California earthquakes

M1.5 earthquake 6 km WSW of Cobb, California

A magnitude 1.5 earthquake struck 6 km WSW of Cobb, California on Mon, Nov 29, 1976, 2:06 PM PST (22:06 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M3.5 Northern 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.5 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1976-11-29 22:06:32 UTC
Depth
-0.6 km (-0.3 mi), shallow
Epicenter
38.807° N, 122.792° 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 0.2 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
67°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 109 in the 60 days after this one and 51 in the 30 days before it.

After

  1. 1.74 km E of Soda Bay, California · 18206 days ago · -1 km deep · 22 km away
  2. 2.36 km W of Cobb, California · 18204 days ago · 3 km deep · 1 km away
  3. 2.00 km ENE of Larkfield-Wikiup, California · 18204 days ago · 3 km deep · 33 km away
  4. 2.911 km N of Potter Valley, California · 18203 days ago · 1 km deep · 74 km away
  5. 2.03 km NNE of Potter Valley, California · 18203 days ago · -1 km deep · 66 km away
  6. 1.65 km NNE of Clearlake, California · 18203 days ago · 2 km deep · 28 km away
  7. 1.95 km SW of Philo, California · 18203 days ago · 0 km deep · 65 km away
  8. 2.06 km N of Cobb, California · 18202 days ago · 1 km deep · 11 km away
  9. 1.88 km W of Cobb, California · 18202 days ago · 0 km deep · 2 km away
  10. 2.47 km WSW of Cobb, California · 18202 days ago · 2 km deep · 1 km away
  11. 1.64 km E of Lucerne, California · 18202 days ago · 5 km deep · 32 km away
  12. 1.86 km W of Cobb, California · 18199 days ago · 0 km deep · 1 km away
  13. 1.56 km SSE of Clear Lake Riviera, California · 18199 days ago · 4 km deep · 15 km away
  14. 2.06 km W of Lower Lake, California · 18199 days ago · 4 km deep · 14 km away
  15. 1.64 km W of Cobb, California · 18199 days ago · 3 km deep · 3 km away
  16. 2.24 km WSW of Lower Lake, California · 18199 days ago · 3 km deep · 15 km away
  17. 2.09 km NE of Healdsburg, California · 18199 days ago · 7 km deep · 15 km away
  18. 1.55 km WSW of Cobb, California · 18197 days ago · 0 km deep · 0 km away
  19. 2.50 km W of Larkfield-Wikiup, California · 18195 days ago · 6 km deep · 33 km away
  20. 2.06 km W of Cobb, California · 18195 days ago · 3 km deep · 2 km away
  21. 2.56 km W of Cobb, California · 18193 days ago · 3 km deep · 1 km away
  22. 1.86 km W of Cobb, California · 18193 days ago · 4 km deep · 1 km away
  23. 1.87 km W of Cobb, California · 18192 days ago · 2 km deep · 2 km away
  24. 2.06 km WSW of Cobb, California · 18192 days ago · 3 km deep · 1 km away
  25. 1.919 km W of Stonyford, California · 18192 days ago · 0 km deep · 65 km away
  26. 1.812 km NNE of Upper Lake, California · 18192 days ago · 7 km deep · 52 km away
  27. 2.218 km NE of Potter Valley, California · 18188 days ago · 7 km deep · 70 km away
  28. 2.15 km WSW of Cobb, California · 18188 days ago · 0 km deep · 0 km away
  29. 1.82 km SSE of Talmage, California · 18188 days ago · 5 km deep · 47 km away
  30. 3.25 km WSW of Cobb, California · 18188 days ago · 0 km deep · 0 km away
  31. 2.06 km W of Cobb, California · 18188 days ago · 3 km deep · 1 km away
  32. 2.85 km WSW of Cobb, California · 18188 days ago · 0 km deep · 0 km away
  33. 2.010 km ESE of Hidden Valley Lake, California · 18188 days ago · 5 km deep · 30 km away
  34. 2.46 km WSW of Cobb, California · 18188 days ago · 0 km deep · 0 km away
  35. 1.85 km WSW of Cobb, California · 18188 days ago · 0 km deep · 0 km away
  36. 1.77 km W of Cobb, California · 18186 days ago · 3 km deep · 2 km away
  37. 1.93 km S of Geyserville, California · 18186 days ago · 7 km deep · 17 km away
  38. 1.79 km ESE of Hidden Valley Lake, California · 18186 days ago · -1 km deep · 29 km away
  39. 1.65 km W of Cobb, California · 18185 days ago · 1 km deep · 2 km away
  40. 1.911 km ESE of Hidden Valley Lake, California · 18185 days ago · -1 km deep · 32 km away
  41. 2.28 km ESE of Hidden Valley Lake, California · 18184 days ago · -1 km deep · 29 km away
  42. 3.5Northern California · 18184 days ago · 1 km deep · 2 km away
  43. 1.96 km W of Cobb, California · 18184 days ago · 0 km deep · 2 km away
  44. 1.86 km W of Cobb, California · 18183 days ago · 0 km deep · 2 km away
  45. 2.1Northern California · 18183 days ago · 9 km deep · 32 km away
  46. 1.510 km W of Cobb, California · 18183 days ago · 1 km deep · 4 km away
  47. 2.76 km W of Cobb, California · 18183 days ago · 3 km deep · 1 km away
  48. 1.6Northern California · 18183 days ago · 3 km deep · 2 km away
  49. 3.48 km WSW of Cobb, California · 18183 days ago · 4 km deep · 2 km away
  50. 2.96 km W of Cobb, California · 18182 days ago · 4 km deep · 2 km away
  51. 2.218 km NE of Nice, California · 18180 days ago · 3 km deep · 50 km away
  52. 1.816 km SW of Stonyford, California · 18180 days ago · 1 km deep · 54 km away
  53. 1.90 km NNE of Larkfield-Wikiup, California · 18179 days ago · 4 km deep · 32 km away
  54. 2.59 km W of Cobb, California · 18179 days ago · 0 km deep · 3 km away
  55. 1.8Northern California · 18177 days ago · 0 km deep · 3 km away
  56. 1.67 km SW of Calistoga, California · 18177 days ago · 5 km deep · 34 km away
  57. 2.46 km NNE of Penngrove, California · 18176 days ago · 7 km deep · 53 km away
  58. 2.05 km NNE of Penngrove, California · 18176 days ago · 5 km deep · 53 km away
  59. 2.43 km SSE of Moskowite Corner, California · 18176 days ago · 12 km deep · 69 km away
  60. 2.04 km WSW of Cobb, California · 18175 days ago · 3 km deep · 1 km away

