California earthquakes

M1.6 earthquake 10 km NE of Gilroy, California

A magnitude 1.6 earthquake struck 10 km NE of Gilroy, California on Thu, Oct 18, 1979, 7:00 AM PDT (14:00 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M1.8 21 km NE of Soledad, California. This one was a foreshock.

Gilroy 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
1.6 (md), micro
Local time
UTC
1979-10-18 14:00:21 UTC
Depth
8.8 km (5.5 mi), shallow
Epicenter
37.076° N, 121.496° 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
±0.08
Depth from
From location
Station coverage gap
85°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 182 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.821 km NE of Soledad, California · 17140 days ago · 7 km deep · 63 km away
  2. 3.09 km ESE of Gilroy, California · 17140 days ago · 7 km deep · 11 km away
  3. 2.122 km ENE of Tres Pinos, California · 17139 days ago · 2 km deep · 41 km away
  4. 1.89 km NNW of Hollister, California · 17139 days ago · 2 km deep · 17 km away
  5. 1.69 km NNW of Hollister, California · 17139 days ago · 2 km deep · 17 km away
  6. 3.23 km W of San Juan Bautista, California · 17138 days ago · 5 km deep · 27 km away
  7. 1.65 km NE of Scotts Valley, California · 17138 days ago · 4 km deep · 42 km away
  8. 2.22 km W of San Juan Bautista, California · 17137 days ago · 1 km deep · 26 km away
  9. 2.04 km SE of Tres Pinos, California · 17136 days ago · 8 km deep · 40 km away
  10. 1.68 km ESE of Loma Mar, California · 17135 days ago · 19 km deep · 66 km away
  11. 1.619 km W of Volta, California · 17135 days ago · 4 km deep · 31 km away
  12. 1.611 km NE of Gilroy, California · 17133 days ago · 4 km deep · 2 km away
  13. 1.917 km SSE of Tres Pinos, California · 17133 days ago · 5 km deep · 53 km away
  14. 1.621 km NE of Soledad, California · 17132 days ago · 2 km deep · 66 km away
  15. 1.716 km SSE of Tres Pinos, California · 17131 days ago · 8 km deep · 51 km away
  16. 1.617 km SSE of Tres Pinos, California · 17131 days ago · 6 km deep · 53 km away
  17. 1.91 km NE of San Leandro, California · 17131 days ago · 4 km deep · 93 km away
  18. 1.69 km N of Hollister, California · 17131 days ago · 8 km deep · 18 km away
  19. 2.47 km NE of East Foothills, California · 17131 days ago · 11 km deep · 47 km away
  20. 1.82 km SSW of Pleasanton, California · 17130 days ago · 11 km deep · 72 km away
  21. 2.211 km NE of Gilroy, California · 17130 days ago · 5 km deep · 2 km away
  22. 1.98 km SSW of Tres Pinos, California · 17130 days ago · 0 km deep · 42 km away
  23. 1.521 km NE of Soledad, California · 17129 days ago · 3 km deep · 66 km away
  24. 2.016 km SSE of Tres Pinos, California · 17129 days ago · 8 km deep · 51 km away
  25. 1.53 km S of Fairview, California · 17129 days ago · 5 km deep · 80 km away
  26. 1.723 km NE of Greenfield, California · 17128 days ago · 5 km deep · 79 km away
  27. 1.53 km S of Fairview, California · 17127 days ago · 3 km deep · 79 km away
  28. 1.621 km NE of Soledad, California · 17127 days ago · 2 km deep · 68 km away
  29. 2.68 km ENE of Morgan Hill, California · 17126 days ago · 3 km deep · 11 km away
  30. 2.19 km ENE of Gilroy, California · 17126 days ago · 8 km deep · 6 km away
  31. 1.724 km NE of Greenfield, California · 17125 days ago · 1 km deep · 79 km away
  32. 1.59 km NE of Gilroy, California · 17125 days ago · 6 km deep · 0 km away
  33. 1.98 km NE of Gilroy, California · 17125 days ago · 7 km deep · 1 km away
  34. 1.529 km SE of Tres Pinos, California · 17124 days ago · 10 km deep · 64 km away
  35. 1.610 km E of Gilroy, California · 17124 days ago · 8 km deep · 9 km away
  36. 1.811 km ESE of Livermore, California · 17124 days ago · 8 km deep · 63 km away
  37. 1.87 km E of East Foothills, California · 17124 days ago · 8 km deep · 41 km away
  38. 1.69 km ENE of Gilroy, California · 17124 days ago · 8 km deep · 5 km away
  39. 2.111 km ESE of Sunol, California · 17123 days ago · 8 km deep · 58 km away
  40. 1.88 km ENE of Gilroy, California · 17123 days ago · 5 km deep · 5 km away
  41. 2.14 km SW of Gilroy, California · 17123 days ago · 1 km deep · 14 km away
  42. 2.124 km ENE of Greenfield, California · 17123 days ago · 5 km deep · 87 km away
  43. 1.922 km NNE of Soledad, California · 17122 days ago · 1 km deep · 59 km away
  44. 1.62 km N of Hollister, California · 17122 days ago · 8 km deep · 24 km away
  45. 2.32 km WNW of San Martin, California · 17122 days ago · 1 km deep · 12 km away
  46. 2.39 km N of Hollister, California · 17122 days ago · 8 km deep · 18 km away
  47. 2.43 km ESE of Lexington Hills, California · 17121 days ago · 13 km deep · 40 km away
  48. 2.28 km ENE of San Martin, California · 17121 days ago · 6 km deep · 5 km away
  49. 2.022 km NE of Soledad, California · 17120 days ago · 8 km deep · 67 km away
  50. 1.522 km ENE of Soledad, California · 17120 days ago · 2 km deep · 69 km away
  51. 3.02 km SW of San Juan Bautista, California · 17120 days ago · 5 km deep · 28 km away
  52. 2.02 km SW of San Juan Bautista, California · 17120 days ago · 6 km deep · 28 km away
  53. 1.77 km NE of Gilroy, California · 17120 days ago · 5 km deep · 3 km away
  54. 1.723 km NNE of San Lucas, California · 17120 days ago · 4 km deep · 100 km away
  55. 1.98 km SSW of Tres Pinos, California · 17119 days ago · 3 km deep · 42 km away
  56. 1.98 km SSW of Tres Pinos, California · 17119 days ago · 3 km deep · 42 km away
  57. 1.88 km E of Gilroy, California · 17119 days ago · 6 km deep · 8 km away
  58. 2.121 km E of East Foothills, California · 17119 days ago · 3 km deep · 32 km away
  59. 1.68 km NE of San Martin, California · 17118 days ago · 8 km deep · 7 km away
  60. 2.241 km W of Three Rocks, California · 17118 days ago · 3 km deep · 81 km away

The first 60 of 182.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1048387. Read Tue, Sep 22, 2026, 10:32 PM UTC.