California earthquakes

M1.5 earthquake Central California

A magnitude 1.5 earthquake struck in Central California on Sat, Jun 24, 1978, 4:16 PM PDT (23:16 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M3.2 10 km S of Tres Pinos, 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
1.5 (md), micro
Local time
UTC
1978-06-24 23:16:24 UTC
Depth
4.0 km (2.5 mi), shallow
Epicenter
36.527° N, 120.849° 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 0.6 km horizontally, 2.2 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
148°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 104 in the 60 days after this one and 66 in the 30 days before it.

After

  1. 1.813 km SSE of Parkfield, California · 17629 days ago · 9 km deep · 93 km away
  2. 2.523 km ENE of Soledad, California · 17629 days ago · 4 km deep · 20 km away
  3. 1.824 km SE of Tres Pinos, California · 17628 days ago · 10 km deep · 27 km away
  4. 1.624 km SE of Tres Pinos, California · 17628 days ago · 10 km deep · 27 km away
  5. 3.111 km ESE of Gilroy, California · 17627 days ago · 5 km deep · 72 km away
  6. 2.511 km ESE of Gilroy, California · 17627 days ago · 5 km deep · 72 km away
  7. 1.74 km SSW of Gilroy, California · 17627 days ago · 4 km deep · 82 km away
  8. 2.312 km ESE of Gilroy, California · 17626 days ago · 4 km deep · 72 km away
  9. 1.723 km NE of King City, California · 17626 days ago · 4 km deep · 20 km away
  10. 1.68 km NW of Hollister, California · 17625 days ago · 6 km deep · 70 km away
  11. 2.621 km NE of Soledad, California · 17625 days ago · 5 km deep · 29 km away
  12. 2.322 km NE of Soledad, California · 17624 days ago · 3 km deep · 25 km away
  13. 2.022 km NE of Soledad, California · 17624 days ago · 2 km deep · 25 km away
  14. 2.210 km S of Tres Pinos, California · 17624 days ago · 4 km deep · 46 km away
  15. 2.110 km S of Tres Pinos, California · 17624 days ago · 3 km deep · 46 km away
  16. 2.52 km NNW of Aromas, California · 17624 days ago · 10 km deep · 83 km away
  17. 1.78 km NE of San Juan Bautista, California · 17622 days ago · 6 km deep · 70 km away
  18. 2.36 km N of Avenal, California · 17622 days ago · 6 km deep · 83 km away
  19. 3.210 km S of Tres Pinos, California · 17621 days ago · 4 km deep · 46 km away
  20. 1.66 km ENE of Aromas, California · 17621 days ago · 7 km deep · 79 km away
  21. 2.221 km NE of Soledad, California · 17621 days ago · 2 km deep · 27 km away
  22. 2.115 km SSE of Tres Pinos, California · 17620 days ago · 3 km deep · 40 km away
  23. 1.66 km E of Big Sur, California · 17619 days ago · 12 km deep · 84 km away
  24. 3.010 km S of Tres Pinos, California · 17618 days ago · 3 km deep · 46 km away
  25. 3.010 km S of Tres Pinos, California · 17618 days ago · 3 km deep · 46 km away
  26. 3.07 km SSE of San Juan Bautista, California · 17618 days ago · 8 km deep · 65 km away
  27. 1.513 km NW of Parkfield, California · 17617 days ago · 5 km deep · 67 km away
  28. 1.818 km SE of Big Sur, California · 17617 days ago · 12 km deep · 81 km away
  29. 3.08 km NW of Hollister, California · 17617 days ago · 7 km deep · 70 km away
  30. 1.58 km SW of Ridgemark, California · 17617 days ago · 7 km deep · 57 km away
  31. 2.44 km ESE of Aromas, California · 17616 days ago · 6 km deep · 77 km away
  32. 2.013 km NW of Parkfield, California · 17616 days ago · 4 km deep · 66 km away
  33. 2.413 km SSE of Tres Pinos, California · 17612 days ago · 4 km deep · 42 km away
  34. 2.213 km SSE of Tres Pinos, California · 17612 days ago · 4 km deep · 42 km away
  35. 2.46 km SW of West Park, California · 17611 days ago · 12 km deep · 86 km away
  36. 2.43 km SSW of San Juan Bautista, CA · 17610 days ago · 7 km deep · 70 km away
  37. 1.925 km SE of Tres Pinos, California · 17608 days ago · 15 km deep · 26 km away
  38. 2.65 km WSW of Gilroy, California · 17607 days ago · 6 km deep · 85 km away
  39. 1.611 km NW of Big Sur, California · 17606 days ago · 6 km deep · 97 km away
  40. 3.28 km NE of Interlaken, California · 17606 days ago · 5 km deep · 90 km away
  41. 1.925 km ESE of Tres Pinos, California · 17604 days ago · 4 km deep · 27 km away
  42. 1.822 km NE of San Lucas, California · 17604 days ago · 7 km deep · 29 km away
  43. 1.622 km ENE of Soledad, California · 17604 days ago · 4 km deep · 22 km away
  44. 2.225 km NE of Soledad, California · 17603 days ago · 8 km deep · 26 km away
  45. 2.120 km NW of Parkfield, California · 17603 days ago · 8 km deep · 60 km away
  46. 1.616 km NW of Parkfield, California · 17603 days ago · 4 km deep · 64 km away
  47. 3.29 km NW of Parkfield, California · 17601 days ago · 7 km deep · 70 km away
  48. 1.99 km NW of Parkfield, California · 17601 days ago · 7 km deep · 70 km away
  49. 2.08 km ENE of San Martin, California · 17598 days ago · 7 km deep · 90 km away
  50. 1.92 km W of Tres Pinos, California · 17597 days ago · 2 km deep · 53 km away
  51. 2.09 km NNW of Hollister, California · 17597 days ago · 5 km deep · 69 km away
  52. 2.340 km SSW of South Dos Palos, California · 17597 days ago · 4 km deep · 12 km away
  53. 1.719 km NW of Parkfield, California · 17596 days ago · 5 km deep · 61 km away
  54. 2.318 km SSE of Tres Pinos, California · 17596 days ago · 6 km deep · 38 km away
  55. 2.024 km NE of Greenfield, California · 17596 days ago · 4 km deep · 19 km away
  56. 2.03 km ESE of Tres Pinos, California · 17595 days ago · 9 km deep · 48 km away
  57. 2.217 km WSW of Lockwood, California · 17595 days ago · 12 km deep · 81 km away
  58. 1.621 km NE of Soledad, California · 17593 days ago · 7 km deep · 28 km away
  59. 2.025 km NE of Soledad, California · 17593 days ago · 12 km deep · 22 km away
  60. 1.72 km SW of Ridgemark, California · 17592 days ago · 7 km deep · 56 km away

