California earthquakes

M1.9 earthquake 50 km WSW of Ferndale, California

A magnitude 1.9 earthquake struck 50 km WSW of Ferndale, California on Sun, Feb 1, 1981, 2:43 AM PST (10:43 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M2.4 73 km WNW of Samoa, 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
1.9 (md), micro
Local time
UTC
1981-02-01 10:43:18 UTC
Depth
14.8 km (9.2 mi), shallow
Epicenter
40.380° N, 124.803° 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, 3.1 km in depth
Depth from
From location
Station coverage gap
283°, poorly surrounded by stations
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 133 in the 60 days after this one and 66 in the 30 days before it.

After

  1. 2.473 km WNW of Samoa, California · 16669 days ago · 2 km deep · 68 km away
  2. 2.17 km WNW of Manila, California · 16669 days ago · 7 km deep · 72 km away
  3. 2.7103 km WSW of Ferndale, California · 16669 days ago · 4 km deep · 55 km away
  4. 2.840 km SW of Ferndale, California · 16669 days ago · 26 km deep · 17 km away
  5. 2.637 km SW of Ferndale, California · 16668 days ago · 27 km deep · 19 km away
  6. 2.162 km WNW of Indianola, California · 16668 days ago · 12 km deep · 49 km away
  7. 1.912 km W of Mad River, California · 16668 days ago · 2 km deep · 97 km away
  8. 2.03 km NE of Redway, California · 16668 days ago · 20 km deep · 90 km away
  9. 3.573 km WSW of Ferndale, California · 16667 days ago · 8 km deep · 26 km away
  10. 1.910 km W of Rio Dell, California · 16667 days ago · 20 km deep · 50 km away
  11. 2.19 km W of Rio Dell, California · 16667 days ago · 20 km deep · 51 km away
  12. 1.712 km WNW of Trinidad, California · 16667 days ago · 13 km deep · 89 km away
  13. 2.457 km W of Indianola, California · 16667 days ago · 12 km deep · 42 km away
  14. 2.398 km WSW of Ferndale, California · 16666 days ago · 4 km deep · 48 km away
  15. 2.638 km SW of Ferndale, California · 16666 days ago · 25 km deep · 19 km away
  16. 2.282 km W of Ferndale, California · 16666 days ago · 17 km deep · 49 km away
  17. 2.935 km W of Trinidad, California · 16665 days ago · 21 km deep · 81 km away
  18. 2.041 km SW of Ferndale, California · 16665 days ago · 13 km deep · 22 km away
  19. 2.374 km W of Indianola, California · 16665 days ago · 7 km deep · 54 km away
  20. 3.02 km N of Fields Landing, California · 16664 days ago · 23 km deep · 64 km away
  21. 2.549 km SW of Ferndale, California · 16663 days ago · 20 km deep · 11 km away
  22. 2.637 km W of Trinidad, California · 16663 days ago · 19 km deep · 75 km away
  23. 2.941 km SW of Ferndale, California · 16662 days ago · 25 km deep · 15 km away
  24. 1.920 km NE of Redcrest, California · 16661 days ago · 8 km deep · 87 km away
  25. 3.153 km W of Ferndale, California · 16658 days ago · 55 km deep · 15 km away
  26. 2.232 km WNW of Samoa, California · 16658 days ago · 4 km deep · 70 km away
  27. 2.232 km WSW of Ferndale, California · 16658 days ago · 24 km deep · 19 km away
  28. 2.637 km SW of Ferndale, California · 16657 days ago · 22 km deep · 21 km away
  29. 2.232 km WNW of Samoa, California · 16656 days ago · 4 km deep · 63 km away
  30. 2.113 km WSW of Trinidad, California · 16655 days ago · 9 km deep · 82 km away
  31. 2.919 km W of Hyampom, California · 16655 days ago · 27 km deep · 98 km away
  32. 2.840 km SW of Ferndale, California · 16653 days ago · 23 km deep · 16 km away
  33. 2.927 km SW of Ferndale, California · 16653 days ago · 25 km deep · 27 km away
  34. 2.568 km W of Indianola, California · 16653 days ago · 20 km deep · 48 km away
  35. 2.325 km SSW of Ferndale, California · 16652 days ago · 19 km deep · 33 km away
  36. 1.84 km NNE of Hydesville, California · 16652 days ago · 14 km deep · 65 km away
  37. 2.120 km WSW of Weott, California · 16652 days ago · 7 km deep · 58 km away
  38. 2.326 km SSW of Ferndale, California · 16652 days ago · 19 km deep · 33 km away
  39. 3.374 km W of Indianola, California · 16652 days ago · 3 km deep · 53 km away
  40. 2.454 km WNW of Ferndale, California · 16651 days ago · 3 km deep · 34 km away
  41. 1.725 km SW of Scotia, California · 16651 days ago · 13 km deep · 41 km away
  42. 2.138 km SW of Ferndale, California · 16650 days ago · 22 km deep · 23 km away
  43. 2.114 km WSW of Mad River, California · 16648 days ago · 27 km deep · 95 km away
  44. 2.45 km WNW of Samoa, California · 16648 days ago · 8 km deep · 69 km away
  45. 2.144 km W of Trinidad, California · 16648 days ago · 4 km deep · 69 km away
  46. 2.161 km WNW of Indianola, California · 16647 days ago · 11 km deep · 52 km away
  47. 1.639 km SW of Ferndale, California · 16646 days ago · 24 km deep · 17 km away
  48. 2.531 km SW of Ferndale, California · 16646 days ago · 39 km deep · 25 km away
  49. 2.343 km SW of Ferndale, California · 16645 days ago · 12 km deep · 23 km away
  50. 2.219 km SW of Scotia, California · 16644 days ago · 16 km deep · 44 km away
  51. 3.230 km W of Indianola, California · 16643 days ago · 50 km deep · 43 km away
  52. 2.617 km W of Big Lagoon, California · 16642 days ago · 29 km deep · 95 km away
  53. 3.023 km WNW of Trinidad, California · 16642 days ago · 18 km deep · 86 km away
  54. 2.363 km WSW of Ferndale, California · 16641 days ago · 11 km deep · 16 km away
  55. 2.630 km SW of Scotia, California · 16641 days ago · 23 km deep · 42 km away
  56. 3.6118 km W of Ferndale, California · 16640 days ago · 5 km deep · 75 km away
  57. 2.540 km W of Big Lagoon, California · 16640 days ago · 5 km deep · 90 km away
  58. 1.951 km W of Trinidad, California · 16639 days ago · 2 km deep · 76 km away
  59. 2.11 km NE of Scotia, California · 16639 days ago · 22 km deep · 62 km away
  60. 1.921 km SW of Ferndale, California · 16638 days ago · 21 km deep · 34 km away

