California earthquakes

M2.0 earthquake 6 km WSW of Cobb, California

A magnitude 2.0 earthquake struck 6 km WSW of Cobb, California on Mon, Nov 16, 1981, 4:42 PM PST (00:42 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.5 16 km E of Lower Lake, 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), micro
Local time
UTC
1981-11-17 00:42:30 UTC
Depth
0.9 km (0.6 mi), shallow
Epicenter
38.809° N, 122.797° 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, 0.3 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
75°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 193 in the 60 days after this one and 40 in the 30 days before it.

After

  1. 1.96 km WSW of Cobb, California · 16386 days ago · 1 km deep · 0 km away
  2. 1.78 km SE of Willits, California · 16385 days ago · 3 km deep · 74 km away
  3. 1.68 km E of Willits, California · 16384 days ago · 8 km deep · 77 km away
  4. 1.75 km WSW of Cobb, California · 16384 days ago · 0 km deep · 1 km away
  5. 1.95 km WSW of Kenwood, California · 16382 days ago · 9 km deep · 50 km away
  6. 2.09 km NNE of Cloverdale, California · 16381 days ago · 1 km deep · 18 km away
  7. 1.57 km WSW of Cobb, California · 16381 days ago · 2 km deep · 1 km away
  8. 1.94 km W of Cobb, California · 16380 days ago · 1 km deep · 2 km away
  9. 2.16 km WSW of Cobb, California · 16380 days ago · 0 km deep · 2 km away
  10. 2.46 km WSW of Cobb, California · 16380 days ago · 1 km deep · 2 km away
  11. 1.62 km ESE of Calpella, California · 16379 days ago · 3 km deep · 56 km away
  12. 2.57 km WSW of Cobb, California · 16379 days ago · 1 km deep · 1 km away
  13. 1.619 km ENE of Potter Valley, California · 16379 days ago · 1 km deep · 64 km away
  14. 2.09 km WSW of Cobb, California · 16378 days ago · 3 km deep · 3 km away
  15. 1.511 km NNE of Potter Valley, California · 16378 days ago · 3 km deep · 73 km away
  16. 1.67 km W of Cobb, California · 16378 days ago · 1 km deep · 1 km away
  17. 1.67 km W of Cobb, California · 16378 days ago · 1 km deep · 2 km away
  18. 2.97 km W of Cobb, California · 16378 days ago · 1 km deep · 2 km away
  19. 1.67 km W of Cobb, California · 16378 days ago · 4 km deep · 1 km away
  20. 1.67 km W of Cobb, California · 16378 days ago · 1 km deep · 2 km away
  21. 2.320 km NE of Potter Valley, California · 16378 days ago · 7 km deep · 70 km away
  22. 1.81 km N of Willits, California · 16377 days ago · 7 km deep · 84 km away
  23. 1.56 km WSW of Cobb, California · 16377 days ago · 1 km deep · 0 km away
  24. 1.98 km N of Geyserville, California · 16375 days ago · 5 km deep · 11 km away
  25. 1.57 km W of Cobb, California · 16374 days ago · 0 km deep · 2 km away
  26. 2.26 km W of Cobb, California · 16374 days ago · 3 km deep · 1 km away
  27. 1.65 km SW of Cobb, California · 16374 days ago · -1 km deep · 2 km away
  28. 1.55 km WSW of Cobb, California · 16374 days ago · 0 km deep · 2 km away
  29. 1.67 km ESE of Cloverdale, California · 16374 days ago · 5 km deep · 13 km away
  30. 1.76 km W of Cobb, California · 16373 days ago · 3 km deep · 1 km away
  31. 2.58 km NNW of Redwood Valley, California · 16372 days ago · 6 km deep · 70 km away
  32. 1.78 km W of Cobb, California · 16372 days ago · 0 km deep · 2 km away
  33. 2.29 km WSW of Cobb, California · 16372 days ago · 1 km deep · 3 km away
  34. 1.65 km NW of Moskowite Corner, California · 16372 days ago · 11 km deep · 61 km away
  35. 1.93 km WNW of American Canyon, California · 16371 days ago · 6 km deep · 82 km away
  36. 1.57 km NE of Healdsburg, California · 16371 days ago · 4 km deep · 17 km away
  37. 2.08 km N of Geyserville, California · 16370 days ago · 5 km deep · 11 km away
  38. 2.98 km N of Geyserville, California · 16370 days ago · 5 km deep · 11 km away
  39. 1.88 km ESE of Cloverdale, California · 16370 days ago · 5 km deep · 11 km away
  40. 2.38 km ESE of Cloverdale, California · 16370 days ago · 5 km deep · 11 km away
  41. 1.78 km ESE of Cloverdale, California · 16369 days ago · 5 km deep · 11 km away
  42. 2.98 km N of Geyserville, California · 16368 days ago · 5 km deep · 11 km away
  43. 1.98 km N of Geyserville, California · 16368 days ago · 4 km deep · 11 km away
  44. 2.58 km N of Geyserville, California · 16368 days ago · 4 km deep · 11 km away
  45. 1.78 km N of Geyserville, California · 16368 days ago · 4 km deep · 11 km away
  46. 1.98 km N of Geyserville, California · 16368 days ago · 4 km deep · 11 km away
  47. 1.88 km N of Geyserville, California · 16368 days ago · 3 km deep · 11 km away
  48. 1.621 km W of Stonyford, California · 16368 days ago · 1 km deep · 64 km away
  49. 1.66 km WSW of Cobb, California · 16367 days ago · 4 km deep · 1 km away
  50. 2.213 km NW of Moskowite Corner, California · 16367 days ago · 9 km deep · 54 km away
  51. 1.917 km NNE of Upper Lake, California · 16367 days ago · 6 km deep · 55 km away
  52. 1.6Northern California · 16367 days ago · 1 km deep · 0 km away
  53. 1.86 km WSW of Cobb, California · 16366 days ago · -1 km deep · 1 km away
  54. 2.26 km W of Cobb, California · 16366 days ago · 0 km deep · 0 km away
  55. 2.07 km S of Calistoga, California · 16366 days ago · 7 km deep · 38 km away
  56. 1.67 km W of Cobb, California · 16366 days ago · 1 km deep · 1 km away
  57. 1.83 km NE of Graton, California · 16366 days ago · 4 km deep · 39 km away
  58. 1.6Northern California · 16366 days ago · 1 km deep · 3 km away
  59. 2.33 km NNW of Larkfield-Wikiup, California · 16365 days ago · 5 km deep · 30 km away
  60. 3.27 km ENE of Brooktrails, California · 16365 days ago · 10 km deep · 85 km away

