Tonga earthquakes

M4.1 earthquake 282 km WNW of Houma, Tonga

A magnitude 4.1 earthquake struck 282 km WNW of Houma, Tonga on Thu, Mar 9, 2023, 3:08 PM GMT+13 (02:08 UTC), 522 km (324 mi) below the surface.

A larger quake followed: M4.7 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
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-03-09 02:08:08 UTC
Depth
522.2 km (324.5 mi), deep
Epicenter
20.298° S, 177.849° 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 13.4 km horizontally, 6.2 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
70°
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: 28 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 4.1Fiji region · 1306 days ago · 412 km deep · 63 km away
  2. 4.3279 km WNW of Houma, Tonga · 1305 days ago · 456 km deep · 19 km away
  3. 4.2Fiji region · 1305 days ago · 457 km deep · 62 km away
  4. 4.1Fiji region · 1304 days ago · 317 km deep · 48 km away
  5. 4.2Fiji region · 1301 days ago · 593 km deep · 70 km away
  6. 4.2288 km WNW of Houma, Tonga · 1298 days ago · 504 km deep · 55 km away
  7. 4.3Fiji region · 1298 days ago · 551 km deep · 70 km away
  8. 4.4Fiji region · 1298 days ago · 546 km deep · 99 km away
  9. 4.3Fiji region · 1295 days ago · 611 km deep · 84 km away
  10. 4.4299 km WNW of Houma, Tonga · 1290 days ago · 484 km deep · 34 km away
  11. 4.7Fiji region · 1290 days ago · 523 km deep · 8 km away
  12. 4.2Fiji region · 1288 days ago · 550 km deep · 99 km away
  13. 4.0267 km NW of Houma, Tonga · 1285 days ago · 563 km deep · 83 km away
  14. 4.2Fiji region · 1283 days ago · 535 km deep · 73 km away
  15. 4.2270 km WNW of Houma, Tonga · 1281 days ago · 488 km deep · 16 km away
  16. 4.2Fiji region · 1279 days ago · 588 km deep · 82 km away
  17. 4.1Fiji region · 1278 days ago · 542 km deep · 43 km away
  18. 4.2Fiji region · 1277 days ago · 536 km deep · 46 km away
  19. 4.3295 km NW of Houma, Tonga · 1271 days ago · 398 km deep · 71 km away
  20. 4.4286 km WNW of Houma, Tonga · 1270 days ago · 517 km deep · 62 km away
  21. 4.1269 km WNW of Houma, Tonga · 1268 days ago · 347 km deep · 15 km away
  22. 4.2272 km WNW of Houma, Tonga · 1266 days ago · 520 km deep · 15 km away
  23. 4.2296 km WNW of Houma, Tonga · 1264 days ago · 413 km deep · 35 km away
  24. 4.0Fiji region · 1264 days ago · 460 km deep · 11 km away
  25. 4.2253 km WNW of Houma, Tonga · 1264 days ago · 501 km deep · 34 km away
  26. 4.0Fiji region · 1248 days ago · 558 km deep · 47 km away
  27. 4.3Fiji region · 1248 days ago · 559 km deep · 96 km away
  28. 4.1Fiji region · 1246 days ago · 539 km deep · 95 km away

Before

  1. 4.3223 km WNW of Houma, Tonga · 1307 days ago · 525 km deep · 59 km away
  2. 4.1274 km WNW of Houma, Tonga · 1308 days ago · 515 km deep · 10 km away
  3. 5.8Fiji region · 1308 days ago · 534 km deep · 76 km away
  4. 4.4Fiji region · 1311 days ago · 510 km deep · 91 km away
  5. 4.0244 km W of Houma, Tonga · 1314 days ago · 391 km deep · 58 km away
  6. 4.1Fiji region · 1315 days ago · 567 km deep · 42 km away
  7. 5.6Fiji region · 1316 days ago · 550 km deep · 60 km away
  8. 4.6Fiji region · 1317 days ago · 537 km deep · 61 km away
  9. 4.4298 km WNW of Houma, Tonga · 1319 days ago · 527 km deep · 16 km away
  10. 4.1Fiji region · 1319 days ago · 488 km deep · 33 km away
  11. 4.6255 km WNW of Houma, Tonga · 1321 days ago · 525 km deep · 28 km away
  12. 4.2284 km WNW of Houma, Tonga · 1325 days ago · 389 km deep · 61 km away
  13. 4.6258 km WNW of Houma, Tonga · 1328 days ago · 583 km deep · 59 km away
  14. 4.2273 km WNW of Houma, Tonga · 1329 days ago · 407 km deep · 21 km away
  15. 4.9Fiji region · 1329 days ago · 552 km deep · 49 km away
  16. 4.4260 km WNW of Houma, Tonga · 1330 days ago · 498 km deep · 25 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000jk1t. Read Mon, Oct 5, 2026, 8:26 AM UTC.