California earthquakes

M1.6 earthquake 9 km W of Cobb, California

A magnitude 1.6 earthquake struck 9 km W of Cobb, California on Sat, Jul 24, 1976, 12:06 AM PDT (07:06 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M3.0 32 km NNE of Potter Valley, 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
1976-07-24 07:06:03 UTC
Depth
0.7 km (0.4 mi), shallow
Epicenter
38.811° N, 122.831° 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, 0.3 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
52°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 47 in the 30 days before it.

After

  1. 1.5Northern California · 18334 days ago · 0 km deep · 0 km away
  2. 2.56 km NNE of Rohnert Park, California · 18329 days ago · 6 km deep · 49 km away
  3. 1.59 km ESE of Hopland, California · 18329 days ago · 3 km deep · 22 km away
  4. 1.97 km W of Cobb, California · 18327 days ago · 3 km deep · 2 km away
  5. 2.08 km WSW of Cobb, California · 18327 days ago · 4 km deep · 2 km away
  6. 1.816 km WSW of Stonyford, California · 18327 days ago · 10 km deep · 55 km away
  7. 1.85 km N of Windsor, California · 18327 days ago · 5 km deep · 24 km away
  8. 2.0Northern California · 18326 days ago · 1 km deep · 3 km away
  9. 2.29 km NW of Moskowite Corner, California · 18325 days ago · 13 km deep · 59 km away
  10. 1.96 km E of Lucerne, California · 18324 days ago · 1 km deep · 32 km away
  11. 2.16 km W of Cobb, California · 18323 days ago · 3 km deep · 3 km away
  12. 1.56 km W of Cobb, California · 18322 days ago · 4 km deep · 3 km away
  13. 2.26 km W of Cobb, California · 18322 days ago · 4 km deep · 3 km away
  14. 3.04 km WSW of Cobb, California · 18320 days ago · 4 km deep · 6 km away
  15. 1.95 km W of Cobb, California · 18319 days ago · 1 km deep · 4 km away
  16. 2.08 km W of Cobb, California · 18318 days ago · 0 km deep · 1 km away
  17. 1.68 km ESE of Hopland, California · 18318 days ago · 2 km deep · 22 km away
  18. 1.84 km E of Lucerne, California · 18318 days ago · 6 km deep · 31 km away
  19. 2.04 km E of Lucerne, California · 18318 days ago · 7 km deep · 31 km away
  20. 1.83 km E of Lucerne, California · 18318 days ago · 7 km deep · 32 km away
  21. 1.87 km WSW of Cobb, California · 18317 days ago · 4 km deep · 3 km away
  22. 2.07 km SSW of Clear Lake Riviera, California · 18317 days ago · 2 km deep · 11 km away
  23. 2.07 km ENE of Manchester, California · 18317 days ago · 8 km deep · 71 km away
  24. 2.57 km WSW of Cobb, California · 18316 days ago · 4 km deep · 2 km away
  25. 1.97 km WSW of Cobb, California · 18316 days ago · 4 km deep · 2 km away
  26. 1.67 km WSW of Cobb, California · 18316 days ago · 4 km deep · 2 km away
  27. 1.66 km W of Cobb, California · 18315 days ago · 3 km deep · 3 km away
  28. 1.82 km NW of Larkfield-Wikiup, California · 18314 days ago · 3 km deep · 32 km away
  29. 1.66 km W of Cobb, California · 18314 days ago · 3 km deep · 3 km away
  30. 2.4Northern California · 18312 days ago · 2 km deep · 20 km away
  31. 2.12 km ESE of Clear Lake Riviera, California · 18312 days ago · 2 km deep · 19 km away
  32. 2.53 km ESE of Clear Lake Riviera, California · 18312 days ago · 2 km deep · 19 km away
  33. 1.67 km WSW of Cobb, California · 18312 days ago · 2 km deep · 2 km away
  34. 1.92 km ESE of Clear Lake Riviera, California · 18312 days ago · 1 km deep · 19 km away
  35. 1.811 km SW of Hopland, California · 18311 days ago · 0 km deep · 36 km away
  36. 1.96 km W of Cobb, California · 18310 days ago · 4 km deep · 3 km away
  37. 2.23 km ESE of Clear Lake Riviera, California · 18310 days ago · 2 km deep · 19 km away
  38. 3.02 km ESE of Clear Lake Riviera, California · 18310 days ago · 1 km deep · 19 km away
  39. 1.88 km WSW of Cobb, California · 18308 days ago · 0 km deep · 1 km away
  40. 1.77 km WSW of Cobb, California · 18308 days ago · 0 km deep · 2 km away
  41. 1.66 km W of Cobb, California · 18307 days ago · 3 km deep · 3 km away
  42. 1.61 km SE of Clear Lake Riviera, California · 18307 days ago · 0 km deep · 18 km away
  43. 1.67 km W of Cobb, California · 18307 days ago · 1 km deep · 2 km away
  44. 1.53 km SSE of Lower Lake, California · 18307 days ago · 6 km deep · 21 km away
  45. 1.66 km W of Cobb, California · 18306 days ago · 2 km deep · 3 km away
  46. 1.58 km WSW of Cobb, California · 18306 days ago · 4 km deep · 2 km away
  47. 1.54 km ENE of Clear Lake Riviera, California · 18306 days ago · 3 km deep · 22 km away
  48. 2.27 km WSW of Cobb, California · 18305 days ago · 1 km deep · 2 km away
  49. 1.88 km WSW of Cobb, California · 18303 days ago · 0 km deep · 1 km away
  50. 1.68 km WSW of Cobb, California · 18303 days ago · -1 km deep · 1 km away
  51. 1.74 km WSW of Cobb, California · 18303 days ago · 2 km deep · 6 km away
  52. 2.49 km W of Cobb, California · 18302 days ago · 0 km deep · 0 km away
  53. 1.57 km WSW of Cobb, California · 18302 days ago · 1 km deep · 2 km away
  54. 1.610 km N of Cloverdale, California · 18301 days ago · 3 km deep · 19 km away
  55. 1.85 km WSW of Cobb, California · 18301 days ago · 0 km deep · 4 km away
  56. 2.49 km E of Hidden Valley Lake, California · 18300 days ago · 8 km deep · 33 km away
  57. 1.88 km WSW of Cobb, California · 18299 days ago · 4 km deep · 2 km away
  58. 1.81 km S of Sea Ranch, California · 18299 days ago · 1 km deep · 56 km away
  59. 1.76 km WSW of Cobb, California · 18298 days ago · 1 km deep · 3 km away
  60. 2.417 km W of Stonyford, California · 18297 days ago · 11 km deep · 61 km away

