California earthquakes

M2.0 earthquake 8 km WSW of Cobb, California

A magnitude 2.0 earthquake struck 8 km WSW of Cobb, California on Tue, Mar 15, 1983, 5:51 AM PST (13:51 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.6 3 km E of Talmage, 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
2.0 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1983-03-15 13:51:40 UTC
Depth
3.0 km (1.9 mi), shallow
Epicenter
38.795° N, 122.810° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
45°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 143 in the 60 days after this one and 80 in the 30 days before it.

After

  1. 1.72 km SSE of Talmage, California · 15906 days ago · -1 km deep · 47 km away
  2. 1.713 km SE of Hidden Valley Lake, California · 15906 days ago · 4 km deep · 33 km away
  3. 1.818 km ENE of Potter Valley, California · 15906 days ago · 11 km deep · 68 km away
  4. 2.16 km W of Cobb, California · 15906 days ago · 3 km deep · 3 km away
  5. 1.68 km WSW of Cobb, California · 15905 days ago · 3 km deep · 1 km away
  6. 3.06 km WSW of Cobb, California · 15905 days ago · 3 km deep · 2 km away
  7. 1.66 km WSW of Cobb, California · 15905 days ago · 3 km deep · 2 km away
  8. 2.17 km WSW of Cobb, California · 15905 days ago · 1 km deep · 1 km away
  9. 2.23 km N of Redwood Valley, California · 15904 days ago · 6 km deep · 65 km away
  10. 2.57 km WSW of Cobb, California · 15904 days ago · 1 km deep · 1 km away
  11. 1.66 km WSW of Cobb, California · 15904 days ago · 3 km deep · 2 km away
  12. 1.911 km N of Brooktrails, California · 15904 days ago · 10 km deep · 97 km away
  13. 1.87 km WSW of Cobb, California · 15904 days ago · 1 km deep · 1 km away
  14. 1.77 km NNE of Nice, California · 15904 days ago · 19 km deep · 43 km away
  15. 2.319 km ENE of Potter Valley, California · 15903 days ago · 12 km deep · 67 km away
  16. 1.76 km W of Cobb, California · 15903 days ago · 0 km deep · 2 km away
  17. 1.82 km WSW of Glen Ellen, California · 15903 days ago · 12 km deep · 54 km away
  18. 2.424 km NE of Potter Valley, California · 15903 days ago · 10 km deep · 79 km away
  19. 1.55 km SSW of Kelseyville, California · 15903 days ago · -1 km deep · 15 km away
  20. 1.66 km W of Cobb, California · 15901 days ago · 1 km deep · 2 km away
  21. 2.816 km NE of Upper Lake, California · 15900 days ago · 5 km deep · 53 km away
  22. 2.024 km NE of Potter Valley, California · 15900 days ago · 11 km deep · 79 km away
  23. 2.69 km WSW of Cobb, California · 15900 days ago · 2 km deep · 1 km away
  24. 2.58 km WSW of Cobb, California · 15900 days ago · 1 km deep · 2 km away
  25. 2.16 km W of Cobb, California · 15899 days ago · 3 km deep · 3 km away
  26. 3.06 km WSW of Cobb, California · 15899 days ago · 3 km deep · 2 km away
  27. 2.0Northern California · 15898 days ago · 2 km deep · 1 km away
  28. 1.79 km E of Hidden Valley Lake, California · 15898 days ago · 1 km deep · 31 km away
  29. 1.75 km E of Calpella, California · 15897 days ago · 2 km deep · 57 km away
  30. 1.56 km W of Cobb, California · 15897 days ago · 1 km deep · 2 km away
  31. 1.66 km WSW of Cobb, California · 15896 days ago · 1 km deep · 2 km away
  32. 2.18 km WSW of Cobb, California · 15896 days ago · 7 km deep · 0 km away
  33. 1.67 km WSW of Cobb, California · 15895 days ago · 2 km deep · 1 km away
  34. 2.07 km W of Cobb, California · 15895 days ago · 3 km deep · 3 km away
  35. 1.57 km W of Cobb, California · 15895 days ago · 3 km deep · 3 km away
  36. 2.42 km SSE of Comptche, California · 15895 days ago · 10 km deep · 84 km away
  37. 1.67 km WSW of Cobb, California · 15894 days ago · 1 km deep · 1 km away
  38. 2.13 km N of Healdsburg, California · 15894 days ago · 1 km deep · 18 km away
  39. 2.68 km ESE of Yountville, California · 15894 days ago · 17 km deep · 66 km away
  40. 1.819 km SW of Cloverdale, California · 15894 days ago · -1 km deep · 35 km away
  41. 2.110 km N of Benicia, California · 15890 days ago · 12 km deep · 93 km away
  42. 1.97 km W of Cobb, California · 15889 days ago · 3 km deep · 2 km away
  43. 1.66 km W of Cobb, California · 15889 days ago · 1 km deep · 2 km away
  44. 1.57 km W of Cobb, California · 15888 days ago · -1 km deep · 2 km away
  45. 1.92 km ESE of Geyserville, California · 15888 days ago · 6 km deep · 12 km away
  46. 2.97 km NW of Redwood Valley, California · 15887 days ago · 0 km deep · 69 km away
  47. 2.47 km W of Cobb, California · 15887 days ago · 3 km deep · 2 km away
  48. 1.87 km WSW of Cobb, California · 15887 days ago · 2 km deep · 1 km away
  49. 1.96 km W of Cobb, California · 15887 days ago · 1 km deep · 2 km away
  50. 1.59 km WSW of Cobb, California · 15887 days ago · 3 km deep · 2 km away
  51. 1.64 km W of Cobb, California · 15886 days ago · 0 km deep · 4 km away
  52. 1.77 km W of Cobb, California · 15885 days ago · 3 km deep · 2 km away
  53. 1.57 km W of Cobb, California · 15885 days ago · 3 km deep · 2 km away
  54. 1.86 km W of Cobb, California · 15885 days ago · 3 km deep · 3 km away
  55. 2.31 km ESE of Geyserville, California · 15885 days ago · 5 km deep · 12 km away
  56. 2.26 km NE of Black Point-Green Point, California · 15885 days ago · 2 km deep · 77 km away
  57. 1.77 km W of Cobb, California · 15885 days ago · 1 km deep · 4 km away
  58. 2.05 km SW of Cobb, California · 15885 days ago · 0 km deep · 3 km away
  59. 3.63 km E of Talmage, California · 15885 days ago · 7 km deep · 47 km away
  60. 1.92 km ENE of Talmage, California · 15885 days ago · 4 km deep · 48 km away

