Hawaii earthquakes

M2.1 earthquake 11 km S of Volcano, Hawaii

A magnitude 2.1 earthquake struck 11 km S of Volcano, Hawaii on Tue, Apr 18, 1978, 9:15 AM HST (19:15 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.4 16 km S 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), micro
Local time
UTC
1978-04-18 19:15:14 UTC
Depth
6.3 km (3.9 mi), shallow
Epicenter
19.340° N, 155.220° 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 0.5 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
64°
Stations used
32

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. 2.015 km S of Fern Forest, Hawaii · 17661 days ago · 5 km deep · 9 km away
  2. 2.416 km S of Fern Forest, Hawaii · 17661 days ago · 8 km deep · 12 km away
  3. 2.713 km SSE of Volcano, Hawaii · 17661 days ago · 6 km deep · 4 km away
  4. 2.115 km S of Fern Forest, Hawaii · 17661 days ago · 7 km deep · 11 km away
  5. 2.115 km S of Fern Forest, Hawaii · 17661 days ago · 4 km deep · 11 km away
  6. 2.26 km NNW of Volcano, Hawaii · 17660 days ago · 9 km deep · 18 km away
  7. 2.114 km SSE of Fern Forest, Hawaii · 17660 days ago · 6 km deep · 13 km away
  8. 2.013 km SSE of Volcano, Hawaii · 17660 days ago · 6 km deep · 3 km away
  9. 2.112 km SSE of Volcano, Hawaii · 17660 days ago · 6 km deep · 2 km away
  10. 2.817 km N of P?hala, Hawaii · 17660 days ago · 4 km deep · 29 km away
  11. 2.317 km N of P?hala, Hawaii · 17660 days ago · 6 km deep · 30 km away
  12. 2.611 km SSE of Volcano, Hawaii · 17660 days ago · 34 km deep · 2 km away
  13. 2.114 km S of Fern Forest, Hawaii · 17659 days ago · 8 km deep · 9 km away
  14. 2.025 km W of Volcano, Hawaii · 17659 days ago · 4 km deep · 30 km away
  15. 3.015 km N of Kalaoa, Hawaii · 17659 days ago · 33 km deep · 98 km away
  16. 1.99 km SW of Hilo, Hawaii · 17658 days ago · 1 km deep · 36 km away
  17. 2.36 km ESE of Leilani Estates, Hawaii · 17658 days ago · 8 km deep · 40 km away
  18. 2.418 km S of Volcano, Hawaii · 17658 days ago · 10 km deep · 7 km away
  19. 2.519 km S of Volcano, Hawaii · 17658 days ago · 10 km deep · 9 km away
  20. 2.117 km S of Volcano, Hawaii · 17658 days ago · 9 km deep · 6 km away
  21. 2.414 km SSE of Fern Forest, Hawaii · 17658 days ago · 7 km deep · 12 km away
  22. 2.117 km S of Volcano, Hawaii · 17658 days ago · 9 km deep · 6 km away
  23. 2.216 km S of Volcano, Hawaii · 17658 days ago · 9 km deep · 5 km away
  24. 2.415 km SSE of Fern Forest, Hawaii · 17658 days ago · 6 km deep · 12 km away
  25. 2.111 km SSE of Volcano, Hawaii · 17658 days ago · 7 km deep · 4 km away
  26. 2.611 km SE of Fern Forest, Hawaii · 17658 days ago · 7 km deep · 16 km away
  27. 2.220 km W of Volcano, Hawaii · 17658 days ago · 10 km deep · 24 km away
  28. 2.719 km NNE of P?hala, Hawaii · 17658 days ago · 9 km deep · 21 km away
  29. 2.0Island of Hawaii, Hawaii · 17658 days ago · 6 km deep · 4 km away
  30. 3.012 km NNE of P?hala, Hawaii · 17658 days ago · 9 km deep · 23 km away
  31. 1.93 km N of Naalehu, Hawaii · 17658 days ago · 58 km deep · 46 km away
  32. 1.912 km SSE of Volcano, Hawaii · 17657 days ago · 6 km deep · 3 km away
  33. 2.06 km ESE of Leilani Estates, Hawaii · 17657 days ago · 5 km deep · 40 km away
  34. 2.013 km S of Fern Forest, Hawaii · 17657 days ago · 7 km deep · 10 km away
  35. 2.27 km SW of Volcano, Hawaii · 17657 days ago · 2 km deep · 9 km away
  36. 2.112 km SSE of Fern Forest, Hawaii · 17657 days ago · 7 km deep · 13 km away
  37. 2.014 km S of Volcano, Hawaii · 17657 days ago · 7 km deep · 3 km away
  38. 2.54 km SSW of P?hala, Hawaii · 17656 days ago · 33 km deep · 34 km away
  39. 2.517 km SW of Leilani Estates, Hawaii · 17656 days ago · 7 km deep · 21 km away
  40. 2.015 km S of Fern Forest, Hawaii · 17656 days ago · 7 km deep · 9 km away
  41. 2.213 km SSE of Volcano, Hawaii · 17656 days ago · 4 km deep · 2 km away
  42. 2.513 km SSE of Volcano, Hawaii · 17656 days ago · 6 km deep · 4 km away
  43. 2.913 km S of Volcano, Hawaii · 17655 days ago · 9 km deep · 2 km away
  44. 2.77 km SW of Volcano, Hawaii · 17655 days ago · 2 km deep · 8 km away
  45. 2.213 km SW of Leilani Estates, Hawaii · 17655 days ago · 5 km deep · 24 km away
  46. 2.118 km W of Volcano, Hawaii · 17655 days ago · 6 km deep · 22 km away
  47. 2.515 km WSW of Honomu, Hawaii · 17655 days ago · 35 km deep · 55 km away
  48. 2.312 km WNW of P?hala, Hawaii · 17654 days ago · 2 km deep · 40 km away
  49. 2.314 km NE of P?hala, Hawaii · 17654 days ago · 4 km deep · 19 km away
  50. 2.05 km SSW of Volcano, Hawaii · 17654 days ago · 2 km deep · 8 km away
  51. 3.815 km S of Volcano, Hawaii · 17654 days ago · 9 km deep · 4 km away
  52. 2.815 km S of Fern Forest, Hawaii · 17654 days ago · 8 km deep · 10 km away
  53. 2.113 km SSE of Fern Forest, Hawaii · 17654 days ago · 6 km deep · 13 km away
  54. 2.516 km SE of Fern Forest, Hawaii · 17654 days ago · 9 km deep · 20 km away
  55. 2.012 km S of Fern Forest, Hawaii · 17654 days ago · 7 km deep · 9 km away
  56. 2.213 km S of Volcano, Hawaii · 17654 days ago · 7 km deep · 2 km away
  57. 3.517 km SE of Fern Forest, Hawaii · 17653 days ago · 7 km deep · 20 km away
  58. 2.220 km W of Volcano, Hawaii · 17653 days ago · 2 km deep · 23 km away
  59. 2.56 km SSW of Volcano, Hawaii · 17652 days ago · 2 km deep · 6 km away
  60. 3.010 km SSE of Volcano, Hawaii · 17652 days ago · 36 km deep · 1 km away

The first 60 of 198.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19780635. Read Tue, Sep 22, 2026, 9:43 AM UTC.