California earthquakes

M3.0 earthquake Central California

A magnitude 3.0 earthquake struck in Central California on Tue, Aug 12, 1975, 2:39 PM PDT (21:39 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M4.2 25 km NE of Soledad, 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
3.0 (Md, duration), minor
Magnitude from
Northern California Seismic System
Local time
UTC
1975-08-12 21:39:53 UTC
Depth
4.1 km (2.6 mi), shallow
Epicenter
36.975° N, 121.620° 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, 0.3 km in depth
Magnitude uncertainty
±0.28
Depth from
From location
Station coverage gap
38°
Stations used
60

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 98 in the 30 days before it.

After

  1. 2.72 km S of Fairview, California · 18680 days ago · 7 km deep · 84 km away
  2. 2.76 km NW of Hollister, California · 18680 days ago · 8 km deep · 17 km away
  3. 2.18 km NW of Hollister, California · 18680 days ago · 7 km deep · 15 km away
  4. 2.39 km NW of Hollister, California · 18679 days ago · 6 km deep · 15 km away
  5. 2.23 km SSE of Pleasanton, California · 18679 days ago · 8 km deep · 76 km away
  6. 2.523 km NE of Soledad, California · 18678 days ago · 9 km deep · 62 km away
  7. 2.514 km E of Seven Trees, California · 18678 days ago · 2 km deep · 35 km away
  8. 2.216 km SSE of Tres Pinos, California · 18678 days ago · 2 km deep · 48 km away
  9. 2.624 km NE of Soledad, California · 18678 days ago · 10 km deep · 64 km away
  10. 3.33 km WSW of San Juan Bautista, California · 18678 days ago · 8 km deep · 16 km away
  11. 2.229 km ENE of Soledad, California · 18677 days ago · 7 km deep · 68 km away
  12. 2.426 km NE of King City, California · 18677 days ago · 3 km deep · 89 km away
  13. 3.15 km SSW of Gilroy, California · 18677 days ago · 4 km deep · 3 km away
  14. 2.324 km NE of Soledad, California · 18677 days ago · 7 km deep · 66 km away
  15. 1.924 km ENE of Soledad, California · 18677 days ago · 7 km deep · 67 km away
  16. 2.221 km NE of Soledad, California · 18677 days ago · 5 km deep · 59 km away
  17. 2.69 km NW of Hollister, California · 18676 days ago · 6 km deep · 15 km away
  18. 2.321 km NNE of Soledad, California · 18676 days ago · 4 km deep · 57 km away
  19. 2.52 km WSW of San Juan Bautista, California · 18676 days ago · 8 km deep · 16 km away
  20. 2.335 km ENE of Soledad, California · 18676 days ago · 6 km deep · 76 km away
  21. 3.225 km ENE of Greenfield, California · 18674 days ago · 1 km deep · 80 km away
  22. 1.69 km NE of Milpitas, California · 18674 days ago · 8 km deep · 61 km away
  23. 2.123 km ENE of Soledad, California · 18674 days ago · 1 km deep · 69 km away
  24. 1.824 km ESE of Tres Pinos, California · 18673 days ago · 4 km deep · 57 km away
  25. 2.621 km NE of Soledad, California · 18673 days ago · 2 km deep · 64 km away
  26. 1.731 km SE of Tres Pinos, California · 18673 days ago · 2 km deep · 65 km away
  27. 2.310 km NNW of Big Sur, California · 18673 days ago · 8 km deep · 70 km away
  28. 2.05 km SSW of Tres Pinos, California · 18673 days ago · 8 km deep · 36 km away
  29. 2.021 km NE of Soledad, California · 18673 days ago · 8 km deep · 59 km away
  30. 2.721 km NE of Soledad, California · 18673 days ago · 2 km deep · 64 km away
  31. 2.24 km NE of Tres Pinos, California · 18672 days ago · 8 km deep · 34 km away
  32. 3.422 km ENE of Soledad, California · 18672 days ago · 3 km deep · 67 km away
  33. 1.920 km ESE of Tres Pinos, California · 18672 days ago · 0 km deep · 53 km away
  34. 2.421 km NE of Soledad, California · 18672 days ago · 2 km deep · 63 km away
  35. 2.59 km NW of Hollister, California · 18671 days ago · 3 km deep · 15 km away
  36. 2.97 km NE of San Juan Bautista, California · 18671 days ago · 5 km deep · 15 km away
  37. 2.921 km NE of Soledad, California · 18671 days ago · 6 km deep · 62 km away
  38. 2.225 km ENE of East Foothills, California · 18671 days ago · 5 km deep · 59 km away
  39. 2.623 km NE of King City, California · 18671 days ago · 3 km deep · 92 km away
  40. 2.36 km E of Interlaken, California · 18670 days ago · 11 km deep · 4 km away
  41. 3.19 km NNW of Hollister, California · 18670 days ago · 7 km deep · 15 km away
  42. 2.228 km NE of Soledad, California · 18670 days ago · 8 km deep · 65 km away
  43. 2.521 km NE of Soledad, California · 18670 days ago · 2 km deep · 64 km away
  44. 2.2Central California · 18670 days ago · 2 km deep · 65 km away
  45. 1.69 km NNE of East Foothills, California · 18669 days ago · 6 km deep · 55 km away
  46. 1.727 km SE of Tres Pinos, California · 18669 days ago · 7 km deep · 61 km away
  47. 1.713 km ENE of East Foothills, California · 18669 days ago · 7 km deep · 50 km away
  48. 2.3Central California · 18668 days ago · 9 km deep · 65 km away
  49. 2.36 km WSW of Gilroy, California · 18668 days ago · 5 km deep · 2 km away
  50. 2.523 km ENE of Soledad, California · 18668 days ago · 4 km deep · 70 km away
  51. 2.923 km ENE of Soledad, California · 18668 days ago · 4 km deep · 70 km away
  52. 2.610 km SE of Livermore, California · 18668 days ago · 10 km deep · 73 km away
  53. 3.84 km SSW of Gilroy, California · 18668 days ago · 2 km deep · 2 km away
  54. 3.413 km S of Tres Pinos, California · 18668 days ago · 4 km deep · 45 km away
  55. 2.424 km NE of Soledad, California · 18668 days ago · 10 km deep · 63 km away
  56. 2.57 km NE of Aromas, California · 18667 days ago · 5 km deep · 5 km away
  57. 3.523 km NE of King City, California · 18667 days ago · 8 km deep · 89 km away
  58. 3.36 km NE of Corralitos, California · 18667 days ago · 11 km deep · 12 km away
  59. 2.822 km ENE of Soledad, California · 18667 days ago · 10 km deep · 68 km away
  60. 4.117 km SSE of Tres Pinos, California · 18666 days ago · 4 km deep · 49 km away