The first 60 of 104.

Before

  1. 2.911 km ESE of Gilroy, California · 17630 days ago · 5 km deep · 72 km away
  2. 1.611 km SW of Ridgemark, California · 17630 days ago · 7 km deep · 60 km away
  3. 1.6Central California · 17630 days ago · 7 km deep · 60 km away
  4. 1.62 km WSW of San Juan Bautista, California · 17630 days ago · 3 km deep · 73 km away
  5. 1.74 km NW of Parkfield, California · 17631 days ago · 5 km deep · 75 km away
  6. 2.210 km SW of Ridgemark, California · 17632 days ago · 7 km deep · 60 km away
  7. 1.811 km ESE of Gilroy, California · 17632 days ago · 5 km deep · 72 km away
  8. 2.011 km ESE of Gilroy, California · 17632 days ago · 5 km deep · 72 km away
  9. 3.011 km ESE of Gilroy, California · 17632 days ago · 5 km deep · 72 km away
  10. 2.5Central California · 17633 days ago · 9 km deep · 79 km away
  11. 2.225 km NW of San Simeon, California · 17634 days ago · 9 km deep · 96 km away
  12. 2.211 km S of Tres Pinos, California · 17636 days ago · 3 km deep · 45 km away
  13. 2.02 km SE of San Ardo, California · 17636 days ago · 13 km deep · 58 km away
  14. 1.622 km SSE of Tres Pinos, California · 17637 days ago · 5 km deep · 31 km away
  15. 2.024 km ENE of Greenfield, California · 17638 days ago · 6 km deep · 18 km away
  16. 2.233 km ENE of Soledad, California · 17639 days ago · 17 km deep · 12 km away
  17. 1.921 km NE of Soledad, California · 17639 days ago · 5 km deep · 30 km away
  18. 1.89 km ESE of Gilroy, California · 17639 days ago · 3 km deep · 74 km away
  19. 1.52 km S of Hollister, California · 17639 days ago · 8 km deep · 60 km away
  20. 1.612 km ENE of Salinas, California · 17641 days ago · -1 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1040789. Read Wed, Sep 30, 2026, 4:51 PM UTC.