California earthquakes

M2.1 earthquake 8 km NNE of Milpitas, California

A magnitude 2.1 earthquake struck 8 km NNE of Milpitas, California on Wed, Sep 1, 1976, 1:57 AM PDT (08:57 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.8 3 km SE of Aromas, 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1976-09-01 08:57:56 UTC
Depth
3.0 km (1.9 mi), shallow
Epicenter
37.496° N, 121.867° 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
±0.28
Depth from
From location
Station coverage gap
58°
Stations used
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 146 in the 60 days after this one and 168 in the 30 days before it.

After

  1. 1.810 km SE of Livermore, California · 18294 days ago · 9 km deep · 21 km away
  2. 1.913 km E of East Foothills, California · 18294 days ago · 7 km deep · 22 km away
  3. 2.110 km NE of Milpitas, California · 18294 days ago · 6 km deep · 5 km away
  4. 3.015 km E of Seven Trees, California · 18293 days ago · 2 km deep · 29 km away
  5. 2.312 km ESE of East Foothills, California · 18293 days ago · 6 km deep · 25 km away
  6. 1.93 km W of Hollister, California · 18293 days ago · 3 km deep · 81 km away
  7. 1.62 km NE of San Ramon, California · 18292 days ago · 7 km deep · 34 km away
  8. 2.27 km SSW of Byron, California · 18292 days ago · 13 km deep · 38 km away
  9. 3.48 km SSW of Tres Pinos, California · 18291 days ago · 3 km deep · 97 km away
  10. 3.58 km SSW of Tres Pinos, California · 18291 days ago · 3 km deep · 97 km away
  11. 2.38 km SSW of Tres Pinos, California · 18291 days ago · 2 km deep · 97 km away
  12. 2.4Northern California · 18291 days ago · 4 km deep · 38 km away
  13. 1.98 km ESE of East Foothills, California · 18291 days ago · 1 km deep · 20 km away
  14. 2.48 km SSW of Tres Pinos, California · 18291 days ago · 3 km deep · 98 km away
  15. 2.0Northern California · 18291 days ago · 9 km deep · 35 km away
  16. 1.810 km SE of Livermore, California · 18291 days ago · 10 km deep · 22 km away
  17. 2.5Central California · 18291 days ago · 5 km deep · 63 km away
  18. 3.28 km SSW of Tres Pinos, California · 18290 days ago · 3 km deep · 98 km away
  19. 2.05 km S of Ridgemark, California · 18290 days ago · 5 km deep · 92 km away
  20. 1.74 km S of Livermore, California · 18290 days ago · 4 km deep · 18 km away
  21. 1.85 km S of Livermore, California · 18290 days ago · 4 km deep · 18 km away
  22. 1.65 km S of Livermore, California · 18290 days ago · 1 km deep · 18 km away
  23. 2.52 km NE of San Ramon, California · 18290 days ago · 7 km deep · 34 km away
  24. 3.513 km S of Tracy, California · 18290 days ago · 7 km deep · 42 km away
  25. 2.017 km S of Tracy, California · 18290 days ago · 1 km deep · 38 km away
  26. 2.014 km S of Tracy, California · 18290 days ago · 2 km deep · 42 km away
  27. 2.69 km NW of Hollister, California · 18290 days ago · 6 km deep · 74 km away
  28. 2.49 km ESE of Gilroy, California · 18290 days ago · 6 km deep · 67 km away
  29. 2.36 km ENE of Interlaken, California · 18289 days ago · 10 km deep · 61 km away
  30. 1.92 km NNE of Blackhawk, California · 18289 days ago · 1 km deep · 38 km away
  31. 2.02 km NNE of Castro Valley, California · 18288 days ago · 10 km deep · 30 km away
  32. 1.821 km SE of Livermore, California · 18287 days ago · 5 km deep · 22 km away
  33. 2.112 km NNE of Morgan Hill, California · 18287 days ago · 7 km deep · 36 km away
  34. 2.02 km NE of San Ramon, California · 18286 days ago · 8 km deep · 35 km away
  35. 2.84 km SW of Green Valley, California · 18286 days ago · 7 km deep · 86 km away
  36. 2.45 km SSE of Livermore, California · 18285 days ago · 6 km deep · 18 km away
  37. 1.75 km S of Livermore, California · 18285 days ago · 6 km deep · 18 km away
  38. 1.619 km E of East Foothills, California · 18285 days ago · 5 km deep · 26 km away
  39. 1.82 km SSW of Campbell, California · 18285 days ago · 7 km deep · 27 km away
  40. 1.916 km ESE of East Foothills, California · 18285 days ago · 6 km deep · 27 km away
  41. 2.66 km ENE of Interlaken, California · 18284 days ago · 9 km deep · 61 km away
  42. 2.15 km S of Livermore, California · 18284 days ago · 4 km deep · 18 km away
  43. 2.06 km NE of Ridgemark, California · 18283 days ago · 8 km deep · 85 km away
  44. 1.76 km NE of Ridgemark, California · 18283 days ago · 8 km deep · 86 km away
  45. 3.09 km NNW of Hollister, California · 18283 days ago · 6 km deep · 73 km away
  46. 1.76 km SW of Ridgemark, California · 18282 days ago · 4 km deep · 90 km away
  47. 2.84 km NNW of Orinda, California · 18282 days ago · 6 km deep · 55 km away
  48. 1.76 km NNE of Ridgemark, California · 18282 days ago · 8 km deep · 85 km away
  49. 2.29 km NW of Hollister, California · 18282 days ago · 2 km deep · 73 km away
  50. 2.117 km S of Tracy, California · 18281 days ago · 2 km deep · 39 km away
  51. 2.15 km WSW of Gilroy, California · 18281 days ago · 7 km deep · 60 km away
  52. 2.08 km NE of San Juan Bautista, California · 18279 days ago · 5 km deep · 73 km away
  53. 1.76 km NW of Hollister, California · 18279 days ago · 6 km deep · 76 km away
  54. 2.56 km ESE of East Foothills, California · 18279 days ago · 0 km deep · 19 km away
  55. 2.68 km ESE of East Foothills, California · 18279 days ago · 0 km deep · 20 km away
  56. 1.8Northern California · 18279 days ago · 1 km deep · 18 km away
  57. 3.16 km ESE of East Foothills, California · 18279 days ago · 0 km deep · 19 km away
  58. 2.06 km ESE of East Foothills, California · 18279 days ago · 0 km deep · 19 km away
  59. 2.814 km E of Seven Trees, California · 18278 days ago · 3 km deep · 28 km away
  60. 2.114 km E of Seven Trees, California · 18278 days ago · 3 km deep · 28 km away

