M4.6 earthquake 133 km NNW of Nuku‘alofa, Tonga
A magnitude 4.6 earthquake struck 133 km NNW of Nuku‘alofa, Tonga on Fri, Aug 8, 2008, 5:21 AM GMT+13 (16:21 UTC), 208 km (129 mi) below the surface.
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
- 2008-08-07 16:21:53 UTC
- Depth
- 207.8 km (129.1 mi), intermediate-depth
- Epicenter
- 20.118° S, 175.891° 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 usp000ge3d. 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.
- Station coverage gap
- 83°
- Stations used
- 34
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.374 km WNW of Haveluloto, Tonga · 6612 days ago · 196 km deep · 81 km away
- 4.2159 km WNW of Haveluloto, Tonga · 6603 days ago · 297 km deep · 69 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000ge3d. Read Mon, Oct 5, 2026, 2:57 AM UTC.