California earthquakes

M2.6 earthquake 13 km N of Brooktrails, California

A magnitude 2.6 earthquake struck 13 km N of Brooktrails, California on Mon, Nov 11, 1985, 8:57 PM PST (04:57 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M4.1 5 km NW of Cobb, California. This one was a foreshock.

Brooktrails 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
2.6 (md), micro
Local time
UTC
1985-11-12 04:57:09 UTC
Depth
9.1 km (5.6 mi), shallow
Epicenter
39.567° N, 123.387° 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 0.2 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
94°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 185 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 4.15 km NW of Cobb, California · 14924 days ago · -1 km deep · 96 km away
  2. 1.63 km WNW of Cobb, California · 14924 days ago · 0 km deep · 98 km away
  3. 1.86 km WSW of Cobb, California · 14924 days ago · 3 km deep · 99 km away
  4. 2.03 km WNW of Cobb, California · 14924 days ago · 0 km deep · 98 km away
  5. 1.630 km ENE of Covelo, California · 14924 days ago · 16 km deep · 56 km away
  6. 1.513 km N of Brooktrails, California · 14924 days ago · 9 km deep · 0 km away
  7. 1.78 km N of Laytonville, California · 14923 days ago · 3 km deep · 23 km away
  8. 1.89 km E of Hopland, California · 14923 days ago · 2 km deep · 74 km away
  9. 1.66 km W of Cobb, California · 14923 days ago · 2 km deep · 98 km away
  10. 2.17 km W of Cobb, California · 14922 days ago · 1 km deep · 96 km away
  11. 1.97 km W of Cobb, California · 14922 days ago · 1 km deep · 96 km away
  12. 1.66 km ENE of Brooktrails, California · 14921 days ago · 7 km deep · 12 km away
  13. 1.66 km W of Cobb, California · 14920 days ago · 2 km deep · 98 km away
  14. 1.514 km SSE of Laytonville, California · 14920 days ago · 10 km deep · 2 km away
  15. 1.98 km W of Cobb, California · 14920 days ago · 1 km deep · 96 km away
  16. 1.84 km W of Cobb, California · 14919 days ago · 0 km deep · 98 km away
  17. 2.68 km W of Cobb, California · 14919 days ago · 1 km deep · 97 km away
  18. 1.98 km W of Lodoga, California · 14919 days ago · 4 km deep · 76 km away
  19. 2.36 km W of Cobb, California · 14917 days ago · 3 km deep · 97 km away
  20. 1.76 km W of Cobb, California · 14917 days ago · 3 km deep · 97 km away
  21. 1.726 km WNW of Paskenta, California · 14917 days ago · -1 km deep · 63 km away
  22. 1.79 km WSW of Cobb, California · 14917 days ago · 2 km deep · 98 km away
  23. 1.65 km WSW of Cobb, California · 14916 days ago · 2 km deep · 99 km away
  24. 1.85 km WSW of Cobb, California · 14916 days ago · 1 km deep · 99 km away
  25. 1.86 km W of Cobb, California · 14916 days ago · 1 km deep · 98 km away
  26. 2.13 km ESE of Cloverdale, California · 14916 days ago · 2 km deep · 93 km away
  27. 2.29 km WSW of Cobb, California · 14914 days ago · 1 km deep · 98 km away
  28. 1.57 km WSW of Cobb, California · 14914 days ago · 2 km deep · 98 km away
  29. 1.59 km SSE of Willits, California · 14914 days ago · 7 km deep · 27 km away
  30. 1.77 km WSW of Cobb, California · 14914 days ago · 1 km deep · 98 km away
  31. 2.27 km W of Cobb, California · 14914 days ago · 0 km deep · 97 km away
  32. 3.78 km NNW of Alderpoint, California · 14914 days ago · 28 km deep · 79 km away
  33. 1.613 km SW of Mad River, California · 14914 days ago · 4 km deep · 93 km away
  34. 1.710 km NE of Phillipsville, California · 14914 days ago · 24 km deep · 83 km away
  35. 2.210 km NE of Phillipsville, California · 14914 days ago · 29 km deep · 83 km away
  36. 1.78 km WSW of Cobb, California · 14913 days ago · 3 km deep · 99 km away
  37. 2.49 km NNW of Alderpoint, California · 14913 days ago · 26 km deep · 80 km away
  38. 1.810 km NE of Phillipsville, California · 14913 days ago · 26 km deep · 82 km away
  39. 2.15 km WSW of Cobb, California · 14912 days ago · 1 km deep · 100 km away
  40. 1.817 km NE of Myers Flat, California · 14912 days ago · 22 km deep · 95 km away
  41. 2.118 km ENE of Weott, California · 14912 days ago · 19 km deep · 96 km away
  42. 1.87 km W of Cobb, California · 14912 days ago · 1 km deep · 96 km away
  43. 2.026 km NE of Potter Valley, California · 14912 days ago · 7 km deep · 45 km away
  44. 1.98 km W of Cobb, California · 14911 days ago · 0 km deep · 96 km away
  45. 1.712 km WSW of Willits, California · 14910 days ago · 0 km deep · 25 km away
  46. 1.75 km W of Cobb, California · 14910 days ago · 1 km deep · 97 km away
  47. 1.96 km E of Calpella, California · 14910 days ago · 3 km deep · 43 km away
  48. 2.03 km ESE of Clear Lake Riviera, California · 14910 days ago · 4 km deep · 92 km away
  49. 1.67 km WSW of Cobb, California · 14910 days ago · 0 km deep · 99 km away
  50. 1.57 km WSW of Cobb, California · 14910 days ago · -1 km deep · 98 km away
  51. 2.07 km WSW of Cobb, California · 14910 days ago · 0 km deep · 99 km away
  52. 1.96 km W of Cobb, California · 14910 days ago · 3 km deep · 97 km away
  53. 2.334 km NW of Paskenta, California · 14910 days ago · 8 km deep · 74 km away
  54. 2.68 km WSW of Cobb, California · 14910 days ago · 1 km deep · 98 km away
  55. 1.612 km NE of Clearlake, California · 14910 days ago · 6 km deep · 97 km away
  56. 1.55 km W of Cobb, California · 14909 days ago · 0 km deep · 97 km away
  57. 1.87 km WSW of Cobb, California · 14909 days ago · 0 km deep · 100 km away
  58. 1.97 km W of Cobb, California · 14909 days ago · 0 km deep · 96 km away
  59. 1.77 km W of Cobb, California · 14908 days ago · 4 km deep · 97 km away
  60. 1.99 km WSW of Cobb, California · 14908 days ago · 2 km deep · 98 km away

