Tonga earthquakes

M4.2 earthquake 280 km WNW of Houma, Tonga

A magnitude 4.2 earthquake struck 280 km WNW of Houma, Tonga on Wed, Apr 16, 2025, 2:19 AM GMT+13 (13:19 UTC), 479 km (298 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
4.2 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-04-15 13:19:53 UTC
Depth
479.4 km (297.9 mi), deep
Epicenter
20.005° S, 177.697° 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 18.8 km horizontally, 16.9 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
95°
Stations used
15

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 9 in the 30 days before it.

After

  1. 4.2Fiji region · 536 days ago · 584 km deep · 91 km away
  2. 4.4272 km WNW of Houma, Tonga · 535 days ago · 510 km deep · 40 km away
  3. 4.5292 km WNW of Houma, Tonga · 514 days ago · 496 km deep · 57 km away
  4. 4.6Fiji region · 512 days ago · 623 km deep · 61 km away
  5. 4.5279 km W of Houma, Tonga · 512 days ago · 499 km deep · 89 km away
  6. 4.1Fiji region · 508 days ago · 498 km deep · 70 km away
  7. 4.5258 km WNW of Houma, Tonga · 507 days ago · 513 km deep · 42 km away
  8. 4.4259 km W of Houma, Tonga · 507 days ago · 478 km deep · 82 km away
  9. 4.1293 km WNW of Houma, Tonga · 507 days ago · 597 km deep · 15 km away
  10. 4.4271 km WNW of Houma, Tonga · 504 days ago · 504 km deep · 31 km away
  11. 4.5279 km WNW of Houma, Tonga · 501 days ago · 537 km deep · 54 km away
  12. 4.4239 km WNW of Houma, Tonga · 501 days ago · 502 km deep · 50 km away
  13. 4.0292 km WNW of Houma, Tonga · 498 days ago · 515 km deep · 33 km away
  14. 4.2Fiji region · 496 days ago · 572 km deep · 89 km away
  15. 4.4268 km NW of Houma, Tonga · 494 days ago · 361 km deep · 40 km away
  16. 4.2274 km WNW of Houma, Tonga · 491 days ago · 503 km deep · 13 km away
  17. 4.4Fiji region · 489 days ago · 558 km deep · 98 km away
  18. 4.1283 km WNW of Houma, Tonga · 488 days ago · 401 km deep · 3 km away
  19. 4.3274 km W of Houma, Tonga · 483 days ago · 497 km deep · 87 km away
  20. 4.1295 km WNW of Houma, Tonga · 483 days ago · 554 km deep · 14 km away
  21. 4.0284 km WNW of Houma, Tonga · 483 days ago · 497 km deep · 58 km away
  22. 4.7Fiji region · 480 days ago · 549 km deep · 92 km away
  23. 4.3289 km WNW of Houma, Tonga · 479 days ago · 529 km deep · 78 km away

Before

  1. 4.0246 km NW of Houma, Tonga · 536 days ago · 550 km deep · 60 km away
  2. 4.3274 km WNW of Houma, Tonga · 540 days ago · 545 km deep · 26 km away
  3. 4.3Fiji region · 540 days ago · 551 km deep · 73 km away
  4. 4.1286 km WNW of Houma, Tonga · 542 days ago · 523 km deep · 35 km away
  5. 4.4Fiji region · 543 days ago · 565 km deep · 35 km away
  6. 4.6299 km WNW of Houma, Tonga · 548 days ago · 526 km deep · 77 km away
  7. 4.4273 km WNW of Houma, Tonga · 552 days ago · 501 km deep · 8 km away
  8. 4.4Fiji region · 554 days ago · 533 km deep · 66 km away
  9. 4.5261 km WNW of Houma, Tonga · 566 days ago · 516 km deep · 46 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000pw4w. Read Sat, Oct 3, 2026, 8:48 PM UTC.