California earthquakes

M3.0 earthquake 28 km SSW of Ferndale, California

A magnitude 3.0 earthquake struck 28 km SSW of Ferndale, California on Fri, Nov 21, 1986, 4:30 PM PST (00:30 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M3.2 22 km SW 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
3.0 (md), minor
Local time
UTC
1986-11-22 00:30:00 UTC
Depth
18.7 km (11.6 mi), shallow
Epicenter
40.358° N, 124.432° 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 1.3 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
227°, poorly surrounded by stations
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 93 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.528 km SSW of Ferndale, California · 14550 days ago · 19 km deep · 1 km away
  2. 2.437 km WSW of Ferndale, California · 14550 days ago · 25 km deep · 21 km away
  3. 1.927 km SSW of Ferndale, California · 14549 days ago · 4 km deep · 5 km away
  4. 3.222 km SW of Ferndale, California · 14549 days ago · 26 km deep · 9 km away
  5. 3.227 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 1 km away
  6. 2.910 km S of Ferndale, California · 14549 days ago · 10 km deep · 20 km away
  7. 2.128 km SSW of Ferndale, California · 14549 days ago · 17 km deep · 0 km away
  8. 2.427 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 0 km away
  9. 1.913km WNW of Petrolia, CA · 14549 days ago · 19 km deep · 2 km away
  10. 2.328 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 1 km away
  11. 2.323 km SSW of Ferndale, California · 14549 days ago · 15 km deep · 7 km away
  12. 2.228 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 0 km away
  13. 3.827 km SSW of Ferndale, California · 14549 days ago · 17 km deep · 0 km away
  14. 2.526 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 2 km away
  15. 2.926 km SSW of Ferndale, California · 14549 days ago · 17 km deep · 4 km away
  16. 1.821 km SW of Scotia, California · 14549 days ago · 4 km deep · 13 km away
  17. 2.227 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 0 km away
  18. 3.224 km SSW of Ferndale, California · 14549 days ago · 17 km deep · 5 km away
  19. 2.223 km SSW of Ferndale, California · 14549 days ago · 13 km deep · 6 km away
  20. 2.242 km WSW of Ferndale, California · 14549 days ago · 22 km deep · 27 km away
  21. 2.627 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 1 km away
  22. 2.06 km NNW of Mad River, California · 14549 days ago · -1 km deep · 77 km away
  23. 2.224 km SSW of Ferndale, California · 14549 days ago · 19 km deep · 3 km away
  24. 2.427 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 1 km away
  25. 2.728 km SW of Ferndale, California · 14549 days ago · 13 km deep · 3 km away
  26. 1.927 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 1 km away
  27. 2.326 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 2 km away
  28. 2.127 km SSW of Ferndale, California · 14549 days ago · 18 km deep · 1 km away
  29. 3.526 km SSW of Ferndale, California · 14548 days ago · 19 km deep · 1 km away
  30. 2.028 km SSW of Ferndale, California · 14548 days ago · 19 km deep · 1 km away
  31. 2.925 km SSW of Ferndale, California · 14548 days ago · 19 km deep · 3 km away
  32. 2.128 km SSW of Ferndale, California · 14548 days ago · 16 km deep · 1 km away
  33. 4.030 km SW of Ferndale, California · 14548 days ago · 18 km deep · 4 km away
  34. 2.327 km SSW of Ferndale, California · 14548 days ago · 16 km deep · 2 km away
  35. 1.630 km SSW of Ferndale, California · 14548 days ago · 4 km deep · 3 km away
  36. 2.429 km SSW of Ferndale, California · 14548 days ago · 19 km deep · 2 km away
  37. 3.129 km SSW of Ferndale, California · 14548 days ago · 19 km deep · 2 km away
  38. 3.227 km SSW of Ferndale, California · 14548 days ago · 19 km deep · 2 km away
  39. 3.029 km SW of Ferndale, California · 14548 days ago · 19 km deep · 3 km away
  40. 2.028 km SSW of Ferndale, California · 14548 days ago · 4 km deep · 4 km away
  41. 1.928 km SSW of Ferndale, California · 14548 days ago · 4 km deep · 4 km away
  42. 3.030 km SW of Ferndale, California · 14547 days ago · 18 km deep · 4 km away
  43. 3.326 km SSW of Ferndale, California · 14546 days ago · 19 km deep · 2 km away
  44. 2.929 km SSW of Ferndale, California · 14546 days ago · 19 km deep · 2 km away
  45. 3.528 km SSW of Ferndale, California · 14545 days ago · 17 km deep · 0 km away
  46. 2.627 km SSW of Ferndale, California · 14545 days ago · 17 km deep · 1 km away
  47. 1.712 km ESE of Leggett, California · 14544 days ago · 6 km deep · 94 km away
  48. 2.413 km SW of Scotia, California · 14542 days ago · 11 km deep · 18 km away
  49. 2.5near the coast of Northern California · 14541 days ago · 17 km deep · 3 km away
  50. 2.926 km SSW of Ferndale, California · 14540 days ago · 19 km deep · 2 km away
  51. 2.596 km WNW of Indianola, California · 14540 days ago · 6 km deep · 100 km away
  52. 2.531 km SSW of Ferndale, California · 14539 days ago · 5 km deep · 4 km away
  53. 2.733 km SSW of Ferndale, California · 14538 days ago · 24 km deep · 6 km away
  54. 3.028 km SW of Ferndale, California · 14537 days ago · 17 km deep · 4 km away
  55. 2.129 km SW of Ferndale, California · 14537 days ago · 17 km deep · 3 km away
  56. 2.029 km SW of Ferndale, California · 14534 days ago · 17 km deep · 3 km away
  57. 1.97 km NNE of Mad River, California · 14534 days ago · 8 km deep · 83 km away
  58. 2.331 km SW of Ferndale, California · 14534 days ago · 17 km deep · 6 km away
  59. 2.122 km W of Leggett, California · 14533 days ago · 1 km deep · 71 km away
  60. 2.312 km SW of Scotia, California · 14530 days ago · 13 km deep · 21 km away

