California earthquakes

M1.8 earthquake 7 km E of Willits, California

A magnitude 1.8 earthquake struck 7 km E of Willits, California on Thu, Jan 7, 1982, 9:43 AM PST (17:43 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M2.6 5 km WSW of Cobb, 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
1.8 (md), micro
Local time
UTC
1982-01-07 17:43:12 UTC
Depth
7.5 km (4.6 mi), shallow
Epicenter
39.411° N, 123.266° 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, 0.9 km in depth
Magnitude uncertainty
±0.22
Depth from
From location
Station coverage gap
58°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 135 in the 60 days after this one and 63 in the 30 days before it.

After

  1. 2.65 km WSW of Cobb, California · 16328 days ago · 0 km deep · 78 km away
  2. 1.96 km W of Cobb, California · 16327 days ago · 3 km deep · 77 km away
  3. 1.610 km NW of Cobb, California · 16326 days ago · -1 km deep · 71 km away
  4. 1.72 km SE of Talmage, California · 16326 days ago · 5 km deep · 34 km away
  5. 3.516 km E of Lower Lake, California · 16326 days ago · 70 km deep · 91 km away
  6. 2.24 km NNW of Kelseyville, California · 16326 days ago · 63 km deep · 56 km away
  7. 1.58 km WSW of Cobb, California · 16325 days ago · 2 km deep · 79 km away
  8. 1.84 km WSW of Cobb, California · 16325 days ago · 1 km deep · 80 km away
  9. 3.16 km W of Cobb, California · 16325 days ago · 1 km deep · 78 km away
  10. 2.09 km WSW of Cobb, California · 16325 days ago · 1 km deep · 78 km away
  11. 1.717 km NNE of Upper Lake, California · 16324 days ago · 0 km deep · 40 km away
  12. 1.86 km W of Cobb, California · 16324 days ago · 3 km deep · 77 km away
  13. 1.66 km WSW of Cobb, California · 16324 days ago · 0 km deep · 79 km away
  14. 1.69 km W of Cobb, California · 16324 days ago · 1 km deep · 77 km away
  15. 1.86 km WSW of Cobb, California · 16323 days ago · 2 km deep · 79 km away
  16. 1.74 km W of Cobb, California · 16323 days ago · 0 km deep · 78 km away
  17. 2.02 km SSE of Kelseyville, California · 16322 days ago · 14 km deep · 63 km away
  18. 3.07 km W of Cobb, California · 16322 days ago · -1 km deep · 76 km away
  19. 2.78 km W of Cobb, California · 16322 days ago · -1 km deep · 76 km away
  20. 2.026 km W of Elk Creek, California · 16322 days ago · 3 km deep · 45 km away
  21. 2.63 km WNW of Clearlake Oaks, California · 16322 days ago · 4 km deep · 63 km away
  22. 1.67 km W of Cobb, California · 16322 days ago · 1 km deep · 76 km away
  23. 1.96 km W of Cobb, California · 16322 days ago · 4 km deep · 78 km away
  24. 2.04 km E of Geyserville, California · 16322 days ago · 5 km deep · 86 km away
  25. 2.33 km ENE of Lower Lake, California · 16322 days ago · 4 km deep · 81 km away
  26. 2.95 km WNW of Philo, California · 16321 days ago · 18 km deep · 41 km away
  27. 3.04 km WSW of Cobb, California · 16321 days ago · 4 km deep · 80 km away
  28. 1.97 km WSW of Cobb, California · 16320 days ago · 2 km deep · 78 km away
  29. 1.69 km WSW of Cobb, California · 16320 days ago · 2 km deep · 78 km away
  30. 1.58 km WSW of Cobb, California · 16319 days ago · 1 km deep · 78 km away
  31. 1.66 km W of Cobb, California · 16319 days ago · 3 km deep · 77 km away
  32. 1.76 km W of Cobb, California · 16319 days ago · 3 km deep · 77 km away
  33. 1.59 km WSW of Cobb, California · 16319 days ago · 1 km deep · 78 km away
  34. 1.625 km SE of Covelo, California · 16319 days ago · 9 km deep · 29 km away
  35. 1.924 km SE of Covelo, California · 16318 days ago · 3 km deep · 28 km away
  36. 2.025 km SE of Covelo, California · 16318 days ago · 9 km deep · 27 km away
  37. 2.47 km WSW of Cobb, California · 16317 days ago · 3 km deep · 78 km away
  38. 1.57 km E of Willits, California · 16317 days ago · 7 km deep · 1 km away
  39. 3.03 km W of Hidden Valley Lake, California · 16315 days ago · 4 km deep · 89 km away
  40. 1.67 km WSW of Cobb, California · 16314 days ago · 1 km deep · 78 km away
  41. 2.36 km W of Cobb, California · 16314 days ago · 3 km deep · 78 km away
  42. 3.19 km WSW of Cobb, California · 16314 days ago · 0 km deep · 77 km away
  43. 1.612 km SSE of Laytonville, California · 16314 days ago · 8 km deep · 24 km away
  44. 1.77 km WSW of Cobb, California · 16312 days ago · 0 km deep · 78 km away
  45. 3.26 km W of Cobb, California · 16310 days ago · 4 km deep · 78 km away
  46. 1.59 km WSW of Cobb, California · 16310 days ago · 1 km deep · 78 km away
  47. 2.67 km WSW of Cobb, California · 16307 days ago · 0 km deep · 78 km away
  48. 1.95 km NW of Elk Creek, California · 16306 days ago · 8 km deep · 63 km away
  49. 2.54 km WSW of Cobb, California · 16306 days ago · 0 km deep · 80 km away
  50. 1.56 km W of Cobb, California · 16306 days ago · 3 km deep · 77 km away
  51. 2.37 km W of Cobb, California · 16305 days ago · 0 km deep · 78 km away
  52. 1.56 km ESE of Potter Valley, California · 16304 days ago · 10 km deep · 23 km away
  53. 1.67 km W of Cobb, California · 16302 days ago · -1 km deep · 77 km away
  54. 2.58 km NNW of Redwood Valley, California · 16302 days ago · 3 km deep · 9 km away
  55. 1.68 km WSW of Cobb, California · 16302 days ago · 2 km deep · 78 km away
  56. 2.17 km WSW of Albion, California · 16302 days ago · 4 km deep · 56 km away
  57. 1.810 km WSW of Cobb, California · 16301 days ago · 2 km deep · 78 km away
  58. 1.627 km NNE of Potter Valley, California · 16301 days ago · 9 km deep · 30 km away
  59. 1.89 km WSW of Cobb, California · 16298 days ago · 0 km deep · 78 km away
  60. 1.86 km SW of Cobb, California · 16298 days ago · 2 km deep · 82 km away

