California earthquakes

M2.8 earthquake 21 km NE of Soledad, California

A magnitude 2.8 earthquake struck 21 km NE of Soledad, California on Thu, Sep 22, 1977, 4:01 AM PDT (11:01 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.0 2 km WSW 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
2.8 (md), micro
Local time
UTC
1977-09-22 11:01:38 UTC
Depth
5.1 km (3.1 mi), shallow
Epicenter
36.578° N, 121.175° 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 0.2 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
42°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 180 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.119 km N of San Simeon, California · 17890 days ago · 13 km deep · 85 km away
  2. 2.32 km WSW of San Juan Bautista, California · 17890 days ago · 7 km deep · 46 km away
  3. 2.09 km NW of Hollister, California · 17890 days ago · 4 km deep · 46 km away
  4. 1.99 km NW of Hollister, California · 17890 days ago · 3 km deep · 46 km away
  5. 1.813 km N of Hollister, California · 17890 days ago · 6 km deep · 48 km away
  6. 1.630 km ENE of Soledad, California · 17890 days ago · 7 km deep · 12 km away
  7. 2.630 km ENE of Soledad, California · 17890 days ago · 7 km deep · 12 km away
  8. 2.330 km ENE of Soledad, California · 17890 days ago · 7 km deep · 12 km away
  9. 2.530 km ENE of Soledad, California · 17889 days ago · 7 km deep · 12 km away
  10. 2.16 km S of Three Rocks, California · 17888 days ago · 9 km deep · 71 km away
  11. 1.78 km SSE of San Lucas, California · 17888 days ago · 14 km deep · 60 km away
  12. 1.8Central California · 17887 days ago · 10 km deep · 80 km away
  13. 1.721 km NW of Parkfield, California · 17886 days ago · 2 km deep · 79 km away
  14. 1.66 km SSE of San Juan Bautista, California · 17886 days ago · 11 km deep · 38 km away
  15. 1.911 km S of Coalinga, California · 17886 days ago · 5 km deep · 94 km away
  16. 1.724 km NE of Greenfield, California · 17885 days ago · 6 km deep · 19 km away
  17. 1.79 km SE of San Juan Bautista, California · 17885 days ago · 5 km deep · 35 km away
  18. 2.7Northern California · 17885 days ago · 2 km deep · 76 km away
  19. 2.521 km NNE of Soledad, California · 17883 days ago · 8 km deep · 3 km away
  20. 2.227 km ENE of Soledad, California · 17883 days ago · 8 km deep · 10 km away
  21. 1.718 km NW of Parkfield, California · 17883 days ago · 4 km deep · 82 km away
  22. 1.65 km SW of Gilroy, California · 17883 days ago · 4 km deep · 58 km away
  23. 2.04 km WNW of San Juan Bautista, California · 17882 days ago · 6 km deep · 49 km away
  24. 1.83 km SW of Ridgemark, California · 17881 days ago · 5 km deep · 31 km away
  25. 2.111 km WSW of Oak Shores, California · 17881 days ago · 6 km deep · 96 km away
  26. 2.07 km WSW of Gilroy, California · 17881 days ago · 5 km deep · 62 km away
  27. 2.024 km ENE of Soledad, California · 17881 days ago · 2 km deep · 14 km away
  28. 2.711 km WSW of Oak Shores, California · 17881 days ago · 8 km deep · 96 km away
  29. 2.58 km ESE of East Foothills, California · 17880 days ago · 8 km deep · 100 km away
  30. 1.95 km NNW of El Nido, California · 17879 days ago · 2 km deep · 88 km away
  31. 2.111 km NNE of Morgan Hill, California · 17879 days ago · 5 km deep · 83 km away
  32. 2.318 km WSW of South Dos Palos, California · 17879 days ago · 3 km deep · 46 km away
  33. 3.02 km WSW of San Juan Bautista, California · 17878 days ago · 7 km deep · 45 km away
  34. 1.89 km ESE of Lexington Hills, California · 17877 days ago · 11 km deep · 87 km away
  35. 2.524 km NE of Greenfield, California · 17876 days ago · 0 km deep · 20 km away
  36. 1.720 km NNE of Morgan Hill, California · 17876 days ago · 4 km deep · 86 km away
  37. 2.28 km W of Gilroy, California · 17875 days ago · 3 km deep · 63 km away
  38. 1.59 km NW of Hollister, California · 17875 days ago · 0 km deep · 47 km away
  39. 1.920 km NW of Parkfield, California · 17875 days ago · 4 km deep · 80 km away
  40. 1.68 km NE of San Juan Bautista, California · 17874 days ago · 10 km deep · 45 km away
  41. 1.76 km WSW of Gilroy, California · 17874 days ago · 4 km deep · 60 km away
  42. 1.723 km NW of Parkfield, California · 17874 days ago · 6 km deep · 77 km away
  43. 1.610 km NNW of Hollister, California · 17874 days ago · 7 km deep · 47 km away
  44. 1.76 km WSW of Gilroy, California · 17874 days ago · 4 km deep · 62 km away
  45. 2.421 km NE of Soledad, California · 17874 days ago · 2 km deep · 4 km away
  46. 1.917 km E of East Foothills, California · 17874 days ago · 6 km deep · 95 km away
  47. 2.56 km WSW of Gilroy, California · 17873 days ago · 5 km deep · 61 km away
  48. 1.822 km NNE of San Ardo, California · 17873 days ago · 3 km deep · 56 km away
  49. 1.821 km NE of Soledad, California · 17873 days ago · 3 km deep · 2 km away
  50. 2.730 km NE of Soledad, California · 17873 days ago · 7 km deep · 12 km away
  51. 1.88 km NNE of San Juan Bautista, California · 17873 days ago · 5 km deep · 46 km away
  52. 1.58 km NNE of San Juan Bautista, California · 17873 days ago · 3 km deep · 47 km away
  53. 2.49 km NW of Hollister, California · 17872 days ago · 1 km deep · 46 km away
  54. 1.59 km NW of Hollister, California · 17872 days ago · 0 km deep · 46 km away
  55. 1.6Central California · 17872 days ago · 6 km deep · 21 km away
  56. 1.822 km SSE of Tres Pinos, California · 17872 days ago · 2 km deep · 5 km away
  57. 1.725 km NNE of King City, California · 17872 days ago · 6 km deep · 25 km away
  58. 1.923 km NE of Greenfield, California · 17872 days ago · 6 km deep · 16 km away
  59. 1.721 km NNE of Soledad, California · 17872 days ago · 7 km deep · 2 km away
  60. 3.522 km NNE of Soledad, California · 17871 days ago · 9 km deep · 4 km away

The first 60 of 180.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1036946. Read Tue, Sep 22, 2026, 10:28 AM UTC.