California earthquakes

M1.6 earthquake 7 km SSW of Sunol, California

A magnitude 1.6 earthquake struck 7 km SSW of Sunol, California on Thu, Jan 9, 1986, 3:11 PM PST (23:11 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M5.5 3 km ENE 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
1.6 (md), micro
Local time
UTC
1986-01-09 23:11:44 UTC
Depth
6.1 km (3.8 mi), shallow
Epicenter
37.533° N, 121.905° 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, 0.4 km in depth
Magnitude uncertainty
±0.22
Depth from
From location
Station coverage gap
39°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 62 in the 30 days before it.

After

  1. 1.87 km NE of Interlaken, California · 14873 days ago · 9 km deep · 63 km away
  2. 1.72 km N of San Martin, California · 14871 days ago · 4 km deep · 54 km away
  3. 1.914 km NNE of East Foothills, California · 14870 days ago · 6 km deep · 16 km away
  4. 2.813 km ESE of Alum Rock, California · 14870 days ago · 7 km deep · 31 km away
  5. 1.614 km E of Seven Trees, California · 14870 days ago · 2 km deep · 33 km away
  6. 1.921 km SW of Diablo Grande, California · 14870 days ago · 4 km deep · 48 km away
  7. 1.511 km S of Pescadero, California · 14870 days ago · 15 km deep · 60 km away
  8. 1.82 km SSW of Morgan Hill, California · 14869 days ago · 16 km deep · 51 km away
  9. 1.64 km WSW of Cupertino, California · 14868 days ago · 5 km deep · 30 km away
  10. 2.06 km NE of East Foothills, California · 14867 days ago · 6 km deep · 18 km away
  11. 1.94 km W of San Juan Bautista, California · 14866 days ago · 6 km deep · 81 km away
  12. 3.110 km SSE of Green Valley, California · 14866 days ago · 3 km deep · 72 km away
  13. 1.68 km NE of San Martin, California · 14866 days ago · 7 km deep · 56 km away
  14. 1.713 km N of Morgan Hill, California · 14865 days ago · 6 km deep · 39 km away
  15. 1.816 km NW of Davenport, California · 14865 days ago · 3 km deep · 61 km away
  16. 2.36 km NE of Aromas, California · 14865 days ago · 6 km deep · 73 km away
  17. 1.610 km NNE of Morgan Hill, California · 14865 days ago · 5 km deep · 44 km away
  18. 2.714 km N of Morgan Hill, California · 14864 days ago · 5 km deep · 38 km away
  19. 2.15 km S of Gilroy, California · 14864 days ago · 5 km deep · 70 km away
  20. 1.72 km NE of Alamo, California · 14864 days ago · 7 km deep · 38 km away
  21. 1.711 km NNE of East Foothills, California · 14863 days ago · 2 km deep · 15 km away
  22. 1.76 km ENE of Hollister, California · 14861 days ago · 6 km deep · 88 km away
  23. 3.014 km N of Morgan Hill, California · 14861 days ago · 4 km deep · 38 km away
  24. 2.32 km ENE of San Martin, California · 14860 days ago · 4 km deep · 56 km away
  25. 1.610 km SE of Livermore, California · 14858 days ago · 8 km deep · 22 km away
  26. 2.0Northern California · 14858 days ago · 6 km deep · 15 km away
  27. 2.99 km NNW of Hollister, California · 14857 days ago · 7 km deep · 79 km away
  28. 2.19 km NNW of Hollister, California · 14857 days ago · 5 km deep · 78 km away
  29. 1.59 km ESE of East Foothills, California · 14856 days ago · 8 km deep · 26 km away
  30. 5.53 km ENE of Tres Pinos, California · 14856 days ago · 8 km deep · 98 km away
  31. 3.23 km E of Tres Pinos, California · 14856 days ago · 4 km deep · 99 km away
  32. 1.65 km NNE of Tres Pinos, California · 14856 days ago · 4 km deep · 95 km away
  33. 2.84 km NE of Tres Pinos, California · 14856 days ago · 6 km deep · 96 km away
  34. 2.64 km NE of Tres Pinos, California · 14856 days ago · 9 km deep · 97 km away
  35. 2.13 km ENE of Tres Pinos, California · 14856 days ago · 4 km deep · 98 km away
  36. 1.94 km NE of Tres Pinos, California · 14856 days ago · 4 km deep · 96 km away
  37. 2.43 km NE of Tres Pinos, California · 14856 days ago · 4 km deep · 97 km away
  38. 2.44 km NE of Tres Pinos, California · 14856 days ago · 8 km deep · 97 km away
  39. 2.24 km NE of Tres Pinos, California · 14856 days ago · 4 km deep · 97 km away
  40. 2.04 km NE of Tres Pinos, California · 14856 days ago · 5 km deep · 96 km away
  41. 2.44 km NNE of Tres Pinos, California · 14856 days ago · 5 km deep · 95 km away
  42. 1.73 km E of Tres Pinos, California · 14856 days ago · 8 km deep · 99 km away
  43. 2.04 km NE of Tres Pinos, California · 14856 days ago · 5 km deep · 96 km away
  44. 2.24 km NE of Tres Pinos, California · 14856 days ago · 7 km deep · 96 km away
  45. 1.75 km NNE of Tres Pinos, California · 14856 days ago · 3 km deep · 95 km away
  46. 1.64 km NE of Tres Pinos, California · 14856 days ago · 7 km deep · 97 km away
  47. 2.94 km NNE of Tres Pinos, California · 14856 days ago · 3 km deep · 96 km away
  48. 2.45 km ENE of Tres Pinos, California · 14856 days ago · 8 km deep · 98 km away
  49. 2.03 km ENE of Tres Pinos, California · 14856 days ago · 5 km deep · 99 km away
  50. 2.04 km NNE of Tres Pinos, California · 14856 days ago · 5 km deep · 95 km away
  51. 1.75 km NE of Tres Pinos, California · 14856 days ago · 7 km deep · 96 km away
  52. 2.74 km NE of Tres Pinos, California · 14856 days ago · 8 km deep · 97 km away
  53. 2.04 km NE of Tres Pinos, California · 14856 days ago · 8 km deep · 97 km away
  54. 2.15 km NNE of Tres Pinos, California · 14856 days ago · 4 km deep · 95 km away
  55. 3.24 km ENE of Tres Pinos, California · 14856 days ago · 9 km deep · 98 km away
  56. 2.44 km NE of Tres Pinos, California · 14856 days ago · 8 km deep · 97 km away
  57. 1.74 km ENE of Tres Pinos, California · 14856 days ago · 8 km deep · 98 km away
  58. 1.54 km ENE of Tres Pinos, California · 14856 days ago · 8 km deep · 98 km away
  59. 2.34 km NE of Tres Pinos, California · 14856 days ago · 7 km deep · 97 km away
  60. 3.04 km ENE of Tres Pinos, California · 14856 days ago · 9 km deep · 98 km away

