Hawaii earthquakes

M3.4 earthquake 17 km W of Volcano, Hawaii

A magnitude 3.4 earthquake struck 17 km W of Volcano, Hawaii on Fri, Aug 26, 1966, 3:00 PM GMT-10 (01:00 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.0 Island of Hawaii, Hawaii. 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
3.4 (ml), minor
Local time
UTC
1966-08-27 01:00:44 UTC
Depth
4.7 km (2.9 mi), shallow
Epicenter
19.424° N, 155.399° W
Region
Hawaii
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 1.1 km horizontally, 3.4 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
75°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 80 in the 60 days after this one and 42 in the 30 days before it.

After

  1. 2.615 km NNE of P?hala, Hawaii · 21940 days ago · 6 km deep · 10 km away
  2. 2.719 km N of P?hala, Hawaii · 21939 days ago · 7 km deep · 8 km away
  3. 2.524 km SSW of Leilani Estates, Hawaii · 21938 days ago · 2 km deep · 48 km away
  4. 2.112 km NE of Honomu, Hawaii · 21937 days ago · 36 km deep · 70 km away
  5. 2.421 km NNE of P?hala, Hawaii · 21936 days ago · 5 km deep · 5 km away
  6. 2.524 km N of P?hala, Hawaii · 21935 days ago · 6 km deep · 9 km away
  7. 2.49 km SW of Honaunau-Napoopoo, Hawaii · 21935 days ago · 1 km deep · 56 km away
  8. 2.524 km N of P?hala, Hawaii · 21935 days ago · 5 km deep · 9 km away
  9. 2.915 km ENE of Pepeekeo, Hawaii · 21935 days ago · 42 km deep · 67 km away
  10. 3.36 km NNW of Puako, Hawaii · 21935 days ago · 14 km deep · 82 km away
  11. 2.723 km W of Volcano, Hawaii · 21935 days ago · 9 km deep · 6 km away
  12. 2.710 km S of Volcano, Hawaii · 21934 days ago · 2 km deep · 20 km away
  13. 2.823 km SSE of Waikoloa, Hawaii · 21934 days ago · 5 km deep · 50 km away
  14. 2.316 km SSE of Fern Forest, Hawaii · 21934 days ago · 7 km deep · 37 km away
  15. 2.817 km WSW of Volcano, Hawaii · 21933 days ago · 7 km deep · 2 km away
  16. 4.0Island of Hawaii, Hawaii · 21932 days ago · 10 km deep · 10 km away
  17. 3.119 km W of Volcano, Hawaii · 21932 days ago · 8 km deep · 2 km away
  18. 2.619 km WSW of Volcano, Hawaii · 21932 days ago · 8 km deep · 4 km away
  19. 2.612 km SSW of Volcano, Hawaii · 21932 days ago · 29 km deep · 14 km away
  20. 3.216 km N of P?hala, Hawaii · 21932 days ago · 8 km deep · 10 km away
  21. 2.69 km NNW of P?hala, Hawaii · 21931 days ago · 11 km deep · 20 km away
  22. 2.426 km N of P?hala, Hawaii · 21931 days ago · -1 km deep · 11 km away
  23. 2.118 km S of Fern Forest, Hawaii · 21930 days ago · 5 km deep · 34 km away
  24. 2.716 km NNE of P?hala, Hawaii · 21929 days ago · 8 km deep · 9 km away
  25. 2.319 km NNE of P?hala, Hawaii · 21928 days ago · 8 km deep · 6 km away
  26. 2.415 km SSE of Volcano, Hawaii · 21928 days ago · 1 km deep · 28 km away
  27. 2.46 km WSW of P?hala, Hawaii · 21925 days ago · 9 km deep · 31 km away
  28. 3.219 km SSE of Volcano, Hawaii · 21925 days ago · 1 km deep · 30 km away
  29. 2.521 km W of Volcano, Hawaii · 21923 days ago · 3 km deep · 4 km away
  30. 2.446 km ESE of P?hala, Hawaii · 21922 days ago · 16 km deep · 58 km away
  31. 2.719 km NNE of P?hala, Hawaii · 21921 days ago · 9 km deep · 7 km away
  32. 2.317 km SSE of Volcano, Hawaii · 21921 days ago · 1 km deep · 28 km away
  33. 2.613 km S of Volcano, Hawaii · 21917 days ago · 6 km deep · 21 km away
  34. 3.610 km SSW of Volcano, Hawaii · 21917 days ago · 28 km deep · 15 km away
  35. 2.610 km SSW of Volcano, Hawaii · 21917 days ago · 30 km deep · 15 km away
  36. 3.27 km SW of Volcano, Hawaii · 21916 days ago · 30 km deep · 13 km away
  37. 2.66 km SSW of Volcano, Hawaii · 21916 days ago · 29 km deep · 15 km away
  38. 2.58 km SSW of Volcano, Hawaii · 21916 days ago · 27 km deep · 15 km away
  39. 2.610 km SSW of Volcano, Hawaii · 21916 days ago · 29 km deep · 16 km away
  40. 2.66 km SSW of Volcano, Hawaii · 21916 days ago · 28 km deep · 14 km away
  41. 2.67 km SSW of Volcano, Hawaii · 21916 days ago · 31 km deep · 15 km away
  42. 2.57 km SW of Volcano, Hawaii · 21916 days ago · 27 km deep · 12 km away
  43. 3.311 km ENE of Pepeekeo, Hawaii · 21916 days ago · 4 km deep · 65 km away
  44. 2.69 km SSE of Volcano, Hawaii · 21915 days ago · 5 km deep · 23 km away
  45. 2.5Island of Hawaii, Hawaii · 21914 days ago · 7 km deep · 41 km away
  46. 2.82 km E of Ainaloa, Hawaii · 21914 days ago · 11 km deep · 46 km away
  47. 2.911 km E of Naalehu, Hawaii · 21914 days ago · 30 km deep · 40 km away
  48. 2.212 km SSE of Volcano, Hawaii · 21912 days ago · 4 km deep · 24 km away
  49. 2.316 km WNW of Volcano, Hawaii · 21911 days ago · 12 km deep · 8 km away
  50. 2.212 km SSE of Volcano, Hawaii · 21910 days ago · 3 km deep · 24 km away
  51. 2.417 km WNW of Volcano, Hawaii · 21910 days ago · 8 km deep · 9 km away
  52. 3.717 km W of Volcano, Hawaii · 21909 days ago · 4 km deep · 1 km away
  53. 2.519 km S of Leilani Estates, Hawaii · 21908 days ago · 10 km deep · 53 km away
  54. 2.516 km S of Fern Forest, Hawaii · 21908 days ago · 7 km deep · 29 km away
  55. 3.0Island of Hawaii, Hawaii · 21907 days ago · 5 km deep · 44 km away
  56. 2.85 km ENE of Honaunau-Napoopoo, Hawaii · 21906 days ago · 4 km deep · 44 km away
  57. 2.919 km W of Volcano, Hawaii · 21906 days ago · 7 km deep · 3 km away
  58. 3.76 km S of Volcano, Hawaii · 21904 days ago · 29 km deep · 17 km away
  59. 2.75 km SSW of Volcano, Hawaii · 21903 days ago · 27 km deep · 15 km away
  60. 2.616 km SSE of Fern Forest, Hawaii · 21903 days ago · 6 km deep · 34 km away

