Hawaii earthquakes

M2.1 earthquake 13 km SSE of Fern Forest, Hawaii

A magnitude 2.1 earthquake struck 13 km SSE of Fern Forest, Hawaii on Tue, Sep 5, 1978, 11:22 PM HST (09:22 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.2 8 km SW of Volcano, Hawaii. This one was a foreshock.

Fern Forest forecastMore in Hawaii

Map

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
1978-09-06 09:22:35 UTC
Depth
6.5 km (4.0 mi), shallow
Epicenter
19.349° N, 155.110° 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, 1.0 km in depth
Magnitude uncertainty
±0.01
Depth from
From location
Station coverage gap
89°
Stations used
31

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 0 in the 30 days before it.

After

  1. 2.28 km SW of Volcano, Hawaii · 17523 days ago · 1 km deep · 18 km away
  2. 2.526 km W of Volcano, Hawaii · 17523 days ago · 9 km deep · 42 km away
  3. 1.914 km SSE of Volcano, Hawaii · 17523 days ago · 5 km deep · 11 km away
  4. 2.413 km W of Volcano, Hawaii · 17522 days ago · 7 km deep · 29 km away
  5. 2.13 km SW of Volcano, Hawaii · 17522 days ago · 15 km deep · 18 km away
  6. 2.415 km S of Fern Forest, Hawaii · 17522 days ago · 9 km deep · 3 km away
  7. 2.813 km SSW of Honoka‘a, Hawaii · 17522 days ago · 40 km deep · 82 km away
  8. 2.418 km N of P?hala, Hawaii · 17522 days ago · 5 km deep · 40 km away
  9. 2.116 km S of Volcano, Hawaii · 17522 days ago · 9 km deep · 13 km away
  10. 2.212 km SSE of Volcano, Hawaii · 17521 days ago · 7 km deep · 11 km away
  11. 2.26 km SSW of Volcano, Hawaii · 17521 days ago · 2 km deep · 17 km away
  12. 2.014 km SSE of Volcano, Hawaii · 17521 days ago · 5 km deep · 10 km away
  13. 2.310 km S of Laup?hoehoe, Hawaii · 17521 days ago · 9 km deep · 62 km away
  14. 1.93 km NNE of Honaunau-Napoopoo, Hawaii · 17521 days ago · 2 km deep · 79 km away
  15. 2.011 km SSE of Volcano, Hawaii · 17520 days ago · 7 km deep · 10 km away
  16. 2.1Island of Hawaii, Hawaii · 17520 days ago · 2 km deep · 10 km away
  17. 2.715 km NE of P?hala, Hawaii · 17520 days ago · 8 km deep · 27 km away
  18. 2.015 km S of Fern Forest, Hawaii · 17520 days ago · 7 km deep · 3 km away
  19. 2.211 km S of Volcano, Hawaii · 17519 days ago · 6 km deep · 11 km away
  20. 2.211 km SSE of Volcano, Hawaii · 17519 days ago · 7 km deep · 10 km away
  21. 2.213 km SSE of Volcano, Hawaii · 17519 days ago · 7 km deep · 10 km away
  22. 2.81 km E of Honaunau-Napoopoo, Hawaii · 17519 days ago · 6 km deep · 78 km away
  23. 2.215 km S of Fern Forest, Hawaii · 17518 days ago · 8 km deep · 4 km away
  24. 2.413 km SSE of Volcano, Hawaii · 17518 days ago · 8 km deep · 9 km away
  25. 2.18 km SW of Volcano, Hawaii · 17518 days ago · 2 km deep · 18 km away
  26. 2.413 km SSE of Volcano, Hawaii · 17517 days ago · 9 km deep · 11 km away
  27. 2.48 km SW of Volcano, Hawaii · 17517 days ago · 2 km deep · 18 km away
  28. 2.62 km NNE of Honaunau-Napoopoo, Hawaii · 17517 days ago · 7 km deep · 80 km away
  29. 2.513 km E of P?hala, Hawaii · 17517 days ago · 47 km deep · 30 km away
  30. 2.618 km W of Volcano, Hawaii · 17517 days ago · 6 km deep · 33 km away
  31. 2.49 km E of Leilani Estates, Hawaii · 17516 days ago · 10 km deep · 32 km away
  32. 1.912 km S of Volcano, Hawaii · 17516 days ago · 5 km deep · 12 km away
  33. 2.16 km SSW of Volcano, Hawaii · 17516 days ago · 2 km deep · 16 km away
  34. 1.8Island of Hawaii, Hawaii · 17516 days ago · 5 km deep · 2 km away
  35. 2.64 km SE of Honaunau-Napoopoo, Hawaii · 17516 days ago · 10 km deep · 77 km away
  36. 2.113 km SSE of Volcano, Hawaii · 17516 days ago · 7 km deep · 10 km away
  37. 2.115 km SSE of Fern Forest, Hawaii · 17516 days ago · 7 km deep · 6 km away
  38. 2.16 km S of Volcano, Hawaii · 17515 days ago · 2 km deep · 15 km away
  39. 2.06 km S of Volcano, Hawaii · 17515 days ago · 2 km deep · 15 km away
  40. 2.17 km S of Volcano, Hawaii · 17515 days ago · 2 km deep · 14 km away
  41. 2.48 km SW of Volcano, Hawaii · 17515 days ago · 2 km deep · 18 km away
  42. 2.013 km SSE of Volcano, Hawaii · 17515 days ago · 6 km deep · 6 km away
  43. 2.713 km NW of Wai‘?hinu, Hawaii · 17515 days ago · 5 km deep · 64 km away
  44. 2.121 km NNE of P?hala, Hawaii · 17515 days ago · 8 km deep · 34 km away
  45. 1.96 km SSW of Volcano, Hawaii · 17515 days ago · 2 km deep · 15 km away
  46. 2.16 km SSW of Volcano, Hawaii · 17515 days ago · 2 km deep · 15 km away
  47. 1.96 km SSW of Volcano, Hawaii · 17515 days ago · 2 km deep · 15 km away
  48. 1.910 km ENE of Honaunau-Napoopoo, Hawaii · 17515 days ago · 19 km deep · 73 km away
  49. 2.111 km SSE of Volcano, Hawaii · 17515 days ago · 6 km deep · 9 km away
  50. 2.115 km SSW of Leilani Estates, Hawaii · 17515 days ago · 6 km deep · 12 km away
  51. 1.85 km SSW of Volcano, Hawaii · 17514 days ago · 2 km deep · 17 km away
  52. 2.413 km SSE of Volcano, Hawaii · 17514 days ago · 6 km deep · 9 km away
  53. 2.47 km SW of Volcano, Hawaii · 17514 days ago · 2 km deep · 18 km away
  54. 2.215 km S of Volcano, Hawaii · 17514 days ago · 6 km deep · 15 km away
  55. 2.515 km S of Volcano, Hawaii · 17514 days ago · 8 km deep · 15 km away
  56. 2.67 km SW of Volcano, Hawaii · 17514 days ago · 2 km deep · 18 km away
  57. 2.18 km SW of Volcano, Hawaii · 17514 days ago · 2 km deep · 18 km away
  58. 2.215 km S of Fern Forest, Hawaii · 17514 days ago · 8 km deep · 4 km away
  59. 2.217 km W of Volcano, Hawaii · 17513 days ago · 6 km deep · 32 km away
  60. 3.39 km W of P?hala, Hawaii · 17513 days ago · -1 km deep · 51 km away

The first 60 of 194.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19781470. Read Tue, Sep 22, 2026, 9:00 PM UTC.