Tonga earthquakes

M4.6 earthquake 49 km ESE of ‘Ohonua, Tonga

A magnitude 4.6 earthquake struck 49 km ESE of ‘Ohonua, Tonga on Tue, Dec 19, 2006, 12:06 PM GMT+13 (23:06 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.4 85 km ENE of ‘Ohonua, Tonga. This one was a foreshock.

Nuku‘alofa forecastMore in Tonga

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2006-12-18 23:06:05 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
21.525° S, 174.521° 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 usp000f0h7. 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
66°
Stations used
29

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.6 and up: 8 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 5.485 km ENE of ‘Ohonua, Tonga · 7230 days ago · 10 km deep · 68 km away
  2. 4.4Tonga · 7222 days ago · 35 km deep · 99 km away
  3. 4.573 km NE of ‘Ohonua, Tonga · 7218 days ago · 10 km deep · 67 km away
  4. 4.2111 km ESE of ‘Ohonua, Tonga · 7218 days ago · 10 km deep · 63 km away
  5. 4.551 km ENE of ‘Ohonua, Tonga · 7217 days ago · 35 km deep · 36 km away
  6. 5.177 km ENE of Kolonga, Tonga · 7212 days ago · 33 km deep · 79 km away
  7. 4.464 km ENE of ‘Ohonua, Tonga · 7189 days ago · 10 km deep · 49 km away
  8. 4.930 km NE of ‘Ohonua, Tonga · 7179 days ago · 10 km deep · 47 km away

Before

  1. 4.065 km ENE of Kolonga, Tonga · 7232 days ago · 10 km deep · 66 km away
  2. 5.850 km E of ‘Ohonua, Tonga · 7232 days ago · 14 km deep · 30 km away
  3. 5.542 km ENE of ‘Ohonua, Tonga · 7232 days ago · 24 km deep · 39 km away
  4. 4.559 km E of ‘Ohonua, Tonga · 7245 days ago · 18 km deep · 32 km away
  5. 4.511 km SE of Tatakamotonga, Tonga · 7249 days ago · 10 km deep · 62 km away
  6. 6.028 km E of ‘Ohonua, Tonga · 7249 days ago · 14 km deep · 30 km away
  7. 4.787 km ESE of ‘Ohonua, Tonga · 7251 days ago · 35 km deep · 40 km away
  8. 4.6126 km SE of ‘Ohonua, Tonga · 7256 days ago · 86 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000f0h7. Read Mon, Oct 5, 2026, 12:06 PM UTC.