Tonga earthquakes

M4.5 earthquake 94 km N of Hihifo, Tonga

A magnitude 4.5 earthquake struck 94 km N of Hihifo, Tonga on Sat, Apr 2, 2016, 8:41 PM GMT+14 (06:41 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M4.9 134 km NE 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
4.5 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-04-02 06:41:43 UTC
Depth
17.5 km (10.8 mi), shallow
Epicenter
15.110° S, 173.686° 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 9.0 km horizontally, 4.0 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
62°
Stations used
26

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 8 in the 30 days before it.

After

  1. 4.694 km NNW of Hihifo, Tonga · 3834 days ago · 77 km deep · 37 km away
  2. 4.43 km SSE of Hihifo, Tonga · 3820 days ago · 114 km deep · 98 km away
  3. 4.5141 km SSW of Gataivai, Samoa · 3818 days ago · 10 km deep · 83 km away
  4. 4.7110 km NNE of Hihifo, Tonga · 3810 days ago · 35 km deep · 36 km away
  5. 4.524 km NNE of Hihifo, Tonga · 3804 days ago · 71 km deep · 71 km away
  6. 4.4107 km NNE of Hihifo, Tonga · 3802 days ago · 35 km deep · 35 km away
  7. 4.5108 km NNE of Hihifo, Tonga · 3801 days ago · 10 km deep · 47 km away
  8. 4.3147 km N of Hihifo, Tonga · 3793 days ago · 10 km deep · 54 km away
  9. 4.6104 km NNE of Hihifo, Tonga · 3789 days ago · 23 km deep · 19 km away
  10. 4.9134 km NE of Hihifo, Tonga · 3789 days ago · 10 km deep · 89 km away

Before

  1. 4.664 km N of Hihifo, Tonga · 3843 days ago · 51 km deep · 37 km away
  2. 5.3143 km N of Hihifo, Tonga · 3844 days ago · 17 km deep · 50 km away
  3. 4.554 km NW of Hihifo, Tonga · 3849 days ago · 81 km deep · 81 km away
  4. 4.521 km NNE of Hihifo, Tonga · 3858 days ago · 107 km deep · 73 km away
  5. 5.3144 km NE of Hihifo, Tonga · 3859 days ago · 0 km deep · 97 km away · felt by 4
  6. 5.9101 km NNE of Hihifo, Tonga · 3863 days ago · 33 km deep · 28 km away · felt by 5
  7. 4.567 km NW of Hihifo, Tonga · 3864 days ago · 168 km deep · 86 km away
  8. 4.4111 km NNE of Hihifo, Tonga · 3865 days ago · 47 km deep · 36 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20005gdc. Read Sun, Oct 4, 2026, 10:55 PM UTC.