M3.8 earthquake 126 km SW of Hihifo, Tonga
A magnitude 3.8 earthquake struck 126 km SW of Hihifo, Tonga on Mon, Aug 27, 2007, 1:06 AM GMT-12 (13:06 UTC), 174 km (108 mi) below the surface.
A larger quake followed: M5.0 71 km SSW of Hihifo, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.8 (mb, body-wave), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2007-08-27 13:06:41 UTC
- Depth
- 174.2 km (108.2 mi), intermediate-depth
- Epicenter
- 16.634° S, 174.750° 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 usp000fktn. 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
- 184°, poorly surrounded by stations
- Stations used
- 11
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.2106 km WSW of Hihifo, Tonga · 6974 days ago · 205 km deep · 28 km away
- 4.1208 km NW of Neiafu, Tonga · 6966 days ago · 300 km deep · 86 km away
- 3.8131 km WSW of Hihifo, Tonga · 6926 days ago · 293 km deep · 48 km away
- 5.071 km SSW of Hihifo, Tonga · 6923 days ago · 92 km deep · 68 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000fktn. Read Sat, Oct 3, 2026, 11:31 AM UTC.