California earthquakes

M2.6 earthquake 39 km SW of Ferndale, California

A magnitude 2.6 earthquake struck 39 km SW of Ferndale, California on Fri, Apr 17, 1981, 8:24 PM PST (04:24 UTC), 23 km (14 mi) below the surface.

A larger quake followed: M3.8 49 km WSW of Ferndale, California. This one was a foreshock.

Ferndale forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.6 (md), micro
Local time
UTC
1981-04-18 04:24:08 UTC
Depth
22.7 km (14.1 mi), shallow
Epicenter
40.319° N, 124.588° W
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 1.8 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
260°, poorly surrounded by stations
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 3.849 km WSW of Ferndale, California · 16593 days ago · 18 km deep · 18 km away
  2. 1.647 km SW of Ferndale, California · 16593 days ago · 13 km deep · 8 km away
  3. 1.939 km SW of Ferndale, California · 16593 days ago · 20 km deep · 1 km away
  4. 2.24 km SSW of Westhaven-Moonstone, California · 16593 days ago · 15 km deep · 86 km away
  5. 2.020 km W of Big Lagoon, California · 16593 days ago · 8 km deep · 92 km away
  6. 1.725 km W of Big Lagoon, California · 16593 days ago · 3 km deep · 93 km away
  7. 2.13 km SW of Loleta, California · 16592 days ago · 21 km deep · 43 km away
  8. 1.540 km SW of Ferndale, California · 16592 days ago · 23 km deep · 2 km away
  9. 1.811 km WSW of Mad River, California · 16592 days ago · -1 km deep · 82 km away
  10. 2.1near the coast of Northern California · 16592 days ago · 21 km deep · 28 km away
  11. 1.634 km SW of Ferndale, California · 16592 days ago · 21 km deep · 6 km away
  12. 2.99 km WNW of McKinleyville, California · 16592 days ago · 46 km deep · 79 km away
  13. 3.2near the coast of Northern California · 16592 days ago · 25 km deep · 4 km away
  14. 1.622 km SE of Indianola, California · 16592 days ago · 22 km deep · 74 km away
  15. 1.624 km WNW of Samoa, California · 16591 days ago · 14 km deep · 70 km away
  16. 2.437 km SW of Ferndale, California · 16591 days ago · 29 km deep · 2 km away
  17. 1.921 km WNW of Manila, California · 16591 days ago · 17 km deep · 71 km away
  18. 2.422 km SE of Indianola, California · 16591 days ago · 21 km deep · 74 km away
  19. 3.540 km SW of Ferndale, California · 16591 days ago · 27 km deep · 3 km away
  20. 2.340 km SW of Ferndale, California · 16591 days ago · 27 km deep · 3 km away
  21. 1.717 km NE of Redcrest, California · 16591 days ago · 26 km deep · 68 km away
  22. 1.830 km SW of Scotia, California · 16591 days ago · 13 km deep · 20 km away
  23. 2.220 km SSW of Scotia, California · 16590 days ago · 4 km deep · 34 km away
  24. 2.24 km SW of Loleta, California · 16590 days ago · 19 km deep · 43 km away
  25. 1.844 km SW of Ferndale, California · 16590 days ago · 28 km deep · 5 km away
  26. 2.344 km SW of Ferndale, California · 16590 days ago · 18 km deep · 7 km away
  27. 3.487 km WSW of Ferndale, California · 16589 days ago · 5 km deep · 59 km away
  28. 1.69 km WNW of Mad River, California · 16589 days ago · 5 km deep · 84 km away
  29. 3.138 km SW of Ferndale, California · 16589 days ago · 27 km deep · 2 km away
  30. 1.642 km SW of Ferndale, California · 16589 days ago · 27 km deep · 5 km away
  31. 2.536 km SSW of Ferndale, California · 16589 days ago · 25 km deep · 11 km away
  32. 2.794 km W of Ferndale, California · 16589 days ago · 4 km deep · 72 km away
  33. 2.144 km SW of Ferndale, California · 16589 days ago · 18 km deep · 8 km away
  34. 2.038 km SW of Ferndale, California · 16588 days ago · 21 km deep · 2 km away
  35. 2.428 km SW of Ferndale, California · 16588 days ago · 18 km deep · 12 km away
  36. 1.938 km SW of Ferndale, California · 16587 days ago · 25 km deep · 2 km away
  37. 2.022 km WSW of Ferndale, California · 16587 days ago · 24 km deep · 18 km away
  38. 1.9115 km W of Ferndale, California · 16587 days ago · 4 km deep · 86 km away
  39. 1.77 km NE of Mad River, California · 16587 days ago · 30 km deep · 98 km away
  40. 2.220 km WSW of Weott, California · 16586 days ago · 11 km deep · 40 km away
  41. 2.84 km NW of Redway, California · 16586 days ago · 19 km deep · 65 km away
  42. 1.939 km WSW of Ferndale, California · 16586 days ago · 15 km deep · 21 km away
  43. 1.610 km S of Scotia, California · 16586 days ago · 36 km deep · 41 km away
  44. 2.226 km WSW of Ferndale, California · 16585 days ago · 26 km deep · 16 km away
  45. 1.8near the coast of Northern California · 16585 days ago · 8 km deep · 17 km away
  46. 1.67 km S of Ferndale, California · 16585 days ago · 17 km deep · 34 km away
  47. 1.745 km WNW of Shelter Cove, California · 16585 days ago · 5 km deep · 13 km away
  48. 2.56 km NW of Redcrest, California · 16583 days ago · -1 km deep · 50 km away
  49. 1.737 km SW of Ferndale, California · 16583 days ago · 31 km deep · 4 km away
  50. 2.1125 km W of Ferndale, California · 16582 days ago · 5 km deep · 97 km away
  51. 1.642 km SW of Ferndale, California · 16582 days ago · 25 km deep · 3 km away
  52. 1.811 km SW of Ferndale, California · 16580 days ago · 25 km deep · 28 km away
  53. 2.226 km WNW of Manila, California · 16579 days ago · 2 km deep · 73 km away
  54. 1.914 km WSW of Ferndale, California · 16579 days ago · 19 km deep · 26 km away
  55. 2.434 km SW of Ferndale, California · 16578 days ago · 28 km deep · 6 km away
  56. 1.522 km SSW of Ferndale, California · 16578 days ago · 21 km deep · 21 km away
  57. 2.230 km WSW of Ferndale, California · 16578 days ago · 23 km deep · 16 km away
  58. 1.69 km W of Mad River, California · 16578 days ago · 4 km deep · 83 km away
  59. 1.816 km E of Hydesville, California · 16578 days ago · 92 km deep · 64 km away
  60. 2.597 km WSW of Ferndale, California · 16577 days ago · 5 km deep · 69 km away