The first 60 of 146.

Before

  1. 2.010 km SE of Livermore, California · 18295 days ago · 9 km deep · 22 km away
  2. 1.610 km SE of Livermore, California · 18295 days ago · 9 km deep · 22 km away
  3. 2.410 km SE of Livermore, California · 18295 days ago · 9 km deep · 22 km away
  4. 2.810 km SE of Livermore, California · 18295 days ago · 9 km deep · 22 km away
  5. 2.810 km SE of Livermore, California · 18295 days ago · 9 km deep · 22 km away
  6. 1.710 km SE of Livermore, California · 18295 days ago · 9 km deep · 22 km away
  7. 2.45 km NNE of San Martin, California · 18295 days ago · 3 km deep · 48 km away
  8. 3.410 km SE of Livermore, California · 18295 days ago · 10 km deep · 23 km away
  9. 2.12 km SE of Concord, California · 18295 days ago · 14 km deep · 53 km away
  10. 2.513 km N of Morgan Hill, California · 18295 days ago · 3 km deep · 34 km away
  11. 1.79 km ESE of East Foothills, California · 18296 days ago · 8 km deep · 20 km away
  12. 2.37 km NNE of Milpitas, California · 18296 days ago · 4 km deep · 1 km away
  13. 1.72 km NE of San Ramon, California · 18297 days ago · 8 km deep · 35 km away
  14. 1.92 km NE of San Ramon, California · 18297 days ago · 7 km deep · 34 km away
  15. 1.72 km NE of East Foothills, California · 18297 days ago · 0 km deep · 12 km away
  16. 2.311 km E of Gilroy, California · 18297 days ago · 8 km deep · 68 km away
  17. 1.913 km ENE of Hollister, California · 18298 days ago · 6 km deep · 85 km away
  18. 2.02 km NE of San Ramon, California · 18298 days ago · 7 km deep · 34 km away
  19. 1.71 km NNE of San Ramon, California · 18299 days ago · 7 km deep · 34 km away
  20. 2.01 km NNE of San Ramon, California · 18299 days ago · 8 km deep · 34 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1031285. Read Sat, Oct 3, 2026, 4:40 AM UTC.