California earthquakes

M1.7 earthquake 9 km SE of Willits, California

A magnitude 1.7 earthquake struck 9 km SE of Willits, California on Wed, Feb 16, 1983, 9:25 PM PST (05:25 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.6 3 km E of Talmage, 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.7 (md), micro
Local time
UTC
1983-02-17 05:25:08 UTC
Depth
5.2 km (3.3 mi), shallow
Epicenter
39.352° N, 123.279° 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, 1.4 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
61°
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: 159 in the 60 days after this one and 58 in the 30 days before it.

After

  1. 1.63 km WSW of Cobb, California · 15929 days ago · 1 km deep · 75 km away
  2. 1.723 km NE of Potter Valley, California · 15929 days ago · 9 km deep · 33 km away
  3. 1.53 km N of Healdsburg, California · 15929 days ago · 3 km deep · 87 km away
  4. 1.98 km WSW of Cobb, California · 15928 days ago · 3 km deep · 73 km away
  5. 1.87 km W of Cobb, California · 15928 days ago · 3 km deep · 72 km away
  6. 1.55 km SW of Cobb, California · 15928 days ago · 3 km deep · 77 km away
  7. 3.515 km SE of Paskenta, California · 15927 days ago · 18 km deep · 87 km away
  8. 1.623 km NE of Potter Valley, California · 15927 days ago · 8 km deep · 32 km away
  9. 2.47 km W of Cobb, California · 15927 days ago · 4 km deep · 72 km away
  10. 1.96 km W of Cobb, California · 15926 days ago · 3 km deep · 72 km away
  11. 2.67 km W of Cobb, California · 15926 days ago · 3 km deep · 72 km away
  12. 1.57 km W of Cobb, California · 15926 days ago · 0 km deep · 72 km away
  13. 2.07 km W of Cobb, California · 15926 days ago · 3 km deep · 73 km away
  14. 2.411 km ENE of Comptche, California · 15926 days ago · -1 km deep · 17 km away
  15. 3.01 km SE of Calpella, California · 15925 days ago · 5 km deep · 16 km away
  16. 1.61 km SE of Calpella, California · 15925 days ago · 4 km deep · 16 km away
  17. 1.96 km WSW of Cobb, California · 15924 days ago · 2 km deep · 73 km away
  18. 2.114 km W of Laytonville, California · 15924 days ago · -1 km deep · 50 km away
  19. 1.915 km SE of Laytonville, California · 15924 days ago · 8 km deep · 27 km away
  20. 1.77 km WSW of Cobb, California · 15922 days ago · 2 km deep · 74 km away
  21. 1.923 km NE of Potter Valley, California · 15921 days ago · 10 km deep · 32 km away
  22. 1.524 km NE of Potter Valley, California · 15921 days ago · 10 km deep · 34 km away
  23. 3.05 km WSW of Cobb, California · 15920 days ago · -1 km deep · 75 km away
  24. 1.76 km W of Cobb, California · 15920 days ago · 2 km deep · 72 km away
  25. 2.05 km WSW of Cobb, California · 15920 days ago · 0 km deep · 75 km away
  26. 2.07 km WSW of Cobb, California · 15919 days ago · 0 km deep · 73 km away
  27. 2.08 km WSW of Cobb, California · 15918 days ago · 0 km deep · 73 km away
  28. 2.46 km W of Cobb, California · 15917 days ago · 3 km deep · 73 km away
  29. 1.66 km WSW of Cobb, California · 15917 days ago · 2 km deep · 74 km away
  30. 1.67 km NE of Cloverdale, California · 15917 days ago · 3 km deep · 62 km away
  31. 1.56 km WSW of Cobb, California · 15915 days ago · 0 km deep · 73 km away
  32. 2.46 km W of Cobb, California · 15914 days ago · 3 km deep · 72 km away
  33. 1.77 km WSW of Cobb, California · 15914 days ago · 1 km deep · 74 km away
  34. 1.76 km W of Cobb, California · 15914 days ago · 3 km deep · 72 km away
  35. 2.66 km W of Cobb, California · 15914 days ago · 3 km deep · 72 km away
  36. 1.57 km WSW of Cobb, California · 15914 days ago · 3 km deep · 74 km away
  37. 1.620 km ENE of Potter Valley, California · 15914 days ago · 10 km deep · 33 km away
  38. 1.620 km ENE of Potter Valley, California · 15914 days ago · 11 km deep · 33 km away
  39. 1.88 km WSW of Cobb, California · 15913 days ago · 3 km deep · 73 km away
  40. 1.77 km WSW of Cobb, California · 15913 days ago · 0 km deep · 73 km away
  41. 2.17 km WSW of Cobb, California · 15913 days ago · 4 km deep · 74 km away
  42. 1.910 km NNE of Cloverdale, California · 15912 days ago · -1 km deep · 56 km away
  43. 1.58 km WSW of Cobb, California · 15912 days ago · 2 km deep · 73 km away
  44. 2.910 km ESE of Hidden Valley Lake, California · 15912 days ago · 8 km deep · 96 km away
  45. 2.210 km ESE of Hidden Valley Lake, California · 15912 days ago · 6 km deep · 96 km away
  46. 2.14 km WSW of Cobb, California · 15912 days ago · 1 km deep · 75 km away
  47. 1.610 km ESE of Hidden Valley Lake, California · 15912 days ago · 6 km deep · 96 km away
  48. 2.39 km ESE of Hidden Valley Lake, California · 15912 days ago · 7 km deep · 95 km away
  49. 2.016 km ESE of Laytonville, California · 15912 days ago · 5 km deep · 31 km away
  50. 2.57 km W of Cobb, California · 15910 days ago · 3 km deep · 73 km away
  51. 2.37 km WSW of Cobb, California · 15909 days ago · 6 km deep · 74 km away
  52. 3.07 km WSW of Cobb, California · 15909 days ago · 4 km deep · 73 km away
  53. 1.67 km W of Cobb, California · 15908 days ago · 3 km deep · 72 km away
  54. 1.97 km NNE of Clearlake, California · 15907 days ago · -1 km deep · 70 km away
  55. 2.47 km E of Clearlake Oaks, California · 15907 days ago · -1 km deep · 70 km away
  56. 1.96 km W of Cobb, California · 15907 days ago · 3 km deep · 72 km away
  57. 1.86 km W of Cobb, California · 15907 days ago · 1 km deep · 72 km away
  58. 1.66 km W of Cobb, California · 15907 days ago · 4 km deep · 73 km away
  59. 1.77 km NE of Clearlake, California · 15907 days ago · -1 km deep · 72 km away
  60. 3.06 km W of Cobb, California · 15906 days ago · 3 km deep · 72 km away

