California earthquakes

M2.2 earthquake 9 km WSW of Cobb, California

A magnitude 2.2 earthquake struck 9 km WSW of Cobb, California on Tue, Feb 4, 1986, 11:06 PM PST (07:06 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.6 7 km W of Cobb, 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
2.2 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1986-02-05 07:06:18 UTC
Depth
1.7 km (1.0 mi), shallow
Epicenter
38.801° N, 122.834° 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, 0.6 km in depth
Magnitude uncertainty
±0.42
Depth from
From location
Station coverage gap
67°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 176 in the 60 days after this one and 105 in the 30 days before it.

After

  1. 2.318 km NE of Potter Valley, California · 14849 days ago · 5 km deep · 73 km away
  2. 2.09 km SSE of Guinda, California · 14848 days ago · 4 km deep · 60 km away
  3. 2.214 km S of Guinda, California · 14848 days ago · 11 km deep · 56 km away
  4. 1.916 km N of Potter Valley, California · 14848 days ago · 5 km deep · 77 km away
  5. 1.67 km W of Cobb, California · 14848 days ago · 1 km deep · 4 km away
  6. 1.56 km ESE of Lower Lake, California · 14848 days ago · 2 km deep · 28 km away
  7. 1.712 km ENE of Lower Lake, California · 14848 days ago · 2 km deep · 35 km away
  8. 2.17 km E of Lower Lake, California · 14848 days ago · 2 km deep · 29 km away
  9. 3.07 km E of Lower Lake, California · 14848 days ago · -1 km deep · 29 km away
  10. 1.711 km ENE of Lower Lake, California · 14848 days ago · 2 km deep · 34 km away
  11. 2.79 km NNE of Hidden Valley Lake, California · 14848 days ago · 5 km deep · 29 km away
  12. 3.48 km E of Lower Lake, California · 14848 days ago · 9 km deep · 30 km away
  13. 1.77 km E of Lower Lake, California · 14847 days ago · 2 km deep · 29 km away
  14. 1.75 km SW of Cobb, California · 14847 days ago · 0 km deep · 6 km away
  15. 1.816 km ENE of Clearlake, California · 14847 days ago · 10 km deep · 41 km away
  16. 1.58 km W of Cobb, California · 14847 days ago · 1 km deep · 3 km away
  17. 2.37 km WSW of Cobb, California · 14847 days ago · 1 km deep · 3 km away
  18. 2.39 km W of Cobb, California · 14846 days ago · 1 km deep · 1 km away
  19. 1.75 km SW of Cobb, California · 14846 days ago · 0 km deep · 6 km away
  20. 2.37 km W of Cobb, California · 14845 days ago · 4 km deep · 3 km away
  21. 1.75 km SW of Cobb, California · 14845 days ago · 0 km deep · 5 km away
  22. 2.06 km W of Cobb, California · 14845 days ago · 3 km deep · 4 km away
  23. 1.67 km W of Cobb, California · 14845 days ago · 3 km deep · 3 km away
  24. 1.69 km E of Lower Lake, California · 14844 days ago · 4 km deep · 32 km away
  25. 1.86 km WSW of Cobb, California · 14844 days ago · 3 km deep · 3 km away
  26. 2.47 km E of Lower Lake, California · 14844 days ago · 4 km deep · 29 km away
  27. 2.66 km W of Cobb, California · 14843 days ago · 3 km deep · 4 km away
  28. 1.86 km W of Cobb, California · 14843 days ago · 3 km deep · 4 km away
  29. 2.27 km ESE of Lower Lake, California · 14843 days ago · 4 km deep · 28 km away
  30. 2.97 km E of Lower Lake, California · 14843 days ago · -1 km deep · 29 km away
  31. 1.66 km WNW of Cobb, California · 14842 days ago · 1 km deep · 5 km away
  32. 1.57 km W of Cobb, California · 14842 days ago · 1 km deep · 5 km away
  33. 1.55 km SW of Cobb, California · 14842 days ago · 1 km deep · 6 km away
  34. 2.18 km W of Cobb, California · 14842 days ago · 1 km deep · 2 km away
  35. 2.06 km W of Cobb, California · 14842 days ago · 1 km deep · 5 km away
  36. 2.417 km WSW of Elk Creek, California · 14841 days ago · 3 km deep · 81 km away
  37. 1.67 km WSW of Cobb, California · 14841 days ago · 1 km deep · 3 km away
  38. 1.64 km S of Cobb, California · 14841 days ago · 0 km deep · 10 km away
  39. 1.64 km W of Cobb, California · 14840 days ago · 0 km deep · 6 km away
  40. 2.78 km WSW of Cobb, California · 14840 days ago · 2 km deep · 2 km away
  41. 1.66 km W of Cobb, California · 14840 days ago · 3 km deep · 4 km away
  42. 2.64 km SW of Cobb, California · 14838 days ago · 3 km deep · 6 km away
  43. 2.34 km WSW of Cobb, California · 14838 days ago · 4 km deep · 5 km away
  44. 2.99 km W of Cobb, California · 14837 days ago · 2 km deep · 2 km away
  45. 3.24 km WSW of Cobb, California · 14837 days ago · 3 km deep · 5 km away
  46. 3.57 km NW of Brooktrails, California · 14836 days ago · -1 km deep · 93 km away
  47. 3.37 km W of Cobb, California · 14835 days ago · 4 km deep · 3 km away
  48. 2.65 km WNW of Cobb, California · 14835 days ago · 2 km deep · 7 km away
  49. 2.95 km WNW of Cobb, California · 14835 days ago · 2 km deep · 7 km away
  50. 2.04 km SSW of Cobb, California · 14833 days ago · 1 km deep · 7 km away
  51. 2.46 km W of Cobb, California · 14832 days ago · 0 km deep · 4 km away
  52. 2.16 km W of Cobb, California · 14832 days ago · 1 km deep · 5 km away
  53. 1.69 km W of Cobb, California · 14832 days ago · 1 km deep · 1 km away
  54. 2.09 km WSW of Cobb, California · 14832 days ago · 1 km deep · 0 km away
  55. 2.37 km WSW of Cobb, California · 14831 days ago · 0 km deep · 3 km away
  56. 1.68 km WSW of Cobb, California · 14831 days ago · 1 km deep · 2 km away
  57. 1.95 km WSW of Cobb, California · 14831 days ago · 0 km deep · 4 km away
  58. 1.85 km WSW of Cobb, California · 14831 days ago · -1 km deep · 4 km away
  59. 2.56 km ENE of Williams, California · 14830 days ago · 4 km deep · 77 km away
  60. 1.96 km W of Cobb, California · 14830 days ago · -1 km deep · 3 km away

