Hawaii earthquakes

M1.9 earthquake 18 km SW of Volcano, Hawaii

A magnitude 1.9 earthquake struck 18 km SW of Volcano, Hawaii on Wed, Aug 12, 1981, 2:46 AM HST (12:46 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M4.1 15 km S of Volcano, Hawaii. This one was a foreshock.

Volcano 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
1.9 (ml), micro
Local time
UTC
1981-08-12 12:46:46 UTC
Depth
1.9 km (1.2 mi), shallow
Epicenter
19.327° N, 155.355° 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, 0.6 km in depth
Depth from
From location
Station coverage gap
81°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.416 km NE of P?hala, Hawaii · 16485 days ago · 2 km deep · 2 km away
  2. 2.814 km ENE of P?hala, Hawaii · 16485 days ago · 10 km deep · 9 km away
  3. 2.013 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 5 km away
  4. 2.013 km NE of P?hala, Hawaii · 16485 days ago · 2 km deep · 6 km away
  5. 2.116 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 2 km away
  6. 1.712 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 6 km away
  7. 1.518 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 0 km away
  8. 1.712 km SSW of Volcano, Hawaii · 16485 days ago · 2 km deep · 7 km away
  9. 2.55 km SW of Volcano, Hawaii · 16485 days ago · -1 km deep · 12 km away
  10. 2.312 km SW of Volcano, Hawaii · 16485 days ago · 30 km deep · 6 km away
  11. 2.515 km SW of Volcano, Hawaii · 16485 days ago · -1 km deep · 2 km away
  12. 2.417 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 0 km away
  13. 2.312 km ENE of P?hala, Hawaii · 16485 days ago · 3 km deep · 7 km away
  14. 2.012 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 5 km away
  15. 1.614 km SSE of Fern Forest, Hawaii · 16485 days ago · 8 km deep · 26 km away
  16. 1.615 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 2 km away
  17. 1.615 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 2 km away
  18. 1.917 km SW of Volcano, Hawaii · 16485 days ago · 1 km deep · 1 km away
  19. 2.217 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 1 km away
  20. 2.018 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 0 km away
  21. 2.014 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 4 km away
  22. 1.713 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 5 km away
  23. 1.7Island of Hawaii, Hawaii · 16485 days ago · 3 km deep · 5 km away
  24. 2.717 km SW of Volcano, Hawaii · 16485 days ago · 0 km deep · 1 km away
  25. 2.616 km SW of Volcano, Hawaii · 16485 days ago · 0 km deep · 2 km away
  26. 2.318 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 0 km away
  27. 2.114 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 4 km away
  28. 1.816 km SW of Volcano, Hawaii · 16485 days ago · 0 km deep · 2 km away
  29. 2.1Island of Hawaii, Hawaii · 16485 days ago · 3 km deep · 3 km away
  30. 2.018 km NE of P?hala, Hawaii · 16485 days ago · 2 km deep · 1 km away
  31. 2.113 km SW of Volcano, Hawaii · 16485 days ago · 3 km deep · 5 km away
  32. 1.912 km SW of Volcano, Hawaii · 16485 days ago · 3 km deep · 5 km away
  33. 1.94 km SW of Volcano, Hawaii · 16485 days ago · 5 km deep · 13 km away
  34. 2.216 km NE of P?hala, Hawaii · 16485 days ago · 5 km deep · 4 km away
  35. 1.717 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 1 km away
  36. 2.113 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 6 km away
  37. 2.16 km SSW of Volcano, Hawaii · 16485 days ago · 0 km deep · 12 km away
  38. 2.014 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 4 km away
  39. 2.95 km SSW of Volcano, Hawaii · 16485 days ago · -1 km deep · 12 km away
  40. 1.814 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 4 km away
  41. 1.816 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 2 km away
  42. 2.014 km NE of P?hala, Hawaii · 16484 days ago · 3 km deep · 5 km away
  43. 1.714 km SSE of Volcano, Hawaii · 16484 days ago · 8 km deep · 20 km away
  44. 2.411 km SW of Volcano, Hawaii · 16484 days ago · 7 km deep · 7 km away
  45. 2.417 km NE of P?hala, Hawaii · 16484 days ago · 3 km deep · 1 km away
  46. 1.916 km SW of Volcano, Hawaii · 16484 days ago · -1 km deep · 1 km away
  47. 1.917 km SW of Volcano, Hawaii · 16484 days ago · 2 km deep · 0 km away
  48. 2.217 km SW of Volcano, Hawaii · 16484 days ago · 2 km deep · 1 km away
  49. 2.013 km NE of P?hala, Hawaii · 16484 days ago · 2 km deep · 5 km away
  50. 2.925 km E of Honaunau-Napoopoo, Hawaii · 16484 days ago · -2 km deep · 32 km away
  51. 2.411 km E of P?hala, Hawaii · 16484 days ago · 2 km deep · 12 km away
  52. 2.514 km NE of P?hala, Hawaii · 16484 days ago · 3 km deep · 5 km away
  53. 1.712 km SW of Volcano, Hawaii · 16484 days ago · 3 km deep · 5 km away
  54. 2.013 km NE of P?hala, Hawaii · 16484 days ago · 3 km deep · 5 km away
  55. 1.814 km SW of Volcano, Hawaii · 16484 days ago · 3 km deep · 4 km away
  56. 1.612 km SW of Volcano, Hawaii · 16484 days ago · 2 km deep · 6 km away
  57. 1.514 km SW of Volcano, Hawaii · 16484 days ago · 2 km deep · 4 km away
  58. 2.513 km NE of P?hala, Hawaii · 16484 days ago · 3 km deep · 6 km away
  59. 2.313 km NE of P?hala, Hawaii · 16484 days ago · 2 km deep · 5 km away
  60. 2.314 km NE of P?hala, Hawaii · 16484 days ago · 7 km deep · 5 km away

