California earthquakes

M2.5 earthquake 7 km WSW of Cobb, California

A magnitude 2.5 earthquake struck 7 km WSW of Cobb, California on Wed, May 26, 1982, 7:41 PM PDT (02:41 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M4.0 8 km WSW 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
2.5 (md), micro
Local time
UTC
1982-05-27 02:41:45 UTC
Depth
4.5 km (2.8 mi), shallow
Epicenter
38.801° N, 122.809° 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
±0.08
Depth from
From location
Station coverage gap
35°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 124 in the 60 days after this one and 44 in the 30 days before it.

After

  1. 1.88 km W of Cobb, California · 16189 days ago · 0 km deep · 2 km away
  2. 2.09 km WSW of Cobb, California · 16188 days ago · 0 km deep · 1 km away
  3. 1.817 km NE of Upper Lake, California · 16187 days ago · 2 km deep · 52 km away
  4. 4.08 km WSW of Cobb, California · 16187 days ago · 1 km deep · 1 km away
  5. 2.58 km WSW of Cobb, California · 16187 days ago · 1 km deep · 1 km away
  6. 3.28 km W of Cobb, California · 16187 days ago · 0 km deep · 2 km away
  7. 1.68 km W of Cobb, California · 16187 days ago · 1 km deep · 2 km away
  8. 3.06 km WNW of Cobb, California · 16187 days ago · 0 km deep · 4 km away
  9. 1.67 km W of Cobb, California · 16187 days ago · 1 km deep · 4 km away
  10. 1.89 km WSW of Cobb, California · 16187 days ago · 0 km deep · 2 km away
  11. 2.63 km W of Calpella, California · 16187 days ago · 3 km deep · 61 km away
  12. 1.66 km WSW of Cobb, California · 16187 days ago · 1 km deep · 2 km away
  13. 1.59 km W of Cobb, California · 16187 days ago · 0 km deep · 2 km away
  14. 1.51 km W of Moskowite Corner, California · 16187 days ago · 12 km deep · 66 km away
  15. 1.99 km W of Cobb, California · 16187 days ago · 1 km deep · 3 km away
  16. 1.78 km W of Cobb, California · 16186 days ago · 2 km deep · 3 km away
  17. 2.63 km E of Windsor, California · 16183 days ago · 4 km deep · 28 km away
  18. 2.46 km W of Cobb, California · 16183 days ago · 4 km deep · 2 km away
  19. 2.83 km ENE of Talmage, California · 16182 days ago · 8 km deep · 48 km away
  20. 1.73 km E of Sonoma, California · 16182 days ago · 11 km deep · 66 km away
  21. 1.86 km W of Cobb, California · 16180 days ago · 4 km deep · 2 km away
  22. 1.74 km WSW of Cobb, California · 16179 days ago · 1 km deep · 3 km away
  23. 1.53 km E of Windsor, California · 16179 days ago · 4 km deep · 28 km away
  24. 1.822 km ENE of Potter Valley, California · 16177 days ago · 8 km deep · 64 km away
  25. 1.91 km ESE of Sonoma, California · 16176 days ago · 10 km deep · 66 km away
  26. 1.84 km WSW of Cobb, California · 16176 days ago · 4 km deep · 3 km away
  27. 1.93 km E of Calpella, CA · 16175 days ago · 4 km deep · 58 km away
  28. 1.55 km WSW of Rutherford, California · 16175 days ago · 9 km deep · 48 km away
  29. 1.85 km WSW of Cobb, California · 16173 days ago · 0 km deep · 3 km away
  30. 2.05 km WSW of Cobb, California · 16173 days ago · 0 km deep · 2 km away
  31. 1.67 km ENE of Brooktrails, California · 16173 days ago · 7 km deep · 86 km away
  32. 1.52 km E of Kelseyville, California · 16172 days ago · 13 km deep · 20 km away
  33. 1.63 km E of Windsor, California · 16171 days ago · 4 km deep · 29 km away
  34. 1.57 km NNW of Potter Valley, California · 16171 days ago · 0 km deep · 71 km away
  35. 1.93 km E of Windsor, California · 16171 days ago · 2 km deep · 28 km away
  36. 3.07 km N of Geyserville, California · 16171 days ago · 5 km deep · 10 km away
  37. 1.98 km NNW of Geyserville, California · 16171 days ago · 2 km deep · 10 km away
  38. 2.215 km NNE of Brooktrails, California · 16170 days ago · 11 km deep · 98 km away
  39. 2.04 km NE of Talmage, California · 16170 days ago · 7 km deep · 48 km away
  40. 1.92 km S of Angwin, California · 16170 days ago · 12 km deep · 42 km away
  41. 2.26 km SW of Cobb, California · 16169 days ago · 0 km deep · 3 km away
  42. 1.64 km NE of Talmage, California · 16169 days ago · 7 km deep · 49 km away
  43. 2.64 km WSW of Cobb, California · 16169 days ago · 1 km deep · 4 km away
  44. 2.110 km SE of Hopland, California · 16169 days ago · 7 km deep · 22 km away
  45. 1.76 km ENE of Eldridge, California · 16169 days ago · 6 km deep · 56 km away
  46. 2.822 km NE of Potter Valley, California · 16167 days ago · 12 km deep · 75 km away
  47. 1.622 km NE of Potter Valley, California · 16167 days ago · 13 km deep · 75 km away
  48. 2.322 km NE of Potter Valley, California · 16167 days ago · 11 km deep · 76 km away
  49. 1.922 km NE of Potter Valley, California · 16167 days ago · 11 km deep · 75 km away
  50. 1.922 km NE of Potter Valley, California · 16167 days ago · 11 km deep · 76 km away
  51. 2.122 km NE of Potter Valley, California · 16167 days ago · 11 km deep · 76 km away
  52. 1.95 km NE of Brooktrails, California · 16167 days ago · 4 km deep · 89 km away
  53. 2.522 km NE of Potter Valley, California · 16166 days ago · 11 km deep · 76 km away
  54. 1.517 km NE of Potter Valley, California · 16166 days ago · 3 km deep · 73 km away
  55. 1.63 km NNE of Cobb, California · 16165 days ago · 3 km deep · 11 km away
  56. 2.37 km S of Dunnigan, California · 16165 days ago · 13 km deep · 74 km away
  57. 1.716 km W of Williams, California · 16164 days ago · 2 km deep · 56 km away
  58. 1.78 km NNW of Geyserville, California · 16164 days ago · 3 km deep · 10 km away
  59. 2.54 km WSW of Cobb, California · 16163 days ago · 1 km deep · 3 km away
  60. 1.75 km WSW of Cobb, California · 16163 days ago · 0 km deep · 2 km away

