California earthquakes

M1.9 earthquake 4 km S of Cobb, California

A magnitude 1.9 earthquake struck 4 km S of Cobb, California on Tue, Oct 5, 1982, 3:41 PM PDT (22:41 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.1 7 km WSW 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
1.9 (md), micro
Local time
UTC
1982-10-05 22:41:45 UTC
Depth
0.3 km (0.2 mi), shallow
Epicenter
38.784° N, 122.724° 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 0.5 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
171°
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: 135 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 1.69 km WSW of Cobb, California · 16057 days ago · 0 km deep · 8 km away
  2. 1.56 km WSW of Cobb, California · 16057 days ago · 1 km deep · 6 km away
  3. 1.510 km S of Kelseyville, California · 16056 days ago · 1 km deep · 14 km away
  4. 1.58 km WSW of Cobb, California · 16056 days ago · 0 km deep · 8 km away
  5. 1.88 km ESE of Hidden Valley Lake, California · 16056 days ago · 8 km deep · 22 km away
  6. 2.17 km WSW of Cobb, California · 16056 days ago · 4 km deep · 8 km away
  7. 1.712 km NE of Upper Lake, California · 16055 days ago · 0 km deep · 50 km away
  8. 1.811 km SSW of Hopland, California · 16055 days ago · 19 km deep · 39 km away
  9. 1.68 km ESE of Hidden Valley Lake, California · 16055 days ago · 7 km deep · 22 km away
  10. 1.56 km W of Cobb, California · 16050 days ago · 2 km deep · 8 km away
  11. 2.36 km NE of Hopland, California · 16049 days ago · 2 km deep · 39 km away
  12. 1.94 km N of Kenwood, California · 16049 days ago · 5 km deep · 40 km away
  13. 1.67 km W of Cobb, California · 16049 days ago · 2 km deep · 8 km away
  14. 1.79 km SW of Clear Lake Riviera, California · 16047 days ago · -1 km deep · 13 km away
  15. 1.96 km ESE of Roseland, California · 16047 days ago · 9 km deep · 43 km away
  16. 1.55 km WSW of Hopland, California · 16045 days ago · 3 km deep · 42 km away
  17. 1.56 km W of Cobb, California · 16045 days ago · 2 km deep · 7 km away
  18. 1.86 km WSW of Cobb, California · 16044 days ago · 3 km deep · 7 km away
  19. 2.94 km WSW of Cobb, California · 16044 days ago · 1 km deep · 5 km away
  20. 2.44 km WSW of Cobb, California · 16044 days ago · 1 km deep · 5 km away
  21. 1.78 km WSW of Cobb, California · 16044 days ago · 0 km deep · 8 km away
  22. 1.66 km WSW of Eldridge, California · 16044 days ago · 8 km deep · 53 km away
  23. 2.22 km N of Elk Creek, California · 16043 days ago · 14 km deep · 95 km away
  24. 1.821 km NNE of Potter Valley, California · 16043 days ago · 7 km deep · 82 km away
  25. 1.67 km WSW of Cobb, California · 16043 days ago · 3 km deep · 8 km away
  26. 2.08 km ESE of Willits, California · 16043 days ago · 2 km deep · 81 km away
  27. 2.2near the coast of Northern California · 16043 days ago · 7 km deep · 84 km away
  28. 1.66 km S of Calistoga, California · 16042 days ago · 6 km deep · 32 km away
  29. 1.76 km E of Geyserville, California · 16042 days ago · 6 km deep · 12 km away
  30. 2.08 km WSW of Cobb, California · 16042 days ago · 0 km deep · 8 km away
  31. 1.624 km SE of Covelo, California · 16041 days ago · 5 km deep · 98 km away
  32. 1.94 km WSW of Cobb, California · 16041 days ago · 1 km deep · 5 km away
  33. 2.06 km W of Cobb, California · 16041 days ago · 2 km deep · 8 km away
  34. 1.56 km W of Cobb, California · 16041 days ago · -1 km deep · 7 km away
  35. 1.66 km W of Cobb, California · 16039 days ago · 1 km deep · 8 km away
  36. 2.34 km S of Cobb, California · 16039 days ago · 2 km deep · 0 km away
  37. 1.518 km ENE of Potter Valley, California · 16038 days ago · 4 km deep · 68 km away
  38. 1.74 km S of Cobb, California · 16038 days ago · 0 km deep · 1 km away
  39. 1.710 km ESE of Hidden Valley Lake, California · 16038 days ago · 6 km deep · 24 km away
  40. 2.02 km SW of Geyserville, California · 16038 days ago · -1 km deep · 21 km away
  41. 2.4Northern California · 16037 days ago · 5 km deep · 41 km away
  42. 2.34 km S of Cobb, California · 16037 days ago · 2 km deep · 0 km away
  43. 1.519 km NE of Upper Lake, California · 16037 days ago · 12 km deep · 57 km away
  44. 1.77 km W of Cobb, California · 16035 days ago · 1 km deep · 8 km away
  45. 2.37 km W of Cobb, California · 16035 days ago · 1 km deep · 8 km away
  46. 1.78 km WSW of Cobb, California · 16035 days ago · -1 km deep · 8 km away
  47. 1.85 km SW of Cobb, California · 16034 days ago · -1 km deep · 3 km away
  48. 1.76 km W of Cobb, California · 16034 days ago · 1 km deep · 7 km away
  49. 1.622 km ENE of Potter Valley, California · 16033 days ago · 11 km deep · 71 km away
  50. 2.96 km W of Cobb, California · 16033 days ago · 1 km deep · 7 km away
  51. 2.46 km W of Cobb, California · 16033 days ago · 1 km deep · 7 km away
  52. 1.76 km W of Cobb, California · 16032 days ago · 3 km deep · 7 km away
  53. 2.06 km W of Cobb, California · 16032 days ago · -1 km deep · 8 km away
  54. 1.76 km W of Cobb, California · 16032 days ago · -1 km deep · 8 km away
  55. 2.13 km SSW of Green Valley, California · 16029 days ago · 11 km deep · 79 km away
  56. 1.79 km NW of Princeton, California · 16028 days ago · 13 km deep · 92 km away
  57. 3.23 km W of Moskowite Corner, California · 16028 days ago · 8 km deep · 57 km away
  58. 1.97 km W of Cobb, California · 16028 days ago · 1 km deep · 8 km away
  59. 1.56 km SW of Cobb, California · 16027 days ago · 3 km deep · 5 km away
  60. 2.28 km WSW of Cobb, California · 16027 days ago · 0 km deep · 8 km away

