Hawaii earthquakes

M2.1 earthquake 18 km WSW of Volcano, Hawaii

A magnitude 2.1 earthquake struck 18 km WSW of Volcano, Hawaii on Mon, Jul 27, 1964, 11:47 PM GMT-10 (09:47 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M4.5 17 km SSE of Fern Forest, 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
2.1 (ML, local (Richter)), micro
Magnitude from
Hawaiian Volcano Observatory
Local time
UTC
1964-07-28 09:47:58 UTC
Depth
0.9 km (0.6 mi), shallow
Epicenter
19.394° N, 155.401° 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, 1.0 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
119°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 115 in the 60 days after this one and 36 in the 30 days before it.

After

  1. 2.713 km SE of Honaunau-Napoopoo, Hawaii · 22712 days ago · 6 km deep · 38 km away
  2. 2.82 km NNW of P?hala, Hawaii · 22711 days ago · 2 km deep · 21 km away
  3. 3.52 km SW of Volcano, Hawaii · 22711 days ago · 25 km deep · 16 km away
  4. 2.95 km S of Volcano, HI · 22711 days ago · 24 km deep · 17 km away
  5. 2.820 km SSE of Waimea, Hawaii · 22711 days ago · 6 km deep · 55 km away
  6. 2.812 km SSW of Volcano, Hawaii · 22710 days ago · 33 km deep · 14 km away
  7. 3.011 km SW of Volcano, Hawaii · 22710 days ago · 28 km deep · 11 km away
  8. 2.89 km NNW of Puako, Hawaii · 22709 days ago · 13 km deep · 88 km away
  9. 2.55 km E of Leilani Estates, Hawaii · 22708 days ago · 0 km deep · 56 km away
  10. 2.819 km ENE of H?lualoa, Hawaii · 22708 days ago · 7 km deep · 54 km away
  11. 3.28 km E of Kalaoa, Hawaii · 22707 days ago · 5 km deep · 65 km away
  12. 2.721 km N of P?hala, Hawaii · 22707 days ago · 7 km deep · 5 km away
  13. 2.520 km WSW of Volcano, Hawaii · 22707 days ago · 12 km deep · 3 km away
  14. 2.318 km NNE of P?hala, Hawaii · 22707 days ago · 10 km deep · 5 km away
  15. 2.621 km W of Volcano, Hawaii · 22707 days ago · 18 km deep · 4 km away
  16. 2.35 km SW of Honoka‘a, Hawaii · 22706 days ago · 7 km deep · 73 km away
  17. 3.710 km W of P?hala, Hawaii · 22705 days ago · -1 km deep · 28 km away
  18. 3.02 km NNW of Volcano, Hawaii · 22705 days ago · 28 km deep · 18 km away
  19. 2.53 km SW of Captain Cook, Hawaii · 22705 days ago · 10 km deep · 58 km away
  20. 2.28 km WSW of Volcano, Hawaii · 22704 days ago · 27 km deep · 10 km away
  21. 2.76 km N of Wai‘?hinu, Hawaii · 22704 days ago · 4 km deep · 37 km away
  22. 2.811 km NNE of P?hala, Hawaii · 22702 days ago · 8 km deep · 11 km away
  23. 2.810 km S of Honaunau-Napoopoo, Hawaii · 22702 days ago · 0 km deep · 49 km away
  24. 3.217 km N of P?hala, Hawaii · 22701 days ago · 9 km deep · 7 km away
  25. 2.217 km S of Volcano, Hawaii · 22699 days ago · 5 km deep · 24 km away
  26. 2.519 km S of Volcano, Hawaii · 22699 days ago · 2 km deep · 25 km away
  27. 2.711 km SSW of Volcano, Hawaii · 22697 days ago · 38 km deep · 15 km away
  28. 3.011 km SSW of Volcano, Hawaii · 22697 days ago · 33 km deep · 14 km away
  29. 2.318 km WSW of Volcano, Hawaii · 22696 days ago · 8 km deep · 1 km away
  30. 4.47 km N of Volcano, Hawaii · 22696 days ago · 25 km deep · 22 km away
  31. 2.922 km N of P?hala, Hawaii · 22694 days ago · 6 km deep · 10 km away
  32. 2.526 km ESE of Leilani Estates, HI · 22693 days ago · 17 km deep · 73 km away
  33. 2.416 km SSE of Fern Forest, Hawaii · 22692 days ago · 11 km deep · 37 km away
  34. 2.819 km N of P?hala, Hawaii · 22692 days ago · 7 km deep · 7 km away
  35. 3.5Hawaii region, Hawaii · 22690 days ago · 11 km deep · 91 km away
  36. 2.89 km SSW of Volcano, Hawaii · 22688 days ago · 28 km deep · 13 km away
  37. 2.2Island of Hawaii, Hawaii · 22688 days ago · 11 km deep · 26 km away
  38. 2.516 km NE of P?hala, Hawaii · 22688 days ago · 12 km deep · 8 km away
  39. 2.819 km NE of Honaunau-Napoopoo, Hawaii · 22687 days ago · 10 km deep · 39 km away
  40. 2.418 km S of Volcano, Hawaii · 22686 days ago · 0 km deep · 20 km away
  41. 2.418 km N of P?hala, Hawaii · 22684 days ago · 12 km deep · 6 km away
  42. 2.89 km ESE of Waimea, Hawaii · 22684 days ago · 39 km deep · 70 km away
  43. 2.418 km W of Volcano, Hawaii · 22683 days ago · 5 km deep · 6 km away
  44. 2.623 km ESE of P?hala, Hawaii · 22683 days ago · 45 km deep · 32 km away
  45. 4.25 km WSW of Puako, Hawaii · 22683 days ago · 4 km deep · 80 km away
  46. 2.75 km SE of Honoka‘a, Hawaii · 22682 days ago · 9 km deep · 72 km away
  47. 2.7Hawaii region, Hawaii · 22681 days ago · 15 km deep · 66 km away
  48. 2.812 km N of Puako, Hawaii · 22681 days ago · 17 km deep · 89 km away
  49. 2.517 km S of Fern Forest, Hawaii · 22681 days ago · 6 km deep · 31 km away
  50. 2.63 km E of P?hala, Hawaii · 22680 days ago · 2 km deep · 22 km away
  51. 2.519 km W of Volcano, Hawaii · 22680 days ago · 9 km deep · 4 km away
  52. 2.727 km SW of Kahaluu-Keauhou, Hawaii · 22679 days ago · 35 km deep · 82 km away
  53. 2.22 km NE of Ainaloa, Hawaii · 22679 days ago · 7 km deep · 47 km away
  54. 3.09 km S of Leilani Estates, Hawaii · 22678 days ago · 9 km deep · 50 km away
  55. 2.38 km SE of Leilani Estates, Hawaii · 22678 days ago · 12 km deep · 57 km away
  56. 3.311 km ESE of Leilani Estates, Hawaii · 22678 days ago · 3 km deep · 61 km away
  57. 3.419 km W of Volcano, Hawaii · 22677 days ago · 9 km deep · 3 km away
  58. 2.713 km NNE of Honoka‘a, Hawaii · 22677 days ago · 4 km deep · 88 km away
  59. 3.8Hawaii region, Hawaii · 22677 days ago · 6 km deep · 55 km away
  60. 2.418 km E of Leilani Estates, Hawaii · 22676 days ago · 7 km deep · 69 km away

