California earthquakes

M1.9 earthquake 20 km NE of Redcrest, California

A magnitude 1.9 earthquake struck 20 km NE of Redcrest, California on Mon, Feb 9, 1981, 8:25 AM PST (16:25 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.1 53 km W of Ferndale, California. 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 (md), micro
Local time
UTC
1981-02-09 16:25:25 UTC
Depth
8.3 km (5.2 mi), shallow
Epicenter
40.542° N, 123.803° 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 0.7 km horizontally, 0.8 km in depth
Depth from
From location
Station coverage gap
155°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 124 in the 60 days after this one and 75 in the 30 days before it.

After

  1. 3.153 km W of Ferndale, California · 16658 days ago · 55 km deep · 92 km away
  2. 2.232 km WNW of Samoa, California · 16657 days ago · 4 km deep · 76 km away
  3. 2.232 km WSW of Ferndale, California · 16657 days ago · 24 km deep · 67 km away
  4. 2.637 km SW of Ferndale, California · 16657 days ago · 22 km deep · 69 km away
  5. 2.313 km SE of Hayfork, California · 16656 days ago · 9 km deep · 62 km away
  6. 4.824 km SE of Klamath, California · 16656 days ago · 42 km deep · 95 km away
  7. 2.232 km WNW of Samoa, California · 16656 days ago · 4 km deep · 76 km away
  8. 2.113 km WSW of Trinidad, California · 16655 days ago · 9 km deep · 64 km away
  9. 2.919 km W of Hyampom, California · 16655 days ago · 27 km deep · 12 km away
  10. 2.840 km SW of Ferndale, California · 16653 days ago · 23 km deep · 73 km away
  11. 2.927 km SW of Ferndale, California · 16653 days ago · 25 km deep · 60 km away
  12. 2.325 km SSW of Ferndale, California · 16652 days ago · 19 km deep · 55 km away
  13. 1.84 km NNE of Hydesville, California · 16652 days ago · 14 km deep · 24 km away
  14. 2.120 km WSW of Weott, California · 16651 days ago · 7 km deep · 44 km away
  15. 2.326 km SSW of Ferndale, California · 16651 days ago · 19 km deep · 55 km away
  16. 2.454 km WNW of Ferndale, California · 16650 days ago · 3 km deep · 93 km away
  17. 1.725 km SW of Scotia, California · 16650 days ago · 13 km deep · 50 km away
  18. 2.138 km SW of Ferndale, California · 16650 days ago · 22 km deep · 68 km away
  19. 2.114 km WSW of Mad River, California · 16648 days ago · 27 km deep · 18 km away
  20. 2.45 km WNW of Samoa, California · 16648 days ago · 8 km deep · 50 km away
  21. 2.144 km W of Trinidad, California · 16647 days ago · 4 km deep · 88 km away
  22. 2.2Northern California · 16646 days ago · 26 km deep · 17 km away
  23. 1.639 km SW of Ferndale, California · 16645 days ago · 24 km deep · 72 km away
  24. 2.531 km SW of Ferndale, California · 16645 days ago · 39 km deep · 63 km away
  25. 1.54 km N of Laytonville, California · 16645 days ago · 11 km deep · 94 km away
  26. 2.343 km SW of Ferndale, California · 16645 days ago · 12 km deep · 72 km away
  27. 2.219 km SW of Scotia, California · 16643 days ago · 16 km deep · 45 km away
  28. 3.230 km W of Indianola, California · 16642 days ago · 50 km deep · 69 km away
  29. 2.617 km W of Big Lagoon, California · 16641 days ago · 29 km deep · 82 km away
  30. 3.023 km WNW of Trinidad, California · 16641 days ago · 18 km deep · 81 km away
  31. 2.06 km NNW of Big Lagoon, California · 16641 days ago · 11 km deep · 81 km away
  32. 2.630 km SW of Scotia, California · 16640 days ago · 23 km deep · 54 km away
  33. 2.540 km W of Big Lagoon, California · 16640 days ago · 5 km deep · 98 km away
  34. 1.951 km W of Trinidad, California · 16638 days ago · 2 km deep · 99 km away
  35. 2.11 km NE of Scotia, California · 16638 days ago · 22 km deep · 25 km away
  36. 1.921 km SW of Ferndale, California · 16638 days ago · 21 km deep · 53 km away
  37. 2.18 km E of Scotia, California · 16637 days ago · 22 km deep · 19 km away
  38. 2.240 km WNW of Shelter Cove, California · 16636 days ago · -1 km deep · 68 km away
  39. 2.712 km WNW of Ferndale, California · 16636 days ago · 12 km deep · 51 km away
  40. 2.06 km NW of Ferndale, California · 16636 days ago · 14 km deep · 44 km away
  41. 2.32 km WNW of Weott, California · 16636 days ago · -1 km deep · 27 km away
  42. 3.534 km SW of Ferndale, California · 16634 days ago · 26 km deep · 69 km away
  43. 2.08 km WNW of Laytonville, California · 16634 days ago · 5 km deep · 92 km away
  44. 1.65 km SSW of Trinidad, California · 16633 days ago · 11 km deep · 61 km away
  45. 3.536 km SW of Ferndale, California · 16633 days ago · 26 km deep · 67 km away
  46. 3.337 km SW of Ferndale, California · 16633 days ago · 27 km deep · 68 km away
  47. 3.136 km SW of Ferndale, California · 16633 days ago · 25 km deep · 68 km away
  48. 2.110 km SW of Ferndale, California · 16633 days ago · 17 km deep · 47 km away
  49. 2.433 km SW of Ferndale, California · 16632 days ago · 38 km deep · 63 km away
  50. 1.81 km NW of McKinleyville, California · 16632 days ago · 4 km deep · 53 km away
  51. 2.06 km NW of Manila, California · 16631 days ago · 12 km deep · 52 km away
  52. 2.444 km SW of Ferndale, California · 16629 days ago · 20 km deep · 76 km away
  53. 3.036 km SW of Ferndale, California · 16629 days ago · 27 km deep · 68 km away
  54. 1.735 km SW of Ferndale, California · 16629 days ago · 11 km deep · 67 km away
  55. 3.738 km SW of Ferndale, California · 16629 days ago · 26 km deep · 71 km away
  56. 3.036 km SW of Ferndale, California · 16627 days ago · 26 km deep · 67 km away
  57. 3.238 km SW of Ferndale, California · 16627 days ago · 25 km deep · 70 km away
  58. 2.03 km NW of Myers Flat, California · 16626 days ago · 28 km deep · 30 km away
  59. 2.838 km SW of Ferndale, California · 16626 days ago · 25 km deep · 71 km away
  60. 1.57 km NNW of Willow Creek, California · 16625 days ago · 28 km deep · 52 km away

