M4.3 earthquake 95 km SSW of ‘Ohonua, Tonga
A magnitude 4.3 earthquake struck 95 km SSW of ‘Ohonua, Tonga on Thu, May 18, 2017, 12:37 AM GMT+13 (11:37 UTC), 41 km (25 mi) below the surface.
A larger quake followed: M4.6 33 km SW of Haveluloto, 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
- 2017-05-17 11:37:37 UTC
- Depth
- 40.6 km (25.2 mi), shallow
- Epicenter
- 22.124° S, 175.313° 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 11.3 km horizontally, 12.3 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 149°
- 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: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.633 km SW of Haveluloto, Tonga · 3409 days ago · 10 km deep · 90 km away
- 4.1113 km SSE of ‘Ohonua, Tonga · 3386 days ago · 10 km deep · 96 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10008uts. Read Sat, Oct 3, 2026, 4:11 AM UTC.