Tonga earthquakes

M4.4 earthquake 296 km WNW of Houma, Tonga

A magnitude 4.4 earthquake struck 296 km WNW of Houma, Tonga on Fri, Aug 11, 2023, 11:46 AM GMT+13 (22:46 UTC), 536 km (333 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
2023-08-10 22:46:39 UTC
Depth
536.2 km (333.2 mi), deep
Epicenter
20.189° S, 177.951° 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 13.0 km horizontally, 8.7 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
70°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 4.2Fiji region · 1147 days ago · 539 km deep · 26 km away
  2. 4.3268 km WNW of Houma, Tonga · 1147 days ago · 529 km deep · 28 km away
  3. 4.2282 km WNW of Houma, Tonga · 1146 days ago · 528 km deep · 24 km away
  4. 4.0283 km WNW of Houma, Tonga · 1144 days ago · 502 km deep · 24 km away
  5. 4.0Fiji region · 1143 days ago · 578 km deep · 75 km away
  6. 4.5265 km WNW of Houma, Tonga · 1143 days ago · 493 km deep · 32 km away
  7. 4.2Fiji region · 1141 days ago · 596 km deep · 76 km away
  8. 4.5270 km WNW of Houma, Tonga · 1140 days ago · 533 km deep · 49 km away
  9. 4.3Fiji region · 1139 days ago · 588 km deep · 54 km away
  10. 4.3262 km WNW of Houma, Tonga · 1138 days ago · 376 km deep · 65 km away · felt by 1
  11. 4.3241 km WNW of Houma, Tonga · 1138 days ago · 504 km deep · 57 km away
  12. 4.4Fiji region · 1136 days ago · 602 km deep · 41 km away
  13. 4.3Fiji region · 1135 days ago · 541 km deep · 63 km away
  14. 4.5259 km WNW of Houma, Tonga · 1131 days ago · 529 km deep · 39 km away
  15. 4.0283 km WNW of Houma, Tonga · 1130 days ago · 516 km deep · 14 km away
  16. 4.0Fiji region · 1130 days ago · 597 km deep · 99 km away
  17. 4.0289 km WNW of Houma, Tonga · 1128 days ago · 540 km deep · 49 km away
  18. 4.3Fiji region · 1125 days ago · 532 km deep · 99 km away
  19. 4.2Fiji region · 1123 days ago · 531 km deep · 24 km away
  20. 4.1Fiji region · 1122 days ago · 602 km deep · 82 km away
  21. 4.4Fiji region · 1121 days ago · 527 km deep · 22 km away
  22. 4.1287 km NW of Houma, Tonga · 1120 days ago · 552 km deep · 79 km away
  23. 4.5286 km WNW of Houma, Tonga · 1120 days ago · 494 km deep · 11 km away
  24. 4.2Fiji region · 1119 days ago · 525 km deep · 77 km away
  25. 4.0299 km WNW of Houma, Tonga · 1118 days ago · 559 km deep · 16 km away
  26. 4.3Fiji region · 1112 days ago · 600 km deep · 54 km away
  27. 4.0284 km WNW of Houma, Tonga · 1112 days ago · 509 km deep · 33 km away
  28. 4.4280 km WNW of Houma, Tonga · 1111 days ago · 496 km deep · 37 km away
  29. 4.4Fiji region · 1110 days ago · 567 km deep · 87 km away
  30. 4.5Fiji region · 1108 days ago · 542 km deep · 72 km away
  31. 4.5257 km WNW of Houma, Tonga · 1104 days ago · 527 km deep · 53 km away
  32. 4.3Fiji region · 1103 days ago · 598 km deep · 53 km away
  33. 4.9Fiji region · 1099 days ago · 596 km deep · 97 km away
  34. 4.3297 km W of Houma, Tonga · 1099 days ago · 623 km deep · 69 km away
  35. 4.3273 km WNW of Houma, Tonga · 1096 days ago · 507 km deep · 23 km away
  36. 4.7250 km WNW of Houma, Tonga · 1094 days ago · 503 km deep · 52 km away
  37. 4.2297 km WNW of Houma, Tonga · 1091 days ago · 564 km deep · 20 km away
  38. 4.7261 km WNW of Houma, Tonga · 1089 days ago · 500 km deep · 36 km away

Before

  1. 4.2Fiji region · 1150 days ago · 594 km deep · 86 km away
  2. 4.1264 km WNW of Houma, Tonga · 1150 days ago · 557 km deep · 40 km away
  3. 4.1294 km W of Houma, Tonga · 1152 days ago · 573 km deep · 91 km away
  4. 4.1Fiji region · 1153 days ago · 420 km deep · 56 km away
  5. 4.4Fiji region · 1159 days ago · 394 km deep · 40 km away
  6. 4.1292 km NW of Houma, Tonga · 1171 days ago · 545 km deep · 72 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000kp1l. Read Fri, Oct 2, 2026, 7:05 AM UTC.