Vanuatu earthquakes

M4.3 earthquake 133 km W of Port-Vila, Vanuatu

A magnitude 4.3 earthquake struck 133 km W of Port-Vila, Vanuatu on Tue, Jul 21, 1981, 3:09 PM GMT+11 (04:09 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.5 109 km W of Port-Vila, Vanuatu. This one was a foreshock.

Port-Vila forecastMore in Vanuatu

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), light
Local time
UTC
1981-07-21 04:09:06 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
17.561° S, 167.070° E
Region
Vanuatu
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.

Depth from
OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 54 in the 30 days before it.

After

  1. 4.5109 km W of Port-Vila, Vanuatu · 16498 days ago · 33 km deep · 24 km away
  2. 4.795 km WNW of Port-Vila, Vanuatu · 16498 days ago · 21 km deep · 56 km away
  3. 4.5109 km NW of Port-Vila, Vanuatu · 16498 days ago · 27 km deep · 72 km away
  4. 4.5117 km S of Lakatoro, Vanuatu · 16498 days ago · 33 km deep · 54 km away
  5. 4.7128 km WNW of Port-Vila, Vanuatu · 16498 days ago · 33 km deep · 22 km away
  6. 4.681 km SSW of Lakatoro, Vanuatu · 16495 days ago · 33 km deep · 85 km away
  7. 3.8120 km W of Port-Vila, Vanuatu · 16494 days ago · 33 km deep · 41 km away
  8. 4.485 km WNW of Port-Vila, Vanuatu · 16494 days ago · 33 km deep · 56 km away
  9. 4.898 km S of Lakatoro, Vanuatu · 16492 days ago · 33 km deep · 86 km away
  10. 5.078 km SSW of Lakatoro, Vanuatu · 16491 days ago · 33 km deep · 90 km away
  11. 4.5126 km W of Port-Vila, Vanuatu · 16491 days ago · 33 km deep · 9 km away
  12. 5.084 km S of Lakatoro, Vanuatu · 16490 days ago · 33 km deep · 85 km away
  13. 4.6106 km S of Lakatoro, Vanuatu · 16480 days ago · 33 km deep · 61 km away
  14. 5.0105 km S of Lakatoro, Vanuatu · 16480 days ago · 33 km deep · 62 km away
  15. 4.5114 km WNW of Port-Vila, Vanuatu · 16480 days ago · 33 km deep · 57 km away
  16. 4.578 km S of Lakatoro, Vanuatu · 16478 days ago · 33 km deep · 87 km away

Before

  1. 4.9143 km SSW of Lakatoro, Vanuatu · 16500 days ago · 22 km deep · 26 km away
  2. 4.5126 km SSW of Lakatoro, Vanuatu · 16500 days ago · 33 km deep · 45 km away
  3. 4.787 km S of Lakatoro, Vanuatu · 16500 days ago · 30 km deep · 81 km away
  4. 5.1132 km SSW of Lakatoro, Vanuatu · 16501 days ago · 27 km deep · 34 km away
  5. 5.5106 km NW of Port-Vila, Vanuatu · 16501 days ago · 46 km deep · 67 km away
  6. 4.691 km NW of Port-Vila, Vanuatu · 16502 days ago · 33 km deep · 70 km away
  7. 4.1Vanuatu · 16502 days ago · 33 km deep · 48 km away
  8. 4.796 km NW of Port-Vila, Vanuatu · 16502 days ago · 33 km deep · 66 km away
  9. 4.791 km S of Lakatoro, Vanuatu · 16502 days ago · 33 km deep · 78 km away
  10. 4.7112 km WNW of Port-Vila, Vanuatu · 16502 days ago · 33 km deep · 24 km away
  11. 4.8119 km S of Lakatoro, Vanuatu · 16503 days ago · 33 km deep · 47 km away
  12. 4.6121 km S of Lakatoro, Vanuatu · 16503 days ago · 33 km deep · 48 km away
  13. 4.7121 km S of Lakatoro, Vanuatu · 16503 days ago · 33 km deep · 45 km away
  14. 5.0106 km WNW of Port-Vila, Vanuatu · 16503 days ago · 33 km deep · 35 km away
  15. 4.686 km WNW of Port-Vila, Vanuatu · 16503 days ago · 33 km deep · 57 km away
  16. 4.665 km W of Port-Vila, Vanuatu · 16503 days ago · 33 km deep · 70 km away
  17. 5.195 km NW of Port-Vila, Vanuatu · 16504 days ago · 34 km deep · 74 km away
  18. 4.368 km WNW of Port-Vila, Vanuatu · 16504 days ago · 33 km deep · 68 km away
  19. 4.359 km WNW of Port-Vila, Vanuatu · 16504 days ago · 33 km deep · 75 km away
  20. 4.495 km WNW of Port-Vila, Vanuatu · 16504 days ago · 33 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001eud. Read Tue, Sep 22, 2026, 3:15 PM UTC.