California earthquakes

M2.3 earthquake 21 km NE of Soledad, California

A magnitude 2.3 earthquake struck 21 km NE of Soledad, California on Thu, Mar 15, 1979, 10:41 AM PST (18:41 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.8 15 km E of Seven Trees, 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
2.3 (md), micro
Local time
UTC
1979-03-15 18:41:55 UTC
Depth
6.3 km (3.9 mi), shallow
Epicenter
36.567° N, 121.160° 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, 0.5 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
54°
Stations used
39

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 146 in the 60 days after this one and 76 in the 30 days before it.

After

  1. 3.230 km SE of Tres Pinos, California · 17366 days ago · 10 km deep · 11 km away
  2. 3.230 km NE of Soledad, California · 17366 days ago · 21 km deep · 10 km away
  3. 1.917 km SSE of Tres Pinos, California · 17366 days ago · 5 km deep · 12 km away
  4. 1.85 km WSW of Gilroy, California · 17365 days ago · 5 km deep · 62 km away
  5. 3.216 km SSE of Tres Pinos, California · 17365 days ago · 3 km deep · 13 km away
  6. 3.615 km ESE of Tres Pinos, California · 17365 days ago · 11 km deep · 18 km away
  7. 2.122 km ENE of Soledad, California · 17365 days ago · 2 km deep · 6 km away
  8. 1.824 km ENE of Greenfield, California · 17362 days ago · 7 km deep · 23 km away
  9. 1.623 km NE of Soledad, California · 17362 days ago · 8 km deep · 2 km away
  10. 2.821 km NE of Soledad, California · 17362 days ago · 3 km deep · 1 km away
  11. 2.621 km NE of Soledad, California · 17362 days ago · 3 km deep · 1 km away
  12. 2.121 km NE of Soledad, California · 17362 days ago · 3 km deep · 1 km away
  13. 1.923 km NE of San Ardo, California · 17360 days ago · 4 km deep · 57 km away
  14. 2.88 km ENE of San Martin, California · 17360 days ago · 8 km deep · 69 km away
  15. 1.923 km NE of Soledad, California · 17360 days ago · 9 km deep · 3 km away
  16. 2.328 km SW of South Dos Palos, California · 17360 days ago · 5 km deep · 35 km away
  17. 2.828 km SW of South Dos Palos, California · 17360 days ago · 6 km deep · 35 km away
  18. 1.526 km SE of Tres Pinos, California · 17359 days ago · 9 km deep · 10 km away
  19. 1.923 km NE of San Ardo, California · 17358 days ago · 3 km deep · 55 km away
  20. 1.78 km SE of Seven Trees, California · 17356 days ago · 5 km deep · 92 km away
  21. 2.228 km ENE of Soledad, California · 17356 days ago · 9 km deep · 9 km away
  22. 2.421 km NE of Soledad, California · 17356 days ago · 5 km deep · 1 km away
  23. 1.931 km NE of King City, California · 17355 days ago · 14 km deep · 26 km away
  24. 1.923 km NE of San Ardo, California · 17354 days ago · 12 km deep · 56 km away
  25. 2.123 km NE of San Ardo, California · 17354 days ago · 10 km deep · 56 km away
  26. 1.924 km NE of San Ardo, California · 17354 days ago · 8 km deep · 55 km away
  27. 2.024 km ENE of Greenfield, California · 17352 days ago · 3 km deep · 19 km away
  28. 1.726 km ENE of Greenfield, California · 17352 days ago · 9 km deep · 22 km away
  29. 2.423 km ENE of Soledad, California · 17351 days ago · 3 km deep · 11 km away
  30. 3.524 km ENE of Soledad, California · 17351 days ago · 3 km deep · 11 km away
  31. 2.624 km ENE of Soledad, California · 17351 days ago · 4 km deep · 11 km away
  32. 2.215 km N of Morgan Hill, California · 17351 days ago · 2 km deep · 90 km away
  33. 2.825km SSE of King City, CA · 17350 days ago · 6 km deep · 65 km away
  34. 1.620 km NW of Parkfield, California · 17347 days ago · 3 km deep · 78 km away
  35. 3.010 km WSW of Ridgemark, California · 17346 days ago · 8 km deep · 36 km away
  36. 1.79 km WSW of Ridgemark, California · 17346 days ago · 7 km deep · 35 km away
  37. 1.65 km S of Gilroy, California · 17345 days ago · 3 km deep · 57 km away
  38. 1.87 km NNE of Hollister, California · 17345 days ago · 7 km deep · 44 km away
  39. 1.523 km ENE of Soledad, California · 17345 days ago · 3 km deep · 7 km away
  40. 1.621 km SSW of Three Rocks, California · 17344 days ago · 4 km deep · 66 km away
  41. 1.623 km ENE of Soledad, California · 17344 days ago · 1 km deep · 7 km away
  42. 2.410 km WSW of Ridgemark, California · 17344 days ago · 6 km deep · 34 km away
  43. 1.513 km N of Morgan Hill, California · 17344 days ago · 5 km deep · 88 km away
  44. 2.210 km E of Big Sur, California · 17343 days ago · 11 km deep · 58 km away
  45. 2.410 km S of Tres Pinos, California · 17343 days ago · 4 km deep · 21 km away
  46. 2.810 km E of Big Sur, California · 17343 days ago · 11 km deep · 58 km away
  47. 2.532 km W of Three Rocks, California · 17341 days ago · 10 km deep · 37 km away
  48. 2.131 km ENE of Soledad, California · 17341 days ago · 9 km deep · 12 km away
  49. 2.722 km WNW of Three Rocks, California · 17340 days ago · 8 km deep · 49 km away
  50. 2.27 km SSE of Coalinga, California · 17340 days ago · 4 km deep · 92 km away
  51. 1.722 km WNW of Three Rocks, California · 17340 days ago · 5 km deep · 49 km away
  52. 1.89 km S of Coalinga, California · 17340 days ago · 9 km deep · 92 km away
  53. 2.021 km NE of Soledad, California · 17339 days ago · 6 km deep · 2 km away
  54. 1.625 km NE of Greenfield, California · 17339 days ago · 1 km deep · 19 km away
  55. 1.723 km ENE of Soledad, California · 17338 days ago · 2 km deep · 7 km away
  56. 2.08 km SW of Tres Pinos, California · 17338 days ago · 2 km deep · 27 km away
  57. 1.924 km NE of King City, California · 17337 days ago · 1 km deep · 27 km away
  58. 1.723 km NE of Soledad, California · 17337 days ago · 8 km deep · 3 km away
  59. 2.222 km NE of Soledad, California · 17336 days ago · 2 km deep · 4 km away
  60. 2.13 km NE of Interlaken, California · 17335 days ago · 11 km deep · 66 km away