The first 60 of 109.

Before

  1. 1.54 km E of Soda Bay, California · 18206 days ago · -1 km deep · 22 km away
  2. 1.67 km W of Cobb, California · 18206 days ago · 3 km deep · 2 km away
  3. 2.84 km WSW of Cobb, California · 18206 days ago · 4 km deep · 2 km away
  4. 2.011 km NE of Healdsburg, California · 18206 days ago · 6 km deep · 15 km away
  5. 2.27 km W of Cobb, California · 18208 days ago · 4 km deep · 2 km away
  6. 2.06 km WSW of Cobb, California · 18208 days ago · 4 km deep · 1 km away
  7. 2.112 km ENE of Clearlake, California · 18208 days ago · 17 km deep · 33 km away
  8. 2.411 km NE of Upper Lake, California · 18208 days ago · 8 km deep · 46 km away
  9. 1.58 km WSW of Cobb, California · 18209 days ago · 4 km deep · 2 km away
  10. 1.92 km ESE of Boonville, California · 18210 days ago · 5 km deep · 52 km away
  11. 2.117 km NE of Nice, California · 18211 days ago · 7 km deep · 49 km away
  12. 1.811 km NE of Nice, California · 18211 days ago · 8 km deep · 42 km away
  13. 2.218 km WSW of Lodoga, California · 18211 days ago · 8 km deep · 50 km away
  14. 2.214 km NE of Nice, California · 18211 days ago · 9 km deep · 45 km away
  15. 2.117 km NE of Nice, California · 18211 days ago · 9 km deep · 48 km away
  16. 1.616 km NE of Nice, California · 18211 days ago · 3 km deep · 48 km away
  17. 1.96 km NNE of Lucerne, California · 18211 days ago · 5 km deep · 37 km away
  18. 2.74 km W of Stonyford, California · 18211 days ago · 14 km deep · 66 km away
  19. 2.27 km SW of Stonyford, California · 18211 days ago · 7 km deep · 60 km away
  20. 2.215 km NE of Nice, California · 18211 days ago · 8 km deep · 47 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1032544. Read Sun, Oct 4, 2026, 5:07 PM UTC.