M4.3 earthquake 108 km NW of Neiafu, Tonga
A magnitude 4.3 earthquake struck 108 km NW of Neiafu, Tonga on Sun, Mar 31, 2019, 1:51 PM GMT+13 (00:51 UTC), 239 km (148 mi) below the surface.
A larger quake followed: M4.6 103 km WNW 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), light
- Local time
- UTC
- 2019-03-31 00:51:00 UTC
- Depth
- 238.8 km (148.4 mi), intermediate-depth
- Epicenter
- 18.065° S, 174.812° 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 11.4 km horizontally, 8.5 km in depth
- Magnitude uncertainty
- ±0.14
- Depth from
- From location
- Station coverage gap
- 77°
- Stations used
- 20
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 1 in the 30 days before it.
After
- 4.1162 km NW of Neiafu, Tonga · 2740 days ago · 263 km deep · 69 km away
- 4.4114 km W of Neiafu, Tonga · 2728 days ago · 237 km deep · 89 km away
- 4.2125 km W of Neiafu, Tonga · 2724 days ago · 220 km deep · 87 km away
- 4.6103 km WNW of Neiafu, Tonga · 2718 days ago · 200 km deep · 21 km away
- 4.3Tonga · 2711 days ago · 183 km deep · 99 km away
- 4.4150 km NW of Neiafu, Tonga · 2710 days ago · 230 km deep · 50 km away
- 4.3122 km NW of Neiafu, Tonga · 2698 days ago · 191 km deep · 33 km away
- 4.3133 km W of Neiafu, Tonga · 2689 days ago · 237 km deep · 78 km away
- 4.5128 km NW of Neiafu, Tonga · 2685 days ago · 167 km deep · 20 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000kced. Read Tue, Sep 29, 2026, 11:14 PM UTC.