Tonga earthquakes

M4.6 earthquake 96 km NNW of Neiafu, Tonga

A magnitude 4.6 earthquake struck 96 km NNW of Neiafu, Tonga on Mon, Oct 13, 2008, 10:49 AM GMT+13 (21:49 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M5.7 152 km NNW of Neiafu, 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
2008-10-12 21:49:35 UTC
Depth
12.8 km (8.0 mi), shallow
Epicenter
17.796° S, 174.171° 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 usp000gk40. 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
FROM_LOCATION
Station coverage gap
92°
Stations used
25

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 4 in the 30 days before it.

After

  1. 4.5142 km NW of Neiafu, Tonga · 6562 days ago · 93 km deep · 69 km away
  2. 4.469 km NW of Neiafu, Tonga · 6557 days ago · 150 km deep · 42 km away
  3. 4.3149 km SSW of Hihifo, Tonga · 6557 days ago · 229 km deep · 86 km away
  4. 5.7152 km NNW of Neiafu, Tonga · 6543 days ago · 188 km deep · 57 km away
  5. 4.4165 km SSW of Hihifo, Tonga · 6542 days ago · 238 km deep · 76 km away
  6. 3.4151 km NNW of Neiafu, Tonga · 6540 days ago · 150 km deep · 56 km away
  7. 4.2154 km SSW of Hihifo, Tonga · 6539 days ago · 223 km deep · 77 km away
  8. 3.6115 km WNW of Neiafu, Tonga · 6508 days ago · 229 km deep · 88 km away

Before

  1. 4.0124 km NNW of Neiafu, Tonga · 6580 days ago · 114 km deep · 28 km away
  2. 4.3138 km SSW of Hihifo, Tonga · 6585 days ago · 89 km deep · 77 km away
  3. 4.7159 km NNW of Neiafu, Tonga · 6586 days ago · 108 km deep · 67 km away
  4. 4.7124 km N of Neiafu, Tonga · 6595 days ago · 35 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000gk40. Read Sun, Oct 4, 2026, 4:29 PM UTC.