Tonga earthquakes

M4.1 earthquake 281 km W of Houma, Tonga

A magnitude 4.1 earthquake struck 281 km W of Houma, Tonga on Thu, Apr 17, 2025, 3:01 PM GMT+13 (02:01 UTC), 464 km (288 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
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-04-17 02:01:09 UTC
Depth
463.9 km (288.2 mi), deep
Epicenter
20.913° S, 177.993° 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 24.2 km horizontally, 21.3 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
210°, poorly surrounded by stations
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 4.1Fiji region · 535 days ago · 601 km deep · 97 km away
  2. 4.3Fiji region · 523 days ago · 600 km deep · 80 km away
  3. 4.4Fiji region · 522 days ago · 559 km deep · 90 km away
  4. 4.4Fiji region · 520 days ago · 585 km deep · 94 km away
  5. 4.2299 km W of Houma, Tonga · 517 days ago · 480 km deep · 32 km away
  6. 4.5Fiji region · 515 days ago · 577 km deep · 49 km away
  7. 4.5292 km WNW of Houma, Tonga · 514 days ago · 496 km deep · 53 km away
  8. 4.5279 km W of Houma, Tonga · 513 days ago · 499 km deep · 17 km away
  9. 4.1Fiji region · 508 days ago · 498 km deep · 66 km away
  10. 4.5258 km WNW of Houma, Tonga · 508 days ago · 513 km deep · 70 km away
  11. 4.4259 km W of Houma, Tonga · 508 days ago · 478 km deep · 31 km away
  12. 4.4271 km WNW of Houma, Tonga · 505 days ago · 504 km deep · 75 km away
  13. 4.5279 km WNW of Houma, Tonga · 502 days ago · 537 km deep · 52 km away
  14. 4.4239 km WNW of Houma, Tonga · 501 days ago · 502 km deep · 83 km away
  15. 4.4Fiji region · 499 days ago · 598 km deep · 74 km away
  16. 4.0292 km WNW of Houma, Tonga · 498 days ago · 515 km deep · 78 km away
  17. 4.0272 km W of Houma, Tonga · 495 days ago · 425 km deep · 9 km away
  18. 4.2274 km WNW of Houma, Tonga · 492 days ago · 503 km deep · 93 km away
  19. 4.3274 km W of Houma, Tonga · 484 days ago · 497 km deep · 19 km away
  20. 4.0284 km WNW of Houma, Tonga · 483 days ago · 497 km deep · 49 km away
  21. 4.3275 km W of Houma, Tonga · 483 days ago · 433 km deep · 27 km away
  22. 4.4Fiji region · 481 days ago · 603 km deep · 95 km away
  23. 4.7Fiji region · 481 days ago · 549 km deep · 60 km away
  24. 4.3289 km WNW of Houma, Tonga · 480 days ago · 529 km deep · 31 km away

Before

  1. 4.4272 km WNW of Houma, Tonga · 536 days ago · 510 km deep · 65 km away
  2. 4.3Fiji region · 541 days ago · 551 km deep · 72 km away
  3. 4.3Fiji region · 541 days ago · 575 km deep · 60 km away
  4. 4.1286 km WNW of Houma, Tonga · 543 days ago · 523 km deep · 73 km away
  5. 4.4Fiji region · 544 days ago · 565 km deep · 94 km away
  6. 4.3Fiji region · 545 days ago · 579 km deep · 40 km away
  7. 4.2Fiji region · 547 days ago · 586 km deep · 73 km away
  8. 4.6299 km WNW of Houma, Tonga · 549 days ago · 526 km deep · 39 km away
  9. 4.3Fiji region · 553 days ago · 583 km deep · 77 km away
  10. 4.4Fiji region · 555 days ago · 533 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000pwlv. Read Sun, Oct 4, 2026, 4:43 PM UTC.