California earthquakes

M1.7 earthquake 6 km SW of Huron, California

A magnitude 1.7 earthquake struck 6 km SW of Huron, California on Sat, Aug 31, 1991, 5:54 AM PDT (12:54 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.0 9 km ENE of Coalinga, 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
1.7 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1991-08-31 12:54:51 UTC
Depth
9.6 km (5.9 mi), shallow
Epicenter
36.166° N, 120.160° 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 0.7 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
122°
Stations used
11

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 40 in the 30 days before it.

After

  1. 1.88 km NW of Avenal, California · 12819 days ago · 16 km deep · 13 km away
  2. 2.416 km NW of Parkfield, California · 12817 days ago · 4 km deep · 41 km away
  3. 1.924 km NE of Greenfield, California · 12816 days ago · 2 km deep · 86 km away
  4. 2.511 km NW of Parkfield, California · 12816 days ago · 11 km deep · 39 km away
  5. 2.030 km ENE of Soledad, California · 12815 days ago · 7 km deep · 89 km away
  6. 1.63 km SSE of San Ardo, California · 12815 days ago · 11 km deep · 68 km away
  7. 1.69 km NE of Coalinga, California · 12814 days ago · 9 km deep · 11 km away
  8. 1.622 km ENE of San Ardo, California · 12813 days ago · 3 km deep · 47 km away
  9. 1.514 km NNW of Coalinga, California · 12810 days ago · 6 km deep · 24 km away
  10. 2.424 km ENE of Soledad, California · 12810 days ago · 2 km deep · 88 km away
  11. 1.64 km WNW of Parkfield, California · 12810 days ago · 5 km deep · 39 km away
  12. 2.54km E of Tipton, CA · 12807 days ago · 4 km deep · 80 km away
  13. 2.29 km NW of Avenal, California · 12806 days ago · 14 km deep · 13 km away
  14. 2.09 km NNE of Coalinga, California · 12804 days ago · 10 km deep · 16 km away
  15. 4.09 km ENE of Coalinga, California · 12804 days ago · 10 km deep · 9 km away
  16. 1.823 km NE of San Ardo, California · 12803 days ago · 7 km deep · 54 km away
  17. 2.42 km ESE of San Ardo, California · 12801 days ago · 11 km deep · 67 km away
  18. 1.620 km NW of Parkfield, California · 12800 days ago · 0 km deep · 42 km away
  19. 2.513 km NNW of Coalinga, California · 12797 days ago · 8 km deep · 24 km away
  20. 1.524 km ENE of Soledad, California · 12795 days ago · 4 km deep · 90 km away
  21. 1.710 km SW of Oak Shores, California · 12795 days ago · 4 km deep · 96 km away
  22. 2.47 km NW of Parkfield, California · 12794 days ago · 9 km deep · 39 km away
  23. 1.59 km NW of Avenal, California · 12794 days ago · 13 km deep · 13 km away
  24. 1.622 km NE of San Ardo, California · 12793 days ago · 8 km deep · 52 km away
  25. 1.616 km NW of Parkfield, California · 12793 days ago · 3 km deep · 41 km away
  26. 1.824 km NE of Soledad, California · 12792 days ago · 10 km deep · 98 km away
  27. 1.623 km ENE of San Ardo, California · 12792 days ago · 3 km deep · 46 km away
  28. 2.212 km W of La Vina, California · 12792 days ago · 9 km deep · 82 km away
  29. 2.37 km SSW of Huron, California · 12792 days ago · 10 km deep · 4 km away
  30. 2.512 km WNW of Oak Shores, California · 12792 days ago · 5 km deep · 96 km away
  31. 2.023 km NE of Soledad, California · 12791 days ago · 10 km deep · 98 km away
  32. 2.012 km W of Oak Shores, California · 12791 days ago · 5 km deep · 96 km away
  33. 2.013 km ENE of Bradley, California · 12791 days ago · 5 km deep · 54 km away
  34. 2.09 km N of Coalinga, California · 12790 days ago · 11 km deep · 20 km away
  35. 2.027 km SSW of South Dos Palos, California · 12790 days ago · 6 km deep · 85 km away
  36. 1.624 km NE of Soledad, California · 12790 days ago · 11 km deep · 97 km away
  37. 2.428 km ENE of Soledad, California · 12789 days ago · 7 km deep · 90 km away
  38. 2.222 km NE of Soledad, California · 12789 days ago · 2 km deep · 96 km away
  39. 2.33 km E of Atascadero, California · 12789 days ago · 8 km deep · 86 km away
  40. 2.827 km ENE of Soledad, California · 12788 days ago · 5 km deep · 93 km away
  41. 2.215km NNW of Huron, CA · 12786 days ago · 5 km deep · 17 km away
  42. 1.525 km ENE of Greenfield, California · 12786 days ago · 0 km deep · 82 km away
  43. 3.14 km SSW of Huron, California · 12786 days ago · 8 km deep · 3 km away
  44. 2.014 km SW of South Dos Palos, California · 12786 days ago · 2 km deep · 98 km away
  45. 1.87 km SW of South Dos Palos, California · 12786 days ago · 1 km deep · 95 km away
  46. 1.78 km SW of South Dos Palos, California · 12786 days ago · -1 km deep · 96 km away
  47. 2.47 km SW of South Dos Palos, California · 12785 days ago · 0 km deep · 96 km away
  48. 2.08 km SW of South Dos Palos, California · 12785 days ago · 0 km deep · 98 km away
  49. 2.15 km SSW of Huron, California · 12785 days ago · 7 km deep · 3 km away
  50. 2.023 km ENE of Soledad, California · 12785 days ago · 3 km deep · 90 km away
  51. 1.54 km SSW of Huron, California · 12784 days ago · 6 km deep · 3 km away
  52. 1.710 km S of Three Rocks, California · 12783 days ago · 6 km deep · 33 km away
  53. 2.824 km ENE of Greenfield, California · 12782 days ago · 5 km deep · 82 km away
  54. 1.824 km ENE of Soledad, California · 12781 days ago · 3 km deep · 90 km away
  55. 1.626 km ENE of Soledad, California · 12781 days ago · 5 km deep · 92 km away
  56. 2.138 km SSW of South Dos Palos, California · 12781 days ago · 5 km deep · 83 km away
  57. 1.59 km NNW of Coalinga, California · 12781 days ago · 9 km deep · 22 km away
  58. 1.98 km NE of Coalinga, California · 12779 days ago · 10 km deep · 14 km away
  59. 1.87 km NE of Coalinga, California · 12779 days ago · 8 km deep · 13 km away
  60. 2.58 km NE of Coalinga, California · 12779 days ago · 10 km deep · 14 km away

