Tonga earthquakes

M4.4 earthquake 295 km W of Haveluloto, Tonga

A magnitude 4.4 earthquake struck 295 km W of Haveluloto, Tonga on Sat, May 2, 2015, 11:31 AM GMT+13 (22:31 UTC), 580 km (360 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-05-01 22:31:39 UTC
Depth
579.7 km (360.2 mi), deep
Epicenter
21.101° S, 178.062° 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 14.8 km horizontally, 20.0 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
96°
Stations used
38

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.2294 km WNW of Haveluloto, Tonga · 4172 days ago · 537 km deep · 78 km away
  2. 4.2Fiji region · 4172 days ago · 600 km deep · 70 km away
  3. 4.4Fiji region · 4171 days ago · 583 km deep · 49 km away
  4. 5.0Fiji region · 4163 days ago · 601 km deep · 93 km away
  5. 4.5Fiji region · 4163 days ago · 556 km deep · 49 km away
  6. 4.7298 km W of Haveluloto, Tonga · 4161 days ago · 485 km deep · 3 km away
  7. 4.7Fiji region · 4160 days ago · 465 km deep · 20 km away
  8. 4.3Fiji region · 4157 days ago · 487 km deep · 27 km away
  9. 4.0Fiji region · 4156 days ago · 514 km deep · 47 km away
  10. 4.2Fiji region · 4151 days ago · 600 km deep · 73 km away
  11. 4.3284 km WNW of Haveluloto, Tonga · 4150 days ago · 564 km deep · 93 km away
  12. 4.2Fiji region · 4150 days ago · 606 km deep · 54 km away
  13. 4.4Fiji region · 4148 days ago · 615 km deep · 79 km away
  14. 4.2Fiji region · 4143 days ago · 538 km deep · 78 km away
  15. 4.6Fiji region · 4142 days ago · 614 km deep · 95 km away
  16. 4.2Fiji region · 4140 days ago · 583 km deep · 40 km away
  17. 4.0Fiji region · 4138 days ago · 395 km deep · 80 km away
  18. 4.6Fiji region · 4134 days ago · 578 km deep · 98 km away
  19. 4.1267 km WNW of Haveluloto, Tonga · 4134 days ago · 492 km deep · 100 km away
  20. 4.4Fiji region · 4130 days ago · 534 km deep · 78 km away
  21. 4.4Fiji region · 4124 days ago · 547 km deep · 41 km away
  22. 4.6Fiji region · 4122 days ago · 570 km deep · 98 km away
  23. 6.0Fiji region · 4122 days ago · 563 km deep · 79 km away · tsunami flag
  24. 4.0Fiji region · 4119 days ago · 610 km deep · 93 km away
  25. 4.3Fiji region · 4115 days ago · 613 km deep · 96 km away
  26. 4.3Fiji region · 4113 days ago · 460 km deep · 47 km away

Before

  1. 6.1Fiji region · 4176 days ago · 581 km deep · 64 km away · felt by 1
  2. 4.3Fiji region · 4178 days ago · 520 km deep · 44 km away
  3. 4.6293 km W of Haveluloto, Tonga · 4184 days ago · 536 km deep · 32 km away
  4. 4.1Fiji region · 4188 days ago · 614 km deep · 81 km away
  5. 4.3Fiji region · 4192 days ago · 590 km deep · 85 km away
  6. 4.4Fiji region · 4192 days ago · 600 km deep · 63 km away
  7. 4.1Fiji region · 4195 days ago · 414 km deep · 81 km away
  8. 4.8Fiji region · 4199 days ago · 556 km deep · 52 km away
  9. 4.5Fiji region · 4203 days ago · 561 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20002dhm. Read Sat, Oct 3, 2026, 2:57 PM UTC.