M4.7 earthquake 115 km SSE of Pangai, Tonga
A magnitude 4.7 earthquake struck 115 km SSE of Pangai, Tonga on Mon, Aug 7, 2006, 1:04 AM GMT+13 (12:04 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.8 34 km SSE of Pangai, Tonga. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2006-08-06 12:04:35 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 20.773° S, 173.908° 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 usp000eqbu. 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
- 138°
- Stations used
- 29
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 6 in the 60 days after this one and 6 in the 30 days before it.
After
- 4.7115 km E of ‘Ohonua, Tonga · 7347 days ago · 31 km deep · 59 km away
- 4.834 km SSE of Pangai, Tonga · 7346 days ago · 13 km deep · 83 km away
- 4.455 km ENE of ‘Ohonua, Tonga · 7330 days ago · 10 km deep · 69 km away
- 4.838 km ESE of ‘Ohonua, Tonga · 7327 days ago · 35 km deep · 100 km away
- 4.677 km SSE of Pangai, Tonga · 7323 days ago · 10 km deep · 39 km away
- 4.541 km ENE of Kolonga, Tonga · 7320 days ago · 10 km deep · 85 km away
Before
- 4.8146 km SE of Pangai, Tonga · 7376 days ago · 35 km deep · 67 km away
- 4.647 km NE of ‘Ohonua, Tonga · 7377 days ago · 10 km deep · 79 km away
- 4.634 km ENE of ‘Ohonua, Tonga · 7377 days ago · 35 km deep · 91 km away
- 4.6104 km ESE of Pangai, Tonga · 7386 days ago · 8 km deep · 78 km away
- 4.2113 km SSE of Pangai, Tonga · 7388 days ago · 35 km deep · 12 km away
- 4.878 km E of ‘Ohonua, Tonga · 7391 days ago · 29 km deep · 78 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000eqbu. Read Sun, Oct 4, 2026, 10:34 PM UTC.