Tonga earthquakes

M5.2 earthquake 129 km NE of Hihifo, Tonga

A magnitude 5.2 earthquake struck 129 km NE of Hihifo, Tonga on Wed, Sep 29, 1982, 2:54 PM GMT-11 (01:54 UTC), 63 km (39 mi) below the surface.

A larger quake followed: M5.6 129 km NNE of Hihifo, Tonga. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
5.2 (ms), moderate
Local time
UTC
1982-09-30 01:54:01 UTC
Depth
63.1 km (39.2 mi), shallow
Epicenter
15.009° S, 173.089° W
Region
Tonga
Tsunami flag
No
Status
Reviewed by a seismologist

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

Nearest places

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

Nearby

Within 100 km, magnitude 2.2 and up: 6 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 5.6129 km NNE of Hihifo, Tonga · 16063 days ago · 33 km deep · 8 km away
  2. 4.5103 km N of Hihifo, Tonga · 16063 days ago · 33 km deep · 62 km away
  3. 4.469 km NE of Hihifo, Tonga · 16055 days ago · 33 km deep · 64 km away
  4. 5.066 km NE of Hihifo, Tonga · 16038 days ago · 43 km deep · 64 km away
  5. 4.275 km NNE of Hihifo, Tonga · 16019 days ago · 33 km deep · 60 km away
  6. 5.175 km NE of Hihifo, Tonga · 16019 days ago · 33 km deep · 56 km away

Before

  1. 5.0135 km SW of Gataivai, Samoa · 16066 days ago · 26 km deep · 45 km away
  2. 5.6115 km ENE of Hihifo, Tonga · 16077 days ago · 37 km deep · 86 km away
  3. 5.1141 km SW of Gataivai, Samoa · 16085 days ago · 33 km deep · 48 km away
  4. 5.285 km NNE of Hihifo, Tonga · 16085 days ago · 33 km deep · 52 km away
  5. 6.397 km NE of Hihifo, Tonga · 16089 days ago · 33 km deep · 47 km away
  6. 6.3105 km NE of Hihifo, Tonga · 16089 days ago · 33 km deep · 32 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001px4 (also filed as iscgem592859). Read Tue, Sep 22, 2026, 7:03 AM UTC.