California earthquakes

M1.6 earthquake 31 km ENE of Soledad, California

A magnitude 1.6 earthquake struck 31 km ENE of Soledad, California on Mon, Dec 29, 1986, 4:15 AM PST (12:15 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M5.3 4 km NNE of Coalinga, California. This one was a foreshock.

Soledad 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1986-12-29 12:15:10 UTC
Depth
9.0 km (5.6 mi), shallow
Epicenter
36.562° N, 121.024° 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, 1.0 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
77°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 194 in the 60 days after this one and 93 in the 30 days before it.

After

  1. 2.28 km NNW of Avenal, California · 14522 days ago · 3 km deep · 94 km away
  2. 1.91 km ESE of San Ardo, California · 14522 days ago · 10 km deep · 62 km away
  3. 2.511 km S of Tres Pinos, California · 14522 days ago · 6 km deep · 30 km away
  4. 2.711 km S of Tres Pinos, California · 14521 days ago · 6 km deep · 29 km away
  5. 2.011 km S of Tres Pinos, California · 14521 days ago · 5 km deep · 29 km away
  6. 2.122 km ENE of Soledad, California · 14521 days ago · 3 km deep · 9 km away
  7. 1.99 km E of Gilroy, California · 14521 days ago · 6 km deep · 63 km away
  8. 1.512 km ESE of Gilroy, California · 14521 days ago · 5 km deep · 58 km away
  9. 2.422 km ENE of Soledad, California · 14521 days ago · 3 km deep · 9 km away
  10. 2.01 km W of Hollister, California · 14521 days ago · 5 km deep · 48 km away
  11. 2.42 km SW of San Juan Bautista, California · 14520 days ago · 7 km deep · 56 km away
  12. 2.022 km NE of Soledad, California · 14520 days ago · 3 km deep · 9 km away
  13. 1.88 km S of Huron, California · 14520 days ago · 16 km deep · 95 km away
  14. 1.711 km W of Three Rocks, California · 14520 days ago · 5 km deep · 45 km away
  15. 2.08 km N of Coalinga, California · 14519 days ago · 11 km deep · 71 km away
  16. 2.33 km ESE of Tres Pinos, California · 14519 days ago · 7 km deep · 33 km away
  17. 2.024 km NE of King City, California · 14519 days ago · 2 km deep · 22 km away
  18. 1.6Central California · 14519 days ago · 5 km deep · 39 km away
  19. 1.510 km N of Coalinga, California · 14518 days ago · 11 km deep · 71 km away
  20. 1.523 km NE of King City, California · 14518 days ago · 3 km deep · 26 km away
  21. 1.724 km ENE of Greenfield, California · 14517 days ago · 9 km deep · 14 km away
  22. 2.025 km ENE of Greenfield, California · 14517 days ago · 7 km deep · 14 km away
  23. 1.625 km ENE of Greenfield, California · 14517 days ago · 4 km deep · 14 km away
  24. 1.68 km SSW of Tres Pinos, California · 14517 days ago · 3 km deep · 35 km away
  25. 1.617 km N of Coalinga, California · 14517 days ago · 5 km deep · 64 km away
  26. 1.715 km N of Coalinga, California · 14516 days ago · 10 km deep · 66 km away
  27. 1.724 km NE of King City, California · 14516 days ago · 1 km deep · 20 km away
  28. 1.69 km N of Coalinga, California · 14515 days ago · 10 km deep · 71 km away
  29. 1.529 km ESE of Tres Pinos, California · 14514 days ago · 5 km deep · 11 km away
  30. 2.27 km ENE of Coalinga, California · 14513 days ago · 8 km deep · 79 km away
  31. 2.27 km NNE of Interlaken, California · 14512 days ago · 11 km deep · 79 km away
  32. 1.922 km ENE of Soledad, California · 14512 days ago · 2 km deep · 9 km away
  33. 2.525 km NW of San Simeon, California · 14512 days ago · 12 km deep · 88 km away
  34. 1.912 km S of Tres Pinos, California · 14511 days ago · 6 km deep · 28 km away
  35. 1.516 km SSE of Tres Pinos, California · 14511 days ago · 5 km deep · 24 km away
  36. 1.97 km NNE of Interlaken, California · 14511 days ago · 8 km deep · 80 km away
  37. 1.910 km ESE of Gilroy, California · 14511 days ago · 3 km deep · 60 km away
  38. 1.631 km WNW of Coalinga, California · 14510 days ago · 12 km deep · 44 km away
  39. 1.930 km W of Three Rocks, California · 14510 days ago · 2 km deep · 30 km away
  40. 1.68 km NE of Interlaken, California · 14509 days ago · 8 km deep · 77 km away
  41. 1.68 km NNE of Interlaken, California · 14509 days ago · 8 km deep · 78 km away
  42. 1.910 km NNW of Coalinga, California · 14509 days ago · 11 km deep · 67 km away
  43. 1.825 km ENE of San Ardo, California · 14509 days ago · 1 km deep · 65 km away
  44. 1.521 km NE of Soledad, California · 14508 days ago · 7 km deep · 15 km away
  45. 1.816 km N of Morgan Hill, California · 14508 days ago · 5 km deep · 97 km away
  46. 1.516 km E of Seven Trees, California · 14507 days ago · 5 km deep · 98 km away
  47. 1.65 km SSW of Gilroy, California · 14506 days ago · 4 km deep · 67 km away
  48. 2.622 km NE of Soledad, California · 14506 days ago · 4 km deep · 14 km away
  49. 3.112 km NNW of Big Sur, California · 14506 days ago · 8 km deep · 80 km away
  50. 1.830 km ENE of San Lucas, California · 14505 days ago · 9 km deep · 42 km away
  51. 2.124 km NE of Greenfield, California · 14504 days ago · 6 km deep · 10 km away
  52. 2.1Central California · 14504 days ago · 4 km deep · 18 km away
  53. 2.121 km SSE of Tres Pinos, California · 14504 days ago · 4 km deep · 19 km away
  54. 1.615 km N of Morgan Hill, California · 14504 days ago · 6 km deep · 97 km away
  55. 2.330 km NW of San Simeon, California · 14503 days ago · 0 km deep · 88 km away
  56. 2.228 km NW of San Simeon, California · 14503 days ago · 5 km deep · 89 km away
  57. 2.127 km NW of San Simeon, California · 14503 days ago · 3 km deep · 89 km away
  58. 1.712 km NE of Coalinga, California · 14503 days ago · 12 km deep · 77 km away
  59. 1.824 km NE of Greenfield, California · 14503 days ago · 8 km deep · 11 km away
  60. 1.729 km ENE of Soledad, California · 14502 days ago · 6 km deep · 2 km away

