Tonga earthquakes

M4.0 earthquake 288 km WNW of Haveluloto, Tonga

A magnitude 4.0 earthquake struck 288 km WNW of Haveluloto, Tonga on Sun, Jan 28, 2018, 2:49 PM GMT+13 (01:49 UTC), 473 km (294 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
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2018-01-28 01:49:11 UTC
Depth
473.2 km (294.0 mi), deep
Epicenter
20.349° S, 177.846° 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 10.0 km horizontally, 7.7 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
71°
Stations used
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 4.5Fiji region · 3168 days ago · 512 km deep · 74 km away
  2. 4.3262 km WNW of Haveluloto, Tonga · 3160 days ago · 467 km deep · 33 km away
  3. 5.3Fiji region · 3158 days ago · 560 km deep · 47 km away
  4. 4.2279 km WNW of Haveluloto, Tonga · 3154 days ago · 528 km deep · 8 km away
  5. 4.2Fiji region · 3151 days ago · 561 km deep · 78 km away
  6. 4.1Fiji region · 3150 days ago · 546 km deep · 58 km away
  7. 4.4293 km WNW of Haveluloto, Tonga · 3149 days ago · 453 km deep · 19 km away
  8. 4.2Fiji region · 3144 days ago · 466 km deep · 32 km away
  9. 4.2Fiji region · 3134 days ago · 525 km deep · 75 km away
  10. 4.4279 km WNW of Haveluloto, Tonga · 3131 days ago · 521 km deep · 11 km away
  11. 4.1Fiji region · 3123 days ago · 558 km deep · 60 km away
  12. 4.4Fiji region · 3121 days ago · 530 km deep · 96 km away
  13. 4.3Fiji region · 3119 days ago · 566 km deep · 91 km away
  14. 4.4282 km WNW of Haveluloto, Tonga · 3116 days ago · 559 km deep · 39 km away
  15. 4.5292 km WNW of Haveluloto, Tonga · 3112 days ago · 501 km deep · 52 km away
  16. 4.6Fiji region · 3112 days ago · 523 km deep · 26 km away

Before

  1. 4.4251 km W of Haveluloto, Tonga · 3170 days ago · 382 km deep · 97 km away
  2. 4.0246 km WNW of Haveluloto, Tonga · 3170 days ago · 447 km deep · 71 km away
  3. 4.4Fiji region · 3170 days ago · 550 km deep · 63 km away
  4. 4.3281 km WNW of Haveluloto, Tonga · 3172 days ago · 539 km deep · 15 km away
  5. 4.3Fiji region · 3173 days ago · 589 km deep · 82 km away
  6. 4.5276 km WNW of Haveluloto, Tonga · 3179 days ago · 494 km deep · 24 km away
  7. 4.2256 km WNW of Haveluloto, Tonga · 3184 days ago · 492 km deep · 31 km away
  8. 4.4272 km WNW of Haveluloto, Tonga · 3185 days ago · 394 km deep · 72 km away
  9. 4.5255 km WNW of Haveluloto, Tonga · 3188 days ago · 462 km deep · 35 km away
  10. 4.1287 km WNW of Haveluloto, Tonga · 3188 days ago · 450 km deep · 49 km away
  11. 4.7Fiji region · 3194 days ago · 596 km deep · 56 km away
  12. 4.3288 km WNW of Haveluloto, Tonga · 3196 days ago · 537 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000cyxg. Read Thu, Oct 1, 2026, 9:32 PM UTC.