The first 60 of 115.

Before

  1. 2.28 km ESE of Waikoloa, Hawaii · 22712 days ago · 7 km deep · 66 km away
  2. 3.025 km E of H?lualoa, Hawaii · 22713 days ago · 10 km deep · 44 km away
  3. 3.011 km NNW of Wai‘?hinu, Hawaii · 22713 days ago · 9 km deep · 36 km away
  4. 2.518 km SSE of Fern Forest, Hawaii · 22715 days ago · 10 km deep · 34 km away
  5. 2.322 km SSW of Leilani Estates, Hawaii · 22715 days ago · 30 km deep · 44 km away
  6. 2.28 km SW of Volcano, Hawaii · 22716 days ago · 1 km deep · 12 km away
  7. 2.514 km S of Leilani Estates, Hawaii · 22716 days ago · 4 km deep · 49 km away
  8. 2.15 km WNW of Mountain View, Hawaii · 22718 days ago · 21 km deep · 32 km away
  9. 2.117 km W of Volcano, Hawaii · 22720 days ago · 0 km deep · 4 km away
  10. 3.228 km SSE of Volcano, Hawaii · 22721 days ago · 50 km deep · 33 km away
  11. 2.521 km SE of Waimea, Hawaii · 22721 days ago · 11 km deep · 55 km away
  12. 2.823 km SSE of Waimea, Hawaii · 22721 days ago · 13 km deep · 52 km away
  13. 4.410 km WSW of Puako, Hawaii · 22722 days ago · 11 km deep · 80 km away
  14. 2.327 km ENE of Honaunau-Napoopoo, Hawaii · 22723 days ago · 6 km deep · 32 km away
  15. 2.012 km SW of Volcano, Hawaii · 22723 days ago · 0 km deep · 8 km away
  16. 3.414 km SSE of Fern Forest, Hawaii · 22724 days ago · 11 km deep · 34 km away
  17. 2.08 km N of Kalaoa, Hawaii · 22726 days ago · 1 km deep · 76 km away
  18. 2.521 km SSE of Fern Forest, Hawaii · 22727 days ago · 9 km deep · 36 km away
  19. 2.53 km SSW of Volcano, Hawaii · 22728 days ago · -1 km deep · 16 km away
  20. 2.012 km N of Honomu, Hawaii · 22728 days ago · 10 km deep · 72 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19640308. Read Sat, Oct 3, 2026, 7:39 AM UTC.