California earthquakes

M1.8 earthquake 7 km S of Huron, California

A magnitude 1.8 earthquake struck 7 km S of Huron, California on Tue, Oct 22, 1985, 6:50 PM PDT (01:50 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.1 8 km SE of Huron, California. This one was a foreshock.

Huron 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
1.8 (md), micro
Local time
UTC
1985-10-23 01:50:22 UTC
Depth
6.2 km (3.8 mi), shallow
Epicenter
36.135° N, 120.093° 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 1.1 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
208°, poorly surrounded by stations
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 165 in the 60 days after this one and 29 in the 30 days before it.

After

  1. 1.56 km NE of Coalinga, California · 14945 days ago · 9 km deep · 20 km away
  2. 3.18 km SE of Huron, California · 14944 days ago · 8 km deep · 6 km away
  3. 1.59 km SSE of Huron, California · 14943 days ago · 16 km deep · 3 km away
  4. 2.815km SSE of Kettleman City, CA · 14943 days ago · 5 km deep · 33 km away
  5. 2.86 km ENE of Avenal, California · 14943 days ago · 10 km deep · 13 km away
  6. 1.84 km WSW of Avenal, California · 14943 days ago · 10 km deep · 18 km away
  7. 1.515 km NNW of Coalinga, California · 14943 days ago · 7 km deep · 32 km away
  8. 1.89 km ENE of Coalinga, California · 14943 days ago · 8 km deep · 17 km away
  9. 1.523 km NE of King City, California · 14942 days ago · 3 km deep · 77 km away
  10. 1.610 km NE of Coalinga, California · 14942 days ago · 13 km deep · 17 km away
  11. 1.913 km SW of Huron, California · 14941 days ago · 7 km deep · 11 km away
  12. 3.27 km SE of Avenal, California · 14940 days ago · 8 km deep · 20 km away
  13. 3.39 km SSW of Kettleman City, California · 14940 days ago · 1 km deep · 24 km away
  14. 2.59 km SE of Avenal, California · 14940 days ago · 8 km deep · 21 km away
  15. 3.18 km SE of Avenal, California · 14940 days ago · 8 km deep · 21 km away
  16. 2.17 km SE of Avenal, California · 14940 days ago · 6 km deep · 19 km away
  17. 1.67 km SE of Avenal, California · 14940 days ago · 9 km deep · 20 km away
  18. 2.47 km SE of Avenal, California · 14940 days ago · 7 km deep · 21 km away
  19. 1.98 km SE of Avenal, California · 14940 days ago · 8 km deep · 21 km away
  20. 2.17 km SE of Avenal, California · 14940 days ago · 8 km deep · 21 km away
  21. 2.024 km NE of Greenfield, California · 14940 days ago · 5 km deep · 92 km away
  22. 1.87 km SSE of Avenal, California · 14940 days ago · 8 km deep · 21 km away
  23. 2.06 km SSE of Avenal, California · 14939 days ago · 7 km deep · 20 km away
  24. 1.66 km SSE of Avenal, California · 14939 days ago · 7 km deep · 21 km away
  25. 2.06 km W of Three Rocks, California · 14938 days ago · 10 km deep · 52 km away
  26. 1.77 km SE of Avenal, California · 14938 days ago · 9 km deep · 20 km away
  27. 1.81 km SW of Coalinga, California · 14938 days ago · 11 km deep · 25 km away
  28. 1.61 km W of Coalinga, California · 14938 days ago · 12 km deep · 26 km away
  29. 1.64 km WSW of Kettleman City, California · 14938 days ago · 9 km deep · 17 km away
  30. 2.78 km SE of Avenal, California · 14938 days ago · 8 km deep · 21 km away
  31. 1.811 km NNW of Coalinga, California · 14937 days ago · 8 km deep · 30 km away
  32. 1.64 km WSW of Paso Robles, California · 14937 days ago · 7 km deep · 82 km away
  33. 2.26 km NNW of Biola, California · 14937 days ago · 6 km deep · 80 km away
  34. 2.010 km NNE of Avenal, California · 14936 days ago · 8 km deep · 4 km away
  35. 2.48 km SE of Avenal, California · 14936 days ago · 9 km deep · 21 km away
  36. 1.86 km SSE of Avenal, California · 14936 days ago · 6 km deep · 20 km away
  37. 1.625 km NE of Greenfield, California · 14936 days ago · 2 km deep · 89 km away
  38. 2.77 km SE of Avenal, California · 14936 days ago · 8 km deep · 21 km away
  39. 1.531 km NE of Soledad, California · 14935 days ago · 8 km deep · 98 km away
  40. 2.77 km ENE of Avenal, California · 14934 days ago · 12 km deep · 12 km away
  41. 1.93 km ENE of Avenal, California · 14933 days ago · 11 km deep · 14 km away
  42. 2.14 km SE of Avenal, California · 14933 days ago · 6 km deep · 18 km away
  43. 1.613 km NNE of Coalinga, California · 14933 days ago · 8 km deep · 23 km away
  44. 1.824 km NNE of San Lucas, California · 14933 days ago · 6 km deep · 74 km away
  45. 2.17 km SE of Avenal, California · 14932 days ago · 8 km deep · 20 km away
  46. 1.714 km SSE of Parkfield, California · 14932 days ago · 9 km deep · 44 km away
  47. 1.611 km NE of Coalinga, California · 14932 days ago · 11 km deep · 18 km away
  48. 1.612 km NNE of Coalinga, California · 14931 days ago · 8 km deep · 25 km away
  49. 1.711 km SW of Huron, California · 14931 days ago · 2 km deep · 9 km away
  50. 1.613 km NNE of Coalinga, California · 14931 days ago · 9 km deep · 25 km away
  51. 2.78 km N of Avenal, California · 14930 days ago · 7 km deep · 7 km away
  52. 2.07 km NNE of Avenal, California · 14929 days ago · 7 km deep · 8 km away
  53. 2.310 km NNE of Avenal, California · 14928 days ago · 8 km deep · 5 km away
  54. 1.716 km SSW of Avenal, California · 14928 days ago · 20 km deep · 31 km away
  55. 1.917 km SSW of Avenal, California · 14928 days ago · 20 km deep · 32 km away
  56. 2.17 km SSW of Avenal, California · 14928 days ago · 18 km deep · 22 km away
  57. 1.623 km NE of San Lucas, California · 14928 days ago · 7 km deep · 66 km away
  58. 1.68 km NW of Kettleman City, California · 14927 days ago · 13 km deep · 10 km away
  59. 1.76 km NE of Avenal, California · 14927 days ago · 11 km deep · 10 km away
  60. 1.614 km NNE of Coalinga, California · 14926 days ago · 3 km deep · 25 km away

