Tonga earthquakes

M4.7 earthquake 272 km WNW of Haveluloto, Tonga

A magnitude 4.7 earthquake struck 272 km WNW of Haveluloto, Tonga on Mon, Jun 16, 1986, 8:11 PM GMT+13 (07:11 UTC), 548 km (340 mi) below the surface.

A larger quake followed: M5.0 274 km WNW of Haveluloto, Tonga. This one was a foreshock.

Nuku‘alofa forecastMore in Tonga

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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
4.7 (mb), light
Local time
UTC
1986-06-16 07:11:22 UTC
Depth
547.6 km (340.3 mi), deep
Epicenter
19.993° S, 177.523° 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 1.7 and up: 6 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.6299 km WNW of Haveluloto, Tonga · 14707 days ago · 561 km deep · 58 km away
  2. 5.0274 km WNW of Haveluloto, Tonga · 14671 days ago · 557 km deep · 65 km away
  3. 4.4258 km NW of Haveluloto, Tonga · 14661 days ago · 549 km deep · 31 km away
  4. 4.3Fiji region · 14660 days ago · 566 km deep · 81 km away
  5. 4.7Fiji region · 14652 days ago · 447 km deep · 60 km away
  6. 4.5287 km WNW of Haveluloto, Tonga · 14649 days ago · 559 km deep · 66 km away

Before

  1. 4.6265 km WNW of Haveluloto, Tonga · 14715 days ago · 478 km deep · 43 km away
  2. 5.0265 km WNW of Haveluloto, Tonga · 14717 days ago · 411 km deep · 57 km away
  3. 5.2286 km W of Haveluloto, Tonga · 14721 days ago · 502 km deep · 93 km away
  4. 4.8Fiji region · 14726 days ago · 596 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002v3c. Read Tue, Sep 22, 2026, 12:16 PM UTC.