Tonga earthquakes

M4.3 earthquake 251 km WNW of Haveluloto, Tonga

A magnitude 4.3 earthquake struck 251 km WNW of Haveluloto, Tonga on Sat, Oct 15, 2016, 9:36 AM GMT+13 (20:36 UTC), 538 km (335 mi) below the surface.

A larger quake followed: M5.6 Fiji region. 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, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-10-14 20:36:11 UTC
Depth
538.3 km (334.5 mi), deep
Epicenter
20.304° S, 177.449° 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 27.4 km horizontally, 18.7 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
162°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 4.4Fiji region · 3637 days ago · 528 km deep · 70 km away
  2. 4.4249 km WNW of Haveluloto, Tonga · 3630 days ago · 515 km deep · 7 km away
  3. 4.4294 km NW of Haveluloto, Tonga · 3628 days ago · 537 km deep · 80 km away
  4. 4.3279 km WNW of Haveluloto, Tonga · 3625 days ago · 596 km deep · 54 km away
  5. 4.0251 km WNW of Haveluloto, Tonga · 3617 days ago · 524 km deep · 14 km away
  6. 4.4296 km WNW of Haveluloto, Tonga · 3616 days ago · 571 km deep · 58 km away
  7. 5.6Fiji region · 3612 days ago · 544 km deep · 82 km away
  8. 4.2Fiji region · 3612 days ago · 556 km deep · 60 km away
  9. 4.5Fiji region · 3609 days ago · 483 km deep · 54 km away
  10. 4.4265 km WNW of Haveluloto, Tonga · 3608 days ago · 487 km deep · 24 km away
  11. 4.0Fiji region · 3607 days ago · 617 km deep · 89 km away
  12. 4.4285 km W of Haveluloto, Tonga · 3602 days ago · 510 km deep · 72 km away
  13. 4.3269 km WNW of Haveluloto, Tonga · 3601 days ago · 482 km deep · 23 km away
  14. 4.4Fiji region · 3597 days ago · 575 km deep · 83 km away
  15. 4.5277 km WNW of Haveluloto, Tonga · 3592 days ago · 499 km deep · 27 km away
  16. 4.4299 km WNW of Haveluloto, Tonga · 3588 days ago · 515 km deep · 57 km away
  17. 4.2Fiji region · 3587 days ago · 548 km deep · 77 km away
  18. 4.2265 km WNW of Haveluloto, Tonga · 3583 days ago · 497 km deep · 43 km away
  19. 4.3249 km WNW of Haveluloto, Tonga · 3580 days ago · 514 km deep · 26 km away

Before

  1. 4.0Fiji region · 3639 days ago · 429 km deep · 91 km away
  2. 4.3270 km WNW of Haveluloto, Tonga · 3639 days ago · 563 km deep · 29 km away
  3. 4.2285 km WNW of Haveluloto, Tonga · 3642 days ago · 485 km deep · 51 km away
  4. 4.3Fiji region · 3642 days ago · 587 km deep · 87 km away
  5. 4.5286 km WNW of Haveluloto, Tonga · 3647 days ago · 509 km deep · 43 km away
  6. 4.5271 km WNW of Haveluloto, Tonga · 3648 days ago · 508 km deep · 20 km away
  7. 4.2266 km WNW of Haveluloto, Tonga · 3649 days ago · 562 km deep · 29 km away
  8. 4.6Fiji region · 3649 days ago · 570 km deep · 82 km away
  9. 4.8263 km WNW of Haveluloto, Tonga · 3656 days ago · 517 km deep · 15 km away
  10. 4.4278 km WNW of Haveluloto, Tonga · 3657 days ago · 516 km deep · 32 km away
  11. 4.1Fiji region · 3658 days ago · 588 km deep · 81 km away
  12. 4.3Fiji region · 3658 days ago · 603 km deep · 95 km away
  13. 5.1Fiji region · 3659 days ago · 581 km deep · 92 km away
  14. 4.3Fiji region · 3659 days ago · 595 km deep · 85 km away
  15. 4.2Fiji region · 3659 days ago · 608 km deep · 73 km away
  16. 4.2Fiji region · 3659 days ago · 596 km deep · 75 km away
  17. 4.6Fiji region · 3659 days ago · 589 km deep · 80 km away
  18. 5.0Fiji region · 3659 days ago · 591 km deep · 87 km away
  19. 4.3Fiji region · 3664 days ago · 534 km deep · 59 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20007flp. Read Thu, Oct 1, 2026, 2:35 PM UTC.