Hawaii earthquakes

M2.5 earthquake 20 km WSW of Volcano, Hawaii

A magnitude 2.5 earthquake struck 20 km WSW of Volcano, Hawaii on Sat, Aug 1, 1964, 3:36 PM GMT-10 (01:36 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M2.6 21 km W 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
2.5 (ml), micro
Local time
UTC
1964-08-02 01:36:16 UTC
Depth
11.9 km (7.4 mi), shallow
Epicenter
19.386° N, 155.423° 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 1.2 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
92°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.318 km NNE of P?hala, Hawaii · 22698 days ago · 10 km deep · 3 km away
  2. 2.621 km W of Volcano, Hawaii · 22698 days ago · 18 km deep · 3 km away
  3. 2.35 km SW of Honoka‘a, Hawaii · 22697 days ago · 7 km deep · 74 km away
  4. 3.710 km W of P?hala, Hawaii · 22697 days ago · -1 km deep · 26 km away
  5. 3.02 km NNW of Volcano, Hawaii · 22696 days ago · 28 km deep · 21 km away
  6. 2.53 km SW of Captain Cook, Hawaii · 22696 days ago · 10 km deep · 56 km away
  7. 2.28 km WSW of Volcano, Hawaii · 22695 days ago · 27 km deep · 13 km away
  8. 2.76 km N of Wai‘?hinu, Hawaii · 22695 days ago · 4 km deep · 35 km away
  9. 2.811 km NNE of P?hala, Hawaii · 22693 days ago · 8 km deep · 10 km away
  10. 2.810 km S of Honaunau-Napoopoo, Hawaii · 22693 days ago · 0 km deep · 46 km away
  11. 3.217 km N of P?hala, Hawaii · 22693 days ago · 9 km deep · 5 km away
  12. 2.217 km S of Volcano, Hawaii · 22691 days ago · 5 km deep · 25 km away
  13. 2.519 km S of Volcano, Hawaii · 22691 days ago · 2 km deep · 26 km away
  14. 2.711 km SSW of Volcano, Hawaii · 22688 days ago · 38 km deep · 17 km away
  15. 3.011 km SSW of Volcano, Hawaii · 22688 days ago · 33 km deep · 16 km away
  16. 2.318 km WSW of Volcano, Hawaii · 22688 days ago · 8 km deep · 3 km away
  17. 4.47 km N of Volcano, Hawaii · 22687 days ago · 25 km deep · 25 km away
  18. 2.922 km N of P?hala, Hawaii · 22686 days ago · 6 km deep · 8 km away
  19. 2.526 km ESE of Leilani Estates, HI · 22684 days ago · 17 km deep · 75 km away
  20. 2.416 km SSE of Fern Forest, Hawaii · 22683 days ago · 11 km deep · 39 km away
  21. 2.819 km N of P?hala, Hawaii · 22683 days ago · 7 km deep · 5 km away
  22. 3.5Hawaii region, Hawaii · 22681 days ago · 11 km deep · 91 km away
  23. 2.89 km SSW of Volcano, Hawaii · 22679 days ago · 28 km deep · 15 km away
  24. 2.2Island of Hawaii, Hawaii · 22679 days ago · 11 km deep · 28 km away
  25. 2.516 km NE of P?hala, Hawaii · 22679 days ago · 12 km deep · 8 km away
  26. 2.819 km NE of Honaunau-Napoopoo, Hawaii · 22678 days ago · 10 km deep · 37 km away
  27. 2.418 km S of Volcano, Hawaii · 22677 days ago · 0 km deep · 21 km away
  28. 2.418 km N of P?hala, Hawaii · 22675 days ago · 12 km deep · 4 km away
  29. 2.89 km ESE of Waimea, Hawaii · 22675 days ago · 39 km deep · 70 km away
  30. 2.418 km W of Volcano, Hawaii · 22674 days ago · 5 km deep · 7 km away
  31. 2.623 km ESE of P?hala, Hawaii · 22674 days ago · 45 km deep · 32 km away
  32. 4.25 km WSW of Puako, Hawaii · 22674 days ago · 4 km deep · 80 km away
  33. 2.75 km SE of Honoka‘a, Hawaii · 22673 days ago · 9 km deep · 73 km away
  34. 2.7Hawaii region, Hawaii · 22672 days ago · 15 km deep · 69 km away
  35. 2.812 km N of Puako, Hawaii · 22672 days ago · 17 km deep · 89 km away
  36. 2.517 km S of Fern Forest, Hawaii · 22672 days ago · 6 km deep · 32 km away
  37. 2.63 km E of P?hala, Hawaii · 22671 days ago · 2 km deep · 21 km away
  38. 2.519 km W of Volcano, Hawaii · 22671 days ago · 9 km deep · 4 km away
  39. 2.727 km SW of Kahaluu-Keauhou, Hawaii · 22671 days ago · 35 km deep · 80 km away
  40. 2.22 km NE of Ainaloa, Hawaii · 22670 days ago · 7 km deep · 50 km away
  41. 3.09 km S of Leilani Estates, Hawaii · 22669 days ago · 9 km deep · 52 km away
  42. 2.38 km SE of Leilani Estates, Hawaii · 22669 days ago · 12 km deep · 59 km away
  43. 3.311 km ESE of Leilani Estates, Hawaii · 22669 days ago · 3 km deep · 63 km away
  44. 3.419 km W of Volcano, Hawaii · 22668 days ago · 9 km deep · 3 km away
  45. 2.713 km NNE of Honoka‘a, Hawaii · 22668 days ago · 4 km deep · 89 km away
  46. 3.8Hawaii region, Hawaii · 22668 days ago · 6 km deep · 57 km away
  47. 2.418 km E of Leilani Estates, Hawaii · 22667 days ago · 7 km deep · 71 km away
  48. 2.121 km E of Nanawale Estates, Hawaii · 22667 days ago · 11 km deep · 76 km away
  49. 2.51 km S of Leilani Estates, Hawaii · 22667 days ago · 3 km deep · 53 km away
  50. 2.72 km SSW of P?hoa, Hawaii · 22667 days ago · 1 km deep · 50 km away
  51. 3.00 km ENE of P?hala, Hawaii · 22667 days ago · 33 km deep · 21 km away
  52. 2.620 km ENE of Honaunau-Napoopoo, Hawaii · 22666 days ago · -2 km deep · 34 km away
  53. 2.66 km E of H?lualoa, Hawaii · 22666 days ago · 3 km deep · 56 km away
  54. 2.810 km ESE of Leilani Estates, Hawaii · 22666 days ago · 1 km deep · 63 km away
  55. 2.314 km SSE of Fern Forest, Hawaii · 22665 days ago · 8 km deep · 37 km away
  56. 2.522 km N of P?hala, Hawaii · 22665 days ago · 4 km deep · 8 km away
  57. 2.816 km S of Fern Forest, Hawaii · 22664 days ago · 7 km deep · 34 km away
  58. 2.59 km ESE of Leilani Estates, Hawaii · 22663 days ago · 2 km deep · 62 km away
  59. 2.217 km S of Leilani Estates, Hawaii · 22663 days ago · 26 km deep · 53 km away
  60. 2.424 km E of Nanawale Estates, Hawaii · 22663 days ago · 12 km deep · 79 km away