The first 60 of 184.

Before

  1. 1.916 km NE of East Foothills, California · 14873 days ago · 7 km deep · 20 km away
  2. 1.715 km W of Volta, CA · 14875 days ago · 3 km deep · 86 km away
  3. 1.92 km W of Country Club, California · 14875 days ago · 16 km deep · 68 km away
  4. 2.16 km WSW of Gilroy, California · 14876 days ago · 5 km deep · 66 km away
  5. 3.79 km E of Gilroy, California · 14876 days ago · 9 km deep · 70 km away
  6. 1.72 km ESE of Tres Pinos, California · 14876 days ago · 8 km deep · 99 km away
  7. 2.014 km N of Morgan Hill, California · 14877 days ago · 3 km deep · 38 km away
  8. 1.714 km N of Morgan Hill, California · 14877 days ago · 6 km deep · 38 km away
  9. 2.713 km N of Morgan Hill, California · 14877 days ago · 5 km deep · 39 km away
  10. 2.11 km E of Pacheco, California · 14878 days ago · 21 km deep · 52 km away
  11. 2.13 km ESE of Diablo Grande, California · 14880 days ago · 2 km deep · 61 km away
  12. 1.78 km ESE of East Foothills, California · 14880 days ago · 8 km deep · 25 km away
  13. 2.69 km ESE of East Foothills, California · 14880 days ago · 8 km deep · 26 km away
  14. 1.513 km ESE of Alum Rock, California · 14880 days ago · 2 km deep · 31 km away
  15. 2.06 km E of East Foothills, California · 14880 days ago · 9 km deep · 22 km away
  16. 1.97 km WSW of Gilroy, California · 14880 days ago · 6 km deep · 64 km away
  17. 1.516 km E of Seven Trees, California · 14881 days ago · 6 km deep · 36 km away
  18. 2.57 km E of East Foothills, California · 14882 days ago · 3 km deep · 23 km away
  19. 1.67 km NE of Interlaken, California · 14882 days ago · 11 km deep · 64 km away
  20. 1.714 km E of Seven Trees, California · 14882 days ago · 3 km deep · 34 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc63197. Read Tue, Sep 29, 2026, 4:16 PM UTC.