The first 60 of 124.

Before

  1. 2.941 km SW of Ferndale, California · 16661 days ago · 25 km deep · 74 km away
  2. 2.637 km W of Trinidad, California · 16662 days ago · 19 km deep · 86 km away
  3. 2.549 km SW of Ferndale, California · 16663 days ago · 20 km deep · 82 km away
  4. 2.013 km NE of Fieldbrook, California · 16663 days ago · 5 km deep · 56 km away
  5. 3.02 km N of Fields Landing, California · 16663 days ago · 23 km deep · 41 km away
  6. 2.041 km SW of Ferndale, California · 16664 days ago · 13 km deep · 71 km away
  7. 2.210 km NNE of Covelo, California · 16664 days ago · 8 km deep · 88 km away
  8. 2.09 km N of Covelo, California · 16664 days ago · 5 km deep · 88 km away
  9. 2.010 km N of Covelo, California · 16664 days ago · 8 km deep · 88 km away
  10. 2.935 km W of Trinidad, California · 16665 days ago · 21 km deep · 88 km away
  11. 2.638 km SW of Ferndale, California · 16665 days ago · 25 km deep · 70 km away
  12. 2.457 km W of Indianola, California · 16667 days ago · 12 km deep · 96 km away
  13. 1.712 km WNW of Trinidad, California · 16667 days ago · 13 km deep · 73 km away
  14. 2.19 km W of Rio Dell, California · 16667 days ago · 20 km deep · 35 km away
  15. 1.910 km W of Rio Dell, California · 16667 days ago · 20 km deep · 36 km away
  16. 2.03 km NE of Redway, California · 16667 days ago · 20 km deep · 44 km away
  17. 1.912 km W of Mad River, California · 16667 days ago · 2 km deep · 17 km away
  18. 2.637 km SW of Ferndale, California · 16668 days ago · 27 km deep · 70 km away
  19. 2.840 km SW of Ferndale, California · 16668 days ago · 26 km deep · 73 km away
  20. 2.17 km WNW of Manila, California · 16668 days ago · 7 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1060191. Read Tue, Sep 22, 2026, 11:36 AM UTC.