California earthquakes

M2.1 earthquake 9 km ENE of Milpitas, California

A magnitude 2.1 earthquake struck 9 km ENE of Milpitas, California on Wed, May 29, 1985, 8:42 PM PDT (03:42 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.5 14 km N of Morgan Hill, California. This one was a foreshock.

Milpitas 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
2.1 (md), micro
Local time
UTC
1985-05-30 03:42:36 UTC
Depth
6.6 km (4.1 mi), shallow
Epicenter
37.474° N, 121.813° 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 0.1 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
48°
Stations used
48

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 101 in the 60 days after this one and 39 in the 30 days before it.

After

  1. 1.73 km NNE of Day Valley, California · 15095 days ago · 16 km deep · 46 km away
  2. 1.63 km SE of Tres Pinos, California · 15093 days ago · 9 km deep · 91 km away
  3. 2.115 km SSE of Livermore, California · 15091 days ago · 5 km deep · 16 km away
  4. 1.613 km N of Morgan Hill, California · 15091 days ago · 3 km deep · 29 km away
  5. 1.66 km ESE of Fremont, California · 15090 days ago · 6 km deep · 11 km away
  6. 1.65 km NE of Clayton, California · 15090 days ago · 10 km deep · 55 km away
  7. 1.914 km E of Seven Trees, California · 15090 days ago · 2 km deep · 23 km away
  8. 1.56 km NE of East Foothills, California · 15090 days ago · 10 km deep · 6 km away
  9. 2.516 km NE of East Foothills, California · 15090 days ago · 7 km deep · 11 km away
  10. 1.92 km S of Pleasanton, California · 15090 days ago · 5 km deep · 19 km away
  11. 2.35 km E of Fremont, California · 15089 days ago · 9 km deep · 12 km away
  12. 2.112 km N of Morgan Hill, California · 15089 days ago · 7 km deep · 30 km away
  13. 1.68 km ENE of Morgan Hill, California · 15088 days ago · 3 km deep · 40 km away
  14. 1.514 km E of Seven Trees, California · 15088 days ago · 6 km deep · 22 km away
  15. 1.715 km N of Morgan Hill, California · 15088 days ago · 6 km deep · 26 km away
  16. 2.28 km ENE of Morgan Hill, California · 15088 days ago · 4 km deep · 40 km away
  17. 1.915 km E of Seven Trees, California · 15087 days ago · 5 km deep · 24 km away
  18. 2.24 km N of San Leandro, California · 15087 days ago · 11 km deep · 44 km away
  19. 2.09 km SW of Ridgemark, California · 15087 days ago · 6 km deep · 87 km away
  20. 1.81 km WNW of Hollister, California · 15086 days ago · 8 km deep · 77 km away
  21. 2.116 km E of Seven Trees, California · 15086 days ago · 6 km deep · 26 km away
  22. 1.711 km ESE of East Foothills, California · 15086 days ago · 7 km deep · 18 km away
  23. 3.08 km SE of Sunol, California · 15086 days ago · 4 km deep · 7 km away
  24. 1.915 km N of Morgan Hill, California · 15086 days ago · 2 km deep · 27 km away
  25. 1.816 km N of Morgan Hill, California · 15085 days ago · 6 km deep · 26 km away
  26. 1.54 km SSE of San Juan Bautista, California · 15084 days ago · 4 km deep · 78 km away
  27. 2.07 km SSE of Twin Lakes, California · 15083 days ago · 5 km deep · 64 km away
  28. 2.62 km ENE of East Foothills, California · 15082 days ago · 0 km deep · 9 km away
  29. 1.8Northern California · 15081 days ago · 3 km deep · 27 km away
  30. 1.86 km NNE of Interlaken, California · 15079 days ago · 9 km deep · 53 km away
  31. 1.914 km NNW of Pacific Grove, California · 15079 days ago · 12 km deep · 83 km away
  32. 2.23 km W of San Juan Bautista, California · 15077 days ago · 4 km deep · 73 km away
  33. 1.84 km N of Hollister, California · 15076 days ago · 8 km deep · 74 km away
  34. 1.514 km E of Seven Trees, California · 15076 days ago · 6 km deep · 23 km away
  35. 1.84 km NE of Interlaken, California · 15073 days ago · 12 km deep · 56 km away
  36. 1.96 km S of Muir Beach, California · 15072 days ago · 11 km deep · 77 km away
  37. 1.613 km ESE of East Foothills, California · 15072 days ago · 7 km deep · 20 km away
  38. 2.08 km ENE of Gilroy, California · 15071 days ago · 5 km deep · 57 km away
  39. 1.95 km E of Interlaken, California · 15071 days ago · 11 km deep · 59 km away
  40. 1.77 km E of East Foothills, California · 15071 days ago · 8 km deep · 14 km away
  41. 2.215 km SE of Livermore, California · 15070 days ago · 3 km deep · 17 km away
  42. 2.18 km ENE of Morgan Hill, California · 15069 days ago · 2 km deep · 42 km away
  43. 1.66 km NE of Interlaken, California · 15069 days ago · 9 km deep · 55 km away
  44. 2.08 km NE of San Martin, California · 15069 days ago · 7 km deep · 46 km away
  45. 2.29 km NE of Gilroy, California · 15067 days ago · 8 km deep · 55 km away
  46. 2.06 km E of Fremont, California · 15067 days ago · 9 km deep · 12 km away
  47. 1.76 km E of Fremont, California · 15067 days ago · 9 km deep · 12 km away
  48. 2.56 km ENE of Hollister, California · 15067 days ago · 8 km deep · 78 km away
  49. 1.60 km W of Alamo, California · 15067 days ago · 9 km deep · 46 km away
  50. 1.66 km ENE of Hollister, California · 15067 days ago · 7 km deep · 78 km away
  51. 1.66 km ENE of Hollister, California · 15067 days ago · 8 km deep · 78 km away
  52. 1.813 km N of Morgan Hill, California · 15066 days ago · 5 km deep · 29 km away
  53. 2.14 km SSE of Green Valley, California · 15065 days ago · 9 km deep · 88 km away
  54. 2.710 km ESE of Livermore, California · 15063 days ago · 3 km deep · 24 km away
  55. 1.9Northern California · 15063 days ago · 5 km deep · 25 km away
  56. 2.611 km NNE of Morgan Hill, California · 15062 days ago · 7 km deep · 32 km away
  57. 2.110 km ESE of Livermore, California · 15062 days ago · 3 km deep · 23 km away
  58. 1.89 km ESE of Livermore, California · 15062 days ago · 5 km deep · 24 km away
  59. 1.710 km ESE of Livermore, California · 15062 days ago · 4 km deep · 24 km away
  60. 1.57 km N of Hollister, California · 15062 days ago · 6 km deep · 72 km away