The first 60 of 176.

Before

  1. 1.68 km W of Cobb, California · 14849 days ago · 1 km deep · 3 km away
  2. 1.67 km WSW of Cobb, California · 14849 days ago · 1 km deep · 3 km away
  3. 1.65 km WNW of Cobb, California · 14850 days ago · 1 km deep · 6 km away
  4. 3.34 km W of Cobb, California · 14850 days ago · 0 km deep · 5 km away
  5. 1.64 km W of Hopland, California · 14851 days ago · 4 km deep · 35 km away
  6. 1.56 km W of Cobb, California · 14851 days ago · 3 km deep · 4 km away
  7. 2.58 km WSW of Cobb, California · 14851 days ago · 3 km deep · 2 km away
  8. 1.610 km WSW of Cobb, California · 14851 days ago · 1 km deep · 1 km away
  9. 1.94 km WSW of Cobb, California · 14852 days ago · 1 km deep · 6 km away
  10. 1.67 km W of Cobb, California · 14852 days ago · 4 km deep · 2 km away
  11. 2.04 km W of Cobb, California · 14852 days ago · 1 km deep · 6 km away
  12. 1.79 km NE of Cloverdale, California · 14852 days ago · 3 km deep · 13 km away
  13. 2.35 km SW of Cobb, California · 14853 days ago · 0 km deep · 7 km away
  14. 2.18 km W of Cobb, California · 14853 days ago · 1 km deep · 2 km away
  15. 1.66 km WSW of Cobb, California · 14854 days ago · 1 km deep · 3 km away
  16. 2.57 km WSW of Cobb, California · 14854 days ago · 1 km deep · 3 km away
  17. 2.27 km WSW of Cobb, California · 14854 days ago · 1 km deep · 3 km away
  18. 2.52 km SE of Clear Lake Riviera, California · 14854 days ago · 2 km deep · 20 km away
  19. 1.75 km WNW of Cobb, California · 14855 days ago · 1 km deep · 6 km away
  20. 1.54 km WSW of Cobb, California · 14856 days ago · 0 km deep · 5 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc66673. Read Fri, Oct 2, 2026, 6:33 AM UTC.