Hawaii earthquakes

M1.8 earthquake 21 km WSW of Volcano, Hawaii

A magnitude 1.8 earthquake struck 21 km WSW of Volcano, Hawaii on Sat, Sep 6, 1986, 3:29 AM HST (13:29 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M4.1 16 km WSW of Hilo, 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
1.8 (ML, local (Richter)), micro
Magnitude from
Hawaiian Volcano Observatory
Local time
UTC
1986-09-06 13:29:24 UTC
Depth
8.7 km (5.4 mi), shallow
Epicenter
19.388° N, 155.426° 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 0.3 km horizontally, 0.4 km in depth
Depth from
From location
Station coverage gap
38°
Stations used
39

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 118 in the 30 days before it.

After

  1. 1.913 km SSE of Fern Forest, Hawaii · 14637 days ago · 7 km deep · 37 km away
  2. 1.716 km SW of Leilani Estates, Hawaii · 14637 days ago · 4 km deep · 43 km away
  3. 2.03 km NNW of P?hala, Hawaii · 14636 days ago · 10 km deep · 18 km away
  4. 1.616 km SE of Fern Forest, Hawaii · 14635 days ago · 7 km deep · 41 km away
  5. 2.0Island of Hawaii, Hawaii · 14635 days ago · 9 km deep · 3 km away
  6. 2.08 km SSE of Fern Forest, Hawaii · 14635 days ago · 2 km deep · 33 km away
  7. 2.112 km SSE of Volcano, Hawaii · 14635 days ago · 8 km deep · 25 km away
  8. 1.516 km S of Fern Forest, Hawaii · 14634 days ago · 8 km deep · 32 km away
  9. 3.014 km SSE of Volcano, Hawaii · 14634 days ago · 9 km deep · 25 km away
  10. 1.914 km SSE of Volcano, Hawaii · 14634 days ago · 5 km deep · 26 km away
  11. 2.016 km SE of Fern Forest, Hawaii · 14634 days ago · 7 km deep · 41 km away
  12. 1.57 km SW of Volcano, Hawaii · 14634 days ago · 2 km deep · 15 km away
  13. 2.267 km ESE of Naalehu, Hawaii · 14634 days ago · 9 km deep · 82 km away
  14. 1.714 km SSE of Volcano, Hawaii · 14633 days ago · 5 km deep · 26 km away
  15. 1.515 km S of Fern Forest, Hawaii · 14633 days ago · 5 km deep · 31 km away
  16. 2.2Island of Hawaii, Hawaii · 14633 days ago · 10 km deep · 44 km away
  17. 1.713 km SSE of Volcano, Hawaii · 14632 days ago · 7 km deep · 26 km away
  18. 1.815 km S of Fern Forest, Hawaii · 14632 days ago · 6 km deep · 31 km away
  19. 2.56 km NE of Puako, Hawaii · 14632 days ago · 12 km deep · 79 km away
  20. 2.97 km E of P?pa‘ikou, Hawaii · 14632 days ago · 41 km deep · 62 km away
  21. 1.824 km W of Volcano, Hawaii · 14632 days ago · 7 km deep · 8 km away
  22. 1.515 km S of Volcano, Hawaii · 14631 days ago · 6 km deep · 22 km away
  23. 1.6Island of Hawaii, Hawaii · 14631 days ago · 9 km deep · 9 km away
  24. 1.99 km WSW of Volcano, Hawaii · 14631 days ago · 6 km deep · 11 km away
  25. 1.611 km WSW of Volcano, Hawaii · 14631 days ago · 8 km deep · 9 km away
  26. 2.024 km N of P?hala, Hawaii · 14631 days ago · 6 km deep · 9 km away
  27. 1.79 km W of Volcano, Hawaii · 14630 days ago · 3 km deep · 11 km away
  28. 2.116 km S of Fern Forest, Hawaii · 14630 days ago · 8 km deep · 33 km away
  29. 3.19 km W of Volcano, Hawaii · 14630 days ago · 6 km deep · 12 km away
  30. 2.09 km WSW of Volcano, Hawaii · 14630 days ago · 6 km deep · 12 km away
  31. 2.69 km W of Volcano, Hawaii · 14630 days ago · 6 km deep · 12 km away
  32. 1.89 km WSW of Volcano, Hawaii · 14630 days ago · 7 km deep · 12 km away
  33. 2.09 km WSW of Volcano, Hawaii · 14630 days ago · 5 km deep · 12 km away
  34. 1.7Island of Hawaii, Hawaii · 14630 days ago · 6 km deep · 13 km away
  35. 2.58 km W of Volcano, Hawaii · 14630 days ago · 7 km deep · 13 km away
  36. 2.28 km WSW of Volcano, Hawaii · 14630 days ago · 5 km deep · 12 km away
  37. 2.910 km WSW of Volcano, Hawaii · 14630 days ago · 6 km deep · 11 km away
  38. 2.59 km WSW of Volcano, Hawaii · 14630 days ago · 6 km deep · 12 km away
  39. 2.39 km WSW of Volcano, Hawaii · 14630 days ago · 7 km deep · 12 km away
  40. 2.19 km WSW of Volcano, Hawaii · 14630 days ago · 7 km deep · 12 km away
  41. 1.89 km WSW of Volcano, Hawaii · 14630 days ago · 6 km deep · 12 km away
  42. 2.19 km WSW of Volcano, Hawaii · 14630 days ago · 5 km deep · 11 km away
  43. 2.08 km WSW of Volcano, Hawaii · 14629 days ago · 8 km deep · 12 km away
  44. 1.69 km WSW of Volcano, Hawaii · 14629 days ago · 4 km deep · 12 km away
  45. 1.915 km S of Fern Forest, Hawaii · 14629 days ago · 8 km deep · 33 km away
  46. 1.89 km WSW of Volcano, Hawaii · 14629 days ago · 6 km deep · 12 km away
  47. 2.312 km WSW of Volcano, Hawaii · 14629 days ago · 9 km deep · 9 km away
  48. 2.945 km SE of Naalehu, Hawaii · 14628 days ago · 9 km deep · 68 km away
  49. 1.78 km WSW of Volcano, Hawaii · 14628 days ago · 6 km deep · 12 km away
  50. 1.618 km N of P?hala, Hawaii · 14628 days ago · 9 km deep · 7 km away
  51. 1.615 km SE of Fern Forest, Hawaii · 14628 days ago · 7 km deep · 40 km away
  52. 2.37 km NNW of P?hala, Hawaii · 14628 days ago · 7 km deep · 17 km away
  53. 1.713 km SSE of Volcano, Hawaii · 14628 days ago · 5 km deep · 25 km away
  54. 2.115 km S of Volcano, Hawaii · 14627 days ago · 7 km deep · 22 km away
  55. 2.111 km SSW of Honoka‘a, Hawaii · 14627 days ago · 29 km deep · 66 km away
  56. 1.99 km E of P?hala, Hawaii · 14627 days ago · 43 km deep · 20 km away
  57. 1.913 km S of Fern Forest, Hawaii · 14627 days ago · 8 km deep · 31 km away
  58. 2.114 km S of Volcano, Hawaii · 14626 days ago · 7 km deep · 23 km away
  59. 1.515 km S of Fern Forest, Hawaii · 14626 days ago · 6 km deep · 34 km away
  60. 1.714 km SSE of Fern Forest, Hawaii · 14626 days ago · 6 km deep · 35 km away

