California earthquakes

M1.8 earthquake Central California

A magnitude 1.8 earthquake struck in Central California on Sun, Feb 10, 1985, 11:34 PM PST (07:34 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.1 14 km N of Morgan Hill, California. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.8 (md), micro
Local time
UTC
1985-02-11 07:34:19 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
36.880° N, 121.415° 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, 0.4 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
33°
Stations used
50

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 157 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.114 km N of Morgan Hill, California · 15195 days ago · 3 km deep · 48 km away
  2. 1.822 km NNE of Soledad, California · 15195 days ago · 2 km deep · 37 km away
  3. 1.816 km N of Morgan Hill, California · 15194 days ago · 4 km deep · 49 km away
  4. 1.718 km SSE of Tres Pinos, California · 15194 days ago · 6 km deep · 31 km away
  5. 1.824 km ENE of Soledad, California · 15194 days ago · 8 km deep · 49 km away
  6. 1.88 km ENE of Morgan Hill, California · 15194 days ago · 2 km deep · 33 km away
  7. 2.05 km ESE of Lexington Hills, California · 15194 days ago · 13 km deep · 54 km away
  8. 1.622 km NE of San Lucas, California · 15193 days ago · 6 km deep · 81 km away
  9. 1.89 km NNE of Hollister, California · 15192 days ago · 7 km deep · 8 km away
  10. 1.816 km E of Seven Trees, California · 15191 days ago · 4 km deep · 49 km away
  11. 1.624 km ENE of Greenfield, California · 15191 days ago · 4 km deep · 60 km away
  12. 2.231 km WSW of Three Rocks, California · 15191 days ago · 10 km deep · 85 km away
  13. 1.72 km SE of Loyola, California · 15190 days ago · 6 km deep · 78 km away
  14. 1.78 km E of Gilroy, California · 15190 days ago · 5 km deep · 15 km away
  15. 1.99 km SSW of Tres Pinos, California · 15189 days ago · 3 km deep · 19 km away
  16. 1.99 km ESE of East Foothills, California · 15188 days ago · 7 km deep · 59 km away
  17. 1.77 km E of Gilroy, California · 15188 days ago · 5 km deep · 15 km away
  18. 1.517 km SW of Soledad, California · 15188 days ago · 7 km deep · 62 km away
  19. 1.636 km NE of San Lucas, California · 15188 days ago · 10 km deep · 78 km away
  20. 1.64 km S of Greenfield, California · 15187 days ago · 2 km deep · 69 km away
  21. 1.715 km NNW of Big Sur, California · 15187 days ago · 2 km deep · 68 km away
  22. 3.011 km ESE of East Foothills, California · 15186 days ago · 8 km deep · 57 km away
  23. 1.911 km ESE of East Foothills, California · 15186 days ago · 7 km deep · 57 km away
  24. 1.814 km NE of East Foothills, California · 15186 days ago · 7 km deep · 73 km away
  25. 2.316 km E of Seven Trees, California · 15186 days ago · 10 km deep · 50 km away
  26. 2.216 km E of Seven Trees, California · 15186 days ago · 8 km deep · 50 km away
  27. 1.918 km ENE of East Foothills, California · 15185 days ago · 5 km deep · 62 km away
  28. 3.514 km SW of Carmel Valley Village, California · 15185 days ago · 8 km deep · 66 km away
  29. 1.77 km SW of Carmel Valley Village, California · 15185 days ago · 2 km deep · 59 km away
  30. 1.615 km NW of Big Sur, California · 15185 days ago · 11 km deep · 72 km away
  31. 1.88 km NNE of East Foothills, California · 15185 days ago · 7 km deep · 72 km away
  32. 2.08 km SSE of San Juan Bautista, California · 15185 days ago · 10 km deep · 14 km away
  33. 1.624 km NE of King City, California · 15184 days ago · 5 km deep · 67 km away
  34. 1.79 km E of San Martin, California · 15183 days ago · 8 km deep · 25 km away
  35. 2.224 km ENE of Greenfield, California · 15183 days ago · 5 km deep · 65 km away
  36. 1.79 km ESE of East Foothills, California · 15183 days ago · 8 km deep · 60 km away
  37. 2.324 km NE of Greenfield, California · 15181 days ago · 7 km deep · 55 km away
  38. 1.713 km N of Morgan Hill, California · 15181 days ago · 4 km deep · 45 km away
  39. 1.815 km E of Seven Trees, California · 15180 days ago · 3 km deep · 51 km away
  40. 2.014 km E of Seven Trees, California · 15180 days ago · 3 km deep · 51 km away
  41. 2.115 km E of Seven Trees, California · 15180 days ago · 3 km deep · 51 km away
  42. 1.911 km N of Morgan Hill, California · 15179 days ago · 6 km deep · 45 km away
  43. 1.512 km ESE of East Foothills, California · 15179 days ago · 6 km deep · 55 km away
  44. 2.49 km ENE of Morgan Hill, California · 15179 days ago · 5 km deep · 34 km away
  45. 2.124 km ENE of Greenfield, California · 15177 days ago · 5 km deep · 65 km away
  46. 1.721 km NE of Soledad, California · 15177 days ago · 7 km deep · 41 km away
  47. 2.716 km N of Morgan Hill, California · 15176 days ago · 5 km deep · 49 km away
  48. 1.715 km E of Seven Trees, California · 15175 days ago · 2 km deep · 50 km away
  49. 1.69 km NNE of Morgan Hill, California · 15174 days ago · 3 km deep · 40 km away
  50. 1.58 km NE of San Martin, California · 15174 days ago · 7 km deep · 31 km away
  51. 1.813 km ESE of East Foothills, California · 15174 days ago · 7 km deep · 55 km away
  52. 1.824 km ENE of Greenfield, California · 15173 days ago · 5 km deep · 61 km away
  53. 3.022 km NE of San Ardo, California · 15172 days ago · 9 km deep · 100 km away
  54. 2.923 km NE of San Ardo, California · 15172 days ago · 9 km deep · 100 km away
  55. 2.513 km NNW of Big Sur, California · 15172 days ago · 0 km deep · 67 km away
  56. 1.924 km NE of Greenfield, California · 15172 days ago · 5 km deep · 56 km away
  57. 1.522 km ENE of Soledad, California · 15172 days ago · 5 km deep · 50 km away
  58. 1.518 km ESE of Tres Pinos, California · 15171 days ago · 5 km deep · 31 km away
  59. 2.424 km ENE of Soledad, California · 15171 days ago · 2 km deep · 52 km away
  60. 3.315 km E of Seven Trees, California · 15170 days ago · 6 km deep · 51 km away

The first 60 of 157.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc40637. Read Tue, Sep 22, 2026, 9:25 PM UTC.