California earthquakes

M1.6 earthquake 5 km W of Robbins, California

A magnitude 1.6 earthquake struck 5 km W of Robbins, California on Tue, Nov 12, 1985, 1:40 PM PST (21:40 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.6 8 km WSW of Kelseyville, 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
1.6 (md), micro
Local time
UTC
1985-11-12 21:40:01 UTC
Depth
2.1 km (1.3 mi), shallow
Epicenter
38.868° N, 121.768° 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 2.5 km horizontally, 8.8 km in depth
Depth from
From location
Station coverage gap
152°
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: 171 in the 60 days after this one and 98 in the 30 days before it.

After

  1. 1.63 km WNW of Cobb, California · 14931 days ago · 0 km deep · 87 km away
  2. 1.86 km WSW of Cobb, California · 14931 days ago · 3 km deep · 89 km away
  3. 2.03 km WNW of Cobb, California · 14931 days ago · 0 km deep · 87 km away
  4. 2.15 km SW of Cobb, California · 14930 days ago · 1 km deep · 87 km away
  5. 1.66 km W of Cobb, California · 14930 days ago · 2 km deep · 90 km away
  6. 1.914 km E of Angwin, California · 14930 days ago · 1 km deep · 55 km away
  7. 2.17 km W of Cobb, California · 14929 days ago · 1 km deep · 90 km away
  8. 1.97 km W of Cobb, California · 14929 days ago · 1 km deep · 90 km away
  9. 1.76 km WSW of Calistoga, California · 14929 days ago · 1 km deep · 84 km away
  10. 3.08 km WSW of Paradise, California · 14928 days ago · 28 km deep · 96 km away
  11. 1.614 km ESE of Hidden Valley Lake, California · 14927 days ago · -1 km deep · 58 km away
  12. 1.66 km W of Cobb, California · 14927 days ago · 2 km deep · 89 km away
  13. 1.98 km W of Cobb, California · 14926 days ago · 1 km deep · 92 km away
  14. 1.84 km W of Cobb, California · 14926 days ago · 0 km deep · 88 km away
  15. 2.68 km W of Cobb, California · 14926 days ago · 1 km deep · 91 km away
  16. 1.98 km W of Lodoga, California · 14926 days ago · 4 km deep · 85 km away
  17. 1.51 km E of Knights Landing, California · 14925 days ago · 1 km deep · 9 km away
  18. 1.55 km SW of Cobb, California · 14925 days ago · 0 km deep · 88 km away
  19. 2.36 km W of Cobb, California · 14924 days ago · 3 km deep · 90 km away
  20. 1.5Northern California · 14924 days ago · 1 km deep · 88 km away
  21. 1.76 km W of Cobb, California · 14924 days ago · 3 km deep · 90 km away
  22. 1.79 km WSW of Cobb, California · 14923 days ago · 2 km deep · 92 km away
  23. 1.65 km WSW of Cobb, California · 14923 days ago · 2 km deep · 88 km away
  24. 1.85 km WSW of Cobb, California · 14923 days ago · 1 km deep · 88 km away
  25. 1.86 km W of Cobb, California · 14923 days ago · 1 km deep · 89 km away
  26. 2.212 km E of Geyserville, California · 14922 days ago · 3 km deep · 88 km away
  27. 2.29 km WSW of Cobb, California · 14921 days ago · 1 km deep · 92 km away
  28. 1.57 km WSW of Cobb, California · 14921 days ago · 2 km deep · 90 km away
  29. 1.77 km WSW of Cobb, California · 14921 days ago · 1 km deep · 90 km away
  30. 1.65 km SW of Cobb, California · 14921 days ago · 0 km deep · 88 km away
  31. 2.55 km SW of Cobb, California · 14921 days ago · 0 km deep · 88 km away
  32. 2.27 km W of Cobb, California · 14921 days ago · 0 km deep · 91 km away
  33. 2.05 km SW of Cobb, California · 14920 days ago · 4 km deep · 88 km away
  34. 1.78 km WSW of Cobb, California · 14920 days ago · 3 km deep · 91 km away
  35. 2.15 km WSW of Cobb, California · 14919 days ago · 1 km deep · 88 km away
  36. 1.87 km W of Cobb, California · 14919 days ago · 1 km deep · 90 km away
  37. 1.98 km W of Cobb, California · 14918 days ago · 0 km deep · 91 km away
  38. 1.75 km W of Cobb, California · 14917 days ago · 1 km deep · 88 km away
  39. 2.03 km ESE of Clear Lake Riviera, California · 14917 days ago · 4 km deep · 80 km away
  40. 1.67 km WSW of Cobb, California · 14917 days ago · 0 km deep · 90 km away
  41. 1.57 km WSW of Cobb, California · 14917 days ago · -1 km deep · 90 km away
  42. 2.07 km WSW of Cobb, California · 14917 days ago · 0 km deep · 90 km away
  43. 1.96 km W of Cobb, California · 14917 days ago · 3 km deep · 90 km away
  44. 2.68 km WSW of Cobb, California · 14916 days ago · 1 km deep · 91 km away
  45. 1.612 km NE of Clearlake, California · 14916 days ago · 6 km deep · 66 km away
  46. 1.55 km W of Cobb, California · 14916 days ago · 0 km deep · 88 km away
  47. 1.87 km WSW of Cobb, California · 14916 days ago · 0 km deep · 90 km away
  48. 1.64 km SW of Cobb, California · 14916 days ago · 1 km deep · 86 km away
  49. 1.97 km W of Cobb, California · 14915 days ago · 0 km deep · 90 km away
  50. 2.11 km WSW of Roseland, California · 14915 days ago · 6 km deep · 99 km away
  51. 1.77 km W of Cobb, California · 14915 days ago · 4 km deep · 90 km away
  52. 2.111 km SSE of Elmira, California · 14915 days ago · 13 km deep · 68 km away
  53. 1.99 km WSW of Cobb, California · 14915 days ago · 2 km deep · 92 km away
  54. 2.321 km ENE of Clearlake, California · 14915 days ago · 6 km deep · 59 km away
  55. 1.58 km W of Cobb, California · 14914 days ago · 1 km deep · 92 km away
  56. 1.65 km WSW of Cobb, California · 14914 days ago · 0 km deep · 88 km away
  57. 1.65 km WSW of Cobb, California · 14914 days ago · 1 km deep · 88 km away
  58. 2.620 km ENE of Clearlake, California · 14914 days ago · 0 km deep · 58 km away
  59. 2.45 km WSW of Cobb, California · 14914 days ago · 1 km deep · 88 km away
  60. 2.45 km SW of Cobb, California · 14914 days ago · 1 km deep · 87 km away

