California earthquakes

M1.9 earthquake 15 km SW of Soledad, California

A magnitude 1.9 earthquake struck 15 km SW of Soledad, California on Mon, Jan 23, 1978, 11:45 PM PST (07:45 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M2.2 5 km NE of San Juan Bautista, California. This one was a foreshock.

Soledad 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
1.9 (md), micro
Local time
UTC
1978-01-24 07:45:08 UTC
Depth
11.0 km (6.9 mi), shallow
Epicenter
36.315° N, 121.430° 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 0.4 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
119°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 111 in the 60 days after this one and 70 in the 30 days before it.

After

  1. 1.628 km ENE of Soledad, California · 17774 days ago · 10 km deep · 43 km away
  2. 1.817 km SW of Soledad, California · 17774 days ago · 15 km deep · 2 km away
  3. 1.58 km NE of Gilroy, California · 17774 days ago · 10 km deep · 83 km away
  4. 2.25 km NE of San Juan Bautista, California · 17771 days ago · 4 km deep · 62 km away
  5. 2.023 km NE of San Ardo, California · 17770 days ago · 7 km deep · 62 km away
  6. 1.74 km SSE of San Juan Bautista, California · 17769 days ago · 5 km deep · 56 km away
  7. 1.618 km SSE of Tres Pinos, California · 17769 days ago · 7 km deep · 39 km away
  8. 1.89 km ESE of Gilroy, California · 17769 days ago · 5 km deep · 74 km away
  9. 2.49 km ESE of Gilroy, California · 17769 days ago · 6 km deep · 74 km away
  10. 2.321 km NNE of Soledad, California · 17769 days ago · 6 km deep · 37 km away
  11. 1.79 km ESE of Gilroy, California · 17769 days ago · 5 km deep · 74 km away
  12. 1.89 km NW of Parkfield, California · 17768 days ago · 3 km deep · 92 km away
  13. 2.221 km NE of Soledad, California · 17768 days ago · 5 km deep · 37 km away
  14. 1.822 km ENE of San Lucas, California · 17768 days ago · 4 km deep · 58 km away
  15. 1.922 km ENE of San Lucas, California · 17768 days ago · 7 km deep · 57 km away
  16. 1.526 km NE of Soledad, California · 17768 days ago · 8 km deep · 41 km away
  17. 1.79 km SSW of Oak Shores, California · 17768 days ago · 3 km deep · 79 km away
  18. 2.123 km NE of King City, California · 17768 days ago · 7 km deep · 43 km away
  19. 1.615 km SW of Soledad, California · 17768 days ago · 11 km deep · 0 km away
  20. 2.112 km S of Tres Pinos, California · 17767 days ago · 2 km deep · 42 km away
  21. 1.921 km NE of Soledad, California · 17766 days ago · 8 km deep · 37 km away
  22. 1.723 km ENE of Soledad, California · 17766 days ago · 3 km deep · 37 km away
  23. 1.626 km NE of Soledad, California · 17766 days ago · 8 km deep · 41 km away
  24. 1.521 km SSE of Tres Pinos, California · 17766 days ago · 5 km deep · 38 km away
  25. 1.85 km WSW of Gilroy, California · 17765 days ago · 2 km deep · 76 km away
  26. 1.834 km SSW of South Dos Palos, California · 17764 days ago · 10 km deep · 68 km away
  27. 2.49 km SW of Tres Pinos, California · 17764 days ago · 6 km deep · 46 km away
  28. 1.924 km ENE of Greenfield, California · 17763 days ago · 5 km deep · 40 km away
  29. 2.426 km NE of Greenfield, California · 17763 days ago · 7 km deep · 41 km away
  30. 1.724 km NE of Greenfield, California · 17763 days ago · 0 km deep · 40 km away
  31. 1.825 km NE of Greenfield, California · 17763 days ago · 2 km deep · 40 km away
  32. 2.133 km W of Three Rocks, California · 17762 days ago · 8 km deep · 63 km away
  33. 2.121 km NE of Soledad, California · 17762 days ago · 7 km deep · 37 km away
  34. 2.96 km WSW of Gilroy, California · 17761 days ago · 5 km deep · 76 km away
  35. 1.714 km SW of Soledad, California · 17760 days ago · 12 km deep · 1 km away
  36. 3.04 km ESE of Interlaken, California · 17759 days ago · 12 km deep · 73 km away
  37. 1.54 km ESE of Interlaken, California · 17759 days ago · 11 km deep · 73 km away
  38. 2.34 km WNW of San Juan Bautista, California · 17759 days ago · 7 km deep · 62 km away
  39. 2.14 km NW of Parkfield, California · 17758 days ago · 4 km deep · 96 km away
  40. 2.07 km ENE of Interlaken, California · 17758 days ago · 0 km deep · 76 km away
  41. 1.915 km SW of Soledad, California · 17758 days ago · 9 km deep · 1 km away
  42. 1.920 km SSE of Tres Pinos, California · 17757 days ago · 5 km deep · 38 km away
  43. 1.811 km SW of Soledad, California · 17757 days ago · 6 km deep · 5 km away
  44. 1.523 km E of Tres Pinos, California · 17757 days ago · 2 km deep · 59 km away
  45. 1.620 km SSE of Tres Pinos, California · 17757 days ago · 5 km deep · 38 km away
  46. 1.85 km SW of Gilroy, California · 17754 days ago · 3 km deep · 75 km away
  47. 1.629 km ENE of Soledad, California · 17753 days ago · 9 km deep · 44 km away
  48. 1.75 km NW of Parkfield, California · 17752 days ago · 5 km deep · 96 km away
  49. 1.825 km NE of King City, California · 17751 days ago · 2 km deep · 43 km away
  50. 2.425 km WSW of Coalinga, California · 17751 days ago · 2 km deep · 77 km away
  51. 2.320 km SSE of Tres Pinos, California · 17750 days ago · 5 km deep · 38 km away
  52. 1.712 km NW of Parkfield, California · 17749 days ago · 9 km deep · 89 km away
  53. 1.510 km NNW of Hollister, California · 17749 days ago · 7 km deep · 69 km away
  54. 3.016 km SSE of Tres Pinos, California · 17749 days ago · 3 km deep · 40 km away
  55. 1.55 km SW of Ridgemark, California · 17748 days ago · 9 km deep · 52 km away
  56. 1.624 km NE of Greenfield, California · 17748 days ago · 7 km deep · 38 km away
  57. 1.6Northern California · 17748 days ago · 5 km deep · 81 km away
  58. 2.2Central California · 17747 days ago · 10 km deep · 90 km away
  59. 3.110 km NNE of Cambria, California · 17747 days ago · 12 km deep · 81 km away
  60. 2.44 km N of Morgan Hill, California · 17746 days ago · 6 km deep · 97 km away

