Hawaii earthquakes

M2.8 earthquake 23 km W of Volcano, Hawaii

A magnitude 2.8 earthquake struck 23 km W of Volcano, Hawaii on Fri, Dec 16, 1966, 2:33 AM GMT-10 (12:33 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.3 8 km SW of Volcano, Hawaii. 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
2.8 (ML, local (Richter)), micro
Magnitude from
Hawaiian Volcano Observatory
Local time
UTC
1966-12-16 12:33:14 UTC
Depth
7.1 km (4.4 mi), shallow
Epicenter
19.451° N, 155.458° 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 0.7 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
121°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 76 in the 60 days after this one and 36 in the 30 days before it.

After

  1. 2.64 km W of P?hala, Hawaii · 21839 days ago · -1 km deep · 29 km away
  2. 2.412 km SSE of Fern Forest, Hawaii · 21834 days ago · 6 km deep · 41 km away
  3. 2.710 km SSW of Volcano, Hawaii · 21832 days ago · 27 km deep · 21 km away
  4. 3.516 km SSE of Fern Forest, Hawaii · 21831 days ago · 8 km deep · 40 km away
  5. 2.911 km SSW of Volcano, Hawaii · 21827 days ago · 31 km deep · 22 km away
  6. 4.38 km SW of Volcano, Hawaii · 21826 days ago · 28 km deep · 19 km away
  7. 3.19 km SW of Volcano, Hawaii · 21826 days ago · 27 km deep · 19 km away
  8. 3.610 km WSW of Volcano, Hawaii · 21826 days ago · 29 km deep · 14 km away
  9. 2.5Island of Hawaii, Hawaii · 21825 days ago · 1 km deep · 13 km away
  10. 2.817 km SSW of Volcano, Hawaii · 21825 days ago · 38 km deep · 25 km away
  11. 2.817 km N of P?hala, Hawaii · 21824 days ago · 5 km deep · 11 km away
  12. 2.97 km NNE of Honaunau-Napoopoo, Hawaii · 21824 days ago · 34 km deep · 39 km away
  13. 3.018 km S of Volcano, Hawaii · 21824 days ago · 0 km deep · 32 km away
  14. 2.77 km NNE of P?hala, Hawaii · 21823 days ago · 6 km deep · 21 km away
  15. 2.621 km SW of Laup?hoehoe, Hawaii · 21820 days ago · 16 km deep · 44 km away
  16. 2.514 km S of Fern Forest, Hawaii · 21820 days ago · 4 km deep · 35 km away
  17. 3.77 km SW of Volcano, Hawaii · 21820 days ago · 28 km deep · 20 km away
  18. 2.56 km WSW of Volcano, Hawaii · 21819 days ago · 34 km deep · 19 km away
  19. 2.521 km N of P?hala, Hawaii · 21818 days ago · 8 km deep · 7 km away
  20. 3.33 km ESE of H?lualoa, Hawaii · 21818 days ago · 9 km deep · 51 km away
  21. 1.919 km S of Honoka‘a, Hawaii · 21818 days ago · 9 km deep · 51 km away
  22. 2.916 km SSE of Fern Forest, HI · 21817 days ago · 0 km deep · 40 km away
  23. 3.015 km SSE of Fern Forest, Hawaii · 21817 days ago · 0 km deep · 41 km away
  24. 2.513 km S of Fern Forest, Hawaii · 21817 days ago · 4 km deep · 34 km away
  25. 3.611 km SSE of Fern Forest, Hawaii · 21816 days ago · 6 km deep · 40 km away
  26. 3.914 km SSE of Fern Forest, Hawaii · 21815 days ago · 9 km deep · 43 km away
  27. 3.18 km SW of Volcano, Hawaii · 21815 days ago · 29 km deep · 20 km away
  28. 2.829 km E of Honaunau-Napoopoo, Hawaii · 21815 days ago · 18 km deep · 13 km away
  29. 2.820 km W of Volcano, Hawaii · 21813 days ago · 5 km deep · 4 km away
  30. 2.813 km SSE of Eden Roc, Hawaii · 21811 days ago · 0 km deep · 45 km away
  31. 3.013 km NNE of P?hala, Hawaii · 21811 days ago · 30 km deep · 15 km away
  32. 3.117 km N of P?hala, Hawaii · 21807 days ago · 4 km deep · 11 km away
  33. 2.616 km S of Fern Forest, Hawaii · 21804 days ago · 8 km deep · 36 km away
  34. 3.821 km N of P?hala, Hawaii · 21804 days ago · 2 km deep · 6 km away
  35. 4.118 km W of Volcano, Hawaii · 21803 days ago · 8 km deep · 5 km away
  36. 2.219 km W of Volcano, Hawaii · 21803 days ago · 3 km deep · 5 km away
  37. 2.321 km W of Volcano, Hawaii · 21803 days ago · 3 km deep · 5 km away
  38. 2.415 km SW of Leilani Estates, Hawaii · 21802 days ago · 6 km deep · 47 km away
  39. 2.119 km ESE of Leilani Estates, Hawaii · 21801 days ago · 13 km deep · 76 km away
  40. 2.418 km W of Volcano, Hawaii · 21801 days ago · 4 km deep · 6 km away
  41. 2.711 km ESE of Nanawale Estates, Hawaii · 21800 days ago · 9 km deep · 68 km away
  42. 3.58 km ESE of Leilani Estates, Hawaii · 21800 days ago · 4 km deep · 65 km away
  43. 2.54 km SSW of Laup?hoehoe, Hawaii · 21799 days ago · 7 km deep · 59 km away
  44. 2.715 km ENE of P?hala, Hawaii · 21798 days ago · 27 km deep · 23 km away
  45. 2.621 km ESE of Leilani Estates, Hawaii · 21798 days ago · 3 km deep · 77 km away
  46. 3.430 km E of Nanawale Estates, Hawaii · 21798 days ago · 20 km deep · 88 km away
  47. 2.51 km SSW of Nanawale Estates, Hawaii · 21798 days ago · 6 km deep · 57 km away
  48. 2.517 km S of Volcano, Hawaii · 21796 days ago · 8 km deep · 31 km away
  49. 2.313 km S of Fern Forest, Hawaii · 21795 days ago · 5 km deep · 36 km away
  50. 4.215 km SSE of Fern Forest, Hawaii · 21793 days ago · 7 km deep · 43 km away
  51. 3.018 km SSE of Fern Forest, Hawaii · 21793 days ago · 9 km deep · 45 km away
  52. 3.016 km S of Fern Forest, Hawaii · 21793 days ago · 5 km deep · 37 km away
  53. 2.925 km E of Honaunau-Napoopoo, Hawaii · 21792 days ago · 41 km deep · 17 km away
  54. 2.627 km N of P?hala, Hawaii · 21792 days ago · 4 km deep · 7 km away
  55. 2.826 km ENE of Honaunau-Napoopoo, Hawaii · 21792 days ago · 8 km deep · 20 km away
  56. 2.820 km SE of Honaunau-Napoopoo, Hawaii · 21792 days ago · 26 km deep · 28 km away
  57. 2.528 km W of Volcano, Hawaii · 21792 days ago · 12 km deep · 6 km away
  58. 3.417 km SE of Fern Forest, Hawaii · 21792 days ago · 9 km deep · 46 km away
  59. 2.420 km W of Volcano, Hawaii · 21791 days ago · -1 km deep · 5 km away
  60. 2.418 km S of Leilani Estates, Hawaii · 21790 days ago · 2 km deep · 56 km away