The first 60 of 101.

Before

  1. 2.68 km SE of Sunol, California · 15097 days ago · 4 km deep · 7 km away
  2. 1.61 km SSW of Hollister, California · 15098 days ago · 8 km deep · 79 km away
  3. 1.822 km ESE of East Foothills, California · 15099 days ago · 5 km deep · 27 km away
  4. 1.57 km NE of East Foothills, California · 15099 days ago · 10 km deep · 6 km away
  5. 1.810 km E of Blackhawk, California · 15100 days ago · 8 km deep · 39 km away
  6. 1.613 km N of Morgan Hill, California · 15101 days ago · 5 km deep · 29 km away
  7. 1.54 km SSE of Fairview, California · 15102 days ago · 4 km deep · 27 km away
  8. 2.06 km NE of East Foothills, California · 15104 days ago · 7 km deep · 7 km away
  9. 1.74 km NNW of Livermore, California · 15105 days ago · 7 km deep · 28 km away
  10. 1.614 km N of Morgan Hill, California · 15105 days ago · 6 km deep · 27 km away
  11. 1.610 km NNW of Hollister, California · 15105 days ago · 0 km deep · 68 km away
  12. 1.69 km ESE of East Foothills, California · 15107 days ago · 5 km deep · 16 km away
  13. 1.58 km ESE of East Foothills, California · 15107 days ago · 2 km deep · 16 km away
  14. 1.69 km NE of Gilroy, California · 15109 days ago · 9 km deep · 53 km away
  15. 1.714 km N of Morgan Hill, California · 15112 days ago · 6 km deep · 28 km away
  16. 2.713 km ESE of Alum Rock, California · 15113 days ago · 7 km deep · 21 km away
  17. 1.512 km SE of Livermore, California · 15114 days ago · 15 km deep · 18 km away
  18. 2.09 km ESE of East Foothills, California · 15114 days ago · 7 km deep · 16 km away
  19. 1.88 km ENE of San Martin, California · 15115 days ago · 7 km deep · 47 km away
  20. 2.32 km SW of Hollister, California · 15115 days ago · 6 km deep · 79 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc48729. Read Mon, Sep 28, 2026, 4:51 PM UTC.