M4.9 earthquake 52 km SE of ‘Ohonua, Tonga
A magnitude 4.9 earthquake struck 52 km SE of ‘Ohonua, Tonga on Thu, Jan 26, 2006, 10:55 AM GMT+13 (21:55 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (Mwc, centroid moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2006-01-25 21:55:15 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 21.699° S, 174.625° W
- Region
- Tonga
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 4.9 | Mwc, centroid moment | USGS National Earthquake Information Center | Preferred · Reviewed |
| 4.9 | Mwc, centroid moment | Global CMT project | Preliminary |
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 usp000e8va. 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.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Reverse (thrust)
- Nodal plane 1
- Strike 199°, dip 31°, rake 109°
- Nodal plane 2
- Strike 357°, dip 61°, rake 79°
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
- Station coverage gap
- 124°
- Stations used
- 50
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 7 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.721 km SE of ‘Ohonua, Tonga · 7543 days ago · 20 km deep · 32 km away
- 4.663 km SE of ‘Ohonua, Tonga · 7539 days ago · 67 km deep · 13 km away
- 4.650 km SSW of Vaini, Tonga · 7535 days ago · 15 km deep · 82 km away
- 4.8122 km E of ‘Ohonua, Tonga · 7516 days ago · 35 km deep · 94 km away
- 4.5126 km ESE of ‘Ohonua, Tonga · 7516 days ago · 31 km deep · 88 km away
- 4.595 km ESE of ‘Ohonua, Tonga · 7515 days ago · 50 km deep · 62 km away
- 4.7124 km SSE of ‘Ohonua, Tonga · 7514 days ago · 59 km deep · 80 km away
Before
Earthquakes todayTonga earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000e8va (also filed as gcmtc200601252155a, gcmt20060125215516). Read Mon, Oct 5, 2026, 12:54 PM UTC.