The first 60 of at least 199.

Before

  1. 1.824 km W of Volcano, Hawaii · 14637 days ago · 7 km deep · 7 km away
  2. 3.017 km SSW of Volcano, Hawaii · 14638 days ago · 30 km deep · 16 km away
  3. 2.13 km W of P?hala, Hawaii · 14638 days ago · 5 km deep · 23 km away
  4. 2.013 km SSE of Volcano, Hawaii · 14638 days ago · 7 km deep · 25 km away
  5. 1.714 km S of Volcano, Hawaii · 14638 days ago · 5 km deep · 24 km away
  6. 2.325 km W of Volcano, Hawaii · 14638 days ago · 7 km deep · 8 km away
  7. 1.513 km SSE of Volcano, Hawaii · 14639 days ago · 8 km deep · 27 km away
  8. 2.221 km SE of Leilani Estates, Hawaii · 14639 days ago · 37 km deep · 71 km away
  9. 1.616 km SSE of Fern Forest, Hawaii · 14639 days ago · 6 km deep · 39 km away
  10. 1.513 km SSE of Volcano, Hawaii · 14639 days ago · 6 km deep · 25 km away
  11. 1.75 km SSW of Volcano, Hawaii · 14639 days ago · 2 km deep · 18 km away
  12. 1.915 km N of P?hala, Hawaii · 14640 days ago · 8 km deep · 9 km away
  13. 3.216 km N of P?hala, Hawaii · 14640 days ago · 8 km deep · 9 km away
  14. 1.616 km N of P?hala, Hawaii · 14640 days ago · 8 km deep · 9 km away
  15. 1.67 km NW of P?hala, Hawaii · 14640 days ago · 6 km deep · 18 km away
  16. 2.325 km N of P?hala, Hawaii · 14640 days ago · 7 km deep · 9 km away
  17. 2.314 km N of P?hala, Hawaii · 14640 days ago · 2 km deep · 10 km away
  18. 1.817 km SSW of Volcano, Hawaii · 14640 days ago · 30 km deep · 16 km away
  19. 1.711 km W of P?hala, Hawaii · 14640 days ago · 3 km deep · 28 km away
  20. 1.525 km W of Volcano, Hawaii · 14641 days ago · 5 km deep · 8 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv221730. Read Sat, Oct 3, 2026, 3:48 PM UTC.