Tonga earthquakes

M4.0 earthquake 275 km WNW of Houma, Tonga

A magnitude 4.0 earthquake struck 275 km WNW of Houma, Tonga on Sun, Jul 28, 2024, 1:31 AM GMT+13 (12:31 UTC), 495 km (308 mi) below the surface.

A larger quake followed: M5.0 252 km WNW of Houma, 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
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-07-27 12:31:17 UTC
Depth
495.2 km (307.7 mi), deep
Epicenter
20.669° S, 177.893° 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 14.4 km horizontally, 9.7 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
80°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 4.5265 km WNW of Houma, Tonga · 794 days ago · 492 km deep · 70 km away
  2. 4.2296 km WNW of Houma, Tonga · 792 days ago · 479 km deep · 88 km away
  3. 4.3Fiji region · 792 days ago · 580 km deep · 74 km away
  4. 4.4254 km WNW of Houma, Tonga · 787 days ago · 484 km deep · 35 km away
  5. 4.5293 km W of Houma, Tonga · 786 days ago · 440 km deep · 67 km away
  6. 4.3Fiji region · 786 days ago · 626 km deep · 95 km away
  7. 4.3Fiji region · 786 days ago · 565 km deep · 85 km away
  8. 5.0252 km WNW of Houma, Tonga · 785 days ago · 462 km deep · 38 km away
  9. 4.1271 km W of Houma, Tonga · 782 days ago · 414 km deep · 61 km away
  10. 4.3Fiji region · 782 days ago · 560 km deep · 61 km away
  11. 4.0Fiji region · 780 days ago · 556 km deep · 57 km away
  12. 4.1256 km WNW of Houma, Tonga · 779 days ago · 558 km deep · 93 km away
  13. 4.5261 km WNW of Houma, Tonga · 778 days ago · 501 km deep · 45 km away
  14. 4.1Fiji region · 777 days ago · 610 km deep · 100 km away
  15. 4.4Fiji region · 770 days ago · 575 km deep · 58 km away
  16. 4.1279 km WNW of Houma, Tonga · 770 days ago · 536 km deep · 14 km away
  17. 4.6Fiji region · 770 days ago · 564 km deep · 58 km away
  18. 4.1278 km WNW of Houma, Tonga · 769 days ago · 495 km deep · 15 km away
  19. 4.3277 km WNW of Houma, Tonga · 769 days ago · 488 km deep · 5 km away
  20. 4.1287 km WNW of Houma, Tonga · 759 days ago · 548 km deep · 74 km away
  21. 4.1270 km WNW of Houma, Tonga · 759 days ago · 519 km deep · 56 km away
  22. 4.1281 km WNW of Houma, Tonga · 755 days ago · 484 km deep · 57 km away
  23. 4.4285 km WNW of Houma, Tonga · 752 days ago · 547 km deep · 64 km away
  24. 4.3283 km WNW of Houma, Tonga · 749 days ago · 521 km deep · 19 km away
  25. 4.2Fiji region · 748 days ago · 571 km deep · 89 km away
  26. 4.2262 km WNW of Houma, Tonga · 747 days ago · 530 km deep · 25 km away
  27. 4.0275 km WNW of Houma, Tonga · 747 days ago · 488 km deep · 49 km away
  28. 4.3Fiji region · 747 days ago · 555 km deep · 67 km away
  29. 4.0253 km WNW of Houma, Tonga · 744 days ago · 480 km deep · 25 km away
  30. 4.2284 km WNW of Houma, Tonga · 740 days ago · 554 km deep · 82 km away
  31. 4.9Fiji region · 740 days ago · 543 km deep · 29 km away
  32. 4.0271 km WNW of Houma, Tonga · 738 days ago · 514 km deep · 86 km away
  33. 4.0273 km WNW of Houma, Tonga · 738 days ago · 477 km deep · 2 km away

Before

  1. 4.6276 km WNW of Houma, Tonga · 799 days ago · 537 km deep · 68 km away · felt by 1
  2. 4.2Fiji region · 801 days ago · 543 km deep · 78 km away
  3. 4.0278 km W of Houma, Tonga · 803 days ago · 482 km deep · 43 km away
  4. 4.2254 km WNW of Houma, Tonga · 807 days ago · 484 km deep · 60 km away
  5. 4.1251 km W of Houma, Tonga · 812 days ago · 457 km deep · 32 km away
  6. 4.2Fiji region · 814 days ago · 562 km deep · 61 km away
  7. 4.3Fiji region · 817 days ago · 432 km deep · 94 km away
  8. 4.0Fiji region · 817 days ago · 586 km deep · 83 km away
  9. 4.4Fiji region · 819 days ago · 547 km deep · 64 km away
  10. 4.1Fiji region · 820 days ago · 633 km deep · 49 km away
  11. 4.5Fiji region · 822 days ago · 619 km deep · 98 km away
  12. 4.4Fiji region · 822 days ago · 577 km deep · 37 km away
  13. 4.3Fiji region · 823 days ago · 539 km deep · 74 km away
  14. 4.1279 km WNW of Houma, Tonga · 826 days ago · 553 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000njmq. Read Fri, Oct 2, 2026, 1:31 PM UTC.