California earthquakes

M1.7 earthquake 6 km ENE of Willits, California

A magnitude 1.7 earthquake struck 6 km ENE of Willits, California on Thu, Sep 30, 1982, 6:59 AM PDT (13:59 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.7 14 km NW of Brooktrails, 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
1.7 (md), micro
Local time
UTC
1982-09-30 13:59:15 UTC
Depth
2.9 km (1.8 mi), shallow
Epicenter
39.436° N, 123.285° 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, 0.6 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
137°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 106 in the 60 days after this one and 48 in the 30 days before it.

After

  1. 2.714 km NW of Brooktrails, California · 16064 days ago · 6 km deep · 22 km away
  2. 1.88 km WSW of Cobb, California · 16063 days ago · 0 km deep · 82 km away
  3. 1.98 km WSW of Cobb, California · 16060 days ago · 0 km deep · 82 km away
  4. 1.916 km NE of Upper Lake, California · 16060 days ago · 5 km deep · 45 km away
  5. 1.94 km S of Cobb, California · 16059 days ago · 0 km deep · 87 km away
  6. 1.69 km WSW of Cobb, California · 16058 days ago · 0 km deep · 82 km away
  7. 1.56 km WSW of Cobb, California · 16058 days ago · 1 km deep · 83 km away
  8. 1.510 km S of Kelseyville, California · 16057 days ago · 1 km deep · 73 km away
  9. 1.58 km WSW of Cobb, California · 16057 days ago · 0 km deep · 82 km away
  10. 2.17 km WSW of Cobb, California · 16057 days ago · 4 km deep · 81 km away
  11. 1.712 km NE of Upper Lake, California · 16056 days ago · 0 km deep · 48 km away
  12. 1.811 km SSW of Hopland, California · 16056 days ago · 19 km deep · 63 km away
  13. 1.55 km ENE of Laytonville, California · 16056 days ago · 4 km deep · 31 km away
  14. 1.79 km ENE of Benbow, California · 16054 days ago · 29 km deep · 81 km away
  15. 1.56 km W of Cobb, California · 16051 days ago · 2 km deep · 80 km away
  16. 2.36 km NE of Hopland, California · 16050 days ago · 2 km deep · 50 km away
  17. 1.67 km W of Cobb, California · 16050 days ago · 2 km deep · 80 km away
  18. 3.3near the coast of Northern California · 16050 days ago · 7 km deep · 95 km away
  19. 1.79 km SW of Clear Lake Riviera, California · 16048 days ago · -1 km deep · 74 km away
  20. 1.55 km WSW of Hopland, California · 16046 days ago · 3 km deep · 55 km away
  21. 1.56 km W of Cobb, California · 16046 days ago · 2 km deep · 81 km away
  22. 1.86 km WSW of Cobb, California · 16045 days ago · 3 km deep · 82 km away
  23. 2.94 km WSW of Cobb, California · 16045 days ago · 1 km deep · 83 km away
  24. 2.44 km WSW of Cobb, California · 16045 days ago · 1 km deep · 83 km away
  25. 1.78 km WSW of Cobb, California · 16045 days ago · 0 km deep · 83 km away
  26. 2.22 km N of Elk Creek, California · 16044 days ago · 14 km deep · 67 km away
  27. 1.821 km NNE of Potter Valley, California · 16044 days ago · 7 km deep · 26 km away
  28. 1.67 km WSW of Cobb, California · 16044 days ago · 3 km deep · 81 km away
  29. 2.08 km ESE of Willits, California · 16044 days ago · 2 km deep · 7 km away
  30. 2.2near the coast of Northern California · 16044 days ago · 7 km deep · 3 km away
  31. 1.76 km E of Geyserville, California · 16043 days ago · 6 km deep · 89 km away
  32. 2.08 km WSW of Cobb, California · 16043 days ago · 0 km deep · 82 km away
  33. 1.624 km SE of Covelo, California · 16042 days ago · 5 km deep · 27 km away
  34. 1.94 km WSW of Cobb, California · 16042 days ago · 1 km deep · 83 km away
  35. 2.06 km W of Cobb, California · 16042 days ago · 2 km deep · 80 km away
  36. 1.56 km W of Cobb, California · 16042 days ago · -1 km deep · 81 km away
  37. 1.66 km W of Cobb, California · 16040 days ago · 1 km deep · 80 km away
  38. 2.34 km S of Cobb, California · 16040 days ago · 2 km deep · 88 km away
  39. 1.518 km ENE of Potter Valley, California · 16039 days ago · 4 km deep · 32 km away
  40. 1.74 km S of Cobb, California · 16039 days ago · 0 km deep · 87 km away
  41. 2.02 km SW of Geyserville, California · 16039 days ago · -1 km deep · 88 km away
  42. 2.4Northern California · 16038 days ago · 5 km deep · 86 km away
  43. 2.34 km S of Cobb, California · 16038 days ago · 2 km deep · 87 km away
  44. 1.519 km NE of Upper Lake, California · 16038 days ago · 12 km deep · 47 km away
  45. 1.77 km W of Cobb, California · 16036 days ago · 1 km deep · 81 km away
  46. 2.37 km W of Cobb, California · 16036 days ago · 1 km deep · 80 km away
  47. 1.78 km WSW of Cobb, California · 16036 days ago · -1 km deep · 82 km away
  48. 1.85 km SW of Cobb, California · 16035 days ago · -1 km deep · 85 km away
  49. 1.76 km W of Cobb, California · 16035 days ago · 1 km deep · 81 km away
  50. 1.622 km ENE of Potter Valley, California · 16034 days ago · 11 km deep · 35 km away
  51. 2.96 km W of Cobb, California · 16034 days ago · 1 km deep · 81 km away
  52. 2.46 km W of Cobb, California · 16034 days ago · 1 km deep · 81 km away
  53. 1.76 km W of Cobb, California · 16033 days ago · 3 km deep · 80 km away
  54. 2.06 km W of Cobb, California · 16033 days ago · -1 km deep · 80 km away
  55. 1.76 km W of Cobb, California · 16033 days ago · -1 km deep · 79 km away
  56. 2.46 km WSW of Benbow, California · 16032 days ago · 3 km deep · 84 km away
  57. 2.36 km WSW of Benbow, California · 16032 days ago · 2 km deep · 84 km away
  58. 1.97 km W of Cobb, California · 16029 days ago · 1 km deep · 81 km away
  59. 1.56 km SW of Cobb, California · 16028 days ago · 3 km deep · 85 km away
  60. 2.28 km WSW of Cobb, California · 16028 days ago · 0 km deep · 82 km away

