California earthquakes

M2.1 earthquake 21 km NE of Soledad, California

A magnitude 2.1 earthquake struck 21 km NE of Soledad, California on Thu, Dec 15, 1983, 1:09 AM PST (09:09 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.4 21 km NE of Soledad, 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
2.1 (md), micro
Local time
UTC
1983-12-15 09:09:29 UTC
Depth
6.1 km (3.8 mi), shallow
Epicenter
36.547° N, 121.139° 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 0.2 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
54°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 197 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.016 km NNW of Coalinga, California · 15599 days ago · 6 km deep · 71 km away
  2. 1.926 km SE of Tres Pinos, California · 15599 days ago · 17 km deep · 9 km away
  3. 1.724 km ENE of San Ardo, California · 15598 days ago · -1 km deep · 70 km away
  4. 2.421 km NE of Soledad, California · 15598 days ago · 5 km deep · 4 km away
  5. 1.912 km NNE of Coalinga, California · 15598 days ago · 5 km deep · 80 km away
  6. 2.014 km N of Coalinga, California · 15598 days ago · 9 km deep · 74 km away
  7. 2.015 km SSW of Three Rocks, California · 15597 days ago · 7 km deep · 64 km away
  8. 1.513 km NE of Coalinga, California · 15597 days ago · 8 km deep · 85 km away
  9. 2.213 km NW of Coalinga, California · 15597 days ago · 5 km deep · 70 km away
  10. 1.96 km NE of Coalinga, California · 15597 days ago · 9 km deep · 84 km away
  11. 2.234 km SW of South Dos Palos, California · 15597 days ago · 0 km deep · 30 km away
  12. 1.726 km SE of Big Sur, California · 15596 days ago · 13 km deep · 61 km away
  13. 1.524 km ENE of Soledad, California · 15596 days ago · 3 km deep · 7 km away
  14. 2.017 km SSE of Tres Pinos, California · 15596 days ago · 7 km deep · 14 km away
  15. 1.618 km NNW of Coalinga, California · 15596 days ago · 8 km deep · 70 km away
  16. 1.69 km ENE of Coalinga, California · 15596 days ago · 7 km deep · 89 km away
  17. 2.17 km NE of San Martin, California · 15595 days ago · 3 km deep · 76 km away
  18. 2.112 km N of Coalinga, California · 15595 days ago · 9 km deep · 77 km away
  19. 2.813 km NNW of Coalinga, California · 15595 days ago · 10 km deep · 73 km away
  20. 1.711 km ENE of Coalinga, California · 15594 days ago · 10 km deep · 89 km away
  21. 1.711 km ENE of Coalinga, California · 15594 days ago · 15 km deep · 90 km away
  22. 1.96 km ESE of Big Sur, California · 15594 days ago · 12 km deep · 62 km away
  23. 1.710 km ENE of Coalinga, California · 15594 days ago · 7 km deep · 90 km away
  24. 2.814 km NNW of Coalinga, California · 15594 days ago · 5 km deep · 72 km away
  25. 2.111 km NW of Avenal, California · 15594 days ago · 12 km deep · 98 km away
  26. 1.910 km NW of Avenal, California · 15593 days ago · 7 km deep · 98 km away
  27. 1.711 km NNW of Avenal, California · 15593 days ago · 6 km deep · 99 km away
  28. 1.711 km WSW of Huron, California · 15593 days ago · 9 km deep · 93 km away
  29. 2.713 km N of Morgan Hill, California · 15592 days ago · 5 km deep · 90 km away
  30. 1.823 km NW of San Simeon, California · 15592 days ago · 0 km deep · 83 km away
  31. 1.712 km SW of Huron, California · 15592 days ago · 4 km deep · 95 km away
  32. 1.617 km N of Coalinga, California · 15592 days ago · 7 km deep · 74 km away
  33. 1.714 km N of Coalinga, California · 15592 days ago · 9 km deep · 75 km away
  34. 1.511 km WSW of Huron, California · 15591 days ago · 14 km deep · 92 km away
  35. 2.115 km N of Coalinga, California · 15591 days ago · 8 km deep · 73 km away
  36. 2.88 km ENE of Morgan Hill, California · 15591 days ago · 2 km deep · 78 km away
  37. 2.512 km NW of Avenal, California · 15591 days ago · 11 km deep · 97 km away
  38. 2.2Central California · 15591 days ago · 5 km deep · 5 km away
  39. 3.212 km NW of Avenal, California · 15591 days ago · 12 km deep · 97 km away
  40. 1.711 km NNW of Avenal, California · 15591 days ago · 5 km deep · 99 km away
  41. 1.611 km N of Coalinga, California · 15591 days ago · 8 km deep · 79 km away
  42. 3.212 km NW of Avenal, California · 15591 days ago · 12 km deep · 97 km away
  43. 1.95 km WSW of Gilroy, California · 15590 days ago · 6 km deep · 65 km away
  44. 1.67 km NE of Coalinga, California · 15590 days ago · 11 km deep · 85 km away
  45. 2.09 km NNE of Coalinga, California · 15590 days ago · 9 km deep · 82 km away
  46. 1.511 km ENE of Coalinga, California · 15589 days ago · 7 km deep · 89 km away
  47. 2.14 km E of Coalinga, California · 15589 days ago · 13 km deep · 88 km away
  48. 2.16 km WSW of Gilroy, California · 15589 days ago · 5 km deep · 66 km away
  49. 2.94 km SE of Aromas, California · 15589 days ago · 8 km deep · 54 km away
  50. 2.7Central California · 15589 days ago · 8 km deep · 54 km away
  51. 1.911 km SSE of Three Rocks, California · 15589 days ago · 8 km deep · 71 km away
  52. 1.616 km SSE of Tres Pinos, California · 15589 days ago · 3 km deep · 16 km away
  53. 1.84 km SE of Aromas, California · 15589 days ago · 7 km deep · 54 km away
  54. 1.713 km NW of Parkfield, California · 15588 days ago · 4 km deep · 83 km away
  55. 1.627 km E of Tres Pinos, California · 15588 days ago · 3 km deep · 30 km away
  56. 2.75 km SE of Aromas, California · 15588 days ago · 8 km deep · 54 km away
  57. 2.27 km S of Tres Pinos, California · 15587 days ago · 6 km deep · 27 km away
  58. 1.723 km ENE of Soledad, California · 15587 days ago · 8 km deep · 4 km away
  59. 1.99 km NE of Coalinga, California · 15587 days ago · 11 km deep · 84 km away
  60. 2.114 km N of Coalinga, California · 15587 days ago · 9 km deep · 75 km away

The first 60 of 197.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1108466. Read Tue, Sep 22, 2026, 4:05 PM UTC.