California earthquakes

M2.4 earthquake 23 km SSW of Volta, California

A magnitude 2.4 earthquake struck 23 km SSW of Volta, California on Sat, Nov 11, 1978, 11:46 AM PST (19:46 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M2.8 21 km NE of Soledad, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.4 (md), micro
Local time
UTC
1978-11-11 19:46:24 UTC
Depth
3.9 km (2.4 mi), shallow
Epicenter
36.914° N, 121.059° 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, 1.3 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
119°
Stations used
50

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 125 in the 60 days after this one and 56 in the 30 days before it.

After

  1. 2.14 km SSE of San Juan Bautista, California · 17482 days ago · 4 km deep · 43 km away
  2. 2.017 km ENE of East Foothills, California · 17482 days ago · 5 km deep · 76 km away
  3. 1.724 km SE of Tres Pinos, California · 17482 days ago · 5 km deep · 35 km away
  4. 1.616 km E of East Foothills, California · 17482 days ago · 4 km deep · 72 km away
  5. 2.821 km NE of Soledad, California · 17482 days ago · 7 km deep · 41 km away
  6. 2.921 km NE of Soledad, California · 17481 days ago · 6 km deep · 41 km away
  7. 2.522 km WSW of Three Rocks, California · 17481 days ago · 16 km deep · 64 km away
  8. 2.522 km NE of San Lucas, California · 17481 days ago · 6 km deep · 76 km away
  9. 1.69 km S of Tres Pinos, California · 17480 days ago · 4 km deep · 34 km away
  10. 3.121 km NE of Soledad, California · 17480 days ago · 3 km deep · 40 km away
  11. 1.728 km SW of South Dos Palos, California · 17480 days ago · 10 km deep · 21 km away
  12. 2.128 km NE of Greenfield, California · 17479 days ago · 6 km deep · 47 km away
  13. 2.021 km NE of Soledad, California · 17479 days ago · 2 km deep · 39 km away
  14. 2.08 km ESE of East Foothills, California · 17479 days ago · 8 km deep · 77 km away
  15. 1.89 km ESE of East Foothills, California · 17479 days ago · 8 km deep · 76 km away
  16. 2.04 km NE of Ridgemark, California · 17479 days ago · 8 km deep · 25 km away
  17. 2.39 km S of Tres Pinos, California · 17478 days ago · 4 km deep · 34 km away
  18. 1.916 km ENE of East Foothills, California · 17478 days ago · 6 km deep · 76 km away
  19. 1.621 km NE of Soledad, California · 17477 days ago · 7 km deep · 39 km away
  20. 2.113 km SW of Santa Cruz, California · 17475 days ago · 6 km deep · 96 km away
  21. 1.710 km WSW of Santa Cruz, California · 17475 days ago · 12 km deep · 95 km away
  22. 1.723 km NE of San Ardo, California · 17474 days ago · 7 km deep · 85 km away
  23. 3.024 km ENE of Greenfield, California · 17474 days ago · 7 km deep · 56 km away
  24. 1.822 km NNE of Soledad, California · 17473 days ago · 6 km deep · 37 km away
  25. 1.810 km ESE of East Foothills, California · 17473 days ago · 8 km deep · 75 km away
  26. 1.510 km ESE of East Foothills, California · 17473 days ago · 8 km deep · 75 km away
  27. 2.119 km SSE of Tres Pinos, California · 17472 days ago · 5 km deep · 35 km away
  28. 2.18 km SSW of Tres Pinos, California · 17472 days ago · 2 km deep · 35 km away
  29. 2.024 km NE of Greenfield, California · 17470 days ago · 6 km deep · 49 km away
  30. 1.98 km ESE of Gilroy, California · 17469 days ago · 5 km deep · 38 km away
  31. 1.99 km ESE of Gilroy, California · 17469 days ago · 5 km deep · 37 km away
  32. 1.6Central California · 17469 days ago · 3 km deep · 35 km away
  33. 1.823 km NE of Soledad, California · 17468 days ago · 8 km deep · 40 km away
  34. 1.69 km SSW of Tres Pinos, California · 17467 days ago · 1 km deep · 35 km away
  35. 2.114 km SE of Livermore, California · 17467 days ago · 1 km deep · 92 km away
  36. 1.621 km NE of Soledad, California · 17465 days ago · 8 km deep · 42 km away
  37. 3.023 km ENE of San Lucas, California · 17464 days ago · 9 km deep · 79 km away
  38. 1.622 km ENE of Soledad, California · 17464 days ago · 4 km deep · 45 km away
  39. 2.42 km SW of San Juan Bautista, California · 17464 days ago · 6 km deep · 45 km away
  40. 2.113 km SSE of Tres Pinos, California · 17463 days ago · 3 km deep · 33 km away
  41. 1.711 km SE of Sunol, California · 17463 days ago · 3 km deep · 94 km away
  42. 1.713 km SSE of Tres Pinos, California · 17463 days ago · 4 km deep · 33 km away
  43. 2.123 km ENE of Soledad, California · 17463 days ago · 4 km deep · 46 km away
  44. 1.930 km WNW of Three Rocks, California · 17462 days ago · 3 km deep · 47 km away
  45. 2.111 km WSW of Carmel Valley Village, California · 17460 days ago · 0 km deep · 89 km away
  46. 2.59 km S of Tres Pinos, California · 17460 days ago · 4 km deep · 34 km away
  47. 2.48 km SE of Sunol, California · 17459 days ago · 10 km deep · 97 km away
  48. 2.421 km NE of Soledad, California · 17459 days ago · 8 km deep · 41 km away
  49. 1.622 km ENE of Soledad, California · 17459 days ago · 2 km deep · 43 km away
  50. 2.622 km ENE of Soledad, California · 17459 days ago · 3 km deep · 42 km away
  51. 1.67 km ENE of Gilroy, California · 17457 days ago · 5 km deep · 40 km away
  52. 1.727 km ENE of Soledad, California · 17457 days ago · 10 km deep · 39 km away
  53. 1.75 km S of Tres Pinos, California · 17456 days ago · 8 km deep · 31 km away
  54. 2.89 km ENE of Patterson, California · 17456 days ago · 14 km deep · 64 km away
  55. 2.419 km WSW of Diablo Grande, California · 17456 days ago · 7 km deep · 57 km away
  56. 2.86 km WSW of Biola, California · 17456 days ago · 12 km deep · 88 km away
  57. 1.621 km NE of Soledad, California · 17456 days ago · 7 km deep · 40 km away
  58. 3.129 km ENE of Soledad, California · 17455 days ago · 9 km deep · 40 km away
  59. 1.77 km ENE of Interlaken, California · 17455 days ago · 2 km deep · 53 km away
  60. 1.923 km NE of King City, California · 17455 days ago · 6 km deep · 61 km away

