Tonga earthquakes

M4.9 earthquake 102 km S of Hihifo, Tonga

A magnitude 4.9 earthquake struck 102 km S of Hihifo, Tonga on Sat, Feb 5, 2022, 12:15 PM GMT+13 (23:15 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.9 25 km SW 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
4.9 (mb), light
Local time
UTC
2022-02-04 23:15:38 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
16.873° S, 173.679° 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 10.8 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
126°
Stations used
73

Nearest places

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

Nearby

Within 100 km, magnitude 1.9 and up: 9 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 4.7143 km SSW of Hihifo, Tonga · 1698 days ago · 151 km deep · 74 km away
  2. 5.925 km SW of Hihifo, Tonga · 1681 days ago · 163 km deep · 90 km away · felt by 2
  3. 4.7112 km SSW of Hihifo, Tonga · 1670 days ago · 152 km deep · 73 km away
  4. 4.3116 km S of Hihifo, Tonga · 1667 days ago · 139 km deep · 19 km away
  5. 4.2137 km SSW of Hihifo, Tonga · 1664 days ago · 108 km deep · 65 km away
  6. 4.951 km S of Hihifo, Tonga · 1659 days ago · 85 km deep · 54 km away
  7. 4.640 km ESE of Hihifo, Tonga · 1659 days ago · 35 km deep · 95 km away
  8. 4.6117 km S of Hihifo, Tonga · 1657 days ago · 10 km deep · 16 km away
  9. 5.2127 km SSW of Hihifo, Tonga · 1642 days ago · 10 km deep · 77 km away · felt by 1

Before

  1. 4.7122 km S of Hihifo, Tonga · 1702 days ago · 87 km deep · 38 km away
  2. 4.670 km SSW of Hihifo, Tonga · 1704 days ago · 147 km deep · 65 km away
  3. 4.6151 km SSW of Hihifo, Tonga · 1715 days ago · 69 km deep · 72 km away
  4. 4.355 km SW of Hihifo, Tonga · 1717 days ago · 144 km deep · 83 km away
  5. 4.6137 km N of Neiafu, Tonga · 1718 days ago · 109 km deep · 77 km away · felt by 1
  6. 4.68 km SSE of Hihifo, Tonga · 1719 days ago · 77 km deep · 95 km away
  7. 4.493 km SSW of Hihifo, Tonga · 1725 days ago · 112 km deep · 42 km away
  8. 4.277 km SW of Hihifo, Tonga · 1725 days ago · 124 km deep · 75 km away
  9. 4.3120 km SSW of Hihifo, Tonga · 1727 days ago · 124 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000gi46. Read Wed, Sep 30, 2026, 9:43 AM UTC.