M4.9 earthquake 75 km ESE of Neiafu, Tonga
A magnitude 4.9 earthquake struck 75 km ESE of Neiafu, Tonga on Fri, Jun 4, 2021, 3:32 AM GMT+13 (14:32 UTC), 10 km (6 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
- 2021-06-03 14:32:14 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 18.887° S, 173.315° 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.
- Location uncertainty
- About 14.1 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- Operator assigned
- Station coverage gap
- 94°
- Stations used
- 39
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 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 us7000e9e6. Read Wed, Sep 30, 2026, 10:31 AM UTC.