M4.2 earthquake 179 km SW of Hihifo, Tonga
A magnitude 4.2 earthquake struck 179 km SW of Hihifo, Tonga on Thu, Mar 29, 2007, 6:40 AM GMT-12 (18:40 UTC), 247 km (153 mi) below the surface.
A larger quake followed: M5.4 140 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
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2007-03-29 18:40:32 UTC
- Depth
- 247.0 km (153.5 mi), intermediate-depth
- Epicenter
- 17.014° S, 175.069° 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 usp000f7tc. 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
- 134°
- Stations used
- 12
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.5191 km NW of Neiafu, Tonga · 7120 days ago · 239 km deep · 43 km away
- 4.4132 km SW of Hihifo, Tonga · 7115 days ago · 166 km deep · 53 km away
- 4.4159 km W of Hihifo, Tonga · 7112 days ago · 306 km deep · 99 km away
- 5.4140 km SSW of Hihifo, Tonga · 7108 days ago · 155 km deep · 67 km away
- 4.4154 km NNW of Neiafu, Tonga · 7083 days ago · 156 km deep · 62 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000f7tc. Read Sun, Oct 4, 2026, 4:57 AM UTC.