Hawaii earthquakes

M2.1 earthquake 11 km SSE of Volcano, Hawaii

A magnitude 2.1 earthquake struck 11 km SSE of Volcano, Hawaii on Mon, Oct 9, 1978, 9:12 PM HST (07:12 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.2 7 km WNW of P?hala, 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
2.1 (ml), micro
Local time
UTC
1978-10-10 07:12:56 UTC
Depth
6.1 km (3.8 mi), shallow
Epicenter
19.344° N, 155.196° 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 0.5 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
72°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 194 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.115 km SSW of Leilani Estates, Hawaii · 17522 days ago · 6 km deep · 21 km away
  2. 1.85 km SSW of Volcano, Hawaii · 17522 days ago · 2 km deep · 9 km away
  3. 2.413 km SSE of Volcano, Hawaii · 17522 days ago · 6 km deep · 2 km away
  4. 3.02 km SE of Puako, Hawaii · 17522 days ago · 26 km deep · 95 km away
  5. 2.47 km SW of Volcano, Hawaii · 17522 days ago · 2 km deep · 10 km away
  6. 2.215 km S of Volcano, Hawaii · 17521 days ago · 6 km deep · 7 km away
  7. 2.515 km S of Volcano, Hawaii · 17521 days ago · 8 km deep · 7 km away
  8. 2.67 km SW of Volcano, Hawaii · 17521 days ago · 2 km deep · 10 km away
  9. 2.18 km SW of Volcano, Hawaii · 17521 days ago · 2 km deep · 10 km away
  10. 2.215 km S of Fern Forest, Hawaii · 17521 days ago · 8 km deep · 7 km away
  11. 2.217 km W of Volcano, Hawaii · 17521 days ago · 6 km deep · 24 km away
  12. 3.39 km W of P?hala, Hawaii · 17521 days ago · -1 km deep · 42 km away
  13. 2.110 km SSE of Volcano, Hawaii · 17521 days ago · 7 km deep · 2 km away
  14. 2.214 km SSE of Volcano, Hawaii · 17521 days ago · 6 km deep · 2 km away
  15. 2.034 km SE of Naalehu, Hawaii · 17521 days ago · 15 km deep · 52 km away
  16. 2.16 km SW of Volcano, Hawaii · 17521 days ago · 1 km deep · 10 km away
  17. 2.813 km SSE of Fern Forest, Hawaii · 17520 days ago · 8 km deep · 10 km away
  18. 1.97 km SSW of Volcano, Hawaii · 17520 days ago · 30 km deep · 7 km away
  19. 2.319 km WSW of Volcano, Hawaii · 17520 days ago · 10 km deep · 24 km away
  20. 2.313 km SSE of Volcano, Hawaii · 17519 days ago · 6 km deep · 2 km away
  21. 2.415 km SSE of Fern Forest, Hawaii · 17519 days ago · 6 km deep · 14 km away
  22. 2.711 km S of Volcano, Hawaii · 17519 days ago · 8 km deep · 2 km away
  23. 2.07 km SW of Volcano, Hawaii · 17519 days ago · 2 km deep · 10 km away
  24. 2.119 km W of Volcano, Hawaii · 17519 days ago · 8 km deep · 25 km away
  25. 2.115 km S of Fern Forest, Hawaii · 17519 days ago · 7 km deep · 8 km away
  26. 2.323 km W of Volcano, Hawaii · 17519 days ago · 7 km deep · 29 km away
  27. 2.57 km SSE of P?hala, Hawaii · 17519 days ago · 38 km deep · 35 km away
  28. 2.09 km SSE of P?hala, Hawaii · 17519 days ago · 44 km deep · 35 km away
  29. 2.027 km SSW of Leilani Estates, Hawaii · 17519 days ago · 46 km deep · 22 km away
  30. 1.712 km SSE of Volcano, Hawaii · 17518 days ago · 7 km deep · 2 km away
  31. 1.722 km N of P?hala, Hawaii · 17518 days ago · 3 km deep · 32 km away
  32. 2.0Island of Hawaii, Hawaii · 17518 days ago · 6 km deep · 3 km away
  33. 2.011 km SSE of Volcano, Hawaii · 17518 days ago · 8 km deep · 0 km away
  34. 1.58 km SW of Volcano, Hawaii · 17518 days ago · 2 km deep · 10 km away
  35. 2.117 km W of Volcano, Hawaii · 17518 days ago · 8 km deep · 24 km away
  36. 1.816 km SW of Leilani Estates, Hawaii · 17517 days ago · 8 km deep · 18 km away
  37. 2.011 km SW of Leilani Estates, Hawaii · 17517 days ago · 5 km deep · 23 km away
  38. 2.413 km SSE of Volcano, Hawaii · 17517 days ago · 8 km deep · 2 km away
  39. 1.917 km N of P?hala, Hawaii · 17517 days ago · 5 km deep · 32 km away
  40. 3.711 km SE of Fern Forest, Hawaii · 17517 days ago · 8 km deep · 14 km away
  41. 2.017 km WSW of Volcano, Hawaii · 17517 days ago · 8 km deep · 22 km away
  42. 2.413 km S of Volcano, Hawaii · 17517 days ago · 6 km deep · 5 km away
  43. 2.413 km SSE of Volcano, Hawaii · 17516 days ago · 7 km deep · 2 km away
  44. 2.115 km SE of Fern Forest, Hawaii · 17516 days ago · 6 km deep · 16 km away
  45. 2.417 km E of Leilani Estates, Hawaii · 17516 days ago · 6 km deep · 48 km away
  46. 2.39 km SSW of Volcano, Hawaii · 17516 days ago · 2 km deep · 10 km away
  47. 2.319 km E of Honaunau-Napoopoo, Hawaii · 17515 days ago · 2 km deep · 53 km away
  48. 2.59 km SSW of Volcano, Hawaii · 17515 days ago · 2 km deep · 10 km away
  49. 2.415 km S of Fern Forest, Hawaii · 17515 days ago · 9 km deep · 7 km away
  50. 2.87 km SW of Volcano, Hawaii · 17515 days ago · 2 km deep · 10 km away
  51. 2.413 km SSE of Honaunau-Napoopoo, Hawaii · 17515 days ago · 1 km deep · 66 km away
  52. 2.015 km S of Volcano, Hawaii · 17514 days ago · 6 km deep · 7 km away
  53. 3.215 km S of Fern Forest, Hawaii · 17514 days ago · 9 km deep · 7 km away
  54. 2.113 km SSE of Fern Forest, Hawaii · 17514 days ago · 8 km deep · 13 km away
  55. 2.4Island of Hawaii, Hawaii · 17514 days ago · 9 km deep · 6 km away
  56. 2.511 km ENE of Honalo, Hawaii · 17514 days ago · 1 km deep · 72 km away
  57. 2.37 km E of H?lualoa, Hawaii · 17514 days ago · 2 km deep · 78 km away
  58. 2.013 km SSE of Volcano, Hawaii · 17514 days ago · 7 km deep · 3 km away
  59. 2.910 km SSW of Volcano, Hawaii · 17514 days ago · 8 km deep · 6 km away
  60. 2.014 km S of Fern Forest, Hawaii · 17514 days ago · 7 km deep · 5 km away

