Hawaii earthquakes

M2.3 earthquake 15 km W of Volcano, Hawaii

A magnitude 2.3 earthquake struck 15 km W of Volcano, Hawaii on Sat, Dec 21, 1968, 10:30 AM GMT-10 (20:30 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M2.3 15 km S of Fern Forest, 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
2.3 (ml), micro
Local time
UTC
1968-12-21 20:30:56 UTC
Depth
8.8 km (5.5 mi), shallow
Epicenter
19.427° N, 155.379° 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 1.0 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
144°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 166 in the 60 days after this one and 33 in the 30 days before it.

After

  1. 2.315 km S of Fern Forest, Hawaii · 21093 days ago · 6 km deep · 28 km away
  2. 2.220 km WSW of Volcano, Hawaii · 21092 days ago · 5 km deep · 5 km away
  3. 2.522 km N of P?hala, Hawaii · 21092 days ago · 5 km deep · 10 km away
  4. 2.617 km W of Volcano, Hawaii · 21092 days ago · 0 km deep · 2 km away
  5. 2.717 km S of Fern Forest, Hawaii · 21092 days ago · 8 km deep · 29 km away
  6. 2.06 km SSE of Fern Forest, Hawaii · 21091 days ago · 37 km deep · 28 km away
  7. 2.620 km NNE of P?hala, Hawaii · 21091 days ago · 12 km deep · 8 km away
  8. 2.318 km SSW of Volcano, Hawaii · 21090 days ago · 10 km deep · 20 km away
  9. 2.519 km WSW of Volcano, Hawaii · 21090 days ago · 10 km deep · 5 km away
  10. 2.82 km ENE of Honaunau-Napoopoo, Hawaii · 21090 days ago · 3 km deep · 49 km away
  11. 2.217 km W of Volcano, Hawaii · 21090 days ago · 5 km deep · 2 km away
  12. 2.416 km S of Fern Forest, Hawaii · 21087 days ago · 7 km deep · 28 km away
  13. 3.311 km S of Waimea, Hawaii · 21087 days ago · 9 km deep · 62 km away
  14. 2.115 km WSW of Volcano, Hawaii · 21087 days ago · 2 km deep · 1 km away
  15. 3.015 km SSE of Waikoloa, Hawaii · 21086 days ago · 9 km deep · 56 km away
  16. 2.518 km NNE of P?hala, Hawaii · 21084 days ago · 9 km deep · 8 km away
  17. 1.913 km S of Volcano, Hawaii · 21082 days ago · 0 km deep · 21 km away
  18. 2.014 km SSE of Volcano, Hawaii · 21082 days ago · 2 km deep · 25 km away
  19. 2.822 km N of P?hala, Hawaii · 21081 days ago · 1 km deep · 11 km away
  20. 2.114 km SSE of Volcano, Hawaii · 21080 days ago · 4 km deep · 26 km away
  21. 2.117 km S of Fern Forest, Hawaii · 21078 days ago · 7 km deep · 29 km away
  22. 3.815 km S of Volcano, Hawaii · 21078 days ago · 7 km deep · 21 km away
  23. 1.915 km S of Volcano, Hawaii · 21078 days ago · 5 km deep · 22 km away
  24. 3.316 km S of Volcano, Hawaii · 21078 days ago · 0 km deep · 21 km away
  25. 1.914 km S of Volcano, Hawaii · 21078 days ago · 5 km deep · 18 km away
  26. 2.418 km N of P?hala, Hawaii · 21078 days ago · 7 km deep · 11 km away
  27. 2.014 km S of Fern Forest, Hawaii · 21078 days ago · 5 km deep · 27 km away
  28. 2.47 km SW of Volcano, Hawaii · 21077 days ago · 0 km deep · 10 km away
  29. 2.414 km S of Volcano, Hawaii · 21077 days ago · 6 km deep · 21 km away
  30. 1.912 km S of Volcano, Hawaii · 21076 days ago · 7 km deep · 19 km away
  31. 2.213 km SSE of Volcano, Hawaii · 21076 days ago · 2 km deep · 22 km away
  32. 3.020 km NNE of P?hala, Hawaii · 21075 days ago · 5 km deep · 8 km away
  33. 2.114 km SSE of Fern Forest, Hawaii · 21074 days ago · 7 km deep · 30 km away
  34. 2.710 km SW of Volcano, Hawaii · 21074 days ago · 26 km deep · 9 km away
  35. 1.913 km SSE of Volcano, Hawaii · 21074 days ago · 3 km deep · 22 km away
  36. 1.919 km WSW of Volcano, Hawaii · 21073 days ago · 3 km deep · 7 km away
  37. 2.017 km N of P?hala, Hawaii · 21073 days ago · 0 km deep · 12 km away
  38. 2.116 km SE of Fern Forest, Hawaii · 21073 days ago · 3 km deep · 38 km away
  39. 1.813 km SSE of Volcano, Hawaii · 21072 days ago · 5 km deep · 22 km away
  40. 2.211 km N of Wai‘?hinu, Hawaii · 21072 days ago · 19 km deep · 39 km away
  41. 2.1Island of Hawaii, Hawaii · 21072 days ago · 8 km deep · 28 km away
  42. 2.332 km NW of Volcano, Hawaii · 21072 days ago · 9 km deep · 29 km away
  43. 2.52 km NE of Honaunau-Napoopoo, Hawaii · 21071 days ago · 0 km deep · 49 km away
  44. 2.425 km SSW of Pa‘auilo, Hawaii · 21071 days ago · 3 km deep · 47 km away
  45. 2.324 km WNW of P?hala, Hawaii · 21070 days ago · 6 km deep · 36 km away
  46. 2.314 km S of Fern Forest, Hawaii · 21070 days ago · 3 km deep · 26 km away
  47. 2.017 km NNE of P?hala, Hawaii · 21070 days ago · 8 km deep · 10 km away
  48. 2.723 km N of P?hala, Hawaii · 21069 days ago · 7 km deep · 10 km away
  49. 2.423 km SW of Pa‘auilo, Hawaii · 21069 days ago · 11 km deep · 50 km away
  50. 3.8Island of Hawaii, Hawaii · 21069 days ago · 15 km deep · 40 km away
  51. 2.66 km SSW of Volcano, Hawaii · 21069 days ago · 3 km deep · 12 km away
  52. 2.313 km SSW of Volcano, Hawaii · 21069 days ago · 30 km deep · 14 km away
  53. 2.417 km SE of P?hala, Hawaii · 21069 days ago · 31 km deep · 36 km away
  54. 2.017 km S of Volcano, Hawaii · 21068 days ago · 5 km deep · 21 km away
  55. 2.014 km SSE of Volcano, Hawaii · 21068 days ago · 2 km deep · 25 km away
  56. 2.317 km SE of P?hala, Hawaii · 21068 days ago · 16 km deep · 36 km away
  57. 2.018 km NNE of P?hala, Hawaii · 21068 days ago · 8 km deep · 9 km away
  58. 2.414 km SSE of Fern Forest, Hawaii · 21068 days ago · 0 km deep · 33 km away
  59. 2.118 km SSE of Fern Forest, Hawaii · 21068 days ago · 7 km deep · 36 km away
  60. 3.020 km WSW of Volcano, Hawaii · 21068 days ago · 9 km deep · 6 km away

