M4.9 earthquake 78 km NW of Neiafu, Tonga
A magnitude 4.9 earthquake struck 78 km NW of Neiafu, Tonga on Wed, Mar 16, 2022, 3:40 PM GMT+13 (02:40 UTC), 91 km (57 mi) below the surface.
A larger quake followed: M5.3 56 km NNE 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
- 4.9 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-03-16 02:40:52 UTC
- Depth
- 91.4 km (56.8 mi), intermediate-depth
- Epicenter
- 18.178° S, 174.539° 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 10.1 km horizontally, 5.4 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 67°
- Stations used
- 82
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 3 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000h4xc. Read Sat, Oct 3, 2026, 11:38 PM UTC.