Tonga earthquakes

M4.4 earthquake 32 km WSW of Hihifo, Tonga

A magnitude 4.4 earthquake struck 32 km WSW of Hihifo, Tonga on Sun, Sep 4, 2016, 12:16 PM GMT+13 (23:16 UTC), 116 km (72 mi) below the surface.

A larger quake followed: M5.2 41 km W 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-09-03 23:16:20 UTC
Depth
116.0 km (72.0 mi), intermediate-depth
Epicenter
16.063° S, 174.076° 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 10.2 km horizontally, 3.1 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
81°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 4.461 km SW of Hihifo, Tonga · 3676 days ago · 95 km deep · 35 km away
  2. 4.387 km SSW of Hihifo, Tonga · 3666 days ago · 94 km deep · 72 km away
  3. 5.241 km W of Hihifo, Tonga · 3659 days ago · 126 km deep · 12 km away
  4. 4.3123 km SW of Hihifo, Tonga · 3652 days ago · 176 km deep · 96 km away
  5. 4.6124 km WSW of Hihifo, Tonga · 3646 days ago · 23 km deep · 92 km away
  6. 4.039 km NW of Hihifo, Tonga · 3640 days ago · 136 km deep · 36 km away
  7. 4.436 km NNW of Hihifo, Tonga · 3639 days ago · 102 km deep · 50 km away
  8. 4.573 km S of Hihifo, Tonga · 3634 days ago · 54 km deep · 73 km away
  9. 4.985 km SSW of Hihifo, Tonga · 3631 days ago · 110 km deep · 69 km away
  10. 4.282 km NNW of Hihifo, Tonga · 3628 days ago · 102 km deep · 84 km away
  11. 4.511 km NNW of Hihifo, Tonga · 3626 days ago · 80 km deep · 33 km away
  12. 4.457 km NE of Hihifo, Tonga · 3626 days ago · 57 km deep · 87 km away

Before

  1. 4.462 km N of Hihifo, Tonga · 3701 days ago · 10 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10006mg3. Read Sun, Oct 4, 2026, 1:18 AM UTC.