The first 60 of 171.

Before

  1. 4.15 km NW of Cobb, California · 14931 days ago · -1 km deep · 87 km away
  2. 1.75 km SW of Cobb, California · 14931 days ago · 0 km deep · 87 km away
  3. 1.96 km SW of Cobb, California · 14932 days ago · 1 km deep · 88 km away
  4. 1.75 km WSW of Cobb, California · 14932 days ago · 0 km deep · 88 km away
  5. 1.69 km W of Cobb, California · 14933 days ago · 0 km deep · 92 km away
  6. 2.115 km ESE of Suisun, California · 14933 days ago · 11 km deep · 76 km away
  7. 1.85 km WNW of Cobb, California · 14933 days ago · 2 km deep · 87 km away
  8. 2.07 km WSW of Calistoga, California · 14934 days ago · 0 km deep · 85 km away
  9. 2.06 km WSW of Calistoga, California · 14934 days ago · -1 km deep · 84 km away
  10. 1.56 km SW of Cobb, California · 14934 days ago · 0 km deep · 87 km away
  11. 1.716 km WSW of Durham, California · 14934 days ago · 5 km deep · 80 km away
  12. 1.77 km W of Cobb, California · 14935 days ago · 3 km deep · 90 km away
  13. 1.75 km W of Cobb, California · 14935 days ago · 1 km deep · 88 km away
  14. 1.85 km WSW of Cobb, California · 14935 days ago · 1 km deep · 88 km away
  15. 2.48 km W of Cobb, California · 14935 days ago · 0 km deep · 92 km away
  16. 1.99 km W of Cobb, California · 14935 days ago · 0 km deep · 92 km away
  17. 2.09 km W of Cobb, California · 14935 days ago · 0 km deep · 92 km away
  18. 2.29 km W of Cobb, California · 14935 days ago · 1 km deep · 92 km away
  19. 3.09 km W of Cobb, California · 14935 days ago · -1 km deep · 93 km away
  20. 3.19 km W of Cobb, California · 14935 days ago · 1 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc61756. Read Tue, Sep 29, 2026, 9:05 PM UTC.