California earthquakes

M2.1 earthquake 1 km SW of Campbell, California

A magnitude 2.1 earthquake struck 1 km SW of Campbell, California on Sat, Aug 24, 2002, 7:57 PM PDT (02:57 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.8 3 km S of San Juan Bautista, California. This one was a foreshock.

Campbell 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
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2002-08-25 02:57:08 UTC
Depth
6.7 km (4.1 mi), shallow
Epicenter
37.279° N, 121.958° 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 0.1 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
24°
Stations used
49

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 128 in the 60 days after this one and 66 in the 30 days before it.

After

  1. 1.91 km SSE of Diablo, California · 8807 days ago · 15 km deep · 60 km away
  2. 2.621 km SSE of Tres Pinos, California · 8805 days ago · 6 km deep · 99 km away
  3. 2.92 km N of Castro Valley, California · 8805 days ago · 10 km deep · 50 km away
  4. 2.92 km N of Castro Valley, California · 8805 days ago · 10 km deep · 50 km away
  5. 1.618 km SSE of Tres Pinos, California · 8805 days ago · 3 km deep · 96 km away
  6. 2.210 km SSW of Tracy, California · 8804 days ago · 15 km deep · 60 km away
  7. 2.44 km ESE of Aromas, California · 8802 days ago · 6 km deep · 56 km away
  8. 2.04 km ESE of Aromas, California · 8802 days ago · 6 km deep · 56 km away
  9. 2.39 km SSW of Tracy, California · 8801 days ago · 14 km deep · 62 km away
  10. 2.09 km SSW of Tracy, California · 8801 days ago · 14 km deep · 61 km away
  11. 2.38 km S of Tracy, California · 8800 days ago · 14 km deep · 62 km away
  12. 1.9Northern California · 8800 days ago · 15 km deep · 62 km away
  13. 2.58 km SSW of Tracy, California · 8799 days ago · 14 km deep · 62 km away
  14. 2.98 km SSW of Tracy, California · 8799 days ago · 14 km deep · 62 km away
  15. 2.32 km SSW of San Juan Bautista, California · 8798 days ago · 6 km deep · 63 km away
  16. 1.90 km SW of Dublin, California · 8797 days ago · 10 km deep · 47 km away
  17. 1.51 km SSE of San Ramon, California · 8797 days ago · 10 km deep · 54 km away
  18. 2.78 km SSW of Tracy, California · 8797 days ago · 14 km deep · 62 km away
  19. 1.60 km SSE of Concord, California · 8796 days ago · 8 km deep · 77 km away
  20. 2.34 km ESE of Brisbane, California · 8796 days ago · 18 km deep · 56 km away
  21. 2.2Central California · 8795 days ago · 6 km deep · 89 km away
  22. 1.62 km ENE of San Leandro, California · 8795 days ago · 5 km deep · 53 km away
  23. 2.48 km SSW of Tracy, California · 8795 days ago · 14 km deep · 62 km away
  24. 1.77 km SE of San Juan Bautista, California · 8794 days ago · 5 km deep · 69 km away
  25. 1.715 km SSE of Tres Pinos, California · 8793 days ago · 5 km deep · 93 km away
  26. 1.98 km NE of Milpitas, California · 8792 days ago · 14 km deep · 25 km away
  27. 2.28 km NE of San Juan Bautista, California · 8791 days ago · 5 km deep · 60 km away
  28. 2.16 km NNE of Milpitas, California · 8791 days ago · 1 km deep · 24 km away
  29. 2.57 km SSW of Tracy, California · 8790 days ago · 11 km deep · 63 km away
  30. 2.33 km NNE of Pleasanton, California · 8790 days ago · 15 km deep · 46 km away
  31. 1.89 km SSW of Tracy, California · 8790 days ago · 14 km deep · 62 km away
  32. 2.73 km NNE of Pleasanton, California · 8790 days ago · 14 km deep · 47 km away
  33. 1.711 km NW of Daly City, California · 8789 days ago · 12 km deep · 76 km away
  34. 1.613 km N of Morgan Hill, California · 8788 days ago · 3 km deep · 29 km away
  35. 1.60 km ESE of Pacifica, California · 8788 days ago · 9 km deep · 59 km away
  36. 1.73 km NNW of Boulder Creek, California · 8788 days ago · 15 km deep · 21 km away
  37. 1.91 km NE of Concord, California · 8787 days ago · 10 km deep · 79 km away
  38. 2.010 km S of Tres Pinos, California · 8787 days ago · 7 km deep · 85 km away
  39. 2.44 km W of San Juan Bautista, California · 8785 days ago · 9 km deep · 58 km away
  40. 2.915 km SSE of Tres Pinos, California · 8785 days ago · 8 km deep · 92 km away
  41. 2.415 km SSE of Tres Pinos, California · 8785 days ago · 8 km deep · 91 km away
  42. 1.710 km S of Tres Pinos, California · 8785 days ago · 7 km deep · 85 km away
  43. 1.84 km ESE of Interlaken, California · 8785 days ago · 11 km deep · 45 km away
  44. 1.51 km SSW of Concord, California · 8785 days ago · 9 km deep · 77 km away
  45. 1.75 km S of Gilroy, California · 8784 days ago · 6 km deep · 49 km away
  46. 1.514 km SSW of Tracy, California · 8783 days ago · 12 km deep · 56 km away
  47. 1.91 km S of Kensington, California · 8782 days ago · 4 km deep · 75 km away
  48. 2.314 km SSE of Tres Pinos, California · 8780 days ago · 5 km deep · 91 km away
  49. 1.78 km N of Boulder Creek, California · 8779 days ago · 11 km deep · 16 km away
  50. 2.02 km NE of San Leandro, California · 8779 days ago · 5 km deep · 53 km away
  51. 1.68 km SSW of Ridgemark, California · 8779 days ago · 6 km deep · 78 km away
  52. 1.612 km S of Tres Pinos, California · 8778 days ago · 6 km deep · 89 km away
  53. 1.79 km E of Gilroy, California · 8777 days ago · 4 km deep · 54 km away
  54. 1.96 km NNE of Milpitas, California · 8777 days ago · 0 km deep · 23 km away
  55. 2.85 km SSW of Gilroy, California · 8776 days ago · 4 km deep · 49 km away
  56. 1.513 km N of Hollister, California · 8776 days ago · 8 km deep · 61 km away
  57. 3.311 km ESE of East Foothills, California · 8776 days ago · 8 km deep · 23 km away · felt by 136
  58. 1.69 km ESE of East Foothills, California · 8776 days ago · 8 km deep · 22 km away
  59. 1.811 km ESE of East Foothills, California · 8776 days ago · 7 km deep · 23 km away
  60. 2.210 km ESE of East Foothills, California · 8776 days ago · 7 km deep · 23 km away

