M4.3 earthquake Tonga
A magnitude 4.3 earthquake struck in Tonga on Sat, Apr 29, 2017, 7:22 PM GMT-12 (07:22 UTC), 267 km (166 mi) below the surface.
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
- 2017-04-30 07:22:16 UTC
- Depth
- 266.6 km (165.7 mi), intermediate-depth
- Epicenter
- 16.058° S, 174.795° 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 11.9 km horizontally, 7.2 km in depth
- Magnitude uncertainty
- ±0.11
- Depth from
- From location
- Station coverage gap
- 76°
- Stations used
- 30
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10008pri. Read Sun, Oct 4, 2026, 9:14 AM UTC.