Tonga earthquakes

M4.2 earthquake 294 km WNW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 294 km WNW of Haveluloto, Tonga on Sat, May 2, 2015, 5:46 PM GMT+13 (04:46 UTC), 537 km (334 mi) below the surface.

A larger quake followed: M6.0 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-05-02 04:46:23 UTC
Depth
537.2 km (333.8 mi), deep
Epicenter
20.406° S, 177.929° 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 14.1 km horizontally, 7.6 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
91°
Stations used
61

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 34 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.2Fiji region · 4172 days ago · 600 km deep · 98 km away
  2. 4.4Fiji region · 4171 days ago · 583 km deep · 85 km away
  3. 4.0Fiji region · 4170 days ago · 594 km deep · 64 km away
  4. 4.1297 km WNW of Haveluloto, Tonga · 4170 days ago · 415 km deep · 85 km away
  5. 5.0Fiji region · 4164 days ago · 601 km deep · 84 km away
  6. 4.5Fiji region · 4163 days ago · 556 km deep · 100 km away
  7. 4.7298 km W of Haveluloto, Tonga · 4161 days ago · 485 km deep · 77 km away
  8. 4.7Fiji region · 4160 days ago · 465 km deep · 96 km away
  9. 4.3Fiji region · 4157 days ago · 487 km deep · 79 km away
  10. 4.2261 km WNW of Haveluloto, Tonga · 4157 days ago · 451 km deep · 76 km away
  11. 4.0Fiji region · 4156 days ago · 514 km deep · 63 km away
  12. 4.6Fiji region · 4156 days ago · 554 km deep · 52 km away
  13. 4.3Fiji region · 4154 days ago · 424 km deep · 92 km away
  14. 4.2Fiji region · 4151 days ago · 600 km deep · 56 km away
  15. 4.3284 km WNW of Haveluloto, Tonga · 4150 days ago · 564 km deep · 18 km away
  16. 4.2283 km WNW of Haveluloto, Tonga · 4148 days ago · 477 km deep · 51 km away
  17. 4.2Fiji region · 4147 days ago · 608 km deep · 83 km away
  18. 4.2287 km WNW of Haveluloto, Tonga · 4145 days ago · 520 km deep · 32 km away
  19. 4.2Fiji region · 4143 days ago · 538 km deep · 29 km away
  20. 4.3Fiji region · 4141 days ago · 295 km deep · 91 km away
  21. 4.2Fiji region · 4140 days ago · 583 km deep · 79 km away
  22. 4.4282 km WNW of Haveluloto, Tonga · 4136 days ago · 550 km deep · 27 km away
  23. 4.6Fiji region · 4134 days ago · 578 km deep · 45 km away
  24. 4.3262 km WNW of Haveluloto, Tonga · 4134 days ago · 526 km deep · 61 km away
  25. 4.1267 km WNW of Haveluloto, Tonga · 4134 days ago · 492 km deep · 34 km away
  26. 4.3Fiji region · 4131 days ago · 572 km deep · 49 km away
  27. 4.4Fiji region · 4131 days ago · 592 km deep · 53 km away
  28. 4.0Fiji region · 4130 days ago · 453 km deep · 33 km away
  29. 4.4Fiji region · 4124 days ago · 547 km deep · 74 km away
  30. 6.0Fiji region · 4122 days ago · 563 km deep · 42 km away · tsunami flag
  31. 4.3Fiji region · 4117 days ago · 588 km deep · 71 km away
  32. 4.0Fiji region · 4115 days ago · 445 km deep · 79 km away
  33. 4.3294 km WNW of Haveluloto, Tonga · 4114 days ago · 464 km deep · 78 km away
  34. 4.3241 km WNW of Haveluloto, Tonga · 4113 days ago · 526 km deep · 63 km away

Before

  1. 4.4295 km W of Haveluloto, Tonga · 4173 days ago · 580 km deep · 78 km away
  2. 4.5Fiji region · 4175 days ago · 562 km deep · 36 km away
  3. 6.1Fiji region · 4176 days ago · 581 km deep · 91 km away · felt by 1
  4. 4.3287 km WNW of Haveluloto, Tonga · 4176 days ago · 490 km deep · 25 km away
  5. 4.3Fiji region · 4178 days ago · 507 km deep · 54 km away
  6. 5.1297 km WNW of Houma, Tonga · 4179 days ago · 487 km deep · 66 km away
  7. 4.6293 km W of Haveluloto, Tonga · 4184 days ago · 536 km deep · 47 km away
  8. 4.1Fiji region · 4188 days ago · 614 km deep · 48 km away
  9. 4.2Fiji region · 4191 days ago · 544 km deep · 36 km away
  10. 4.3Fiji region · 4192 days ago · 590 km deep · 97 km away
  11. 4.4Fiji region · 4192 days ago · 600 km deep · 92 km away
  12. 4.5282 km WNW of Haveluloto, Tonga · 4200 days ago · 525 km deep · 42 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20002atj. Read Sat, Oct 3, 2026, 3:06 PM UTC.