The first 60 of 133.

Before

  1. 1.952 km W of Ferndale, California · 16670 days ago · 13 km deep · 25 km away
  2. 2.441 km WSW of Ferndale, California · 16670 days ago · 34 km deep · 10 km away
  3. 1.826 km SW of Ferndale, California · 16671 days ago · 18 km deep · 30 km away
  4. 2.515 km WNW of Manila, California · 16671 days ago · 4 km deep · 71 km away
  5. 2.073 km W of Indianola, California · 16672 days ago · 4 km deep · 52 km away
  6. 2.316 km WNW of Ferndale, California · 16673 days ago · 22 km deep · 43 km away
  7. 1.720 km WSW of Weott, California · 16674 days ago · 4 km deep · 57 km away
  8. 2.08 km NW of Manila, California · 16674 days ago · 23 km deep · 75 km away
  9. 2.625 km SW of Ferndale, California · 16674 days ago · 22 km deep · 27 km away
  10. 2.250 km W of Ferndale, California · 16675 days ago · 17 km deep · 15 km away
  11. 3.039 km SW of Ferndale, California · 16676 days ago · 28 km deep · 18 km away
  12. 2.937 km SW of Ferndale, California · 16677 days ago · 40 km deep · 23 km away
  13. 2.18 km WNW of Manila, California · 16677 days ago · 6 km deep · 72 km away
  14. 2.257 km W of Indianola, California · 16678 days ago · 2 km deep · 44 km away
  15. 2.232 km SW of Ferndale, California · 16678 days ago · 15 km deep · 23 km away
  16. 2.887 km WSW of Ferndale, California · 16678 days ago · 23 km deep · 40 km away
  17. 2.724 km SW of Scotia, California · 16678 days ago · 43 km deep · 43 km away
  18. 2.126 km SW of Ferndale, California · 16679 days ago · 12 km deep · 31 km away
  19. 3.128 km WNW of Trinidad, California · 16679 days ago · 14 km deep · 86 km away
  20. 2.215 km W of Trinidad, California · 16679 days ago · 16 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1059845. Read Tue, Sep 22, 2026, 10:28 PM UTC.