California earthquakes

M2.3 earthquake 8 km NE of Willits, California

A magnitude 2.3 earthquake struck 8 km NE of Willits, California on Wed, Nov 23, 1977, 5:52 AM PST (13:52 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.5 5 km ENE of Willits, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.3 (md), micro
Local time
UTC
1977-11-23 13:52:46 UTC
Depth
-0.2 km (-0.1 mi), shallow
Epicenter
39.467° N, 123.293° 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 5.1 km horizontally, 3.4 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
289°, poorly surrounded by stations
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 96 in the 60 days after this one and 34 in the 30 days before it.

After

  1. 3.46 km E of Willits, California · 17843 days ago · 11 km deep · 7 km away
  2. 3.55 km ENE of Willits, California · 17843 days ago · 1 km deep · 4 km away
  3. 2.65 km ENE of Willits, California · 17843 days ago · 2 km deep · 4 km away
  4. 3.25 km E of Willits, California · 17843 days ago · 9 km deep · 6 km away
  5. 3.45 km ENE of Willits, California · 17843 days ago · 4 km deep · 5 km away
  6. 3.34 km E of Willits, California · 17843 days ago · 10 km deep · 6 km away
  7. 3.05 km ENE of Willits, California · 17843 days ago · 13 km deep · 4 km away
  8. 2.59 km ESE of Willits, California · 17843 days ago · 0 km deep · 10 km away
  9. 2.46 km ESE of Willits, California · 17843 days ago · 5 km deep · 8 km away
  10. 2.64 km ESE of Willits, California · 17843 days ago · 5 km deep · 7 km away
  11. 3.45 km ENE of Willits, California · 17843 days ago · 2 km deep · 3 km away
  12. 2.55 km ENE of Willits, California · 17842 days ago · 1 km deep · 5 km away
  13. 2.85 km NE of Willits, California · 17841 days ago · 2 km deep · 2 km away
  14. 2.51 km NE of Willits, California · 17841 days ago · 1 km deep · 7 km away
  15. 1.76 km W of Cobb, California · 17840 days ago · 4 km deep · 84 km away
  16. 3.28 km WSW of Cobb, California · 17838 days ago · 1 km deep · 84 km away
  17. 2.68 km WSW of Cobb, California · 17838 days ago · 0 km deep · 84 km away
  18. 2.19 km WSW of Cobb, California · 17838 days ago · 1 km deep · 84 km away
  19. 2.29 km WSW of Cobb, California · 17837 days ago · 0 km deep · 84 km away
  20. 3.019 km N of Potter Valley, California · 17837 days ago · 0 km deep · 13 km away
  21. 2.95 km NE of Willits, California · 17836 days ago · -1 km deep · 3 km away
  22. 1.7Northern California · 17836 days ago · 7 km deep · 99 km away
  23. 2.0Northern California · 17836 days ago · 5 km deep · 100 km away
  24. 2.511 km N of Potter Valley, California · 17836 days ago · 1 km deep · 15 km away
  25. 2.414 km NNW of Potter Valley, California · 17836 days ago · 10 km deep · 11 km away
  26. 1.57 km W of Cobb, California · 17833 days ago · 3 km deep · 83 km away
  27. 3.010 km NE of Healdsburg, California · 17833 days ago · 6 km deep · 99 km away
  28. 1.710 km NE of Healdsburg, California · 17833 days ago · 5 km deep · 99 km away
  29. 2.36 km W of Manchester, California · 17830 days ago · 8 km deep · 69 km away
  30. 2.63 km NW of Redwood Valley, California · 17829 days ago · 2 km deep · 21 km away
  31. 2.97 km WSW of Cobb, California · 17826 days ago · 1 km deep · 85 km away
  32. 1.97 km W of Cobb, California · 17825 days ago · 3 km deep · 83 km away
  33. 1.88 km WSW of Cobb, California · 17824 days ago · 0 km deep · 85 km away
  34. 2.47 km E of Willits, California · 17824 days ago · 7 km deep · 7 km away
  35. 2.010 km W of North Lakeport, California · 17823 days ago · 5 km deep · 47 km away
  36. 2.216 km NE of Nice, California · 17823 days ago · 9 km deep · 57 km away
  37. 2.38 km WSW of Cobb, California · 17821 days ago · 3 km deep · 85 km away
  38. 1.76 km WSW of Cobb, California · 17820 days ago · -1 km deep · 85 km away
  39. 2.37 km WSW of Cobb, California · 17819 days ago · 4 km deep · 85 km away
  40. 3.18 km N of Leggett, California · 17819 days ago · 6 km deep · 65 km away
  41. 1.96 km W of Cobb, California · 17818 days ago · 3 km deep · 84 km away
  42. 1.97 km W of Cobb, California · 17818 days ago · 3 km deep · 84 km away
  43. 2.315 km NNE of Nice, California · 17818 days ago · 11 km deep · 52 km away
  44. 2.04 km WSW of Cobb, California · 17817 days ago · 1 km deep · 86 km away
  45. 2.66 km W of Cobb, California · 17816 days ago · -1 km deep · 85 km away
  46. 1.57 km WSW of Cobb, California · 17816 days ago · 0 km deep · 84 km away
  47. 1.66 km W of Cobb, California · 17816 days ago · 3 km deep · 84 km away
  48. 3.38 km ESE of Willits, California · 17816 days ago · 9 km deep · 9 km away
  49. 2.21 km ENE of Alderpoint, California · 17812 days ago · 3 km deep · 84 km away
  50. 2.57 km WSW of Cobb, California · 17811 days ago · 4 km deep · 85 km away
  51. 2.46 km E of Geyserville, California · 17811 days ago · 4 km deep · 93 km away
  52. 2.19 km W of Cobb, California · 17810 days ago · 1 km deep · 82 km away
  53. 2.19 km W of Cobb, California · 17810 days ago · 1 km deep · 83 km away
  54. 1.69 km W of Cobb, California · 17810 days ago · 1 km deep · 83 km away
  55. 1.77 km WSW of Cobb, California · 17809 days ago · -1 km deep · 85 km away
  56. 1.58 km W of Cobb, California · 17807 days ago · 0 km deep · 84 km away
  57. 1.77 km NE of Miranda, California · 17805 days ago · 16 km deep · 98 km away
  58. 1.67 km E of Geyserville, CA · 17804 days ago · 3 km deep · 93 km away
  59. 1.56 km E of Geyserville, CA · 17804 days ago · 4 km deep · 94 km away
  60. 1.69 km W of Cobb, California · 17802 days ago · 1 km deep · 83 km away

