Tonga earthquakes

M4.4 earthquake Tonga region

A magnitude 4.4 earthquake struck in the Tonga region on Sat, Feb 4, 2023, 7:47 AM GMT+13 (18:47 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
4.4 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-02-03 18:47:02 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
22.930° S, 174.626° 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 8.0 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.22
Depth from
Operator assigned
Station coverage gap
154°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 5.3121 km SSE of ‘Ohonua, Tonga · 1330 days ago · 10 km deep · 72 km away
  2. 5.4Tonga region · 1323 days ago · 10 km deep · 65 km away
  3. 5.2131 km SSE of ‘Ohonua, Tonga · 1321 days ago · 10 km deep · 58 km away
  4. 4.9139 km S of ‘Ohonua, Tonga · 1312 days ago · 10 km deep · 59 km away
  5. 4.4143 km SSE of ‘Ohonua, Tonga · 1305 days ago · 10 km deep · 39 km away
  6. 4.6154 km SSE of ‘Ohonua, Tonga · 1302 days ago · 10 km deep · 68 km away
  7. 4.3130 km SSE of ‘Ohonua, Tonga · 1302 days ago · 10 km deep · 62 km away
  8. 4.9118 km SSE of ‘Ohonua, Tonga · 1293 days ago · 10 km deep · 66 km away
  9. 4.4129 km SE of ‘Ohonua, Tonga · 1293 days ago · 10 km deep · 79 km away

Before

  1. 4.2Tonga region · 1349 days ago · 10 km deep · 99 km away
  2. 4.5Tonga region · 1359 days ago · 10 km deep · 42 km away
  3. 4.4201 km S of ‘Ohonua, Tonga · 1359 days ago · 10 km deep · 35 km away
  4. 4.6224 km S of ‘Ohonua, Tonga · 1359 days ago · 10 km deep · 53 km away
  5. 5.2215 km S of ‘Ohonua, Tonga · 1360 days ago · 10 km deep · 46 km away
  6. 4.8215 km S of ‘Ohonua, Tonga · 1360 days ago · 10 km deep · 39 km away
  7. 5.3201 km S of ‘Ohonua, Tonga · 1360 days ago · 10 km deep · 58 km away
  8. 4.7219 km S of ‘Ohonua, Tonga · 1360 days ago · 10 km deep · 54 km away
  9. 4.7Tonga region · 1361 days ago · 10 km deep · 79 km away
  10. 5.6211 km S of ‘Ohonua, Tonga · 1361 days ago · 10 km deep · 76 km away
  11. 4.4Tonga region · 1361 days ago · 10 km deep · 54 km away
  12. 4.5222 km S of ‘Ohonua, Tonga · 1361 days ago · 10 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jmtg. Read Sat, Oct 3, 2026, 12:07 AM UTC.