Tonga earthquakes

M5.5 earthquake 186 km ENE of Neiafu, Tonga

A magnitude 5.5 earthquake struck 186 km ENE of Neiafu, Tonga on Sun, Jun 6, 1982, 12:40 PM GMT-11 (23:40 UTC), 33 km (21 mi) below the surface.

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The earthquake

Magnitude
5.5 (ms), moderate
Local time
UTC
1982-06-06 23:40:57 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
17.953° S, 172.379° 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
OPERATOR_ASSIGNED

Nearby

Within 100 km, magnitude 2.5 and up: 4 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.5150 km ENE of Neiafu, Tonga · 16178 days ago · 33 km deep · 49 km away
  2. 4.5145 km NE of Neiafu, Tonga · 16178 days ago · 33 km deep · 70 km away
  3. 4.5153 km NE of Neiafu, Tonga · 16175 days ago · 33 km deep · 85 km away
  4. 4.8168 km NE of Neiafu, Tonga · 16128 days ago · 33 km deep · 92 km away

Before

  1. 4.3133 km NE of Neiafu, Tonga · 16178 days ago · 143 km deep · 80 km away
  2. 4.8160 km ENE of Neiafu, Tonga · 16178 days ago · 33 km deep · 26 km away
  3. 4.4155 km NE of Neiafu, Tonga · 16179 days ago · 33 km deep · 76 km away
  4. 6.4169 km ENE of Neiafu, Tonga · 16183 days ago · 33 km deep · 19 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001mr4 (also filed as gcmtb060682b, gcmt19820606234057, iscgem596686). Read Tue, Sep 22, 2026, 7:03 AM UTC.