California earthquakes

M2.3 earthquake 4 km WSW of Cobb, California

A magnitude 2.3 earthquake struck 4 km WSW of Cobb, California on Wed, Feb 6, 1980, 12:49 AM PST (08:49 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.5 5 km ESE of Clearlake, 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
2.3 (md), micro
Local time
UTC
1980-02-06 08:49:36 UTC
Depth
1.5 km (1.0 mi), shallow
Epicenter
38.802° N, 122.768° 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, 0.4 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
74°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and 59 in the 30 days before it.

After

  1. 1.61 km SE of Calpella, California · 17038 days ago · 6 km deep · 59 km away
  2. 2.67 km W of Cobb, California · 17038 days ago · 0 km deep · 4 km away
  3. 2.24 km NNW of Redwood Valley, California · 17037 days ago · 7 km deep · 68 km away
  4. 2.011 km NNW of Potter Valley, California · 17037 days ago · 9 km deep · 76 km away
  5. 2.17 km NW of Bayview, California · 17037 days ago · 9 km deep · 90 km away
  6. 1.56 km W of Cobb, California · 17036 days ago · 3 km deep · 3 km away
  7. 2.53 km ENE of Lakeport, California · 17036 days ago · 17 km deep · 30 km away
  8. 2.17 km W of Cobb, California · 17036 days ago · 0 km deep · 4 km away
  9. 2.16 km E of Santa Venetia, California · 17036 days ago · 3 km deep · 94 km away
  10. 1.96 km W of Cobb, California · 17034 days ago · 0 km deep · 3 km away
  11. 1.65 km NE of Willits, California · 17033 days ago · 2 km deep · 84 km away
  12. 2.06 km WSW of Cobb, California · 17033 days ago · 1 km deep · 3 km away
  13. 1.66 km W of Cobb, California · 17033 days ago · 3 km deep · 3 km away
  14. 1.79 km WSW of Cobb, California · 17033 days ago · 1 km deep · 5 km away
  15. 1.84 km WSW of Cobb, California · 17032 days ago · 1 km deep · 0 km away
  16. 1.94 km WSW of Cobb, California · 17032 days ago · 1 km deep · 0 km away
  17. 1.718 km ENE of Potter Valley, California · 17032 days ago · 6 km deep · 66 km away
  18. 1.59 km WSW of Cobb, California · 17032 days ago · 1 km deep · 5 km away
  19. 3.55 km ESE of Clearlake, California · 17032 days ago · 5 km deep · 24 km away
  20. 1.77 km W of Cobb, California · 17031 days ago · 3 km deep · 4 km away
  21. 2.17 km ENE of Rohnert Park, California · 17031 days ago · 4 km deep · 49 km away
  22. 3.26 km W of Cobb, California · 17031 days ago · 4 km deep · 3 km away
  23. 1.56 km W of Cobb, California · 17030 days ago · 3 km deep · 3 km away
  24. 2.67 km WSW of Cobb, California · 17030 days ago · 1 km deep · 3 km away
  25. 1.59 km WSW of Cobb, California · 17030 days ago · 1 km deep · 5 km away
  26. 2.07 km W of Cobb, California · 17029 days ago · 1 km deep · 4 km away
  27. 1.94 km SW of Cobb, California · 17029 days ago · -1 km deep · 1 km away
  28. 1.719 km ENE of Potter Valley, California · 17028 days ago · 6 km deep · 66 km away
  29. 2.210 km NNW of Potter Valley, California · 17027 days ago · 0 km deep · 76 km away
  30. 3.06 km W of Cobb, California · 17027 days ago · 4 km deep · 3 km away
  31. 1.75 km S of Clear Lake Riviera, California · 17027 days ago · 2 km deep · 11 km away
  32. 1.712 km ESE of Hopland, California · 17025 days ago · 4 km deep · 24 km away
  33. 1.68 km WSW of Cobb, California · 17025 days ago · 2 km deep · 4 km away
  34. 1.74 km WSW of Cobb, California · 17024 days ago · 2 km deep · 1 km away
  35. 1.66 km E of Calpella, California · 17024 days ago · 8 km deep · 58 km away
  36. 1.6near the coast of Northern California · 17024 days ago · 4 km deep · 84 km away
  37. 2.28 km W of Cobb, California · 17022 days ago · 2 km deep · 5 km away
  38. 2.220 km NE of Potter Valley, California · 17021 days ago · 4 km deep · 73 km away
  39. 1.78 km WSW of Cobb, California · 17020 days ago · 2 km deep · 4 km away
  40. 1.57 km SSW of Clear Lake Riviera, California · 17019 days ago · 6 km deep · 11 km away
  41. 1.84 km N of Lucerne, California · 17018 days ago · 13 km deep · 37 km away
  42. 1.920 km ENE of Potter Valley, California · 17018 days ago · 0 km deep · 64 km away
  43. 1.72 km E of Calpella, California · 17018 days ago · 6 km deep · 60 km away
  44. 1.617 km NNE of Upper Lake, California · 17018 days ago · 1 km deep · 55 km away
  45. 1.76 km E of Willits, California · 17017 days ago · 7 km deep · 81 km away
  46. 2.64 km WSW of Cobb, California · 17017 days ago · 2 km deep · 0 km away
  47. 2.79 km W of Cobb, California · 17016 days ago · -1 km deep · 5 km away
  48. 1.78 km W of Cobb, California · 17016 days ago · 1 km deep · 5 km away
  49. 1.67 km W of Cobb, California · 17016 days ago · 1 km deep · 4 km away
  50. 2.114 km NNW of Moskowite Corner, California · 17015 days ago · 3 km deep · 51 km away
  51. 1.66 km W of Cobb, California · 17015 days ago · 0 km deep · 3 km away
  52. 2.1Northern California · 17014 days ago · 1 km deep · 2 km away
  53. 1.88 km E of Willits, California · 17014 days ago · 4 km deep · 79 km away
  54. 1.84 km WSW of Cobb, California · 17013 days ago · 2 km deep · 0 km away
  55. 2.04 km WSW of Cobb, California · 17013 days ago · 2 km deep · 0 km away
  56. 2.07 km WSW of Cobb, California · 17010 days ago · 2 km deep · 3 km away
  57. 1.85 km WSW of Cobb, California · 17009 days ago · 3 km deep · 1 km away
  58. 1.81 km SSE of Larkfield-Wikiup, California · 17008 days ago · 0 km deep · 33 km away
  59. 2.65 km WSW of Cobb, California · 17008 days ago · 4 km deep · 1 km away
  60. 1.55 km WSW of Cobb, California · 17008 days ago · 4 km deep · 1 km away

