M3.7 earthquake 121 km WNW of Hihifo, Tonga
A magnitude 3.7 earthquake struck 121 km WNW of Hihifo, Tonga on Fri, Nov 21, 2008, 8:07 PM GMT-11 (07:07 UTC), 299 km (186 mi) below the surface.
A larger quake followed: M4.6 137 km WNW 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
- 3.7 (mb, body-wave), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2008-11-22 07:07:11 UTC
- Depth
- 298.7 km (185.6 mi), intermediate-depth
- Epicenter
- 15.533° S, 174.839° 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 usp000gp6n. 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
- 63°
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 2 in the 30 days before it.
After
- 3.8156 km NW of Hihifo, Tonga · 6519 days ago · 253 km deep · 51 km away
- 4.6137 km WNW of Hihifo, Tonga · 6480 days ago · 245 km deep · 24 km away
- 4.3114 km WNW of Hihifo, Tonga · 6475 days ago · 179 km deep · 21 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000gp6n. Read Sun, Oct 4, 2026, 7:37 AM UTC.