California earthquakes

M2.0 earthquake 1 km WSW of Angwin, California

A magnitude 2.0 earthquake struck 1 km WSW of Angwin, California on Sun, Oct 5, 1986, 10:26 PM PDT (05:26 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M2.1 6 km W of Cobb, California. This one was a foreshock.

Angwin 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
1986-10-06 05:26:38 UTC
Depth
4.4 km (2.7 mi), shallow
Epicenter
38.568° N, 122.469° 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 0.5 km horizontally, 4.7 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
171°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 161 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 2.16 km W of Cobb, California · 14597 days ago · 2 km deep · 40 km away
  2. 2.86 km W of Cobb, California · 14597 days ago · 2 km deep · 40 km away
  3. 2.06 km W of Cobb, California · 14597 days ago · 2 km deep · 40 km away
  4. 1.77 km WSW of Cobb, California · 14596 days ago · 3 km deep · 38 km away
  5. 2.110 km N of Cloverdale, California · 14596 days ago · 4 km deep · 60 km away
  6. 2.211 km SE of Knights Landing, California · 14596 days ago · 11 km deep · 74 km away
  7. 1.6Northern California · 14595 days ago · 0 km deep · 36 km away
  8. 1.86 km W of Cobb, California · 14595 days ago · 3 km deep · 40 km away
  9. 1.67 km W of Cobb, California · 14595 days ago · 3 km deep · 40 km away
  10. 2.05 km SW of Cobb, California · 14595 days ago · 1 km deep · 36 km away
  11. 1.64 km W of Angwin, California · 14592 days ago · 4 km deep · 3 km away
  12. 1.99 km SSW of Lodoga, California · 14592 days ago · 20 km deep · 73 km away
  13. 4.21 km SSW of Diablo, California · 14592 days ago · 9 km deep · 94 km away
  14. 1.92 km SSW of Diablo, California · 14592 days ago · 7 km deep · 94 km away
  15. 1.62 km ESE of Danville, California · 14592 days ago · 7 km deep · 94 km away
  16. 2.02 km ESE of Danville, California · 14592 days ago · 7 km deep · 94 km away
  17. 3.21 km SSW of Diablo, California · 14592 days ago · 9 km deep · 94 km away
  18. 1.62 km SSW of Diablo, California · 14592 days ago · 8 km deep · 94 km away
  19. 1.72 km ESE of Danville, California · 14592 days ago · 8 km deep · 94 km away
  20. 1.72 km ESE of Danville, California · 14592 days ago · 5 km deep · 94 km away
  21. 1.65 km SW of Cobb, California · 14591 days ago · 3 km deep · 36 km away
  22. 4.04 km SW of Sea Ranch, California · 14591 days ago · 6 km deep · 90 km away
  23. 2.01 km W of Sea Ranch, California · 14591 days ago · 4 km deep · 89 km away
  24. 1.57 km SSW of Clear Lake Riviera, California · 14591 days ago · 4 km deep · 43 km away
  25. 1.77 km WSW of Cobb, California · 14590 days ago · 4 km deep · 39 km away
  26. 1.57 km W of Cobb, California · 14590 days ago · 2 km deep · 40 km away
  27. 1.77 km W of Cobb, California · 14589 days ago · 3 km deep · 40 km away
  28. 1.62 km ESE of Danville, California · 14589 days ago · 7 km deep · 94 km away
  29. 2.05 km WSW of Cobb, California · 14587 days ago · -1 km deep · 37 km away
  30. 2.53 km NNE of San Leandro, California · 14587 days ago · 7 km deep · 95 km away
  31. 2.43 km NNE of San Leandro, California · 14586 days ago · 7 km deep · 95 km away
  32. 1.611 km ENE of Blackhawk, California · 14586 days ago · 9 km deep · 99 km away
  33. 1.510 km ENE of Blackhawk, California · 14586 days ago · 10 km deep · 99 km away
  34. 1.63 km W of Geyserville, California · 14584 days ago · 2 km deep · 44 km away
  35. 1.810 km ENE of Hidden Valley Lake, California · 14584 days ago · 5 km deep · 32 km away
  36. 1.98 km NNE of Geyserville, California · 14584 days ago · 13 km deep · 41 km away
  37. 2.67 km W of Cobb, California · 14584 days ago · 4 km deep · 41 km away
  38. 1.818 km NNE of Upper Lake, California · 14584 days ago · 0 km deep · 88 km away
  39. 2.218 km NNE of Upper Lake, California · 14584 days ago · 7 km deep · 86 km away
  40. 1.61 km WSW of Kelseyville, California · 14584 days ago · 3 km deep · 56 km away
  41. 1.611 km N of Cloverdale, California · 14584 days ago · 1 km deep · 59 km away
  42. 2.86 km W of Cobb, California · 14583 days ago · 4 km deep · 40 km away
  43. 1.96 km W of Cobb, California · 14583 days ago · 3 km deep · 40 km away
  44. 1.82 km ENE of Berkeley, California · 14583 days ago · 9 km deep · 79 km away
  45. 2.67 km NNE of Hopland, California · 14583 days ago · 2 km deep · 74 km away
  46. 1.99 km WSW of Cobb, California · 14582 days ago · 1 km deep · 40 km away
  47. 1.86 km W of Cobb, California · 14582 days ago · 3 km deep · 40 km away
  48. 2.35 km SW of Cobb, California · 14582 days ago · 1 km deep · 35 km away
  49. 1.98 km E of Lower Lake, California · 14582 days ago · 1 km deep · 40 km away
  50. 2.19 km WSW of Cobb, California · 14582 days ago · -1 km deep · 39 km away
  51. 2.26 km WSW of Cobb, California · 14580 days ago · 3 km deep · 39 km away
  52. 1.7Northern California · 14579 days ago · 1 km deep · 38 km away
  53. 1.85 km W of Cobb, California · 14578 days ago · 2 km deep · 40 km away
  54. 2.010 km SSE of Moskowite Corner, California · 14578 days ago · 4 km deep · 36 km away
  55. 1.97 km WSW of Cobb, California · 14578 days ago · 1 km deep · 39 km away
  56. 1.67 km WSW of Cobb, California · 14578 days ago · 2 km deep · 39 km away
  57. 1.65 km WSW of Cobb, California · 14577 days ago · 0 km deep · 37 km away
  58. 2.07 km ENE of Clearlake, California · 14575 days ago · 13 km deep · 46 km away
  59. 2.40 km WNW of Concord, California · 14575 days ago · 13 km deep · 76 km away
  60. 3.15 km W of Cobb, California · 14574 days ago · 1 km deep · 39 km away

The first 60 of 161.

Before

  1. 2.04 km NE of Windsor, California · 14597 days ago · 0 km deep · 27 km away
  2. 1.94 km E of Santa Rosa, California · 14597 days ago · 8 km deep · 22 km away
  3. 2.22 km ENE of Berkeley, California · 14598 days ago · 9 km deep · 79 km away
  4. 2.19 km WNW of Bolinas, California · 14598 days ago · 7 km deep · 75 km away
  5. 2.36 km W of Cobb, California · 14598 days ago · 2 km deep · 40 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc84894. Read Tue, Sep 22, 2026, 11:28 PM UTC.