The first 60 of 94.

Before

  1. 1.7near the coast of Northern California · 18336 days ago · 7 km deep · 41 km away
  2. 1.910 km ESE of Boonville, California · 18337 days ago · 6 km deep · 41 km away
  3. 2.39 km NNE of Hopland, California · 18337 days ago · 3 km deep · 32 km away
  4. 1.610 km NE of Healdsburg, California · 18337 days ago · 6 km deep · 17 km away
  5. 1.9Northern California · 18338 days ago · 3 km deep · 3 km away
  6. 2.110 km N of Cloverdale, California · 18338 days ago · 4 km deep · 19 km away
  7. 1.510 km N of Cloverdale, California · 18338 days ago · 3 km deep · 19 km away
  8. 1.610 km N of Cloverdale, California · 18338 days ago · 5 km deep · 19 km away
  9. 2.03 km SSE of Clear Lake Riviera, California · 18339 days ago · 3 km deep · 17 km away
  10. 1.73 km SSE of Clear Lake Riviera, California · 18339 days ago · 2 km deep · 17 km away
  11. 1.82 km SSE of Clear Lake Riviera, California · 18339 days ago · 2 km deep · 17 km away
  12. 2.0Northern California · 18339 days ago · 1 km deep · 3 km away
  13. 2.218 km NNE of Upper Lake, California · 18339 days ago · 0 km deep · 56 km away
  14. 2.319 km WSW of Stonyford, California · 18339 days ago · 10 km deep · 54 km away
  15. 1.98 km W of Cobb, California · 18340 days ago · 0 km deep · 1 km away
  16. 1.87 km WSW of Cobb, California · 18341 days ago · 1 km deep · 2 km away
  17. 2.04 km WSW of Cobb, California · 18341 days ago · 2 km deep · 6 km away
  18. 2.39 km NNE of Hopland, California · 18343 days ago · 3 km deep · 32 km away
  19. 1.911 km NNE of Hopland, California · 18344 days ago · 4 km deep · 35 km away
  20. 1.64 km WSW of Cobb, California · 18344 days ago · 2 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1030608. Read Sun, Oct 4, 2026, 8:53 AM UTC.