California earthquakes

M1.8 earthquake 6 km SW of Cobb, California

A magnitude 1.8 earthquake struck 6 km SW of Cobb, California on Sat, Feb 6, 1982, 11:02 PM PST (07:02 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.6 8 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.8 (md), micro
Local time
UTC
1982-02-07 07:02:34 UTC
Depth
1.8 km (1.1 mi), shallow
Epicenter
38.783° N, 122.774° 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, 1.3 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
87°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 145 in the 60 days after this one and 72 in the 30 days before it.

After

  1. 1.74 km WSW of Cobb, California · 16305 days ago · 0 km deep · 2 km away
  2. 3.24 km S of Cobb, California · 16305 days ago · 2 km deep · 5 km away
  3. 1.93 km NE of Kenwood, California · 16305 days ago · 8 km deep · 45 km away
  4. 2.08 km WSW of Cobb, California · 16304 days ago · 0 km deep · 4 km away
  5. 1.84 km NNE of Dixon, California · 16304 days ago · 3 km deep · 91 km away
  6. 1.95 km E of Dixon, California · 16304 days ago · 25 km deep · 96 km away
  7. 2.04 km S of Cobb, California · 16304 days ago · 0 km deep · 4 km away
  8. 1.58 km WSW of Cobb, California · 16303 days ago · 2 km deep · 5 km away
  9. 2.18 km W of Hopland, California · 16303 days ago · 5 km deep · 43 km away
  10. 1.622 km ENE of Potter Valley, California · 16302 days ago · 7 km deep · 68 km away
  11. 1.95 km SW of Cobb, California · 16302 days ago · 0 km deep · 1 km away
  12. 1.68 km WSW of Cobb, California · 16302 days ago · 1 km deep · 4 km away
  13. 1.87 km W of Cobb, California · 16302 days ago · -1 km deep · 5 km away
  14. 2.36 km WSW of Cobb, California · 16301 days ago · -1 km deep · 3 km away
  15. 1.79 km WSW of Cobb, California · 16301 days ago · 2 km deep · 5 km away
  16. 1.68 km WSW of Cobb, California · 16300 days ago · 1 km deep · 5 km away
  17. 1.67 km WSW of Cobb, California · 16300 days ago · 1 km deep · 4 km away
  18. 1.87 km WSW of Cobb, California · 16300 days ago · 1 km deep · 4 km away
  19. 2.49 km WSW of Cobb, California · 16299 days ago · 2 km deep · 5 km away
  20. 1.79 km W of Redwood Valley, California · 16298 days ago · 2 km deep · 71 km away
  21. 2.58 km WSW of Cobb, California · 16298 days ago · 2 km deep · 5 km away
  22. 2.48 km W of Cobb, California · 16297 days ago · 1 km deep · 6 km away
  23. 2.118 km E of Potter Valley, California · 16297 days ago · 5 km deep · 62 km away
  24. 3.17 km WSW of Cobb, California · 16297 days ago · 3 km deep · 4 km away
  25. 2.28 km WSW of Cobb, California · 16297 days ago · 3 km deep · 4 km away
  26. 2.08 km ENE of Potter Valley, California · 16296 days ago · 10 km deep · 66 km away
  27. 2.519 km NNE of Upper Lake, California · 16296 days ago · 3 km deep · 61 km away
  28. 1.56 km W of Cobb, California · 16295 days ago · 3 km deep · 5 km away
  29. 1.65 km SE of Santa Rosa, California · 16294 days ago · 8 km deep · 43 km away
  30. 1.74 km WSW of Cobb, California · 16294 days ago · 1 km deep · 2 km away
  31. 1.95 km S of Calistoga, California · 16293 days ago · 2 km deep · 32 km away
  32. 2.05 km N of Windsor, California · 16293 days ago · 7 km deep · 21 km away
  33. 1.81 km SE of Occidental, California · 16292 days ago · 6 km deep · 45 km away
  34. 2.47 km WSW of Cobb, California · 16291 days ago · 0 km deep · 4 km away
  35. 2.56 km WSW of Cobb, California · 16291 days ago · 1 km deep · 4 km away
  36. 1.65 km WSW of Glen Ellen, California · 16290 days ago · 7 km deep · 52 km away
  37. 1.56 km W of Cobb, California · 16290 days ago · 0 km deep · 4 km away
  38. 1.8Northern California · 16290 days ago · 5 km deep · 30 km away
  39. 2.56 km WNW of Princeton, California · 16289 days ago · 15 km deep · 94 km away
  40. 1.66 km W of Cobb, California · 16288 days ago · 0 km deep · 4 km away
  41. 1.59 km WSW of Cobb, California · 16288 days ago · 1 km deep · 5 km away
  42. 1.67 km WSW of Cobb, California · 16288 days ago · 0 km deep · 4 km away
  43. 2.35 km NW of Princeton, California · 16287 days ago · 15 km deep · 96 km away
  44. 1.517 km NNE of Lucerne, California · 16286 days ago · 7 km deep · 49 km away
  45. 2.06 km W of Cobb, California · 16285 days ago · 3 km deep · 4 km away
  46. 1.66 km W of Cobb, California · 16285 days ago · 3 km deep · 4 km away
  47. 1.54 km SE of Clear Lake Riviera, California · 16285 days ago · 2 km deep · 18 km away
  48. 1.56 km WSW of Cobb, California · 16285 days ago · 3 km deep · 3 km away
  49. 1.68 km W of Middletown, California · 16284 days ago · 0 km deep · 7 km away
  50. 1.76 km W of Cobb, California · 16284 days ago · 3 km deep · 4 km away
  51. 2.39 km WSW of Cobb, California · 16284 days ago · 2 km deep · 5 km away
  52. 3.35 km SW of Cobb, California · 16284 days ago · 4 km deep · 1 km away
  53. 1.86 km SW of Cobb, California · 16284 days ago · 4 km deep · 1 km away
  54. 1.85 km SW of Cobb, California · 16284 days ago · 0 km deep · 1 km away
  55. 1.72 km NNE of Lakeport, California · 16284 days ago · 6 km deep · 33 km away
  56. 1.52 km SSE of North Lakeport, California · 16284 days ago · 8 km deep · 34 km away
  57. 2.06 km W of Cobb, California · 16284 days ago · 3 km deep · 4 km away
  58. 1.67 km WSW of Cobb, California · 16283 days ago · 1 km deep · 4 km away
  59. 2.49 km WSW of Cobb, California · 16282 days ago · 1 km deep · 6 km away
  60. 1.64 km WSW of Cobb, California · 16281 days ago · 1 km deep · 2 km away

