California earthquakes

M2.1 earthquake 14 km E of Seven Trees, California

A magnitude 2.1 earthquake struck 14 km E of Seven Trees, California on Wed, Mar 17, 1982, 6:17 AM PST (14:17 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M2.6 8 km ENE of Morgan Hill, California. This one was a foreshock.

Seven Trees 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
1982-03-17 14:17:04 UTC
Depth
2.0 km (1.3 mi), shallow
Epicenter
37.288° N, 121.673° 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
±0.21
Depth from
From location
Station coverage gap
36°
Stations used
52

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 162 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 1.99 km NE of Gilroy, California · 16260 days ago · 9 km deep · 30 km away
  2. 2.68 km ENE of Morgan Hill, California · 16260 days ago · 3 km deep · 17 km away
  3. 1.914 km SSE of Tres Pinos, California · 16259 days ago · 4 km deep · 78 km away
  4. 1.74 km NE of Interlaken, California · 16258 days ago · 6 km deep · 35 km away
  5. 1.85 km SW of Gilroy, California · 16258 days ago · 8 km deep · 35 km away
  6. 1.611 km N of Morgan Hill, California · 16257 days ago · 7 km deep · 7 km away
  7. 2.34 km NE of Hollister, California · 16257 days ago · 7 km deep · 53 km away
  8. 2.020 km NNE of Morgan Hill, California · 16256 days ago · 7 km deep · 7 km away
  9. 1.85 km SSE of San Juan Bautista, California · 16256 days ago · 6 km deep · 56 km away
  10. 1.70 km ENE of San Ramon, California · 16255 days ago · 1 km deep · 61 km away
  11. 1.52 km E of San Ramon, California · 16255 days ago · 8 km deep · 60 km away
  12. 2.02 km E of San Ramon, California · 16255 days ago · 6 km deep · 60 km away
  13. 1.92 km E of San Ramon, California · 16255 days ago · 6 km deep · 60 km away
  14. 1.61 km E of San Ramon, California · 16255 days ago · 7 km deep · 60 km away
  15. 1.63 km SSE of Portola Valley, California · 16255 days ago · 10 km deep · 48 km away
  16. 1.61 km E of San Ramon, California · 16255 days ago · 7 km deep · 60 km away
  17. 2.61 km E of San Ramon, California · 16255 days ago · 7 km deep · 60 km away
  18. 2.117 km NE of East Foothills, California · 16255 days ago · 7 km deep · 24 km away
  19. 1.61 km E of San Ramon, California · 16254 days ago · 7 km deep · 60 km away
  20. 2.11 km E of San Ramon, California · 16254 days ago · 5 km deep · 60 km away
  21. 2.11 km E of San Ramon, California · 16254 days ago · 7 km deep · 60 km away
  22. 1.92 km E of San Ramon, California · 16254 days ago · 8 km deep · 60 km away
  23. 2.03 km SW of San Juan Bautista, California · 16254 days ago · 9 km deep · 52 km away
  24. 3.021 km NE of Soledad, California · 16254 days ago · 2 km deep · 93 km away
  25. 1.62 km E of San Ramon, California · 16252 days ago · 7 km deep · 60 km away
  26. 2.54 km NE of Interlaken, California · 16252 days ago · 7 km deep · 34 km away
  27. 2.64 km NE of Interlaken, California · 16252 days ago · 7 km deep · 34 km away
  28. 3.03 km ESE of Piedmont, California · 16251 days ago · 5 km deep · 74 km away
  29. 1.94 km E of Piedmont, California · 16251 days ago · 4 km deep · 74 km away
  30. 2.021 km NE of Soledad, California · 16251 days ago · 6 km deep · 94 km away
  31. 2.75 km N of Morgan Hill, California · 16251 days ago · 6 km deep · 12 km away
  32. 2.73 km ESE of Piedmont, California · 16251 days ago · 4 km deep · 75 km away
  33. 2.73 km ESE of Piedmont, California · 16251 days ago · 5 km deep · 75 km away
  34. 1.92 km ESE of Piedmont, California · 16251 days ago · 3 km deep · 75 km away
  35. 1.73 km ESE of Piedmont, California · 16251 days ago · 4 km deep · 75 km away
  36. 1.53 km ESE of Piedmont, California · 16251 days ago · 4 km deep · 74 km away
  37. 2.99 km NNE of San Juan Bautista, California · 16251 days ago · 4 km deep · 43 km away
  38. 1.92 km ESE of Piedmont, California · 16251 days ago · 6 km deep · 75 km away
  39. 1.64 km ENE of Hollister, California · 16250 days ago · 2 km deep · 55 km away
  40. 1.99 km NNE of San Juan Bautista, California · 16250 days ago · 3 km deep · 42 km away
  41. 2.22 km E of San Ramon, California · 16250 days ago · 7 km deep · 60 km away
  42. 3.13 km ESE of Piedmont, California · 16249 days ago · 4 km deep · 74 km away
  43. 1.711 km NNE of Tres Pinos, California · 16249 days ago · 7 km deep · 58 km away
  44. 2.33 km ESE of Piedmont, California · 16249 days ago · 4 km deep · 74 km away
  45. 1.619 km SSE of Tres Pinos, California · 16248 days ago · 7 km deep · 83 km away
  46. 3.111 km E of Blackhawk, California · 16248 days ago · 17 km deep · 62 km away
  47. 3.111 km SW of Brentwood, California · 16248 days ago · 18 km deep · 63 km away
  48. 2.011 km ENE of Blackhawk, California · 16248 days ago · 18 km deep · 63 km away
  49. 2.12 km NE of Piedmont, California · 16248 days ago · 11 km deep · 77 km away
  50. 1.611 km SW of Brentwood, California · 16247 days ago · 19 km deep · 63 km away
  51. 2.03 km E of Discovery Bay, California · 16247 days ago · 3 km deep · 69 km away
  52. 2.39 km ESE of East Foothills, California · 16246 days ago · 7 km deep · 8 km away
  53. 1.79 km SW of Ridgemark, California · 16246 days ago · 7 km deep · 64 km away
  54. 2.42 km ESE of Piedmont, California · 16245 days ago · 4 km deep · 75 km away
  55. 2.522 km NNE of Soledad, California · 16245 days ago · 5 km deep · 87 km away
  56. 1.922 km SSE of Tres Pinos, California · 16245 days ago · 5 km deep · 86 km away
  57. 1.96 km WSW of Gilroy, California · 16245 days ago · 6 km deep · 34 km away
  58. 1.66 km E of East Foothills, California · 16245 days ago · 5 km deep · 11 km away
  59. 1.910 km ESE of Gilroy, California · 16244 days ago · 2 km deep · 40 km away
  60. 1.69 km N of Hollister, California · 16244 days ago · 8 km deep · 46 km away

