Tonga earthquakes

M4.8 earthquake 173 km S of ‘Ohonua, Tonga

A magnitude 4.8 earthquake struck 173 km S of ‘Ohonua, Tonga on Thu, Mar 30, 2006, 5:20 AM GMT+13 (16:20 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M4.9 242 km S 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
4.8 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2006-03-29 16:20:44 UTC
Depth
25.0 km (15.5 mi), shallow
Epicenter
22.872° S, 175.260° 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 usp000ed7g. 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
88°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.8 and up: 13 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 4.4142 km SSW of ‘Ohonua, Tonga · 7494 days ago · 25 km deep · 33 km away
  2. 4.7236 km S of ‘Ohonua, Tonga · 7494 days ago · 25 km deep · 78 km away
  3. 4.5145 km S of ‘Ohonua, Tonga · 7493 days ago · 25 km deep · 32 km away
  4. 4.9242 km S of ‘Ohonua, Tonga · 7490 days ago · 55 km deep · 94 km away
  5. 4.9148 km SSW of ‘Ohonua, Tonga · 7490 days ago · 38 km deep · 34 km away
  6. 4.8187 km S of ‘Ohonua, Tonga · 7488 days ago · 44 km deep · 16 km away
  7. 4.8156 km SSW of ‘Ohonua, Tonga · 7488 days ago · 25 km deep · 18 km away
  8. 4.9191 km S of ‘Ohonua, Tonga · 7488 days ago · 18 km deep · 23 km away
  9. 4.9161 km S of ‘Ohonua, Tonga · 7485 days ago · 10 km deep · 12 km away
  10. 4.7163 km SSW of ‘Ohonua, Tonga · 7481 days ago · 10 km deep · 12 km away
  11. 4.788 km SSW of ‘Ohonua, Tonga · 7467 days ago · 35 km deep · 94 km away
  12. 4.5103 km SSW of ‘Ohonua, Tonga · 7459 days ago · 35 km deep · 71 km away
  13. 4.8214 km SW of ‘Ohonua, Tonga · 7445 days ago · 35 km deep · 95 km away

Before

  1. 4.9164 km SSW of ‘Ohonua, Tonga · 7494 days ago · 27 km deep · 10 km away
  2. 5.1182 km S of ‘Ohonua, Tonga · 7494 days ago · 25 km deep · 13 km away
  3. 5.0159 km S of ‘Ohonua, Tonga · 7494 days ago · 22 km deep · 14 km away
  4. 5.3175 km S of ‘Ohonua, Tonga · 7494 days ago · 46 km deep · 16 km away
  5. 4.6153 km S of ‘Ohonua, Tonga · 7498 days ago · 35 km deep · 61 km away
  6. 4.4172 km SSW of ‘Ohonua, Tonga · 7504 days ago · 35 km deep · 8 km away
  7. 4.8240 km SSW of ‘Ohonua, Tonga · 7505 days ago · 23 km deep · 98 km away
  8. 4.7124 km SSE of ‘Ohonua, Tonga · 7513 days ago · 59 km deep · 83 km away
  9. 4.6153 km SSW of ‘Ohonua, Tonga · 7519 days ago · 25 km deep · 36 km away
  10. 5.2174 km SSW of ‘Ohonua, Tonga · 7523 days ago · 10 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000ed7g. Read Sun, Oct 4, 2026, 8:47 AM UTC.