California earthquakes

M3.0 earthquake 17 km W of Volta, California

A magnitude 3.0 earthquake struck 17 km W of Volta, California on Thu, Dec 13, 1979, 8:14 AM PST (16:14 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M3.0 9 km NNE of Livermore, 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), micro
Local time
UTC
1979-12-13 16:14:28 UTC
Depth
4.0 km (2.5 mi), shallow
Epicenter
37.075° N, 121.116° 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, 1.0 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
80°
Stations used
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 189 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.69 km NE of Gilroy, California · 17047 days ago · 5 km deep · 34 km away
  2. 2.53 km WSW of San Juan Bautista, California · 17046 days ago · 8 km deep · 48 km away
  3. 1.823 km NE of Greenfield, California · 17046 days ago · 6 km deep · 69 km away
  4. 1.56 km E of East Foothills, California · 17046 days ago · 2 km deep · 65 km away
  5. 1.98 km ENE of Gilroy, California · 17045 days ago · 8 km deep · 32 km away
  6. 2.522 km NE of Soledad, California · 17045 days ago · 5 km deep · 55 km away
  7. 1.823 km ENE of Soledad, California · 17045 days ago · 9 km deep · 60 km away
  8. 1.821 km NE of Soledad, California · 17045 days ago · 2 km deep · 56 km away
  9. 2.123 km ENE of Soledad, California · 17045 days ago · 8 km deep · 60 km away
  10. 1.6Central California · 17045 days ago · 4 km deep · 55 km away
  11. 1.716 km SSE of Tres Pinos, California · 17044 days ago · 2 km deep · 49 km away
  12. 1.717 km SSE of Tres Pinos, California · 17044 days ago · 6 km deep · 50 km away
  13. 2.221 km NE of King City, California · 17044 days ago · 90 km deep · 82 km away
  14. 1.714 km E of Seven Trees, California · 17043 days ago · 3 km deep · 56 km away
  15. 1.712 km N of Livermore, California · 17042 days ago · 9 km deep · 98 km away
  16. 1.711 km NNE of Livermore, California · 17042 days ago · 8 km deep · 95 km away
  17. 1.816 km ESE of Livermore, California · 17042 days ago · 5 km deep · 75 km away
  18. 1.512 km N of Livermore, California · 17042 days ago · 9 km deep · 98 km away
  19. 3.09 km NNE of Livermore, California · 17042 days ago · 13 km deep · 93 km away
  20. 1.69 km NE of Livermore, California · 17042 days ago · 5 km deep · 91 km away
  21. 2.010 km NNE of Livermore, California · 17042 days ago · 14 km deep · 95 km away
  22. 1.911 km N of Livermore, California · 17042 days ago · 6 km deep · 97 km away
  23. 2.610 km NNE of Livermore, California · 17042 days ago · 13 km deep · 94 km away
  24. 1.8Northern California · 17042 days ago · 12 km deep · 92 km away
  25. 1.87 km ESE of Livermore, California · 17042 days ago · 9 km deep · 81 km away
  26. 2.311 km N of Livermore, California · 17042 days ago · 9 km deep · 97 km away
  27. 1.99 km NNE of Livermore, California · 17042 days ago · 12 km deep · 92 km away
  28. 2.412 km E of Blackhawk, California · 17042 days ago · 13 km deep · 99 km away
  29. 1.811 km NNE of Livermore, California · 17042 days ago · 10 km deep · 96 km away
  30. 1.68 km NE of Livermore, California · 17042 days ago · 6 km deep · 91 km away
  31. 1.89 km ENE of Livermore, California · 17042 days ago · 3 km deep · 86 km away
  32. 1.97 km N of Livermore, California · 17042 days ago · 1 km deep · 95 km away
  33. 1.912 km E of Blackhawk, California · 17042 days ago · 9 km deep · 99 km away
  34. 1.53 km N of Livermore, California · 17042 days ago · 5 km deep · 91 km away
  35. 1.65 km ENE of Livermore, California · 17042 days ago · 3 km deep · 87 km away
  36. 2.211 km NNE of Livermore, California · 17042 days ago · 5 km deep · 96 km away
  37. 2.49 km ENE of Livermore, California · 17042 days ago · 1 km deep · 87 km away
  38. 1.712 km SW of Byron, California · 17042 days ago · 11 km deep · 98 km away
  39. 1.89 km ENE of Livermore, California · 17042 days ago · 7 km deep · 87 km away
  40. 1.911 km NNE of Livermore, California · 17042 days ago · 14 km deep · 96 km away
  41. 1.810 km NNE of Livermore, California · 17042 days ago · 13 km deep · 95 km away
  42. 2.29 km NNE of Livermore, California · 17042 days ago · 11 km deep · 92 km away
  43. 2.38 km NNE of Livermore, California · 17042 days ago · 11 km deep · 93 km away
  44. 1.811 km N of Livermore, California · 17042 days ago · 14 km deep · 96 km away
  45. 2.89 km NE of Livermore, California · 17042 days ago · 12 km deep · 92 km away
  46. 2.711 km SW of Byron, California · 17042 days ago · 14 km deep · 97 km away
  47. 2.610 km SW of Byron, California · 17042 days ago · 15 km deep · 95 km away
  48. 3.011 km NNE of Livermore, California · 17042 days ago · 14 km deep · 96 km away
  49. 3.112 km E of Blackhawk, California · 17042 days ago · 13 km deep · 100 km away
  50. 1.74 km S of Gilroy, California · 17042 days ago · 5 km deep · 42 km away
  51. 2.712 km WSW of Byron, California · 17042 days ago · 14 km deep · 99 km away
  52. 1.59 km E of Gilroy, California · 17042 days ago · 8 km deep · 31 km away
  53. 1.612 km E of Blackhawk, California · 17042 days ago · 9 km deep · 100 km away
  54. 1.811 km E of Blackhawk, California · 17042 days ago · 9 km deep · 100 km away
  55. 2.511 km NNE of Livermore, California · 17042 days ago · 13 km deep · 96 km away
  56. 2.410 km N of Livermore, California · 17042 days ago · 9 km deep · 97 km away
  57. 1.512 km E of Blackhawk, California · 17042 days ago · 11 km deep · 99 km away
  58. 2.012 km WSW of Byron, California · 17041 days ago · 14 km deep · 99 km away
  59. 1.99 km NE of Livermore, California · 17041 days ago · 11 km deep · 91 km away
  60. 1.910 km NE of Livermore, California · 17041 days ago · 11 km deep · 91 km away

The first 60 of 189.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1049324. Read Tue, Sep 22, 2026, 5:18 AM UTC.