The first 60 of 76.

Before

  1. 2.47 km WSW of Volcano, Hawaii · 21842 days ago · -1 km deep · 17 km away
  2. 2.412 km SSE of Fern Forest, Hawaii · 21844 days ago · 9 km deep · 42 km away
  3. 3.749 km WSW of Captain Cook, Hawaii · 21844 days ago · 13 km deep · 93 km away
  4. 3.74 km NE of Honaunau-Napoopoo, Hawaii · 21846 days ago · 10 km deep · 40 km away
  5. 3.112 km SSE of Leilani Estates, Hawaii · 21846 days ago · 8 km deep · 64 km away
  6. 2.517 km S of Volcano, Hawaii · 21847 days ago · 0 km deep · 32 km away
  7. 3.37 km WSW of Kailua-Kona, Hawaii · 21847 days ago · 7 km deep · 66 km away
  8. 2.921 km SSE of Volcano, Hawaii · 21847 days ago · 14 km deep · 36 km away
  9. 2.827 km NNW of P?hala, Hawaii · 21848 days ago · 45 km deep · 16 km away
  10. 2.56 km SSW of Volcano, Hawaii · 21848 days ago · 30 km deep · 21 km away
  11. 2.314 km S of Volcano, Hawaii · 21851 days ago · 0 km deep · 30 km away
  12. 2.517 km S of Volcano, Hawaii · 21851 days ago · 4 km deep · 31 km away
  13. 3.114 km S of Volcano, Hawaii · 21852 days ago · 7 km deep · 29 km away
  14. 3.020 km WSW of Volcano, Hawaii · 21854 days ago · 8 km deep · 8 km away
  15. 2.9Island of Hawaii, Hawaii · 21855 days ago · 40 km deep · 47 km away
  16. 2.512 km ESE of P?hala, Hawaii · 21856 days ago · 45 km deep · 33 km away
  17. 2.918 km WSW of Volcano, Hawaii · 21856 days ago · 4 km deep · 7 km away
  18. 2.97 km ESE of Honaunau-Napoopoo, Hawaii · 21856 days ago · 7 km deep · 36 km away
  19. 2.89 km SW of Volcano, Hawaii · 21857 days ago · 30 km deep · 20 km away
  20. 2.819 km NNE of P?hala, Hawaii · 21859 days ago · 8 km deep · 11 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19660501. Read Sat, Oct 3, 2026, 8:02 PM UTC.