California earthquakes

M1.7 earthquake 4 km NNE of Three Rocks, California

A magnitude 1.7 earthquake struck 4 km NNE of Three Rocks, California on Wed, May 4, 1983, 7:37 AM PDT (14:37 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M5.2 12 km NNE of Coalinga, California. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1983-05-04 14:37:39 UTC
Depth
-0.6 km (-0.4 mi), shallow
Epicenter
36.544° N, 120.377° 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 7.2 km horizontally, 20.3 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
312°, poorly surrounded by stations
Stations used
9

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 202 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 2.05 km NE of Coalinga, California · 15856 days ago · 7 km deep · 41 km away
  2. 1.610 km NNE of Coalinga, California · 15856 days ago · 8 km deep · 36 km away
  3. 1.612 km NW of Avenal, California · 15856 days ago · 10 km deep · 52 km away
  4. 1.59 km NNE of Coalinga, California · 15856 days ago · 9 km deep · 37 km away
  5. 1.813 km WNW of Huron, California · 15856 days ago · 19 km deep · 36 km away
  6. 2.17 km NNE of Coalinga, California · 15856 days ago · 8 km deep · 38 km away
  7. 2.310 km SE of Coalinga, California · 15856 days ago · 3 km deep · 52 km away
  8. 1.515 km N of Coalinga, California · 15856 days ago · 8 km deep · 30 km away
  9. 2.610 km ESE of Coalinga, California · 15856 days ago · 6 km deep · 49 km away
  10. 2.512 km NNW of Avenal, California · 15856 days ago · 8 km deep · 52 km away
  11. 2.510 km NW of Avenal, California · 15856 days ago · 13 km deep · 54 km away
  12. 2.011 km WSW of Huron, California · 15856 days ago · 6 km deep · 46 km away
  13. 2.612 km SW of Huron, California · 15856 days ago · 8 km deep · 48 km away
  14. 1.75 km E of Coalinga, California · 15856 days ago · 8 km deep · 45 km away
  15. 1.78 km E of Coalinga, California · 15856 days ago · 6 km deep · 47 km away
  16. 1.612 km NNW of Coalinga, California · 15856 days ago · 5 km deep · 33 km away
  17. 1.97 km ENE of Coalinga, California · 15856 days ago · 10 km deep · 42 km away
  18. 1.612 km NNW of Coalinga, California · 15856 days ago · 8 km deep · 33 km away
  19. 1.619 km SSE of Cantua Creek, California · 15856 days ago · 19 km deep · 26 km away
  20. 1.611 km N of Coalinga, California · 15856 days ago · 8 km deep · 34 km away
  21. 2.29 km NW of Avenal, California · 15856 days ago · 15 km deep · 55 km away
  22. 1.710 km N of Coalinga, California · 15856 days ago · 10 km deep · 35 km away
  23. 3.010 km NNE of Coalinga, California · 15856 days ago · 7 km deep · 37 km away
  24. 1.89 km N of Coalinga, California · 15856 days ago · 9 km deep · 36 km away
  25. 3.912 km NNE of Coalinga, California · 15856 days ago · 8 km deep · 35 km away
  26. 2.310 km SW of Huron, California · 15856 days ago · 7 km deep · 48 km away
  27. 3.915 km N of Coalinga, California · 15856 days ago · 12 km deep · 29 km away
  28. 3.111 km WSW of Huron, California · 15856 days ago · 9 km deep · 43 km away
  29. 2.29 km NNE of Coalinga, California · 15856 days ago · 7 km deep · 37 km away
  30. 1.615 km NNE of Coalinga, California · 15856 days ago · 4 km deep · 31 km away
  31. 1.712 km WSW of Huron, California · 15856 days ago · 6 km deep · 43 km away
  32. 2.210 km NNE of Coalinga, California · 15856 days ago · 12 km deep · 37 km away
  33. 2.415 km N of Coalinga, California · 15856 days ago · 9 km deep · 30 km away
  34. 1.79 km NE of Coalinga, California · 15856 days ago · 7 km deep · 39 km away
  35. 2.29 km NE of Coalinga, California · 15856 days ago · 8 km deep · 39 km away
  36. 2.312 km NE of Coalinga, California · 15856 days ago · 11 km deep · 39 km away
  37. 2.39 km NE of Coalinga, California · 15856 days ago · 8 km deep · 39 km away
  38. 2.48 km ENE of Coalinga, California · 15856 days ago · 9 km deep · 42 km away
  39. 2.610 km N of Coalinga, California · 15856 days ago · 8 km deep · 35 km away
  40. 1.98 km ENE of Coalinga, California · 15856 days ago · 10 km deep · 43 km away
  41. 2.312 km N of Coalinga, California · 15856 days ago · 11 km deep · 33 km away
  42. 2.58 km ENE of Coalinga, California · 15856 days ago · 9 km deep · 44 km away
  43. 1.811 km SW of Coalinga, California · 15856 days ago · 5 km deep · 53 km away
  44. 1.518 km N of Coalinga, California · 15856 days ago · 10 km deep · 26 km away
  45. 2.110 km N of Coalinga, California · 15856 days ago · 8 km deep · 34 km away
  46. 2.19 km NNE of Coalinga, California · 15856 days ago · 7 km deep · 36 km away
  47. 1.59 km ENE of Coalinga, California · 15856 days ago · 9 km deep · 41 km away
  48. 1.613 km WNW of Huron, California · 15856 days ago · 6 km deep · 34 km away
  49. 1.66 km NE of Coalinga, California · 15856 days ago · 9 km deep · 41 km away
  50. 2.117 km N of Coalinga, California · 15856 days ago · 8 km deep · 28 km away
  51. 1.74 km N of Coalinga, California · 15856 days ago · 4 km deep · 40 km away
  52. 1.915 km N of Coalinga, California · 15856 days ago · 11 km deep · 30 km away
  53. 2.312 km ESE of Coalinga, California · 15856 days ago · 7 km deep · 51 km away
  54. 2.511 km NE of Coalinga, California · 15856 days ago · 9 km deep · 38 km away
  55. 2.09 km N of Coalinga, California · 15856 days ago · 12 km deep · 35 km away
  56. 2.510 km NE of Coalinga, California · 15856 days ago · 8 km deep · 38 km away
  57. 2.512 km N of Coalinga, California · 15856 days ago · 3 km deep · 32 km away
  58. 1.815 km NNE of Coalinga, California · 15856 days ago · 5 km deep · 33 km away
  59. 2.97 km ENE of Coalinga, California · 15856 days ago · 10 km deep · 42 km away
  60. 2.412 km NE of Coalinga, California · 15856 days ago · 9 km deep · 36 km away