The first 60 of 159.

Before

  1. 1.57 km WSW of Cobb, California · 15930 days ago · 2 km deep · 73 km away
  2. 1.87 km W of Cobb, California · 15930 days ago · 3 km deep · 72 km away
  3. 1.87 km W of Cobb, California · 15930 days ago · 3 km deep · 72 km away
  4. 2.56 km WSW of Cobb, California · 15931 days ago · 0 km deep · 75 km away
  5. 2.85 km SW of Cobb, California · 15933 days ago · -1 km deep · 76 km away
  6. 1.75 km SW of Cobb, California · 15933 days ago · 0 km deep · 77 km away
  7. 2.66 km W of Cobb, California · 15934 days ago · 0 km deep · 73 km away
  8. 2.620 km NW of Paskenta, California · 15934 days ago · -1 km deep · 91 km away
  9. 3.024 km SE of Covelo, California · 15935 days ago · 11 km deep · 35 km away
  10. 2.06 km W of Cobb, California · 15937 days ago · 1 km deep · 73 km away
  11. 1.86 km WSW of Cobb, California · 15937 days ago · 3 km deep · 74 km away
  12. 1.58 km NNE of Upper Lake, California · 15938 days ago · 0 km deep · 37 km away
  13. 2.26 km W of Cobb, California · 15938 days ago · 1 km deep · 73 km away
  14. 2.09 km WSW of Cobb, California · 15938 days ago · 2 km deep · 72 km away
  15. 1.66 km W of Cobb, California · 15939 days ago · 3 km deep · 72 km away
  16. 1.96 km W of Cobb, California · 15940 days ago · 3 km deep · 72 km away
  17. 2.06 km W of Cobb, California · 15940 days ago · 3 km deep · 73 km away
  18. 1.75 km WSW of Cobb, California · 15941 days ago · 0 km deep · 75 km away
  19. 2.49 km SE of Comptche, California · 15942 days ago · -1 km deep · 26 km away
  20. 1.76 km ENE of Willits, California · 15942 days ago · 8 km deep · 8 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1087937. Read Mon, Sep 28, 2026, 7:43 PM UTC.