California earthquakes

M1.6 earthquake 7 km ESE of Santa Rosa, California

A magnitude 1.6 earthquake struck 7 km ESE of Santa Rosa, California on Sun, Nov 21, 1982, 11:55 PM PST (07:55 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M1.6 5 km W of Cobb, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1982-11-22 07:55:01 UTC
Depth
7.5 km (4.7 mi), shallow
Epicenter
38.421° N, 122.638° 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 0.4 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
135°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 140 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 1.55 km WSW of Cobb, California · 16010 days ago · 0 km deep · 45 km away
  2. 1.65 km W of Cobb, California · 16009 days ago · 1 km deep · 46 km away
  3. 1.66 km WSW of Cobb, California · 16009 days ago · 0 km deep · 45 km away
  4. 1.97 km WSW of Cobb, California · 16009 days ago · -1 km deep · 45 km away
  5. 1.66 km W of Cobb, California · 16008 days ago · 3 km deep · 46 km away
  6. 1.66 km SW of Hopland, California · 16008 days ago · 4 km deep · 74 km away
  7. 2.25 km ESE of Santa Rosa, California · 16008 days ago · 7 km deep · 2 km away
  8. 1.77 km W of Cobb, California · 16007 days ago · 0 km deep · 47 km away
  9. 1.78 km WSW of Cobb, California · 16007 days ago · 1 km deep · 43 km away
  10. 3.33 km N of Green Valley, California · 16007 days ago · 10 km deep · 45 km away
  11. 2.42 km N of Green Valley, California · 16007 days ago · 8 km deep · 44 km away
  12. 1.92 km WSW of Green Valley, California · 16006 days ago · 12 km deep · 44 km away
  13. 2.07 km WSW of Cobb, California · 16005 days ago · 3 km deep · 45 km away
  14. 1.77 km W of Cobb, California · 16004 days ago · 2 km deep · 46 km away
  15. 1.61 km NNW of Diablo, California · 16003 days ago · 8 km deep · 86 km away
  16. 1.87 km WSW of Cobb, California · 16003 days ago · 2 km deep · 45 km away
  17. 2.96 km W of Cobb, California · 16002 days ago · 3 km deep · 47 km away
  18. 1.89 km WSW of Cobb, California · 16002 days ago · 2 km deep · 45 km away
  19. 1.712 km NNE of Angwin, California · 16002 days ago · 5 km deep · 35 km away
  20. 1.74 km S of Cobb, California · 16002 days ago · 2 km deep · 41 km away
  21. 2.5Northern California · 16000 days ago · 6 km deep · 33 km away
  22. 2.17 km SSW of Maxwell, California · 16000 days ago · 9 km deep · 95 km away
  23. 3.0Northern California · 16000 days ago · 14 km deep · 91 km away
  24. 2.011 km W of Williams, California · 16000 days ago · 3 km deep · 85 km away
  25. 1.714 km WSW of Williams, California · 16000 days ago · 9 km deep · 83 km away
  26. 3.1Northern California · 16000 days ago · 14 km deep · 93 km away
  27. 2.37 km WNW of Williams, California · 16000 days ago · 15 km deep · 93 km away
  28. 1.78 km WNW of Williams, California · 16000 days ago · 12 km deep · 91 km away
  29. 2.78 km NW of Williams, California · 16000 days ago · 15 km deep · 94 km away
  30. 2.95 km WNW of Williams, California · 16000 days ago · 11 km deep · 92 km away
  31. 2.66 km WSW of Cobb, California · 16000 days ago · 1 km deep · 44 km away
  32. 2.99 km WNW of Williams, California · 16000 days ago · 16 km deep · 93 km away
  33. 3.05 km W of Williams, California · 16000 days ago · 12 km deep · 90 km away
  34. 2.64 km WNW of Williams, California · 16000 days ago · 16 km deep · 92 km away
  35. 2.37 km W of Cobb, California · 15999 days ago · 2 km deep · 46 km away
  36. 2.16 km WNW of Williams, California · 15999 days ago · 21 km deep · 92 km away
  37. 2.07 km W of Cobb, California · 15998 days ago · 3 km deep · 47 km away
  38. 3.56 km WNW of Williams, California · 15998 days ago · 15 km deep · 93 km away
  39. 2.39 km WSW of Cobb, California · 15998 days ago · 2 km deep · 46 km away
  40. 2.87 km W of Brentwood, California · 15997 days ago · 14 km deep · 92 km away
  41. 1.65 km N of Pittsburg, California · 15997 days ago · 19 km deep · 77 km away
  42. 2.18 km WNW of Williams, California · 15997 days ago · 21 km deep · 91 km away
  43. 3.37 km NW of Williams, California · 15997 days ago · 16 km deep · 93 km away
  44. 3.08 km NW of Williams, California · 15997 days ago · 14 km deep · 93 km away
  45. 1.610 km WSW of Brentwood, California · 15997 days ago · 8 km deep · 92 km away
  46. 1.86 km W of Cobb, California · 15995 days ago · 3 km deep · 47 km away
  47. 2.31 km SSW of Fairview, California · 15995 days ago · 8 km deep · 98 km away
  48. 1.95 km SW of Cobb, California · 15995 days ago · 0 km deep · 42 km away
  49. 1.85 km SW of Cobb, California · 15994 days ago · -1 km deep · 43 km away
  50. 1.67 km SSW of Cobb, California · 15994 days ago · -1 km deep · 40 km away
  51. 2.06 km W of Cobb, California · 15994 days ago · 0 km deep · 45 km away
  52. 1.76 km SSE of Clear Lake Riviera, California · 15994 days ago · 5 km deep · 54 km away
  53. 2.86 km WSW of Lower Lake, California · 15994 days ago · 3 km deep · 53 km away
  54. 1.66 km WSW of Cobb, California · 15993 days ago · 3 km deep · 45 km away
  55. 2.26 km W of Cobb, California · 15993 days ago · 1 km deep · 47 km away
  56. 1.818 km NNE of Lucerne, California · 15991 days ago · 12 km deep · 90 km away
  57. 2.25 km NNW of Pittsburg, California · 15991 days ago · 17 km deep · 75 km away
  58. 1.55 km NNE of Cobb, California · 15991 days ago · 4 km deep · 49 km away
  59. 1.6Northern California · 15991 days ago · 0 km deep · 45 km away
  60. 1.69 km WSW of Cobb, California · 15990 days ago · 2 km deep · 46 km away

