Hawaii earthquakes

M1.9 earthquake 8 km SW of Volcano, Hawaii

A magnitude 1.9 earthquake struck 8 km SW of Volcano, Hawaii on Mon, Sep 18, 1978, 11:21 AM HST (21:21 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M2.0 27 km SSW of Leilani Estates, 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
1.9 (ml), micro
Local time
UTC
1978-09-18 21:21:06 UTC
Depth
1.9 km (1.2 mi), shallow
Epicenter
19.382° N, 155.279° 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
±0.09
Depth from
From location
Station coverage gap
84°
Stations used
8

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. 2.027 km SSW of Leilani Estates, Hawaii · 17510 days ago · 46 km deep · 31 km away
  2. 1.712 km SSE of Volcano, Hawaii · 17510 days ago · 7 km deep · 9 km away
  3. 1.722 km N of P?hala, Hawaii · 17510 days ago · 3 km deep · 23 km away
  4. 2.0Island of Hawaii, Hawaii · 17510 days ago · 6 km deep · 12 km away
  5. 2.011 km SSE of Volcano, Hawaii · 17510 days ago · 8 km deep · 10 km away
  6. 1.58 km SW of Volcano, Hawaii · 17510 days ago · 2 km deep · 0 km away
  7. 2.117 km W of Volcano, Hawaii · 17510 days ago · 8 km deep · 15 km away
  8. 1.816 km SW of Leilani Estates, Hawaii · 17509 days ago · 8 km deep · 27 km away
  9. 2.011 km SW of Leilani Estates, Hawaii · 17509 days ago · 5 km deep · 31 km away
  10. 2.413 km SSE of Volcano, Hawaii · 17509 days ago · 8 km deep · 12 km away
  11. 1.917 km N of P?hala, Hawaii · 17509 days ago · 5 km deep · 24 km away
  12. 3.711 km SE of Fern Forest, Hawaii · 17509 days ago · 8 km deep · 22 km away
  13. 2.017 km WSW of Volcano, Hawaii · 17509 days ago · 8 km deep · 12 km away
  14. 2.413 km S of Volcano, Hawaii · 17508 days ago · 6 km deep · 8 km away
  15. 2.413 km SSE of Volcano, Hawaii · 17508 days ago · 7 km deep · 11 km away
  16. 2.115 km SE of Fern Forest, Hawaii · 17508 days ago · 6 km deep · 25 km away
  17. 2.417 km E of Leilani Estates, Hawaii · 17508 days ago · 6 km deep · 56 km away
  18. 2.39 km SSW of Volcano, Hawaii · 17508 days ago · 2 km deep · 1 km away
  19. 2.319 km E of Honaunau-Napoopoo, Hawaii · 17507 days ago · 2 km deep · 43 km away
  20. 2.59 km SSW of Volcano, Hawaii · 17507 days ago · 2 km deep · 1 km away
  21. 2.415 km S of Fern Forest, Hawaii · 17507 days ago · 9 km deep · 17 km away
  22. 2.87 km SW of Volcano, Hawaii · 17507 days ago · 2 km deep · 0 km away
  23. 2.413 km SSE of Honaunau-Napoopoo, Hawaii · 17506 days ago · 1 km deep · 58 km away
  24. 2.015 km S of Volcano, Hawaii · 17506 days ago · 6 km deep · 10 km away
  25. 3.215 km S of Fern Forest, Hawaii · 17506 days ago · 9 km deep · 17 km away
  26. 2.113 km SSE of Fern Forest, Hawaii · 17506 days ago · 8 km deep · 22 km away
  27. 2.4Island of Hawaii, Hawaii · 17506 days ago · 9 km deep · 4 km away
  28. 2.511 km ENE of Honalo, Hawaii · 17506 days ago · 1 km deep · 62 km away
  29. 2.37 km E of H?lualoa, Hawaii · 17506 days ago · 2 km deep · 68 km away
  30. 2.013 km SSE of Volcano, Hawaii · 17506 days ago · 7 km deep · 12 km away
  31. 2.910 km SSW of Volcano, Hawaii · 17506 days ago · 8 km deep · 4 km away
  32. 2.014 km S of Fern Forest, Hawaii · 17506 days ago · 7 km deep · 15 km away
  33. 2.120 km W of Volcano, Hawaii · 17506 days ago · 6 km deep · 16 km away
  34. 2.013 km S of Fern Forest, Hawaii · 17506 days ago · 4 km deep · 18 km away
  35. 2.116 km SE of Fern Forest, Hawaii · 17505 days ago · 7 km deep · 26 km away
  36. 2.223 km W of Volcano, Hawaii · 17505 days ago · 8 km deep · 19 km away
  37. 2.117 km SE of Fern Forest, Hawaii · 17505 days ago · 5 km deep · 26 km away
  38. 2.56 km SW of Volcano, Hawaii · 17505 days ago · 3 km deep · 1 km away
  39. 2.515 km ENE of P?hala, Hawaii · 17505 days ago · 2 km deep · 14 km away
  40. 2.212 km S of Volcano, Hawaii · 17505 days ago · 6 km deep · 9 km away
  41. 1.86 km SSW of Volcano, Hawaii · 17504 days ago · 1 km deep · 2 km away
  42. 2.011 km SE of Fern Forest, Hawaii · 17504 days ago · 6 km deep · 22 km away
  43. 2.412 km SSE of Fern Forest, Hawaii · 17504 days ago · 7 km deep · 19 km away
  44. 2.213 km SSE of Volcano, Hawaii · 17504 days ago · 4 km deep · 10 km away
  45. 2.68 km SW of Volcano, Hawaii · 17504 days ago · 2 km deep · 0 km away
  46. 2.520 km WSW of Volcano, Hawaii · 17504 days ago · 8 km deep · 14 km away
  47. 2.39 km NNW of P?hala, Hawaii · 17504 days ago · 0 km deep · 26 km away
  48. 2.18 km N of P?hala, Hawaii · 17504 days ago · 5 km deep · 23 km away
  49. 3.517 km W of Volcano, Hawaii · 17503 days ago · 7 km deep · 14 km away
  50. 2.717 km W of Volcano, Hawaii · 17503 days ago · 7 km deep · 14 km away
  51. 2.311 km SSE of Volcano, Hawaii · 17503 days ago · 8 km deep · 11 km away
  52. 2.425 km W of Volcano, Hawaii · 17503 days ago · 5 km deep · 22 km away
  53. 2.012 km NE of P?hala, Hawaii · 17502 days ago · 3 km deep · 17 km away
  54. 2.0Hawaii region, Hawaii · 17502 days ago · 5 km deep · 38 km away
  55. 2.113 km SSE of Volcano, Hawaii · 17501 days ago · 8 km deep · 11 km away
  56. 2.915 km E of P?hala, Hawaii · 17501 days ago · 47 km deep · 21 km away
  57. 2.114 km SSE of Volcano, Hawaii · 17501 days ago · 7 km deep · 11 km away
  58. 2.212 km SSE of Volcano, Hawaii · 17501 days ago · 7 km deep · 9 km away
  59. 2.415 km NE of P?hala, Hawaii · 17501 days ago · 3 km deep · 14 km away
  60. 2.112 km S of Fern Forest, Hawaii · 17501 days ago · 6 km deep · 17 km away

The first 60 of 194.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19781562. Read Tue, Sep 22, 2026, 11:14 AM UTC.