Tonga earthquakes

M4.4 earthquake 239 km WNW of Haveluloto, Tonga

A magnitude 4.4 earthquake struck 239 km WNW of Haveluloto, Tonga on Fri, Dec 17, 2021, 6:10 AM GMT+13 (17:10 UTC), 486 km (302 mi) below the surface.

A larger quake followed: M4.9 298 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
4.4 (mb), light
Local time
UTC
2021-12-16 17:10:29 UTC
Depth
486.2 km (302.1 mi), deep
Epicenter
20.461° S, 177.389° 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 14.5 km horizontally, 7.8 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
123°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.0288 km W of Haveluloto, Tonga · 1746 days ago · 505 km deep · 65 km away
  2. 4.9298 km WNW of Haveluloto, Tonga · 1739 days ago · 434 km deep · 77 km away
  3. 4.4248 km WNW of Haveluloto, Tonga · 1734 days ago · 357 km deep · 51 km away
  4. 4.1151 km W of Haveluloto, Tonga · 1732 days ago · 430 km deep · 92 km away
  5. 4.1241 km WNW of Haveluloto, Tonga · 1731 days ago · 505 km deep · 35 km away
  6. 4.9150 km WNW of Haveluloto, Tonga · 1729 days ago · 261 km deep · 89 km away
  7. 4.3233 km WNW of Haveluloto, Tonga · 1728 days ago · 553 km deep · 6 km away
  8. 4.2Fiji region · 1724 days ago · 573 km deep · 93 km away
  9. 4.5Fiji region · 1723 days ago · 570 km deep · 95 km away
  10. 4.4293 km W of Haveluloto, Tonga · 1721 days ago · 556 km deep · 73 km away
  11. 4.3Fiji region · 1715 days ago · 530 km deep · 85 km away
  12. 4.3Fiji region · 1715 days ago · 552 km deep · 69 km away
  13. 4.2Fiji region · 1712 days ago · 550 km deep · 79 km away
  14. 4.7298 km W of Haveluloto, Tonga · 1711 days ago · 525 km deep · 87 km away
  15. 4.2Fiji region · 1709 days ago · 458 km deep · 23 km away
  16. 4.6260 km WNW of Haveluloto, Tonga · 1702 days ago · 544 km deep · 52 km away
  17. 4.4263 km W of Haveluloto, Tonga · 1697 days ago · 400 km deep · 98 km away
  18. 4.3271 km WNW of Haveluloto, Tonga · 1696 days ago · 518 km deep · 37 km away
  19. 4.5247 km WNW of Haveluloto, Tonga · 1695 days ago · 510 km deep · 20 km away
  20. 4.3251 km WNW of Haveluloto, Tonga · 1690 days ago · 487 km deep · 13 km away
  21. 4.3268 km NW of Haveluloto, Tonga · 1689 days ago · 529 km deep · 79 km away
  22. 4.1262 km WNW of Haveluloto, Tonga · 1689 days ago · 548 km deep · 57 km away
  23. 4.0Fiji region · 1688 days ago · 543 km deep · 74 km away

Before

  1. 4.5286 km W of Haveluloto, Tonga · 1750 days ago · 522 km deep · 60 km away
  2. 4.1293 km WNW of Haveluloto, Tonga · 1764 days ago · 570 km deep · 69 km away
  3. 4.1Fiji region · 1766 days ago · 570 km deep · 90 km away
  4. 4.1259 km WNW of Haveluloto, Tonga · 1767 days ago · 505 km deep · 30 km away
  5. 4.4278 km W of Haveluloto, Tonga · 1770 days ago · 475 km deep · 81 km away
  6. 4.1Fiji region · 1774 days ago · 563 km deep · 100 km away
  7. 4.4Fiji region · 1775 days ago · 480 km deep · 91 km away
  8. 4.6230 km WNW of Haveluloto, Tonga · 1777 days ago · 10 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ge7b. Read Mon, Sep 28, 2026, 9:59 PM UTC.