Tonga earthquakes

M4.6 earthquake 137 km N of Neiafu, Tonga

A magnitude 4.6 earthquake struck 137 km N of Neiafu, Tonga on Sun, Jan 16, 2022, 3:32 AM GMT-12 (15:32 UTC), 109 km (68 mi) below the surface.

A larger quake followed: M4.9 102 km S of Hihifo, Tonga. 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
2022-01-16 15:32:32 UTC
Depth
108.9 km (67.7 mi), intermediate-depth
Epicenter
17.416° S, 174.121° W
Region
Tonga
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

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 9.1 km horizontally, 6.5 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
72°
Stations used
83

Nearby

Within 100 km, magnitude 1.6 and up: 11 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 4.6151 km SSW of Hihifo, Tonga · 1718 days ago · 69 km deep · 21 km away
  2. 4.892 km NE of Neiafu, Tonga · 1715 days ago · 35 km deep · 93 km away
  3. 4.2101 km NNW of Neiafu, Tonga · 1714 days ago · 164 km deep · 39 km away
  4. 4.7122 km S of Hihifo, Tonga · 1704 days ago · 87 km deep · 44 km away
  5. 4.9102 km S of Hihifo, Tonga · 1701 days ago · 10 km deep · 77 km away · felt by 1
  6. 4.7143 km SSW of Hihifo, Tonga · 1701 days ago · 151 km deep · 36 km away
  7. 4.4112 km NW of Neiafu, Tonga · 1699 days ago · 186 km deep · 100 km away
  8. 4.7112 km SSW of Hihifo, Tonga · 1672 days ago · 152 km deep · 72 km away
  9. 4.3116 km S of Hihifo, Tonga · 1670 days ago · 139 km deep · 58 km away
  10. 4.2137 km SSW of Hihifo, Tonga · 1667 days ago · 108 km deep · 35 km away
  11. 4.978 km NW of Neiafu, Tonga · 1662 days ago · 91 km deep · 96 km away

Before

  1. 4.493 km SSW of Hihifo, Tonga · 1728 days ago · 112 km deep · 73 km away
  2. 4.3120 km SSW of Hihifo, Tonga · 1730 days ago · 124 km deep · 46 km away
  3. 4.270 km NNW of Neiafu, Tonga · 1732 days ago · 138 km deep · 79 km away
  4. 4.668 km NNW of Neiafu, Tonga · 1735 days ago · 85 km deep · 74 km away
  5. 4.6126 km SSW of Hihifo, Tonga · 1736 days ago · 61 km deep · 44 km away
  6. 4.396 km NW of Neiafu, Tonga · 1739 days ago · 165 km deep · 99 km away
  7. 5.6124 km SSE of Hihifo, Tonga · 1743 days ago · 43 km deep · 79 km away · felt by 5
  8. 4.558 km N of Neiafu, Tonga · 1746 days ago · 10 km deep · 79 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000gchb. Read Sat, Oct 3, 2026, 3:51 AM UTC.