California earthquakes

M2.6 earthquake 6 km NE of Ridgemark, California

A magnitude 2.6 earthquake struck 6 km NE of Ridgemark, California on Sat, Mar 1, 1986, 10:56 AM PST (18:56 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M5.7 15 km NE of East Foothills, California. This one was a foreshock.

Ridgemark 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
2.6 (md), micro
Local time
UTC
1986-03-01 18:56:38 UTC
Depth
5.7 km (3.5 mi), shallow
Epicenter
36.850° N, 121.315° 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
±0.11
Depth from
From location
Station coverage gap
43°
Stations used
64

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 188 in the 60 days after this one and 190 in the 30 days before it.

After

  1. 1.76 km NE of Ridgemark, California · 14822 days ago · 6 km deep · 0 km away
  2. 1.63 km ESE of Tres Pinos, California · 14821 days ago · 8 km deep · 9 km away
  3. 1.63 km ESE of Tres Pinos, California · 14821 days ago · 8 km deep · 8 km away
  4. 1.73 km ESE of Tres Pinos, California · 14821 days ago · 8 km deep · 8 km away
  5. 2.36 km NE of Ridgemark, California · 14821 days ago · 6 km deep · 0 km away
  6. 1.717 km WNW of Three Rocks, California · 14820 days ago · 4 km deep · 74 km away
  7. 3.25 km NE of Tres Pinos, California · 14820 days ago · 8 km deep · 3 km away
  8. 1.61 km E of Tres Pinos, California · 14820 days ago · 8 km deep · 7 km away
  9. 2.24 km ESE of Tres Pinos, California · 14820 days ago · 9 km deep · 10 km away
  10. 1.923 km ENE of Soledad, California · 14819 days ago · 3 km deep · 44 km away
  11. 2.523 km ENE of Soledad, California · 14819 days ago · 3 km deep · 45 km away
  12. 1.58 km ENE of Morgan Hill, California · 14819 days ago · 4 km deep · 42 km away
  13. 1.55 km NNE of Tres Pinos, California · 14819 days ago · 6 km deep · 2 km away
  14. 2.94 km ESE of Tres Pinos, California · 14819 days ago · 9 km deep · 10 km away
  15. 2.34 km ESE of Tres Pinos, California · 14819 days ago · 8 km deep · 10 km away
  16. 1.64 km NE of Tres Pinos, California · 14819 days ago · 8 km deep · 5 km away
  17. 2.65 km SE of Tres Pinos, California · 14818 days ago · 9 km deep · 10 km away
  18. 1.622 km NE of Soledad, California · 14818 days ago · 0 km deep · 32 km away
  19. 2.122 km NE of Soledad, California · 14817 days ago · 3 km deep · 34 km away
  20. 1.622 km NNE of Soledad, California · 14817 days ago · 1 km deep · 29 km away
  21. 2.022 km NNE of Soledad, California · 14817 days ago · 2 km deep · 29 km away
  22. 2.75 km NNE of Tres Pinos, California · 14817 days ago · 7 km deep · 3 km away
  23. 2.121 km NNE of Soledad, California · 14817 days ago · 5 km deep · 31 km away
  24. 2.221 km NE of Soledad, California · 14817 days ago · 4 km deep · 31 km away
  25. 1.714 km E of Seven Trees, California · 14817 days ago · 1 km deep · 59 km away
  26. 2.123 km ENE of San Lucas, California · 14816 days ago · 9 km deep · 82 km away
  27. 2.17 km ENE of Gilroy, California · 14816 days ago · 6 km deep · 25 km away
  28. 2.35 km NE of Tres Pinos, California · 14816 days ago · 8 km deep · 5 km away
  29. 2.18 km ENE of San Martin, California · 14816 days ago · 6 km deep · 35 km away
  30. 1.65 km NNE of Tres Pinos, California · 14815 days ago · 6 km deep · 3 km away
  31. 1.614 km E of Seven Trees, California · 14815 days ago · 1 km deep · 58 km away
  32. 1.714 km E of Seven Trees, California · 14815 days ago · 3 km deep · 58 km away
  33. 1.523 km NE of San Ardo, California · 14815 days ago · 7 km deep · 90 km away
  34. 1.95 km NNE of Tres Pinos, California · 14815 days ago · 4 km deep · 2 km away
  35. 1.66 km NNE of Tres Pinos, California · 14815 days ago · 3 km deep · 2 km away
  36. 2.29 km S of Tres Pinos, California · 14814 days ago · 7 km deep · 16 km away
  37. 1.68 km ENE of Gilroy, California · 14814 days ago · 6 km deep · 25 km away
  38. 1.715 km N of Morgan Hill, California · 14814 days ago · 6 km deep · 56 km away
  39. 1.65 km NNE of Tres Pinos, California · 14814 days ago · 4 km deep · 3 km away
  40. 1.922 km NNE of Soledad, California · 14813 days ago · 5 km deep · 30 km away
  41. 1.623 km NE of San Lucas, California · 14813 days ago · 6 km deep · 73 km away
  42. 1.620 km SSE of Tres Pinos, California · 14813 days ago · 4 km deep · 27 km away
  43. 1.96 km WSW of Gilroy, California · 14812 days ago · 6 km deep · 32 km away
  44. 1.910 km SSW of Tres Pinos, California · 14812 days ago · 6 km deep · 17 km away
  45. 1.73 km N of East Foothills, California · 14812 days ago · 0 km deep · 77 km away
  46. 1.71 km S of Ridgemark, California · 14812 days ago · 4 km deep · 7 km away
  47. 1.61 km S of Ridgemark, California · 14812 days ago · 4 km deep · 7 km away
  48. 2.121 km NNE of Soledad, California · 14810 days ago · 8 km deep · 31 km away
  49. 1.69 km E of San Martin, California · 14810 days ago · 8 km deep · 31 km away
  50. 2.74 km SW of Tres Pinos, California · 14810 days ago · 9 km deep · 10 km away
  51. 2.021 km NE of Soledad, California · 14810 days ago · 7 km deep · 32 km away
  52. 1.65 km NNE of Tres Pinos, California · 14809 days ago · 6 km deep · 3 km away
  53. 2.0Central California · 14809 days ago · 11 km deep · 79 km away
  54. 1.76 km NE of Ridgemark, California · 14809 days ago · 5 km deep · 1 km away
  55. 1.723 km NE of San Lucas, California · 14809 days ago · 7 km deep · 77 km away
  56. 1.722 km SSW of Los Banos, California · 14809 days ago · 1 km deep · 30 km away
  57. 1.730 km ENE of Soledad, California · 14809 days ago · 8 km deep · 40 km away
  58. 2.015 km N of Morgan Hill, California · 14808 days ago · 2 km deep · 56 km away
  59. 1.86 km NE of Ridgemark, California · 14808 days ago · 7 km deep · 0 km away
  60. 1.8Central California · 14807 days ago · 7 km deep · 8 km away

