California earthquakes

M2.1 earthquake 25 km NW of Cleone, California

A magnitude 2.1 earthquake struck 25 km NW of Cleone, California on Sun, Mar 9, 1986, 3:29 AM PST (11:29 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M4.3 39 km WNW of Shelter Cove, California. This one was a foreshock.

Cleone 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1986-03-09 11:29:36 UTC
Depth
-0.9 km (-0.6 mi), shallow
Epicenter
39.651° N, 123.991° 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 1.1 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
192°, poorly surrounded by stations
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 50 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 3.6near the coast of Northern California · 14815 days ago · 20 km deep · 76 km away
  2. 3.1near the coast of Northern California · 14815 days ago · 11 km deep · 90 km away
  3. 2.18 km ESE of Willits, California · 14815 days ago · 3 km deep · 69 km away
  4. 1.76 km NE of Willits, California · 14813 days ago · 7 km deep · 63 km away
  5. 2.027 km SSW of Ferndale, California · 14806 days ago · 15 km deep · 86 km away
  6. 1.56 km SSE of Laytonville, California · 14805 days ago · 5 km deep · 46 km away
  7. 2.210 km ESE of Willits, California · 14803 days ago · 7 km deep · 71 km away
  8. 1.921 km NNW of Covelo, California · 14802 days ago · -1 km deep · 64 km away
  9. 2.221 km NNW of Covelo, California · 14802 days ago · -1 km deep · 63 km away
  10. 1.721 km NNW of Covelo, California · 14802 days ago · 8 km deep · 64 km away
  11. 1.821 km NNW of Covelo, California · 14802 days ago · -1 km deep · 64 km away
  12. 1.822 km NNW of Covelo, California · 14802 days ago · -1 km deep · 63 km away
  13. 1.921 km NNW of Covelo, California · 14802 days ago · -1 km deep · 63 km away
  14. 2.932 km SSW of Ferndale, California · 14802 days ago · 4 km deep · 83 km away
  15. 2.022 km NNW of Covelo, California · 14801 days ago · 1 km deep · 63 km away
  16. 1.65 km ESE of Laytonville, California · 14798 days ago · 8 km deep · 49 km away
  17. 1.512 km NE of Comptche, California · 14796 days ago · 5 km deep · 55 km away
  18. 2.132 km SSW of Ferndale, California · 14795 days ago · 6 km deep · 83 km away
  19. 3.235 km SW of Scotia, California · 14795 days ago · 22 km deep · 78 km away
  20. 3.036 km SW of Scotia, California · 14794 days ago · 2 km deep · 78 km away
  21. 2.431 km SW of Scotia, California · 14793 days ago · 24 km deep · 77 km away
  22. 1.916 km NW of Brooktrails, California · 14793 days ago · 4 km deep · 42 km away
  23. 2.14 km N of Redway, California · 14793 days ago · 15 km deep · 59 km away
  24. 1.822 km NNW of Covelo, California · 14792 days ago · -1 km deep · 63 km away
  25. 2.19 km SE of Willits, California · 14791 days ago · 5 km deep · 70 km away
  26. 1.614 km SE of Laytonville, California · 14790 days ago · 7 km deep · 53 km away
  27. 3.119 km WSW of Scotia, California · 14788 days ago · 22 km deep · 86 km away
  28. 2.02 km NNW of Redway, California · 14787 days ago · 17 km deep · 56 km away
  29. 2.111 km ESE of Willits, California · 14782 days ago · 7 km deep · 72 km away
  30. 1.913 km SSW of Mad River, California · 14781 days ago · 4 km deep · 85 km away
  31. 3.251 km SW of Ferndale, California · 14780 days ago · 11 km deep · 91 km away
  32. 2.531 km SW of Scotia, California · 14780 days ago · 5 km deep · 80 km away
  33. 2.910 km NW of Philo, California · 14779 days ago · 5 km deep · 70 km away
  34. 1.710 km SW of Boonville, California · 14778 days ago · 1 km deep · 90 km away
  35. 1.513 km SE of Laytonville, California · 14777 days ago · 5 km deep · 53 km away
  36. 1.710 km NNW of Redwood Valley, California · 14776 days ago · 7 km deep · 73 km away
  37. 1.610 km WNW of Potter Valley, California · 14776 days ago · 7 km deep · 73 km away
  38. 1.930 km SW of Scotia, California · 14773 days ago · 1 km deep · 81 km away
  39. 1.82 km NNE of Talmage, California · 14771 days ago · 4 km deep · 90 km away
  40. 2.635 km SSW of Ferndale, California · 14771 days ago · 21 km deep · 83 km away
  41. 1.629 km NE of Potter Valley, California · 14770 days ago · 4 km deep · 94 km away
  42. 1.610 km NE of Talmage, California · 14770 days ago · 3 km deep · 92 km away
  43. 2.545 km SW of Ferndale, California · 14769 days ago · 22 km deep · 98 km away
  44. 1.629 km NE of Potter Valley, California · 14768 days ago · 4 km deep · 94 km away
  45. 1.829 km NE of Potter Valley, California · 14768 days ago · 4 km deep · 94 km away
  46. 2.32 km NNW of Redcrest, California · 14764 days ago · 29 km deep · 86 km away
  47. 3.033 km SW of Ferndale, California · 14759 days ago · 25 km deep · 93 km away
  48. 3.612 km W of Ukiah, California · 14758 days ago · 26 km deep · 78 km away
  49. 4.339 km WNW of Shelter Cove, California · 14758 days ago · 4 km deep · 70 km away
  50. 1.67 km SSE of Willits, California · 14758 days ago · 4 km deep · 67 km away

Before

  1. 3.836 km SSW of Ferndale, California · 14819 days ago · -1 km deep · 81 km away
  2. 3.850 km SW of Ferndale, California · 14823 days ago · 4 km deep · 86 km away
  3. 1.618 km WSW of Weott, California · 14824 days ago · 3 km deep · 68 km away
  4. 2.59 km WSW of Rio Dell, California · 14824 days ago · 26 km deep · 93 km away
  5. 2.98 km WSW of Rio Dell, California · 14824 days ago · 26 km deep · 93 km away
  6. 2.22 km ENE of Calpella, California · 14825 days ago · 6 km deep · 84 km away
  7. 1.821 km NE of Potter Valley, California · 14829 days ago · 6 km deep · 93 km away
  8. 2.328 km SSW of Ferndale, California · 14830 days ago · 20 km deep · 88 km away
  9. 1.68 km E of Rio Dell, California · 14830 days ago · 19 km deep · 96 km away
  10. 3.57 km NW of Brooktrails, California · 14836 days ago · -1 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10084187. Read Fri, Oct 2, 2026, 11:08 AM UTC.