California earthquakes

M1.9 earthquake 26 km W of Volta, California

A magnitude 1.9 earthquake struck 26 km W of Volta, California on Sun, Jul 27, 1986, 4:34 PM PDT (23:34 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.0 16 km E of Seven Trees, California. This one was a foreshock.

Hollister 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
1.9 (md), micro
Local time
UTC
1986-07-27 23:34:38 UTC
Depth
4.9 km (3.0 mi), shallow
Epicenter
37.060° N, 121.217° 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, 0.7 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
101°
Stations used
41

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 167 in the 60 days after this one and 134 in the 30 days before it.

After

  1. 1.516 km SSE of Tres Pinos, California · 14673 days ago · 6 km deep · 46 km away
  2. 1.514 km SSE of Livermore, California · 14673 days ago · 2 km deep · 70 km away
  3. 1.85 km NNE of Tres Pinos, California · 14672 days ago · 4 km deep · 27 km away
  4. 1.715 km SSE of Tres Pinos, California · 14672 days ago · 5 km deep · 46 km away
  5. 2.218 km NE of East Foothills, California · 14672 days ago · 6 km deep · 65 km away
  6. 1.624 km SE of Tres Pinos, California · 14672 days ago · 5 km deep · 49 km away
  7. 1.712 km S of Tres Pinos, California · 14672 days ago · 3 km deep · 43 km away
  8. 2.211 km NNE of Morgan Hill, California · 14672 days ago · 5 km deep · 41 km away
  9. 2.424 km NE of Greenfield, California · 14671 days ago · 5 km deep · 71 km away
  10. 1.614 km N of Morgan Hill, California · 14671 days ago · 5 km deep · 43 km away
  11. 2.16 km NNE of Interlaken, California · 14670 days ago · 8 km deep · 44 km away
  12. 2.614 km ENE of Greenfield, California · 14670 days ago · 17 km deep · 78 km away
  13. 1.611 km S of Tres Pinos, California · 14670 days ago · 4 km deep · 43 km away
  14. 2.018 km NE of East Foothills, California · 14670 days ago · 6 km deep · 65 km away
  15. 1.618 km NE of East Foothills, California · 14670 days ago · 6 km deep · 65 km away
  16. 1.617 km SSE of Tres Pinos, California · 14669 days ago · 6 km deep · 47 km away
  17. 2.24 km N of East Foothills, California · 14669 days ago · 2 km deep · 66 km away
  18. 1.718 km SSE of Livermore, California · 14669 days ago · 8 km deep · 67 km away
  19. 1.98 km W of Diablo Grande, California · 14669 days ago · 3 km deep · 39 km away
  20. 1.717 km NE of East Foothills, California · 14669 days ago · 6 km deep · 64 km away
  21. 1.619 km SSE of Livermore, California · 14669 days ago · 6 km deep · 66 km away
  22. 1.712 km NE of East Foothills, California · 14669 days ago · 8 km deep · 64 km away
  23. 1.721 km NE of Soledad, California · 14668 days ago · 7 km deep · 56 km away
  24. 1.89 km SSW of Ridgemark, California · 14668 days ago · 6 km deep · 40 km away
  25. 2.69 km SSW of Ridgemark, California · 14668 days ago · 6 km deep · 40 km away
  26. 2.513 km ENE of East Foothills, California · 14667 days ago · 8 km deep · 58 km away
  27. 3.422 km NNE of Soledad, California · 14666 days ago · 6 km deep · 51 km away
  28. 1.622 km NNE of Soledad, California · 14666 days ago · 6 km deep · 51 km away
  29. 2.022 km NNE of Soledad, California · 14666 days ago · 5 km deep · 52 km away
  30. 2.322 km NNE of Soledad, California · 14666 days ago · 6 km deep · 52 km away
  31. 1.66 km WSW of Gilroy, California · 14666 days ago · 4 km deep · 38 km away
  32. 1.919 km NE of East Foothills, California · 14666 days ago · 6 km deep · 66 km away
  33. 2.422 km NNE of Soledad, California · 14666 days ago · 6 km deep · 51 km away
  34. 2.124 km NE of Greenfield, California · 14666 days ago · 0 km deep · 71 km away
  35. 1.524 km ENE of Greenfield, California · 14666 days ago · 4 km deep · 71 km away
  36. 3.46 km NE of East Foothills, California · 14666 days ago · 9 km deep · 64 km away
  37. 2.56 km NE of East Foothills, California · 14666 days ago · 9 km deep · 64 km away
  38. 2.615 km SSE of Tres Pinos, California · 14665 days ago · 7 km deep · 46 km away
  39. 2.3Central California · 14665 days ago · 7 km deep · 46 km away
  40. 1.518 km NE of East Foothills, California · 14665 days ago · 6 km deep · 64 km away
  41. 1.75 km SE of Tres Pinos, California · 14665 days ago · 8 km deep · 34 km away
  42. 2.17 km S of Davenport, California · 14665 days ago · 6 km deep · 87 km away
  43. 2.615 km SSE of Tres Pinos, California · 14664 days ago · 7 km deep · 46 km away
  44. 2.46 km NNE of Tres Pinos, California · 14664 days ago · 7 km deep · 26 km away
  45. 2.622 km NNE of Soledad, California · 14664 days ago · 7 km deep · 52 km away
  46. 1.518 km NE of East Foothills, California · 14664 days ago · 6 km deep · 65 km away
  47. 1.87 km NE of Ridgemark, California · 14664 days ago · 4 km deep · 24 km away
  48. 2.35 km SE of Tres Pinos, California · 14663 days ago · 8 km deep · 34 km away
  49. 1.75 km SE of Tres Pinos, California · 14663 days ago · 8 km deep · 34 km away
  50. 2.923 km NE of King City, California · 14663 days ago · 4 km deep · 84 km away
  51. 1.58 km ESE of East Foothills, California · 14663 days ago · 6 km deep · 56 km away
  52. 2.68 km ESE of East Foothills, California · 14663 days ago · 6 km deep · 56 km away
  53. 1.524 km ENE of Soledad, California · 14663 days ago · 4 km deep · 64 km away
  54. 3.215 km SSE of Tres Pinos, California · 14663 days ago · 6 km deep · 45 km away
  55. 1.616 km SSE of Tres Pinos, California · 14663 days ago · 6 km deep · 46 km away
  56. 1.815 km SSE of Tres Pinos, California · 14663 days ago · 6 km deep · 46 km away
  57. 1.615 km SSE of Tres Pinos, California · 14663 days ago · 6 km deep · 46 km away
  58. 1.825 km NE of Greenfield, California · 14663 days ago · 0 km deep · 70 km away
  59. 2.411 km NNE of East Foothills, California · 14663 days ago · 3 km deep · 65 km away
  60. 2.66 km NE of Ridgemark, California · 14662 days ago · 5 km deep · 24 km away

