M4.3 earthquake 56 km N of Neiafu, Tonga
A magnitude 4.3 earthquake struck 56 km N of Neiafu, Tonga on Sun, Jan 1, 2017, 3:29 AM GMT+14 (13:29 UTC), 125 km (77 mi) below the surface.
A larger quake followed: M4.7 141 km N 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
- 2016-12-31 13:29:43 UTC
- Depth
- 124.5 km (77.4 mi), intermediate-depth
- Epicenter
- 18.140° S, 173.999° 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 13.9 km horizontally, 16.1 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- From location
- Station coverage gap
- 192°, poorly surrounded by stations
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 4 in the 30 days before it.
After
- 4.7141 km N of Neiafu, Tonga · 3562 days ago · 93 km deep · 86 km away
- 4.579 km E of Neiafu, Tonga · 3558 days ago · 10 km deep · 99 km away
- 4.7151 km N of Neiafu, Tonga · 3555 days ago · 95 km deep · 96 km away
- 4.2150 km N of Neiafu, Tonga · 3552 days ago · 107 km deep · 95 km away
- 4.5131 km NW of Neiafu, Tonga · 3503 days ago · 196 km deep · 93 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007tyj. Read Fri, Oct 2, 2026, 8:50 PM UTC.