California earthquakes

M2.3 earthquake 17 km S of Three Rocks, California

A magnitude 2.3 earthquake struck 17 km S of Three Rocks, California on Fri, Jul 22, 1983, 6:02 AM PDT (13:02 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M5.5 11 km NE of Coalinga, California. This one was a foreshock.

Coalinga 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
2.3 (md), micro
Local time
UTC
1983-07-22 13:02:13 UTC
Depth
4.1 km (2.5 mi), shallow
Epicenter
36.344° N, 120.369° 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, 0.3 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
91°
Stations used
34

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.010 km NNW of Coalinga, California · 15776 days ago · 7 km deep · 15 km away
  2. 1.612 km NNW of Coalinga, California · 15776 days ago · 7 km deep · 11 km away
  3. 2.024 km ENE of San Ardo, California · 15776 days ago · 7 km deep · 37 km away
  4. 1.916 km NNW of Coalinga, California · 15776 days ago · 6 km deep · 9 km away
  5. 1.619 km S of Cantua Creek, California · 15776 days ago · 1 km deep · 5 km away
  6. 2.318 km S of Cantua Creek, California · 15776 days ago · 5 km deep · 4 km away
  7. 2.336 km SSW of South Dos Palos, California · 15776 days ago · 8 km deep · 52 km away
  8. 2.013 km NNW of Coalinga, California · 15776 days ago · 4 km deep · 13 km away
  9. 1.710 km NW of Coalinga, California · 15776 days ago · 6 km deep · 15 km away
  10. 1.99 km SSE of Three Rocks, California · 15776 days ago · 1 km deep · 9 km away
  11. 1.818 km S of Cantua Creek, California · 15776 days ago · 5 km deep · 3 km away
  12. 3.213 km NNW of Coalinga, California · 15776 days ago · 8 km deep · 10 km away
  13. 2.211 km NNW of Coalinga, California · 15776 days ago · 8 km deep · 12 km away
  14. 1.912 km NW of Coalinga, California · 15776 days ago · 0 km deep · 14 km away
  15. 2.010 km N of Coalinga, California · 15776 days ago · 9 km deep · 12 km away
  16. 1.918 km S of Cantua Creek, California · 15776 days ago · 5 km deep · 4 km away
  17. 1.514 km NNW of Coalinga, California · 15776 days ago · 9 km deep · 12 km away
  18. 2.420 km S of Cantua Creek, California · 15776 days ago · 5 km deep · 6 km away
  19. 1.916 km NNW of Coalinga, California · 15776 days ago · 7 km deep · 8 km away
  20. 1.615 km NNW of Coalinga, California · 15776 days ago · 8 km deep · 12 km away
  21. 1.93 km N of Templeton, California · 15776 days ago · 7 km deep · 90 km away
  22. 1.83 km NNE of Templeton, California · 15776 days ago · 6 km deep · 90 km away
  23. 2.017 km NNW of Coalinga, California · 15776 days ago · 12 km deep · 11 km away
  24. 1.727 km ESE of Tres Pinos, California · 15776 days ago · 0 km deep · 73 km away
  25. 3.34km NW of Coalinga, CA · 15776 days ago · 18 km deep · 20 km away
  26. 2.510km NNW of Coalinga, CA · 15776 days ago · 2 km deep · 14 km away
  27. 2.015 km NNW of Coalinga, California · 15776 days ago · 1 km deep · 12 km away
  28. 1.713 km NNW of Coalinga, California · 15776 days ago · 5 km deep · 13 km away
  29. 2.420 km S of Cantua Creek, California · 15775 days ago · 5 km deep · 7 km away
  30. 1.915 km NW of Coalinga, California · 15775 days ago · 3 km deep · 14 km away
  31. 1.713 km NNW of Coalinga, California · 15775 days ago · 8 km deep · 10 km away
  32. 2.016 km NNW of Coalinga, California · 15775 days ago · 6 km deep · 8 km away
  33. 2.03 km N of Templeton, California · 15775 days ago · 4 km deep · 90 km away
  34. 1.812 km NW of Coalinga, California · 15775 days ago · 0 km deep · 15 km away
  35. 2.311 km N of Coalinga, California · 15775 days ago · 9 km deep · 11 km away
  36. 1.811 km ESE of Coalinga, California · 15775 days ago · 7 km deep · 30 km away
  37. 1.712 km NW of Avenal, California · 15775 days ago · 6 km deep · 33 km away
  38. 2.37 km NE of Coalinga, California · 15775 days ago · 9 km deep · 20 km away
  39. 2.811 km WSW of Huron, California · 15775 days ago · 10 km deep · 26 km away
  40. 1.69 km N of Coalinga, California · 15775 days ago · 11 km deep · 13 km away
  41. 1.613 km W of Oak Shores, California · 15775 days ago · 5 km deep · 92 km away
  42. 2.76km N of Coalinga, CA · 15775 days ago · 2 km deep · 17 km away
  43. 2.813 km NW of Coalinga, California · 15775 days ago · 4 km deep · 14 km away
  44. 1.613 km NW of Coalinga, California · 15775 days ago · 2 km deep · 13 km away
  45. 1.612 km NNW of Coalinga, California · 15775 days ago · 5 km deep · 13 km away
  46. 2.514 km NNW of Coalinga, California · 15775 days ago · 6 km deep · 12 km away
  47. 1.612 km NW of Coalinga, California · 15775 days ago · 0 km deep · 15 km away
  48. 1.77 km N of Coalinga, California · 15775 days ago · 10 km deep · 16 km away
  49. 3.09 km NNE of Coalinga, California · 15775 days ago · 7 km deep · 16 km away
  50. 2.110 km NNE of Coalinga, California · 15775 days ago · 7 km deep · 15 km away
  51. 1.812 km NNW of Coalinga, California · 15774 days ago · 4 km deep · 11 km away
  52. 2.714 km NNW of Coalinga, California · 15774 days ago · 4 km deep · 11 km away
  53. 1.93 km N of Templeton, California · 15774 days ago · 8 km deep · 90 km away
  54. 2.014 km NNE of Coalinga, California · 15774 days ago · 10 km deep · 9 km away
  55. 1.619 km NNE of Coalinga, California · 15774 days ago · 4 km deep · 8 km away
  56. 1.613 km NNW of Coalinga, California · 15774 days ago · 3 km deep · 12 km away
  57. 1.715 km NNW of Coalinga, California · 15774 days ago · 7 km deep · 9 km away
  58. 1.815 km NNW of Coalinga, California · 15774 days ago · 7 km deep · 8 km away
  59. 2.111 km NW of Coalinga, California · 15774 days ago · 3 km deep · 16 km away
  60. 2.012 km E of Coalinga, California · 15774 days ago · 7 km deep · 25 km away

