Tonga earthquakes

M4.4 earthquake 3 km SSE of Hihifo, Tonga

A magnitude 4.4 earthquake struck 3 km SSE of Hihifo, Tonga on Wed, Apr 20, 2016, 9:05 AM GMT+13 (20:05 UTC), 114 km (71 mi) below the surface.

A larger quake followed: M5.4 87 km ENE 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
2016-04-19 20:05:37 UTC
Depth
113.7 km (70.6 mi), intermediate-depth
Epicenter
15.984° S, 173.787° 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 4.8 km horizontally, 7.7 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
74°
Stations used
68

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 6 in the 30 days before it.

After

  1. 4.693 km SSE of Hihifo, Tonga · 3814 days ago · 10 km deep · 91 km away
  2. 4.524 km NNE of Hihifo, Tonga · 3804 days ago · 71 km deep · 27 km away
  3. 4.790 km ESE of Hihifo, Tonga · 3800 days ago · 10 km deep · 89 km away
  4. 4.225 km WSW of Hihifo, Tonga · 3800 days ago · 83 km deep · 26 km away
  5. 4.596 km ESE of Hihifo, Tonga · 3800 days ago · 35 km deep · 95 km away
  6. 4.439 km WSW of Hihifo, Tonga · 3798 days ago · 139 km deep · 39 km away
  7. 4.282 km SSW of Hihifo, Tonga · 3795 days ago · 128 km deep · 80 km away
  8. 4.688 km E of Hihifo, Tonga · 3777 days ago · 35 km deep · 87 km away
  9. 5.487 km ENE of Hihifo, Tonga · 3775 days ago · 25 km deep · 88 km away
  10. 4.597 km E of Hihifo, Tonga · 3775 days ago · 18 km deep · 96 km away
  11. 4.496 km ENE of Hihifo, Tonga · 3769 days ago · 10 km deep · 97 km away
  12. 4.468 km NNW of Hihifo, Tonga · 3767 days ago · 70 km deep · 72 km away

Before

  1. 4.463 km SE of Hihifo, Tonga · 3821 days ago · 10 km deep · 60 km away
  2. 4.694 km NNW of Hihifo, Tonga · 3834 days ago · 77 km deep · 98 km away
  3. 4.554 km SSW of Hihifo, Tonga · 3838 days ago · 81 km deep · 52 km away
  4. 4.594 km N of Hihifo, Tonga · 3838 days ago · 17 km deep · 98 km away
  5. 4.664 km N of Hihifo, Tonga · 3844 days ago · 51 km deep · 68 km away
  6. 4.554 km NW of Hihifo, Tonga · 3849 days ago · 81 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20005jws. Read Mon, Oct 5, 2026, 6:39 AM UTC.