California earthquakes

M2.6 earthquake 8 km W of Cobb, California

A magnitude 2.6 earthquake struck 8 km W of Cobb, California on Sun, Nov 17, 1985, 10:43 AM PST (18:43 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.7 9 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.

Open the live map with earthquakes

The earthquake

Magnitude
2.6 (md), micro
Local time
UTC
1985-11-17 18:43:47 UTC
Depth
0.9 km (0.6 mi), shallow
Epicenter
38.818° N, 122.821° 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
±0.08
Depth from
From location
Station coverage gap
34°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 177 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.64 km S of Cobb, California · 14904 days ago · 2 km deep · 10 km away
  2. 1.65 km WSW of Cobb, California · 14904 days ago · 0 km deep · 4 km away
  3. 1.810 km WSW of Cobb, California · 14904 days ago · 1 km deep · 2 km away
  4. 1.85 km W of Cobb, California · 14904 days ago · 0 km deep · 3 km away
  5. 2.79 km W of Cobb, California · 14904 days ago · -1 km deep · 1 km away
  6. 1.99 km W of Cobb, California · 14904 days ago · 1 km deep · 2 km away
  7. 1.75 km SW of Cobb, California · 14903 days ago · 0 km deep · 6 km away
  8. 2.24 km SW of Cobb, California · 14903 days ago · 1 km deep · 7 km away
  9. 1.85 km WSW of Cobb, California · 14903 days ago · 1 km deep · 4 km away
  10. 1.66 km W of Cobb, California · 14903 days ago · 3 km deep · 2 km away
  11. 2.07 km W of Cobb, California · 14902 days ago · 1 km deep · 1 km away
  12. 1.88 km W of Cobb, California · 14902 days ago · 0 km deep · 0 km away
  13. 1.88 km W of Cobb, California · 14902 days ago · -1 km deep · 0 km away
  14. 2.38 km W of Cobb, California · 14901 days ago · 0 km deep · 0 km away
  15. 1.86 km W of Cobb, California · 14901 days ago · 1 km deep · 2 km away
  16. 2.06 km W of Cobb, California · 14900 days ago · 2 km deep · 2 km away
  17. 1.66 km W of Cobb, California · 14900 days ago · 2 km deep · 2 km away
  18. 1.68 km W of Cobb, California · 14900 days ago · 1 km deep · 1 km away
  19. 2.614 km NNW of Moskowite Corner, California · 14900 days ago · 3 km deep · 56 km away
  20. 3.15 km SW of Cobb, California · 14900 days ago · 1 km deep · 5 km away
  21. 2.9Northern California · 14900 days ago · 0 km deep · 5 km away
  22. 2.06 km W of Cobb, California · 14899 days ago · 3 km deep · 2 km away
  23. 1.73 km WNW of Cobb, California · 14899 days ago · 0 km deep · 5 km away
  24. 1.73 km W of Glen Ellen, California · 14899 days ago · 9 km deep · 55 km away
  25. 1.79 km W of Cobb, California · 14899 days ago · 1 km deep · 1 km away
  26. 1.55 km SW of Cobb, California · 14899 days ago · 1 km deep · 5 km away
  27. 1.97 km W of Cobb, California · 14899 days ago · 1 km deep · 1 km away
  28. 1.67 km W of Cobb, California · 14899 days ago · 1 km deep · 1 km away
  29. 1.97 km W of Cobb, California · 14899 days ago · 1 km deep · 1 km away
  30. 1.68 km W of Cobb, California · 14898 days ago · -1 km deep · 1 km away
  31. 1.76 km W of Cobb, California · 14898 days ago · 2 km deep · 2 km away
  32. 1.67 km WSW of Cobb, California · 14898 days ago · 0 km deep · 2 km away
  33. 2.1Northern California · 14898 days ago · 1 km deep · 3 km away
  34. 1.77 km W of Cobb, California · 14897 days ago · 1 km deep · 1 km away
  35. 1.66 km W of Cobb, California · 14897 days ago · 2 km deep · 2 km away
  36. 2.07 km W of Cobb, California · 14897 days ago · -1 km deep · 1 km away
  37. 1.68 km W of Cobb, California · 14897 days ago · 0 km deep · 0 km away
  38. 1.84 km WSW of Cobb, California · 14897 days ago · 0 km deep · 4 km away
  39. 2.32 km S of Lakeport, California · 14896 days ago · 21 km deep · 24 km away
  40. 1.65 km SW of Cobb, California · 14896 days ago · 0 km deep · 5 km away
  41. 2.14 km W of Cobb, California · 14896 days ago · 1 km deep · 4 km away
  42. 2.08 km WSW of Cobb, California · 14896 days ago · 3 km deep · 1 km away
  43. 2.02 km W of Forestville, California · 14896 days ago · 0 km deep · 39 km away
  44. 1.87 km WSW of Cobb, California · 14896 days ago · 1 km deep · 2 km away
  45. 2.45 km SSW of Calistoga, California · 14896 days ago · 5 km deep · 38 km away
  46. 1.75 km SE of Calpella, California · 14896 days ago · 5 km deep · 52 km away
  47. 1.64 km S of Cobb, California · 14895 days ago · 1 km deep · 9 km away
  48. 1.56 km W of Cobb, California · 14895 days ago · -1 km deep · 2 km away
  49. 1.76 km W of Cobb, California · 14895 days ago · 3 km deep · 2 km away
  50. 2.27 km W of Cobb, California · 14895 days ago · 1 km deep · 1 km away
  51. 1.77 km W of Cobb, California · 14895 days ago · 0 km deep · 1 km away
  52. 1.84 km W of Cobb, California · 14894 days ago · 1 km deep · 4 km away
  53. 1.64 km W of Cobb, California · 14894 days ago · 1 km deep · 4 km away
  54. 1.77 km WSW of Cobb, California · 14894 days ago · 3 km deep · 2 km away
  55. 1.67 km WSW of Cobb, California · 14893 days ago · 1 km deep · 3 km away
  56. 1.69 km ENE of Hidden Valley Lake, California · 14893 days ago · 9 km deep · 32 km away
  57. 1.89 km ENE of Hidden Valley Lake, California · 14893 days ago · 8 km deep · 32 km away
  58. 1.66 km W of Cobb, California · 14893 days ago · -1 km deep · 2 km away
  59. 2.05 km WSW of Cobb, California · 14893 days ago · 2 km deep · 3 km away
  60. 1.67 km E of Willits, California · 14891 days ago · 8 km deep · 77 km away

The first 60 of 177.

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc59286. Read Tue, Sep 22, 2026, 5:27 PM UTC.