The first 60 of 96.

Before

  1. 2.55 km ENE of Willits, California · 17843 days ago · -1 km deep · 5 km away
  2. 4.88 km E of Willits, California · 17844 days ago · 15 km deep · 7 km away
  3. 1.62 km NW of Cobb, California · 17846 days ago · 1 km deep · 85 km away
  4. 1.810 km SE of Boonville, California · 17848 days ago · 5 km deep · 57 km away
  5. 2.56 km W of Cobb, California · 17848 days ago · 3 km deep · 83 km away
  6. 1.90 km ESE of Clear Lake Riviera, California · 17849 days ago · 1 km deep · 76 km away
  7. 2.47 km W of Cobb, California · 17850 days ago · 3 km deep · 83 km away
  8. 1.84 km ESE of Clear Lake Riviera, California · 17853 days ago · 5 km deep · 79 km away
  9. 2.56 km W of Cobb, California · 17853 days ago · -1 km deep · 84 km away
  10. 1.68 km W of Cobb, California · 17854 days ago · 1 km deep · 84 km away
  11. 2.07 km WSW of Cobb, California · 17855 days ago · 0 km deep · 85 km away
  12. 2.57 km W of Cobb, California · 17855 days ago · 3 km deep · 83 km away
  13. 2.27 km W of Cobb, California · 17855 days ago · 3 km deep · 83 km away
  14. 3.019 km WSW of Stonyford, California · 17856 days ago · 15 km deep · 52 km away
  15. 1.66 km W of Cobb, California · 17857 days ago · 3 km deep · 84 km away
  16. 3.19 km SSW of Willows, California · 17858 days ago · 19 km deep · 92 km away
  17. 2.46 km WSW of Cobb, California · 17859 days ago · 0 km deep · 85 km away
  18. 2.411 km NE of Healdsburg, California · 17859 days ago · 4 km deep · 99 km away
  19. 2.111 km NE of Healdsburg, California · 17859 days ago · 3 km deep · 99 km away
  20. 1.711 km NE of Healdsburg, California · 17859 days ago · 5 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1037822. Read Wed, Sep 30, 2026, 6:39 PM UTC.