Hawaii earthquakes

M1.9 earthquake 9 km SW of Hilo, Hawaii

A magnitude 1.9 earthquake struck 9 km SW of Hilo, Hawaii on Thu, May 18, 1978, 12:15 PM HST (22:15 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M2.5 13 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
1.9 (ml), micro
Local time
UTC
1978-05-18 22:15:20 UTC
Depth
0.7 km (0.4 mi), shallow
Epicenter
19.659° N, 155.143° 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, 0.9 km in depth
Magnitude uncertainty
±0.30
Depth from
From location
Station coverage gap
109°
Stations used
21

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 0 in the 30 days before it.

After

  1. 1.64 km ESE of Leilani Estates, Hawaii · 17635 days ago · 6 km deep · 36 km away
  2. 2.513 km SSE of Fern Forest, Hawaii · 17635 days ago · 6 km deep · 35 km away
  3. 2.58 km NNE of P?hala, Hawaii · 17635 days ago · 7 km deep · 54 km away
  4. 2.819 km NNE of P?hala, Hawaii · 17634 days ago · 9 km deep · 43 km away
  5. 2.3Island of Hawaii, Hawaii · 17634 days ago · 8 km deep · 37 km away
  6. 2.218 km W of Volcano, Hawaii · 17634 days ago · 7 km deep · 38 km away
  7. 3.55 km SSW of Volcano, Hawaii · 17634 days ago · 2 km deep · 32 km away
  8. 2.25 km SSW of Volcano, Hawaii · 17634 days ago · 2 km deep · 32 km away
  9. 2.413 km SSE of Fern Forest, Hawaii · 17634 days ago · 6 km deep · 35 km away
  10. 2.918 km WNW of Volcano, Hawaii · 17633 days ago · 7 km deep · 30 km away
  11. 2.113 km SSE of Volcano, Hawaii · 17633 days ago · 7 km deep · 38 km away
  12. 3.823 km SE of Naalehu, Hawaii · 17633 days ago · 14 km deep · 91 km away
  13. 2.37 km SW of Volcano, Hawaii · 17633 days ago · 2 km deep · 33 km away
  14. 2.35 km WSW of Volcano, Hawaii · 17633 days ago · 1 km deep · 30 km away
  15. 2.219 km WSW of Volcano, Hawaii · 17633 days ago · 8 km deep · 41 km away
  16. 3.019 km W of Volcano, Hawaii · 17633 days ago · 10 km deep · 40 km away
  17. 3.516 km SSE of Fern Forest, Hawaii · 17633 days ago · 6 km deep · 37 km away
  18. 2.417 km SSE of Fern Forest, Hawaii · 17633 days ago · 5 km deep · 38 km away
  19. 2.214 km S of Volcano, Hawaii · 17633 days ago · 8 km deep · 40 km away
  20. 2.020 km SSE of Fern Forest, Hawaii · 17633 days ago · 5 km deep · 40 km away
  21. 2.816 km SSE of Fern Forest, Hawaii · 17632 days ago · 9 km deep · 37 km away
  22. 2.116 km SE of Fern Forest, Hawaii · 17632 days ago · 6 km deep · 37 km away
  23. 2.613 km SSE of Fern Forest, Hawaii · 17632 days ago · 8 km deep · 35 km away
  24. 2.117 km S of Volcano, Hawaii · 17632 days ago · 7 km deep · 42 km away
  25. 2.413 km NE of P?hala, Hawaii · 17631 days ago · 38 km deep · 48 km away
  26. 2.317 km SSE of Fern Forest, Hawaii · 17631 days ago · 7 km deep · 37 km away
  27. 2.46 km SSW of Volcano, Hawaii · 17631 days ago · 2 km deep · 32 km away
  28. 2.518 km W of Volcano, Hawaii · 17631 days ago · 8 km deep · 38 km away
  29. 2.67 km SW of Volcano, Hawaii · 17631 days ago · 1 km deep · 33 km away
  30. 2.314 km W of P?hala, Hawaii · 17630 days ago · 5 km deep · 70 km away
  31. 2.912 km SSE of Fern Forest, Hawaii · 17630 days ago · 7 km deep · 34 km away
  32. 2.318 km N of P?hala, Hawaii · 17630 days ago · 7 km deep · 48 km away
  33. 2.412 km S of Volcano, Hawaii · 17630 days ago · 8 km deep · 37 km away
  34. 2.714 km SSE of Fern Forest, Hawaii · 17629 days ago · 8 km deep · 35 km away
  35. 2.815 km S of Fern Forest, Hawaii · 17629 days ago · 8 km deep · 37 km away
  36. 2.5Island of Hawaii, Hawaii · 17629 days ago · 9 km deep · 44 km away
  37. 2.414 km S of Fern Forest, Hawaii · 17629 days ago · 6 km deep · 36 km away
  38. 3.217 km SW of Leilani Estates, Hawaii · 17628 days ago · 9 km deep · 38 km away
  39. 2.817 km SW of Leilani Estates, Hawaii · 17628 days ago · 8 km deep · 37 km away
  40. 2.44 km E of Honaunau-Napoopoo, Hawaii · 17628 days ago · 4 km deep · 75 km away
  41. 2.213 km S of Volcano, Hawaii · 17628 days ago · 6 km deep · 39 km away
  42. 2.016 km ENE of P?hala, Hawaii · 17628 days ago · 7 km deep · 47 km away
  43. 2.115 km S of Fern Forest, Hawaii · 17628 days ago · 7 km deep · 37 km away
  44. 2.114 km SSE of Fern Forest, Hawaii · 17628 days ago · 7 km deep · 35 km away
  45. 2.115 km S of Fern Forest, Hawaii · 17628 days ago · 7 km deep · 37 km away
  46. 2.413 km SSE of Fern Forest, Hawaii · 17628 days ago · 6 km deep · 34 km away
  47. 1.914 km S of Volcano, Hawaii · 17626 days ago · 8 km deep · 40 km away
  48. 2.616 km SSW of Volcano, Hawaii · 17626 days ago · 9 km deep · 42 km away
  49. 2.116 km SE of Fern Forest, Hawaii · 17626 days ago · 7 km deep · 35 km away
  50. 2.04 km WSW of Volcano, Hawaii · 17626 days ago · 1 km deep · 30 km away
  51. 2.416 km S of Fern Forest, Hawaii · 17626 days ago · 9 km deep · 38 km away
  52. 3.813 km S of Volcano, Hawaii · 17625 days ago · 9 km deep · 39 km away
  53. 2.014 km NE of P?hala, Hawaii · 17625 days ago · 6 km deep · 48 km away
  54. 2.211 km S of Volcano, Hawaii · 17625 days ago · 8 km deep · 37 km away
  55. 2.414 km S of Fern Forest, Hawaii · 17624 days ago · 5 km deep · 36 km away
  56. 2.422 km N of P?hala, Hawaii · 17624 days ago · 9 km deep · 43 km away
  57. 2.815 km S of Fern Forest, Hawaii · 17624 days ago · 8 km deep · 37 km away
  58. 2.414 km S of Fern Forest, Hawaii · 17624 days ago · 7 km deep · 36 km away
  59. 2.613 km SSE of Volcano, Hawaii · 17624 days ago · 9 km deep · 37 km away
  60. 2.97 km SW of Volcano, Hawaii · 17623 days ago · 2 km deep · 33 km away

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event hv19780812. Read Tue, Sep 22, 2026, 12:14 PM UTC.