California earthquakes

M1.6 earthquake 10 km S of Huron, California

A magnitude 1.6 earthquake struck 10 km S of Huron, California on Tue, Sep 20, 1988, 9:33 AM PDT (16:33 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.2 8 km SW 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1988-09-20 16:33:56 UTC
Depth
6.6 km (4.1 mi), shallow
Epicenter
36.112° N, 120.097° 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 1.0 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
166°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.123 km ENE of San Lucas, California · 13890 days ago · 7 km deep · 65 km away
  2. 2.724 km ENE of San Lucas, California · 13889 days ago · 8 km deep · 62 km away
  3. 3.226 km W of Three Rocks, California · 13888 days ago · 7 km deep · 69 km away
  4. 1.66 km SSW of San Lucas, California · 13886 days ago · 12 km deep · 86 km away
  5. 1.67 km NW of Parkfield, California · 13885 days ago · 9 km deep · 41 km away
  6. 2.040 km SSW of South Dos Palos, California · 13885 days ago · 6 km deep · 88 km away
  7. 2.012 km NW of Avenal, California · 13884 days ago · 11 km deep · 12 km away
  8. 1.611 km SW of Huron, California · 13884 days ago · 9 km deep · 8 km away
  9. 2.216 km ENE of Bradley, California · 13884 days ago · 8 km deep · 53 km away
  10. 1.733 km W of Three Rocks, California · 13884 days ago · 6 km deep · 77 km away
  11. 2.434 km W of Three Rocks, California · 13884 days ago · 5 km deep · 78 km away
  12. 2.124 km NE of Greenfield, California · 13882 days ago · 1 km deep · 94 km away
  13. 2.324 km NE of Greenfield, California · 13881 days ago · 6 km deep · 96 km away
  14. 1.711 km ENE of Coalinga, California · 13881 days ago · 14 km deep · 15 km away
  15. 1.912 km SW of Fairmead, California · 13879 days ago · 12 km deep · 99 km away
  16. 2.011 km NNW of Coalinga, California · 13879 days ago · 6 km deep · 33 km away
  17. 1.926 km ENE of Greenfield, California · 13879 days ago · 9 km deep · 89 km away
  18. 1.94 km S of Huron, California · 13879 days ago · 4 km deep · 6 km away
  19. 1.730 km ENE of Soledad, California · 13878 days ago · 8 km deep · 98 km away
  20. 1.916 km ENE of Bradley, California · 13878 days ago · 8 km deep · 53 km away
  21. 2.115 km NNW of Coalinga, California · 13877 days ago · 8 km deep · 35 km away
  22. 1.922 km NE of San Lucas, California · 13876 days ago · 7 km deep · 67 km away
  23. 2.95 km SSE of Huron, California · 13876 days ago · 7 km deep · 5 km away
  24. 2.24 km SSE of Huron, California · 13876 days ago · 6 km deep · 6 km away
  25. 1.94 km S of Huron, California · 13876 days ago · 7 km deep · 6 km away
  26. 1.911 km SW of Huron, California · 13873 days ago · 7 km deep · 9 km away
  27. 1.523 km ENE of San Lucas, California · 13872 days ago · 8 km deep · 64 km away
  28. 1.826km NW of Buttonwillow, CA · 13871 days ago · 5 km deep · 73 km away
  29. 1.624 km ENE of Soledad, California · 13871 days ago · 2 km deep · 97 km away
  30. 1.613 km N of Coalinga, California · 13870 days ago · 9 km deep · 28 km away
  31. 1.86 km SSE of Kettleman City, California · 13869 days ago · 16 km deep · 22 km away
  32. 2.35 km SSE of Kettleman City, California · 13869 days ago · 14 km deep · 22 km away
  33. 1.610 km NW of Parkfield, California · 13869 days ago · 5 km deep · 41 km away
  34. 2.26 km SSE of Kettleman City, California · 13868 days ago · 7 km deep · 23 km away
  35. 2.311km E of Kettleman City, CA · 13868 days ago · 5 km deep · 27 km away
  36. 1.924 km NE of Greenfield, California · 13868 days ago · 7 km deep · 92 km away
  37. 1.712 km E of Cantua Creek, California · 13866 days ago · 18 km deep · 43 km away
  38. 1.72 km SE of San Ardo, California · 13866 days ago · 13 km deep · 72 km away
  39. 2.216 km SSE of San Joaquin, California · 13866 days ago · 17 km deep · 40 km away
  40. 1.56 km SE of Coalinga, California · 13866 days ago · 11 km deep · 18 km away
  41. 2.611 km ESE of Cantua Creek, California · 13865 days ago · 17 km deep · 40 km away
  42. 2.49 km NE of Avenal, California · 13864 days ago · 6 km deep · 8 km away
  43. 1.923 km NE of King City, California · 13863 days ago · 7 km deep · 82 km away
  44. 2.010 km NE of Coalinga, California · 13863 days ago · 7 km deep · 17 km away
  45. 1.910 km NE of Coalinga, California · 13863 days ago · 7 km deep · 20 km away
  46. 1.510 km NE of Coalinga, California · 13863 days ago · 8 km deep · 20 km away
  47. 2.324 km NE of Greenfield, California · 13862 days ago · 6 km deep · 94 km away
  48. 1.612 km NE of Coalinga, California · 13861 days ago · 14 km deep · 19 km away
  49. 1.53 km SE of San Ardo, California · 13861 days ago · 10 km deep · 71 km away
  50. 1.524 km NE of Greenfield, California · 13861 days ago · 7 km deep · 94 km away
  51. 2.424 km ENE of Soledad, California · 13860 days ago · 3 km deep · 97 km away
  52. 2.123 km ENE of Soledad, California · 13860 days ago · 4 km deep · 97 km away
  53. 1.635 km SE of Tres Pinos, California · 13860 days ago · 0 km deep · 98 km away
  54. 3.215 km NNE of Shandon, California · 13857 days ago · 8 km deep · 42 km away
  55. 1.63 km SE of San Ardo, California · 13857 days ago · 9 km deep · 71 km away
  56. 1.834 km NE of Greenfield, California · 13855 days ago · 0 km deep · 90 km away
  57. 2.16 km SSW of San Lucas, California · 13855 days ago · 11 km deep · 86 km away
  58. 2.311 km ESE of Cantua Creek, California · 13855 days ago · 17 km deep · 41 km away
  59. 2.323 km ENE of San Lucas, California · 13854 days ago · 7 km deep · 64 km away
  60. 1.618 km NW of Parkfield, California · 13852 days ago · 4 km deep · 44 km away

