue, Sep 22, 2026, 7:19 AM UTC.