M4.6 earthquake 236 km SSW of ‘Ohonua, Tonga
A magnitude 4.6 earthquake struck 236 km SSW of ‘Ohonua, Tonga on Sat, Jun 5, 2021, 8:50 AM GMT+13 (19:50 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.7 288 km SSW of ‘Ohonua, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-06-04 19:50:17 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 23.300° S, 175.838° 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 13.6 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.27
- Depth from
- Operator assigned
- Station coverage gap
- 194°, poorly surrounded by stations
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.7288 km SSW of ‘Ohonua, Tonga · 1946 days ago · 35 km deep · 54 km away
- 4.7219 km S of ‘Ohonua, Tonga · 1903 days ago · 10 km deep · 60 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000ebih. Read Sun, Oct 4, 2026, 1:37 PM UTC.