Tonga earthquakes

M4.6 earthquake 148 km NE of Neiafu, Tonga

A magnitude 4.6 earthquake struck 148 km NE of Neiafu, Tonga on Tue, Apr 26, 2016, 5:01 AM GMT-12 (17:01 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.6 Tonga region. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.6 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2016-04-26 17:01:13 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
17.660° S, 173.033° 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 10.9 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.32
Depth from
Operator assigned
Station coverage gap
98°
Stations used
8

Nearby

Within 100 km, magnitude 1.6 and up: 10 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.7117 km NNE of Neiafu, Tonga · 3802 days ago · 60 km deep · 78 km away
  2. 4.678 km ENE of Neiafu, Tonga · 3799 days ago · 10 km deep · 93 km away
  3. 4.5220 km NE of Neiafu, Tonga · 3795 days ago · 10 km deep · 76 km away
  4. 4.4124 km SSE of Hihifo, Tonga · 3784 days ago · 45 km deep · 85 km away
  5. 4.5114 km NE of Neiafu, Tonga · 3773 days ago · 35 km deep · 34 km away
  6. 4.4198 km SE of Hihifo, Tonga · 3773 days ago · 10 km deep · 61 km away
  7. 5.6Tonga region · 3773 days ago · 10 km deep · 42 km away
  8. 4.4175 km NE of Neiafu, Tonga · 3769 days ago · 10 km deep · 31 km away
  9. 4.8176 km NE of Neiafu, Tonga · 3768 days ago · 10 km deep · 44 km away
  10. 4.7160 km NE of Neiafu, Tonga · 3764 days ago · 10 km deep · 36 km away

Before

  1. 5.7133 km NE of Neiafu, Tonga · 3815 days ago · 27 km deep · 19 km away
  2. 5.3209 km SE of Hihifo, Tonga · 3816 days ago · 10 km deep · 80 km away
  3. 4.6162 km NE of Neiafu, Tonga · 3820 days ago · 10 km deep · 17 km away
  4. 4.8151 km NE of Neiafu, Tonga · 3836 days ago · 35 km deep · 12 km away
  5. 4.5143 km NNE of Neiafu, Tonga · 3837 days ago · 10 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10005e22. Read Sun, Oct 4, 2026, 6:51 PM UTC.