Tonga earthquakes

M4.2 earthquake 269 km WNW of Houma, Tonga

A magnitude 4.2 earthquake struck 269 km WNW of Houma, Tonga on Mon, Jun 29, 2026, 8:49 AM GMT+13 (19:49 UTC), 352 km (219 mi) below the surface.

A larger quake followed: M4.5 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
2026-06-28 19:49:40 UTC
Depth
352.2 km (218.9 mi), deep
Epicenter
20.195° S, 177.670° 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 15.4 km horizontally, 11.5 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
184°, poorly surrounded by stations
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.4262 km WNW of Houma, Tonga · 95 days ago · 525 km deep · 26 km away
  2. 4.2290 km WNW of Houma, Tonga · 95 days ago · 539 km deep · 25 km away
  3. 4.1219 km WNW of Houma, Tonga · 94 days ago · 368 km deep · 50 km away
  4. 4.5Fiji region · 91 days ago · 580 km deep · 58 km away
  5. 4.1Fiji region · 90 days ago · 540 km deep · 78 km away
  6. 4.3265 km WNW of Houma, Tonga · 88 days ago · 514 km deep · 35 km away
  7. 4.2287 km WNW of Houma, Tonga · 85 days ago · 556 km deep · 25 km away
  8. 4.0Fiji region · 85 days ago · 552 km deep · 50 km away
  9. 4.3263 km WNW of Houma, Tonga · 84 days ago · 548 km deep · 7 km away
  10. 4.2Fiji region · 83 days ago · 552 km deep · 92 km away
  11. 4.1264 km WNW of Houma, Tonga · 81 days ago · 541 km deep · 6 km away
  12. 4.2Fiji region · 74 days ago · 593 km deep · 68 km away
  13. 4.0Fiji region · 74 days ago · 554 km deep · 60 km away
  14. 4.1Fiji region · 66 days ago · 551 km deep · 86 km away
  15. 4.4Fiji region · 64 days ago · 577 km deep · 98 km away
  16. 4.4Fiji region · 62 days ago · 532 km deep · 44 km away
  17. 4.0Fiji region · 62 days ago · 539 km deep · 93 km away
  18. 4.5276 km WNW of Houma, Tonga · 49 days ago · 543 km deep · 36 km away
  19. 4.5280 km WNW of Houma, Tonga · 46 days ago · 408 km deep · 20 km away
  20. 4.2280 km WNW of Houma, Tonga · 45 days ago · 506 km deep · 12 km away
  21. 4.4278 km NW of Houma, Tonga · 40 days ago · 541 km deep · 59 km away

Before

  1. 4.6291 km WNW of Houma, Tonga · 106 days ago · 554 km deep · 34 km away
  2. 4.0268 km WNW of Houma, Tonga · 110 days ago · 555 km deep · 7 km away
  3. 4.4297 km NW of Houma, Tonga · 113 days ago · 548 km deep · 58 km away
  4. 4.3278 km WNW of Houma, Tonga · 113 days ago · 515 km deep · 14 km away
  5. 4.7265 km WNW of Houma, Tonga · 115 days ago · 568 km deep · 25 km away
  6. 4.2299 km WNW of Houma, Tonga · 121 days ago · 531 km deep · 44 km away
  7. 4.9282 km WNW of Houma, Tonga · 123 days ago · 545 km deep · 19 km away
  8. 4.6290 km WNW of Houma, Tonga · 124 days ago · 566 km deep · 49 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000t8v7. Read Sat, Oct 3, 2026, 7:59 AM UTC.