The first 60 of 188.

Before

  1. 2.58 km SE of La Honda, California · 14822 days ago · 7 km deep · 92 km away
  2. 1.827 km SSW of South Dos Palos, California · 14823 days ago · 0 km deep · 52 km away
  3. 2.06 km NE of San Martin, California · 14823 days ago · 3 km deep · 37 km away
  4. 1.76 km SW of Gilroy, California · 14823 days ago · 5 km deep · 31 km away
  5. 2.3Central California · 14823 days ago · 6 km deep · 4 km away
  6. 1.72 km WSW of Corralitos, California · 14823 days ago · 13 km deep · 48 km away
  7. 1.52 km WSW of Corralitos, California · 14824 days ago · 13 km deep · 48 km away
  8. 1.82 km WSW of Corralitos, California · 14824 days ago · 13 km deep · 48 km away
  9. 2.13 km ESE of Tres Pinos, California · 14825 days ago · 4 km deep · 8 km away
  10. 1.715 km SSE of Pescadero, California · 14825 days ago · 5 km deep · 95 km away
  11. 2.48 km WSW of San Ardo, California · 14825 days ago · 8 km deep · 99 km away
  12. 3.030 km SSW of South Dos Palos, California · 14825 days ago · 0 km deep · 48 km away
  13. 1.83 km ENE of Tres Pinos, California · 14826 days ago · 8 km deep · 6 km away
  14. 1.74 km NE of Tres Pinos, California · 14826 days ago · 6 km deep · 4 km away
  15. 2.114 km E of Seven Trees, California · 14826 days ago · 1 km deep · 58 km away
  16. 1.614 km E of Seven Trees, California · 14827 days ago · 1 km deep · 59 km away
  17. 1.612 km ESE of East Foothills, California · 14827 days ago · 7 km deep · 63 km away
  18. 1.714 km E of Seven Trees, California · 14827 days ago · 2 km deep · 59 km away
  19. 1.621 km NE of Soledad, California · 14828 days ago · 6 km deep · 34 km away
  20. 2.421 km NE of Soledad, California · 14828 days ago · 6 km deep · 35 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc67279. Read Tue, Sep 29, 2026, 8:48 PM UTC.