The first 60 of 125.

Before

  1. 2.228 km NE of Greenfield, California · 17483 days ago · 7 km deep · 47 km away
  2. 2.921 km NE of Soledad, California · 17483 days ago · 2 km deep · 39 km away
  3. 2.024 km NE of Soledad, California · 17483 days ago · 9 km deep · 41 km away
  4. 2.125 km ENE of Soledad, California · 17483 days ago · 8 km deep · 41 km away
  5. 1.75 km NNW of San Juan Bautista, California · 17484 days ago · 7 km deep · 44 km away
  6. 2.123 km NE of San Lucas, California · 17486 days ago · 8 km deep · 77 km away
  7. 2.45 km S of Gilroy, California · 17486 days ago · 7 km deep · 46 km away
  8. 2.93 km W of San Juan Bautista, California · 17486 days ago · 7 km deep · 46 km away
  9. 2.93 km W of San Juan Bautista, California · 17486 days ago · 6 km deep · 47 km away
  10. 2.94 km SSW of San Juan Bautista, California · 17486 days ago · 5 km deep · 45 km away
  11. 1.617 km SSE of Tres Pinos, California · 17487 days ago · 3 km deep · 35 km away
  12. 1.613 km SSE of Livermore, California · 17487 days ago · 2 km deep · 93 km away
  13. 2.09 km ESE of East Foothills, California · 17487 days ago · 8 km deep · 75 km away
  14. 1.89 km N of Boulder Creek, California · 17487 days ago · 11 km deep · 100 km away
  15. 1.812 km S of Tres Pinos, California · 17487 days ago · 3 km deep · 34 km away
  16. 2.518 km SSE of Tres Pinos, California · 17489 days ago · 6 km deep · 35 km away
  17. 1.78 km ESE of Alum Rock, California · 17489 days ago · 3 km deep · 77 km away
  18. 2.221 km NE of Soledad, California · 17489 days ago · 6 km deep · 38 km away
  19. 2.912 km WSW of Three Rocks, California · 17490 days ago · 14 km deep · 69 km away
  20. 1.711 km ESE of East Foothills, California · 17491 days ago · 7 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1043323. Read Tue, Sep 22, 2026, 11:27 PM UTC.