California earthquakes

M1.6 earthquake 30 km SSW of Ferndale, California

A magnitude 1.6 earthquake struck 30 km SSW of Ferndale, California on Sat, Nov 22, 1986, 11:21 PM PST (07:21 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M2.4 29 km SSW 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
1.6 (md), micro
Local time
UTC
1986-11-23 07:21:29 UTC
Depth
4.0 km (2.5 mi), shallow
Epicenter
40.332° N, 124.420° 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 1.4 km horizontally, 6.1 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
256°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 59 in the 60 days after this one and 81 in the 30 days before it.

After

  1. 2.429 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 3 km away
  2. 3.129 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 4 km away
  3. 3.227 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 5 km away
  4. 3.029 km SW of Ferndale, California · 14548 days ago · 19 km deep · 5 km away
  5. 2.028 km SSW of Ferndale, California · 14548 days ago · 4 km deep · 2 km away
  6. 1.928 km SSW of Ferndale, California · 14548 days ago · 4 km deep · 3 km away
  7. 3.030 km SW of Ferndale, California · 14547 days ago · 18 km deep · 6 km away
  8. 3.326 km SSW of Ferndale, California · 14547 days ago · 19 km deep · 4 km away
  9. 2.929 km SSW of Ferndale, California · 14547 days ago · 19 km deep · 4 km away
  10. 3.528 km SSW of Ferndale, California · 14546 days ago · 17 km deep · 3 km away
  11. 2.627 km SSW of Ferndale, California · 14545 days ago · 17 km deep · 3 km away
  12. 1.712 km ESE of Leggett, California · 14544 days ago · 6 km deep · 92 km away
  13. 2.413 km SW of Scotia, California · 14542 days ago · 11 km deep · 18 km away
  14. 2.5near the coast of Northern California · 14541 days ago · 17 km deep · 3 km away
  15. 2.926 km SSW of Ferndale, California · 14541 days ago · 19 km deep · 4 km away
  16. 2.531 km SSW of Ferndale, California · 14539 days ago · 5 km deep · 1 km away
  17. 2.733 km SSW of Ferndale, California · 14538 days ago · 24 km deep · 6 km away
  18. 3.028 km SW of Ferndale, California · 14538 days ago · 17 km deep · 6 km away
  19. 2.129 km SW of Ferndale, California · 14538 days ago · 17 km deep · 6 km away
  20. 2.029 km SW of Ferndale, California · 14535 days ago · 17 km deep · 5 km away
  21. 1.97 km NNE of Mad River, California · 14535 days ago · 8 km deep · 83 km away
  22. 2.331 km SW of Ferndale, California · 14534 days ago · 17 km deep · 8 km away
  23. 2.122 km W of Leggett, California · 14533 days ago · 1 km deep · 68 km away
  24. 2.312 km SW of Scotia, California · 14530 days ago · 13 km deep · 21 km away
  25. 1.711 km NW of Ferndale, California · 14530 days ago · 0 km deep · 35 km away
  26. 2.141 km SW of Ferndale, California · 14528 days ago · 13 km deep · 12 km away
  27. 2.026 km SW of Scotia, California · 14528 days ago · 5 km deep · 10 km away
  28. 1.81 km WNW of Ferndale, California · 14527 days ago · 4 km deep · 30 km away
  29. 3.028 km SSW of Ferndale, California · 14527 days ago · 18 km deep · 2 km away
  30. 3.126 km SSW of Ferndale, California · 14525 days ago · 16 km deep · 4 km away
  31. 1.725 km SW of Scotia, California · 14525 days ago · 4 km deep · 7 km away
  32. 2.019 km SSW of Ferndale, California · 14524 days ago · 6 km deep · 11 km away
  33. 2.925 km SSW of Ferndale, California · 14523 days ago · 17 km deep · 5 km away
  34. 3.025 km SSW of Ferndale, California · 14521 days ago · 19 km deep · 4 km away
  35. 1.726 km SW of Scotia, California · 14521 days ago · 3 km deep · 6 km away
  36. 3.725 km SSW of Ferndale, California · 14521 days ago · 19 km deep · 5 km away
  37. 2.814 km WSW of Redcrest, California · 14521 days ago · 30 km deep · 27 km away
  38. 2.23 km ENE of Indianola, California · 14521 days ago · 6 km deep · 45 km away
  39. 1.91 km NE of Indianola, California · 14520 days ago · 7 km deep · 44 km away
  40. 2.543 km SW of Ferndale, California · 14520 days ago · 4 km deep · 18 km away
  41. 2.319 km NE of Hydesville, California · 14519 days ago · 21 km deep · 56 km away
  42. 2.122 km W of Leggett, California · 14518 days ago · 1 km deep · 68 km away
  43. 3.436 km SSW of Ferndale, California · 14517 days ago · 21 km deep · 7 km away
  44. 2.825 km WNW of Ferndale, California · 14513 days ago · 25 km deep · 39 km away
  45. 2.436 km SSW of Ferndale, California · 14513 days ago · 20 km deep · 7 km away
  46. 3.220 km SW of Scotia, California · 14512 days ago · 4 km deep · 12 km away
  47. 3.346 km SW of Ferndale, California · 14510 days ago · 3 km deep · 22 km away
  48. 2.52 km WSW of Leggett, California · 14496 days ago · 4 km deep · 79 km away
  49. 2.6near the coast of Northern California · 14495 days ago · 23 km deep · 15 km away
  50. 3.6near the coast of Northern California · 14494 days ago · 3 km deep · 19 km away
  51. 2.48 km S of Scotia, California · 14494 days ago · 4 km deep · 28 km away
  52. 2.719 km NNW of Covelo, California · 14493 days ago · 2 km deep · 99 km away
  53. 2.614 km SE of Blue Lake, California · 14493 days ago · 27 km deep · 71 km away
  54. 2.614 km WSW of Scotia, California · 14493 days ago · 27 km deep · 18 km away
  55. 2.434 km SSW of Ferndale, California · 14491 days ago · 20 km deep · 4 km away
  56. 1.82 km SE of Myers Flat, California · 14491 days ago · 4 km deep · 49 km away
  57. 2.666 km WSW of Ferndale, California · 14491 days ago · 0 km deep · 49 km away
  58. 1.937 km SSW of Ferndale, California · 14490 days ago · 22 km deep · 8 km away
  59. 1.521 km NNW of Covelo, California · 14490 days ago · 0 km deep · 99 km away

