California earthquakes

M2.1 earthquake 33 km WNW of Three Rocks, California

A magnitude 2.1 earthquake struck 33 km WNW of Three Rocks, California on Fri, Sep 16, 1983, 11:13 AM PDT (18:13 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M3.8 11 km NNE of Coalinga, 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
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1983-09-16 18:13:45 UTC
Depth
3.6 km (2.2 mi), shallow
Epicenter
36.608° N, 120.740° 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 0.6 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
148°
Stations used
27

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 199 in the 30 days before it.

After

  1. 2.17 km ENE of Coalinga, California · 15721 days ago · 6 km deep · 63 km away
  2. 1.55 km NE of Coalinga, California · 15721 days ago · 12 km deep · 62 km away
  3. 1.611 km NE of Coalinga, California · 15721 days ago · 5 km deep · 60 km away
  4. 1.812 km NNW of Coalinga, California · 15721 days ago · 7 km deep · 50 km away
  5. 1.822 km NE of Hollister, California · 15721 days ago · 0 km deep · 61 km away
  6. 2.02 km ESE of San Ardo, California · 15721 days ago · 13 km deep · 68 km away
  7. 2.112 km SW of Huron, California · 15721 days ago · 7 km deep · 73 km away
  8. 1.731 km NE of Soledad, California · 15721 days ago · 9 km deep · 28 km away
  9. 1.612 km N of Coalinga, California · 15721 days ago · 9 km deep · 53 km away
  10. 2.75 km NE of Coalinga, California · 15721 days ago · 7 km deep · 62 km away
  11. 1.813 km NE of Coalinga, California · 15721 days ago · 12 km deep · 61 km away
  12. 3.28 km NNE of Coalinga, California · 15720 days ago · 9 km deep · 59 km away
  13. 1.88 km N of Coalinga, California · 15720 days ago · 5 km deep · 56 km away
  14. 2.211 km NE of Coalinga, California · 15720 days ago · 10 km deep · 62 km away
  15. 2.18 km ENE of Coalinga, California · 15720 days ago · 9 km deep · 63 km away
  16. 2.421 km NE of Soledad, California · 15720 days ago · 6 km deep · 37 km away
  17. 1.912 km N of Coalinga, California · 15720 days ago · 9 km deep · 52 km away
  18. 3.111 km NW of Coalinga, California · 15720 days ago · 6 km deep · 51 km away
  19. 3.414 km N of Coalinga, California · 15720 days ago · 9 km deep · 51 km away
  20. 2.1Central California · 15719 days ago · 8 km deep · 47 km away
  21. 1.611 km NE of Coalinga, California · 15719 days ago · 9 km deep · 62 km away
  22. 1.55 km SSW of Gilroy, California · 15719 days ago · 7 km deep · 86 km away
  23. 2.225 km NW of Parkfield, California · 15719 days ago · 3 km deep · 61 km away
  24. 2.221 km NE of Soledad, California · 15719 days ago · 5 km deep · 36 km away
  25. 2.09 km NNW of Coalinga, California · 15719 days ago · 7 km deep · 53 km away
  26. 2.231 km ENE of Soledad, California · 15718 days ago · 9 km deep · 26 km away
  27. 1.8Central California · 15718 days ago · 8 km deep · 26 km away
  28. 2.031 km ENE of Soledad, California · 15718 days ago · 8 km deep · 26 km away
  29. 2.137 km ENE of Greenfield, California · 15718 days ago · 12 km deep · 18 km away
  30. 1.59 km ENE of Coalinga, California · 15718 days ago · -1 km deep · 65 km away
  31. 2.011 km ESE of Coalinga, California · 15718 days ago · 6 km deep · 72 km away
  32. 1.516 km NNW of Coalinga, California · 15718 days ago · 10 km deep · 46 km away
  33. 1.912 km N of Coalinga, California · 15718 days ago · 8 km deep · 52 km away
  34. 1.611 km ENE of Coalinga, California · 15718 days ago · 9 km deep · 66 km away
  35. 1.716 km N of Coalinga, California · 15717 days ago · 7 km deep · 47 km away
  36. 1.79 km NW of Coalinga, California · 15717 days ago · 5 km deep · 53 km away
  37. 1.812 km E of Coalinga, California · 15717 days ago · 9 km deep · 71 km away
  38. 1.625 km NE of Greenfield, California · 15717 days ago · 1 km deep · 30 km away
  39. 1.610 km W of Huron, California · 15717 days ago · 6 km deep · 64 km away
  40. 2.04 km SW of Huron, California · 15717 days ago · 6 km deep · 73 km away
  41. 2.09 km NNW of Avenal, California · 15716 days ago · 7 km deep · 77 km away
  42. 2.48 km NE of Coalinga, California · 15716 days ago · 8 km deep · 61 km away
  43. 2.622 km ENE of Soledad, California · 15716 days ago · 4 km deep · 34 km away
  44. 1.922 km ENE of Soledad, California · 15716 days ago · 4 km deep · 34 km away
  45. 2.121 km SSE of Tres Pinos, California · 15716 days ago · 4 km deep · 43 km away
  46. 1.57 km NE of Coalinga, California · 15716 days ago · 10 km deep · 62 km away
  47. 2.232 km SW of Three Rocks, California · 15716 days ago · 13 km deep · 34 km away
  48. 1.515 km N of Coalinga, California · 15716 days ago · 9 km deep · 50 km away
  49. 1.719 km NNW of Coalinga, California · 15716 days ago · 7 km deep · 43 km away
  50. 2.315 km NNW of Coalinga, California · 15715 days ago · 5 km deep · 47 km away
  51. 2.118 km S of Cantua Creek, California · 15715 days ago · 4 km deep · 46 km away
  52. 1.510 km NE of Coalinga, California · 15715 days ago · 10 km deep · 61 km away
  53. 2.122 km NNE of Soledad, California · 15715 days ago · 8 km deep · 42 km away
  54. 1.66 km NNE of San Juan Bautista, California · 15715 days ago · 5 km deep · 75 km away
  55. 1.57 km NE of Aromas, California · 15715 days ago · 6 km deep · 83 km away
  56. 1.912 km ESE of Coalinga, California · 15715 days ago · 3 km deep · 72 km away
  57. 1.88 km WSW of Huron, California · 15714 days ago · 10 km deep · 69 km away
  58. 2.27 km ENE of Coalinga, California · 15714 days ago · 9 km deep · 64 km away
  59. 1.618 km NNW of Coalinga, California · 15714 days ago · 6 km deep · 45 km away
  60. 1.621 km NE of Soledad, California · 15714 days ago · 2 km deep · 40 km away

