California earthquakes

M1.7 earthquake 15 km NNW of Big Sur, California

A magnitude 1.7 earthquake struck 15 km NNW of Big Sur, California on Sat, Feb 23, 1985, 12:36 AM PST (08:36 UTC), 2 km (2 mi) below the surface.

A larger quake followed: M3.5 14 km SW of Carmel Valley Village, California. This one was a foreshock.

Big Sur 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
1.7 (md), micro
Local time
UTC
1985-02-23 08:36:30 UTC
Depth
2.4 km (1.5 mi), shallow
Epicenter
36.394° N, 121.878° 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 1.1 km horizontally, 4.8 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
230°, poorly surrounded by stations
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 126 in the 60 days after this one and 53 in the 30 days before it.

After

  1. 3.514 km SW of Carmel Valley Village, California · 15185 days ago · 8 km deep · 2 km away
  2. 1.77 km SW of Carmel Valley Village, California · 15185 days ago · 2 km deep · 9 km away
  3. 1.615 km NW of Big Sur, California · 15185 days ago · 11 km deep · 4 km away
  4. 2.08 km SSE of San Juan Bautista, California · 15184 days ago · 10 km deep · 54 km away
  5. 1.624 km NE of King City, California · 15184 days ago · 5 km deep · 81 km away
  6. 1.79 km E of San Martin, California · 15183 days ago · 8 km deep · 84 km away
  7. 2.224 km ENE of Greenfield, California · 15182 days ago · 5 km deep · 80 km away
  8. 2.324 km NE of Greenfield, California · 15181 days ago · 7 km deep · 74 km away
  9. 1.713 km N of Morgan Hill, California · 15181 days ago · 4 km deep · 97 km away
  10. 1.911 km N of Morgan Hill, California · 15179 days ago · 6 km deep · 95 km away
  11. 2.49 km ENE of Morgan Hill, California · 15178 days ago · 5 km deep · 90 km away
  12. 2.124 km ENE of Greenfield, California · 15177 days ago · 5 km deep · 80 km away
  13. 1.721 km NE of Soledad, California · 15177 days ago · 7 km deep · 67 km away
  14. 2.716 km N of Morgan Hill, California · 15175 days ago · 5 km deep · 100 km away
  15. 1.69 km NNE of Morgan Hill, California · 15174 days ago · 3 km deep · 93 km away
  16. 1.58 km NE of San Martin, California · 15174 days ago · 7 km deep · 88 km away
  17. 1.824 km ENE of Greenfield, California · 15172 days ago · 5 km deep · 78 km away
  18. 2.513 km NNW of Big Sur, California · 15172 days ago · 0 km deep · 2 km away
  19. 1.924 km NE of Greenfield, California · 15171 days ago · 5 km deep · 75 km away
  20. 1.522 km ENE of Soledad, California · 15171 days ago · 5 km deep · 71 km away
  21. 1.518 km ESE of Tres Pinos, California · 15171 days ago · 5 km deep · 78 km away
  22. 2.424 km ENE of Soledad, California · 15170 days ago · 2 km deep · 73 km away
  23. 2.821 km NE of Soledad, California · 15169 days ago · 8 km deep · 68 km away
  24. 1.66 km WSW of Gilroy, California · 15168 days ago · 5 km deep · 69 km away
  25. 1.99 km E of San Martin, California · 15168 days ago · 8 km deep · 84 km away
  26. 1.77 km NNW of Day Valley, California · 15168 days ago · 16 km deep · 78 km away
  27. 1.922 km NNE of Soledad, California · 15168 days ago · 2 km deep · 65 km away
  28. 1.535 km NE of King City, California · 15167 days ago · 15 km deep · 92 km away
  29. 2.214 km N of Morgan Hill, California · 15167 days ago · 3 km deep · 99 km away
  30. 1.824 km NE of Greenfield, California · 15167 days ago · 5 km deep · 75 km away
  31. 2.113 km N of Morgan Hill, California · 15167 days ago · 4 km deep · 98 km away
  32. 2.04 km E of Day Valley, California · 15167 days ago · 10 km deep · 72 km away
  33. 2.114 km E of Seven Trees, California · 15167 days ago · 7 km deep · 99 km away
  34. 1.63 km WSW of Campbell, California · 15166 days ago · 5 km deep · 99 km away
  35. 1.721 km NE of Soledad, California · 15166 days ago · 7 km deep · 69 km away
  36. 2.4Central California · 15165 days ago · 8 km deep · 55 km away
  37. 1.724 km NE of Greenfield, California · 15164 days ago · 7 km deep · 76 km away
  38. 2.57 km ENE of Morgan Hill, California · 15163 days ago · 4 km deep · 89 km away
  39. 2.68 km NE of Gilroy, California · 15162 days ago · 4 km deep · 81 km away
  40. 1.521 km NE of Soledad, California · 15162 days ago · 5 km deep · 69 km away
  41. 2.430 km ENE of Soledad, California · 15162 days ago · 7 km deep · 78 km away
  42. 1.55 km SSW of Ridgemark, California · 15162 days ago · 9 km deep · 61 km away
  43. 1.921 km NE of Soledad, California · 15162 days ago · 7 km deep · 69 km away
  44. 1.522 km NE of Soledad, California · 15162 days ago · 8 km deep · 69 km away
  45. 2.224 km NE of Greenfield, California · 15161 days ago · 2 km deep · 75 km away
  46. 1.614 km N of Morgan Hill, California · 15161 days ago · 6 km deep · 99 km away
  47. 2.84 km E of San Juan Bautista, California · 15160 days ago · 8 km deep · 62 km away
  48. 3.014 km N of Morgan Hill, California · 15159 days ago · 6 km deep · 98 km away
  49. 1.815 km N of Morgan Hill, California · 15159 days ago · 6 km deep · 99 km away
  50. 2.423 km NE of King City, California · 15159 days ago · 7 km deep · 82 km away
  51. 1.619 km SSE of Tres Pinos, California · 15159 days ago · 5 km deep · 67 km away
  52. 1.716 km SSE of Pescadero, California · 15159 days ago · 8 km deep · 90 km away
  53. 1.722 km NE of Soledad, California · 15159 days ago · 7 km deep · 69 km away
  54. 1.67 km ENE of Gilroy, California · 15158 days ago · 6 km deep · 79 km away
  55. 1.612 km N of Morgan Hill, California · 15158 days ago · 7 km deep · 97 km away
  56. 2.219 km SSE of Tres Pinos, California · 15157 days ago · 5 km deep · 66 km away
  57. 2.723 km ENE of Soledad, California · 15157 days ago · 4 km deep · 72 km away
  58. 3.027 km E of Tres Pinos, California · 15157 days ago · 5 km deep · 87 km away
  59. 1.99 km NNW of Hollister, California · 15156 days ago · 2 km deep · 72 km away
  60. 1.79 km ENE of Morgan Hill, California · 15156 days ago · 5 km deep · 90 km away

