California earthquakes

M1.8 earthquake 24 km NE of Greenfield, California

A magnitude 1.8 earthquake struck 24 km NE of Greenfield, California on Sun, Aug 25, 1985, 8:14 PM PDT (03:14 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.0 11 km ENE of Coalinga, California. This one was a foreshock.

Greenfield 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1985-08-26 03:14:12 UTC
Depth
5.1 km (3.2 mi), shallow
Epicenter
36.464° N, 121.043° 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 0.3 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.27
Depth from
From location
Station coverage gap
113°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 188 in the 60 days after this one and 199 in the 30 days before it.

After

  1. 1.611 km SSE of Huron, California · 15013 days ago · 8 km deep · 96 km away
  2. 1.523 km ENE of San Lucas, California · 15013 days ago · 4 km deep · 34 km away
  3. 1.621 km NE of Soledad, California · 15013 days ago · 2 km deep · 18 km away
  4. 1.69 km SSW of Huron, California · 15012 days ago · 8 km deep · 88 km away
  5. 1.617 km SSE of Tres Pinos, California · 15012 days ago · 6 km deep · 27 km away
  6. 1.85 km NNE of Avenal, California · 15012 days ago · 6 km deep · 95 km away
  7. 1.83 km SSE of Avenal, California · 15012 days ago · 11 km deep · 100 km away
  8. 3.06 km SSE of Huron, California · 15012 days ago · 10 km deep · 94 km away
  9. 3.21 km SSE of Avenal, California · 15012 days ago · 14 km deep · 98 km away
  10. 2.14 km S of Huron, California · 15011 days ago · 7 km deep · 91 km away
  11. 1.87 km N of Avenal, California · 15011 days ago · 5 km deep · 92 km away
  12. 1.77 km N of Avenal, California · 15011 days ago · 5 km deep · 93 km away
  13. 1.97 km NNE of Avenal, California · 15010 days ago · 7 km deep · 95 km away
  14. 1.64 km SSE of Huron, California · 15010 days ago · 7 km deep · 92 km away
  15. 1.76 km NE of Avenal, California · 15010 days ago · 9 km deep · 98 km away
  16. 1.62 km S of Huron, California · 15010 days ago · 8 km deep · 90 km away
  17. 2.110 km S of Huron, California · 15010 days ago · 8 km deep · 92 km away
  18. 2.023 km NE of Greenfield, California · 15010 days ago · 5 km deep · 0 km away
  19. 1.77 km ENE of Interlaken, California · 15010 days ago · 3 km deep · 80 km away
  20. 2.023 km ENE of Soledad, California · 15009 days ago · 4 km deep · 5 km away
  21. 1.610 km NNE of Avenal, California · 15009 days ago · 7 km deep · 96 km away
  22. 2.09 km NE of Coalinga, California · 15009 days ago · 11 km deep · 74 km away
  23. 1.87 km NE of Coalinga, California · 15009 days ago · 10 km deep · 73 km away
  24. 1.61 km SW of Coalinga, California · 15009 days ago · 11 km deep · 71 km away
  25. 1.828 km W of Lockwood, California · 15009 days ago · -1 km deep · 66 km away
  26. 1.823 km NE of King City, California · 15009 days ago · 3 km deep · 15 km away
  27. 1.824 km ENE of Soledad, California · 15008 days ago · 3 km deep · 4 km away
  28. 2.29 km NE of Coalinga, California · 15008 days ago · 10 km deep · 73 km away
  29. 1.724 km NE of King City, California · 15008 days ago · 1 km deep · 11 km away
  30. 1.622 km NE of Soledad, California · 15007 days ago · 5 km deep · 15 km away
  31. 2.2Central California · 15006 days ago · 10 km deep · 92 km away
  32. 2.010 km NNW of Hollister, California · 15006 days ago · 0 km deep · 64 km away
  33. 2.24 km NNE of Avenal, California · 15006 days ago · 20 km deep · 96 km away
  34. 1.51 km NNW of Avenal, California · 15006 days ago · 24 km deep · 96 km away
  35. 1.61 km SW of Coalinga, California · 15006 days ago · 12 km deep · 71 km away
  36. 1.92 km WNW of Avenal, California · 15005 days ago · 13 km deep · 94 km away
  37. 1.98 km NNW of Avenal, California · 15005 days ago · 12 km deep · 90 km away
  38. 1.88 km NNW of Avenal, California · 15005 days ago · 12 km deep · 91 km away
  39. 2.08 km ENE of Gilroy, California · 15005 days ago · 8 km deep · 75 km away
  40. 1.59 km NW of Avenal, California · 15005 days ago · 6 km deep · 88 km away
  41. 1.97 km N of Avenal, California · 15004 days ago · 8 km deep · 92 km away
  42. 1.712 km NW of Big Sur, California · 15004 days ago · 14 km deep · 77 km away
  43. 2.311 km ESE of Coalinga, California · 15004 days ago · 12 km deep · 83 km away
  44. 1.910 km NNW of Avenal, California · 15004 days ago · 18 km deep · 87 km away
  45. 2.122 km SW of Volta, California · 15004 days ago · 1 km deep · 57 km away
  46. 1.624 km NE of Greenfield, California · 15004 days ago · 5 km deep · 0 km away
  47. 1.61 km WNW of Avenal, California · 15003 days ago · 14 km deep · 95 km away
  48. 1.524 km NE of Greenfield, California · 15003 days ago · 5 km deep · 2 km away
  49. 2.92 km WNW of Avenal, California · 15002 days ago · 15 km deep · 94 km away
  50. 2.324 km NE of Soledad, California · 15002 days ago · 8 km deep · 14 km away
  51. 2.313 km NE of Coalinga, California · 15002 days ago · 6 km deep · 74 km away
  52. 2.19 km SW of Huron, California · 15001 days ago · 4 km deep · 85 km away
  53. 2.314 km NNE of Coalinga, California · 15001 days ago · 14 km deep · 68 km away
  54. 1.86 km ENE of Hollister, California · 15000 days ago · 8 km deep · 53 km away
  55. 3.11 km NW of Avenal, California · 15000 days ago · 16 km deep · 96 km away
  56. 1.714 km NNE of Coalinga, California · 15000 days ago · 12 km deep · 68 km away
  57. 1.816 km NNW of Coalinga, California · 15000 days ago · 8 km deep · 61 km away
  58. 1.69 km SSW of Huron, California · 14999 days ago · 5 km deep · 91 km away
  59. 1.77 km NE of Coalinga, California · 14999 days ago · 10 km deep · 72 km away
  60. 1.83 km S of Huron, California · 14999 days ago · 7 km deep · 90 km away

