California earthquakes

M2.2 earthquake 8 km WSW of Cobb, California

A magnitude 2.2 earthquake struck 8 km WSW of Cobb, California on Fri, Aug 23, 1985, 9:14 PM PDT (04:14 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.3 6 km SW 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), micro
Local time
UTC
1985-08-24 04:14:03 UTC
Depth
3.2 km (2.0 mi), shallow
Epicenter
38.801° N, 122.813° 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 0.1 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
36°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 179 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.114 km NNW of Moskowite Corner, California · 14992 days ago · 2 km deep · 54 km away
  2. 1.56 km W of Cobb, California · 14991 days ago · 1 km deep · 4 km away
  3. 1.98 km WSW of Cobb, California · 14991 days ago · 0 km deep · 0 km away
  4. 1.56 km W of Cobb, California · 14991 days ago · 3 km deep · 2 km away
  5. 2.36 km SW of Cobb, California · 14991 days ago · 0 km deep · 4 km away
  6. 1.66 km SW of Cobb, California · 14991 days ago · 0 km deep · 4 km away
  7. 2.713 km NNW of Moskowite Corner, California · 14991 days ago · 2 km deep · 54 km away
  8. 1.96 km WSW of Cobb, California · 14991 days ago · 3 km deep · 1 km away
  9. 1.68 km NW of Moskowite Corner, California · 14991 days ago · 2 km deep · 59 km away
  10. 1.77 km WNW of Cobb, California · 14991 days ago · -1 km deep · 5 km away
  11. 1.64 km N of Cobb, California · 14991 days ago · 2 km deep · 10 km away
  12. 2.54 km WSW of Cobb, California · 14991 days ago · 2 km deep · 4 km away
  13. 1.69 km W of Cobb, California · 14991 days ago · 2 km deep · 3 km away
  14. 2.36 km W of Cobb, California · 14991 days ago · 3 km deep · 2 km away
  15. 2.58 km W of Cobb, California · 14990 days ago · 0 km deep · 2 km away
  16. 1.87 km W of Cobb, California · 14990 days ago · 0 km deep · 2 km away
  17. 2.16 km W of Cobb, California · 14990 days ago · 2 km deep · 2 km away
  18. 1.65 km WSW of Cobb, California · 14990 days ago · 1 km deep · 3 km away
  19. 2.74 km WSW of Cobb, California · 14990 days ago · 2 km deep · 3 km away
  20. 1.85 km SW of Cobb, California · 14990 days ago · 0 km deep · 4 km away
  21. 3.49 km NNW of Princeton, California · 14990 days ago · 19 km deep · 100 km away
  22. 2.012 km NNW of Moskowite Corner, California · 14990 days ago · 0 km deep · 57 km away
  23. 1.74 km SSW of Cobb, California · 14990 days ago · 2 km deep · 7 km away
  24. 1.98 km W of Cobb, California · 14988 days ago · 1 km deep · 2 km away
  25. 1.59 km ESE of Hidden Valley Lake, California · 14988 days ago · 4 km deep · 30 km away
  26. 1.89 km W of Cobb, California · 14988 days ago · 1 km deep · 2 km away
  27. 1.78 km W of Cobb, California · 14988 days ago · 0 km deep · 2 km away
  28. 1.99 km NW of Cobb, California · 14988 days ago · 1 km deep · 8 km away
  29. 1.63 km SW of Cobb, California · 14987 days ago · 0 km deep · 5 km away
  30. 2.010 km NW of Cobb, California · 14987 days ago · 0 km deep · 8 km away
  31. 2.06 km W of Cobb, California · 14987 days ago · 1 km deep · 2 km away
  32. 1.920 km NE of Upper Lake, California · 14987 days ago · -1 km deep · 57 km away
  33. 1.58 km WSW of Cobb, California · 14986 days ago · 0 km deep · 1 km away
  34. 1.96 km W of Cobb, California · 14986 days ago · 4 km deep · 3 km away
  35. 1.98 km W of Cobb, California · 14985 days ago · 1 km deep · 3 km away
  36. 1.812 km NE of Upper Lake, California · 14985 days ago · 2 km deep · 49 km away
  37. 2.13 km W of Glen Ellen, California · 14985 days ago · 8 km deep · 54 km away
  38. 1.93 km WSW of Glen Ellen, California · 14985 days ago · 8 km deep · 54 km away
  39. 2.16 km NE of Windsor, California · 14985 days ago · 5 km deep · 24 km away
  40. 2.2Northern California · 14985 days ago · 2 km deep · 48 km away
  41. 1.66 km W of Cobb, California · 14984 days ago · 0 km deep · 3 km away
  42. 2.512 km NE of Upper Lake, California · 14984 days ago · 3 km deep · 49 km away
  43. 1.64 km W of Cobb, California · 14984 days ago · 0 km deep · 4 km away
  44. 1.68 km W of Cobb, California · 14984 days ago · 1 km deep · 2 km away
  45. 2.44 km E of Williams, California · 14984 days ago · 16 km deep · 73 km away
  46. 1.65 km W of Cobb, California · 14984 days ago · 1 km deep · 3 km away
  47. 1.812 km NE of Upper Lake, California · 14984 days ago · 2 km deep · 48 km away
  48. 1.85 km W of Cobb, California · 14983 days ago · 0 km deep · 2 km away
  49. 1.612 km NE of Upper Lake, California · 14983 days ago · 4 km deep · 49 km away
  50. 1.94 km WSW of Cobb, California · 14983 days ago · 1 km deep · 4 km away
  51. 2.36 km W of Cobb, California · 14983 days ago · 3 km deep · 3 km away
  52. 1.86 km W of Cobb, California · 14982 days ago · 3 km deep · 3 km away
  53. 1.66 km WNW of Cobb, California · 14982 days ago · 1 km deep · 4 km away
  54. 1.78 km WNW of Cobb, California · 14982 days ago · -1 km deep · 7 km away
  55. 2.05 km NE of Williams, California · 14982 days ago · 18 km deep · 75 km away
  56. 1.86 km E of Williams, California · 14982 days ago · 4 km deep · 75 km away
  57. 1.66 km W of Cobb, California · 14982 days ago · 3 km deep · 2 km away
  58. 3.67 km W of Cobb, California · 14982 days ago · 10 km deep · 3 km away
  59. 2.15 km SW of Cobb, California · 14981 days ago · -1 km deep · 4 km away
  60. 1.95 km SW of Cobb, California · 14981 days ago · 0 km deep · 4 km away

The first 60 of 179.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc53737. Read Tue, Sep 22, 2026, 8:22 PM UTC.