The first 60 of 126.

Before

  1. 1.64 km S of Greenfield, California · 15186 days ago · 2 km deep · 58 km away
  2. 1.636 km NE of San Lucas, California · 15188 days ago · 10 km deep · 98 km away
  3. 1.517 km SW of Soledad, California · 15188 days ago · 7 km deep · 37 km away
  4. 1.77 km E of Gilroy, California · 15188 days ago · 5 km deep · 77 km away
  5. 1.99 km SSW of Tres Pinos, California · 15189 days ago · 3 km deep · 58 km away
  6. 1.78 km E of Gilroy, California · 15189 days ago · 5 km deep · 77 km away
  7. 1.624 km ENE of Greenfield, California · 15191 days ago · 4 km deep · 77 km away
  8. 1.816 km E of Seven Trees, California · 15191 days ago · 4 km deep · 100 km away
  9. 1.89 km NNE of Hollister, California · 15192 days ago · 7 km deep · 76 km away
  10. 1.641 km W of Lockwood, California · 15193 days ago · 8 km deep · 59 km away
  11. 1.622 km NE of San Lucas, California · 15193 days ago · 6 km deep · 91 km away
  12. 2.05 km ESE of Lexington Hills, California · 15193 days ago · 13 km deep · 84 km away
  13. 1.88 km ENE of Morgan Hill, California · 15194 days ago · 2 km deep · 89 km away
  14. 1.824 km ENE of Soledad, California · 15194 days ago · 8 km deep · 73 km away
  15. 1.718 km SSE of Tres Pinos, California · 15194 days ago · 6 km deep · 63 km away
  16. 1.816 km N of Morgan Hill, California · 15194 days ago · 4 km deep · 100 km away
  17. 1.822 km NNE of Soledad, California · 15194 days ago · 2 km deep · 65 km away
  18. 2.114 km N of Morgan Hill, California · 15195 days ago · 3 km deep · 99 km away
  19. 1.88 km WSW of San Ardo, California · 15195 days ago · 7 km deep · 91 km away
  20. 1.625 km ENE of Soledad, California · 15195 days ago · 1 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc42130. Read Tue, Sep 22, 2026, 10:46 AM UTC.