The first 60 of 93.

Before

  1. 2.528 km SSW of Ferndale, California · 14550 days ago · 19 km deep · 1 km away
  2. 1.927 km SW of Scotia, California · 14550 days ago · 4 km deep · 6 km away
  3. 3.026 km SSW of Ferndale, California · 14550 days ago · 16 km deep · 3 km away
  4. 2.33 km SSE of Ferndale, California · 14550 days ago · 4 km deep · 26 km away
  5. 3.5near the coast of Northern California · 14550 days ago · 4 km deep · 10 km away
  6. 2.220 km SSW of Ferndale, California · 14550 days ago · 16 km deep · 8 km away
  7. 2.113 km S of Ferndale, California · 14550 days ago · 10 km deep · 17 km away
  8. 3.011 km SW of Scotia, California · 14550 days ago · 11 km deep · 21 km away
  9. 1.927 km SSW of Ferndale, California · 14550 days ago · 19 km deep · 1 km away
  10. 1.627 km SSW of Ferndale, California · 14550 days ago · 4 km deep · 5 km away
  11. 2.326 km SSW of Ferndale, California · 14550 days ago · 18 km deep · 2 km away
  12. 3.324 km SSW of Ferndale, California · 14550 days ago · 18 km deep · 4 km away
  13. 5.126 km SSW of Ferndale, California · 14550 days ago · 15 km deep · 3 km away
  14. 5.126 km SSW of Ferndale, California · 14550 days ago · 15 km deep · 2 km away
  15. 2.414 km SSW of Scotia, California · 14551 days ago · 20 km deep · 21 km away
  16. 3.164 km WSW of Ferndale, California · 14551 days ago · 0 km deep · 47 km away
  17. 3.019 km NNW of Shelter Cove, California · 14551 days ago · 0 km deep · 30 km away
  18. 2.325 km SW of Ferndale, California · 14551 days ago · 26 km deep · 8 km away
  19. 1.910 km NE of Fieldbrook, California · 14551 days ago · 8 km deep · 85 km away
  20. 3.964 km WSW of Ferndale, California · 14552 days ago · 13 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc88490. Read Tue, Sep 22, 2026, 12:19 PM UTC.