Tonga earthquakes

M4.2 earthquake 287 km WNW of Houma, Tonga

A magnitude 4.2 earthquake struck 287 km WNW of Houma, Tonga on Fri, Jul 10, 2026, 11:43 PM GMT+13 (10:43 UTC), 556 km (345 mi) below the surface.

A larger quake followed: M5.0 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
2026-07-10 10:43:22 UTC
Depth
555.6 km (345.2 mi), deep
Epicenter
19.986° S, 177.760° 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 11.7 km horizontally, 10.0 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
95°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 4.0Fiji region · 85 days ago · 552 km deep · 55 km away
  2. 4.3263 km WNW of Houma, Tonga · 85 days ago · 548 km deep · 27 km away
  3. 4.1264 km WNW of Houma, Tonga · 82 days ago · 541 km deep · 27 km away
  4. 4.2Fiji region · 75 days ago · 593 km deep · 48 km away
  5. 4.0Fiji region · 75 days ago · 554 km deep · 47 km away
  6. 4.1Fiji region · 66 days ago · 551 km deep · 93 km away
  7. 4.4Fiji region · 65 days ago · 577 km deep · 78 km away
  8. 4.4Fiji region · 63 days ago · 532 km deep · 47 km away
  9. 4.3Fiji region · 62 days ago · 574 km deep · 86 km away
  10. 4.5276 km WNW of Houma, Tonga · 50 days ago · 543 km deep · 55 km away
  11. 4.5280 km WNW of Houma, Tonga · 47 days ago · 408 km deep · 7 km away
  12. 4.2280 km WNW of Houma, Tonga · 46 days ago · 506 km deep · 15 km away
  13. 4.4278 km NW of Houma, Tonga · 41 days ago · 541 km deep · 44 km away
  14. 4.9265 km WNW of Houma, Tonga · 37 days ago · 519 km deep · 48 km away
  15. 5.0Fiji region · 33 days ago · 536 km deep · 67 km away

Before

  1. 4.1288 km NW of Houma, Tonga · 88 days ago · 347 km deep · 91 km away
  2. 4.3265 km WNW of Houma, Tonga · 89 days ago · 514 km deep · 57 km away
  3. 4.1Fiji region · 91 days ago · 540 km deep · 57 km away
  4. 4.5Fiji region · 92 days ago · 580 km deep · 44 km away
  5. 4.1219 km WNW of Houma, Tonga · 95 days ago · 368 km deep · 72 km away
  6. 4.2290 km WNW of Houma, Tonga · 96 days ago · 539 km deep · 31 km away
  7. 4.4262 km WNW of Houma, Tonga · 96 days ago · 525 km deep · 49 km away
  8. 4.2269 km WNW of Houma, Tonga · 97 days ago · 352 km deep · 25 km away
  9. 4.0Fiji region · 102 days ago · 570 km deep · 97 km away
  10. 4.6291 km WNW of Houma, Tonga · 107 days ago · 554 km deep · 9 km away
  11. 4.0268 km WNW of Houma, Tonga · 111 days ago · 555 km deep · 22 km away
  12. 4.4297 km NW of Houma, Tonga · 114 days ago · 548 km deep · 36 km away
  13. 4.3278 km WNW of Houma, Tonga · 114 days ago · 515 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000szfm. Read Sun, Oct 4, 2026, 5:51 AM UTC.