The first 60 of at least 201.

Before

  1. 1.610 km NNW of Coalinga, California · 15776 days ago · 8 km deep · 14 km away
  2. 2.915 km NNW of Coalinga, California · 15777 days ago · 4 km deep · 12 km away
  3. 1.513 km NNW of Coalinga, California · 15777 days ago · 3 km deep · 12 km away
  4. 1.615 km NNW of Coalinga, California · 15777 days ago · 8 km deep · 9 km away
  5. 1.89 km NNW of Coalinga, California · 15777 days ago · 8 km deep · 14 km away
  6. 2.412 km NNW of Coalinga, California · 15777 days ago · 6 km deep · 13 km away
  7. 1.714 km NNW of Coalinga, California · 15777 days ago · 6 km deep · 9 km away
  8. 2.911 km NNW of Coalinga, California · 15777 days ago · 8 km deep · 12 km away
  9. 1.714 km NNW of Coalinga, California · 15777 days ago · 6 km deep · 9 km away
  10. 1.814 km NNW of Coalinga, California · 15777 days ago · 3 km deep · 11 km away
  11. 1.615 km NNW of Coalinga, California · 15777 days ago · 6 km deep · 12 km away
  12. 1.615 km NNW of Coalinga, California · 15777 days ago · 5 km deep · 9 km away
  13. 2.914 km NNW of Coalinga, California · 15777 days ago · 4 km deep · 12 km away
  14. 2.820 km S of Cantua Creek, California · 15777 days ago · 5 km deep · 8 km away
  15. 2.811 km N of Coalinga, California · 15777 days ago · 9 km deep · 12 km away
  16. 1.615 km NNW of Coalinga, California · 15777 days ago · 4 km deep · 10 km away
  17. 1.8Central California · 15777 days ago · 1 km deep · 81 km away
  18. 2.910 km NNW of Coalinga, California · 15777 days ago · 7 km deep · 15 km away
  19. 1.540 km SSW of South Dos Palos, California · 15777 days ago · 6 km deep · 57 km away
  20. 2.518 km S of Cantua Creek, California · 15777 days ago · 3 km deep · 2 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1099076 (also filed as ci11199). Read Wed, Sep 30, 2026, 11:19 PM UTC.