M4.6 earthquake 120 km SSW of Vaini, Tonga
A magnitude 4.6 earthquake struck 120 km SSW of Vaini, Tonga on Mon, Sep 24, 2007, 8:32 AM GMT+13 (19:32 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M5.1 158 km WSW of Haveluloto, 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
- 2007-09-23 19:32:28 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 22.145° S, 175.745° 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 usp000fnyy. 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
- OPERATOR_ASSIGNED
- Station coverage gap
- 194°, poorly surrounded by stations
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 4 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.3114 km WSW of Haveluloto, Tonga · 6943 days ago · 143 km deep · 96 km away
- 3.948 km WSW of Haveluloto, Tonga · 6922 days ago · 10 km deep · 91 km away
- 4.3122 km SSW of ‘Ohonua, Tonga · 6899 days ago · 25 km deep · 58 km away
- 5.1158 km WSW of Haveluloto, Tonga · 6897 days ago · 174 km deep · 89 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000fnyy. Read Mon, Oct 5, 2026, 1:56 PM UTC.