The first 60 of 94.

Before

  1. 1.522 km NE of San Lucas, California · 13892 days ago · 7 km deep · 69 km away
  2. 1.624 km ENE of Greenfield, California · 13892 days ago · 6 km deep · 90 km away
  3. 1.817 km NW of Huron, California · 13893 days ago · 6 km deep · 25 km away
  4. 3.218km W of Wasco, CA · 13893 days ago · 5 km deep · 74 km away
  5. 1.77 km W of Templeton, California · 13894 days ago · 2 km deep · 89 km away
  6. 2.015 km NW of Parkfield, California · 13894 days ago · 4 km deep · 43 km away
  7. 2.013 km WNW of Oak Shores, California · 13894 days ago · 5 km deep · 96 km away
  8. 2.024 km ENE of Greenfield, California · 13894 days ago · 5 km deep · 87 km away
  9. 1.617 km SSW of Cantua Creek, California · 13895 days ago · 8 km deep · 35 km away
  10. 1.923 km ENE of San Lucas, California · 13897 days ago · 7 km deep · 65 km away
  11. 1.85 km ESE of Coalinga, California · 13897 days ago · 4 km deep · 19 km away
  12. 2.56 km ESE of Coalinga, California · 13897 days ago · 10 km deep · 18 km away
  13. 1.96 km ESE of Coalinga, California · 13897 days ago · 12 km deep · 18 km away
  14. 1.524 km ENE of San Lucas, California · 13897 days ago · 7 km deep · 63 km away
  15. 2.023 km ENE of San Lucas, California · 13897 days ago · 5 km deep · 63 km away
  16. 1.723 km ENE of San Lucas, California · 13900 days ago · 7 km deep · 63 km away
  17. 1.922 km ENE of San Ardo, California · 13901 days ago · 2 km deep · 52 km away
  18. 1.78 km NNE of Coalinga, California · 13901 days ago · 10 km deep · 23 km away
  19. 2.07 km ESE of Huron, California · 13902 days ago · 8 km deep · 9 km away
  20. 1.624 km ENE of San Lucas, California · 13903 days ago · 8 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc10088018. Read Thu, Oct 1, 2026, 7:06 PM UTC.