The first 60 of 184.

Before

  1. 1.77 km ESE of Lexington Hills, California · 18681 days ago · 12 km deep · 30 km away
  2. 2.824 km NE of King City, California · 18681 days ago · 2 km deep · 89 km away
  3. 2.46 km ENE of East Foothills, California · 18682 days ago · 5 km deep · 48 km away
  4. 3.027 km NE of Soledad, California · 18682 days ago · 9 km deep · 66 km away
  5. 2.08 km ESE of Tres Pinos, California · 18683 days ago · 4 km deep · 42 km away
  6. 1.620 km NE of Soledad, California · 18683 days ago · 7 km deep · 62 km away
  7. 3.48 km NW of Hollister, California · 18683 days ago · 8 km deep · 15 km away
  8. 1.66 km NNE of East Foothills, California · 18684 days ago · 6 km deep · 53 km away
  9. 2.46 km NW of Hollister, California · 18684 days ago · 7 km deep · 17 km away
  10. 2.717 km SSE of Tres Pinos, California · 18684 days ago · 6 km deep · 50 km away
  11. 2.612 km S of Tres Pinos, California · 18684 days ago · 2 km deep · 43 km away
  12. 3.19 km NNW of Hollister, California · 18685 days ago · 5 km deep · 15 km away
  13. 2.89 km NW of Hollister, California · 18685 days ago · 4 km deep · 15 km away
  14. 1.67 km ENE of East Foothills, California · 18685 days ago · 1 km deep · 49 km away
  15. 1.88 km ESE of Brisbane, California · 18685 days ago · 8 km deep · 97 km away
  16. 1.98 km N of Day Valley, California · 18686 days ago · 11 km deep · 27 km away
  17. 2.122 km ENE of Soledad, California · 18686 days ago · 2 km deep · 67 km away
  18. 2.62 km NW of Sand City, California · 18687 days ago · 5 km deep · 44 km away
  19. 1.89 km NE of Gilroy, California · 18687 days ago · 5 km deep · 15 km away
  20. 1.69 km NE of Gilroy, California · 18687 days ago · 4 km deep · 15 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1025664. Read Sun, Oct 4, 2026, 4:52 PM UTC.