Tonga earthquakes

M4.0 earthquake 276 km WNW of Houma, Tonga

A magnitude 4.0 earthquake struck 276 km WNW of Houma, Tonga on Sun, Apr 21, 2024, 5:55 AM GMT+13 (16:55 UTC), 365 km (227 mi) below the surface.

A larger quake followed: M4.7 261 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.

Open the live map with earthquakes

The earthquake

Magnitude
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2024-04-20 16:55:30 UTC
Depth
365.2 km (226.9 mi), deep
Epicenter
19.952° S, 177.619° 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 11.0 km horizontally, 9.5 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
83°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 4.1Fiji region · 893 days ago · 603 km deep · 99 km away
  2. 4.3282 km NW of Houma, Tonga · 890 days ago · 588 km deep · 75 km away
  3. 4.3245 km WNW of Houma, Tonga · 888 days ago · 520 km deep · 53 km away
  4. 4.3Fiji region · 887 days ago · 574 km deep · 40 km away
  5. 4.1Fiji region · 885 days ago · 455 km deep · 39 km away
  6. 4.5254 km WNW of Houma, Tonga · 882 days ago · 523 km deep · 23 km away
  7. 4.3Fiji region · 878 days ago · 592 km deep · 57 km away
  8. 4.3194 km WNW of Houma, Tonga · 878 days ago · 353 km deep · 97 km away
  9. 4.4Fiji region · 875 days ago · 526 km deep · 70 km away
  10. 4.3261 km WNW of Houma, Tonga · 875 days ago · 542 km deep · 79 km away
  11. 4.1283 km WNW of Houma, Tonga · 875 days ago · 486 km deep · 30 km away
  12. 4.4270 km WNW of Houma, Tonga · 871 days ago · 474 km deep · 77 km away
  13. 4.1274 km WNW of Houma, Tonga · 869 days ago · 481 km deep · 57 km away
  14. 4.3269 km WNW of Houma, Tonga · 868 days ago · 480 km deep · 69 km away
  15. 4.1Fiji region · 867 days ago · 517 km deep · 73 km away
  16. 4.2Fiji region · 867 days ago · 598 km deep · 71 km away
  17. 4.5Fiji region · 863 days ago · 559 km deep · 31 km away
  18. 4.1285 km WNW of Houma, Tonga · 858 days ago · 556 km deep · 72 km away
  19. 4.2Fiji region · 856 days ago · 585 km deep · 83 km away
  20. 4.3295 km WNW of Houma, Tonga · 855 days ago · 580 km deep · 28 km away
  21. 4.3297 km WNW of Houma, Tonga · 855 days ago · 550 km deep · 69 km away
  22. 4.4270 km NW of Houma, Tonga · 854 days ago · 333 km deep · 27 km away
  23. 4.1Fiji region · 852 days ago · 529 km deep · 92 km away
  24. 4.3250 km WNW of Houma, Tonga · 849 days ago · 508 km deep · 26 km away
  25. 4.1Fiji region · 846 days ago · 559 km deep · 46 km away
  26. 4.3Fiji region · 846 days ago · 403 km deep · 48 km away
  27. 4.6Fiji region · 846 days ago · 543 km deep · 87 km away
  28. 4.1249 km WNW of Houma, Tonga · 844 days ago · 506 km deep · 55 km away
  29. 4.4256 km WNW of Houma, Tonga · 838 days ago · 489 km deep · 58 km away
  30. 4.7261 km WNW of Houma, Tonga · 838 days ago · 486 km deep · 34 km away

Before

  1. 4.3Fiji region · 895 days ago · 567 km deep · 77 km away
  2. 4.2290 km WNW of Houma, Tonga · 900 days ago · 389 km deep · 15 km away
  3. 4.5Fiji region · 901 days ago · 392 km deep · 86 km away
  4. 4.8260 km WNW of Houma, Tonga · 902 days ago · 492 km deep · 46 km away
  5. 4.1256 km WNW of Houma, Tonga · 906 days ago · 493 km deep · 33 km away
  6. 4.2294 km NW of Houma, Tonga · 907 days ago · 557 km deep · 56 km away
  7. 4.1Fiji region · 907 days ago · 528 km deep · 84 km away
  8. 4.4282 km WNW of Houma, Tonga · 907 days ago · 538 km deep · 59 km away
  9. 4.5Fiji region · 908 days ago · 532 km deep · 87 km away
  10. 4.1Fiji region · 909 days ago · 584 km deep · 66 km away
  11. 4.4248 km WNW of Houma, Tonga · 909 days ago · 495 km deep · 62 km away
  12. 4.4Fiji region · 910 days ago · 568 km deep · 83 km away
  13. 4.5215 km WNW of Houma, Tonga · 911 days ago · 339 km deep · 62 km away
  14. 4.2282 km WNW of Houma, Tonga · 915 days ago · 557 km deep · 62 km away
  15. 4.8Fiji region · 921 days ago · 596 km deep · 77 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000mu0x. Read Fri, Oct 2, 2026, 11:24 AM UTC.