Tonga earthquakes

M4.0 earthquake 272 km W of Houma, Tonga

A magnitude 4.0 earthquake struck 272 km W of Houma, Tonga on Wed, May 28, 2025, 8:07 AM GMT+13 (19:07 UTC), 425 km (264 mi) below the surface.

A larger quake followed: M4.8 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
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-05-27 19:07:44 UTC
Depth
425.1 km (264.1 mi), deep
Epicenter
20.942° S, 177.910° 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 11.2 km horizontally, 14.5 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
108°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 4.2274 km WNW of Houma, Tonga · 490 days ago · 503 km deep · 94 km away
  2. 4.3274 km W of Houma, Tonga · 482 days ago · 497 km deep · 20 km away
  3. 4.0284 km WNW of Houma, Tonga · 482 days ago · 497 km deep · 52 km away
  4. 4.3275 km W of Houma, Tonga · 481 days ago · 433 km deep · 23 km away
  5. 4.7Fiji region · 479 days ago · 549 km deep · 68 km away
  6. 4.3289 km WNW of Houma, Tonga · 478 days ago · 529 km deep · 36 km away
  7. 4.5Fiji region · 466 days ago · 583 km deep · 85 km away
  8. 4.0Fiji region · 463 days ago · 607 km deep · 93 km away
  9. 4.4Fiji region · 454 days ago · 583 km deep · 98 km away
  10. 4.4Fiji region · 452 days ago · 550 km deep · 56 km away
  11. 4.2Fiji region · 447 days ago · 595 km deep · 87 km away
  12. 4.8Fiji region · 443 days ago · 562 km deep · 67 km away
  13. 4.3Fiji region · 443 days ago · 599 km deep · 95 km away
  14. 4.3Fiji region · 435 days ago · 595 km deep · 91 km away

Before

  1. 4.0292 km WNW of Houma, Tonga · 497 days ago · 515 km deep · 81 km away
  2. 4.4Fiji region · 497 days ago · 598 km deep · 84 km away
  3. 4.2173 km W of Houma, Tonga · 499 days ago · 330 km deep · 99 km away
  4. 4.4239 km WNW of Houma, Tonga · 500 days ago · 502 km deep · 79 km away
  5. 4.5279 km WNW of Houma, Tonga · 501 days ago · 537 km deep · 54 km away
  6. 4.4271 km WNW of Houma, Tonga · 503 days ago · 504 km deep · 76 km away
  7. 4.4259 km W of Houma, Tonga · 506 days ago · 478 km deep · 28 km away
  8. 4.5258 km WNW of Houma, Tonga · 506 days ago · 513 km deep · 68 km away
  9. 4.1Fiji region · 507 days ago · 498 km deep · 73 km away
  10. 4.5279 km W of Houma, Tonga · 511 days ago · 499 km deep · 20 km away
  11. 4.5292 km WNW of Houma, Tonga · 513 days ago · 496 km deep · 57 km away
  12. 4.5Fiji region · 513 days ago · 577 km deep · 59 km away
  13. 4.2299 km W of Houma, Tonga · 516 days ago · 480 km deep · 36 km away
  14. 4.4Fiji region · 521 days ago · 559 km deep · 97 km away
  15. 4.3Fiji region · 522 days ago · 600 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000qjnt. Read Sat, Oct 3, 2026, 4:36 AM UTC.