The first 60 of 135.

Before

  1. 2.47 km W of Cobb, California · 16330 days ago · 4 km deep · 77 km away
  2. 2.44 km WSW of Cobb, California · 16330 days ago · 1 km deep · 80 km away
  3. 2.47 km WSW of Cobb, California · 16331 days ago · 3 km deep · 78 km away
  4. 2.65 km WSW of Cobb, California · 16331 days ago · -1 km deep · 79 km away
  5. 1.67 km WSW of Cobb, California · 16332 days ago · 0 km deep · 78 km away
  6. 2.014 km SSW of Covelo, California · 16332 days ago · 6 km deep · 29 km away
  7. 1.912 km NE of Lucerne, California · 16333 days ago · 0 km deep · 56 km away
  8. 1.56 km W of Cobb, California · 16333 days ago · 1 km deep · 78 km away
  9. 2.09 km W of Healdsburg, California · 16334 days ago · 0 km deep · 91 km away
  10. 2.07 km W of Cobb, California · 16334 days ago · 1 km deep · 78 km away
  11. 1.69 km WSW of Cobb, California · 16335 days ago · 2 km deep · 78 km away
  12. 1.87 km W of Cobb, California · 16335 days ago · 2 km deep · 76 km away
  13. 2.16 km ENE of Willits, California · 16335 days ago · 3 km deep · 3 km away
  14. 1.66 km WSW of Cobb, California · 16335 days ago · 0 km deep · 79 km away
  15. 1.57 km N of Brooktrails, California · 16335 days ago · 8 km deep · 15 km away
  16. 1.86 km WSW of Cobb, California · 16336 days ago · 1 km deep · 80 km away
  17. 2.35 km SW of Cobb, California · 16336 days ago · 0 km deep · 81 km away
  18. 1.77 km WSW of Cobb, California · 16336 days ago · 3 km deep · 79 km away
  19. 1.96 km ESE of Talmage, California · 16337 days ago · 8 km deep · 37 km away
  20. 2.77 km W of Cobb, California · 16337 days ago · 0 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1071033. Read Tue, Sep 22, 2026, 11:33 AM UTC.