California earthquakes

M1.9 earthquake 4 km N of Redway, California

A magnitude 1.9 earthquake struck 4 km N of Redway, California on Thu, Oct 8, 1981, 3:50 PM PDT (22:50 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M3.0 37 km SW 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
1981-10-08 22:50:56 UTC
Depth
19.5 km (12.1 mi), shallow
Epicenter
40.163° N, 123.814° 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 0.4 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
88°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 165 in the 60 days after this one and 34 in the 30 days before it.

After

  1. 3.037 km SW of Ferndale, California · 16419 days ago · 27 km deep · 66 km away
  2. 1.733 km SW of Ferndale, California · 16419 days ago · 35 km deep · 61 km away
  3. 1.736 km SW of Ferndale, California · 16418 days ago · 26 km deep · 63 km away
  4. 1.810 km SW of Trinity Village, California · 16417 days ago · 22 km deep · 73 km away
  5. 1.535 km SSW of Ferndale, California · 16417 days ago · 23 km deep · 58 km away
  6. 1.738 km SW of Ferndale, California · 16416 days ago · 37 km deep · 70 km away
  7. 2.517 km WSW of Scotia, California · 16416 days ago · 28 km deep · 48 km away
  8. 1.618 km WSW of Scotia, California · 16416 days ago · 28 km deep · 49 km away
  9. 2.243 km SW of Ferndale, California · 16415 days ago · 17 km deep · 72 km away
  10. 1.59 km W of Ferndale, California · 16415 days ago · 22 km deep · 67 km away
  11. 3.336 km SW of Ferndale, California · 16415 days ago · 28 km deep · 65 km away
  12. 1.58 km SW of Scotia, California · 16414 days ago · 31 km deep · 42 km away
  13. 1.620 km SSW of Ferndale, California · 16414 days ago · 4 km deep · 54 km away
  14. 1.737 km SSW of Ferndale, California · 16414 days ago · 19 km deep · 55 km away
  15. 1.754 km WSW of Ferndale, California · 16414 days ago · 30 km deep · 86 km away
  16. 2.13 km NE of Redway, California · 16414 days ago · 20 km deep · 2 km away
  17. 2.436 km SW of Ferndale, California · 16412 days ago · 27 km deep · 65 km away
  18. 2.939 km SW of Ferndale, CA · 16412 days ago · 25 km deep · 68 km away
  19. 1.633 km SW of Ferndale, California · 16411 days ago · 23 km deep · 70 km away
  20. 1.616 km WNW of Junction City, California · 16411 days ago · 18 km deep · 82 km away
  21. 1.615 km WSW of Ferndale, California · 16411 days ago · 24 km deep · 64 km away
  22. 1.643 km SW of Ferndale, California · 16411 days ago · 32 km deep · 77 km away
  23. 1.628 km SW of Ferndale, California · 16411 days ago · 25 km deep · 65 km away
  24. 1.814 km WNW of Samoa, California · 16410 days ago · 25 km deep · 89 km away
  25. 1.518 km SW of Scotia, California · 16410 days ago · 22 km deep · 43 km away
  26. 1.641 km SW of Ferndale, California · 16410 days ago · 20 km deep · 68 km away
  27. 2.036 km SSW of Ferndale, California · 16410 days ago · 21 km deep · 60 km away
  28. 1.96 km SE of Ferndale, California · 16409 days ago · 11 km deep · 54 km away
  29. 1.822 km WSW of Weott, California · 16409 days ago · 4 km deep · 30 km away
  30. 1.638 km WSW of Ferndale, California · 16409 days ago · 31 km deep · 79 km away
  31. 3.09 km N of Hyampom, California · 16409 days ago · 17 km deep · 68 km away
  32. 1.539 km SSW of Ferndale, California · 16407 days ago · 25 km deep · 59 km away
  33. 2.134 km SSW of Ferndale, California · 16407 days ago · 25 km deep · 59 km away
  34. 1.850 km WSW of Ferndale, California · 16407 days ago · 30 km deep · 92 km away
  35. 1.718 km W of Ferndale, California · 16407 days ago · 22 km deep · 70 km away
  36. 1.562 km SW of Ferndale, California · 16407 days ago · 5 km deep · 90 km away
  37. 1.68 km ENE of Brooktrails, California · 16406 days ago · 8 km deep · 87 km away
  38. 3.515 km N of Brooktrails, California · 16406 days ago · 9 km deep · 76 km away
  39. 1.640 km SSW of Ferndale, California · 16406 days ago · 25 km deep · 61 km away
  40. 1.837 km SW of Ferndale, California · 16406 days ago · 24 km deep · 61 km away
  41. 2.936 km SSW of Ferndale, California · 16405 days ago · 12 km deep · 58 km away
  42. 2.015 km SSW of Ferndale, California · 16405 days ago · 23 km deep · 54 km away
  43. 2.416 km SSW of Ferndale, California · 16405 days ago · 23 km deep · 55 km away
  44. 2.256 km WSW of Ferndale, California · 16404 days ago · 23 km deep · 91 km away
  45. 2.619 km WSW of Scotia, California · 16404 days ago · 26 km deep · 50 km away
  46. 3.136 km SW of Ferndale, California · 16404 days ago · 28 km deep · 65 km away
  47. 3.837 km SW of Ferndale, California · 16403 days ago · 28 km deep · 66 km away
  48. 2.936 km SW of Ferndale, California · 16403 days ago · 27 km deep · 65 km away
  49. 1.837 km SW of Ferndale, California · 16403 days ago · 28 km deep · 67 km away
  50. 2.129 km WSW of Paskenta, California · 16402 days ago · 11 km deep · 90 km away
  51. 1.632 km SW of Ferndale, California · 16402 days ago · 39 km deep · 62 km away
  52. 2.532 km WSW of Ferndale, California · 16402 days ago · 26 km deep · 72 km away
  53. 1.64 km WSW of Redcrest, California · 16402 days ago · 35 km deep · 29 km away
  54. 2.01 km NE of Bayview, California · 16402 days ago · 11 km deep · 75 km away
  55. 2.136 km SW of Ferndale, California · 16401 days ago · 33 km deep · 65 km away
  56. 1.945 km SW of Ferndale, California · 16401 days ago · 20 km deep · 73 km away
  57. 2.834 km SW of Ferndale, California · 16400 days ago · 35 km deep · 62 km away
  58. 1.739 km SW of Ferndale, California · 16400 days ago · 23 km deep · 68 km away
  59. 1.617 km WNW of Indianola, California · 16400 days ago · 25 km deep · 82 km away
  60. 1.643 km SW of Ferndale, California · 16400 days ago · 18 km deep · 70 km away