The first 60 of 166.

Before

  1. 2.818 km NNE of P?hala, Hawaii · 21094 days ago · 8 km deep · 9 km away
  2. 2.513 km SSE of Volcano, Hawaii · 21095 days ago · 3 km deep · 22 km away
  3. 2.215 km S of Fern Forest, Hawaii · 21095 days ago · 6 km deep · 27 km away
  4. 3.617 km S of Fern Forest, Hawaii · 21095 days ago · 9 km deep · 30 km away
  5. 3.017 km W of Volcano, Hawaii · 21096 days ago · 5 km deep · 3 km away
  6. 1.86 km SW of Volcano, Hawaii · 21098 days ago · 2 km deep · 12 km away
  7. 2.113 km S of Volcano, Hawaii · 21098 days ago · 1 km deep · 21 km away
  8. 4.214 km SSE of Volcano, Hawaii · 21098 days ago · 8 km deep · 22 km away
  9. 2.719 km S of Volcano, Hawaii · 21100 days ago · 0 km deep · 25 km away
  10. 2.419 km WSW of Volcano, Hawaii · 21101 days ago · 7 km deep · 5 km away
  11. 2.319 km S of Volcano, Hawaii · 21101 days ago · 7 km deep · 24 km away
  12. 2.811 km S of Honaunau-Napoopoo, Hawaii · 21101 days ago · 0 km deep · 54 km away
  13. 2.523 km N of P?hala, Hawaii · 21103 days ago · 7 km deep · 11 km away
  14. 3.012 km SSE of Fern Forest, Hawaii · 21104 days ago · 4 km deep · 30 km away
  15. 2.416 km SSE of Fern Forest, Hawaii · 21107 days ago · 12 km deep · 35 km away
  16. 3.0Island of Hawaii, Hawaii · 21107 days ago · -1 km deep · 32 km away
  17. 2.312 km SSE of Volcano, Hawaii · 21108 days ago · -1 km deep · 21 km away
  18. 2.415 km S of Volcano, Hawaii · 21108 days ago · 0 km deep · 22 km away
  19. 3.0Island of Hawaii, Hawaii · 21108 days ago · 6 km deep · 52 km away
  20. 3.023 km W of Volcano, Hawaii · 21110 days ago · 10 km deep · 8 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19681644. Read Tue, Sep 22, 2026, 7:56 AM UTC.