The first 60 of 201.

Before

  1. 2.017 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 0 km away
  2. 2.915 km SW of Volcano, Hawaii · 16485 days ago · 0 km deep · 2 km away
  3. 2.117 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 1 km away
  4. 2.314 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 5 km away
  5. 2.115 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 2 km away
  6. 2.016 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 2 km away
  7. 2.014 km NE of P?hala, Hawaii · 16485 days ago · 2 km deep · 5 km away
  8. 2.218 km SW of Volcano, Hawaii · 16485 days ago · 2 km deep · 0 km away
  9. 2.214 km SW of Volcano, Hawaii · 16485 days ago · 3 km deep · 4 km away
  10. 2.411 km ENE of P?hala, Hawaii · 16485 days ago · 1 km deep · 11 km away
  11. 1.716 km SW of Volcano, Hawaii · 16485 days ago · 1 km deep · 1 km away
  12. 1.9Island of Hawaii, Hawaii · 16485 days ago · 2 km deep · 5 km away
  13. 2.013 km NE of P?hala, Hawaii · 16485 days ago · 2 km deep · 5 km away
  14. 1.714 km ENE of P?hala, Hawaii · 16485 days ago · 3 km deep · 7 km away
  15. 2.116 km SW of Volcano, Hawaii · 16485 days ago · 1 km deep · 2 km away
  16. 1.914 km NE of P?hala, Hawaii · 16485 days ago · 2 km deep · 5 km away
  17. 2.311 km NE of P?hala, Hawaii · 16485 days ago · 1 km deep · 8 km away
  18. 2.114 km SW of Volcano, Hawaii · 16485 days ago · 3 km deep · 4 km away
  19. 2.314 km NE of P?hala, Hawaii · 16485 days ago · 3 km deep · 5 km away
  20. 1.813 km NE of P?hala, Hawaii · 16485 days ago · 2 km deep · 5 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19812832. Read Wed, Sep 30, 2026, 4:35 PM UTC.