M4.3 earthquake Tonga
A magnitude 4.3 earthquake struck in Tonga on Thu, Sep 8, 2022, 9:52 AM GMT+13 (20:52 UTC), 238 km (148 mi) below the surface.
A larger quake followed: M4.6 183 km W of Neiafu, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-09-07 20:52:55 UTC
- Depth
- 238.1 km (148.0 mi), intermediate-depth
- Epicenter
- 17.787° S, 175.308° 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 6.3 km horizontally, 7.0 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 66°
- Stations used
- 31
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.3169 km WNW of Neiafu, Tonga · 1470 days ago · 231 km deep · 31 km away
- 4.185 km WNW of Neiafu, Tonga · 1466 days ago · 272 km deep · 89 km away
- 4.6183 km W of Neiafu, Tonga · 1463 days ago · 264 km deep · 83 km away
- 4.489 km NW of Neiafu, Tonga · 1462 days ago · 107 km deep · 83 km away
- 4.1172 km NW of Neiafu, Tonga · 1460 days ago · 248 km deep · 27 km away
- 4.6203 km SW of Hihifo, Tonga · 1446 days ago · 260 km deep · 67 km away
- 4.3174 km NW of Neiafu, Tonga · 1440 days ago · 206 km deep · 39 km away
- 4.5184 km NNW of Neiafu, Tonga · 1438 days ago · 230 km deep · 73 km away
- 4.5149 km NW of Neiafu, Tonga · 1434 days ago · 234 km deep · 28 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000i81r. Read Fri, Oct 2, 2026, 7:44 AM UTC.