M4.6 earthquake Tonga
A magnitude 4.6 earthquake struck in Tonga on Sun, Jan 28, 2007, 10:32 AM GMT+13 (21:32 UTC), 118 km (73 mi) below the surface.
A larger quake followed: M5.0 78 km E 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
- 4.6 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2007-01-27 21:32:30 UTC
- Depth
- 117.5 km (73.0 mi), intermediate-depth
- Epicenter
- 18.856° S, 173.481° W
- Region
- Tonga
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
no people dead or missing; no people injured; no buildings damaged or destroyed
From the USGS event page for usp000f3sa. U.S. Geological Survey text and figures are in the public domain.
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- FROM_LOCATION
- Station coverage gap
- 117°
- Stations used
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.274 km NNE of Neiafu, Tonga · 7182 days ago · 10 km deep · 89 km away
- 4.894 km SSE of Neiafu, Tonga · 7164 days ago · 10 km deep · 61 km away
- 5.078 km E of Neiafu, Tonga · 7157 days ago · 27 km deep · 32 km away
- 4.778 km E of Neiafu, Tonga · 7156 days ago · 10 km deep · 40 km away
- 4.7138 km ESE of Neiafu, Tonga · 7134 days ago · 10 km deep · 80 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000f3sa. Read Sun, Oct 4, 2026, 8:58 AM UTC.