California earthquakes

M1.6 earthquake 6 km SSW of Sunol, California

A magnitude 1.6 earthquake struck 6 km SSW of Sunol, California on Mon, Feb 17, 1986, 12:42 PM PST (20:42 UTC), 5 km (3 mi) below the surface.

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

Sunol forecastMore in California

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1986-02-17 20:42:49 UTC
Depth
4.9 km (3.1 mi), shallow
Epicenter
37.543° N, 121.915° 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 0.3 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
71°
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: 181 in the 60 days after this one and 189 in the 30 days before it.

After

  1. 1.613 km E of Seven Trees, California · 14834 days ago · 5 km deep · 33 km away
  2. 2.012 km N of Livermore, California · 14834 days ago · 11 km deep · 31 km away
  3. 2.23 km ESE of Berkeley, California · 14834 days ago · 7 km deep · 45 km away
  4. 1.716 km N of Morgan Hill, California · 14833 days ago · 6 km deep · 38 km away
  5. 1.95 km NE of Tres Pinos, California · 14833 days ago · 5 km deep · 97 km away
  6. 1.65 km NNE of Tres Pinos, California · 14833 days ago · 3 km deep · 96 km away
  7. 1.60 km NNW of Tres Pinos, California · 14833 days ago · 6 km deep · 98 km away
  8. 3.14 km NE of Tres Pinos, California · 14833 days ago · 9 km deep · 98 km away
  9. 2.14 km NE of Tres Pinos, California · 14833 days ago · 8 km deep · 98 km away
  10. 2.66 km N of Tres Pinos, California · 14832 days ago · 7 km deep · 94 km away
  11. 2.31 km SSW of Blackhawk, California · 14832 days ago · 13 km deep · 29 km away
  12. 3.16 km NNE of Tres Pinos, California · 14832 days ago · 8 km deep · 95 km away
  13. 2.86 km NE of Ridgemark, California · 14832 days ago · 7 km deep · 94 km away
  14. 1.913 km N of Morgan Hill, California · 14832 days ago · 5 km deep · 41 km away
  15. 1.62 km SSW of Blackhawk, California · 14832 days ago · 13 km deep · 29 km away
  16. 2.36 km NE of Ridgemark, California · 14831 days ago · 7 km deep · 94 km away
  17. 2.25 km W of Diablo Grande, California · 14831 days ago · -1 km deep · 53 km away
  18. 2.011 km NE of Morgan Hill, California · 14831 days ago · 5 km deep · 48 km away
  19. 2.05 km NNE of Tres Pinos, California · 14831 days ago · 6 km deep · 96 km away
  20. 2.72 km SSW of San Juan Bautista, California · 14831 days ago · 7 km deep · 86 km away
  21. 1.73 km E of Berkeley, California · 14831 days ago · 10 km deep · 46 km away
  22. 1.96 km NE of Ridgemark, California · 14831 days ago · 2 km deep · 93 km away
  23. 1.715 km N of Morgan Hill, California · 14830 days ago · 6 km deep · 38 km away
  24. 2.0Central California · 14830 days ago · 0 km deep · 98 km away
  25. 1.63 km ENE of Tres Pinos, California · 14829 days ago · 9 km deep · 100 km away
  26. 1.86 km NNE of Tres Pinos, California · 14829 days ago · 6 km deep · 95 km away
  27. 2.18 km NE of East Foothills, California · 14829 days ago · 6 km deep · 19 km away
  28. 1.55 km NNE of Tres Pinos, California · 14829 days ago · 6 km deep · 97 km away
  29. 2.18 km ENE of Morgan Hill, California · 14828 days ago · 4 km deep · 51 km away
  30. 1.714 km E of Seven Trees, California · 14827 days ago · 2 km deep · 35 km away
  31. 1.612 km ESE of East Foothills, California · 14827 days ago · 7 km deep · 31 km away
  32. 1.614 km E of Seven Trees, California · 14827 days ago · 1 km deep · 35 km away
  33. 1.78 km NNE of Bay Point, California · 14827 days ago · 5 km deep · 61 km away
  34. 2.114 km E of Seven Trees, California · 14826 days ago · 1 km deep · 35 km away
  35. 1.74 km NE of Tres Pinos, California · 14826 days ago · 6 km deep · 98 km away
  36. 1.83 km ENE of Tres Pinos, California · 14826 days ago · 8 km deep · 99 km away
  37. 1.85 km S of Moskowite Corner, California · 14826 days ago · 2 km deep · 98 km away
  38. 1.715 km SSE of Pescadero, California · 14825 days ago · 5 km deep · 60 km away
  39. 1.82 km WSW of Corralitos, California · 14824 days ago · 13 km deep · 63 km away
  40. 1.52 km WSW of Corralitos, California · 14824 days ago · 13 km deep · 63 km away
  41. 1.72 km WSW of Corralitos, California · 14823 days ago · 13 km deep · 63 km away
  42. 2.3Central California · 14823 days ago · 6 km deep · 98 km away
  43. 1.76 km SW of Gilroy, California · 14823 days ago · 5 km deep · 68 km away
  44. 2.06 km NE of San Martin, California · 14823 days ago · 3 km deep · 57 km away
  45. 2.58 km SE of La Honda, California · 14822 days ago · 7 km deep · 40 km away
  46. 2.66 km NE of Ridgemark, California · 14822 days ago · 6 km deep · 94 km away
  47. 1.76 km NE of Ridgemark, California · 14822 days ago · 6 km deep · 94 km away
  48. 2.36 km NE of Ridgemark, California · 14821 days ago · 6 km deep · 94 km away
  49. 1.81 km SSE of East Richmond Heights, California · 14821 days ago · 3 km deep · 55 km away
  50. 3.25 km NE of Tres Pinos, California · 14820 days ago · 8 km deep · 97 km away
  51. 1.61 km E of Tres Pinos, California · 14820 days ago · 8 km deep · 100 km away
  52. 1.58 km ENE of Morgan Hill, California · 14819 days ago · 4 km deep · 52 km away
  53. 1.55 km NNE of Tres Pinos, California · 14819 days ago · 6 km deep · 95 km away
  54. 1.64 km NE of Tres Pinos, California · 14819 days ago · 8 km deep · 98 km away
  55. 1.73 km S of Fairview, California · 14818 days ago · 3 km deep · 16 km away
  56. 1.51 km NNE of Kensington, California · 14817 days ago · 5 km deep · 53 km away
  57. 2.75 km NNE of Tres Pinos, California · 14817 days ago · 7 km deep · 96 km away
  58. 1.714 km E of Seven Trees, California · 14816 days ago · 1 km deep · 35 km away
  59. 2.17 km ENE of Gilroy, California · 14816 days ago · 6 km deep · 69 km away
  60. 2.35 km NE of Tres Pinos, California · 14816 days ago · 8 km deep · 98 km away

