California earthquakes

M2.2 earthquake 6 km W of Cobb, California

A magnitude 2.2 earthquake struck 6 km W of Cobb, California on Tue, Aug 10, 1982, 7:21 PM PDT (02:21 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M4.0 2 km NNE of Elk Creek, 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
2.2 (md), micro
Local time
UTC
1982-08-11 02:21:33 UTC
Depth
3.5 km (2.2 mi), shallow
Epicenter
38.815° N, 122.795° 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
±0.29
Depth from
From location
Station coverage gap
66°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 97 in the 60 days after this one and 79 in the 30 days before it.

After

  1. 1.720 km W of Elk Creek, California · 16118 days ago · 4 km deep · 89 km away
  2. 2.44 km SW of Green Valley, California · 16117 days ago · 12 km deep · 84 km away
  3. 1.83 km SE of Clear Lake Riviera, California · 16116 days ago · -1 km deep · 16 km away
  4. 1.86 km WSW of Cobb, California · 16115 days ago · 0 km deep · 2 km away
  5. 2.33 km SSE of Point Arena, California · 16114 days ago · 4 km deep · 77 km away
  6. 1.82 km NNE of Princeton, California · 16113 days ago · 12 km deep · 96 km away
  7. 1.624 km NE of Potter Valley, California · 16113 days ago · 10 km deep · 77 km away
  8. 1.77 km WSW of Cobb, California · 16113 days ago · 1 km deep · 1 km away
  9. 2.717 km WNW of Elk Creek, California · 16113 days ago · -1 km deep · 94 km away
  10. 2.76 km WSW of Cobb, California · 16111 days ago · 3 km deep · 1 km away
  11. 2.10 km W of Lakeport, California · 16109 days ago · 19 km deep · 28 km away
  12. 2.92 km SW of Lakeport, California · 16109 days ago · 17 km deep · 26 km away
  13. 2.18 km ESE of Willits, California · 16109 days ago · 2 km deep · 75 km away
  14. 2.49 km WSW of Cobb, California · 16109 days ago · 2 km deep · 3 km away
  15. 1.821 km NE of Potter Valley, California · 16108 days ago · 7 km deep · 73 km away
  16. 1.66 km W of Cobb, California · 16107 days ago · 3 km deep · 1 km away
  17. 2.35 km WSW of Cobb, California · 16106 days ago · 1 km deep · 2 km away
  18. 2.11 km ENE of Clear Lake Riviera, California · 16106 days ago · 2 km deep · 18 km away
  19. 2.824 km SE of Covelo, California · 16105 days ago · 8 km deep · 92 km away
  20. 1.86 km W of Cobb, California · 16105 days ago · 3 km deep · 1 km away
  21. 1.88 km NE of Hopland, California · 16105 days ago · 5 km deep · 33 km away
  22. 1.57 km ENE of Willits, California · 16104 days ago · 8 km deep · 79 km away
  23. 1.618 km NE of Clearlake, California · 16104 days ago · 21 km deep · 39 km away
  24. 2.28 km NE of Hopland, California · 16102 days ago · 5 km deep · 33 km away
  25. 1.625 km NE of Potter Valley, California · 16101 days ago · 11 km deep · 78 km away
  26. 1.616 km ESE of Cleone, California · 16101 days ago · 4 km deep · 99 km away
  27. 1.55 km NNE of Kenwood, California · 16101 days ago · 5 km deep · 47 km away
  28. 1.65 km WSW of Green Valley, California · 16100 days ago · 5 km deep · 81 km away
  29. 1.98 km E of Willits, California · 16099 days ago · 7 km deep · 76 km away
  30. 2.018 km WSW of Lodoga, California · 16097 days ago · 10 km deep · 47 km away
  31. 1.74 km SSE of Kelseyville, California · 16097 days ago · -1 km deep · 14 km away
  32. 1.94 km WSW of Cobb, California · 16097 days ago · 0 km deep · 3 km away
  33. 1.63 km ESE of Lakeport, California · 16097 days ago · 8 km deep · 24 km away
  34. 4.02 km NNE of Elk Creek, California · 16096 days ago · 13 km deep · 93 km away
  35. 1.719 km NNE of Upper Lake, California · 16095 days ago · 13 km deep · 55 km away
  36. 1.717 km E of Lower Lake, California · 16094 days ago · 2 km deep · 36 km away
  37. 1.52 km W of Redwood Valley, California · 16093 days ago · 6 km deep · 63 km away
  38. 1.519 km NNE of Upper Lake, California · 16093 days ago · 12 km deep · 55 km away
  39. 1.822 km WNW of Elk Creek, California · 16092 days ago · 6 km deep · 93 km away
  40. 2.022 km W of Elk Creek, California · 16092 days ago · 10 km deep · 89 km away
  41. 1.64 km SW of Saint Helena, California · 16091 days ago · 5 km deep · 45 km away
  42. 1.96 km WNW of Cobb, California · 16091 days ago · 1 km deep · 3 km away
  43. 1.811 km NW of Moskowite Corner, California · 16091 days ago · -1 km deep · 55 km away
  44. 3.018 km NE of Upper Lake, California · 16090 days ago · 15 km deep · 54 km away
  45. 2.318 km NNE of Upper Lake, California · 16090 days ago · 8 km deep · 55 km away
  46. 2.36 km W of Cobb, California · 16090 days ago · 3 km deep · 1 km away
  47. 1.66 km W of Cobb, California · 16090 days ago · 3 km deep · 0 km away
  48. 1.912 km N of Brooktrails, California · 16088 days ago · 7 km deep · 95 km away
  49. 1.69 km SW of Clear Lake Riviera, California · 16088 days ago · -1 km deep · 8 km away
  50. 2.210 km SW of Arbuckle, California · 16087 days ago · 7 km deep · 59 km away
  51. 1.910 km SW of Arbuckle, California · 16087 days ago · 4 km deep · 59 km away
  52. 1.912 km WSW of Hopland, California · 16086 days ago · 6 km deep · 41 km away
  53. 1.66 km W of Cobb, California · 16086 days ago · 2 km deep · 0 km away
  54. 1.913 km WSW of Arbuckle, California · 16085 days ago · 5 km deep · 54 km away
  55. 3.025 km SE of Covelo, California · 16083 days ago · 7 km deep · 92 km away
  56. 3.025 km SE of Covelo, California · 16083 days ago · 8 km deep · 92 km away
  57. 2.77 km W of Cobb, California · 16083 days ago · 1 km deep · 1 km away
  58. 1.925 km SE of Covelo, California · 16083 days ago · 6 km deep · 92 km away
  59. 1.82 km SE of Larkfield-Wikiup, California · 16082 days ago · 5 km deep · 36 km away
  60. 2.36 km SSE of Cobb, California · 16081 days ago · 1 km deep · 10 km away

