Tonga earthquakes

M4.3 earthquake 288 km WNW of Haveluloto, Tonga

A magnitude 4.3 earthquake struck 288 km WNW of Haveluloto, Tonga on Mon, Jan 1, 2018, 4:42 AM GMT+13 (15:42 UTC), 537 km (334 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
4.3 (mb), light
Local time
UTC
2017-12-31 15:42:07 UTC
Depth
537.1 km (333.7 mi), deep
Epicenter
20.400° S, 177.862° 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 16.9 km horizontally, 13.2 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
99°
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: 22 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.7Fiji region · 3192 days ago · 596 km deep · 61 km away
  2. 4.1287 km WNW of Haveluloto, Tonga · 3187 days ago · 450 km deep · 55 km away
  3. 4.5255 km WNW of Haveluloto, Tonga · 3186 days ago · 462 km deep · 37 km away
  4. 4.4272 km WNW of Haveluloto, Tonga · 3184 days ago · 394 km deep · 78 km away
  5. 4.2256 km WNW of Haveluloto, Tonga · 3183 days ago · 492 km deep · 31 km away
  6. 4.6Fiji region · 3178 days ago · 595 km deep · 98 km away
  7. 4.5276 km WNW of Haveluloto, Tonga · 3178 days ago · 494 km deep · 29 km away
  8. 4.3Fiji region · 3172 days ago · 589 km deep · 78 km away
  9. 4.3281 km WNW of Haveluloto, Tonga · 3170 days ago · 539 km deep · 20 km away
  10. 4.4Fiji region · 3169 days ago · 550 km deep · 58 km away
  11. 4.0246 km WNW of Haveluloto, Tonga · 3169 days ago · 447 km deep · 76 km away
  12. 4.4251 km W of Haveluloto, Tonga · 3168 days ago · 382 km deep · 92 km away
  13. 4.0288 km WNW of Haveluloto, Tonga · 3167 days ago · 473 km deep · 6 km away
  14. 4.5Fiji region · 3167 days ago · 512 km deep · 69 km away
  15. 4.4Fiji region · 3160 days ago · 553 km deep · 96 km away
  16. 4.3262 km WNW of Haveluloto, Tonga · 3159 days ago · 467 km deep · 29 km away
  17. 5.3Fiji region · 3157 days ago · 560 km deep · 43 km away
  18. 4.2279 km WNW of Haveluloto, Tonga · 3153 days ago · 528 km deep · 10 km away
  19. 4.2Fiji region · 3150 days ago · 561 km deep · 74 km away
  20. 4.1Fiji region · 3149 days ago · 546 km deep · 56 km away
  21. 4.4293 km WNW of Haveluloto, Tonga · 3148 days ago · 453 km deep · 13 km away
  22. 4.2Fiji region · 3143 days ago · 466 km deep · 28 km away

Before

  1. 4.2288 km WNW of Haveluloto, Tonga · 3199 days ago · 367 km deep · 43 km away
  2. 4.4280 km WNW of Haveluloto, Tonga · 3205 days ago · 516 km deep · 8 km away
  3. 4.3298 km WNW of Haveluloto, Tonga · 3206 days ago · 502 km deep · 21 km away
  4. 4.2271 km WNW of Haveluloto, Tonga · 3210 days ago · 530 km deep · 30 km away
  5. 4.2276 km WNW of Haveluloto, Tonga · 3214 days ago · 379 km deep · 19 km away
  6. 4.2278 km WNW of Haveluloto, Tonga · 3216 days ago · 490 km deep · 29 km away
  7. 4.4291 km WNW of Haveluloto, Tonga · 3218 days ago · 475 km deep · 6 km away
  8. 4.4278 km W of Haveluloto, Tonga · 3219 days ago · 447 km deep · 46 km away
  9. 4.2279 km WNW of Haveluloto, Tonga · 3222 days ago · 526 km deep · 56 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000cjzu. Read Wed, Sep 30, 2026, 1:04 PM UTC.