The first 60 of 105.

Before

  1. 2.721 km N of P?hala, Hawaii · 22698 days ago · 7 km deep · 3 km away
  2. 3.28 km E of Kalaoa, Hawaii · 22699 days ago · 5 km deep · 63 km away
  3. 2.819 km ENE of H?lualoa, Hawaii · 22699 days ago · 7 km deep · 53 km away
  4. 2.55 km E of Leilani Estates, Hawaii · 22699 days ago · 0 km deep · 59 km away
  5. 2.89 km NNW of Puako, Hawaii · 22700 days ago · 13 km deep · 88 km away
  6. 3.011 km SW of Volcano, Hawaii · 22701 days ago · 28 km deep · 13 km away
  7. 2.812 km SSW of Volcano, Hawaii · 22701 days ago · 33 km deep · 15 km away
  8. 2.820 km SSE of Waimea, Hawaii · 22702 days ago · 6 km deep · 55 km away
  9. 2.95 km S of Volcano, HI · 22702 days ago · 24 km deep · 19 km away
  10. 3.52 km SW of Volcano, Hawaii · 22702 days ago · 25 km deep · 19 km away
  11. 2.82 km NNW of P?hala, Hawaii · 22702 days ago · 2 km deep · 19 km away
  12. 2.713 km SE of Honaunau-Napoopoo, Hawaii · 22703 days ago · 6 km deep · 36 km away
  13. 2.118 km WSW of Volcano, Hawaii · 22703 days ago · 1 km deep · 3 km away
  14. 2.28 km ESE of Waikoloa, Hawaii · 22703 days ago · 7 km deep · 65 km away
  15. 3.025 km E of H?lualoa, Hawaii · 22704 days ago · 10 km deep · 43 km away
  16. 3.011 km NNW of Wai‘?hinu, Hawaii · 22704 days ago · 9 km deep · 34 km away
  17. 2.518 km SSE of Fern Forest, Hawaii · 22706 days ago · 10 km deep · 36 km away
  18. 2.322 km SSW of Leilani Estates, Hawaii · 22706 days ago · 30 km deep · 46 km away
  19. 2.28 km SW of Volcano, Hawaii · 22707 days ago · 1 km deep · 14 km away
  20. 2.514 km S of Leilani Estates, Hawaii · 22707 days ago · 4 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19640321. Read Thu, Sep 24, 2026, 8:46 AM UTC.