California earthquakes

M1.8 earthquake 22 km NNE of Soledad, California

A magnitude 1.8 earthquake struck 22 km NNE of Soledad, California on Mon, Nov 20, 1978, 10:04 AM PST (18:04 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M1.8 10 km ESE of East Foothills, 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
1.8 (md), micro
Local time
UTC
1978-11-20 18:04:08 UTC
Depth
6.1 km (3.8 mi), shallow
Epicenter
36.598° N, 121.202° 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
±0.10
Depth from
From location
Station coverage gap
53°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 143 in the 60 days after this one and 45 in the 30 days before it.

After

  1. 1.810 km ESE of East Foothills, California · 17473 days ago · 8 km deep · 94 km away
  2. 1.510 km ESE of East Foothills, California · 17473 days ago · 8 km deep · 95 km away
  3. 2.119 km SSE of Tres Pinos, California · 17472 days ago · 5 km deep · 5 km away
  4. 2.18 km SSW of Tres Pinos, California · 17472 days ago · 2 km deep · 20 km away
  5. 2.024 km NE of Greenfield, California · 17470 days ago · 6 km deep · 19 km away
  6. 1.98 km ESE of Gilroy, California · 17469 days ago · 5 km deep · 49 km away
  7. 1.99 km ESE of Gilroy, California · 17469 days ago · 5 km deep · 49 km away
  8. 2.211 km W of Oak Shores, California · 17469 days ago · 10 km deep · 91 km away
  9. 1.6Central California · 17469 days ago · 3 km deep · 19 km away
  10. 1.823 km NE of Soledad, California · 17468 days ago · 8 km deep · 9 km away
  11. 1.69 km SSW of Tres Pinos, California · 17467 days ago · 1 km deep · 18 km away
  12. 1.617 km NW of Parkfield, California · 17466 days ago · 5 km deep · 86 km away
  13. 1.621 km NE of Soledad, California · 17465 days ago · 8 km deep · 8 km away
  14. 3.023 km ENE of San Lucas, California · 17465 days ago · 9 km deep · 54 km away
  15. 1.622 km ENE of Soledad, California · 17464 days ago · 4 km deep · 14 km away
  16. 2.42 km SW of San Juan Bautista, California · 17464 days ago · 6 km deep · 41 km away
  17. 2.113 km SSE of Tres Pinos, California · 17464 days ago · 3 km deep · 11 km away
  18. 1.713 km SSE of Tres Pinos, California · 17463 days ago · 4 km deep · 11 km away
  19. 2.123 km ENE of Soledad, California · 17463 days ago · 4 km deep · 16 km away
  20. 1.930 km WNW of Three Rocks, California · 17462 days ago · 3 km deep · 44 km away
  21. 2.111 km WSW of Carmel Valley Village, California · 17460 days ago · 0 km deep · 62 km away
  22. 2.59 km S of Tres Pinos, California · 17460 days ago · 4 km deep · 17 km away
  23. 2.421 km NE of Soledad, California · 17459 days ago · 8 km deep · 7 km away
  24. 1.622 km ENE of Soledad, California · 17459 days ago · 2 km deep · 11 km away
  25. 1.620 km NW of Parkfield, California · 17459 days ago · 3 km deep · 84 km away
  26. 2.622 km ENE of Soledad, California · 17459 days ago · 3 km deep · 10 km away
  27. 1.67 km ENE of Gilroy, California · 17457 days ago · 5 km deep · 53 km away
  28. 1.727 km ENE of Soledad, California · 17457 days ago · 10 km deep · 13 km away
  29. 1.75 km S of Tres Pinos, California · 17456 days ago · 8 km deep · 19 km away
  30. 2.419 km WSW of Diablo Grande, California · 17456 days ago · 7 km deep · 83 km away
  31. 1.621 km NE of Soledad, California · 17456 days ago · 7 km deep · 6 km away
  32. 3.129 km ENE of Soledad, California · 17456 days ago · 9 km deep · 15 km away
  33. 1.77 km ENE of Interlaken, California · 17455 days ago · 2 km deep · 58 km away
  34. 1.923 km NE of King City, California · 17455 days ago · 6 km deep · 34 km away
  35. 1.87 km NNW of Hollister, California · 17455 days ago · 2 km deep · 41 km away
  36. 1.69 km NNW of Hollister, California · 17455 days ago · 7 km deep · 43 km away
  37. 2.39 km NNW of Hollister, California · 17454 days ago · 6 km deep · 43 km away
  38. 2.4Central California · 17453 days ago · 7 km deep · 9 km away
  39. 1.53 km NNW of Hollister, California · 17453 days ago · 6 km deep · 37 km away
  40. 1.528 km ENE of Soledad, California · 17452 days ago · 8 km deep · 15 km away
  41. 1.721 km SSE of Tres Pinos, California · 17452 days ago · 2 km deep · 2 km away
  42. 1.623 km NW of Parkfield, California · 17451 days ago · 2 km deep · 81 km away
  43. 2.122 km NE of Soledad, California · 17451 days ago · 4 km deep · 2 km away
  44. 2.024 km NE of Greenfield, California · 17451 days ago · 7 km deep · 19 km away
  45. 3.123 km NE of San Ardo, California · 17450 days ago · 7 km deep · 60 km away
  46. 2.322 km NE of San Ardo, California · 17450 days ago · 5 km deep · 60 km away
  47. 2.621 km NE of Soledad, California · 17448 days ago · 4 km deep · 3 km away
  48. 1.616 km SSE of Tres Pinos, California · 17448 days ago · 8 km deep · 8 km away
  49. 1.721 km NE of Soledad, California · 17448 days ago · 7 km deep · 6 km away
  50. 1.921 km NE of Soledad, California · 17448 days ago · 5 km deep · 9 km away
  51. 1.521 km NE of Soledad, California · 17448 days ago · 6 km deep · 9 km away
  52. 1.711 km ESE of East Foothills, California · 17447 days ago · 7 km deep · 93 km away
  53. 2.010 km S of Tres Pinos, California · 17447 days ago · 5 km deep · 16 km away
  54. 2.221 km NE of Soledad, California · 17446 days ago · 4 km deep · 3 km away
  55. 3.322 km NE of San Ardo, California · 17445 days ago · 8 km deep · 66 km away
  56. 1.918 km NW of San Simeon, California · 17445 days ago · 11 km deep · 94 km away
  57. 1.66 km NW of Morgan Hill, California · 17442 days ago · 6 km deep · 78 km away
  58. 1.816 km E of Tres Pinos, California · 17442 days ago · 5 km deep · 25 km away
  59. 1.724 km ENE of Soledad, California · 17441 days ago · 4 km deep · 16 km away
  60. 2.021 km NE of Soledad, California · 17440 days ago · 4 km deep · 5 km away

