California earthquakes

M1.6 earthquake 14 km E of Seven Trees, California

A magnitude 1.6 earthquake struck 14 km E of Seven Trees, California on Wed, Aug 28, 1985, 1:35 PM PDT (20:35 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.5 16 km NE of East Foothills, 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
1.6 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1985-08-28 20:35:10 UTC
Depth
3.1 km (2.0 mi), shallow
Epicenter
37.289° N, 121.670° 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
±0.10
Depth from
From location
Station coverage gap
51°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 111 in the 60 days after this one and 69 in the 30 days before it.

After

  1. 2.29 km E of Sunol, California · 15007 days ago · 15 km deep · 35 km away
  2. 1.77 km ENE of Interlaken, California · 15007 days ago · 3 km deep · 34 km away
  3. 2.515 km E of Seven Trees, California · 15007 days ago · 6 km deep · 1 km away
  4. 1.911 km ESE of East Foothills, California · 15007 days ago · 7 km deep · 6 km away
  5. 1.611 km ESE of East Foothills, California · 15007 days ago · 7 km deep · 6 km away
  6. 1.93 km ENE of San Leandro, California · 15006 days ago · 6 km deep · 64 km away
  7. 1.622 km NE of Soledad, California · 15005 days ago · 5 km deep · 92 km away
  8. 2.010 km NNW of Hollister, California · 15004 days ago · 0 km deep · 44 km away
  9. 2.08 km ENE of Gilroy, California · 15003 days ago · 8 km deep · 32 km away
  10. 1.62 km SSE of Concord, California · 15002 days ago · 11 km deep · 80 km away
  11. 3.14 km NE of San Leandro, California · 15002 days ago · 11 km deep · 65 km away
  12. 2.04 km NE of San Leandro, California · 15002 days ago · 10 km deep · 65 km away
  13. 2.122 km SW of Volta, California · 15001 days ago · 1 km deep · 60 km away
  14. 1.64 km NE of San Leandro, California · 15001 days ago · 10 km deep · 65 km away
  15. 1.910 km ESE of East Foothills, California · 15001 days ago · 7 km deep · 7 km away
  16. 1.915 km N of Morgan Hill, California · 15000 days ago · 6 km deep · 3 km away
  17. 2.324 km NE of Soledad, California · 14999 days ago · 8 km deep · 94 km away
  18. 1.64 km NE of San Leandro, California · 14999 days ago · 11 km deep · 64 km away
  19. 3.07 km E of East Foothills, California · 14998 days ago · 7 km deep · 10 km away
  20. 2.67 km ESE of East Foothills, California · 14998 days ago · 7 km deep · 10 km away
  21. 2.87 km ESE of East Foothills, California · 14998 days ago · 7 km deep · 10 km away
  22. 2.27 km S of Sunol, California · 14998 days ago · 6 km deep · 34 km away
  23. 2.37 km S of Sunol, California · 14998 days ago · 7 km deep · 33 km away
  24. 1.86 km ENE of Hollister, California · 14998 days ago · 8 km deep · 54 km away
  25. 1.513 km SSE of Livermore, California · 14998 days ago · 6 km deep · 32 km away
  26. 1.89 km ESE of Seven Trees, California · 14997 days ago · 5 km deep · 9 km away
  27. 3.29 km NNW of Hollister, California · 14996 days ago · 3 km deep · 45 km away
  28. 1.626 km SSW of Tracy, California · 14996 days ago · 0 km deep · 28 km away
  29. 2.67 km WNW of Broadmoor, California · 14995 days ago · 8 km deep · 91 km away
  30. 2.923 km ENE of Soledad, California · 14995 days ago · 2 km deep · 100 km away
  31. 2.523 km ENE of Soledad, California · 14995 days ago · 2 km deep · 100 km away
  32. 2.09 km NE of Gilroy, California · 14995 days ago · 8 km deep · 31 km away
  33. 1.82 km WSW of Taft Mosswood, California · 14994 days ago · 15 km deep · 76 km away
  34. 1.718 km SE of Tres Pinos, California · 14993 days ago · 9 km deep · 82 km away
  35. 2.218 km SE of Tres Pinos, California · 14993 days ago · 10 km deep · 82 km away
  36. 1.7Northern California · 14993 days ago · 7 km deep · 30 km away
  37. 1.9Northern California · 14993 days ago · 4 km deep · 23 km away
  38. 2.213 km N of Morgan Hill, California · 14993 days ago · 5 km deep · 5 km away
  39. 1.79 km NE of Gilroy, California · 14991 days ago · 8 km deep · 31 km away
  40. 2.08 km S of Davenport, California · 14990 days ago · 5 km deep · 61 km away
  41. 1.69 km NNW of Hollister, California · 14987 days ago · 5 km deep · 45 km away
  42. 1.69 km NNE of Morgan Hill, California · 14986 days ago · 4 km deep · 11 km away
  43. 1.620 km SSW of Pescadero, California · 14986 days ago · 2 km deep · 77 km away
  44. 1.59 km NNE of San Juan Bautista, California · 14985 days ago · 4 km deep · 45 km away
  45. 2.58 km NE of San Martin, California · 14985 days ago · 7 km deep · 22 km away
  46. 1.9Northern California · 14985 days ago · 3 km deep · 30 km away
  47. 1.65 km SSE of San Juan Bautista, California · 14984 days ago · 7 km deep · 56 km away
  48. 1.611 km SW of Brentwood, California · 14984 days ago · 11 km deep · 63 km away
  49. 1.56 km ENE of Hollister, California · 14983 days ago · 7 km deep · 54 km away
  50. 1.516 km NE of East Foothills, California · 14982 days ago · 8 km deep · 22 km away
  51. 3.516 km NE of East Foothills, California · 14982 days ago · 9 km deep · 22 km away
  52. 2.5Northern California · 14982 days ago · 8 km deep · 22 km away
  53. 1.611 km SW of Brentwood, California · 14982 days ago · 15 km deep · 62 km away
  54. 1.816 km NE of East Foothills, California · 14981 days ago · 8 km deep · 22 km away
  55. 1.82 km E of North Gate, California · 14981 days ago · 12 km deep · 74 km away
  56. 1.810 km ENE of Blackhawk, California · 14980 days ago · 11 km deep · 62 km away
  57. 2.310 km N of Hollister, California · 14980 days ago · 9 km deep · 44 km away
  58. 1.723 km ENE of Soledad, California · 14980 days ago · 8 km deep · 98 km away
  59. 1.62 km E of Rodeo, California · 14978 days ago · 4 km deep · 97 km away
  60. 1.916 km E of Seven Trees, California · 14978 days ago · 6 km deep · 2 km away