The first 60 of 188.

Before

  1. 2.434 km W of Three Rocks, California · 15014 days ago · 6 km deep · 25 km away
  2. 2.222 km NE of Soledad, California · 15014 days ago · 2 km deep · 11 km away
  3. 1.622 km ENE of Soledad, California · 15014 days ago · 5 km deep · 7 km away
  4. 1.918 km SSW of Three Rocks, California · 15015 days ago · 9 km deep · 56 km away
  5. 2.55 km SW of Gilroy, California · 15015 days ago · 4 km deep · 76 km away
  6. 2.410 km ESE of Gilroy, California · 15015 days ago · 4 km deep · 67 km away
  7. 1.75 km NE of Avenal, California · 15015 days ago · 10 km deep · 97 km away
  8. 1.810 km SSE of Huron, California · 15016 days ago · 8 km deep · 97 km away
  9. 1.99 km NE of Greenfield, California · 15016 days ago · 14 km deep · 15 km away
  10. 1.58 km SSW of Huron, California · 15016 days ago · 4 km deep · 89 km away
  11. 2.47 km SSE of Huron, California · 15016 days ago · 7 km deep · 94 km away
  12. 2.62 km W of San Juan Bautista, California · 15016 days ago · 4 km deep · 63 km away
  13. 3.22 km W of San Juan Bautista, California · 15016 days ago · 5 km deep · 63 km away
  14. 1.97 km SSW of Huron, California · 15016 days ago · 1 km deep · 89 km away
  15. 1.77 km S of Huron, California · 15016 days ago · 6 km deep · 93 km away
  16. 1.72 km NNW of Avenal, California · 15016 days ago · 15 km deep · 94 km away
  17. 1.89 km NNW of Hollister, California · 15017 days ago · 0 km deep · 63 km away
  18. 2.09 km SW of Tres Pinos, California · 15017 days ago · 6 km deep · 42 km away
  19. 1.68 km SW of Tres Pinos, California · 15017 days ago · 6 km deep · 42 km away
  20. 1.75 km SE of Huron, California · 15017 days ago · 6 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc53853. Read Sat, Oct 3, 2026, 12:39 PM UTC.