California earthquakes

M2.8 earthquake 5 km SW of Cobb, California

A magnitude 2.8 earthquake struck 5 km SW of Cobb, California on Sat, Nov 14, 1981, 8:57 PM PST (04:57 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.9 7 km W of Cobb, 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
2.8 (md), micro
Local time
UTC
1981-11-15 04:57:24 UTC
Depth
0.2 km (0.1 mi), shallow
Epicenter
38.790° N, 122.772° 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 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
28°
Stations used
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 188 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.66 km WSW of Cobb, California · 16383 days ago · -1 km deep · 3 km away
  2. 2.15 km SW of Cobb, California · 16382 days ago · 0 km deep · 0 km away
  3. 1.67 km W of Cobb, California · 16382 days ago · 1 km deep · 5 km away
  4. 2.07 km W of Cobb, California · 16382 days ago · -1 km deep · 5 km away
  5. 2.06 km WSW of Cobb, California · 16381 days ago · 1 km deep · 3 km away
  6. 2.06 km WSW of Cobb, California · 16381 days ago · 1 km deep · 3 km away
  7. 1.96 km WSW of Cobb, California · 16381 days ago · 1 km deep · 3 km away
  8. 1.78 km SE of Willits, California · 16380 days ago · 3 km deep · 77 km away
  9. 1.68 km E of Willits, California · 16379 days ago · 8 km deep · 79 km away
  10. 1.75 km WSW of Cobb, California · 16379 days ago · 0 km deep · 2 km away
  11. 1.95 km WSW of Kenwood, California · 16377 days ago · 9 km deep · 47 km away
  12. 2.09 km NNE of Cloverdale, California · 16376 days ago · 1 km deep · 21 km away
  13. 1.57 km WSW of Cobb, California · 16376 days ago · 2 km deep · 4 km away
  14. 1.94 km W of Cobb, California · 16375 days ago · 1 km deep · 3 km away
  15. 2.16 km WSW of Cobb, California · 16375 days ago · 0 km deep · 2 km away
  16. 2.46 km WSW of Cobb, California · 16375 days ago · 1 km deep · 2 km away
  17. 1.62 km ESE of Calpella, California · 16375 days ago · 3 km deep · 59 km away
  18. 2.57 km WSW of Cobb, California · 16374 days ago · 1 km deep · 3 km away
  19. 1.619 km ENE of Potter Valley, California · 16374 days ago · 1 km deep · 67 km away
  20. 2.09 km WSW of Cobb, California · 16373 days ago · 3 km deep · 5 km away
  21. 1.511 km NNE of Potter Valley, California · 16373 days ago · 3 km deep · 76 km away
  22. 1.67 km W of Cobb, California · 16373 days ago · 1 km deep · 4 km away
  23. 1.67 km W of Cobb, California · 16373 days ago · 1 km deep · 5 km away
  24. 2.97 km W of Cobb, California · 16373 days ago · 1 km deep · 5 km away
  25. 1.67 km W of Cobb, California · 16373 days ago · 4 km deep · 4 km away
  26. 1.67 km W of Cobb, California · 16373 days ago · 1 km deep · 5 km away
  27. 2.320 km NE of Potter Valley, California · 16373 days ago · 7 km deep · 73 km away
  28. 1.81 km N of Willits, California · 16372 days ago · 7 km deep · 87 km away
  29. 1.56 km WSW of Cobb, California · 16372 days ago · 1 km deep · 3 km away
  30. 1.98 km N of Geyserville, California · 16371 days ago · 5 km deep · 13 km away
  31. 1.57 km W of Cobb, California · 16370 days ago · 0 km deep · 5 km away
  32. 2.26 km W of Cobb, California · 16370 days ago · 3 km deep · 4 km away
  33. 1.65 km SW of Cobb, California · 16370 days ago · -1 km deep · 1 km away
  34. 1.55 km WSW of Cobb, California · 16370 days ago · 0 km deep · 1 km away
  35. 1.67 km ESE of Cloverdale, California · 16369 days ago · 5 km deep · 14 km away
  36. 1.76 km W of Cobb, California · 16368 days ago · 3 km deep · 3 km away
  37. 2.58 km NNW of Redwood Valley, California · 16368 days ago · 6 km deep · 73 km away
  38. 1.78 km W of Cobb, California · 16368 days ago · 0 km deep · 5 km away
  39. 2.29 km WSW of Cobb, California · 16368 days ago · 1 km deep · 5 km away
  40. 1.65 km NW of Moskowite Corner, California · 16367 days ago · 11 km deep · 58 km away
  41. 1.93 km WNW of American Canyon, California · 16366 days ago · 6 km deep · 79 km away
  42. 1.57 km NE of Healdsburg, California · 16366 days ago · 4 km deep · 15 km away
  43. 2.08 km N of Geyserville, California · 16366 days ago · 5 km deep · 13 km away
  44. 2.98 km N of Geyserville, California · 16365 days ago · 5 km deep · 13 km away
  45. 1.88 km ESE of Cloverdale, California · 16365 days ago · 5 km deep · 13 km away
  46. 2.38 km ESE of Cloverdale, California · 16365 days ago · 5 km deep · 13 km away
  47. 1.78 km ESE of Cloverdale, California · 16364 days ago · 5 km deep · 13 km away
  48. 2.98 km N of Geyserville, California · 16364 days ago · 5 km deep · 13 km away
  49. 1.98 km N of Geyserville, California · 16364 days ago · 4 km deep · 13 km away
  50. 2.58 km N of Geyserville, California · 16364 days ago · 4 km deep · 13 km away
  51. 1.78 km N of Geyserville, California · 16363 days ago · 4 km deep · 13 km away
  52. 1.98 km N of Geyserville, California · 16363 days ago · 4 km deep · 13 km away
  53. 1.88 km N of Geyserville, California · 16363 days ago · 3 km deep · 13 km away
  54. 1.621 km W of Stonyford, California · 16363 days ago · 1 km deep · 67 km away
  55. 1.66 km WSW of Cobb, California · 16362 days ago · 4 km deep · 3 km away
  56. 2.213 km NW of Moskowite Corner, California · 16362 days ago · 9 km deep · 51 km away
  57. 1.917 km NNE of Upper Lake, California · 16362 days ago · 6 km deep · 58 km away
  58. 1.6Northern California · 16362 days ago · 1 km deep · 3 km away
  59. 1.86 km WSW of Cobb, California · 16362 days ago · -1 km deep · 2 km away
  60. 2.26 km W of Cobb, California · 16361 days ago · 0 km deep · 4 km away

The first 60 of 188.

Before

  1. 2.57 km WSW of Cobb, California · 16383 days ago · 1 km deep · 3 km away
  2. 1.99 km WSW of Cobb, California · 16383 days ago · 2 km deep · 5 km away
  3. 1.8Northern California · 16384 days ago · 0 km deep · 1 km away
  4. 1.73 km W of Forestville, California · 16385 days ago · 0 km deep · 38 km away
  5. 1.85 km SW of Cobb, California · 16387 days ago · 0 km deep · 0 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1069462. Read Wed, Sep 23, 2026, 3:32 AM UTC.