The first 60 of at least 202.

Before

  1. 1.910 km NE of Coalinga, California · 15856 days ago · 12 km deep · 38 km away
  2. 2.012 km ESE of Coalinga, California · 15856 days ago · 8 km deep · 51 km away
  3. 2.114 km N of Coalinga, California · 15856 days ago · 7 km deep · 31 km away
  4. 1.612 km N of Coalinga, California · 15856 days ago · 7 km deep · 32 km away
  5. 2.618 km S of Cantua Creek, California · 15856 days ago · 3 km deep · 23 km away
  6. 2.58 km NNW of Coalinga, California · 15856 days ago · 10 km deep · 37 km away
  7. 1.618 km NNW of Coalinga, California · 15856 days ago · 8 km deep · 27 km away
  8. 2.012 km ENE of Coalinga, California · 15856 days ago · 16 km deep · 44 km away
  9. 2.810 km NE of Coalinga, California · 15856 days ago · 8 km deep · 37 km away
  10. 1.78 km N of Coalinga, California · 15856 days ago · 5 km deep · 36 km away
  11. 1.711 km NNE of Coalinga, California · 15856 days ago · 9 km deep · 36 km away
  12. 1.511 km NE of Coalinga, California · 15856 days ago · 9 km deep · 38 km away
  13. 2.017 km S of Three Rocks, California · 15856 days ago · 3 km deep · 21 km away
  14. 2.012 km SW of Huron, California · 15856 days ago · 7 km deep · 48 km away
  15. 2.98 km NNW of Coalinga, California · 15856 days ago · 4 km deep · 37 km away
  16. 2.314 km N of Coalinga, California · 15856 days ago · 8 km deep · 30 km away
  17. 2.18 km NE of Coalinga, California · 15856 days ago · 7 km deep · 39 km away
  18. 1.89 km NE of Coalinga, California · 15856 days ago · 8 km deep · 39 km away
  19. 3.612 km ESE of Coalinga, California · 15856 days ago · 9 km deep · 50 km away
  20. 3.015 km N of Coalinga, California · 15856 days ago · 11 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1092469. Read Thu, Oct 1, 2026, 10:44 AM UTC.