The first 60 of 106.

Before

  1. 3.25 km WSW of Cobb, California · 16067 days ago · 1 km deep · 83 km away
  2. 1.517 km ENE of Potter Valley, California · 16067 days ago · 10 km deep · 31 km away
  3. 1.68 km NW of Laytonville, California · 16069 days ago · 11 km deep · 41 km away
  4. 1.98 km S of Benbow, California · 16069 days ago · 5 km deep · 75 km away
  5. 1.724 km SE of Covelo, California · 16070 days ago · 6 km deep · 27 km away
  6. 2.024 km SE of Covelo, California · 16070 days ago · 4 km deep · 26 km away
  7. 1.823 km SE of Covelo, California · 16070 days ago · 0 km deep · 28 km away
  8. 2.124 km SE of Covelo, California · 16070 days ago · 6 km deep · 27 km away
  9. 2.024 km SE of Covelo, California · 16070 days ago · 6 km deep · 27 km away
  10. 1.824 km SE of Covelo, California · 16070 days ago · 6 km deep · 27 km away
  11. 2.08 km NNW of Leggett, California · 16070 days ago · -1 km deep · 68 km away
  12. 1.54 km S of Cobb, California · 16070 days ago · -1 km deep · 87 km away
  13. 1.88 km W of Cobb, California · 16074 days ago · 1 km deep · 78 km away
  14. 2.15 km WSW of Cobb, California · 16076 days ago · 0 km deep · 83 km away
  15. 1.615 km SSW of Laytonville, California · 16076 days ago · 5 km deep · 29 km away
  16. 2.06 km WSW of Cobb, California · 16076 days ago · 6 km deep · 84 km away
  17. 1.75 km SW of Cobb, California · 16076 days ago · 1 km deep · 84 km away
  18. 1.97 km W of Cobb, California · 16077 days ago · -1 km deep · 79 km away
  19. 2.46 km W of Cobb, California · 16077 days ago · -1 km deep · 79 km away
  20. 2.36 km SSE of Cobb, California · 16077 days ago · 1 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1079765. Read Wed, Sep 23, 2026, 10:51 PM UTC.