The first 60 of 97.

Before

  1. 1.92 km NW of Glen Ellen, California · 16121 days ago · 9 km deep · 53 km away
  2. 1.82 km NNW of Glen Ellen, California · 16121 days ago · 10 km deep · 53 km away
  3. 2.02 km NW of Glen Ellen, California · 16121 days ago · 8 km deep · 53 km away
  4. 2.022 km NE of Potter Valley, California · 16121 days ago · 1 km deep · 74 km away
  5. 2.76 km W of Cobb, California · 16122 days ago · 4 km deep · 0 km away
  6. 1.9Northern California · 16123 days ago · 3 km deep · 87 km away
  7. 1.65 km SW of Cobb, California · 16123 days ago · 0 km deep · 4 km away
  8. 2.35 km SW of Cobb, California · 16124 days ago · 1 km deep · 3 km away
  9. 1.75 km SW of Cobb, California · 16124 days ago · -1 km deep · 3 km away
  10. 1.85 km SW of Cobb, California · 16124 days ago · 0 km deep · 4 km away
  11. 2.45 km SW of Cobb, California · 16124 days ago · -1 km deep · 4 km away
  12. 1.66 km SW of Cobb, California · 16124 days ago · 2 km deep · 3 km away
  13. 2.86 km W of Cobb, California · 16124 days ago · 3 km deep · 1 km away
  14. 1.68 km WSW of Cobb, California · 16124 days ago · 3 km deep · 2 km away
  15. 1.83 km SSE of Clear Lake Riviera, California · 16125 days ago · 1 km deep · 15 km away
  16. 1.85 km SE of Clear Lake Riviera, California · 16125 days ago · 4 km deep · 15 km away
  17. 1.64 km SE of Clear Lake Riviera, California · 16125 days ago · 2 km deep · 16 km away
  18. 1.94 km SE of Clear Lake Riviera, California · 16125 days ago · 2 km deep · 15 km away
  19. 2.14 km SE of Clear Lake Riviera, California · 16125 days ago · 2 km deep · 15 km away
  20. 2.44 km SE of Clear Lake Riviera, California · 16125 days ago · 1 km deep · 15 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1077295. Read Mon, Sep 28, 2026, 9:26 AM UTC.