The first 60 of 111.

Before

  1. 1.814 km WSW of Coalinga, California · 17774 days ago · 1 km deep · 88 km away
  2. 1.914 km WSW of Coalinga, California · 17774 days ago · 3 km deep · 87 km away
  3. 2.225 km SE of Tres Pinos, California · 17774 days ago · 10 km deep · 47 km away
  4. 1.815 km SW of Soledad, California · 17775 days ago · 13 km deep · 1 km away
  5. 1.621 km NE of Soledad, California · 17775 days ago · 4 km deep · 37 km away
  6. 1.626 km NE of Soledad, California · 17776 days ago · 9 km deep · 41 km away
  7. 2.826 km NE of Soledad, California · 17776 days ago · 9 km deep · 41 km away
  8. 1.77 km SSW of Oak Shores, California · 17776 days ago · 5 km deep · 77 km away
  9. 2.01 km SE of Oak Shores, California · 17776 days ago · 9 km deep · 74 km away
  10. 1.524 km ENE of Soledad, California · 17777 days ago · 3 km deep · 38 km away
  11. 2.03 km W of San Juan Bautista, California · 17777 days ago · 6 km deep · 61 km away
  12. 2.17 km SSE of Gilroy, California · 17778 days ago · 5 km deep · 71 km away
  13. 1.824 km NE of Greenfield, California · 17779 days ago · 0 km deep · 40 km away
  14. 2.45 km SW of Gilroy, California · 17781 days ago · 7 km deep · 75 km away
  15. 2.322 km ENE of Tres Pinos, California · 17781 days ago · 5 km deep · 67 km away
  16. 1.915 km S of Tres Pinos, California · 17781 days ago · 10 km deep · 38 km away
  17. 2.422 km NE of Soledad, California · 17781 days ago · 6 km deep · 37 km away
  18. 2.46 km SSW of Oak Shores, California · 17782 days ago · 7 km deep · 76 km away
  19. 2.05 km SSW of Tres Pinos, California · 17783 days ago · 8 km deep · 49 km away
  20. 1.721 km NNE of Soledad, California · 17783 days ago · 6 km deep · 37 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1038708. Read Wed, Sep 23, 2026, 1:45 PM UTC.