Samoa earthquakes

M4.3 earthquake Samoa Islands region

A magnitude 4.3 earthquake struck in the Samoa Islands region on Tue, Feb 7, 2023, 5:52 PM GMT+13 (04:52 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.3 107 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
4.3 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-02-07 04:52:38 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
14.775° S, 173.336° W
Region
Samoa
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 10.1 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.24
Depth from
Operator assigned
Station coverage gap
113°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 4.5Samoa Islands region · 1333 days ago · 10 km deep · 27 km away
  2. 4.1132 km NNE of Hihifo, Tonga · 1308 days ago · 10 km deep · 27 km away
  3. 4.694 km NE of Hihifo, Tonga · 1306 days ago · 10 km deep · 66 km away
  4. 4.695 km NNW of Hihifo, Tonga · 1306 days ago · 112 km deep · 98 km away
  5. 4.6114 km NNE of Hihifo, Tonga · 1300 days ago · 10 km deep · 30 km away
  6. 4.7106 km NNE of Hihifo, Tonga · 1300 days ago · 21 km deep · 33 km away
  7. 4.3110 km NNE of Hihifo, Tonga · 1290 days ago · 10 km deep · 34 km away
  8. 4.5Samoa Islands region · 1288 days ago · 10 km deep · 33 km away
  9. 5.3107 km NE of Hihifo, Tonga · 1286 days ago · 14 km deep · 57 km away · felt by 2
  10. 4.3114 km NNE of Hihifo, Tonga · 1278 days ago · 10 km deep · 27 km away
  11. 4.4107 km NE of Hihifo, Tonga · 1276 days ago · 34 km deep · 69 km away

Before

  1. 4.9Samoa Islands region · 1337 days ago · 10 km deep · 87 km away
  2. 4.3102 km ENE of Hihifo, Tonga · 1347 days ago · 35 km deep · 84 km away
  3. 4.8118 km NE of Hihifo, Tonga · 1350 days ago · 10 km deep · 48 km away
  4. 4.9107 km ENE of Hihifo, Tonga · 1354 days ago · 10 km deep · 84 km away
  5. 4.9Tonga · 1357 days ago · 10 km deep · 58 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jp3r. Read Mon, Oct 5, 2026, 8:39 AM UTC.