California earthquakes

M2.4 earthquake 4 km E of Allendale, California

A magnitude 2.4 earthquake struck 4 km E of Allendale, California on Fri, Feb 5, 1982, 6:06 AM PST (14:06 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.6 8 km W of Cobb, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.4 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1982-02-05 14:06:22 UTC
Depth
11.0 km (6.8 mi), shallow
Epicenter
38.452° N, 121.887° 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 0.8 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
170°
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: 174 in the 60 days after this one and 72 in the 30 days before it.

After

  1. 1.73 km SE of North Gate, California · 16308 days ago · 12 km deep · 63 km away
  2. 1.76 km E of Rohnert Park, California · 16308 days ago · 6 km deep · 66 km away
  3. 1.89 km WSW of Cobb, California · 16308 days ago · 0 km deep · 90 km away
  4. 1.86 km SW of Cobb, California · 16307 days ago · 2 km deep · 85 km away
  5. 1.74 km WSW of Cobb, California · 16307 days ago · 0 km deep · 86 km away
  6. 3.24 km S of Cobb, California · 16307 days ago · 2 km deep · 81 km away
  7. 1.93 km NE of Kenwood, California · 16307 days ago · 8 km deep · 55 km away
  8. 1.911 km E of Blackhawk, California · 16307 days ago · 9 km deep · 70 km away
  9. 2.08 km WSW of Cobb, California · 16306 days ago · 0 km deep · 89 km away
  10. 1.84 km NNE of Dixon, California · 16306 days ago · 3 km deep · 9 km away
  11. 1.95 km E of Dixon, California · 16306 days ago · 25 km deep · 11 km away
  12. 2.04 km S of Cobb, California · 16306 days ago · 0 km deep · 82 km away
  13. 1.58 km WSW of Cobb, California · 16305 days ago · 2 km deep · 90 km away
  14. 2.15 km ENE of Citrus Heights, California · 16305 days ago · 16 km deep · 65 km away
  15. 1.80 km SE of Concord, California · 16305 days ago · 9 km deep · 55 km away
  16. 1.95 km SW of Cobb, California · 16304 days ago · 0 km deep · 86 km away
  17. 1.68 km WSW of Cobb, California · 16304 days ago · 1 km deep · 90 km away
  18. 1.87 km W of Cobb, California · 16304 days ago · -1 km deep · 90 km away
  19. 2.36 km WSW of Cobb, California · 16303 days ago · -1 km deep · 88 km away
  20. 2.01 km NNE of Clayton, California · 16303 days ago · 3 km deep · 56 km away
  21. 1.79 km WSW of Cobb, California · 16303 days ago · 2 km deep · 90 km away
  22. 2.84 km SSE of Rocklin, California · 16303 days ago · 10 km deep · 67 km away
  23. 1.68 km WSW of Cobb, California · 16302 days ago · 1 km deep · 90 km away
  24. 1.67 km WSW of Cobb, California · 16302 days ago · 1 km deep · 89 km away
  25. 1.87 km WSW of Cobb, California · 16302 days ago · 1 km deep · 89 km away
  26. 1.68 km N of Pittsburg, California · 16302 days ago · 19 km deep · 39 km away
  27. 1.612 km ESE of Livermore, California · 16301 days ago · 8 km deep · 94 km away
  28. 2.49 km WSW of Cobb, California · 16301 days ago · 2 km deep · 90 km away
  29. 2.58 km WSW of Cobb, California · 16300 days ago · 2 km deep · 90 km away
  30. 2.411 km SW of Brentwood, California · 16300 days ago · 18 km deep · 68 km away
  31. 2.48 km W of Cobb, California · 16299 days ago · 1 km deep · 91 km away
  32. 3.17 km WSW of Cobb, California · 16299 days ago · 3 km deep · 89 km away
  33. 2.28 km WSW of Cobb, California · 16299 days ago · 3 km deep · 89 km away
  34. 2.14 km SE of Pittsburg, California · 16297 days ago · 18 km deep · 50 km away
  35. 1.56 km W of Cobb, California · 16297 days ago · 3 km deep · 89 km away
  36. 1.65 km SE of Santa Rosa, California · 16296 days ago · 8 km deep · 68 km away
  37. 1.74 km WSW of Cobb, California · 16296 days ago · 1 km deep · 86 km away
  38. 1.95 km S of Calistoga, California · 16295 days ago · 2 km deep · 62 km away
  39. 2.05 km N of Windsor, California · 16295 days ago · 7 km deep · 82 km away
  40. 1.81 km SE of Occidental, California · 16294 days ago · 6 km deep · 92 km away
  41. 2.47 km WSW of Cobb, California · 16293 days ago · 0 km deep · 89 km away
  42. 1.65 km SSW of Antioch, California · 16293 days ago · 11 km deep · 56 km away
  43. 1.6Northern California · 16293 days ago · 11 km deep · 56 km away
  44. 2.01 km SE of Diablo, California · 16293 days ago · 8 km deep · 70 km away
  45. 2.56 km WSW of Cobb, California · 16293 days ago · 1 km deep · 89 km away
  46. 1.72 km WSW of Oakley, California · 16292 days ago · 9 km deep · 53 km away
  47. 1.65 km WSW of Glen Ellen, California · 16292 days ago · 7 km deep · 62 km away
  48. 1.56 km W of Cobb, California · 16292 days ago · 0 km deep · 89 km away
  49. 1.8Northern California · 16292 days ago · 5 km deep · 66 km away
  50. 1.66 km W of Cobb, California · 16290 days ago · 0 km deep · 88 km away
  51. 1.59 km WSW of Cobb, California · 16290 days ago · 1 km deep · 91 km away
  52. 1.67 km WSW of Cobb, California · 16290 days ago · 0 km deep · 89 km away
  53. 1.82 km NW of Muir Beach, California · 16289 days ago · 3 km deep · 89 km away
  54. 2.06 km W of Cobb, California · 16287 days ago · 3 km deep · 89 km away
  55. 1.66 km W of Cobb, California · 16287 days ago · 3 km deep · 89 km away
  56. 1.54 km SE of Clear Lake Riviera, California · 16287 days ago · 2 km deep · 87 km away
  57. 1.56 km WSW of Cobb, California · 16287 days ago · 3 km deep · 88 km away
  58. 1.68 km W of Middletown, California · 16286 days ago · 0 km deep · 79 km away
  59. 1.76 km W of Cobb, California · 16286 days ago · 3 km deep · 89 km away
  60. 2.39 km WSW of Cobb, California · 16286 days ago · 2 km deep · 90 km away