The first 60 of 135.

Before

  1. 1.916 km NE of Upper Lake, California · 16059 days ago · 5 km deep · 56 km away
  2. 1.98 km WSW of Cobb, California · 16059 days ago · 0 km deep · 8 km away
  3. 1.88 km WSW of Cobb, California · 16062 days ago · 0 km deep · 8 km away
  4. 1.76 km ENE of Willits, California · 16063 days ago · 3 km deep · 87 km away
  5. 1.87 km W of Calistoga, California · 16065 days ago · 7 km deep · 23 km away
  6. 3.25 km WSW of Cobb, California · 16066 days ago · 1 km deep · 5 km away
  7. 1.517 km ENE of Potter Valley, California · 16066 days ago · 10 km deep · 69 km away
  8. 1.84 km WSW of Moskowite Corner, California · 16067 days ago · 9 km deep · 57 km away
  9. 1.724 km SE of Covelo, California · 16069 days ago · 6 km deep · 97 km away
  10. 2.024 km SE of Covelo, California · 16069 days ago · 4 km deep · 97 km away
  11. 1.823 km SE of Covelo, California · 16069 days ago · 0 km deep · 99 km away
  12. 2.124 km SE of Covelo, California · 16069 days ago · 6 km deep · 98 km away
  13. 2.024 km SE of Covelo, California · 16069 days ago · 6 km deep · 97 km away
  14. 1.824 km SE of Covelo, California · 16069 days ago · 6 km deep · 97 km away
  15. 1.54 km S of Cobb, California · 16069 days ago · -1 km deep · 0 km away
  16. 2.110 km ESE of Hidden Valley Lake, California · 16070 days ago · 7 km deep · 25 km away
  17. 2.513 km ESE of Hidden Valley Lake, California · 16070 days ago · -1 km deep · 27 km away
  18. 2.39 km ESE of Hidden Valley Lake, California · 16071 days ago · 7 km deep · 23 km away
  19. 1.88 km W of Cobb, California · 16073 days ago · 1 km deep · 10 km away
  20. 1.88 km ESE of Hidden Valley Lake, California · 16073 days ago · 7 km deep · 22 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1079996. Read Tue, Sep 22, 2026, 9:29 PM UTC.