The first 60 of 128.

Before

  1. 1.614 km ESE of Livermore, California · 8808 days ago · 0 km deep · 48 km away
  2. 2.514 km ESE of Livermore, California · 8808 days ago · 0 km deep · 49 km away
  3. 1.96 km NNE of Milpitas, California · 8809 days ago · 1 km deep · 23 km away
  4. 1.62 km SE of Diablo, California · 8809 days ago · 14 km deep · 60 km away
  5. 2.51 km SE of Diablo, California · 8809 days ago · 16 km deep · 60 km away
  6. 1.76 km NNE of Tres Pinos, California · 8809 days ago · 6 km deep · 77 km away
  7. 1.68 km ENE of Morgan Hill, California · 8810 days ago · 3 km deep · 36 km away
  8. 1.81 km SE of Pacifica, California · 8810 days ago · 9 km deep · 58 km away
  9. 3.01 km SE of Diablo, California · 8810 days ago · 16 km deep · 61 km away
  10. 1.91 km SE of Diablo, California · 8810 days ago · 15 km deep · 60 km away
  11. 1.811 km ESE of East Foothills, California · 8810 days ago · 6 km deep · 23 km away
  12. 1.62 km S of Diablo, California · 8810 days ago · 13 km deep · 59 km away
  13. 2.48 km N of East Foothills, California · 8810 days ago · 6 km deep · 24 km away
  14. 1.71 km S of Diablo, California · 8810 days ago · 16 km deep · 60 km away
  15. 2.01 km SSE of Diablo, California · 8811 days ago · 14 km deep · 60 km away
  16. 1.72 km NNE of Aromas, California · 8811 days ago · 7 km deep · 50 km away
  17. 2.4Central California · 8811 days ago · 6 km deep · 60 km away
  18. 1.75 km SW of Gilroy, California · 8812 days ago · 4 km deep · 46 km away
  19. 1.812 km ESE of East Foothills, California · 8812 days ago · 5 km deep · 24 km away
  20. 1.610 km S of Tres Pinos, California · 8812 days ago · 12 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc21242078. Read Mon, Oct 5, 2026, 12:10 PM UTC.