M4.9 earthquake 24 km WNW of Hihifo, Tonga
A magnitude 4.9 earthquake struck 24 km WNW of Hihifo, Tonga on Tue, Mar 3, 1981, 4:41 AM GMT-11 (15:41 UTC), 99 km (62 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1981-03-03 15:41:53 UTC
- Depth
- 99.3 km (61.7 mi), intermediate-depth
- Epicenter
- 15.881° S, 174.011° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.98 km E of Hihifo, Tonga · 16629 days ago · 146 km deep · 32 km away
- 4.675 km WSW of Hihifo, Tonga · 16600 days ago · 252 km deep · 59 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001cgj. Read Tue, Sep 29, 2026, 1:35 PM UTC.