M4.8 earthquake 133 km NNW of Neiafu, Tonga
A magnitude 4.8 earthquake struck 133 km NNW of Neiafu, Tonga on Mon, May 26, 1975, 10:31 PM GMT-12 (10:31 UTC), 92 km (57 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), light
- Local time
- UTC
- 1975-05-27 10:31:57 UTC
- Depth
- 92.0 km (57.2 mi), intermediate-depth
- Epicenter
- 17.567° S, 174.548° 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
- 10
Nearby
Within 100 km, magnitude 1.8 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.483 km WNW of Neiafu, Tonga · 18712 days ago · 183 km deep · 92 km away
- 4.8200 km NW of Neiafu, Tonga · 18698 days ago · 258 km deep · 81 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000b74. Read Wed, Sep 30, 2026, 11:42 PM UTC.