The first 60 of 174.

Before

  1. 1.810 km WSW of Cobb, California · 16310 days ago · 2 km deep · 91 km away
  2. 1.63 km NNW of Elmira, California · 16310 days ago · 4 km deep · 9 km away
  3. 1.68 km WSW of Cobb, California · 16311 days ago · 2 km deep · 90 km away
  4. 1.67 km W of Cobb, California · 16311 days ago · -1 km deep · 90 km away
  5. 2.41 km S of Pittsburg, California · 16313 days ago · 17 km deep · 48 km away
  6. 2.06 km SW of Moraga, California · 16313 days ago · 9 km deep · 77 km away
  7. 1.90 km E of Pittsburg, California · 16314 days ago · 16 km deep · 47 km away
  8. 2.37 km W of Cobb, California · 16314 days ago · 0 km deep · 89 km away
  9. 2.61 km SSE of Pittsburg, California · 16315 days ago · 17 km deep · 48 km away
  10. 1.56 km W of Cobb, California · 16315 days ago · 3 km deep · 89 km away
  11. 2.54 km WSW of Cobb, California · 16315 days ago · 0 km deep · 86 km away
  12. 2.67 km WSW of Cobb, California · 16317 days ago · 0 km deep · 89 km away
  13. 2.15 km NE of Santa Rosa, California · 16317 days ago · 9 km deep · 68 km away
  14. 1.59 km WSW of Cobb, California · 16319 days ago · 1 km deep · 90 km away
  15. 3.26 km W of Cobb, California · 16319 days ago · 4 km deep · 89 km away
  16. 1.79 km SSW of Lathrop, California · 16319 days ago · 6 km deep · 94 km away
  17. 2.34 km NNE of Benicia, California · 16320 days ago · 5 km deep · 47 km away
  18. 2.13 km SSE of Pittsburg, California · 16320 days ago · 6 km deep · 51 km away
  19. 2.14 km WSW of Antioch, California · 16320 days ago · 15 km deep · 51 km away
  20. 2.03 km E of Berkeley, California · 16321 days ago · 10 km deep · 72 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1071827. Read Thu, Oct 1, 2026, 4:31 PM UTC.