The first 60 of 194.

Before

  1. 1.910 km ENE of Honaunau-Napoopoo, Hawaii · 17523 days ago · 19 km deep · 64 km away
  2. 1.96 km SSW of Volcano, Hawaii · 17523 days ago · 2 km deep · 7 km away
  3. 2.16 km SSW of Volcano, Hawaii · 17523 days ago · 2 km deep · 7 km away
  4. 1.96 km SSW of Volcano, Hawaii · 17523 days ago · 2 km deep · 7 km away
  5. 2.121 km NNE of P?hala, Hawaii · 17523 days ago · 8 km deep · 26 km away
  6. 2.713 km NW of Wai‘?hinu, Hawaii · 17523 days ago · 5 km deep · 55 km away
  7. 2.013 km SSE of Volcano, Hawaii · 17523 days ago · 6 km deep · 3 km away
  8. 2.48 km SW of Volcano, Hawaii · 17523 days ago · 2 km deep · 10 km away
  9. 2.17 km S of Volcano, Hawaii · 17523 days ago · 2 km deep · 6 km away
  10. 2.06 km S of Volcano, Hawaii · 17523 days ago · 2 km deep · 7 km away
  11. 2.16 km S of Volcano, Hawaii · 17523 days ago · 2 km deep · 7 km away
  12. 2.115 km SSE of Fern Forest, Hawaii · 17523 days ago · 7 km deep · 15 km away
  13. 2.113 km SSE of Volcano, Hawaii · 17523 days ago · 7 km deep · 3 km away
  14. 2.64 km SE of Honaunau-Napoopoo, Hawaii · 17524 days ago · 10 km deep · 68 km away
  15. 1.8Island of Hawaii, Hawaii · 17524 days ago · 5 km deep · 7 km away
  16. 2.16 km SSW of Volcano, Hawaii · 17524 days ago · 2 km deep · 8 km away
  17. 1.912 km S of Volcano, Hawaii · 17524 days ago · 5 km deep · 3 km away
  18. 2.49 km E of Leilani Estates, Hawaii · 17524 days ago · 10 km deep · 41 km away
  19. 2.618 km W of Volcano, Hawaii · 17524 days ago · 6 km deep · 25 km away
  20. 2.513 km E of P?hala, Hawaii · 17524 days ago · 47 km deep · 22 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19781736. Read Wed, Sep 30, 2026, 3:25 PM UTC.