Tonga earthquakes

M4.4 earthquake 285 km WNW of Houma, Tonga

A magnitude 4.4 earthquake struck 285 km WNW of Houma, Tonga on Fri, Mar 20, 2026, 12:42 AM GMT+13 (11:42 UTC), 498 km (310 mi) below the surface.

A larger quake followed: M4.9 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2026-03-19 11:42:01 UTC
Depth
498.1 km (309.5 mi), deep
Epicenter
20.673° S, 177.996° 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 17.9 km horizontally, 17.2 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
100°
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 15 in the 30 days before it.

After

  1. 4.8Fiji region · 198 days ago · 575 km deep · 44 km away
  2. 4.3287 km WNW of Houma, Tonga · 197 days ago · 515 km deep · 31 km away
  3. 4.3266 km W of Houma, Tonga · 196 days ago · 416 km deep · 63 km away
  4. 4.1Fiji region · 195 days ago · 517 km deep · 45 km away
  5. 4.2Fiji region · 187 days ago · 546 km deep · 40 km away
  6. 4.5291 km WNW of Houma, Tonga · 187 days ago · 520 km deep · 22 km away
  7. 4.7289 km WNW of Houma, Tonga · 187 days ago · 548 km deep · 7 km away
  8. 4.6247 km WNW of Houma, Tonga · 185 days ago · 544 km deep · 82 km away
  9. 4.2Fiji region · 180 days ago · 534 km deep · 54 km away
  10. 4.1Fiji region · 178 days ago · 567 km deep · 64 km away
  11. 4.9Fiji region · 177 days ago · 531 km deep · 21 km away
  12. 4.0272 km WNW of Houma, Tonga · 172 days ago · 550 km deep · 28 km away
  13. 4.6289 km WNW of Houma, Tonga · 172 days ago · 546 km deep · 25 km away
  14. 4.0281 km WNW of Houma, Tonga · 170 days ago · 509 km deep · 44 km away
  15. 4.1Fiji region · 162 days ago · 550 km deep · 39 km away
  16. 4.1266 km WNW of Houma, Tonga · 159 days ago · 533 km deep · 68 km away
  17. 4.5293 km W of Houma, Tonga · 155 days ago · 504 km deep · 20 km away
  18. 4.3299 km W of Houma, Tonga · 154 days ago · 492 km deep · 76 km away
  19. 4.4267 km WNW of Houma, Tonga · 151 days ago · 478 km deep · 50 km away
  20. 4.1Fiji region · 147 days ago · 535 km deep · 23 km away
  21. 4.3Fiji region · 142 days ago · 597 km deep · 71 km away

Before

  1. 4.0Fiji region · 199 days ago · 590 km deep · 85 km away
  2. 4.1281 km WNW of Houma, Tonga · 199 days ago · 553 km deep · 59 km away
  3. 4.2Fiji region · 201 days ago · 572 km deep · 98 km away
  4. 4.2282 km WNW of Houma, Tonga · 201 days ago · 541 km deep · 83 km away
  5. 4.3256 km WNW of Houma, Tonga · 204 days ago · 518 km deep · 31 km away
  6. 4.4263 km WNW of Houma, Tonga · 208 days ago · 529 km deep · 70 km away
  7. 4.7259 km WNW of Houma, Tonga · 208 days ago · 552 km deep · 73 km away
  8. 4.3268 km WNW of Houma, Tonga · 218 days ago · 539 km deep · 82 km away
  9. 4.4Fiji region · 218 days ago · 551 km deep · 70 km away
  10. 4.1294 km WNW of Houma, Tonga · 218 days ago · 561 km deep · 68 km away
  11. 4.4273 km WNW of Houma, Tonga · 218 days ago · 503 km deep · 16 km away
  12. 4.2Fiji region · 219 days ago · 509 km deep · 60 km away
  13. 4.1290 km WNW of Houma, Tonga · 219 days ago · 508 km deep · 16 km away
  14. 4.7243 km WNW of Houma, Tonga · 223 days ago · 378 km deep · 79 km away
  15. 4.6Fiji region · 226 days ago · 585 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000shdq. Read Sun, Oct 4, 2026, 6:03 AM UTC.