Hawaii earthquakes

M1.8 earthquake 1 km NNW of Volcano, Hawaii

A magnitude 1.8 earthquake struck 1 km NNW of Volcano, Hawaii on Mon, Aug 17, 1981, 2:09 AM HST (12:09 UTC), 31 km (19 mi) below the surface.

A larger quake followed: M4.1 15 km S of Volcano, 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
1981-08-17 12:09:56 UTC
Depth
30.7 km (19.1 mi), shallow
Epicenter
19.457° N, 155.243° 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 0.6 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
41°
Stations used
40

Nearest places

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

Nearby

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

After

  1. 2.613 km SSE of Volcano, Hawaii · 16479 days ago · 8 km deep · 16 km away
  2. 1.613 km SSE of Volcano, Hawaii · 16479 days ago · 8 km deep · 15 km away
  3. 2.213 km ENE of P?hala, Hawaii · 16479 days ago · 3 km deep · 24 km away
  4. 1.613 km ENE of P?hala, Hawaii · 16479 days ago · 3 km deep · 25 km away
  5. 1.617 km NE of P?hala, Hawaii · 16479 days ago · 5 km deep · 21 km away
  6. 1.720 km N of P?hala, Hawaii · 16479 days ago · 8 km deep · 26 km away
  7. 1.812 km SSE of Volcano, Hawaii · 16478 days ago · 8 km deep · 15 km away
  8. 1.714 km SSE of Volcano, Hawaii · 16478 days ago · 6 km deep · 17 km away
  9. 1.613 km SSE of Volcano, Hawaii · 16478 days ago · 7 km deep · 16 km away
  10. 1.86 km SW of Volcano, Hawaii · 16478 days ago · 0 km deep · 7 km away
  11. 1.917 km NE of P?hala, Hawaii · 16478 days ago · 4 km deep · 21 km away
  12. 2.013 km NE of P?hala, Hawaii · 16478 days ago · 7 km deep · 25 km away
  13. 1.517 km S of Volcano, Hawaii · 16477 days ago · 5 km deep · 19 km away
  14. 1.614 km S of Volcano, Hawaii · 16477 days ago · 5 km deep · 16 km away
  15. 3.614 km S of Fern Forest, Hawaii · 16477 days ago · 9 km deep · 18 km away
  16. 2.014 km S of Fern Forest, Hawaii · 16477 days ago · 7 km deep · 18 km away
  17. 1.514 km S of Volcano, Hawaii · 16477 days ago · 7 km deep · 16 km away
  18. 1.925 km E of Honaunau-Napoopoo, Hawaii · 16477 days ago · 0 km deep · 40 km away
  19. 1.816 km S of Fern Forest, Hawaii · 16477 days ago · 7 km deep · 19 km away
  20. 2.014 km SSE of Volcano, Hawaii · 16476 days ago · 8 km deep · 16 km away
  21. 2.012 km NE of P?hala, Hawaii · 16476 days ago · 5 km deep · 25 km away
  22. 1.717 km SSW of Volcano, Hawaii · 16476 days ago · 32 km deep · 19 km away
  23. 1.617 km W of Volcano, Hawaii · 16476 days ago · 8 km deep · 16 km away
  24. 2.911 km E of Hilo, Hawaii · 16476 days ago · 37 km deep · 42 km away
  25. 2.914 km S of Volcano, Hawaii · 16476 days ago · 8 km deep · 17 km away
  26. 1.715 km NE of P?hala, Hawaii · 16476 days ago · 6 km deep · 22 km away
  27. 2.78 km SSE of Pa‘auilo, Hawaii · 16476 days ago · 11 km deep · 58 km away
  28. 2.115 km S of Fern Forest, Hawaii · 16476 days ago · 7 km deep · 19 km away
  29. 2.87 km SSE of Pa‘auilo, Hawaii · 16475 days ago · 11 km deep · 59 km away
  30. 1.912 km SSE of Volcano, Hawaii · 16475 days ago · 6 km deep · 15 km away
  31. 1.915 km S of Volcano, Hawaii · 16475 days ago · 6 km deep · 17 km away
  32. 1.613 km S of Volcano, Hawaii · 16475 days ago · 8 km deep · 15 km away
  33. 2.013 km NE of P?hala, Hawaii · 16474 days ago · 6 km deep · 25 km away
  34. 1.613 km SSE of Volcano, Hawaii · 16474 days ago · 4 km deep · 15 km away
  35. 2.87 km SSE of Pa‘auilo, Hawaii · 16474 days ago · 10 km deep · 59 km away
  36. 2.114 km SE of Fern Forest, Hawaii · 16474 days ago · 8 km deep · 23 km away
  37. 1.814 km S of Volcano, Hawaii · 16474 days ago · 5 km deep · 16 km away
  38. 1.515 km S of Fern Forest, Hawaii · 16474 days ago · 8 km deep · 19 km away
  39. 1.611 km SSE of Volcano, Hawaii · 16473 days ago · 8 km deep · 13 km away
  40. 1.917 km ENE of P?hala, Hawaii · 16473 days ago · 6 km deep · 22 km away
  41. 2.112 km SSE of Eden Roc, Hawaii · 16473 days ago · 8 km deep · 23 km away
  42. 2.27 km WSW of P?hala, Hawaii · 16473 days ago · 5 km deep · 44 km away
  43. 2.313 km SSE of Volcano, Hawaii · 16473 days ago · 8 km deep · 15 km away
  44. 2.013 km NE of P?hala, Hawaii · 16473 days ago · 4 km deep · 24 km away
  45. 2.016 km ENE of P?hala, Hawaii · 16473 days ago · 6 km deep · 22 km away
  46. 2.416 km NE of P?hala, Hawaii · 16472 days ago · 8 km deep · 22 km away
  47. 2.111 km SSE of Volcano, Hawaii · 16472 days ago · 7 km deep · 13 km away
  48. 1.815 km S of Fern Forest, Hawaii · 16471 days ago · 7 km deep · 18 km away
  49. 2.122 km N of P?hala, Hawaii · 16471 days ago · 5 km deep · 27 km away
  50. 2.113 km S of Volcano, Hawaii · 16471 days ago · 6 km deep · 15 km away
  51. 2.211 km ENE of Honaunau-Napoopoo, Hawaii · 16471 days ago · 6 km deep · 56 km away
  52. 2.012 km ENE of P?hala, Hawaii · 16471 days ago · 5 km deep · 26 km away
  53. 2.416 km NE of P?hala, Hawaii · 16471 days ago · 6 km deep · 22 km away
  54. 2.015 km ENE of P?hala, Hawaii · 16470 days ago · 6 km deep · 23 km away
  55. 2.111 km SSE of Fern Forest, Hawaii · 16470 days ago · 7 km deep · 18 km away
  56. 1.812 km SSE of Volcano, Hawaii · 16470 days ago · 6 km deep · 15 km away
  57. 2.614 km S of Volcano, Hawaii · 16470 days ago · 8 km deep · 16 km away
  58. 2.013 km ENE of P?hala, Hawaii · 16470 days ago · 6 km deep · 26 km away
  59. 1.516 km SW of Leilani Estates, Hawaii · 16470 days ago · 7 km deep · 26 km away
  60. 2.011 km ENE of P?hala, Hawaii · 16470 days ago · 7 km deep · 27 km away