Before

  1. 2.327 km SSW of Ferndale, California · 14549 days ago · 16 km deep · 3 km away
  2. 4.030 km SW of Ferndale, California · 14549 days ago · 18 km deep · 5 km away
  3. 2.128 km SSW of Ferndale, California · 14549 days ago · 16 km deep · 2 km away
  4. 2.925 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 5 km away
  5. 2.028 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 2 km away
  6. 3.526 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 4 km away
  7. 2.127 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 3 km away
  8. 2.326 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 4 km away
  9. 1.927 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 3 km away
  10. 2.728 km SW of Ferndale, California · 14549 days ago · 13 km deep · 5 km away
  11. 2.427 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 3 km away
  12. 2.224 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 5 km away
  13. 2.06 km NNW of Mad River, California · 14549 days ago · -1 km deep · 77 km away
  14. 2.627 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 3 km away
  15. 2.242 km WSW of Ferndale, California · 14550 days ago · 22 km deep · 29 km away
  16. 2.223 km SSW of Ferndale, California · 14550 days ago · 13 km deep · 7 km away
  17. 3.224 km SSW of Ferndale, California · 14550 days ago · 17 km deep · 6 km away
  18. 2.227 km SSW of Ferndale, California · 14550 days ago · 19 km deep · 3 km away
  19. 1.821 km SW of Scotia, California · 14550 days ago · 4 km deep · 12 km away
  20. 2.926 km SSW of Ferndale, California · 14550 days ago · 17 km deep · 4 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10087134. Read Tue, Sep 22, 2026, 8:44 PM UTC.