California earthquakes

M3.1 earthquake 21 km W of Volta, California

A magnitude 3.1 earthquake struck 21 km W of Volta, California on Wed, Jan 22, 1975, 8:58 AM PST (16:58 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.1 2 km SW of San Juan Bautista, 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
3.1 (md), minor
Local time
UTC
1975-01-22 16:58:20 UTC
Depth
1.1 km (0.7 mi), shallow
Epicenter
37.063° N, 121.160° 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 0.5 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
174°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 191 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.623 km ENE of East Foothills, California · 18848 days ago · 1 km deep · 57 km away
  2. 2.522 km ENE of Soledad, California · 18848 days ago · 4 km deep · 61 km away
  3. 2.731 km ENE of Soledad, California · 18847 days ago · 8 km deep · 56 km away
  4. 3.12 km SW of San Juan Bautista, California · 18847 days ago · 6 km deep · 44 km away
  5. 1.922 km ENE of Soledad, California · 18846 days ago · 2 km deep · 59 km away
  6. 3.222 km ENE of Soledad, California · 18846 days ago · 4 km deep · 61 km away
  7. 2.89 km NW of Hollister, California · 18846 days ago · 5 km deep · 32 km away
  8. 1.816 km E of Seven Trees, California · 18846 days ago · 6 km deep · 51 km away
  9. 2.224 km ENE of Soledad, California · 18846 days ago · 3 km deep · 63 km away
  10. 2.55 km WSW of Gilroy, California · 18846 days ago · 7 km deep · 42 km away
  11. 2.54 km WNW of San Juan Bautista, California · 18845 days ago · 5 km deep · 44 km away
  12. 1.519 km SSE of Livermore, California · 18845 days ago · 5 km deep · 68 km away
  13. 2.121 km NE of Soledad, California · 18845 days ago · 8 km deep · 58 km away
  14. 2.922 km ENE of Soledad, California · 18845 days ago · 4 km deep · 62 km away
  15. 2.48 km NW of Hollister, California · 18845 days ago · 5 km deep · 33 km away
  16. 2.023 km ENE of Soledad, California · 18845 days ago · 5 km deep · 62 km away
  17. 2.323 km ENE of Soledad, California · 18844 days ago · 4 km deep · 63 km away
  18. 2.06 km NE of San Juan Bautista, California · 18844 days ago · 3 km deep · 35 km away
  19. 2.5Central California · 18844 days ago · 4 km deep · 62 km away
  20. 2.59 km NW of Hollister, California · 18843 days ago · 6 km deep · 31 km away
  21. 3.89 km SSW of Ridgemark, California · 18843 days ago · 6 km deep · 42 km away
  22. 1.926 km ESE of Tres Pinos, California · 18843 days ago · 5 km deep · 40 km away
  23. 2.19 km NW of Hollister, California · 18843 days ago · 6 km deep · 33 km away
  24. 1.78 km NW of Hollister, California · 18843 days ago · 5 km deep · 33 km away
  25. 1.8Northern California · 18843 days ago · 11 km deep · 51 km away
  26. 3.525 km ENE of Greenfield, California · 18843 days ago · 3 km deep · 71 km away
  27. 3.47 km SSW of Diablo Grande, California · 18842 days ago · 2 km deep · 33 km away
  28. 2.822 km NNE of Soledad, California · 18842 days ago · 6 km deep · 52 km away
  29. 2.832 km ESE of Tres Pinos, California · 18842 days ago · 0 km deep · 40 km away
  30. 2.58 km NW of Hollister, California · 18842 days ago · 6 km deep · 33 km away
  31. 2.71 km SSW of Hollister, California · 18841 days ago · 8 km deep · 33 km away
  32. 1.620 km SE of Tres Pinos, California · 18841 days ago · 8 km deep · 48 km away
  33. 2.59 km NNW of Hollister, California · 18841 days ago · 5 km deep · 31 km away
  34. 2.09 km NW of Hollister, California · 18840 days ago · 5 km deep · 32 km away
  35. 2.422 km ENE of Soledad, California · 18840 days ago · 4 km deep · 61 km away
  36. 2.19 km NNW of Hollister, California · 18840 days ago · 5 km deep · 31 km away
  37. 2.325 km ENE of Soledad, California · 18840 days ago · 8 km deep · 58 km away
  38. 2.022 km ENE of San Lucas, California · 18840 days ago · 7 km deep · 97 km away
  39. 2.38 km NW of Hollister, California · 18840 days ago · 5 km deep · 32 km away
  40. 2.38 km NW of Hollister, California · 18840 days ago · 4 km deep · 33 km away
  41. 2.65 km SW of Gilroy, California · 18839 days ago · 4 km deep · 42 km away
  42. 2.38 km NW of Hollister, California · 18839 days ago · 6 km deep · 33 km away
  43. 2.08 km NW of Hollister, California · 18839 days ago · 8 km deep · 32 km away
  44. 2.624 km ENE of Greenfield, California · 18839 days ago · 6 km deep · 74 km away
  45. 3.422 km NE of Soledad, California · 18839 days ago · 3 km deep · 55 km away
  46. 3.14 km WNW of San Juan Bautista, California · 18838 days ago · 6 km deep · 44 km away
  47. 2.49 km NW of Hollister, California · 18838 days ago · 4 km deep · 31 km away
  48. 3.411 km NNW of Hollister, California · 18838 days ago · 7 km deep · 28 km away
  49. 1.89 km SSW of Tres Pinos, California · 18838 days ago · 3 km deep · 43 km away
  50. 3.121 km NE of Soledad, California · 18838 days ago · 6 km deep · 53 km away
  51. 1.67 km ESE of East Foothills, California · 18837 days ago · 1 km deep · 61 km away
  52. 2.922 km ENE of San Lucas, California · 18837 days ago · 7 km deep · 98 km away
  53. 1.810 km SE of Tres Pinos, California · 18837 days ago · 11 km deep · 37 km away
  54. 2.721 km NE of Soledad, California · 18836 days ago · 2 km deep · 55 km away
  55. 2.322 km NE of Soledad, California · 18836 days ago · 3 km deep · 58 km away
  56. 2.822 km NE of San Lucas, California · 18835 days ago · 2 km deep · 89 km away
  57. 2.523 km NE of King City, California · 18834 days ago · 3 km deep · 81 km away
  58. 1.79 km NW of Hollister, California · 18834 days ago · 6 km deep · 32 km away
  59. 3.49 km NNW of Hollister, California · 18834 days ago · 4 km deep · 31 km away
  60. 3.65 km SW of Gilroy, California · 18834 days ago · 7 km deep · 41 km away

The first 60 of 191.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1022615. Read Tue, Sep 22, 2026, 10:01 AM UTC.