The first 60 of 200.

Before

  1. 2.115 km S of Volcano, Hawaii · 16479 days ago · 7 km deep · 17 km away
  2. 1.812 km ENE of P?hala, Hawaii · 16479 days ago · 6 km deep · 26 km away
  3. 3.56 km SW of Volcano, Hawaii · 16479 days ago · 14 km deep · 8 km away
  4. 2.015 km ENE of P?hala, Hawaii · 16480 days ago · 7 km deep · 23 km away
  5. 1.712 km SW of Volcano, Hawaii · 16480 days ago · 3 km deep · 14 km away
  6. 1.814 km E of P?hala, Hawaii · 16480 days ago · 7 km deep · 29 km away
  7. 2.35 km SW of Volcano, Hawaii · 16480 days ago · 0 km deep · 6 km away
  8. 1.714 km ENE of P?hala, Hawaii · 16480 days ago · 7 km deep · 25 km away
  9. 2.446 km S of Leilani Estates, Hawaii · 16480 days ago · 39 km deep · 60 km away
  10. 1.812 km SSE of Volcano, Hawaii · 16480 days ago · 8 km deep · 15 km away
  11. 2.04 km SW of Volcano, Hawaii · 16480 days ago · 14 km deep · 5 km away
  12. 1.512 km SW of Volcano, Hawaii · 16480 days ago · 2 km deep · 14 km away
  13. 1.813 km NE of P?hala, Hawaii · 16480 days ago · 5 km deep · 25 km away
  14. 1.712 km SW of Volcano, Hawaii · 16480 days ago · 3 km deep · 14 km away
  15. 2.713 km S of Volcano, Hawaii · 16480 days ago · 8 km deep · 15 km away
  16. 1.612 km NE of P?hala, Hawaii · 16480 days ago · 3 km deep · 25 km away
  17. 2.017 km NE of P?hala, Hawaii · 16481 days ago · 7 km deep · 21 km away
  18. 2.011 km SSE of Volcano, Hawaii · 16481 days ago · 7 km deep · 13 km away
  19. 2.012 km SW of Volcano, Hawaii · 16481 days ago · 3 km deep · 14 km away
  20. 2.813 km W of P?hala, Hawaii · 16481 days ago · 6 km deep · 48 km away

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From the USGS Earthquake Hazards Program and its partner networks, event hv19813090. Read Tue, Sep 29, 2026, 8:45 AM UTC.