The first 60 of 110.

Before

  1. 2.418 km NNE of Upper Lake, California · 17039 days ago · 5 km deep · 57 km away
  2. 2.77 km W of Cobb, California · 17041 days ago · 1 km deep · 3 km away
  3. 3.015 km ESE of Hidden Valley Lake, California · 17041 days ago · 11 km deep · 32 km away
  4. 2.40 km NW of Larkfield-Wikiup, California · 17041 days ago · 0 km deep · 32 km away
  5. 2.86 km WSW of Cobb, California · 17042 days ago · -1 km deep · 2 km away
  6. 2.07 km WSW of Cobb, California · 17042 days ago · 2 km deep · 4 km away
  7. 1.511 km NNW of Potter Valley, California · 17043 days ago · 10 km deep · 76 km away
  8. 1.66 km W of Cobb, California · 17043 days ago · -1 km deep · 3 km away
  9. 1.72 km WNW of Lower Lake, California · 17045 days ago · 1 km deep · 18 km away
  10. 2.44 km WSW of Cobb, California · 17045 days ago · 1 km deep · 0 km away
  11. 1.88 km NNE of Cloverdale, California · 17045 days ago · 3 km deep · 19 km away
  12. 1.818 km ENE of Potter Valley, California · 17045 days ago · 5 km deep · 64 km away
  13. 1.93 km ESE of Calpella, California · 17045 days ago · 5 km deep · 58 km away
  14. 2.58 km WSW of Cobb, California · 17045 days ago · 0 km deep · 4 km away
  15. 1.87 km WSW of Cobb, California · 17046 days ago · 0 km deep · 3 km away
  16. 1.77 km ENE of Willits, California · 17047 days ago · 3 km deep · 84 km away
  17. 1.59 km WSW of Cobb, California · 17047 days ago · 1 km deep · 5 km away
  18. 2.26 km WSW of Cobb, California · 17048 days ago · 0 km deep · 2 km away
  19. 1.86 km WSW of Cobb, California · 17048 days ago · 0 km deep · 2 km away
  20. 1.94 km WSW of Cobb, California · 17048 days ago · 2 km deep · 0 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1050849. Read Wed, Sep 30, 2026, 11:04 PM UTC.