Tonga earthquakes

M4.3 earthquake 287 km WNW of Haveluloto, Tonga

A magnitude 4.3 earthquake struck 287 km WNW of Haveluloto, Tonga on Thu, Dec 6, 2018, 5:55 PM GMT+13 (04:55 UTC), 545 km (339 mi) below the surface.

A larger quake followed: M5.8 295 km WNW of Haveluloto, 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
4.3 (mb), light
Local time
UTC
2018-12-06 04:55:48 UTC
Depth
545.0 km (338.7 mi), deep
Epicenter
20.325° S, 177.827° 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 11.1 km horizontally, 10.4 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
92°
Stations used
36

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 4.8Fiji region · 2851 days ago · 482 km deep · 94 km away
  2. 4.3Fiji region · 2850 days ago · 539 km deep · 96 km away
  3. 4.5Fiji region · 2847 days ago · 565 km deep · 37 km away
  4. 4.7Fiji region · 2840 days ago · 608 km deep · 57 km away
  5. 4.4Fiji region · 2840 days ago · 608 km deep · 43 km away
  6. 4.4236 km W of Haveluloto, Tonga · 2838 days ago · 555 km deep · 70 km away
  7. 4.4Fiji region · 2834 days ago · 580 km deep · 35 km away
  8. 4.6269 km WNW of Haveluloto, Tonga · 2832 days ago · 499 km deep · 30 km away
  9. 4.7296 km WNW of Haveluloto, Tonga · 2829 days ago · 525 km deep · 27 km away
  10. 4.5Fiji region · 2829 days ago · 537 km deep · 31 km away
  11. 4.7268 km W of Haveluloto, Tonga · 2828 days ago · 481 km deep · 52 km away
  12. 4.3Fiji region · 2825 days ago · 543 km deep · 97 km away
  13. 4.7282 km WNW of Haveluloto, Tonga · 2820 days ago · 538 km deep · 8 km away
  14. 4.2Fiji region · 2820 days ago · 545 km deep · 17 km away
  15. 4.2263 km WNW of Haveluloto, Tonga · 2818 days ago · 476 km deep · 25 km away
  16. 4.2287 km NW of Haveluloto, Tonga · 2815 days ago · 561 km deep · 78 km away
  17. 4.3265 km WNW of Haveluloto, Tonga · 2810 days ago · 498 km deep · 22 km away
  18. 4.4271 km WNW of Haveluloto, Tonga · 2807 days ago · 519 km deep · 31 km away
  19. 4.5298 km WNW of Haveluloto, Tonga · 2807 days ago · 545 km deep · 14 km away
  20. 5.8295 km WNW of Haveluloto, Tonga · 2802 days ago · 562 km deep · 25 km away
  21. 4.7289 km W of Haveluloto, Tonga · 2800 days ago · 457 km deep · 69 km away

Before

  1. 4.6274 km WNW of Haveluloto, Tonga · 2855 days ago · 490 km deep · 14 km away
  2. 4.8Fiji region · 2855 days ago · 543 km deep · 24 km away
  3. 3.9Fiji region · 2856 days ago · 525 km deep · 40 km away
  4. 4.3Fiji region · 2856 days ago · 551 km deep · 93 km away
  5. 4.4274 km W of Haveluloto, Tonga · 2858 days ago · 478 km deep · 85 km away
  6. 4.2273 km WNW of Haveluloto, Tonga · 2860 days ago · 508 km deep · 27 km away
  7. 4.4Fiji region · 2868 days ago · 528 km deep · 33 km away
  8. 4.1Fiji region · 2872 days ago · 547 km deep · 92 km away
  9. 4.3278 km WNW of Haveluloto, Tonga · 2872 days ago · 527 km deep · 52 km away
  10. 4.0264 km W of Haveluloto, Tonga · 2872 days ago · 483 km deep · 52 km away
  11. 4.4254 km WNW of Haveluloto, Tonga · 2873 days ago · 486 km deep · 34 km away
  12. 4.2256 km W of Haveluloto, Tonga · 2873 days ago · 535 km deep · 54 km away
  13. 4.1254 km WNW of Haveluloto, Tonga · 2874 days ago · 360 km deep · 48 km away
  14. 4.6261 km WNW of Haveluloto, Tonga · 2876 days ago · 514 km deep · 26 km away
  15. 4.4298 km WNW of Haveluloto, Tonga · 2877 days ago · 545 km deep · 12 km away
  16. 4.5Fiji region · 2881 days ago · 591 km deep · 60 km away
  17. 5.0Fiji region · 2883 days ago · 556 km deep · 94 km away
  18. 4.5282 km WNW of Haveluloto, Tonga · 2883 days ago · 541 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000isxm. Read Tue, Sep 29, 2026, 3:56 PM UTC.