Tonga earthquakes

M4.0 earthquake 246 km WNW of Haveluloto, Tonga

A magnitude 4.0 earthquake struck 246 km WNW of Haveluloto, Tonga on Sat, Jan 27, 2018, 11:16 AM GMT+13 (22:16 UTC), 447 km (278 mi) below the surface.

A larger quake followed: M4.6 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
2018-01-26 22:16:30 UTC
Depth
447.3 km (277.9 mi), deep
Epicenter
20.023° S, 177.256° 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 15.8 km horizontally, 8.8 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
111°
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: 10 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 4.0288 km WNW of Haveluloto, Tonga · 3171 days ago · 473 km deep · 71 km away
  2. 4.3262 km WNW of Haveluloto, Tonga · 3162 days ago · 467 km deep · 76 km away
  3. 4.2279 km WNW of Haveluloto, Tonga · 3156 days ago · 528 km deep · 67 km away
  4. 4.4293 km WNW of Haveluloto, Tonga · 3151 days ago · 453 km deep · 88 km away
  5. 4.4279 km WNW of Haveluloto, Tonga · 3133 days ago · 521 km deep · 61 km away
  6. 4.0284 km NW of Nuku‘alofa, Tonga · 3127 days ago · 396 km deep · 69 km away
  7. 4.1Fiji region · 3124 days ago · 558 km deep · 68 km away
  8. 4.4282 km WNW of Haveluloto, Tonga · 3118 days ago · 559 km deep · 42 km away
  9. 4.5292 km WNW of Haveluloto, Tonga · 3114 days ago · 501 km deep · 47 km away
  10. 4.6Fiji region · 3114 days ago · 523 km deep · 97 km away

Before

  1. 4.3281 km WNW of Haveluloto, Tonga · 3173 days ago · 539 km deep · 57 km away
  2. 4.3297 km NW of Haveluloto, Tonga · 3180 days ago · 471 km deep · 62 km away
  3. 4.5276 km WNW of Haveluloto, Tonga · 3181 days ago · 494 km deep · 48 km away
  4. 4.2256 km WNW of Haveluloto, Tonga · 3186 days ago · 492 km deep · 57 km away
  5. 4.4272 km WNW of Haveluloto, Tonga · 3187 days ago · 394 km deep · 27 km away
  6. 4.3Fiji region · 3189 days ago · 445 km deep · 86 km away
  7. 4.5255 km WNW of Haveluloto, Tonga · 3189 days ago · 462 km deep · 46 km away
  8. 4.1287 km WNW of Haveluloto, Tonga · 3190 days ago · 450 km deep · 42 km away
  9. 4.7Fiji region · 3195 days ago · 596 km deep · 83 km away
  10. 4.3288 km WNW of Haveluloto, Tonga · 3198 days ago · 537 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000cif8. Read Sat, Oct 3, 2026, 2:30 PM UTC.