The first 60 of 185.

Before

  1. 2.88 km E of Leggett, California · 14925 days ago · 0 km deep · 37 km away
  2. 1.77 km NE of Phillipsville, California · 14925 days ago · 8 km deep · 83 km away
  3. 1.828 km W of Paskenta, California · 14926 days ago · 15 km deep · 59 km away
  4. 1.69 km W of Cobb, California · 14926 days ago · 0 km deep · 97 km away
  5. 1.85 km WNW of Cobb, California · 14926 days ago · 2 km deep · 96 km away
  6. 1.823 km SE of Covelo, California · 14927 days ago · 5 km deep · 27 km away
  7. 1.77 km W of Cobb, California · 14928 days ago · 3 km deep · 97 km away
  8. 1.75 km W of Cobb, California · 14928 days ago · 1 km deep · 98 km away
  9. 1.85 km WSW of Cobb, California · 14928 days ago · 1 km deep · 100 km away
  10. 2.48 km W of Cobb, California · 14929 days ago · 0 km deep · 97 km away
  11. 1.99 km W of Cobb, California · 14929 days ago · 0 km deep · 96 km away
  12. 2.09 km W of Cobb, California · 14929 days ago · 0 km deep · 96 km away
  13. 2.29 km W of Cobb, California · 14929 days ago · 1 km deep · 96 km away
  14. 3.09 km W of Cobb, California · 14929 days ago · -1 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc58770. Read Wed, Sep 23, 2026, 12:56 AM UTC.