M4.6 earthquake 150 km SSE of Hihifo, Tonga
A magnitude 4.6 earthquake struck 150 km SSE of Hihifo, Tonga on Wed, Dec 7, 2022, 6:22 AM GMT-12 (18:22 UTC), 25 km (16 mi) below the surface.
A larger quake followed: M4.9 89 km SSE of Hihifo, 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
- 2022-12-07 18:22:22 UTC
- Depth
- 25.2 km (15.6 mi), shallow
- Epicenter
- 17.223° S, 173.289° 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, 4.2 km in depth
- Magnitude uncertainty
- ±0.24
- Depth from
- From location
- Station coverage gap
- 70°
- Stations used
- 21
Nearby
Within 100 km, magnitude 1.6 and up: 4 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.890 km SE of Hihifo, Tonga · 1378 days ago · 50 km deep · 78 km away · felt by 1
- 4.989 km SSE of Hihifo, Tonga · 1372 days ago · 30 km deep · 61 km away
- 4.3125 km N of Neiafu, Tonga · 1352 days ago · 129 km deep · 67 km away
- 4.697 km NNE of Neiafu, Tonga · 1336 days ago · 35 km deep · 77 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000j8t7. Read Sat, Oct 3, 2026, 6:47 AM UTC.