California earthquakes

M1.6 earthquake 33 km W of Three Rocks, California

A magnitude 1.6 earthquake struck 33 km W of Three Rocks, California on Thu, Aug 8, 2002, 5:29 AM PDT (12:29 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.9 4 km SSE of Parkfield, 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2002-08-08 12:29:32 UTC
Depth
8.4 km (5.2 mi), shallow
Epicenter
36.530° N, 120.763° 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 0.4 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
129°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 117 in the 60 days after this one and 74 in the 30 days before it.

After

  1. 2.422 km NE of Soledad, California · 8824 days ago · 6 km deep · 38 km away
  2. 1.68 km W of San Ardo, California · 8823 days ago · 8 km deep · 59 km away
  3. 2.85 km ENE of Coalinga, California · 8823 days ago · 14 km deep · 58 km away
  4. 2.213 km S of Tres Pinos, California · 8822 days ago · 3 km deep · 50 km away
  5. 1.817 km SSE of Tres Pinos, California · 8821 days ago · 4 km deep · 45 km away
  6. 1.822 km NE of Soledad, California · 8821 days ago · 3 km deep · 38 km away
  7. 2.16 km W of Madera Acres, California · 8820 days ago · 0 km deep · 77 km away
  8. 2.19 km NE of Coalinga, California · 8820 days ago · 10 km deep · 57 km away
  9. 2.023 km ENE of San Ardo, California · 8818 days ago · 7 km deep · 49 km away
  10. 2.922 km NE of Soledad, California · 8818 days ago · 4 km deep · 38 km away
  11. 2.023 km NE of King City, California · 8817 days ago · 6 km deep · 24 km away
  12. 1.63 km ESE of Tres Pinos, California · 8816 days ago · 9 km deep · 55 km away
  13. 1.62 km SW of San Juan Bautista, California · 8815 days ago · 8 km deep · 79 km away
  14. 2.318 km WSW of Volta, California · 8815 days ago · 3 km deep · 66 km away
  15. 1.86 km SW of Tres Pinos, California · 8815 days ago · 6 km deep · 59 km away
  16. 3.16 km NW of Parkfield, CA · 8814 days ago · 10 km deep · 70 km away
  17. 1.610 km S of Tres Pinos, California · 8812 days ago · 12 km deep · 52 km away
  18. 2.014 km SW of Lockwood, California · 8812 days ago · 5 km deep · 85 km away
  19. 1.75 km SW of Gilroy, California · 8812 days ago · 4 km deep · 90 km away
  20. 2.4Central California · 8811 days ago · 6 km deep · 75 km away
  21. 1.72 km NNE of Aromas, California · 8811 days ago · 7 km deep · 88 km away
  22. 2.322 km ENE of Soledad, California · 8810 days ago · 4 km deep · 30 km away
  23. 2.04 km NW of Paso Robles, California · 8810 days ago · 7 km deep · 98 km away
  24. 1.76 km NNE of Tres Pinos, California · 8809 days ago · 6 km deep · 58 km away
  25. 2.91 km SE of Kettleman City, California · 8808 days ago · 8 km deep · 94 km away
  26. 2.321 km NE of Soledad, California · 8807 days ago · 5 km deep · 33 km away
  27. 2.621 km SSE of Tres Pinos, California · 8805 days ago · 6 km deep · 42 km away
  28. 1.618 km SSE of Tres Pinos, California · 8805 days ago · 3 km deep · 44 km away
  29. 2.31 km SSW of Kettleman City, California · 8803 days ago · 6 km deep · 93 km away
  30. 1.521 km SE of Big Sur, California · 8802 days ago · 7 km deep · 88 km away
  31. 2.44 km ESE of Aromas, California · 8802 days ago · 6 km deep · 83 km away
  32. 2.04 km ESE of Aromas, California · 8802 days ago · 6 km deep · 83 km away
  33. 1.623 km ENE of Soledad, California · 8801 days ago · 6 km deep · 28 km away
  34. 1.617 km NW of Parkfield, California · 8801 days ago · 3 km deep · 60 km away
  35. 2.624 km ENE of Greenfield, California · 8800 days ago · 6 km deep · 24 km away
  36. 2.32 km SSW of San Juan Bautista, California · 8798 days ago · 6 km deep · 77 km away
  37. 2.88 km W of Huron, California · 8797 days ago · 7 km deep · 62 km away
  38. 3.09 km SW of Kettleman City, California · 8797 days ago · 9 km deep · 92 km away
  39. 1.64 km ESE of Big Sur, California · 8796 days ago · 15 km deep · 94 km away
  40. 1.836 km SE of Big Sur, California · 8796 days ago · 18 km deep · 87 km away
  41. 2.124 km NE of Greenfield, California · 8796 days ago · 5 km deep · 26 km away
  42. 1.624 km NE of Greenfield, California · 8796 days ago · 5 km deep · 26 km away
  43. 1.626 km NE of Soledad, California · 8796 days ago · 8 km deep · 29 km away
  44. 2.2Central California · 8795 days ago · 6 km deep · 50 km away
  45. 3.94 km SSE of Parkfield, California · 8795 days ago · 9 km deep · 80 km away
  46. 1.828 km WSW of Three Rocks, California · 8795 days ago · 10 km deep · 16 km away
  47. 2.82 km SE of South Dos Palos, California · 8795 days ago · 10 km deep · 48 km away
  48. 1.77 km SE of San Juan Bautista, California · 8794 days ago · 5 km deep · 71 km away
  49. 1.625 km NE of Soledad, California · 8794 days ago · 9 km deep · 32 km away
  50. 2.423 km NW of Parkfield, California · 8794 days ago · 6 km deep · 55 km away
  51. 2.424 km NE of Soledad, California · 8793 days ago · 10 km deep · 30 km away
  52. 1.715 km SSE of Tres Pinos, California · 8793 days ago · 5 km deep · 47 km away
  53. 2.28 km NE of San Juan Bautista, California · 8791 days ago · 5 km deep · 76 km away
  54. 2.125 km SSW of Los Banos, California · 8791 days ago · 0 km deep · 38 km away
  55. 1.57 km SE of Huron, California · 8791 days ago · 6 km deep · 77 km away
  56. 1.610 km WSW of Oak Shores, California · 8791 days ago · 9 km deep · 93 km away
  57. 1.8Central California · 8790 days ago · 6 km deep · 55 km away
  58. 2.321 km NNE of Soledad, California · 8789 days ago · 7 km deep · 40 km away
  59. 1.622 km NNE of Soledad, California · 8789 days ago · 1 km deep · 40 km away
  60. 1.610 km E of Big Sur, California · 8789 days ago · 5 km deep · 87 km away

