M4.0 earthquake 106 km W of Hihifo, Tonga
A magnitude 4.0 earthquake struck 106 km W of Hihifo, Tonga on Sun, Nov 27, 1977, 11:42 AM GMT-11 (22:42 UTC), 206 km (128 mi) below the surface.
A larger quake followed: M5.1 138 km W of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb), light
- Local time
- UTC
- 1977-11-27 22:42:08 UTC
- Depth
- 206.0 km (128.0 mi), intermediate-depth
- Epicenter
- 15.828° S, 174.783° 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
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 2 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 usp0000ru5. Read Tue, Sep 22, 2026, 8:45 PM UTC.