Tonga earthquakes

M4.6 earthquake 255 km WNW of Houma, Tonga

A magnitude 4.6 earthquake struck 255 km WNW of Houma, Tonga on Wed, Feb 22, 2023, 9:04 PM GMT+13 (08:04 UTC), 525 km (326 mi) below the surface.

A larger quake followed: M5.8 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.

Open the live map with earthquakes

The earthquake

Magnitude
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-02-22 08:04:14 UTC
Depth
524.7 km (326.1 mi), deep
Epicenter
20.459° S, 177.639° 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, 6.3 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
72°
Stations used
81

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 31 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 4.1Fiji region · 1316 days ago · 488 km deep · 5 km away
  2. 4.4298 km WNW of Houma, Tonga · 1316 days ago · 527 km deep · 43 km away
  3. 4.6Fiji region · 1314 days ago · 537 km deep · 75 km away
  4. 5.6Fiji region · 1313 days ago · 550 km deep · 75 km away
  5. 4.1Fiji region · 1312 days ago · 567 km deep · 70 km away
  6. 4.0244 km W of Houma, Tonga · 1311 days ago · 391 km deep · 34 km away
  7. 5.8Fiji region · 1306 days ago · 534 km deep · 83 km away
  8. 4.1274 km WNW of Houma, Tonga · 1305 days ago · 515 km deep · 24 km away
  9. 4.3223 km WNW of Houma, Tonga · 1304 days ago · 525 km deep · 35 km away
  10. 4.1282 km WNW of Houma, Tonga · 1303 days ago · 522 km deep · 28 km away
  11. 4.1Fiji region · 1303 days ago · 412 km deep · 83 km away
  12. 4.3279 km WNW of Houma, Tonga · 1303 days ago · 456 km deep · 25 km away
  13. 4.2Fiji region · 1302 days ago · 457 km deep · 66 km away
  14. 4.1Fiji region · 1301 days ago · 317 km deep · 24 km away
  15. 4.2Fiji region · 1298 days ago · 593 km deep · 99 km away
  16. 4.2288 km WNW of Houma, Tonga · 1295 days ago · 504 km deep · 70 km away
  17. 4.3Fiji region · 1295 days ago · 551 km deep · 90 km away
  18. 4.4299 km WNW of Houma, Tonga · 1288 days ago · 484 km deep · 48 km away
  19. 4.7Fiji region · 1287 days ago · 523 km deep · 29 km away
  20. 4.0267 km NW of Houma, Tonga · 1283 days ago · 563 km deep · 87 km away
  21. 4.2Fiji region · 1280 days ago · 535 km deep · 91 km away
  22. 4.2270 km WNW of Houma, Tonga · 1278 days ago · 488 km deep · 25 km away
  23. 4.1Fiji region · 1275 days ago · 542 km deep · 64 km away
  24. 4.2Fiji region · 1274 days ago · 536 km deep · 58 km away
  25. 4.3295 km NW of Houma, Tonga · 1268 days ago · 398 km deep · 86 km away
  26. 4.4286 km WNW of Houma, Tonga · 1267 days ago · 517 km deep · 75 km away
  27. 4.1269 km WNW of Houma, Tonga · 1265 days ago · 347 km deep · 14 km away
  28. 4.2272 km WNW of Houma, Tonga · 1264 days ago · 520 km deep · 26 km away
  29. 4.2296 km WNW of Houma, Tonga · 1262 days ago · 413 km deep · 57 km away
  30. 4.0Fiji region · 1261 days ago · 460 km deep · 31 km away
  31. 4.2253 km WNW of Houma, Tonga · 1261 days ago · 501 km deep · 9 km away

Before

  1. 4.2284 km WNW of Houma, Tonga · 1322 days ago · 389 km deep · 74 km away
  2. 4.6258 km WNW of Houma, Tonga · 1325 days ago · 583 km deep · 61 km away
  3. 4.2273 km WNW of Houma, Tonga · 1326 days ago · 407 km deep · 19 km away
  4. 4.9Fiji region · 1326 days ago · 552 km deep · 72 km away
  5. 4.4260 km WNW of Houma, Tonga · 1327 days ago · 498 km deep · 21 km away
  6. 4.0Fiji region · 1339 days ago · 567 km deep · 75 km away
  7. 4.2287 km WNW of Haveluloto, Tonga · 1339 days ago · 561 km deep · 52 km away
  8. 4.2Fiji region · 1343 days ago · 557 km deep · 91 km away
  9. 4.3290 km WNW of Haveluloto, Tonga · 1346 days ago · 556 km deep · 27 km away
  10. 4.3281 km WNW of Haveluloto, Tonga · 1346 days ago · 487 km deep · 32 km away
  11. 4.4261 km WNW of Haveluloto, Tonga · 1347 days ago · 384 km deep · 23 km away

Earthquakes todayTonga earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jqr1. Read Fri, Oct 2, 2026, 1:05 PM UTC.