The first 60 of 117.

Before

  1. 1.624 km ENE of Soledad, California · 8825 days ago · 3 km deep · 27 km away
  2. 1.621 km NW of Parkfield, California · 8825 days ago · 2 km deep · 57 km away
  3. 2.42 km SW of San Juan Bautista, California · 8827 days ago · 7 km deep · 79 km away
  4. 1.612 km NE of Bradley, California · 8827 days ago · 10 km deep · 67 km away
  5. 1.824 km WNW of Coalinga, California · 8827 days ago · 12 km deep · 36 km away
  6. 2.513 km ENE of Bradley, California · 8827 days ago · 12 km deep · 67 km away
  7. 3.113 km NE of Bradley, California · 8827 days ago · 11 km deep · 67 km away
  8. 2.013 km ENE of Bradley, California · 8827 days ago · 11 km deep · 67 km away
  9. 2.215 km NW of Parkfield, California · 8828 days ago · 10 km deep · 62 km away
  10. 2.13 km SSE of San Juan Bautista, California · 8829 days ago · 4 km deep · 76 km away
  11. 1.625 km WSW of Coalinga, California · 8829 days ago · 1 km deep · 53 km away
  12. 1.711 km N of Coalinga, California · 8829 days ago · 8 km deep · 47 km away
  13. 1.528 km SE of Big Sur, California · 8829 days ago · 8 km deep · 91 km away
  14. 2.10 km SSW of Parkfield, California · 8829 days ago · 11 km deep · 77 km away
  15. 1.622 km NNE of Soledad, California · 8830 days ago · 1 km deep · 40 km away
  16. 1.523 km NE of Soledad, California · 8830 days ago · 9 km deep · 33 km away
  17. 2.516 km NW of Parkfield, California · 8830 days ago · 4 km deep · 61 km away
  18. 2.024 km ENE of Greenfield, California · 8831 days ago · 5 km deep · 24 km away
  19. 1.92 km ESE of Aromas, California · 8831 days ago · 8 km deep · 86 km away
  20. 1.725 km ENE of San Ardo, California · 8832 days ago · 0 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc21239559. Read Mon, Oct 5, 2026, 12:04 PM UTC.