The first 60 of 165.

Before

  1. 1.99 km S of Oak Shores, California · 14946 days ago · 4 km deep · 95 km away
  2. 2.23 km N of Avenal, California · 14946 days ago · 0 km deep · 12 km away
  3. 1.99 km NE of Coalinga, California · 14948 days ago · 10 km deep · 18 km away
  4. 1.710 km NE of Coalinga, California · 14950 days ago · 10 km deep · 19 km away
  5. 2.415 km N of Coalinga, California · 14950 days ago · 9 km deep · 26 km away
  6. 2.14 km SSW of Monmouth, California · 14951 days ago · 4 km deep · 53 km away
  7. 2.02 km S of Avenal, California · 14951 days ago · 14 km deep · 17 km away
  8. 1.52 km SW of Avenal, California · 14952 days ago · 12 km deep · 18 km away
  9. 2.311 km NW of Coalinga, California · 14952 days ago · 6 km deep · 33 km away
  10. 1.523 km NE of San Ardo, California · 14952 days ago · 7 km deep · 59 km away
  11. 2.024 km NE of Greenfield, California · 14953 days ago · 7 km deep · 93 km away
  12. 1.817 km S of Cantua Creek, California · 14953 days ago · 22 km deep · 31 km away
  13. 1.99 km NNW of Avenal, California · 14954 days ago · 3 km deep · 9 km away
  14. 1.98 km SSW of Huron, California · 14955 days ago · 9 km deep · 5 km away
  15. 1.99 km S of Huron, California · 14955 days ago · 8 km deep · 2 km away
  16. 2.27 km NE of Avenal, California · 14955 days ago · 9 km deep · 10 km away
  17. 2.05 km S of Huron, California · 14957 days ago · 6 km deep · 3 km away
  18. 2.711 km E of Coalinga, California · 14957 days ago · 9 km deep · 13 km away
  19. 1.710 km S of Huron, California · 14957 days ago · 8 km deep · 3 km away
  20. 1.612 km SW of Huron, California · 14957 days ago · 9 km deep · 9 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc57499. Read Wed, Sep 23, 2026, 2:35 AM UTC.