Tonga earthquakes

M4.0 earthquake 242 km W of Houma, Tonga

A magnitude 4.0 earthquake struck 242 km W of Houma, Tonga on Mon, Mar 10, 2025, 11:39 AM GMT+13 (22:39 UTC), 371 km (231 mi) below the surface.

A larger quake followed: M4.7 273 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
2025-03-09 22:39:58 UTC
Depth
371.0 km (230.5 mi), deep
Epicenter
20.769° S, 177.595° 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, 10.4 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
176°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.7273 km WNW of Houma, Tonga · 572 days ago · 404 km deep · 87 km away
  2. 4.2Fiji region · 567 days ago · 561 km deep · 91 km away
  3. 4.4263 km WNW of Houma, Tonga · 567 days ago · 534 km deep · 99 km away
  4. 4.5261 km WNW of Houma, Tonga · 567 days ago · 516 km deep · 40 km away
  5. 4.4Fiji region · 554 days ago · 533 km deep · 62 km away
  6. 4.4273 km WNW of Houma, Tonga · 552 days ago · 501 km deep · 83 km away
  7. 4.6299 km WNW of Houma, Tonga · 548 days ago · 526 km deep · 57 km away
  8. 4.3Fiji region · 544 days ago · 579 km deep · 84 km away
  9. 4.4Fiji region · 543 days ago · 565 km deep · 90 km away
  10. 4.1286 km WNW of Houma, Tonga · 542 days ago · 523 km deep · 63 km away
  11. 4.3Fiji region · 541 days ago · 575 km deep · 91 km away
  12. 4.3Fiji region · 540 days ago · 551 km deep · 88 km away
  13. 4.2280 km WNW of Houma, Tonga · 537 days ago · 479 km deep · 86 km away
  14. 4.4272 km WNW of Houma, Tonga · 535 days ago · 510 km deep · 49 km away
  15. 4.1281 km W of Houma, Tonga · 535 days ago · 464 km deep · 44 km away
  16. 4.2299 km W of Houma, Tonga · 517 days ago · 480 km deep · 74 km away
  17. 4.5Fiji region · 514 days ago · 577 km deep · 88 km away
  18. 4.5292 km WNW of Houma, Tonga · 514 days ago · 496 km deep · 56 km away

Before

  1. 4.0Fiji region · 578 days ago · 550 km deep · 77 km away
  2. 4.2281 km WNW of Houma, Tonga · 585 days ago · 553 km deep · 55 km away
  3. 4.3Fiji region · 587 days ago · 577 km deep · 100 km away
  4. 4.3291 km W of Houma, Tonga · 589 days ago · 509 km deep · 50 km away
  5. 4.1285 km WNW of Houma, Tonga · 592 days ago · 537 km deep · 53 km away
  6. 4.3264 km WNW of Houma, Tonga · 595 days ago · 398 km deep · 53 km away
  7. 4.2275 km WNW of Houma, Tonga · 596 days ago · 514 km deep · 72 km away
  8. 4.5Fiji region · 597 days ago · 585 km deep · 77 km away
  9. 4.2261 km W of Houma, Tonga · 600 days ago · 373 km deep · 91 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000pzm0. Read Sun, Oct 4, 2026, 4:56 AM UTC.