The first 60 of 140.

Before

  1. 1.76 km SW of Cobb, California · 16011 days ago · 0 km deep · 42 km away
  2. 1.53 km NNE of Clearlake, California · 16011 days ago · 1 km deep · 63 km away
  3. 1.66 km W of Cobb, California · 16011 days ago · 0 km deep · 48 km away
  4. 1.72 km ESE of Pittsburg, California · 16011 days ago · 16 km deep · 81 km away
  5. 1.96 km WSW of Cobb, California · 16012 days ago · -1 km deep · 43 km away
  6. 2.46 km WSW of Cobb, California · 16012 days ago · -1 km deep · 45 km away
  7. 1.76 km WSW of Cobb, California · 16013 days ago · 0 km deep · 45 km away
  8. 1.57 km SSW of Calistoga, California · 16014 days ago · 5 km deep · 11 km away
  9. 2.04 km ESE of Clearlake Oaks, California · 16015 days ago · 1 km deep · 65 km away
  10. 1.67 km WSW of Cobb, California · 16016 days ago · 1 km deep · 45 km away
  11. 2.016 km NE of Upper Lake, California · 16016 days ago · 1 km deep · 96 km away
  12. 1.66 km W of Cobb, California · 16016 days ago · 0 km deep · 46 km away
  13. 1.78 km WSW of Cobb, California · 16016 days ago · -1 km deep · 45 km away
  14. 1.56 km WSW of Cobb, California · 16017 days ago · 0 km deep · 44 km away
  15. 1.711 km SW of Brentwood, California · 16018 days ago · 15 km deep · 99 km away
  16. 2.24 km WSW of Cobb, California · 16018 days ago · 0 km deep · 44 km away
  17. 2.06 km W of Cobb, California · 16019 days ago · 2 km deep · 47 km away
  18. 1.86 km W of Cobb, California · 16019 days ago · 2 km deep · 46 km away
  19. 1.816 km NE of Upper Lake, California · 16019 days ago · 0 km deep · 96 km away
  20. 1.57 km W of Cobb, California · 16019 days ago · 0 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1082166. Read Tue, Sep 22, 2026, 10:32 PM UTC.