California earthquakes

M1.5 earthquake 16 km E of Seven Trees, California

A magnitude 1.5 earthquake struck 16 km E of Seven Trees, California on Sun, Dec 2, 1984, 6:54 AM PST (14:54 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.3 2 km WSW of Antioch, 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
1.5 (md), micro
Local time
UTC
1984-12-02 14:54:09 UTC
Depth
5.7 km (3.5 mi), shallow
Epicenter
37.290° N, 121.654° 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, 0.5 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
54°
Stations used
39

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 123 in the 60 days after this one and 35 in the 30 days before it.

After

  1. 2.32 km WSW of Antioch, California · 15269 days ago · 6 km deep · 80 km away
  2. 2.34 km SSE of San Juan Bautista, California · 15268 days ago · 4 km deep · 55 km away
  3. 1.94 km SSE of San Juan Bautista, California · 15267 days ago · 4 km deep · 55 km away
  4. 1.71 km E of Alamo, California · 15267 days ago · 7 km deep · 70 km away
  5. 1.97 km ESE of Livermore, California · 15267 days ago · 4 km deep · 40 km away
  6. 3.02 km ENE of San Leandro, California · 15267 days ago · 4 km deep · 64 km away
  7. 1.93 km S of Pittsburg, California · 15265 days ago · 17 km deep · 81 km away
  8. 2.86 km E of East Foothills, California · 15264 days ago · 6 km deep · 13 km away
  9. 1.77 km SE of Livermore, California · 15263 days ago · 4 km deep · 40 km away
  10. 1.89 km S of Tres Pinos, California · 15263 days ago · 4 km deep · 71 km away
  11. 2.17 km E of East Foothills, California · 15262 days ago · 7 km deep · 13 km away
  12. 1.67 km E of East Foothills, California · 15262 days ago · 7 km deep · 12 km away
  13. 2.421 km NNE of Soledad, California · 15261 days ago · 7 km deep · 87 km away
  14. 2.210 km NNW of Hollister, California · 15261 days ago · 6 km deep · 43 km away
  15. 1.85 km ENE of San Martin, California · 15261 days ago · 3 km deep · 22 km away
  16. 1.921 km NE of Soledad, California · 15261 days ago · 7 km deep · 89 km away
  17. 1.88 km ESE of Bethel Island, California · 15259 days ago · 5 km deep · 77 km away
  18. 2.78 km ESE of Gilroy, California · 15259 days ago · 5 km deep · 37 km away
  19. 2.221 km NE of Soledad, California · 15258 days ago · 3 km deep · 92 km away
  20. 1.621 km NE of Soledad, California · 15258 days ago · 8 km deep · 92 km away
  21. 1.6Northern California · 15257 days ago · 6 km deep · 1 km away
  22. 1.911 km NNE of Morgan Hill, California · 15255 days ago · 7 km deep · 7 km away
  23. 1.631 km E of Tres Pinos, California · 15254 days ago · 2 km deep · 86 km away
  24. 1.82 km SSW of Broadmoor, California · 15254 days ago · 9 km deep · 85 km away
  25. 1.920 km ENE of Soledad, California · 15253 days ago · 4 km deep · 100 km away
  26. 2.111 km S of Tres Pinos, California · 15253 days ago · 8 km deep · 73 km away
  27. 2.37 km E of East Foothills, California · 15253 days ago · 9 km deep · 13 km away
  28. 1.911 km SW of Carmel Valley Village, California · 15253 days ago · 9 km deep · 98 km away
  29. 2.410 km ESE of East Foothills, California · 15252 days ago · 7 km deep · 8 km away
  30. 1.76 km NE of Interlaken, California · 15252 days ago · 10 km deep · 33 km away
  31. 1.925 km SE of Tres Pinos, California · 15252 days ago · 9 km deep · 87 km away
  32. 1.625 km SE of Tres Pinos, California · 15252 days ago · 8 km deep · 87 km away
  33. 1.90.7 km ESE of Hollister, CA · 15252 days ago · 5 km deep · 54 km away
  34. 1.512 km ESE of East Foothills, California · 15252 days ago · 6 km deep · 6 km away
  35. 1.523 km E of Tres Pinos, California · 15251 days ago · 4 km deep · 76 km away
  36. 1.78 km NE of San Martin, California · 15251 days ago · 3 km deep · 18 km away
  37. 1.610 km NNE of Morgan Hill, California · 15251 days ago · 4 km deep · 8 km away
  38. 3.022 km ENE of Soledad, California · 15250 days ago · 6 km deep · 97 km away
  39. 1.712 km E of Seven Trees, California · 15250 days ago · 3 km deep · 3 km away
  40. 1.717 km NNE of Morgan Hill, California · 15250 days ago · 3 km deep · 5 km away
  41. 1.73 km NE of Monte Sereno, California · 15250 days ago · 7 km deep · 28 km away
  42. 1.614 km E of Seven Trees, California · 15250 days ago · 3 km deep · 2 km away
  43. 2.38 km N of East Foothills, California · 15249 days ago · 7 km deep · 23 km away
  44. 1.916 km E of Seven Trees, California · 15249 days ago · 5 km deep · 1 km away
  45. 3.021 km NNE of Soledad, California · 15249 days ago · 9 km deep · 87 km away
  46. 2.021 km NNE of Soledad, California · 15249 days ago · 8 km deep · 88 km away
  47. 1.713 km ESE of East Foothills, California · 15248 days ago · 7 km deep · 5 km away
  48. 1.616 km E of Seven Trees, California · 15248 days ago · 5 km deep · 1 km away
  49. 2.315 km N of Morgan Hill, California · 15247 days ago · 2 km deep · 3 km away
  50. 1.612 km ESE of East Foothills, California · 15247 days ago · 2 km deep · 7 km away
  51. 1.613 km N of Morgan Hill, California · 15246 days ago · 3 km deep · 5 km away
  52. 2.28 km ESE of East Foothills, California · 15246 days ago · 8 km deep · 10 km away
  53. 2.23 km N of Hollister, California · 15246 days ago · 9 km deep · 50 km away
  54. 1.811 km SE of Livermore, California · 15245 days ago · 5 km deep · 34 km away
  55. 2.412 km ESE of East Foothills, California · 15245 days ago · 3 km deep · 8 km away
  56. 1.92 km SW of San Juan Bautista, California · 15245 days ago · 6 km deep · 52 km away
  57. 1.714 km N of Morgan Hill, California · 15245 days ago · 5 km deep · 4 km away
  58. 2.26 km NE of Interlaken, California · 15244 days ago · 10 km deep · 33 km away
  59. 3.812 km ESE of East Foothills, California · 15244 days ago · 7 km deep · 5 km away
  60. 2.3Northern California · 15244 days ago · 6 km deep · 6 km away