The first 60 of 145.

Before

  1. 1.89 km WSW of Cobb, California · 16306 days ago · 0 km deep · 5 km away
  2. 1.76 km E of Rohnert Park, California · 16306 days ago · 6 km deep · 50 km away
  3. 1.74 km NW of Princeton, California · 16306 days ago · 15 km deep · 95 km away
  4. 3.05 km NW of Princeton, California · 16306 days ago · 17 km deep · 96 km away
  5. 1.72 km WNW of Princeton, California · 16306 days ago · 15 km deep · 95 km away
  6. 1.72 km WSW of Princeton, California · 16306 days ago · 12 km deep · 93 km away
  7. 2.44 km E of Allendale, California · 16307 days ago · 11 km deep · 85 km away
  8. 1.627 km NNE of Potter Valley, California · 16308 days ago · 9 km deep · 87 km away
  9. 1.810 km WSW of Cobb, California · 16308 days ago · 2 km deep · 6 km away
  10. 1.63 km NNW of Elmira, California · 16308 days ago · 4 km deep · 86 km away
  11. 1.68 km WSW of Cobb, California · 16309 days ago · 2 km deep · 5 km away
  12. 2.58 km NNW of Redwood Valley, California · 16309 days ago · 3 km deep · 73 km away
  13. 1.67 km W of Cobb, California · 16309 days ago · -1 km deep · 5 km away
  14. 1.56 km ESE of Potter Valley, California · 16311 days ago · 10 km deep · 62 km away
  15. 2.37 km W of Cobb, California · 16312 days ago · 0 km deep · 4 km away
  16. 1.56 km W of Cobb, California · 16313 days ago · 3 km deep · 5 km away
  17. 2.54 km WSW of Cobb, California · 16313 days ago · 0 km deep · 2 km away
  18. 1.95 km NW of Elk Creek, California · 16314 days ago · 8 km deep · 96 km away
  19. 2.67 km WSW of Cobb, California · 16314 days ago · 0 km deep · 4 km away
  20. 2.15 km NE of Santa Rosa, California · 16315 days ago · 9 km deep · 35 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1071872. Read Tue, Sep 29, 2026, 2:34 PM UTC.