Tonga earthquakes

M4.4 earthquake 293 km WNW of Haveluloto, Tonga

A magnitude 4.4 earthquake struck 293 km WNW of Haveluloto, Tonga on Mon, Sep 4, 2017, 2:44 AM GMT+13 (13:44 UTC), 527 km (327 mi) below the surface.

A larger quake followed: M4.7 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), light
Local time
UTC
2017-09-03 13:44:08 UTC
Depth
526.8 km (327.3 mi), deep
Epicenter
20.646° S, 177.983° 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 14.6 km horizontally, 7.7 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
105°
Stations used
53

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 21 in the 30 days before it.

After

  1. 4.5Fiji region · 3314 days ago · 527 km deep · 23 km away
  2. 4.5Fiji region · 3313 days ago · 559 km deep · 69 km away
  3. 4.5Fiji region · 3312 days ago · 568 km deep · 22 km away
  4. 4.3Fiji region · 3310 days ago · 585 km deep · 30 km away
  5. 4.4230 km WNW of Haveluloto, Tonga · 3299 days ago · 374 km deep · 73 km away
  6. 4.3Fiji region · 3294 days ago · 496 km deep · 67 km away
  7. 4.3Fiji region · 3293 days ago · 557 km deep · 41 km away
  8. 4.3Fiji region · 3286 days ago · 574 km deep · 59 km away
  9. 4.7Fiji region · 3280 days ago · 616 km deep · 63 km away
  10. 4.1272 km WNW of Haveluloto, Tonga · 3276 days ago · 517 km deep · 48 km away
  11. 4.3277 km WNW of Haveluloto, Tonga · 3276 days ago · 486 km deep · 32 km away
  12. 4.1Fiji region · 3276 days ago · 558 km deep · 54 km away
  13. 4.0247 km WNW of Haveluloto, Tonga · 3274 days ago · 395 km deep · 78 km away
  14. 4.4Fiji region · 3273 days ago · 552 km deep · 64 km away
  15. 4.6272 km WNW of Haveluloto, Tonga · 3271 days ago · 514 km deep · 27 km away
  16. 4.7Fiji region · 3271 days ago · 520 km deep · 71 km away
  17. 4.0245 km WNW of Haveluloto, Tonga · 3264 days ago · 351 km deep · 56 km away
  18. 3.9Fiji region · 3260 days ago · 567 km deep · 66 km away
  19. 4.1Fiji region · 3258 days ago · 591 km deep · 81 km away
  20. 4.3279 km WNW of Haveluloto, Tonga · 3257 days ago · 514 km deep · 49 km away
  21. 4.3Fiji region · 3257 days ago · 552 km deep · 26 km away
  22. 4.3260 km WNW of Haveluloto, Tonga · 3256 days ago · 514 km deep · 56 km away
  23. 4.4Fiji region · 3254 days ago · 592 km deep · 89 km away

Before

  1. 4.4Fiji region · 3315 days ago · 546 km deep · 48 km away
  2. 4.4Fiji region · 3316 days ago · 555 km deep · 22 km away
  3. 4.2Fiji region · 3317 days ago · 506 km deep · 51 km away
  4. 4.1299 km WNW of Haveluloto, Tonga · 3321 days ago · 555 km deep · 18 km away
  5. 4.6Fiji region · 3322 days ago · 577 km deep · 95 km away
  6. 4.4Fiji region · 3329 days ago · 592 km deep · 96 km away
  7. 4.6Fiji region · 3329 days ago · 591 km deep · 97 km away
  8. 4.5263 km WNW of Haveluloto, Tonga · 3332 days ago · 491 km deep · 63 km away
  9. 4.2289 km WNW of Haveluloto, Tonga · 3333 days ago · 505 km deep · 89 km away
  10. 4.6269 km W of Haveluloto, Tonga · 3335 days ago · 506 km deep · 24 km away
  11. 4.0280 km WNW of Haveluloto, Tonga · 3335 days ago · 534 km deep · 85 km away
  12. 4.4Fiji region · 3336 days ago · 578 km deep · 29 km away
  13. 4.4266 km WNW of Haveluloto, Tonga · 3337 days ago · 499 km deep · 54 km away
  14. 4.3256 km WNW of Haveluloto, Tonga · 3338 days ago · 489 km deep · 48 km away
  15. 4.4252 km W of Haveluloto, Tonga · 3338 days ago · 402 km deep · 41 km away
  16. 4.3Fiji region · 3338 days ago · 602 km deep · 68 km away
  17. 4.2Fiji region · 3338 days ago · 567 km deep · 58 km away
  18. 4.7Fiji region · 3339 days ago · 584 km deep · 92 km away
  19. 4.1278 km WNW of Haveluloto, Tonga · 3342 days ago · 503 km deep · 60 km away
  20. 4.2270 km WNW of Haveluloto, Tonga · 3342 days ago · 518 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000af27. Read Wed, Sep 30, 2026, 1:49 PM UTC.