Tonga earthquakes

M4.5 earthquake 41 km ENE of Kolonga, Tonga

A magnitude 4.5 earthquake struck 41 km ENE of Kolonga, Tonga on Wed, Sep 20, 2006, 9:31 AM GMT+13 (20:31 UTC), 10 km (6 mi) below the surface.

Nuku‘alofa forecastMore in Tonga

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2006-09-19 20:31:43 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
21.036° S, 174.680° 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 usp000ete8. 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
199°, poorly surrounded by stations
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.544 km N of Nuku‘alofa, Tonga · 7307 days ago · 35 km deep · 67 km away
  2. 4.321 km WSW of ‘Ohonua, Tonga · 7278 days ago · 130 km deep · 64 km away

Before

  1. 4.677 km SSE of Pangai, Tonga · 7323 days ago · 10 km deep · 96 km away
  2. 4.959 km NNE of Kolonga, Tonga · 7326 days ago · 47 km deep · 50 km away
  3. 4.838 km ESE of ‘Ohonua, Tonga · 7327 days ago · 35 km deep · 43 km away
  4. 5.349 km ESE of ‘Ohonua, Tonga · 7328 days ago · 10 km deep · 58 km away
  5. 4.259 km N of Nuku‘alofa, Tonga · 7329 days ago · 35 km deep · 79 km away
  6. 4.631 km N of Nuku‘alofa, Tonga · 7329 days ago · 21 km deep · 53 km away
  7. 4.455 km ENE of ‘Ohonua, Tonga · 7330 days ago · 10 km deep · 20 km away
  8. 5.755 km SSW of ‘Ohonua, Tonga · 7337 days ago · 37 km deep · 98 km away
  9. 4.7115 km E of ‘Ohonua, Tonga · 7347 days ago · 31 km deep · 92 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000ete8. Read Sun, Oct 4, 2026, 10:34 PM UTC.