California earthquakes

M1.7 earthquake 1 km SE of Pacifica, California

A magnitude 1.7 earthquake struck 1 km SE of Pacifica, California on Tue, Jun 4, 2002, 8:42 AM PDT (15:42 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.1 15 km E of Seven Trees, California. This one was a foreshock.

Pacifica 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2002-06-04 15:42:02 UTC
Depth
8.2 km (5.1 mi), shallow
Epicenter
37.601° N, 122.473° 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, 0.4 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
109°
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 102 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 1.510 km NW of Broadmoor, California · 8887 days ago · 12 km deep · 19 km away
  2. 1.85 km NNE of Milpitas, California · 8887 days ago · 0 km deep · 55 km away
  3. 1.63 km S of Fairview, California · 8886 days ago · 2 km deep · 38 km away
  4. 2.14 km S of Fairview, California · 8886 days ago · 1 km deep · 38 km away
  5. 1.83 km ESE of Piedmont, California · 8886 days ago · 4 km deep · 34 km away
  6. 2.32 km NW of Blackhawk, California · 8886 days ago · 8 km deep · 55 km away
  7. 2.12 km ESE of Pacifica, California · 8886 days ago · 8 km deep · 1 km away
  8. 1.72 km SE of Pacifica, California · 8885 days ago · 8 km deep · 0 km away
  9. 2.22 km SE of Pacifica, California · 8885 days ago · 9 km deep · 0 km away
  10. 1.82 km SE of Pacifica, California · 8885 days ago · 8 km deep · 0 km away
  11. 1.92 km SE of Pacifica, California · 8885 days ago · 9 km deep · 0 km away
  12. 1.72 km SE of Pacifica, California · 8884 days ago · 9 km deep · 0 km away
  13. 2.12 km SE of Pacifica, California · 8884 days ago · 8 km deep · 0 km away
  14. 1.817 km W of Diablo Grande, California · 8884 days ago · 8 km deep · 91 km away
  15. 1.68 km SSE of Davenport, California · 8884 days ago · 7 km deep · 79 km away
  16. 1.92 km SE of Pacifica, California · 8884 days ago · 8 km deep · 0 km away
  17. 1.72 km ESE of Pacifica, California · 8883 days ago · 8 km deep · 1 km away
  18. 2.82 km SE of Pacifica, California · 8882 days ago · 9 km deep · 0 km away
  19. 1.92 km SW of San Lorenzo, California · 8882 days ago · 3 km deep · 29 km away
  20. 1.92 km SE of Pacifica, California · 8882 days ago · 7 km deep · 0 km away
  21. 2.32 km ESE of Concord, California · 8882 days ago · 8 km deep · 58 km away
  22. 1.52 km ESE of Danville, California · 8881 days ago · 6 km deep · 50 km away
  23. 1.615 km E of Seven Trees, California · 8881 days ago · 6 km deep · 79 km away
  24. 2.35 km SW of Napa, California · 8880 days ago · 7 km deep · 75 km away
  25. 1.98 km NE of Morgan Hill, California · 8880 days ago · 3 km deep · 91 km away
  26. 1.96 km NNE of Milpitas, California · 8880 days ago · 0 km deep · 55 km away
  27. 1.84 km NNE of Dublin, California · 8880 days ago · 8 km deep · 51 km away
  28. 1.91 km SE of Pacifica, California · 8880 days ago · 8 km deep · 0 km away
  29. 1.810 km ESE of Suisun, California · 8879 days ago · 5 km deep · 81 km away
  30. 1.61 km SE of Pacifica, California · 8877 days ago · 8 km deep · 0 km away
  31. 1.56 km NNE of East Foothills, California · 8874 days ago · 6 km deep · 64 km away
  32. 1.62 km W of Point Reyes Station, California · 8874 days ago · 15 km deep · 61 km away
  33. 1.95 km NNE of Milpitas, California · 8873 days ago · 0 km deep · 55 km away
  34. 1.65 km ENE of Visitacion Valley, California · 8871 days ago · 5 km deep · 19 km away
  35. 1.58 km SW of Santa Cruz, California · 8869 days ago · 8 km deep · 83 km away
  36. 1.73 km SE of Pacifica, California · 8868 days ago · 8 km deep · 2 km away
  37. 1.59 km S of Muir Beach, California · 8868 days ago · 9 km deep · 21 km away
  38. 1.95 km NNE of Milpitas, California · 8867 days ago · 0 km deep · 55 km away
  39. 2.16 km NW of Broadmoor, California · 8865 days ago · 7 km deep · 15 km away
  40. 1.6Northern California · 8863 days ago · 8 km deep · 0 km away
  41. 1.67 km E of East Foothills, California · 8863 days ago · 6 km deep · 70 km away
  42. 2.21 km N of Acalanes Ridge, California · 8863 days ago · 14 km deep · 50 km away
  43. 1.93 km SSW of Broadmoor, California · 8862 days ago · 8 km deep · 7 km away
  44. 1.71 km SSW of Saratoga, California · 8861 days ago · 6 km deep · 56 km away
  45. 1.614 km E of Seven Trees, California · 8861 days ago · 5 km deep · 77 km away
  46. 2.35 km SSW of Yountville, California · 8860 days ago · 9 km deep · 84 km away
  47. 1.614 km E of Seven Trees, California · 8859 days ago · 6 km deep · 77 km away
  48. 2.523 km NNE of Morgan Hill, California · 8859 days ago · 0 km deep · 88 km away
  49. 1.53 km SW of Broadmoor, California · 8858 days ago · 10 km deep · 8 km away
  50. 1.53 km SE of Pacifica, California · 8857 days ago · 8 km deep · 2 km away
  51. 1.710 km S of Muir Beach, California · 8856 days ago · 8 km deep · 20 km away
  52. 1.814 km N of Morgan Hill, California · 8855 days ago · 6 km deep · 83 km away
  53. 1.78 km NNE of Milpitas, California · 8855 days ago · 3 km deep · 55 km away
  54. 1.911 km NNE of Morgan Hill, California · 8853 days ago · 0 km deep · 85 km away
  55. 2.28 km ENE of San Martin, California · 8853 days ago · 8 km deep · 99 km away
  56. 1.96 km NNE of Milpitas, California · 8851 days ago · 0 km deep · 55 km away
  57. 1.92 km W of Lexington Hills, California · 8851 days ago · 12 km deep · 64 km away
  58. 1.84 km WSW of Millbrae, California · 8850 days ago · 6 km deep · 3 km away
  59. 2.315 km NE of East Foothills, California · 8850 days ago · 4 km deep · 71 km away
  60. 1.86 km SSW of Yountville, California · 8849 days ago · 8 km deep · 84 km away