The first 60 of 167.

Before

  1. 3.018 km NE of East Foothills, California · 14673 days ago · 8 km deep · 65 km away
  2. 2.118 km NE of East Foothills, California · 14673 days ago · 7 km deep · 65 km away
  3. 1.612 km ENE of East Foothills, California · 14674 days ago · 6 km deep · 59 km away
  4. 1.71 km W of Portola Valley, California · 14674 days ago · 11 km deep · 99 km away
  5. 3.318 km NE of East Foothills, California · 14675 days ago · 8 km deep · 65 km away
  6. 1.66 km NE of Ridgemark, California · 14675 days ago · 5 km deep · 25 km away
  7. 2.65 km WNW of San Juan Bautista, California · 14675 days ago · 7 km deep · 40 km away
  8. 2.85 km WNW of San Juan Bautista, California · 14675 days ago · 6 km deep · 40 km away
  9. 1.616 km ESE of Livermore, California · 14675 days ago · 14 km deep · 70 km away
  10. 1.67 km NE of Ridgemark, California · 14675 days ago · 4 km deep · 24 km away
  11. 2.84 km SW of Gonzales, California · 14675 days ago · 11 km deep · 69 km away
  12. 2.16 km ENE of Hollister, California · 14675 days ago · 9 km deep · 22 km away
  13. 2.019 km NE of East Foothills, California · 14675 days ago · 6 km deep · 65 km away
  14. 2.65 km WNW of San Juan Bautista, California · 14675 days ago · 7 km deep · 40 km away
  15. 2.46 km ENE of Hollister, California · 14675 days ago · 9 km deep · 22 km away
  16. 1.813 km S of Tres Pinos, California · 14675 days ago · 4 km deep · 44 km away
  17. 1.84 km SE of Tres Pinos, California · 14675 days ago · 7 km deep · 33 km away
  18. 1.913 km S of Tres Pinos, California · 14675 days ago · 4 km deep · 44 km away
  19. 2.515 km E of Seven Trees, California · 14675 days ago · 3 km deep · 47 km away
  20. 2.314 km E of Seven Trees, California · 14675 days ago · 3 km deep · 48 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc89289. Read Mon, Sep 28, 2026, 7:55 PM UTC.