The first 60 of 124.

Before

  1. 2.00 km NNE of Calpella, California · 16191 days ago · 7 km deep · 59 km away
  2. 2.87 km W of Cobb, California · 16192 days ago · 0 km deep · 1 km away
  3. 1.94 km SSE of Moskowite Corner, California · 16192 days ago · 1 km deep · 71 km away
  4. 1.67 km WSW of Cobb, California · 16192 days ago · -1 km deep · 1 km away
  5. 1.67 km N of Brooktrails, California · 16193 days ago · 7 km deep · 93 km away
  6. 1.815 km NNE of Brooktrails, California · 16193 days ago · 13 km deep · 97 km away
  7. 2.31 km N of American Canyon, California · 16193 days ago · 11 km deep · 83 km away
  8. 1.74 km SSW of Cobb, California · 16194 days ago · -1 km deep · 5 km away
  9. 1.55 km ENE of Larkfield-Wikiup, California · 16195 days ago · 5 km deep · 30 km away
  10. 1.77 km WSW of Cobb, California · 16196 days ago · 0 km deep · 1 km away
  11. 1.67 km WSW of Cobb, California · 16196 days ago · 0 km deep · 1 km away
  12. 2.06 km W of Cobb, California · 16196 days ago · 3 km deep · 2 km away
  13. 2.08 km ESE of Willits, California · 16197 days ago · 4 km deep · 76 km away
  14. 2.18 km N of Geyserville, California · 16197 days ago · 5 km deep · 10 km away
  15. 1.59 km WSW of Cobb, California · 16200 days ago · 2 km deep · 2 km away
  16. 1.86 km NE of Willits, California · 16201 days ago · 7 km deep · 84 km away
  17. 1.97 km E of Hidden Valley Lake, California · 16201 days ago · 8 km deep · 29 km away
  18. 2.87 km W of Cobb, California · 16203 days ago · 1 km deep · 2 km away
  19. 1.57 km W of Cobb, California · 16204 days ago · 0 km deep · 1 km away
  20. 1.823 km ENE of Potter Valley, California · 16204 days ago · 9 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1074765. Read Tue, Sep 22, 2026, 5:22 PM UTC.