Tonga earthquakes

M5.3 earthquake 121 km ESE of ?Ohonua, Tonga

A magnitude 5.3 earthquake struck 121 km ESE of ?Ohonua, Tonga on Sat, Feb 4, 2023, 6:09 PM GMT+13 (05:09 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.4 Tonga region. This one was a foreshock.

Nuku‘alofa forecastMore in Tonga

Map

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

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The earthquake

Magnitude
5.3 (mb, body-wave), moderate
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-02-04 05:09:36 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
21.846° S, 173.913° 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 6.8 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
87°
Stations used
62

Nearest places

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

Nearby

Within 100 km, magnitude 2.3 and up: 12 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.9115 km ESE of ‘Ohonua, Tonga · 1336 days ago · 10 km deep · 8 km away
  2. 5.3121 km SSE of ‘Ohonua, Tonga · 1331 days ago · 10 km deep · 74 km away
  3. 5.4Tonga region · 1323 days ago · 10 km deep · 79 km away
  4. 5.2131 km SSE of ‘Ohonua, Tonga · 1321 days ago · 10 km deep · 85 km away
  5. 4.788 km E of ‘Ohonua, Tonga · 1310 days ago · 10 km deep · 69 km away
  6. 4.698 km E of ‘Ohonua, Tonga · 1310 days ago · 10 km deep · 60 km away
  7. 4.6154 km SSE of ‘Ohonua, Tonga · 1302 days ago · 10 km deep · 78 km away
  8. 4.3130 km SSE of ‘Ohonua, Tonga · 1302 days ago · 10 km deep · 81 km away
  9. 4.5118 km E of ‘Ohonua, Tonga · 1298 days ago · 10 km deep · 39 km away
  10. 4.9118 km SSE of ‘Ohonua, Tonga · 1293 days ago · 10 km deep · 84 km away
  11. 4.4129 km SE of ‘Ohonua, Tonga · 1293 days ago · 10 km deep · 62 km away
  12. 4.8158 km SSE of ‘Ohonua, Tonga · 1277 days ago · 10 km deep · 92 km away

Before

  1. 4.2Tonga region · 1349 days ago · 10 km deep · 76 km away
  2. 5.085 km E of ‘Ohonua, Tonga · 1353 days ago · 10 km deep · 57 km away
  3. 4.3110 km E of ‘Ohonua, Tonga · 1364 days ago · 10 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jlc7. Read Sat, Oct 3, 2026, 5:43 AM UTC.