California earthquakes

M1.6 earthquake 8 km W of Cobb, California

A magnitude 1.6 earthquake struck 8 km W of Cobb, California on Mon, Jun 13, 1983, 1:07 AM PDT (08:07 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.6 2 km SSE of Point Arena, 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
1983-06-13 08:07:22 UTC
Depth
-0.3 km (-0.2 mi), shallow
Epicenter
38.808° N, 122.815° 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
±0.17
Depth from
From location
Station coverage gap
82°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 188 in the 60 days after this one and 70 in the 30 days before it.

After

  1. 1.611 km NE of Hopland, California · 15817 days ago · 6 km deep · 34 km away
  2. 1.98 km NW of Moskowite Corner, California · 15817 days ago · 24 km deep · 60 km away
  3. 1.86 km W of Cobb, California · 15817 days ago · 1 km deep · 2 km away
  4. 2.97 km WSW of Cobb, California · 15817 days ago · 2 km deep · 1 km away
  5. 2.97 km W of Cobb, California · 15817 days ago · 4 km deep · 1 km away
  6. 1.9Northern California · 15816 days ago · 3 km deep · 1 km away
  7. 1.89 km WSW of Cobb, California · 15816 days ago · 1 km deep · 1 km away
  8. 1.79 km WSW of Cobb, California · 15816 days ago · 2 km deep · 1 km away
  9. 2.11 km SSW of Redwood Valley, California · 15815 days ago · 7 km deep · 61 km away
  10. 2.00 km SSW of Redwood Valley, California · 15815 days ago · 6 km deep · 61 km away
  11. 1.60 km S of Redwood Valley, California · 15815 days ago · 5 km deep · 61 km away
  12. 1.66 km W of Cobb, California · 15814 days ago · 3 km deep · 2 km away
  13. 2.09 km WSW of Cobb, California · 15814 days ago · 2 km deep · 1 km away
  14. 1.77 km S of Cobb, California · 15814 days ago · 0 km deep · 11 km away
  15. 1.519 km NE of Upper Lake, California · 15814 days ago · 7 km deep · 53 km away
  16. 2.015 km E of Potter Valley, California · 15813 days ago · 9 km deep · 60 km away
  17. 1.76 km ENE of Penngrove, California · 15813 days ago · 5 km deep · 57 km away
  18. 1.66 km W of Cobb, California · 15812 days ago · 3 km deep · 2 km away
  19. 2.13 km ESE of Clearlake, California · 15812 days ago · 3 km deep · 25 km away
  20. 2.16 km WSW of Cobb, California · 15811 days ago · 4 km deep · 2 km away
  21. 2.52 km W of Clear Lake Riviera, California · 15811 days ago · 4 km deep · 17 km away
  22. 1.99 km WSW of Cobb, California · 15811 days ago · 0 km deep · 2 km away
  23. 1.53 km W of Clear Lake Riviera, California · 15811 days ago · 4 km deep · 17 km away
  24. 1.63 km W of Clear Lake Riviera, California · 15810 days ago · 4 km deep · 17 km away
  25. 1.612 km N of Brooktrails, California · 15810 days ago · 7 km deep · 95 km away
  26. 1.53 km W of Clear Lake Riviera, California · 15810 days ago · 0 km deep · 17 km away
  27. 2.62 km W of Clear Lake Riviera, California · 15810 days ago · 3 km deep · 17 km away
  28. 2.43 km W of Clear Lake Riviera, California · 15810 days ago · 3 km deep · 17 km away
  29. 1.73 km W of Clear Lake Riviera, California · 15810 days ago · 3 km deep · 17 km away
  30. 3.26 km W of Cobb, California · 15810 days ago · 4 km deep · 2 km away
  31. 1.65 km W of Cobb, California · 15810 days ago · 1 km deep · 3 km away
  32. 1.86 km SW of Cobb, California · 15810 days ago · 1 km deep · 3 km away
  33. 1.54 km W of Clear Lake Riviera, California · 15810 days ago · 3 km deep · 16 km away
  34. 1.99 km WSW of Cobb, California · 15809 days ago · 1 km deep · 1 km away
  35. 1.64 km W of Clear Lake Riviera, California · 15809 days ago · 4 km deep · 17 km away
  36. 1.96 km E of Clearlake Oaks, California · 15807 days ago · 2 km deep · 30 km away
  37. 1.76 km W of Cobb, California · 15807 days ago · 3 km deep · 2 km away
  38. 1.76 km S of Green Valley, California · 15807 days ago · 7 km deep · 89 km away
  39. 1.61 km ESE of Geyserville, California · 15806 days ago · 5 km deep · 13 km away
  40. 2.06 km WSW of Cobb, California · 15806 days ago · 3 km deep · 2 km away
  41. 1.57 km WSW of Cobb, California · 15805 days ago · 1 km deep · 1 km away
  42. 1.714 km ENE of Potter Valley, California · 15805 days ago · -1 km deep · 65 km away
  43. 2.519 km NE of Potter Valley, California · 15805 days ago · 7 km deep · 72 km away
  44. 1.84 km WSW of Cobb, California · 15804 days ago · 2 km deep · 4 km away
  45. 2.67 km WSW of Cobb, California · 15804 days ago · 1 km deep · 2 km away
  46. 1.85 km N of Cobb, California · 15804 days ago · 0 km deep · 12 km away
  47. 1.87 km WSW of Cobb, California · 15804 days ago · 2 km deep · 1 km away
  48. 1.84 km E of Boonville, California · 15804 days ago · 7 km deep · 49 km away
  49. 1.84 km W of Cobb, California · 15803 days ago · 0 km deep · 3 km away
  50. 2.16 km ENE of Santa Rosa, California · 15803 days ago · 10 km deep · 41 km away
  51. 2.57 km W of Cobb, California · 15803 days ago · 0 km deep · 1 km away
  52. 1.78 km WSW of Cobb, California · 15802 days ago · 4 km deep · 2 km away
  53. 1.73 km W of Clear Lake Riviera, California · 15802 days ago · 5 km deep · 17 km away
  54. 1.56 km ENE of Healdsburg, California · 15802 days ago · 3 km deep · 20 km away
  55. 1.77 km WSW of Cobb, California · 15802 days ago · 3 km deep · 1 km away
  56. 1.65 km SSE of Clear Lake Riviera, California · 15800 days ago · 4 km deep · 15 km away
  57. 2.49 km WSW of Cobb, California · 15800 days ago · 2 km deep · 1 km away
  58. 1.713 km ESE of Hidden Valley Lake, California · 15800 days ago · 2 km deep · 35 km away
  59. 2.36 km W of Cobb, California · 15799 days ago · 3 km deep · 2 km away
  60. 2.18 km WSW of Cobb, California · 15799 days ago · 0 km deep · 1 km away