The first 60 of 184.

Before

  1. 2.938 km SW of Ferndale, California · 16594 days ago · 20 km deep · 2 km away
  2. 1.534 km SW of Scotia, California · 16594 days ago · 12 km deep · 18 km away
  3. 2.836 km SW of Ferndale, California · 16595 days ago · 26 km deep · 5 km away
  4. 4.2126 km W of Ferndale, California · 16595 days ago · 5 km deep · 98 km away
  5. 2.942 km W of Trinidad, California · 16595 days ago · 16 km deep · 78 km away
  6. 1.937 km SW of Ferndale, California · 16596 days ago · 25 km deep · 3 km away
  7. 2.341 km SW of Ferndale, California · 16596 days ago · 24 km deep · 4 km away
  8. 1.511 km W of Mad River, California · 16597 days ago · 0 km deep · 81 km away
  9. 1.837 km SW of Ferndale, California · 16597 days ago · 21 km deep · 2 km away
  10. 2.038 km SW of Ferndale, California · 16597 days ago · 21 km deep · 2 km away
  11. 1.527 km SSW of Ferndale, California · 16597 days ago · 16 km deep · 13 km away
  12. 1.73 km NNE of Alderpoint, California · 16597 days ago · 33 km deep · 85 km away
  13. 2.236 km SW of Ferndale, California · 16598 days ago · 27 km deep · 4 km away
  14. 2.365 km W of Indianola, California · 16598 days ago · 20 km deep · 61 km away
  15. 3.137 km SW of Ferndale, California · 16598 days ago · 27 km deep · 3 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1062669. Read Tue, Sep 22, 2026, 9:43 PM UTC.