Tonga earthquakes

M4.8 earthquake Tonga

A magnitude 4.8 earthquake struck in Tonga on Sun, May 28, 2006, 7:06 PM GMT+13 (06:06 UTC), 130 km (81 mi) below the surface.

A larger quake followed: M5.2 126 km W 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
4.8 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2006-05-28 06:06:38 UTC
Depth
130.2 km (80.9 mi), intermediate-depth
Epicenter
19.435° S, 175.685° 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 usp000ej4z. 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
CONSTRAINED_BY_DEPTH_PHASES
Station coverage gap
47°
Stations used
100

Nearest places

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

Nearby

Within 100 km, magnitude 1.8 and up: 7 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 5.2126 km W of Neiafu, Tonga · 7433 days ago · 155 km deep · 84 km away
  2. 4.5193 km WNW of Pangai, Tonga · 7427 days ago · 35 km deep · 60 km away
  3. 3.9177 km W of Neiafu, Tonga · 7413 days ago · 40 km deep · 88 km away
  4. 4.8111 km W of Pangai, Tonga · 7409 days ago · 117 km deep · 50 km away
  5. 4.4111 km NNW of Nuku‘alofa, Tonga · 7408 days ago · 188 km deep · 85 km away
  6. 4.5129 km NNW of Nuku‘alofa, Tonga · 7396 days ago · 146 km deep · 80 km away
  7. 5.0151 km W of Pangai, Tonga · 7385 days ago · 35 km deep · 52 km away

Before

  1. 3.969 km NW of Pangai, Tonga · 7445 days ago · 35 km deep · 99 km away
  2. 4.4148 km WNW of Pangai, Tonga · 7448 days ago · 35 km deep · 14 km away
  3. 4.750 km WNW of Pangai, Tonga · 7450 days ago · 12 km deep · 96 km away
  4. 4.758 km WNW of Pangai, Tonga · 7459 days ago · 35 km deep · 89 km away
  5. 4.4116 km W of Pangai, Tonga · 7460 days ago · 35 km deep · 54 km away
  6. 4.2101 km NNW of Nuku‘alofa, Tonga · 7464 days ago · 244 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000ej4z. Read Mon, Oct 5, 2026, 3:01 AM UTC.