Tonga earthquakes

M4.9 earthquake 85 km W of Haveluloto, Tonga

A magnitude 4.9 earthquake struck 85 km W of Haveluloto, Tonga on Sun, Dec 19, 2021, 7:36 AM GMT+13 (18:36 UTC), 182 km (113 mi) below the surface.

A larger quake followed: M5.2 143 km WSW 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
4.9 (mb), light
Local time
UTC
2021-12-18 18:36:07 UTC
Depth
181.9 km (113.0 mi), intermediate-depth
Epicenter
21.133° S, 176.034° 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 11.6 km horizontally, 7.7 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
161°
Stations used
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.9 and up: 107 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.1151 km W of Haveluloto, Tonga · 1733 days ago · 430 km deep · 69 km away
  2. 4.9150 km WNW of Haveluloto, Tonga · 1729 days ago · 261 km deep · 77 km away
  3. 4.781 km NNW of Nuku‘alofa, Tonga · 1719 days ago · 10 km deep · 94 km away
  4. 4.745 km NW of Nuku‘alofa, Tonga · 1718 days ago · 10 km deep · 70 km away
  5. 4.756 km NW of Nuku‘alofa, Tonga · 1718 days ago · 10 km deep · 62 km away
  6. 4.852 km NNW of Nuku‘alofa, Tonga · 1718 days ago · 10 km deep · 76 km away
  7. 4.755 km NW of Nuku‘alofa, Tonga · 1718 days ago · 10 km deep · 68 km away
  8. 4.441 km NNW of Nuku‘alofa, Tonga · 1718 days ago · 10 km deep · 81 km away
  9. 4.650 km N of Nuku‘alofa, Tonga · 1718 days ago · 10 km deep · 93 km away
  10. 4.956 km NNW of Nuku‘alofa, Tonga · 1718 days ago · 10 km deep · 79 km away
  11. 4.751 km NW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 70 km away
  12. 4.839 km NW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 66 km away
  13. 4.564 km NNW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 85 km away
  14. 4.763 km NNW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 87 km away
  15. 4.574 km NNW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 77 km away
  16. 4.559 km NNW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 79 km away
  17. 4.768 km NNW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 78 km away
  18. 4.5Tonga · 1717 days ago · 10 km deep · 62 km away
  19. 4.5Tonga · 1717 days ago · 10 km deep · 72 km away
  20. 4.555 km NW of Nuku‘alofa, Tonga · 1717 days ago · 10 km deep · 68 km away
  21. 4.6107 km WSW of Haveluloto, Tonga · 1717 days ago · 137 km deep · 40 km away
  22. 4.580 km NW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 74 km away
  23. 4.668 km NNW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 80 km away
  24. 4.441 km NW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 66 km away
  25. 4.532 km NNW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 77 km away
  26. 4.557 km NNW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 76 km away
  27. 4.449 km NNW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 83 km away
  28. 4.744 km NNW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 77 km away
  29. 4.637 km NNW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 79 km away
  30. 4.575 km NNW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 81 km away
  31. 4.645 km NW of Nuku‘alofa, Tonga · 1716 days ago · 10 km deep · 63 km away
  32. 4.641 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 71 km away
  33. 4.479 km NNW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 82 km away
  34. 4.452 km NNW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 87 km away
  35. 4.752 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 71 km away
  36. 4.857 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 71 km away
  37. 4.671 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 73 km away
  38. 4.567 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 65 km away
  39. 4.844 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 69 km away
  40. 4.652 km NNW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 88 km away
  41. 4.691 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 73 km away
  42. 4.658 km NNW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 80 km away
  43. 4.967 km NW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 71 km away
  44. 4.571 km NNW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 79 km away
  45. 4.751 km NNW of Nuku‘alofa, Tonga · 1715 days ago · 10 km deep · 84 km away
  46. 4.626 km NW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 69 km away
  47. 4.939 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 79 km away
  48. 4.865 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 88 km away
  49. 4.848 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 88 km away
  50. 4.665 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 84 km away
  51. 4.677 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 84 km away
  52. 4.862 km N of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 96 km away
  53. 4.676 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 94 km away
  54. 4.665 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 96 km away
  55. 4.863 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 91 km away
  56. 4.755 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 73 km away
  57. 4.667 km NNW of Nuku‘alofa, Tonga · 1714 days ago · 10 km deep · 87 km away
  58. 4.969 km NNW of Nuku‘alofa, Tonga · 1713 days ago · 10 km deep · 78 km away
  59. 4.651 km NNW of Nuku‘alofa, Tonga · 1713 days ago · 10 km deep · 83 km away
  60. 5.029 km NNW of Nuku‘alofa, Tonga · 1713 days ago · 10 km deep · 78 km away

The first 60 of 107.

Before

  1. 4.4134 km WSW of Haveluloto, Tonga · 1747 days ago · 212 km deep · 58 km away
  2. 4.5133 km W of Haveluloto, Tonga · 1766 days ago · 207 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000gek8. Read Tue, Sep 29, 2026, 8:58 AM UTC.