Tonga earthquakes

M4.2 earthquake 263 km WNW of Haveluloto, Tonga

A magnitude 4.2 earthquake struck 263 km WNW of Haveluloto, Tonga on Sat, Dec 26, 2015, 10:18 AM GMT+13 (21:18 UTC), 401 km (249 mi) below the surface.

A larger quake followed: M5.2 253 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, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-12-25 21:18:04 UTC
Depth
401.2 km (249.3 mi), deep
Epicenter
19.897° S, 177.357° 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.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 14.9 km horizontally, 9.6 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
149°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.6292 km WNW of Haveluloto, Tonga · 3934 days ago · 519 km deep · 86 km away
  2. 4.5Fiji region · 3934 days ago · 493 km deep · 97 km away
  3. 4.6Fiji region · 3917 days ago · 560 km deep · 72 km away
  4. 4.3278 km NW of Haveluloto, Tonga · 3915 days ago · 567 km deep · 18 km away
  5. 4.4268 km WNW of Haveluloto, Tonga · 3903 days ago · 550 km deep · 36 km away
  6. 5.2253 km WNW of Haveluloto, Tonga · 3903 days ago · 504 km deep · 68 km away
  7. 4.2291 km WNW of Haveluloto, Tonga · 3903 days ago · 494 km deep · 65 km away
  8. 4.2Fiji region · 3899 days ago · 587 km deep · 62 km away
  9. 4.1Fiji region · 3890 days ago · 535 km deep · 88 km away
  10. 4.7Fiji region · 3877 days ago · 565 km deep · 80 km away
  11. 4.6Fiji region · 3876 days ago · 533 km deep · 74 km away
  12. 4.2Fiji region · 3876 days ago · 528 km deep · 79 km away
  13. 4.1229 km NW of Nuku‘alofa, Tonga · 3875 days ago · 478 km deep · 77 km away

Before

  1. 4.3271 km WNW of Haveluloto, Tonga · 3939 days ago · 464 km deep · 32 km away
  2. 4.0Fiji region · 3946 days ago · 571 km deep · 64 km away
  3. 4.0224 km WNW of Haveluloto, Tonga · 3947 days ago · 468 km deep · 67 km away
  4. 4.5Fiji region · 3954 days ago · 606 km deep · 99 km away
  5. 4.2287 km WNW of Haveluloto, Tonga · 3955 days ago · 521 km deep · 72 km away
  6. 4.1271 km WNW of Haveluloto, Tonga · 3960 days ago · 415 km deep · 92 km away
  7. 4.1Fiji region · 3960 days ago · 597 km deep · 94 km away
  8. 4.9296 km WNW of Haveluloto, Tonga · 3964 days ago · 545 km deep · 91 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10004ba7. Read Sat, Oct 3, 2026, 7:48 AM UTC.