M4.5 earthquake 39 km N of Nuku‘alofa, Tonga
A magnitude 4.5 earthquake struck 39 km N of Nuku‘alofa, Tonga on Mon, Dec 4, 2017, 8:35 AM GMT+13 (19:35 UTC), 108 km (67 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-12-03 19:35:14 UTC
- Depth
- 108.3 km (67.3 mi), intermediate-depth
- Epicenter
- 20.782° S, 175.153° 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 15.7 km horizontally, 11.0 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 127°
- Stations used
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000c23e. Read Fri, Oct 2, 2026, 3:05 AM UTC.