California earthquakes

M1.6 earthquake 7 km WSW of Cobb, California

A magnitude 1.6 earthquake struck 7 km WSW of Cobb, California on Thu, Feb 13, 1986, 2:31 AM PST (10:31 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M3.6 7 km W of Cobb, California. This one was a foreshock.

Cobb 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1986-02-13 10:31:18 UTC
Depth
0.6 km (0.4 mi), shallow
Epicenter
38.803° N, 122.802° 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, 0.4 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
70°
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: 177 in the 60 days after this one and 113 in the 30 days before it.

After

  1. 1.64 km S of Cobb, California · 14840 days ago · 0 km deep · 7 km away
  2. 1.64 km W of Cobb, California · 14839 days ago · 0 km deep · 3 km away
  3. 2.78 km WSW of Cobb, California · 14839 days ago · 2 km deep · 1 km away
  4. 1.66 km W of Cobb, California · 14839 days ago · 3 km deep · 2 km away
  5. 2.64 km SW of Cobb, California · 14837 days ago · 3 km deep · 3 km away
  6. 2.34 km WSW of Cobb, California · 14837 days ago · 4 km deep · 3 km away
  7. 2.99 km W of Cobb, California · 14836 days ago · 2 km deep · 3 km away
  8. 3.24 km WSW of Cobb, California · 14836 days ago · 3 km deep · 2 km away
  9. 3.57 km NW of Brooktrails, California · 14835 days ago · -1 km deep · 94 km away
  10. 3.37 km W of Cobb, California · 14834 days ago · 4 km deep · 2 km away
  11. 2.65 km WNW of Cobb, California · 14834 days ago · 2 km deep · 5 km away
  12. 2.95 km WNW of Cobb, California · 14834 days ago · 2 km deep · 5 km away
  13. 2.04 km SSW of Cobb, California · 14832 days ago · 1 km deep · 5 km away
  14. 2.46 km W of Cobb, California · 14831 days ago · 0 km deep · 2 km away
  15. 2.16 km W of Cobb, California · 14831 days ago · 1 km deep · 3 km away
  16. 1.69 km W of Cobb, California · 14831 days ago · 1 km deep · 3 km away
  17. 2.09 km WSW of Cobb, California · 14831 days ago · 1 km deep · 3 km away
  18. 2.37 km WSW of Cobb, California · 14831 days ago · 0 km deep · 1 km away
  19. 1.68 km WSW of Cobb, California · 14830 days ago · 1 km deep · 1 km away
  20. 1.95 km WSW of Cobb, California · 14830 days ago · 0 km deep · 2 km away
  21. 1.85 km WSW of Cobb, California · 14830 days ago · -1 km deep · 2 km away
  22. 2.56 km ENE of Williams, California · 14830 days ago · 4 km deep · 75 km away
  23. 1.96 km W of Cobb, California · 14829 days ago · -1 km deep · 1 km away
  24. 1.5Northern California · 14829 days ago · 1 km deep · 3 km away
  25. 1.95 km WSW of Cobb, California · 14829 days ago · 1 km deep · 2 km away
  26. 2.35 km WSW of Cobb, California · 14829 days ago · 1 km deep · 2 km away
  27. 2.37 km WSW of Cobb, California · 14828 days ago · 2 km deep · 1 km away
  28. 1.821 km NE of Potter Valley, California · 14828 days ago · 6 km deep · 74 km away
  29. 1.85 km S of Moskowite Corner, California · 14827 days ago · 2 km deep · 69 km away
  30. 1.65 km WSW of Cobb, California · 14827 days ago · 4 km deep · 2 km away
  31. 1.87 km W of Cobb, California · 14827 days ago · 1 km deep · 2 km away
  32. 1.57 km WSW of Cobb, California · 14826 days ago · 0 km deep · 1 km away
  33. 2.27 km WSW of Cobb, California · 14826 days ago · 0 km deep · 1 km away
  34. 1.5Northern California · 14825 days ago · 1 km deep · 2 km away
  35. 2.22 km ENE of Calpella, California · 14824 days ago · 6 km deep · 58 km away
  36. 1.812 km ENE of Lower Lake, California · 14824 days ago · 11 km deep · 32 km away
  37. 2.36 km ENE of Rohnert Park, California · 14823 days ago · 6 km deep · 52 km away
  38. 2.25 km WSW of Cobb, California · 14823 days ago · 1 km deep · 2 km away
  39. 2.46 km W of Cobb, California · 14823 days ago · 4 km deep · 2 km away
  40. 1.719 km NE of Upper Lake, California · 14822 days ago · 9 km deep · 57 km away
  41. 1.98 km WNW of Cobb, California · 14822 days ago · 1 km deep · 5 km away
  42. 1.67 km W of Cobb, California · 14822 days ago · 4 km deep · 1 km away
  43. 1.87 km W of Cobb, California · 14821 days ago · 3 km deep · 1 km away
  44. 1.77 km W of Cobb, California · 14821 days ago · 3 km deep · 1 km away
  45. 1.97 km WSW of Cobb, California · 14821 days ago · 0 km deep · 1 km away
  46. 1.59 km NNE of Larkfield-Wikiup, California · 14821 days ago · 1 km deep · 24 km away
  47. 2.25 km W of Cobb, California · 14821 days ago · -1 km deep · 3 km away
  48. 1.56 km SW of Cobb, California · 14821 days ago · 2 km deep · 2 km away
  49. 2.23 km SSW of Guinda, California · 14820 days ago · 6 km deep · 51 km away
  50. 1.610 km N of Cloverdale, California · 14820 days ago · -1 km deep · 21 km away
  51. 1.65 km WSW of Cobb, California · 14820 days ago · 3 km deep · 2 km away
  52. 1.97 km WSW of Cobb, California · 14819 days ago · 0 km deep · 1 km away
  53. 2.119 km NNE of Upper Lake, California · 14819 days ago · 0 km deep · 58 km away
  54. 2.119 km NNE of Upper Lake, California · 14819 days ago · 5 km deep · 58 km away
  55. 2.26 km W of Cobb, California · 14819 days ago · -1 km deep · 3 km away
  56. 1.71 km SE of Clear Lake Riviera, California · 14819 days ago · 2 km deep · 18 km away
  57. 1.96 km SSW of Calistoga, California · 14818 days ago · 4 km deep · 35 km away
  58. 2.3Northern California · 14817 days ago · 4 km deep · 1 km away
  59. 2.58 km W of Cobb, California · 14817 days ago · 1 km deep · 2 km away
  60. 1.89 km W of Cobb, California · 14817 days ago · -1 km deep · 3 km away

