Tonga earthquakes

M4.2 earthquake 299 km WNW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 299 km WNW of Haveluloto, Tonga on Tue, Mar 2, 2021, 9:47 PM GMT+13 (08:47 UTC), 530 km (329 mi) below the surface.

A larger quake followed: M5.9 273 km WNW of Haveluloto, Tonga. 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
4.2 (mb), light
Local time
UTC
2021-03-02 08:47:47 UTC
Depth
529.7 km (329.2 mi), deep
Epicenter
19.717° S, 177.646° 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 10.3 km horizontally, 9.3 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
106°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.4Fiji region · 2035 days ago · 551 km deep · 94 km away
  2. 4.2283 km WNW of Haveluloto, Tonga · 2032 days ago · 529 km deep · 56 km away
  3. 5.9273 km WNW of Haveluloto, Tonga · 2029 days ago · 488 km deep · 49 km away
  4. 4.6292 km WNW of Haveluloto, Tonga · 2029 days ago · 553 km deep · 20 km away
  5. 4.1Fiji region · 2023 days ago · 541 km deep · 85 km away
  6. 4.2243 km NW of Haveluloto, Tonga · 2019 days ago · 388 km deep · 58 km away
  7. 4.5Fiji region · 2017 days ago · 549 km deep · 64 km away
  8. 4.1289 km WNW of Haveluloto, Tonga · 2017 days ago · 537 km deep · 71 km away
  9. 4.5270 km WNW of Haveluloto, Tonga · 2014 days ago · 398 km deep · 30 km away
  10. 4.3Fiji region · 2011 days ago · 574 km deep · 91 km away
  11. 4.2Fiji region · 2007 days ago · 568 km deep · 69 km away
  12. 4.1Fiji region · 2005 days ago · 275 km deep · 67 km away
  13. 4.3Fiji region · 2004 days ago · 572 km deep · 60 km away
  14. 4.1Fiji region · 2003 days ago · 592 km deep · 48 km away
  15. 4.2Fiji region · 2001 days ago · 531 km deep · 94 km away
  16. 4.4Fiji region · 1992 days ago · 555 km deep · 50 km away
  17. 4.2285 km WNW of Haveluloto, Tonga · 1989 days ago · 510 km deep · 65 km away
  18. 4.5Fiji region · 1987 days ago · 568 km deep · 9 km away
  19. 5.1270 km WNW of Haveluloto, Tonga · 1985 days ago · 495 km deep · 80 km away
  20. 4.1Fiji region · 1982 days ago · 526 km deep · 46 km away
  21. 4.4287 km WNW of Haveluloto, Tonga · 1982 days ago · 540 km deep · 18 km away
  22. 4.5266 km WNW of Haveluloto, Tonga · 1981 days ago · 518 km deep · 68 km away

Before

  1. 4.4294 km WNW of Haveluloto, Tonga · 2048 days ago · 563 km deep · 6 km away
  2. 4.6Fiji region · 2048 days ago · 461 km deep · 11 km away
  3. 4.4268 km WNW of Haveluloto, Tonga · 2052 days ago · 480 km deep · 65 km away
  4. 4.4Fiji region · 2053 days ago · 531 km deep · 63 km away
  5. 4.8292 km NW of Nuku‘alofa, Tonga · 2058 days ago · 581 km deep · 58 km away
  6. 4.0281 km WNW of Haveluloto, Tonga · 2058 days ago · 501 km deep · 86 km away
  7. 4.2Fiji region · 2063 days ago · 408 km deep · 89 km away
  8. 4.8289 km WNW of Haveluloto, Tonga · 2065 days ago · 530 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000detr. Read Wed, Sep 30, 2026, 2:34 AM UTC.