The first 60 of 181.

Before

  1. 2.66 km NNE of Tres Pinos, California · 14834 days ago · 7 km deep · 95 km away
  2. 1.92 km SSW of Blackhawk, California · 14834 days ago · 13 km deep · 29 km away
  3. 1.85 km NNE of Tres Pinos, California · 14834 days ago · 3 km deep · 96 km away
  4. 2.67 km S of Sunol, California · 14835 days ago · 7 km deep · 2 km away
  5. 3.31 km SSW of Blackhawk, California · 14835 days ago · 15 km deep · 29 km away
  6. 2.16 km NNE of Tres Pinos, California · 14835 days ago · 8 km deep · 95 km away
  7. 1.85 km ENE of Tres Pinos, California · 14836 days ago · 7 km deep · 100 km away
  8. 1.64 km NE of Tres Pinos, California · 14836 days ago · 4 km deep · 98 km away
  9. 2.87 km S of Sunol, California · 14836 days ago · 7 km deep · 3 km away
  10. 2.88 km ENE of San Martin, California · 14836 days ago · 7 km deep · 59 km away
  11. 2.16 km NE of Tres Pinos, California · 14837 days ago · 7 km deep · 97 km away
  12. 1.62 km W of Tres Pinos, California · 14837 days ago · 4 km deep · 98 km away
  13. 1.65 km NE of Tres Pinos, California · 14837 days ago · 6 km deep · 97 km away
  14. 1.618 km ESE of East Foothills, California · 14837 days ago · 2 km deep · 36 km away
  15. 1.94 km NE of Tres Pinos, California · 14838 days ago · 8 km deep · 98 km away
  16. 2.15 km NNE of Tres Pinos, California · 14838 days ago · 7 km deep · 95 km away
  17. 1.61 km SW of Tres Pinos, California · 14839 days ago · 5 km deep · 99 km away
  18. 2.05 km NNE of Tres Pinos, California · 14839 days ago · 6 km deep · 95 km away
  19. 1.611 km SE of La Honda, California · 14839 days ago · 8 km deep · 39 km away
  20. 1.812 km SE of La Honda, California · 14839 days ago · 9 km deep · 40 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc67460. Read Tue, Sep 29, 2026, 6:59 PM UTC.