Tonga earthquakes

M4.2 earthquake 287 km WNW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 287 km WNW of Haveluloto, Tonga on Sat, Dec 5, 2015, 11:32 PM GMT+13 (10:32 UTC), 521 km (324 mi) below the surface.

A larger quake followed: M5.2 253 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-12-05 10:32:41 UTC
Depth
520.9 km (323.6 mi), deep
Epicenter
20.352° S, 177.843° 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 15.6 km horizontally, 10.1 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
98°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 4.5Fiji region · 3953 days ago · 606 km deep · 99 km away
  2. 4.0224 km WNW of Haveluloto, Tonga · 3946 days ago · 468 km deep · 64 km away
  3. 4.3271 km WNW of Haveluloto, Tonga · 3939 days ago · 464 km deep · 39 km away
  4. 4.2263 km WNW of Haveluloto, Tonga · 3934 days ago · 401 km deep · 72 km away
  5. 4.6292 km WNW of Haveluloto, Tonga · 3934 days ago · 519 km deep · 15 km away
  6. 4.5Fiji region · 3933 days ago · 493 km deep · 28 km away
  7. 4.0Fiji region · 3924 days ago · 607 km deep · 61 km away
  8. 4.9Fiji region · 3918 days ago · 575 km deep · 71 km away
  9. 4.6Fiji region · 3917 days ago · 560 km deep · 18 km away
  10. 4.1Fiji region · 3915 days ago · 569 km deep · 52 km away
  11. 4.3278 km NW of Haveluloto, Tonga · 3914 days ago · 567 km deep · 80 km away
  12. 4.0Fiji region · 3911 days ago · 555 km deep · 89 km away
  13. 4.2Fiji region · 3911 days ago · 512 km deep · 51 km away
  14. 4.1Fiji region · 3909 days ago · 534 km deep · 60 km away
  15. 4.5274 km W of Haveluloto, Tonga · 3908 days ago · 473 km deep · 50 km away
  16. 4.3Fiji region · 3903 days ago · 582 km deep · 72 km away
  17. 4.4268 km WNW of Haveluloto, Tonga · 3902 days ago · 550 km deep · 36 km away
  18. 5.2253 km WNW of Haveluloto, Tonga · 3902 days ago · 504 km deep · 35 km away
  19. 4.2291 km WNW of Haveluloto, Tonga · 3902 days ago · 494 km deep · 10 km away
  20. 4.2Fiji region · 3898 days ago · 587 km deep · 62 km away
  21. 4.3Fiji region · 3895 days ago · 598 km deep · 87 km away
  22. 4.2Fiji region · 3895 days ago · 598 km deep · 69 km away

Before

  1. 4.4Fiji region · 3955 days ago · 587 km deep · 89 km away
  2. 4.1271 km WNW of Haveluloto, Tonga · 3959 days ago · 415 km deep · 32 km away
  3. 4.1Fiji region · 3959 days ago · 597 km deep · 69 km away
  4. 4.3287 km W of Haveluloto, Tonga · 3961 days ago · 518 km deep · 45 km away
  5. 4.9296 km WNW of Haveluloto, Tonga · 3963 days ago · 545 km deep · 19 km away
  6. 4.3261 km WNW of Haveluloto, Tonga · 3965 days ago · 510 km deep · 38 km away
  7. 4.4278 km WNW of Haveluloto, Tonga · 3965 days ago · 497 km deep · 10 km away
  8. 4.6290 km WNW of Haveluloto, Tonga · 3967 days ago · 547 km deep · 35 km away
  9. 4.5Fiji region · 3974 days ago · 587 km deep · 71 km away
  10. 4.6Fiji region · 3977 days ago · 495 km deep · 36 km away
  11. 4.2282 km WNW of Haveluloto, Tonga · 3978 days ago · 519 km deep · 12 km away
  12. 4.6260 km WNW of Haveluloto, Tonga · 3978 days ago · 348 km deep · 61 km away
  13. 4.6243 km W of Haveluloto, Tonga · 3984 days ago · 388 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20004fs9. Read Fri, Oct 2, 2026, 12:51 PM UTC.