California earthquakes

M1.6 earthquake 9 km W of Cobb, California

A magnitude 1.6 earthquake struck 9 km W of Cobb, California on Sat, Jan 11, 1986, 9:15 AM PST (17:15 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M1.9 7 km E of Santa Rosa, California. This one was a foreshock.

Cobb 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
1.6 (md), micro
Local time
UTC
1986-01-11 17:15:19 UTC
Depth
0.4 km (0.3 mi), shallow
Epicenter
38.811° N, 122.826° 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
±0.18
Depth from
From location
Station coverage gap
79°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 174 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.97 km E of Santa Rosa, California · 14859 days ago · 5 km deep · 45 km away
  2. 2.98 km WSW of Cobb, California · 14859 days ago · 4 km deep · 2 km away
  3. 3.110 km SSE of Green Valley, California · 14859 days ago · 3 km deep · 94 km away
  4. 1.86 km NW of Philo, California · 14859 days ago · 4 km deep · 67 km away
  5. 2.06 km W of Cobb, California · 14859 days ago · 3 km deep · 2 km away
  6. 1.58 km W of Cobb, California · 14858 days ago · -1 km deep · 2 km away
  7. 2.26 km SW of Cobb, California · 14858 days ago · 1 km deep · 5 km away
  8. 2.75 km SW of Cobb, California · 14858 days ago · 1 km deep · 5 km away
  9. 1.95 km SW of Cobb, California · 14858 days ago · 0 km deep · 6 km away
  10. 1.65 km W of Cobb, California · 14858 days ago · 0 km deep · 4 km away
  11. 1.74 km SW of Cobb, California · 14857 days ago · 0 km deep · 6 km away
  12. 1.620 km N of Potter Valley, California · 14857 days ago · 6 km deep · 82 km away
  13. 1.95 km SW of Cobb, California · 14857 days ago · -1 km deep · 5 km away
  14. 2.17 km W of Cobb, California · 14856 days ago · 0 km deep · 3 km away
  15. 2.99 km W of Anchor Bay, California · 14855 days ago · 4 km deep · 74 km away
  16. 2.06 km WSW of Cobb, California · 14855 days ago · 1 km deep · 3 km away
  17. 2.46 km W of Cobb, California · 14855 days ago · 3 km deep · 3 km away
  18. 2.37 km W of Cobb, California · 14855 days ago · 3 km deep · 1 km away
  19. 1.911 km N of Cloverdale, California · 14854 days ago · 3 km deep · 18 km away
  20. 1.95 km WSW of Cobb, California · 14854 days ago · -1 km deep · 4 km away
  21. 2.54 km N of Guerneville, California · 14854 days ago · 3 km deep · 33 km away
  22. 1.76 km W of Cobb, California · 14854 days ago · 2 km deep · 2 km away
  23. 2.18 km W of Cobb, California · 14854 days ago · 0 km deep · 2 km away
  24. 1.85 km SW of Cobb, California · 14854 days ago · 1 km deep · 5 km away
  25. 2.17 km WSW of Cobb, California · 14853 days ago · 3 km deep · 3 km away
  26. 2.421 km ENE of Clearlake, California · 14853 days ago · 0 km deep · 45 km away
  27. 1.87 km W of Cobb, California · 14853 days ago · 2 km deep · 2 km away
  28. 2.57 km WSW of Cobb, California · 14852 days ago · 1 km deep · 2 km away
  29. 1.76 km SW of Cobb, California · 14852 days ago · 1 km deep · 5 km away
  30. 1.67 km W of Cobb, California · 14852 days ago · 3 km deep · 2 km away
  31. 1.77 km W of Cobb, California · 14851 days ago · 3 km deep · 1 km away
  32. 1.64 km WNW of Cobb, California · 14851 days ago · 0 km deep · 5 km away
  33. 1.67 km SW of Cloverdale, California · 14850 days ago · 28 km deep · 23 km away
  34. 1.77 km WSW of Cobb, California · 14850 days ago · 2 km deep · 2 km away
  35. 1.56 km WSW of Cobb, California · 14850 days ago · 3 km deep · 3 km away
  36. 2.17 km W of Cobb, CA · 14850 days ago · 0 km deep · 3 km away
  37. 2.07 km W of Cobb, California · 14850 days ago · -1 km deep · 2 km away
  38. 2.25 km SW of Cobb, California · 14849 days ago · 0 km deep · 6 km away
  39. 3.35 km SW of Cobb, California · 14849 days ago · 0 km deep · 5 km away
  40. 2.23 km SSW of Cobb, California · 14849 days ago · 1 km deep · 7 km away
  41. 1.66 km W of Cobb, California · 14848 days ago · 3 km deep · 2 km away
  42. 1.74 km W of Cobb, California · 14846 days ago · -1 km deep · 5 km away
  43. 1.87 km WSW of Cobb, California · 14846 days ago · 0 km deep · 2 km away
  44. 1.54 km WSW of Cobb, California · 14846 days ago · 0 km deep · 5 km away
  45. 1.75 km WNW of Cobb, California · 14845 days ago · 1 km deep · 4 km away
  46. 2.52 km SE of Clear Lake Riviera, California · 14845 days ago · 2 km deep · 18 km away
  47. 2.27 km WSW of Cobb, California · 14845 days ago · 1 km deep · 2 km away
  48. 2.57 km WSW of Cobb, California · 14845 days ago · 1 km deep · 2 km away
  49. 1.66 km WSW of Cobb, California · 14844 days ago · 1 km deep · 3 km away
  50. 2.18 km W of Cobb, California · 14844 days ago · 1 km deep · 1 km away
  51. 2.35 km SW of Cobb, California · 14843 days ago · 0 km deep · 6 km away
  52. 1.79 km NE of Cloverdale, California · 14842 days ago · 3 km deep · 13 km away
  53. 2.04 km W of Cobb, California · 14842 days ago · 1 km deep · 5 km away
  54. 1.67 km W of Cobb, California · 14842 days ago · 4 km deep · 1 km away
  55. 1.94 km WSW of Cobb, California · 14842 days ago · 1 km deep · 5 km away
  56. 1.610 km WSW of Cobb, California · 14842 days ago · 1 km deep · 2 km away
  57. 2.58 km WSW of Cobb, California · 14842 days ago · 3 km deep · 1 km away
  58. 1.56 km W of Cobb, California · 14842 days ago · 3 km deep · 3 km away
  59. 1.64 km W of Hopland, California · 14842 days ago · 4 km deep · 35 km away
  60. 3.34 km W of Cobb, California · 14841 days ago · 0 km deep · 4 km away

The first 60 of 174.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc66190. Read Tue, Sep 22, 2026, 8:44 PM UTC.