California earthquakes

M2.1 earthquake 9 km SE of Willits, California

A magnitude 2.1 earthquake struck 9 km SE of Willits, California on Thu, Apr 3, 1986, 5:19 PM PST (01:19 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.1 7 km W of Lodoga, California. This one was a foreshock.

Willits 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
2.1 (md), micro
Local time
UTC
1986-04-04 01:19:17 UTC
Depth
5.5 km (3.4 mi), shallow
Epicenter
39.359° N, 123.263° 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, 1.1 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
74°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 167 in the 60 days after this one and 113 in the 30 days before it.

After

  1. 1.76 km W of Cobb, California · 14788 days ago · 2 km deep · 73 km away
  2. 1.76 km SW of Cobb, California · 14787 days ago · 0 km deep · 78 km away
  3. 1.77 km W of Cobb, California · 14787 days ago · 3 km deep · 72 km away
  4. 2.04 km WSW of Cobb, California · 14787 days ago · 1 km deep · 75 km away
  5. 2.17 km WSW of Cobb, California · 14787 days ago · 1 km deep · 74 km away
  6. 1.76 km WSW of Cobb, California · 14787 days ago · 1 km deep · 74 km away
  7. 2.57 km WSW of Cobb, California · 14787 days ago · 0 km deep · 74 km away
  8. 1.614 km SE of Laytonville, California · 14787 days ago · 7 km deep · 27 km away
  9. 1.76 km W of Cobb, California · 14786 days ago · 2 km deep · 72 km away
  10. 1.77 km WSW of Cobb, California · 14786 days ago · 0 km deep · 74 km away
  11. 1.77 km WSW of Cobb, California · 14786 days ago · 4 km deep · 74 km away
  12. 1.97 km WSW of Cobb, California · 14785 days ago · 1 km deep · 73 km away
  13. 1.75 km S of Cobb, California · 14785 days ago · 2 km deep · 80 km away
  14. 1.56 km W of Cobb, California · 14782 days ago · 2 km deep · 73 km away
  15. 2.06 km W of Cobb, California · 14782 days ago · 2 km deep · 73 km away
  16. 2.415 km W of Guinda, California · 14781 days ago · 13 km deep · 97 km away
  17. 1.55 km W of Cobb, California · 14781 days ago · 0 km deep · 73 km away
  18. 2.18 km WSW of Cobb, California · 14781 days ago · -1 km deep · 73 km away
  19. 1.78 km W of Cobb, California · 14780 days ago · 2 km deep · 71 km away
  20. 1.96 km SW of Cobb, California · 14780 days ago · 1 km deep · 77 km away
  21. 1.84 km WSW of Cobb, California · 14780 days ago · 1 km deep · 74 km away
  22. 1.96 km W of Cobb, California · 14780 days ago · 2 km deep · 73 km away
  23. 2.111 km ESE of Willits, California · 14779 days ago · 7 km deep · 2 km away
  24. 1.77 km WSW of Cobb, California · 14779 days ago · 4 km deep · 73 km away
  25. 1.66 km WSW of Cobb, California · 14779 days ago · 0 km deep · 74 km away
  26. 1.65 km WSW of Cobb, California · 14779 days ago · -1 km deep · 75 km away
  27. 1.73 km NNW of Clear Lake Riviera, California · 14778 days ago · -1 km deep · 62 km away
  28. 1.97 km W of Cobb, California · 14777 days ago · 3 km deep · 72 km away
  29. 2.910 km NW of Philo, California · 14775 days ago · 5 km deep · 32 km away
  30. 1.57 km W of Cobb, California · 14775 days ago · 4 km deep · 72 km away
  31. 1.94 km W of Cobb, California · 14775 days ago · 1 km deep · 74 km away
  32. 1.77 km W of Cobb, California · 14775 days ago · 3 km deep · 72 km away
  33. 1.710 km SW of Boonville, California · 14774 days ago · 1 km deep · 49 km away
  34. 1.513 km SE of Laytonville, California · 14773 days ago · 5 km deep · 28 km away
  35. 1.710 km NNW of Redwood Valley, California · 14773 days ago · 7 km deep · 3 km away
  36. 2.46 km W of Cobb, California · 14773 days ago · 4 km deep · 72 km away
  37. 1.87 km W of Cobb, California · 14772 days ago · 3 km deep · 73 km away
  38. 1.66 km W of Cobb, California · 14772 days ago · 3 km deep · 72 km away
  39. 1.610 km WNW of Potter Valley, California · 14772 days ago · 7 km deep · 4 km away
  40. 2.58 km WSW of Cobb, California · 14772 days ago · 3 km deep · 74 km away
  41. 1.76 km SW of Cobb, California · 14772 days ago · 0 km deep · 77 km away
  42. 2.122 km NW of Paskenta, California · 14772 days ago · 9 km deep · 84 km away
  43. 1.67 km WSW of Cobb, California · 14771 days ago · 3 km deep · 73 km away
  44. 2.35 km WSW of Cobb, California · 14771 days ago · 0 km deep · 75 km away
  45. 1.85 km WSW of Cobb, California · 14771 days ago · 0 km deep · 75 km away
  46. 2.211 km NE of Healdsburg, California · 14771 days ago · 3 km deep · 87 km away
  47. 1.94 km SSW of Cobb, California · 14770 days ago · 2 km deep · 78 km away
  48. 1.86 km WSW of Cobb, California · 14770 days ago · 2 km deep · 76 km away
  49. 1.78 km WSW of Cobb, California · 14770 days ago · 2 km deep · 74 km away
  50. 1.65 km W of Cobb, California · 14770 days ago · 0 km deep · 73 km away
  51. 1.65 km W of Cobb, California · 14770 days ago · 0 km deep · 73 km away
  52. 1.84 km W of Cobb, California · 14770 days ago · -1 km deep · 73 km away
  53. 1.76 km SW of Cobb, California · 14769 days ago · -1 km deep · 76 km away
  54. 2.24 km WNW of Cobb, California · 14769 days ago · 2 km deep · 72 km away
  55. 1.77 km W of Cobb, California · 14769 days ago · 2 km deep · 72 km away
  56. 1.93 km SW of Cobb, California · 14769 days ago · 1 km deep · 77 km away
  57. 1.82 km NNE of Talmage, California · 14768 days ago · 4 km deep · 24 km away
  58. 1.629 km NE of Potter Valley, California · 14767 days ago · 4 km deep · 36 km away
  59. 1.610 km NE of Talmage, California · 14766 days ago · 3 km deep · 23 km away
  60. 1.78 km WNW of Cloverdale, California · 14766 days ago · 2 km deep · 59 km away

