Vanuatu earthquakes

M4.7 earthquake 124 km NW of Port-Olry, Vanuatu

A magnitude 4.7 earthquake struck 124 km NW of Port-Olry, Vanuatu on Mon, Dec 31, 1973, 5:03 PM GMT+11 (06:03 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M5.5 94 km NW of Port-Olry, Vanuatu. This one was a foreshock.

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

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The earthquake

Magnitude
4.7 (mb), light
Local time
UTC
1973-12-31 06:03:24 UTC
Depth
15.0 km (9.3 mi), shallow
Epicenter
14.121° S, 166.410° 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.

Stations used
10

Nearby

Within 100 km, magnitude 1.7 and up: 33 in the 60 days after this one and 25 in the 30 days before it.

After

  1. 4.492 km NNW of Port-Olry, Vanuatu · 19258 days ago · 35 km deep · 42 km away
  2. 4.336 km WNW of Port-Olry, Vanuatu · 19257 days ago · 21 km deep · 94 km away
  3. 4.484 km NNW of Port-Olry, Vanuatu · 19257 days ago · 46 km deep · 51 km away
  4. 5.594 km NW of Port-Olry, Vanuatu · 19255 days ago · 9 km deep · 50 km away
  5. 5.2102 km NW of Port-Olry, Vanuatu · 19255 days ago · 27 km deep · 29 km away
  6. 5.288 km WNW of Port-Olry, Vanuatu · 19255 days ago · 33 km deep · 82 km away
  7. 5.1Vanuatu · 19255 days ago · 15 km deep · 87 km away
  8. 4.736 km NW of Port-Olry, Vanuatu · 19255 days ago · 17 km deep · 89 km away
  9. 5.362 km WNW of Port-Olry, Vanuatu · 19254 days ago · 21 km deep · 81 km away
  10. 5.162 km NW of Port-Olry, Vanuatu · 19253 days ago · 18 km deep · 65 km away
  11. 4.947 km WNW of Port-Olry, Vanuatu · 19249 days ago · 23 km deep · 90 km away
  12. 7.270 km NNW of Port-Olry, Vanuatu · 19249 days ago · 34 km deep · 60 km away
  13. 4.881 km NNW of Port-Olry, Vanuatu · 19249 days ago · 57 km deep · 48 km away
  14. 5.198 km NNW of Port-Olry, Vanuatu · 19249 days ago · 45 km deep · 28 km away
  15. 5.7100 km W of Sola, Vanuatu · 19249 days ago · 66 km deep · 38 km away
  16. 4.776 km NNW of Port-Olry, Vanuatu · 19249 days ago · 33 km deep · 52 km away
  17. 4.7102 km NNW of Port-Olry, Vanuatu · 19248 days ago · 51 km deep · 28 km away
  18. 4.578 km NNW of Port-Olry, Vanuatu · 19248 days ago · 65 km deep · 48 km away
  19. 4.885 km NNW of Port-Olry, Vanuatu · 19248 days ago · 36 km deep · 44 km away
  20. 4.4Vanuatu · 19248 days ago · 49 km deep · 54 km away
  21. 4.780 km NW of Port-Olry, Vanuatu · 19248 days ago · 59 km deep · 44 km away
  22. 4.6Vanuatu · 19248 days ago · 46 km deep · 65 km away
  23. 4.351 km NNW of Port-Olry, Vanuatu · 19248 days ago · 46 km deep · 74 km away
  24. 6.2108 km WSW of Sola, Vanuatu · 19248 days ago · 15 km deep · 20 km away
  25. 4.471 km NNW of Port-Olry, Vanuatu · 19247 days ago · 16 km deep · 59 km away
  26. 5.070 km NNW of Port-Olry, Vanuatu · 19247 days ago · 33 km deep · 58 km away
  27. 4.729 km NW of Port-Olry, Vanuatu · 19247 days ago · 21 km deep · 96 km away
  28. 5.0104 km NW of Port-Olry, Vanuatu · 19245 days ago · 33 km deep · 32 km away
  29. 5.097 km NW of Port-Olry, Vanuatu · 19244 days ago · 5 km deep · 39 km away
  30. 4.885 km WNW of Port-Olry, Vanuatu · 19244 days ago · 36 km deep · 60 km away
  31. 4.8105 km NNW of Port-Olry, Vanuatu · 19243 days ago · 32 km deep · 22 km away
  32. 5.676 km N of Port-Olry, Vanuatu · 19239 days ago · 33 km deep · 65 km away
  33. 4.955 km NW of Port-Olry, Vanuatu · 19219 days ago · 35 km deep · 72 km away

Before

  1. 4.952 km NW of Port-Olry, Vanuatu · 19259 days ago · 34 km deep · 72 km away
  2. 4.425 km NW of Port-Olry, Vanuatu · 19259 days ago · 33 km deep · 99 km away
  3. 4.890 km NW of Port-Olry, Vanuatu · 19259 days ago · 33 km deep · 37 km away
  4. 4.868 km NNW of Port-Olry, Vanuatu · 19260 days ago · 37 km deep · 59 km away
  5. 4.8101 km NNW of Port-Olry, Vanuatu · 19260 days ago · 33 km deep · 25 km away
  6. 5.0109 km NNW of Port-Olry, Vanuatu · 19260 days ago · 37 km deep · 17 km away
  7. 4.7119 km NW of Port-Olry, Vanuatu · 19260 days ago · 33 km deep · 7 km away
  8. 5.3104 km NNW of Port-Olry, Vanuatu · 19261 days ago · 20 km deep · 21 km away
  9. 5.864 km WNW of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 82 km away
  10. 5.676 km NNW of Port-Olry, Vanuatu · 19261 days ago · 50 km deep · 48 km away
  11. 5.562 km W of Port-Olry, Vanuatu · 19261 days ago · 43 km deep · 93 km away
  12. 5.635 km WNW of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 97 km away
  13. 5.072 km NW of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 52 km away
  14. 4.563 km W of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 98 km away
  15. 5.252 km WNW of Port-Olry, Vanuatu · 19261 days ago · 37 km deep · 90 km away
  16. 5.257 km WNW of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 85 km away
  17. 5.774 km NNW of Port-Olry, Vanuatu · 19261 days ago · 62 km deep · 50 km away
  18. 5.254 km W of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 99 km away
  19. 4.788 km WNW of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 75 km away
  20. 5.588 km NW of Port-Olry, Vanuatu · 19261 days ago · 33 km deep · 42 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00004rg. Read Tue, Sep 22, 2026, 10:34 PM UTC.