Tonga earthquakes

M4.0 earthquake 267 km NW of Houma, Tonga

A magnitude 4.0 earthquake struck 267 km NW of Houma, Tonga on Thu, Mar 30, 2023, 11:17 AM GMT+13 (22:17 UTC), 563 km (350 mi) below the surface.

A larger quake followed: M4.5 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
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-03-29 22:17:48 UTC
Depth
563.3 km (350.0 mi), deep
Epicenter
19.721° S, 177.352° 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 15.6 km horizontally, 9.9 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
72°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 4.2Fiji region · 1280 days ago · 535 km deep · 41 km away
  2. 4.2270 km WNW of Houma, Tonga · 1278 days ago · 488 km deep · 69 km away
  3. 4.3295 km NW of Houma, Tonga · 1268 days ago · 398 km deep · 32 km away
  4. 4.4286 km WNW of Houma, Tonga · 1267 days ago · 517 km deep · 28 km away
  5. 4.1269 km WNW of Houma, Tonga · 1265 days ago · 347 km deep · 88 km away
  6. 4.2272 km WNW of Houma, Tonga · 1263 days ago · 520 km deep · 69 km away
  7. 4.2296 km WNW of Houma, Tonga · 1261 days ago · 413 km deep · 61 km away
  8. 4.0Fiji region · 1261 days ago · 460 km deep · 71 km away
  9. 4.2253 km WNW of Houma, Tonga · 1261 days ago · 501 km deep · 96 km away
  10. 4.3Fiji region · 1245 days ago · 559 km deep · 78 km away
  11. 4.4Fiji region · 1240 days ago · 570 km deep · 45 km away
  12. 4.5Fiji region · 1236 days ago · 566 km deep · 62 km away

Before

  1. 4.2Fiji region · 1285 days ago · 550 km deep · 30 km away
  2. 4.7Fiji region · 1287 days ago · 523 km deep · 90 km away
  3. 4.4Fiji region · 1291 days ago · 553 km deep · 79 km away
  4. 4.3Fiji region · 1292 days ago · 611 km deep · 98 km away
  5. 4.2288 km WNW of Houma, Tonga · 1295 days ago · 504 km deep · 36 km away
  6. 4.1Fiji region · 1301 days ago · 317 km deep · 78 km away
  7. 4.3279 km WNW of Houma, Tonga · 1302 days ago · 456 km deep · 100 km away
  8. 4.1Fiji region · 1303 days ago · 412 km deep · 48 km away
  9. 4.1282 km WNW of Houma, Tonga · 1303 days ago · 522 km deep · 83 km away
  10. 4.3223 km WNW of Houma, Tonga · 1304 days ago · 525 km deep · 80 km away
  11. 4.2Fiji region · 1304 days ago · 573 km deep · 80 km away
  12. 4.1274 km WNW of Houma, Tonga · 1305 days ago · 515 km deep · 74 km away
  13. 4.4Fiji region · 1308 days ago · 510 km deep · 45 km away
  14. 4.3Fiji region · 1310 days ago · 565 km deep · 88 km away
  15. 4.1Fiji region · 1312 days ago · 567 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000k1ru. Read Fri, Oct 2, 2026, 8:30 AM UTC.