Tonga earthquakes

M4.8 earthquake 58 km N of Hihifo, Tonga

A magnitude 4.8 earthquake struck 58 km N of Hihifo, Tonga on Wed, Nov 24, 2021, 6:21 AM GMT+13 (17:21 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.4 130 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
4.8 (mb), light
Local time
UTC
2021-11-23 17:21:38 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
15.435° S, 173.714° 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 8.3 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.20
Depth from
Operator assigned
Station coverage gap
70°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.8 and up: 10 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 5.4130 km NE of Hihifo, Tonga · 1769 days ago · 10 km deep · 84 km away · felt by 4
  2. 5.2114 km NNE of Hihifo, Tonga · 1769 days ago · 10 km deep · 63 km away · felt by 2
  3. 4.5102 km NNE of Hihifo, Tonga · 1764 days ago · 10 km deep · 48 km away
  4. 5.1121 km NE of Hihifo, Tonga · 1760 days ago · 10 km deep · 76 km away · felt by 1
  5. 4.4113 km ENE of Hihifo, Tonga · 1760 days ago · 10 km deep · 89 km away
  6. 4.298 km NW of Hihifo, Tonga · 1758 days ago · 214 km deep · 72 km away
  7. 4.5101 km NNW of Hihifo, Tonga · 1744 days ago · 10 km deep · 64 km away
  8. 4.4107 km N of Hihifo, Tonga · 1733 days ago · 10 km deep · 50 km away
  9. 5.079 km ENE of Hihifo, Tonga · 1723 days ago · 35 km deep · 71 km away
  10. 4.68 km SSE of Hihifo, Tonga · 1719 days ago · 77 km deep · 66 km away

Before

  1. 4.385 km NNE of Hihifo, Tonga · 1774 days ago · 35 km deep · 36 km away
  2. 4.2115 km NNE of Hihifo, Tonga · 1781 days ago · 10 km deep · 59 km away
  3. 4.875 km E of Hihifo, Tonga · 1782 days ago · 10 km deep · 86 km away
  4. 4.636 km SSE of Hihifo, Tonga · 1789 days ago · 73 km deep · 90 km away
  5. 4.294 km NE of Hihifo, Tonga · 1792 days ago · 10 km deep · 65 km away
  6. 4.313 km E of Hihifo, Tonga · 1793 days ago · 71 km deep · 60 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000fxah. Read Wed, Sep 30, 2026, 8:12 AM UTC.