Tonga earthquakes

M4.5 earthquake 260 km WNW of Haveluloto, Tonga

A magnitude 4.5 earthquake struck 260 km WNW of Haveluloto, Tonga on Tue, Oct 6, 2015, 8:51 PM GMT+13 (07:51 UTC), 501 km (311 mi) below the surface.

A larger quake followed: M4.9 296 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-10-06 07:51:51 UTC
Depth
501.1 km (311.4 mi), deep
Epicenter
20.328° S, 177.560° 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.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 11.4 km horizontally, 5.7 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
70°
Stations used
155

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.2Fiji region · 4010 days ago · 606 km deep · 79 km away
  2. 4.3Fiji region · 4008 days ago · 576 km deep · 84 km away
  3. 4.4254 km WNW of Haveluloto, Tonga · 4008 days ago · 487 km deep · 7 km away
  4. 4.3Fiji region · 4006 days ago · 556 km deep · 90 km away
  5. 4.5272 km WNW of Haveluloto, Tonga · 4004 days ago · 538 km deep · 36 km away
  6. 4.4251 km WNW of Haveluloto, Tonga · 4003 days ago · 486 km deep · 29 km away
  7. 4.4Fiji region · 4002 days ago · 500 km deep · 54 km away
  8. 4.0256 km WNW of Haveluloto, Tonga · 3997 days ago · 568 km deep · 22 km away
  9. 4.3Fiji region · 3992 days ago · 576 km deep · 78 km away
  10. 4.3287 km WNW of Haveluloto, Tonga · 3992 days ago · 558 km deep · 65 km away
  11. 4.3Fiji region · 3990 days ago · 573 km deep · 79 km away
  12. 4.6243 km W of Haveluloto, Tonga · 3984 days ago · 388 km deep · 92 km away
  13. 4.2265 km NW of Haveluloto, Tonga · 3979 days ago · 435 km deep · 88 km away
  14. 4.6260 km WNW of Haveluloto, Tonga · 3978 days ago · 348 km deep · 40 km away
  15. 4.2282 km WNW of Haveluloto, Tonga · 3978 days ago · 519 km deep · 30 km away
  16. 4.6Fiji region · 3977 days ago · 495 km deep · 58 km away
  17. 4.5Fiji region · 3974 days ago · 587 km deep · 81 km away
  18. 4.6290 km WNW of Haveluloto, Tonga · 3967 days ago · 547 km deep · 36 km away
  19. 4.4278 km WNW of Haveluloto, Tonga · 3966 days ago · 497 km deep · 20 km away
  20. 4.3261 km WNW of Haveluloto, Tonga · 3965 days ago · 510 km deep · 13 km away
  21. 4.9296 km WNW of Haveluloto, Tonga · 3964 days ago · 545 km deep · 46 km away
  22. 4.3287 km W of Haveluloto, Tonga · 3961 days ago · 518 km deep · 62 km away
  23. 4.1Fiji region · 3960 days ago · 597 km deep · 89 km away
  24. 4.1271 km WNW of Haveluloto, Tonga · 3960 days ago · 415 km deep · 40 km away

Before

  1. 4.4Fiji region · 4024 days ago · 587 km deep · 75 km away
  2. 4.3256 km WNW of Haveluloto, Tonga · 4024 days ago · 502 km deep · 15 km away
  3. 4.4Fiji region · 4029 days ago · 598 km deep · 70 km away
  4. 4.1Fiji region · 4031 days ago · 566 km deep · 97 km away
  5. 4.7263 km WNW of Haveluloto, Tonga · 4037 days ago · 362 km deep · 6 km away
  6. 4.2Fiji region · 4037 days ago · 591 km deep · 77 km away
  7. 4.5282 km W of Haveluloto, Tonga · 4041 days ago · 483 km deep · 59 km away
  8. 4.8Fiji region · 4044 days ago · 559 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10003kn7. Read Fri, Oct 2, 2026, 8:32 PM UTC.