M4.4 earthquake 181 km SSW of ‘Ohonua, Tonga
A magnitude 4.4 earthquake struck 181 km SSW of ‘Ohonua, Tonga on Thu, Mar 30, 2017, 4:03 AM GMT+13 (15:03 UTC), 28 km (17 mi) below the surface.
A larger quake followed: M4.5 212 km S of ‘Ohonua, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-03-29 15:03:20 UTC
- Depth
- 27.9 km (17.3 mi), shallow
- Epicenter
- 22.917° S, 175.405° 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 11.6 km horizontally, 8.5 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 114°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 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 us10008eli. Read Sat, Oct 3, 2026, 4:55 PM UTC.