The first 60 of 143.

Before

  1. 3.024 km ENE of Greenfield, California · 17474 days ago · 7 km deep · 28 km away
  2. 1.723 km NE of San Ardo, California · 17474 days ago · 7 km deep · 61 km away
  3. 1.710 km WSW of Santa Cruz, California · 17475 days ago · 12 km deep · 90 km away
  4. 2.113 km SW of Santa Cruz, California · 17475 days ago · 6 km deep · 90 km away
  5. 1.621 km NE of Soledad, California · 17477 days ago · 7 km deep · 3 km away
  6. 1.916 km ENE of East Foothills, California · 17478 days ago · 6 km deep · 99 km away
  7. 2.39 km S of Tres Pinos, California · 17479 days ago · 4 km deep · 17 km away
  8. 2.04 km NE of Ridgemark, California · 17479 days ago · 8 km deep · 30 km away
  9. 1.89 km ESE of East Foothills, California · 17479 days ago · 8 km deep · 96 km away
  10. 2.08 km ESE of East Foothills, California · 17479 days ago · 8 km deep · 96 km away
  11. 2.021 km NE of Soledad, California · 17479 days ago · 2 km deep · 5 km away
  12. 2.128 km NE of Greenfield, California · 17479 days ago · 6 km deep · 21 km away
  13. 1.728 km SW of South Dos Palos, California · 17480 days ago · 10 km deep · 35 km away
  14. 3.121 km NE of Soledad, California · 17480 days ago · 3 km deep · 5 km away
  15. 1.69 km S of Tres Pinos, California · 17481 days ago · 4 km deep · 17 km away
  16. 2.522 km NE of San Lucas, California · 17481 days ago · 6 km deep · 51 km away
  17. 2.522 km WSW of Three Rocks, California · 17481 days ago · 16 km deep · 53 km away
  18. 2.921 km NE of Soledad, California · 17482 days ago · 6 km deep · 6 km away
  19. 2.821 km NE of Soledad, California · 17482 days ago · 7 km deep · 7 km away
  20. 1.616 km E of East Foothills, California · 17482 days ago · 4 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1043442. Read Wed, Sep 23, 2026, 3:22 AM UTC.