The first 60 of 94.

Before

  1. 1.610 km E of Coalinga, California · 12819 days ago · 10 km deep · 8 km away
  2. 1.924 km ENE of Soledad, California · 12819 days ago · 2 km deep · 89 km away
  3. 1.524 km NE of Greenfield, California · 12819 days ago · 5 km deep · 83 km away
  4. 1.727 km SE of Tres Pinos, California · 12819 days ago · 13 km deep · 98 km away
  5. 1.726 km SE of Tres Pinos, California · 12820 days ago · 10 km deep · 98 km away
  6. 2.311 km WSW of Huron, California · 12820 days ago · 9 km deep · 6 km away
  7. 1.610 km WSW of Huron, California · 12820 days ago · 8 km deep · 5 km away
  8. 2.611 km WSW of Huron, California · 12820 days ago · 8 km deep · 5 km away
  9. 2.610 km WSW of Huron, California · 12820 days ago · 5 km deep · 4 km away
  10. 1.59 km NNW of Avenal, California · 12823 days ago · 5 km deep · 9 km away
  11. 1.711 km W of Huron, California · 12823 days ago · 15 km deep · 7 km away
  12. 2.111 km W of Huron, California · 12823 days ago · 15 km deep · 7 km away
  13. 1.914 km S of Lake Nacimiento, California · 12825 days ago · 7 km deep · 90 km away
  14. 2.327km WNW of Buttonwillow, CA · 12827 days ago · 21 km deep · 81 km away
  15. 1.79 km NW of Avenal, California · 12827 days ago · 13 km deep · 13 km away
  16. 2.023 km ENE of San Lucas, California · 12828 days ago · 8 km deep · 57 km away
  17. 2.510 km SSW of Cantua Creek, California · 12830 days ago · 10 km deep · 32 km away
  18. 1.82 km E of San Ardo, California · 12831 days ago · 13 km deep · 66 km away
  19. 2.311 km WNW of Avenal, California · 12832 days ago · 5 km deep · 16 km away
  20. 1.624 km NE of Greenfield, California · 12832 days ago · 5 km deep · 88 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc229284. Read Mon, Oct 5, 2026, 9:04 AM UTC.