The first 60 of 80.

Before

  1. 2.419 km SSE of Fern Forest, Hawaii · 21942 days ago · 5 km deep · 38 km away
  2. 2.512 km SSW of Volcano, Hawaii · 21943 days ago · 30 km deep · 15 km away
  3. 2.76 km ENE of P?pa‘ikou, Hawaii · 21944 days ago · 35 km deep · 58 km away
  4. 2.518 km WSW of Volcano, Hawaii · 21944 days ago · 4 km deep · 5 km away
  5. 2.817 km WSW of Volcano, Hawaii · 21944 days ago · 5 km deep · 6 km away
  6. 2.626 km E of Honaunau-Napoopoo, Hawaii · 21944 days ago · 7 km deep · 25 km away
  7. 2.78 km NE of Honaunau-Napoopoo, Hawaii · 21944 days ago · -1 km deep · 43 km away
  8. 2.713 km SSW of Volcano, Hawaii · 21945 days ago · 28 km deep · 15 km away
  9. 2.417 km W of Volcano, Hawaii · 21945 days ago · 12 km deep · 1 km away
  10. 2.424 km W of Volcano, Hawaii · 21946 days ago · -1 km deep · 7 km away
  11. 2.814 km SSE of Volcano, Hawaii · 21946 days ago · 0 km deep · 26 km away
  12. 2.745 km S of Fern Forest, Hawaii · 21946 days ago · 15 km deep · 53 km away
  13. 2.519 km WSW of Volcano, Hawaii · 21946 days ago · 5 km deep · 3 km away
  14. 2.510 km SSW of Volcano, Hawaii · 21947 days ago · 30 km deep · 15 km away
  15. 2.77 km SSW of Volcano, Hawaii · 21948 days ago · 30 km deep · 16 km away
  16. 2.916 km S of Volcano, Hawaii · 21949 days ago · 42 km deep · 24 km away
  17. 2.911 km SSW of Volcano, Hawaii · 21949 days ago · 33 km deep · 17 km away
  18. 3.117 km SSE of Volcano, Hawaii · 21949 days ago · 47 km deep · 28 km away
  19. 4.112 km SSW of Volcano, Hawaii · 21949 days ago · 37 km deep · 18 km away
  20. 2.26 km SSE of Volcano, Hawaii · 21950 days ago · 4 km deep · 20 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19660347. Read Tue, Sep 22, 2026, 8:42 PM UTC.