Tonga earthquakes

M4.6 earthquake 112 km SE of Pangai, Tonga

A magnitude 4.6 earthquake struck 112 km SE of Pangai, Tonga on Wed, Jun 28, 2017, 10:38 AM GMT+13 (21:38 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.7 119 km ESE of Pangai, 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
2017-06-27 21:38:15 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
20.574° S, 173.631° 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.

Location uncertainty
About 11.7 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.21
Depth from
Operator assigned
Station coverage gap
113°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 18 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.279 km SE of Pangai, Tonga · 3385 days ago · 35 km deep · 35 km away
  2. 4.9129 km E of ‘Ohonua, Tonga · 3383 days ago · 10 km deep · 75 km away
  3. 4.4132 km ESE of Pangai, Tonga · 3381 days ago · 35 km deep · 36 km away
  4. 5.176 km ENE of Kolonga, Tonga · 3377 days ago · 35 km deep · 85 km away
  5. 4.9111 km ESE of Pangai, Tonga · 3375 days ago · 10 km deep · 58 km away
  6. 4.6108 km ESE of Pangai, Tonga · 3369 days ago · 10 km deep · 50 km away
  7. 5.6112 km ESE of Pangai, Tonga · 3367 days ago · 16 km deep · 28 km away
  8. 5.7119 km ESE of Pangai, Tonga · 3366 days ago · 7 km deep · 35 km away
  9. 4.9101 km ENE of ‘Ohonua, Tonga · 3364 days ago · 10 km deep · 60 km away
  10. 4.681 km E of ‘Ohonua, Tonga · 3362 days ago · 10 km deep · 91 km away
  11. 4.493 km ESE of Pangai, Tonga · 3362 days ago · 10 km deep · 41 km away
  12. 5.087 km ESE of Pangai, Tonga · 3359 days ago · 10 km deep · 53 km away
  13. 4.787 km SE of Pangai, Tonga · 3359 days ago · 10 km deep · 27 km away
  14. 4.5116 km SE of Pangai, Tonga · 3351 days ago · 10 km deep · 12 km away
  15. 5.4111 km E of Pangai, Tonga · 3348 days ago · 10 km deep · 81 km away · felt by 1
  16. 5.0121 km ESE of Pangai, Tonga · 3343 days ago · 10 km deep · 71 km away
  17. 4.9Tonga · 3338 days ago · 10 km deep · 10 km away
  18. 4.7151 km ESE of Pangai, Tonga · 3327 days ago · 10 km deep · 69 km away

Before

  1. 4.7128 km ENE of ‘Ohonua, Tonga · 3393 days ago · 10 km deep · 51 km away
  2. 4.8101 km E of Pangai, Tonga · 3411 days ago · 10 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us100096q3. Read Sun, Oct 4, 2026, 7:36 AM UTC.