The first 60 of 162.

Before

  1. 1.98 km ENE of Milpitas, California · 16260 days ago · 6 km deep · 24 km away
  2. 1.58 km NE of San Martin, California · 16262 days ago · 7 km deep · 21 km away
  3. 1.57 km NE of Milpitas, California · 16263 days ago · 39 km deep · 25 km away
  4. 2.2Northern California · 16263 days ago · 9 km deep · 82 km away
  5. 1.928 km ENE of Soledad, California · 16263 days ago · 7 km deep · 99 km away
  6. 2.58 km ESE of East Foothills, California · 16263 days ago · 8 km deep · 9 km away
  7. 2.08 km ESE of East Foothills, California · 16263 days ago · 8 km deep · 9 km away
  8. 2.03 km WSW of San Juan Bautista, California · 16265 days ago · 7 km deep · 51 km away
  9. 2.98 km ENE of San Martin, California · 16265 days ago · 8 km deep · 24 km away
  10. 2.41 km E of Piedmont, California · 16265 days ago · 13 km deep · 76 km away
  11. 1.86 km NNW of Hollister, California · 16266 days ago · 4 km deep · 47 km away
  12. 2.23 km WSW of Cupertino, California · 16267 days ago · 4 km deep · 36 km away
  13. 1.614 km S of Tres Pinos, California · 16267 days ago · 8 km deep · 77 km away
  14. 1.82 km WNW of Fremont, California · 16267 days ago · 7 km deep · 42 km away
  15. 2.12 km SSW of Sunol, California · 16269 days ago · 11 km deep · 37 km away
  16. 1.66 km N of San Juan Bautista, California · 16269 days ago · 5 km deep · 44 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1072982. Read Tue, Sep 22, 2026, 10:26 PM UTC.