The first 60 of 177.

Before

  1. 2.417 km WSW of Elk Creek, California · 14840 days ago · 3 km deep · 80 km away
  2. 2.06 km W of Cobb, California · 14841 days ago · 1 km deep · 3 km away
  3. 2.18 km W of Cobb, California · 14841 days ago · 1 km deep · 3 km away
  4. 1.55 km SW of Cobb, California · 14841 days ago · 1 km deep · 3 km away
  5. 1.57 km W of Cobb, California · 14841 days ago · 1 km deep · 3 km away
  6. 1.66 km WNW of Cobb, California · 14841 days ago · 1 km deep · 4 km away
  7. 2.97 km E of Lower Lake, California · 14842 days ago · -1 km deep · 27 km away
  8. 2.27 km ESE of Lower Lake, California · 14842 days ago · 4 km deep · 25 km away
  9. 1.86 km W of Cobb, California · 14842 days ago · 3 km deep · 2 km away
  10. 2.66 km W of Cobb, California · 14842 days ago · 3 km deep · 2 km away
  11. 2.47 km E of Lower Lake, California · 14843 days ago · 4 km deep · 27 km away
  12. 1.86 km WSW of Cobb, California · 14843 days ago · 3 km deep · 1 km away
  13. 1.69 km E of Lower Lake, California · 14843 days ago · 4 km deep · 29 km away
  14. 1.67 km W of Cobb, California · 14844 days ago · 3 km deep · 2 km away
  15. 2.06 km W of Cobb, California · 14844 days ago · 3 km deep · 2 km away
  16. 1.75 km SW of Cobb, California · 14844 days ago · 0 km deep · 3 km away
  17. 2.37 km W of Cobb, California · 14844 days ago · 4 km deep · 1 km away
  18. 1.75 km SW of Cobb, California · 14845 days ago · 0 km deep · 4 km away
  19. 2.39 km W of Cobb, California · 14845 days ago · 1 km deep · 2 km away
  20. 2.37 km WSW of Cobb, California · 14846 days ago · 1 km deep · 0 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc66517. Read Thu, Oct 1, 2026, 7:40 AM UTC.