Hawaii earthquakes

M1.8 earthquake 21 km WNW of Volcano, Hawaii

A magnitude 1.8 earthquake struck 21 km WNW of Volcano, Hawaii on Wed, May 28, 1986, 11:55 AM HST (21:55 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M1.9 19 km S of Honaunau-Napoopoo, 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
1.8 (ml), micro
Local time
UTC
1986-05-28 21:55:21 UTC
Depth
8.9 km (5.5 mi), shallow
Epicenter
19.482° N, 155.433° 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
63°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.619 km N of P?hala, Hawaii · 14719 days ago · 6 km deep · 13 km away
  2. 1.919 km S of Honaunau-Napoopoo, Hawaii · 14718 days ago · 8 km deep · 48 km away
  3. 1.9Island of Hawaii, Hawaii · 14718 days ago · 8 km deep · 9 km away
  4. 2.113 km SE of Fern Forest, Hawaii · 14718 days ago · 8 km deep · 42 km away
  5. 2.310 km NNW of Volcano, Hawaii · 14717 days ago · 20 km deep · 19 km away
  6. 1.8Island of Hawaii, Hawaii · 14717 days ago · 9 km deep · 13 km away
  7. 2.213 km SSE of Fern Forest, Hawaii · 14717 days ago · 7 km deep · 40 km away
  8. 2.114 km W of Volcano, Hawaii · 14717 days ago · 7 km deep · 9 km away
  9. 1.512 km SSE of Fern Forest, Hawaii · 14717 days ago · 6 km deep · 39 km away
  10. 1.81 km NNW of Fern Forest, Hawaii · 14716 days ago · 5 km deep · 31 km away
  11. 2.07 km WSW of Volcano, Hawaii · 14716 days ago · 14 km deep · 16 km away
  12. 1.916 km NE of P?hala, Hawaii · 14716 days ago · 4 km deep · 22 km away
  13. 2.024 km S of Volcano, Hawaii · 14716 days ago · 6 km deep · 37 km away
  14. 1.6Island of Hawaii, Hawaii · 14716 days ago · 10 km deep · 16 km away
  15. 2.4Hawaii region, Hawaii · 14716 days ago · 7 km deep · 94 km away
  16. 3.317 km SW of Leilani Estates, Hawaii · 14716 days ago · 9 km deep · 46 km away
  17. 1.716 km SW of Leilani Estates, Hawaii · 14716 days ago · 5 km deep · 45 km away
  18. 2.111 km WSW of Volcano, Hawaii · 14716 days ago · 0 km deep · 12 km away
  19. 1.616 km SSW of Pa‘auilo, Hawaii · 14715 days ago · 5 km deep · 48 km away
  20. 1.616 km SW of Leilani Estates, Hawaii · 14715 days ago · 8 km deep · 45 km away
  21. 2.011 km N of P?hala, Hawaii · 14715 days ago · 28 km deep · 20 km away
  22. 2.4Hawaii region, Hawaii · 14715 days ago · 30 km deep · 88 km away
  23. 2.014 km SSE of Fern Forest, Hawaii · 14714 days ago · 7 km deep · 40 km away
  24. 2.817 km N of P?hala, Hawaii · 14714 days ago · 8 km deep · 16 km away
  25. 2.3Hawaii region, Hawaii · 14714 days ago · 32 km deep · 62 km away
  26. 1.84 km SW of Volcano, Hawaii · 14714 days ago · 11 km deep · 19 km away
  27. 1.85 km SW of Volcano, Hawaii · 14714 days ago · 12 km deep · 19 km away
  28. 3.349 km W of Hawaiian Ocean View, Hawaii · 14713 days ago · 8 km deep · 96 km away
  29. 1.839 km SE of P?hala, Hawaii · 14713 days ago · 11 km deep · 63 km away
  30. 2.110 km SSE of Waimea, Hawaii · 14713 days ago · 10 km deep · 55 km away
  31. 2.818 km NNE of P?hala, Hawaii · 14713 days ago · 9 km deep · 13 km away
  32. 1.921 km WSW of Volcano, Hawaii · 14713 days ago · 8 km deep · 9 km away
  33. 2.115 km S of Volcano, Hawaii · 14712 days ago · 8 km deep · 30 km away
  34. 1.915 km SE of Fern Forest, Hawaii · 14712 days ago · 5 km deep · 43 km away
  35. 1.73 km SSW of Volcano, Hawaii · 14712 days ago · 3 km deep · 22 km away
  36. 2.06 km SSE of Pa‘auilo, Hawaii · 14712 days ago · 10 km deep · 57 km away
  37. 2.017 km WNW of Volcano, Hawaii · 14711 days ago · 12 km deep · 6 km away
  38. 1.66 km NE of P?hala, Hawaii · 14711 days ago · 8 km deep · 26 km away
  39. 1.917 km NE of P?hala, Hawaii · 14711 days ago · 8 km deep · 17 km away
  40. 2.011 km SSE of Volcano, Hawaii · 14710 days ago · 7 km deep · 28 km away
  41. 1.824 km N of P?hala, Hawaii · 14710 days ago · 7 km deep · 9 km away
  42. 2.215 km S of Fern Forest, Hawaii · 14709 days ago · 7 km deep · 38 km away
  43. 2.710 km S of Volcano, Hawaii · 14709 days ago · 7 km deep · 27 km away
  44. 1.911 km SSE of Volcano, Hawaii · 14709 days ago · 7 km deep · 28 km away
  45. 3.09 km E of P?pa‘ikou, Hawaii · 14709 days ago · 39 km deep · 56 km away
  46. 2.017 km SW of Leilani Estates, Hawaii · 14708 days ago · 7 km deep · 45 km away
  47. 2.125 km N of P?hala, Hawaii · 14708 days ago · 7 km deep · 8 km away
  48. 2.318 km N of P?hala, Hawaii · 14708 days ago · 8 km deep · 13 km away
  49. 1.815 km SW of Leilani Estates, Hawaii · 14707 days ago · 0 km deep · 45 km away
  50. 1.928 km N of P?hala, Hawaii · 14707 days ago · 43 km deep · 8 km away
  51. 1.714 km S of Volcano, Hawaii · 14707 days ago · 7 km deep · 29 km away
  52. 2.122 km W of Volcano, Hawaii · 14707 days ago · -1 km deep · 1 km away
  53. 2.119 km NNE of Hawaiian Ocean View, Hawaii · 14706 days ago · 6 km deep · 39 km away
  54. 1.81 km N of Volcano, Hawaii · 14706 days ago · 31 km deep · 21 km away
  55. 2.111 km S of Volcano, Hawaii · 14706 days ago · 32 km deep · 28 km away
  56. 2.42 km N of Volcano, Hawaii · 14706 days ago · 30 km deep · 21 km away
  57. 1.515 km S of Fern Forest, Hawaii · 14705 days ago · 4 km deep · 37 km away
  58. 1.915 km SSE of Volcano, Hawaii · 14705 days ago · 7 km deep · 33 km away
  59. 2.116 km NNE of Hawaiian Ocean View, Hawaii · 14705 days ago · -1 km deep · 42 km away
  60. 2.415 km SE of P?hala, Hawaii · 14704 days ago · 14 km deep · 44 km away

The first 60 of 198.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv215303. Read Tue, Sep 22, 2026, 9:44 AM UTC.