The first 60 of 123.

Before

  1. 1.816 km E of Seven Trees, California · 15269 days ago · 5 km deep · 0 km away
  2. 1.716 km E of Seven Trees, California · 15269 days ago · 6 km deep · 0 km away
  3. 3.316 km E of Seven Trees, California · 15269 days ago · 6 km deep · 0 km away
  4. 2.216 km E of Seven Trees, California · 15269 days ago · 6 km deep · 0 km away
  5. 1.816 km E of Seven Trees, California · 15270 days ago · 5 km deep · 0 km away
  6. 2.416 km WSW of Diablo Grande, California · 15270 days ago · 3 km deep · 19 km away
  7. 1.66 km WSW of Gilroy, California · 15270 days ago · 4 km deep · 34 km away
  8. 1.912 km ESE of East Foothills, California · 15270 days ago · 5 km deep · 5 km away
  9. 1.721 km NE of Soledad, CA · 15270 days ago · 6 km deep · 89 km away
  10. 1.815 km E of Seven Trees, California · 15271 days ago · 5 km deep · 1 km away
  11. 2.427 km E of Tres Pinos, California · 15271 days ago · 0 km deep · 82 km away
  12. 2.528 km E of Tres Pinos, California · 15271 days ago · 0 km deep · 80 km away
  13. 2.28 km ENE of Morgan Hill, California · 15271 days ago · 4 km deep · 15 km away
  14. 2.430 km NE of Soledad, California · 15272 days ago · 7 km deep · 96 km away
  15. 3.215 km E of Seven Trees, California · 15273 days ago · 6 km deep · 1 km away
  16. 1.615 km NNE of Morgan Hill, California · 15274 days ago · 1 km deep · 6 km away
  17. 1.56 km ENE of East Foothills, California · 15274 days ago · 6 km deep · 15 km away
  18. 2.120 km SSE of Tres Pinos, California · 15275 days ago · 5 km deep · 84 km away
  19. 2.215 km N of Morgan Hill, California · 15275 days ago · 6 km deep · 2 km away
  20. 2.19 km NE of San Martin, California · 15275 days ago · 6 km deep · 19 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc33029. Read Tue, Sep 22, 2026, 10:33 PM UTC.