California earthquakes

M1.9 earthquake 18 km SSW of Three Rocks, California

A magnitude 1.9 earthquake struck 18 km SSW of Three Rocks, California on Sat, Aug 24, 1985, 2:57 PM PDT (21:57 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.1 10 km S of Huron, 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
1.9 (md), micro
Local time
UTC
1985-08-24 21:57:47 UTC
Depth
9.4 km (5.8 mi), shallow
Epicenter
36.337° N, 120.443° 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 1.3 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
158°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 199 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.74 km ESE of Avenal, California · 15001 days ago · 11 km deep · 50 km away
  2. 1.79 km SW of Kettleman City, California · 15001 days ago · 9 km deep · 57 km away
  3. 1.87 km N of Avenal, California · 15001 days ago · 5 km deep · 40 km away
  4. 1.77 km N of Avenal, California · 15001 days ago · 5 km deep · 41 km away
  5. 1.97 km NNE of Avenal, California · 15000 days ago · 7 km deep · 42 km away
  6. 1.64 km SSE of Huron, California · 15000 days ago · 7 km deep · 38 km away
  7. 1.76 km NE of Avenal, California · 15000 days ago · 9 km deep · 46 km away
  8. 1.62 km S of Huron, California · 14999 days ago · 8 km deep · 35 km away
  9. 2.110 km S of Huron, California · 14999 days ago · 8 km deep · 39 km away
  10. 2.17 km SSW of Kettleman City, California · 14999 days ago · 0 km deep · 60 km away
  11. 2.023 km NE of Greenfield, California · 14999 days ago · 5 km deep · 55 km away
  12. 2.023 km ENE of Soledad, California · 14999 days ago · 4 km deep · 59 km away
  13. 1.610 km NNE of Avenal, California · 14999 days ago · 7 km deep · 42 km away
  14. 2.09 km NE of Coalinga, California · 14998 days ago · 11 km deep · 20 km away
  15. 1.87 km NE of Coalinga, California · 14998 days ago · 10 km deep · 20 km away
  16. 1.61 km SW of Coalinga, California · 14998 days ago · 11 km deep · 24 km away
  17. 1.828 km W of Lockwood, California · 14998 days ago · -1 km deep · 96 km away
  18. 1.823 km NE of King City, California · 14998 days ago · 3 km deep · 44 km away
  19. 3.15 km W of Kettleman City, California · 14998 days ago · 10 km deep · 52 km away
  20. 1.824 km ENE of Soledad, California · 14997 days ago · 3 km deep · 59 km away
  21. 2.29 km NE of Coalinga, California · 14997 days ago · 10 km deep · 20 km away
  22. 1.724 km NE of King City, California · 14997 days ago · 1 km deep · 46 km away
  23. 1.622 km NE of Soledad, California · 14996 days ago · 5 km deep · 69 km away
  24. 2.78 km NE of Avenal, California · 14996 days ago · 9 km deep · 48 km away
  25. 2.17 km NW of Kettleman City, California · 14996 days ago · 9 km deep · 49 km away
  26. 2.2Central California · 14996 days ago · 10 km deep · 38 km away
  27. 2.24 km NNE of Avenal, California · 14996 days ago · 20 km deep · 44 km away
  28. 1.51 km NNW of Avenal, California · 14996 days ago · 24 km deep · 45 km away
  29. 1.61 km SW of Coalinga, California · 14995 days ago · 12 km deep · 24 km away
  30. 1.92 km WNW of Avenal, California · 14995 days ago · 13 km deep · 44 km away
  31. 1.98 km NNW of Avenal, California · 14995 days ago · 12 km deep · 38 km away
  32. 1.88 km NNW of Avenal, California · 14995 days ago · 12 km deep · 39 km away
  33. 1.59 km NW of Avenal, California · 14994 days ago · 6 km deep · 37 km away
  34. 1.97 km SSW of Stratford, California · 14994 days ago · 24 km deep · 56 km away
  35. 1.97 km N of Avenal, California · 14994 days ago · 8 km deep · 40 km away
  36. 1.611 km SSW of Kettleman City, California · 14994 days ago · 5 km deep · 61 km away
  37. 1.97 km SE of Avenal, California · 14993 days ago · 10 km deep · 54 km away
  38. 2.311 km ESE of Coalinga, California · 14993 days ago · 12 km deep · 31 km away
  39. 1.910 km NNW of Avenal, California · 14993 days ago · 18 km deep · 36 km away
  40. 2.122 km SW of Volta, California · 14993 days ago · 1 km deep · 93 km away
  41. 1.624 km NE of Greenfield, California · 14993 days ago · 5 km deep · 55 km away
  42. 1.61 km WNW of Avenal, California · 14993 days ago · 14 km deep · 45 km away
  43. 1.524 km NE of Greenfield, California · 14992 days ago · 5 km deep · 57 km away
  44. 2.92 km WNW of Avenal, California · 14992 days ago · 15 km deep · 44 km away
  45. 2.324 km NE of Soledad, California · 14991 days ago · 8 km deep · 66 km away
  46. 2.313 km NE of Coalinga, California · 14991 days ago · 6 km deep · 19 km away
  47. 2.19 km SW of Huron, California · 14991 days ago · 4 km deep · 31 km away
  48. 2.314 km NNE of Coalinga, California · 14991 days ago · 14 km deep · 14 km away
  49. 3.11 km NW of Avenal, California · 14990 days ago · 16 km deep · 45 km away
  50. 1.714 km NNE of Coalinga, California · 14989 days ago · 12 km deep · 14 km away
  51. 1.816 km NNW of Coalinga, California · 14989 days ago · 8 km deep · 7 km away
  52. 1.69 km SSW of Huron, California · 14989 days ago · 5 km deep · 37 km away
  53. 1.77 km NE of Coalinga, California · 14989 days ago · 10 km deep · 20 km away
  54. 1.83 km S of Huron, California · 14988 days ago · 7 km deep · 36 km away
  55. 2.03 km SW of Huron, California · 14988 days ago · 4 km deep · 33 km away
  56. 2.08 km NE of Coalinga, California · 14987 days ago · 11 km deep · 19 km away
  57. 1.93 km NNW of Avenal, California · 14987 days ago · 14 km deep · 44 km away
  58. 2.923 km ENE of Soledad, California · 14987 days ago · 2 km deep · 61 km away
  59. 2.523 km ENE of Soledad, California · 14987 days ago · 2 km deep · 62 km away
  60. 1.924 km NE of King City, California · 14987 days ago · 4 km deep · 47 km away

The first 60 of 199.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc53820. Read Wed, Sep 23, 2026, 12:55 AM UTC.