The first 60 of 194.

Before

  1. 2.111 km ENE of Coalinga, California · 15722 days ago · 9 km deep · 65 km away
  2. 1.911 km ENE of Coalinga, California · 15722 days ago · 9 km deep · 64 km away
  3. 1.710 km WSW of Huron, California · 15722 days ago · 11 km deep · 69 km away
  4. 1.511 km WSW of Huron, California · 15722 days ago · 10 km deep · 69 km away
  5. 1.68 km SW of Huron, California · 15722 days ago · 16 km deep · 73 km away
  6. 1.710 km WNW of Huron, California · 15722 days ago · 4 km deep · 63 km away
  7. 2.511 km NE of Coalinga, California · 15722 days ago · 6 km deep · 59 km away
  8. 2.912 km WNW of Avenal, California · 15722 days ago · 8 km deep · 75 km away
  9. 1.610 km NNW of Coalinga, California · 15722 days ago · 5 km deep · 52 km away
  10. 1.514 km NNW of Coalinga, California · 15722 days ago · 1 km deep · 48 km away
  11. 2.526 km WSW of Lockwood, California · 15723 days ago · -1 km deep · 99 km away
  12. 2.19 km NE of Coalinga, California · 15723 days ago · 8 km deep · 60 km away
  13. 1.610 km WNW of Huron, California · 15723 days ago · 10 km deep · 62 km away
  14. 1.613 km W of Huron, California · 15723 days ago · 6 km deep · 61 km away
  15. 1.612 km NE of Coalinga, California · 15723 days ago · 2 km deep · 60 km away
  16. 1.79 km NE of Coalinga, California · 15723 days ago · 8 km deep · 60 km away
  17. 2.415 km NNE of Coalinga, California · 15723 days ago · 7 km deep · 57 km away
  18. 2.515 km NNW of Coalinga, California · 15723 days ago · 2 km deep · 47 km away
  19. 2.010 km W of Huron, California · 15723 days ago · 3 km deep · 64 km away
  20. 1.613 km N of Coalinga, California · 15723 days ago · 7 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1102893. Read Fri, Oct 2, 2026, 4:39 AM UTC.