Tonga earthquakes

M4.1 earthquake 266 km W of Haveluloto, Tonga

A magnitude 4.1 earthquake struck 266 km W of Haveluloto, Tonga on Tue, Sep 29, 2020, 7:41 PM GMT+13 (06:41 UTC), 568 km (353 mi) below the surface.

A larger quake followed: M5.3 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
2020-09-29 06:41:37 UTC
Depth
568.0 km (353.0 mi), deep
Epicenter
20.893° S, 177.761° 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 15.3 km horizontally, 9.4 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
80°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.4Fiji region · 2194 days ago · 566 km deep · 92 km away
  2. 4.2295 km WNW of Haveluloto, Tonga · 2193 days ago · 404 km deep · 88 km away
  3. 4.2253 km W of Haveluloto, Tonga · 2187 days ago · 398 km deep · 13 km away
  4. 4.1293 km W of Haveluloto, Tonga · 2187 days ago · 506 km deep · 32 km away
  5. 4.2Fiji region · 2185 days ago · 603 km deep · 74 km away
  6. 4.0295 km W of Haveluloto, Tonga · 2182 days ago · 507 km deep · 35 km away
  7. 4.1265 km W of Haveluloto, Tonga · 2181 days ago · 534 km deep · 6 km away
  8. 4.2256 km W of Haveluloto, Tonga · 2178 days ago · 452 km deep · 18 km away
  9. 4.1Fiji region · 2175 days ago · 591 km deep · 86 km away
  10. 4.2267 km WNW of Haveluloto, Tonga · 2175 days ago · 555 km deep · 91 km away
  11. 4.3Fiji region · 2175 days ago · 615 km deep · 100 km away
  12. 4.3Fiji region · 2166 days ago · 573 km deep · 95 km away
  13. 4.3249 km WNW of Haveluloto, Tonga · 2164 days ago · 510 km deep · 47 km away
  14. 5.3Fiji region · 2164 days ago · 575 km deep · 82 km away
  15. 4.3Fiji region · 2164 days ago · 587 km deep · 79 km away
  16. 4.1269 km WNW of Haveluloto, Tonga · 2163 days ago · 499 km deep · 42 km away
  17. 4.4287 km WSW of Haveluloto, Tonga · 2162 days ago · 379 km deep · 96 km away
  18. 4.3264 km WNW of Haveluloto, Tonga · 2140 days ago · 546 km deep · 98 km away
  19. 4.3Fiji region · 2138 days ago · 570 km deep · 67 km away
  20. 4.1282 km WNW of Haveluloto, Tonga · 2135 days ago · 510 km deep · 72 km away

Before

  1. 4.1268 km WNW of Haveluloto, Tonga · 2200 days ago · 526 km deep · 36 km away
  2. 4.3Fiji region · 2200 days ago · 594 km deep · 93 km away
  3. 4.2Fiji region · 2203 days ago · 589 km deep · 76 km away
  4. 4.2276 km WNW of Haveluloto, Tonga · 2204 days ago · 537 km deep · 85 km away
  5. 4.4276 km W of Haveluloto, Tonga · 2205 days ago · 350 km deep · 79 km away
  6. 4.5258 km WNW of Haveluloto, Tonga · 2209 days ago · 513 km deep · 46 km away
  7. 4.6Fiji region · 2210 days ago · 547 km deep · 58 km away
  8. 4.3Fiji region · 2216 days ago · 605 km deep · 97 km away
  9. 4.2Fiji region · 2218 days ago · 556 km deep · 58 km away
  10. 4.2Fiji region · 2221 days ago · 532 km deep · 46 km away
  11. 4.2284 km W of Haveluloto, Tonga · 2222 days ago · 499 km deep · 26 km away
  12. 4.4259 km WNW of Haveluloto, Tonga · 2222 days ago · 492 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000c4tj. Read Fri, Oct 2, 2026, 8:47 PM UTC.