Tonga earthquakes

M4.3 earthquake 84 km NNE of Hihifo, Tonga

A magnitude 4.3 earthquake struck 84 km NNE of Hihifo, Tonga on Sat, Jan 23, 2016, 4:32 AM GMT+14 (14:32 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.9 101 km NNE of Hihifo, Tonga. This one was a foreshock.

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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, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-01-22 14:32:59 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.209° S, 173.623° 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 8.8 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.16
Depth from
Operator assigned
Station coverage gap
96°
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.693 km NNE of Hihifo, Tonga · 3907 days ago · 35 km deep · 27 km away
  2. 4.2140 km SSW of Gataivai, Samoa · 3898 days ago · 41 km deep · 95 km away
  3. 5.0135 km SSW of Gataivai, Samoa · 3894 days ago · 13 km deep · 86 km away
  4. 5.891 km NNE of Hihifo, Tonga · 3893 days ago · 51 km deep · 24 km away · felt by 4
  5. 4.7101 km ENE of Hihifo, Tonga · 3891 days ago · 10 km deep · 84 km away
  6. 4.589 km NE of Hihifo, Tonga · 3886 days ago · 10 km deep · 47 km away
  7. 4.3117 km NNE of Hihifo, Tonga · 3876 days ago · 35 km deep · 37 km away
  8. 4.454 km NNW of Hihifo, Tonga · 3873 days ago · 184 km deep · 56 km away
  9. 4.4111 km NNE of Hihifo, Tonga · 3865 days ago · 47 km deep · 34 km away
  10. 4.567 km NW of Hihifo, Tonga · 3864 days ago · 168 km deep · 85 km away
  11. 5.9101 km NNE of Hihifo, Tonga · 3863 days ago · 33 km deep · 24 km away · felt by 5
  12. 5.3144 km NE of Hihifo, Tonga · 3859 days ago · 0 km deep · 91 km away · felt by 4
  13. 4.521 km NNE of Hihifo, Tonga · 3859 days ago · 107 km deep · 63 km away
  14. 4.554 km NW of Hihifo, Tonga · 3849 days ago · 81 km deep · 78 km away

Before

  1. 4.695 km NNE of Hihifo, Tonga · 3931 days ago · 25 km deep · 21 km away
  2. 4.862 km ENE of Hihifo, Tonga · 3935 days ago · 10 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20004v2t. Read Mon, Oct 5, 2026, 9:19 AM UTC.