The first 60 of 167.

Before

  1. 2.16 km W of Cobb, California · 14788 days ago · 3 km deep · 72 km away
  2. 1.822 km NNW of Covelo, California · 14789 days ago · -1 km deep · 68 km away
  3. 1.86 km W of Cobb, California · 14789 days ago · 3 km deep · 72 km away
  4. 2.77 km W of Cobb, California · 14789 days ago · 4 km deep · 72 km away
  5. 1.55 km SW of Cobb, California · 14789 days ago · 1 km deep · 76 km away
  6. 2.56 km W of Cobb, California · 14789 days ago · 3 km deep · 72 km away
  7. 1.916 km NW of Brooktrails, California · 14789 days ago · 4 km deep · 30 km away
  8. 1.811 km W of Cobb, California · 14789 days ago · -1 km deep · 71 km away
  9. 1.88 km WSW of Cobb, California · 14790 days ago · 0 km deep · 73 km away
  10. 1.69 km W of Cobb, California · 14790 days ago · 0 km deep · 72 km away
  11. 1.75 km SW of Cobb, California · 14790 days ago · 0 km deep · 76 km away
  12. 3.08 km W of Cobb, California · 14790 days ago · 1 km deep · 70 km away
  13. 1.55 km WSW of Cobb, California · 14791 days ago · 1 km deep · 75 km away
  14. 1.65 km SW of Cobb, California · 14791 days ago · 1 km deep · 76 km away
  15. 2.37 km WSW of Cobb, California · 14791 days ago · 0 km deep · 74 km away
  16. 2.116 km N of Upper Lake, California · 14791 days ago · 7 km deep · 32 km away
  17. 1.52 km E of Clear Lake Riviera, California · 14791 days ago · 3 km deep · 67 km away
  18. 1.66 km W of Cobb, California · 14792 days ago · 1 km deep · 71 km away
  19. 2.07 km W of Cobb, California · 14792 days ago · 3 km deep · 72 km away
  20. 1.57 km W of Cobb, California · 14792 days ago · 3 km deep · 72 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10084537. Read Tue, Sep 29, 2026, 3:44 AM UTC.