The first 60 of 193.

Before

  1. 2.06 km WSW of Cobb, California · 16386 days ago · 1 km deep · 0 km away
  2. 2.07 km W of Cobb, California · 16386 days ago · -1 km deep · 2 km away
  3. 1.67 km W of Cobb, California · 16386 days ago · 1 km deep · 2 km away
  4. 2.15 km SW of Cobb, California · 16386 days ago · 0 km deep · 3 km away
  5. 1.66 km WSW of Cobb, California · 16388 days ago · -1 km deep · 0 km away
  6. 2.85 km SW of Cobb, California · 16388 days ago · 0 km deep · 3 km away
  7. 2.57 km WSW of Cobb, California · 16388 days ago · 1 km deep · 2 km away
  8. 1.99 km WSW of Cobb, California · 16388 days ago · 2 km deep · 2 km away
  9. 1.8Northern California · 16388 days ago · 0 km deep · 4 km away
  10. 1.73 km W of Forestville, California · 16390 days ago · 0 km deep · 39 km away
  11. 1.85 km SW of Cobb, California · 16392 days ago · 0 km deep · 3 km away
  12. 1.77 km E of Geyserville, California · 16393 days ago · 6 km deep · 13 km away
  13. 2.26 km W of Cobb, California · 16394 days ago · 3 km deep · 1 km away
  14. 2.523 km W of Elk Creek, California · 16396 days ago · 6 km deep · 92 km away
  15. 1.99 km ESE of Willits, California · 16396 days ago · 7 km deep · 76 km away
  16. 1.64 km SSE of Clear Lake Riviera, California · 16400 days ago · 3 km deep · 15 km away
  17. 1.73 km S of Green Valley, California · 16400 days ago · 9 km deep · 85 km away
  18. 1.98 km WSW of Cobb, California · 16402 days ago · 1 km deep · 2 km away
  19. 3.39 km WSW of Cobb, California · 16402 days ago · 1 km deep · 3 km away
  20. 3.19 km WSW of Cobb, California · 16403 days ago · 1 km deep · 3 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1069505. Read Sun, Sep 27, 2026, 10:21 PM UTC.