Tonga earthquakes

M4.6 earthquake 50 km ESE of Hihifo, Tonga

A magnitude 4.6 earthquake struck 50 km ESE of Hihifo, Tonga on Sat, Oct 14, 2006, 11:48 AM GMT-11 (22:48 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.4 138 km ESE of Hihifo, Tonga. This one was a foreshock.

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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
2006-10-14 22:48:08 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
16.055° S, 173.340° 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 usp000ev77. 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
136°
Stations used
30

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 5 in the 30 days before it.

After

  1. 5.033 km SW of Hihifo, Tonga · 7293 days ago · 35 km deep · 75 km away
  2. 4.458 km SSE of Hihifo, Tonga · 7286 days ago · 52 km deep · 56 km away
  3. 5.2108 km E of Hihifo, Tonga · 7284 days ago · 72 km deep · 61 km away
  4. 4.735 km ENE of Hihifo, Tonga · 7271 days ago · 10 km deep · 34 km away
  5. 4.467 km S of Hihifo, Tonga · 7260 days ago · 10 km deep · 68 km away
  6. 4.8113 km NE of Hihifo, Tonga · 7243 days ago · 10 km deep · 100 km away
  7. 5.4138 km ESE of Hihifo, Tonga · 7242 days ago · 10 km deep · 90 km away
  8. 4.1Tonga · 7240 days ago · 133 km deep · 85 km away

Before

  1. 4.4127 km ESE of Hihifo, Tonga · 7298 days ago · 35 km deep · 81 km away
  2. 4.6113 km E of Hihifo, Tonga · 7301 days ago · 10 km deep · 64 km away
  3. 4.688 km E of Hihifo, Tonga · 7310 days ago · 10 km deep · 46 km away
  4. 4.4109 km NE of Hihifo, Tonga · 7321 days ago · 35 km deep · 98 km away
  5. 4.5106 km ENE of Hihifo, Tonga · 7322 days ago · 45 km deep · 66 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000ev77. Read Mon, Oct 5, 2026, 11:46 AM UTC.