The first 60 of 143.

Before

  1. 1.93 km E of Geyserville, California · 15908 days ago · 5 km deep · 11 km away
  2. 2.87 km WSW of Cobb, California · 15908 days ago · 0 km deep · 1 km away
  3. 1.714 km NNE of Moskowite Corner, California · 15909 days ago · 17 km deep · 63 km away
  4. 2.024 km SSE of Covelo, California · 15910 days ago · 6 km deep · 93 km away
  5. 1.67 km SE of Willits, California · 15910 days ago · 2 km deep · 75 km away
  6. 2.07 km W of Cobb, California · 15910 days ago · 3 km deep · 2 km away
  7. 2.56 km WSW of Cobb, California · 15910 days ago · 3 km deep · 2 km away
  8. 1.79 km NE of Hidden Valley Lake, California · 15910 days ago · 4 km deep · 29 km away
  9. 1.87 km WSW of Cobb, California · 15910 days ago · 1 km deep · 1 km away
  10. 3.06 km W of Cobb, California · 15910 days ago · 3 km deep · 3 km away
  11. 1.77 km NE of Clearlake, California · 15911 days ago · -1 km deep · 32 km away
  12. 1.66 km W of Cobb, California · 15911 days ago · 4 km deep · 3 km away
  13. 1.86 km W of Cobb, California · 15911 days ago · 1 km deep · 2 km away
  14. 1.96 km W of Cobb, California · 15911 days ago · 3 km deep · 3 km away
  15. 2.47 km E of Clearlake Oaks, California · 15912 days ago · -1 km deep · 32 km away
  16. 1.97 km NNE of Clearlake, California · 15912 days ago · -1 km deep · 31 km away
  17. 1.67 km W of Cobb, California · 15912 days ago · 3 km deep · 2 km away
  18. 3.07 km WSW of Cobb, California · 15913 days ago · 4 km deep · 1 km away
  19. 2.37 km WSW of Cobb, California · 15913 days ago · 6 km deep · 0 km away
  20. 2.57 km W of Cobb, California · 15914 days ago · 3 km deep · 2 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1089176. Read Fri, Oct 2, 2026, 10:51 PM UTC.