Tonga earthquakes

M4.2 earthquake 247 km NW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 247 km NW of Haveluloto, Tonga on Sat, May 15, 2021, 12:10 AM GMT+13 (11:10 UTC), 341 km (212 mi) below the surface.

A larger quake followed: M4.4 276 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
2021-05-14 11:10:51 UTC
Depth
340.7 km (211.7 mi), deep
Epicenter
19.911° S, 177.185° 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 13.1 km horizontally, 9.6 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
75°
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: 20 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.1Fiji region · 1960 days ago · 561 km deep · 80 km away
  2. 4.2231 km WNW of Haveluloto, Tonga · 1959 days ago · 514 km deep · 50 km away
  3. 4.3269 km WNW of Haveluloto, Tonga · 1952 days ago · 533 km deep · 89 km away
  4. 4.4276 km WNW of Haveluloto, Tonga · 1952 days ago · 515 km deep · 39 km away
  5. 4.2Fiji region · 1951 days ago · 404 km deep · 76 km away
  6. 4.4Fiji region · 1950 days ago · 597 km deep · 71 km away
  7. 4.2298 km WNW of Haveluloto, Tonga · 1941 days ago · 347 km deep · 51 km away
  8. 4.1Fiji region · 1940 days ago · 584 km deep · 86 km away
  9. 4.4253 km NW of Haveluloto, Tonga · 1939 days ago · 399 km deep · 9 km away
  10. 4.3Fiji region · 1936 days ago · 530 km deep · 98 km away
  11. 4.1Fiji region · 1934 days ago · 400 km deep · 78 km away
  12. 4.4Fiji region · 1930 days ago · 552 km deep · 93 km away
  13. 4.3283 km WNW of Haveluloto, Tonga · 1927 days ago · 505 km deep · 90 km away
  14. 4.4281 km WNW of Haveluloto, Tonga · 1921 days ago · 494 km deep · 96 km away
  15. 4.3267 km WNW of Haveluloto, Tonga · 1921 days ago · 517 km deep · 71 km away
  16. 4.3Fiji region · 1920 days ago · 529 km deep · 61 km away
  17. 4.1Fiji region · 1911 days ago · 570 km deep · 95 km away
  18. 4.1Fiji region · 1910 days ago · 446 km deep · 77 km away
  19. 4.4Fiji region · 1905 days ago · 439 km deep · 65 km away
  20. 4.3Fiji region · 1905 days ago · 570 km deep · 74 km away

Before

  1. 4.4269 km WNW of Haveluloto, Tonga · 1975 days ago · 484 km deep · 95 km away
  2. 4.5266 km WNW of Haveluloto, Tonga · 1980 days ago · 518 km deep · 65 km away
  3. 4.4287 km WNW of Haveluloto, Tonga · 1981 days ago · 540 km deep · 45 km away
  4. 4.1Fiji region · 1981 days ago · 526 km deep · 93 km away
  5. 5.1270 km WNW of Haveluloto, Tonga · 1984 days ago · 495 km deep · 79 km away
  6. 4.5Fiji region · 1985 days ago · 568 km deep · 61 km away
  7. 4.2285 km WNW of Haveluloto, Tonga · 1987 days ago · 510 km deep · 76 km away
  8. 4.4Fiji region · 1991 days ago · 555 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000e4pq. Read Mon, Sep 28, 2026, 7:17 PM UTC.