The first 60 of 194.

Before

  1. 1.88 km SE of San Juan Bautista, California · 14524 days ago · 3 km deep · 48 km away
  2. 1.96 km SSW of Huron, California · 14525 days ago · 10 km deep · 91 km away
  3. 2.35 km SSW of Gilroy, California · 14526 days ago · 4 km deep · 68 km away
  4. 2.412 km SW of Huron, California · 14526 days ago · 10 km deep · 90 km away
  5. 1.722 km NNE of Soledad, California · 14526 days ago · 5 km deep · 17 km away
  6. 2.022 km NNE of Soledad, California · 14526 days ago · 5 km deep · 17 km away
  7. 1.823 km NE of Greenfield, California · 14527 days ago · 6 km deep · 12 km away
  8. 1.54 km NW of Parkfield, California · 14527 days ago · 5 km deep · 86 km away
  9. 1.823 km NE of San Ardo, California · 14528 days ago · 7 km deep · 48 km away
  10. 1.9Near the coast of Central California · 14528 days ago · 7 km deep · 85 km away
  11. 2.427 km NE of Soledad, California · 14529 days ago · 10 km deep · 6 km away
  12. 2.02 km E of San Ardo, CA · 14529 days ago · 11 km deep · 61 km away
  13. 1.56 km NE of Hollister, California · 14529 days ago · 7 km deep · 46 km away
  14. 1.53 km SE of Tres Pinos, California · 14530 days ago · 7 km deep · 33 km away
  15. 1.710 km SSW of Huron, California · 14530 days ago · 9 km deep · 93 km away
  16. 1.98 km NE of Coalinga, California · 14531 days ago · 10 km deep · 78 km away
  17. 1.729 km ENE of Soledad, California · 14531 days ago · 11 km deep · 2 km away
  18. 2.017 km WSW of Three Rocks, California · 14531 days ago · 6 km deep · 41 km away
  19. 1.69 km NNE of Coalinga, California · 14531 days ago · 9 km deep · 75 km away
  20. 2.26 km NNE of Interlaken, California · 14532 days ago · 10 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc91251. Read Sat, Oct 3, 2026, 4:15 AM UTC.