M4.6 earthquake 95 km NNE of Neiafu, Tonga
A magnitude 4.6 earthquake struck 95 km NNE of Neiafu, Tonga on Mon, Dec 23, 2019, 11:43 PM GMT+13 (10:43 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.7 90 km NNW 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2019-12-23 10:43:05 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 17.918° S, 173.510° 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 6.4 km horizontally, 1.6 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- Operator assigned
- Station coverage gap
- 51°
- Stations used
- 32
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.790 km NNW of Neiafu, Tonga · 2427 days ago · 77 km deep · 98 km away
- 4.7136 km N of Neiafu, Tonga · 2418 days ago · 50 km deep · 74 km away
- 4.286 km NNE of Neiafu, Tonga · 2418 days ago · 92 km deep · 28 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us70006x3d. Read Thu, Oct 1, 2026, 7:38 AM UTC.