Hawaii earthquakes

M1.5 earthquake 12 km SSE of Volcano, Hawaii

A magnitude 1.5 earthquake struck 12 km SSE of Volcano, Hawaii on Mon, Aug 4, 1986, 6:51 AM HST (16:51 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M1.5 9 km NNE of P?hala, 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
1.5 (ml), micro
Local time
UTC
1986-08-04 16:51:33 UTC
Depth
6.9 km (4.3 mi), shallow
Epicenter
19.334° N, 155.195° 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, 0.6 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
82°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 199 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.59 km NNE of P?hala, Hawaii · 14636 days ago · 7 km deep · 27 km away
  2. 1.920 km N of P?hala, Hawaii · 14635 days ago · 5 km deep · 33 km away
  3. 1.610 km SE of Fern Forest, Hawaii · 14635 days ago · 42 km deep · 15 km away
  4. 2.018 km S of Honaunau-Napoopoo, Hawaii · 14635 days ago · 7 km deep · 69 km away
  5. 1.615 km S of Fern Forest, Hawaii · 14635 days ago · 7 km deep · 9 km away
  6. 1.714 km SSW of Volcano, Hawaii · 14635 days ago · 7 km deep · 8 km away
  7. 1.910 km WSW of Volcano, Hawaii · 14634 days ago · 6 km deep · 16 km away
  8. 1.713 km SSE of Volcano, Hawaii · 14634 days ago · 7 km deep · 1 km away
  9. 1.613 km WSW of Volcano, Hawaii · 14634 days ago · 38 km deep · 18 km away
  10. 2.025 km W of Volcano, Hawaii · 14634 days ago · 7 km deep · 32 km away
  11. 2.511 km NNE of P?hala, Hawaii · 14634 days ago · 8 km deep · 25 km away
  12. 2.413 km SSE of Fern Forest, Hawaii · 14634 days ago · 8 km deep · 11 km away
  13. 2.114 km SSE of Volcano, Hawaii · 14633 days ago · 5 km deep · 1 km away
  14. 1.715 km S of Fern Forest, Hawaii · 14633 days ago · 2 km deep · 6 km away
  15. 1.915 km S of Volcano, Hawaii · 14633 days ago · 6 km deep · 7 km away
  16. 2.58 km N of Wai‘?hinu, Hawaii · 14632 days ago · 7 km deep · 50 km away
  17. 2.211 km SSE of Waimea, Hawaii · 14632 days ago · 12 km deep · 80 km away
  18. 2.119 km N of P?hala, Hawaii · 14632 days ago · 9 km deep · 27 km away
  19. 2.023 km W of Volcano, Hawaii · 14631 days ago · -1 km deep · 31 km away
  20. 1.614 km N of P?hala, Hawaii · 14631 days ago · 8 km deep · 31 km away
  21. 2.011 km SSE of Waimea, Hawaii · 14631 days ago · 13 km deep · 80 km away
  22. 1.525 km W of Volcano, Hawaii · 14630 days ago · 5 km deep · 32 km away
  23. 1.711 km W of P?hala, Hawaii · 14630 days ago · 3 km deep · 44 km away
  24. 1.817 km SSW of Volcano, Hawaii · 14629 days ago · 30 km deep · 12 km away
  25. 2.314 km N of P?hala, Hawaii · 14629 days ago · 2 km deep · 33 km away
  26. 2.325 km N of P?hala, Hawaii · 14629 days ago · 7 km deep · 33 km away
  27. 1.67 km NW of P?hala, Hawaii · 14629 days ago · 6 km deep · 36 km away
  28. 1.616 km N of P?hala, Hawaii · 14629 days ago · 8 km deep · 32 km away
  29. 3.216 km N of P?hala, Hawaii · 14629 days ago · 8 km deep · 32 km away
  30. 1.915 km N of P?hala, Hawaii · 14629 days ago · 8 km deep · 32 km away
  31. 1.75 km SSW of Volcano, Hawaii · 14629 days ago · 2 km deep · 9 km away
  32. 1.513 km SSE of Volcano, Hawaii · 14629 days ago · 6 km deep · 0 km away
  33. 1.616 km SSE of Fern Forest, Hawaii · 14628 days ago · 6 km deep · 14 km away
  34. 2.221 km SE of Leilani Estates, Hawaii · 14628 days ago · 37 km deep · 47 km away
  35. 1.513 km SSE of Volcano, Hawaii · 14628 days ago · 8 km deep · 2 km away
  36. 2.325 km W of Volcano, Hawaii · 14628 days ago · 7 km deep · 32 km away
  37. 1.714 km S of Volcano, Hawaii · 14627 days ago · 5 km deep · 3 km away
  38. 2.013 km SSE of Volcano, Hawaii · 14627 days ago · 7 km deep · 1 km away
  39. 2.13 km W of P?hala, Hawaii · 14627 days ago · 5 km deep · 36 km away
  40. 3.017 km SSW of Volcano, Hawaii · 14627 days ago · 30 km deep · 12 km away
  41. 1.824 km W of Volcano, Hawaii · 14627 days ago · 7 km deep · 31 km away
  42. 1.821 km WSW of Volcano, Hawaii · 14626 days ago · 9 km deep · 25 km away
  43. 1.913 km SSE of Fern Forest, Hawaii · 14626 days ago · 7 km deep · 13 km away
  44. 1.716 km SW of Leilani Estates, Hawaii · 14626 days ago · 4 km deep · 18 km away
  45. 2.03 km NNW of P?hala, Hawaii · 14625 days ago · 10 km deep · 33 km away
  46. 1.616 km SE of Fern Forest, Hawaii · 14624 days ago · 7 km deep · 16 km away
  47. 2.0Island of Hawaii, Hawaii · 14624 days ago · 9 km deep · 27 km away
  48. 2.08 km SSE of Fern Forest, Hawaii · 14624 days ago · 2 km deep · 11 km away
  49. 2.112 km SSE of Volcano, Hawaii · 14624 days ago · 8 km deep · 0 km away
  50. 1.516 km S of Fern Forest, Hawaii · 14624 days ago · 8 km deep · 7 km away
  51. 3.014 km SSE of Volcano, Hawaii · 14624 days ago · 9 km deep · 2 km away
  52. 1.914 km SSE of Volcano, Hawaii · 14624 days ago · 5 km deep · 2 km away
  53. 2.016 km SE of Fern Forest, Hawaii · 14623 days ago · 7 km deep · 16 km away
  54. 1.57 km SW of Volcano, Hawaii · 14623 days ago · 2 km deep · 11 km away
  55. 2.267 km ESE of Naalehu, Hawaii · 14623 days ago · 9 km deep · 67 km away
  56. 1.714 km SSE of Volcano, Hawaii · 14623 days ago · 5 km deep · 1 km away
  57. 1.515 km S of Fern Forest, Hawaii · 14622 days ago · 5 km deep · 6 km away
  58. 2.2Island of Hawaii, Hawaii · 14622 days ago · 10 km deep · 68 km away
  59. 1.713 km SSE of Volcano, Hawaii · 14621 days ago · 7 km deep · 1 km away
  60. 1.815 km S of Fern Forest, Hawaii · 14621 days ago · 6 km deep · 6 km away

The first 60 of 199.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv219861. Read Tue, Sep 22, 2026, 8:27 PM UTC.