The first 60 of 111.

Before

  1. 2.312 km ESE of East Foothills, California · 15008 days ago · 8 km deep · 4 km away
  2. 2.212 km ESE of East Foothills, California · 15008 days ago · 6 km deep · 4 km away
  3. 1.98 km NW of Broadmoor, California · 15009 days ago · 6 km deep · 92 km away
  4. 1.617 km SSE of Tres Pinos, California · 15010 days ago · 6 km deep · 81 km away
  5. 1.621 km NE of Soledad, California · 15010 days ago · 2 km deep · 90 km away
  6. 1.64 km SSE of North Gate, California · 15011 days ago · 7 km deep · 70 km away
  7. 2.222 km NE of Soledad, California · 15011 days ago · 2 km deep · 96 km away
  8. 2.55 km SW of Gilroy, California · 15012 days ago · 4 km deep · 36 km away
  9. 2.414 km E of Seven Trees, California · 15013 days ago · 3 km deep · 1 km away
  10. 1.611 km ESE of East Foothills, California · 15013 days ago · 7 km deep · 6 km away
  11. 2.410 km ESE of Gilroy, California · 15013 days ago · 4 km deep · 41 km away
  12. 2.62 km W of San Juan Bautista, California · 15013 days ago · 4 km deep · 51 km away
  13. 3.22 km W of San Juan Bautista, California · 15013 days ago · 5 km deep · 50 km away
  14. 1.89 km NNW of Hollister, California · 15014 days ago · 0 km deep · 44 km away
  15. 2.09 km SW of Tres Pinos, California · 15014 days ago · 6 km deep · 68 km away
  16. 1.68 km SW of Tres Pinos, California · 15014 days ago · 6 km deep · 67 km away
  17. 1.59 km E of San Martin, California · 15016 days ago · 8 km deep · 27 km away
  18. 2.923 km SW of Pescadero, California · 15016 days ago · 0 km deep · 80 km away
  19. 2.321 km NE of Soledad, California · 15016 days ago · 5 km deep · 95 km away
  20. 2.421 km NE of Soledad, California · 15016 days ago · 4 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc54084. Read Thu, Oct 1, 2026, 3:51 AM UTC.