The first 60 of 165.

Before

  1. 1.835 km SW of Ferndale, California · 16420 days ago · 28 km deep · 63 km away
  2. 2.541 km SW of Ferndale, California · 16420 days ago · 25 km deep · 70 km away
  3. 2.07 km W of Rio Dell, California · 16420 days ago · 21 km deep · 49 km away
  4. 1.79 km S of Ferndale, California · 16422 days ago · 22 km deep · 52 km away
  5. 1.643 km SW of Ferndale, California · 16422 days ago · 21 km deep · 71 km away
  6. 1.634 km SW of Scotia, California · 16422 days ago · 18 km deep · 51 km away
  7. 2.410 km SSW of Mad River, California · 16422 days ago · 20 km deep · 31 km away
  8. 3.210 km SSW of Mad River, California · 16422 days ago · 21 km deep · 31 km away
  9. 3.310 km SW of Mad River, California · 16422 days ago · 22 km deep · 31 km away
  10. 2.112 km WSW of Weott, California · 16422 days ago · 4 km deep · 23 km away
  11. 1.738 km SW of Ferndale, California · 16423 days ago · 23 km deep · 63 km away
  12. 1.837 km SW of Ferndale, California · 16423 days ago · 23 km deep · 62 km away
  13. 3.337 km SW of Ferndale, California · 16423 days ago · 25 km deep · 63 km away
  14. 1.636 km SW of Ferndale, California · 16423 days ago · 34 km deep · 62 km away
  15. 2.714 km WSW of Scotia, California · 16423 days ago · 28 km deep · 49 km away
  16. 1.534 km SW of Ferndale, California · 16423 days ago · 34 km deep · 61 km away
  17. 1.540 km SW of Ferndale, California · 16423 days ago · 30 km deep · 73 km away
  18. 1.97 km SSE of Laytonville, California · 16423 days ago · 5 km deep · 68 km away
  19. 1.925 km SSW of Ferndale, CA · 16424 days ago · 15 km deep · 52 km away
  20. 1.65 km S of Ferndale, California · 16424 days ago · 26 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1068429. Read Tue, Sep 22, 2026, 12:10 PM UTC.