M5.5 earthquake 34 km W of Hihifo, Tonga
A magnitude 5.5 earthquake struck 34 km W of Hihifo, Tonga on Wed, Nov 29, 1972, 3:45 PM GMT-11 (02:45 UTC), 144 km (90 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (mw), moderate
- Local time
- UTC
- 1972-11-30 02:45:48 UTC
- Depth
- 144.4 km (89.7 mi), intermediate-depth
- Epicenter
- 16.005° S, 174.116° 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.
- Magnitude uncertainty
- ±0.60
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 3 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 iscgem767870. Read Tue, Sep 22, 2026, 5:01 AM UTC.