The first 60 of 188.

Before

  1. 1.97 km NE of Talmage, California · 15817 days ago · 19 km deep · 49 km away
  2. 1.57 km W of Cobb, California · 15818 days ago · 3 km deep · 1 km away
  3. 2.07 km W of Cobb, California · 15818 days ago · 3 km deep · 1 km away
  4. 2.37 km W of Cobb, California · 15818 days ago · 4 km deep · 1 km away
  5. 2.37 km W of Cobb, California · 15818 days ago · 4 km deep · 1 km away
  6. 2.14 km W of Cobb, California · 15819 days ago · 0 km deep · 3 km away
  7. 1.67 km WSW of Cobb, California · 15819 days ago · 3 km deep · 1 km away
  8. 2.27 km W of Cobb, California · 15819 days ago · 1 km deep · 1 km away
  9. 3.47 km WSW of Cobb, California · 15819 days ago · 3 km deep · 1 km away
  10. 2.18 km WSW of Cobb, California · 15819 days ago · 2 km deep · 1 km away
  11. 1.88 km WSW of Cobb, California · 15819 days ago · 1 km deep · 0 km away
  12. 2.08 km WSW of Cobb, California · 15819 days ago · 0 km deep · 1 km away
  13. 1.78 km WSW of Cobb, California · 15819 days ago · 1 km deep · 1 km away
  14. 2.225 km SE of Covelo, California · 15821 days ago · 6 km deep · 92 km away
  15. 2.013 km ENE of Clearlake Oaks, California · 15821 days ago · 9 km deep · 38 km away
  16. 1.97 km W of Cobb, California · 15821 days ago · 3 km deep · 2 km away
  17. 1.78 km S of Cobb, California · 15822 days ago · 1 km deep · 11 km away
  18. 1.57 km WSW of Cobb, California · 15822 days ago · 1 km deep · 1 km away
  19. 1.66 km E of Clearlake Oaks, California · 15823 days ago · -1 km deep · 30 km away
  20. 2.16 km W of Cobb, California · 15823 days ago · 4 km deep · 2 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1096733. Read Fri, Oct 2, 2026, 5:18 PM UTC.