The first 60 of 146.

Before

  1. 1.621 km NE of Soledad, California · 17367 days ago · 3 km deep · 1 km away
  2. 2.016 km SSE of Diablo Grande, California · 17367 days ago · 2 km deep · 77 km away
  3. 1.6Central California · 17367 days ago · 7 km deep · 47 km away
  4. 1.724 km ENE of Soledad, California · 17368 days ago · 8 km deep · 8 km away
  5. 2.024 km ENE of Soledad, California · 17368 days ago · 8 km deep · 8 km away
  6. 2.521 km NE of Soledad, California · 17369 days ago · 6 km deep · 0 km away
  7. 2.736 km ENE of Greenfield, California · 17369 days ago · 16 km deep · 24 km away
  8. 1.724 km NE of Soledad, California · 17370 days ago · 9 km deep · 3 km away
  9. 2.05 km SSW of Tres Pinos, California · 17370 days ago · 4 km deep · 26 km away
  10. 1.65 km SSW of Tres Pinos, California · 17370 days ago · 4 km deep · 26 km away
  11. 1.923 km NE of Soledad, California · 17371 days ago · 9 km deep · 2 km away
  12. 2.722 km ENE of Soledad, California · 17371 days ago · 4 km deep · 8 km away
  13. 1.828 km NE of Soledad, California · 17372 days ago · 7 km deep · 6 km away
  14. 2.18 km SE of Seven Trees, California · 17372 days ago · 3 km deep · 92 km away
  15. 1.630 km SW of South Dos Palos, California · 17374 days ago · 5 km deep · 33 km away
  16. 2.124 km NE of Soledad, California · 17374 days ago · 8 km deep · 3 km away
  17. 1.615 km SSE of Tres Pinos, California · 17375 days ago · 3 km deep · 15 km away
  18. 2.57 km N of Interlaken, California · 17376 days ago · 9 km deep · 71 km away
  19. 2.121 km NNE of Soledad, California · 17376 days ago · 8 km deep · 5 km away
  20. 2.923 km WSW of Three Rocks, California · 17376 days ago · 8 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1045010. Read Wed, Sep 30, 2026, 5:50 PM UTC.