The first 60 of 102.

Before

  1. 2.02 km E of Berkeley, California · 8891 days ago · 9 km deep · 36 km away
  2. 1.71 km NW of Blackhawk, California · 8893 days ago · 7 km deep · 55 km away
  3. 1.65 km NE of Kenwood, California · 8894 days ago · 8 km deep · 94 km away
  4. 1.711 km SW of Brentwood, California · 8894 days ago · 19 km deep · 68 km away
  5. 1.64 km ENE of Waldon, California · 8895 days ago · 14 km deep · 55 km away
  6. 2.01 km SSE of Stinson Beach, California · 8897 days ago · 6 km deep · 35 km away
  7. 1.54 km WSW of Millbrae, California · 8897 days ago · 7 km deep · 3 km away
  8. 1.55 km WSW of Millbrae, California · 8897 days ago · 7 km deep · 3 km away
  9. 1.83 km N of Orinda, California · 8897 days ago · 4 km deep · 43 km away
  10. 1.69 km NE of San Martin, California · 8898 days ago · 7 km deep · 96 km away
  11. 1.85 km NNE of Milpitas, California · 8900 days ago · 0 km deep · 54 km away
  12. 1.63 km SE of Kenwood, California · 8901 days ago · 6 km deep · 88 km away
  13. 3.14 km E of Interlaken, California · 8902 days ago · 6 km deep · 100 km away
  14. 1.98 km ESE of East Foothills, California · 8903 days ago · 3 km deep · 72 km away
  15. 1.55 km WNW of Newark, California · 8904 days ago · 4 km deep · 33 km away
  16. 2.23 km NNW of Moskowite Corner, California · 8904 days ago · 3 km deep · 100 km away
  17. 2.33 km WNW of Glen Ellen, California · 8905 days ago · 2 km deep · 87 km away
  18. 1.62 km NE of Santa Rosa, California · 8906 days ago · 8 km deep · 97 km away
  19. 1.96 km NNE of Milpitas, California · 8909 days ago · 1 km deep · 54 km away
  20. 1.53 km ESE of Saint Helena, California · 8909 days ago · 8 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc21228716. Read Mon, Oct 5, 2026, 11:58 AM UTC.