Tonga earthquakes

M4.5 earthquake 255 km WNW of Haveluloto, Tonga

A magnitude 4.5 earthquake struck 255 km WNW of Haveluloto, Tonga on Tue, Jan 9, 2018, 7:02 PM GMT+13 (06:02 UTC), 462 km (287 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
4.5 (mb), light
Local time
UTC
2018-01-09 06:02:58 UTC
Depth
462.4 km (287.3 mi), deep
Epicenter
20.360° S, 177.513° 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 14.4 km horizontally, 7.9 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
104°
Stations used
50

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.4272 km WNW of Haveluloto, Tonga · 3184 days ago · 394 km deep · 59 km away
  2. 4.2256 km WNW of Haveluloto, Tonga · 3182 days ago · 492 km deep · 11 km away
  3. 4.5276 km WNW of Haveluloto, Tonga · 3178 days ago · 494 km deep · 24 km away
  4. 4.3297 km NW of Haveluloto, Tonga · 3177 days ago · 471 km deep · 96 km away
  5. 4.3281 km WNW of Haveluloto, Tonga · 3170 days ago · 539 km deep · 27 km away
  6. 4.4Fiji region · 3169 days ago · 550 km deep · 92 km away
  7. 4.0246 km WNW of Haveluloto, Tonga · 3168 days ago · 447 km deep · 46 km away
  8. 4.4251 km W of Haveluloto, Tonga · 3168 days ago · 382 km deep · 94 km away
  9. 4.0288 km WNW of Haveluloto, Tonga · 3167 days ago · 473 km deep · 35 km away
  10. 4.3262 km WNW of Haveluloto, Tonga · 3159 days ago · 467 km deep · 30 km away
  11. 5.3Fiji region · 3157 days ago · 560 km deep · 78 km away
  12. 4.2279 km WNW of Haveluloto, Tonga · 3153 days ago · 528 km deep · 27 km away
  13. 4.1Fiji region · 3149 days ago · 546 km deep · 92 km away
  14. 4.4293 km WNW of Haveluloto, Tonga · 3148 days ago · 453 km deep · 47 km away
  15. 4.2Fiji region · 3142 days ago · 466 km deep · 63 km away
  16. 4.2Fiji region · 3133 days ago · 525 km deep · 97 km away
  17. 4.4279 km WNW of Haveluloto, Tonga · 3130 days ago · 521 km deep · 25 km away

Before

  1. 4.1287 km WNW of Haveluloto, Tonga · 3187 days ago · 450 km deep · 49 km away
  2. 4.7Fiji region · 3192 days ago · 596 km deep · 77 km away
  3. 4.3288 km WNW of Haveluloto, Tonga · 3195 days ago · 537 km deep · 37 km away
  4. 4.2288 km WNW of Haveluloto, Tonga · 3199 days ago · 367 km deep · 41 km away
  5. 4.4280 km WNW of Haveluloto, Tonga · 3205 days ago · 516 km deep · 30 km away
  6. 4.3298 km WNW of Haveluloto, Tonga · 3206 days ago · 502 km deep · 43 km away
  7. 4.2271 km WNW of Haveluloto, Tonga · 3210 days ago · 530 km deep · 18 km away
  8. 4.2276 km WNW of Haveluloto, Tonga · 3214 days ago · 379 km deep · 37 km away
  9. 4.2278 km WNW of Haveluloto, Tonga · 3216 days ago · 490 km deep · 25 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000cn71. Read Wed, Sep 30, 2026, 8:23 AM UTC.