Tonga earthquakes

M4.7 earthquake 88 km SSW of ‘Ohonua, Tonga

A magnitude 4.7 earthquake struck 88 km SSW of ‘Ohonua, Tonga on Wed, Apr 26, 2006, 5:51 AM GMT+13 (16:51 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.9 106 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
4.7 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2006-04-25 16:51:17 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
22.031° S, 175.373° 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 usp000efgm. 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
204°, poorly surrounded by stations
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 2 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.5103 km SSW of ‘Ohonua, Tonga · 7459 days ago · 35 km deep · 27 km away
  2. 4.9106 km S of ‘Ohonua, Tonga · 7413 days ago · 10 km deep · 47 km away

Before

  1. 4.7163 km SSW of ‘Ohonua, Tonga · 7482 days ago · 10 km deep · 83 km away
  2. 4.9161 km S of ‘Ohonua, Tonga · 7485 days ago · 10 km deep · 83 km away
  3. 4.8156 km SSW of ‘Ohonua, Tonga · 7488 days ago · 25 km deep · 76 km away
  4. 4.9148 km SSW of ‘Ohonua, Tonga · 7490 days ago · 38 km deep · 64 km away
  5. 4.5145 km S of ‘Ohonua, Tonga · 7493 days ago · 25 km deep · 75 km away
  6. 4.4142 km SSW of ‘Ohonua, Tonga · 7494 days ago · 25 km deep · 61 km away
  7. 4.8173 km S of ‘Ohonua, Tonga · 7494 days ago · 25 km deep · 94 km away
  8. 4.9164 km SSW of ‘Ohonua, Tonga · 7494 days ago · 27 km deep · 84 km away
  9. 5.0159 km S of ‘Ohonua, Tonga · 7494 days ago · 22 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000efgm. Read Sun, Oct 4, 2026, 10:55 AM UTC.