California earthquakes

M1.9 earthquake 6 km SSW of Sunol, California

A magnitude 1.9 earthquake struck 6 km SSW of Sunol, California on Tue, Feb 12, 1980, 1:56 AM PST (09:56 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M1.9 9 km ESE of Blackhawk, 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.

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The earthquake

Magnitude
1.9 (md), micro
Local time
UTC
1980-02-12 09:56:57 UTC
Depth
7.1 km (4.4 mi), shallow
Epicenter
37.534° N, 121.905° 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, 0.9 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
61°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 170 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 1.58 km ENE of Gilroy, California · 17024 days ago · 7 km deep · 68 km away
  2. 1.99 km ESE of Blackhawk, California · 17023 days ago · 1 km deep · 31 km away
  3. 2.07 km SSW of Loyola, California · 17022 days ago · 1 km deep · 34 km away
  4. 1.914 km NE of San Martin, California · 17021 days ago · 2 km deep · 55 km away
  5. 1.89 km ENE of Gilroy, California · 17021 days ago · 9 km deep · 67 km away
  6. 1.65 km ESE of Interlaken, California · 17020 days ago · 7 km deep · 69 km away
  7. 1.85 km ESE of Interlaken, California · 17020 days ago · 7 km deep · 69 km away
  8. 2.28 km N of Interlaken, California · 17020 days ago · 10 km deep · 59 km away
  9. 1.9Northern California · 17020 days ago · 12 km deep · 71 km away
  10. 1.710 km N of Hollister, California · 17020 days ago · 7 km deep · 80 km away
  11. 2.05 km SSW of Gilroy, California · 17020 days ago · 7 km deep · 69 km away
  12. 2.92 km SW of San Juan Bautista, California · 17019 days ago · 6 km deep · 84 km away
  13. 1.72 km SW of San Juan Bautista, California · 17018 days ago · 5 km deep · 84 km away
  14. 1.92 km ESE of Aromas, California · 17018 days ago · 6 km deep · 77 km away
  15. 2.58 km ESE of Livermore, California · 17016 days ago · 7 km deep · 23 km away
  16. 3.79 km ESE of Livermore, California · 17016 days ago · 2 km deep · 26 km away
  17. 2.910 km ESE of Livermore, California · 17016 days ago · 14 km deep · 26 km away
  18. 1.62 km W of Tres Pinos, California · 17016 days ago · 6 km deep · 97 km away
  19. 3.4Northern California · 17015 days ago · 11 km deep · 37 km away
  20. 2.810 km ENE of Blackhawk, California · 17015 days ago · 17 km deep · 36 km away
  21. 2.711 km SE of Livermore, California · 17015 days ago · 17 km deep · 22 km away
  22. 1.99 km ENE of Gilroy, California · 17014 days ago · 8 km deep · 67 km away
  23. 1.511 km ENE of Blackhawk, California · 17014 days ago · 6 km deep · 37 km away
  24. 1.511 km N of Livermore, California · 17014 days ago · 11 km deep · 32 km away
  25. 1.610 km SE of Tracy, California · 17012 days ago · 7 km deep · 52 km away
  26. 2.09 km SW of Brentwood, California · 17012 days ago · 14 km deep · 39 km away
  27. 1.65 km SSE of San Juan Bautista, California · 17012 days ago · 3 km deep · 88 km away
  28. 1.98 km NE of San Martin, California · 17011 days ago · 9 km deep · 55 km away
  29. 1.811 km NNE of Livermore, California · 17011 days ago · 8 km deep · 32 km away
  30. 1.63 km N of Fairview, California · 17011 days ago · 2 km deep · 23 km away
  31. 1.77 km SE of Blackhawk, California · 17010 days ago · 15 km deep · 27 km away
  32. 1.83 km ESE of Concord, California · 17010 days ago · 14 km deep · 48 km away
  33. 1.78 km ENE of Gilroy, California · 17009 days ago · 8 km deep · 68 km away
  34. 2.110 km ESE of Gilroy, California · 17009 days ago · 3 km deep · 73 km away
  35. 1.811 km SW of Byron, California · 17008 days ago · 9 km deep · 33 km away
  36. 1.97 km N of Pittsburg, California · 17008 days ago · 13 km deep · 62 km away
  37. 2.04 km N of Pittsburg, California · 17008 days ago · 4 km deep · 59 km away
  38. 1.69 km SE of Livermore, California · 17007 days ago · 4 km deep · 21 km away
  39. 1.59 km ESE of Livermore, California · 17007 days ago · 8 km deep · 23 km away
  40. 1.511 km SSE of Livermore, California · 17006 days ago · 4 km deep · 19 km away
  41. 1.71 km WSW of Tres Pinos, California · 17006 days ago · 2 km deep · 97 km away
  42. 1.512 km NNW of Hollister, California · 17006 days ago · 6 km deep · 76 km away
  43. 1.8Central California · 17006 days ago · 3 km deep · 67 km away
  44. 1.83 km W of Hollister, California · 17006 days ago · 4 km deep · 86 km away
  45. 2.79 km ENE of Morgan Hill, California · 17006 days ago · 6 km deep · 52 km away
  46. 2.01 km WSW of Tres Pinos, California · 17005 days ago · 2 km deep · 97 km away
  47. 1.51 km WSW of Tres Pinos, California · 17005 days ago · 2 km deep · 97 km away
  48. 3.1Central California · 17005 days ago · 2 km deep · 97 km away
  49. 1.511 km E of Blackhawk, California · 17005 days ago · 9 km deep · 34 km away
  50. 2.18 km ESE of Blackhawk, California · 17005 days ago · 2 km deep · 31 km away
  51. 1.70 km NE of Hollister, California · 17005 days ago · 8 km deep · 88 km away
  52. 1.97 km ESE of Livermore, California · 17004 days ago · 10 km deep · 23 km away
  53. 2.29 km E of Gilroy, California · 17004 days ago · 7 km deep · 69 km away
  54. 2.33 km W of Cambrian Park, California · 17004 days ago · 7 km deep · 31 km away
  55. 1.98 km SE of Livermore, California · 17004 days ago · 6 km deep · 22 km away
  56. 1.68 km SE of Livermore, California · 17003 days ago · 6 km deep · 22 km away
  57. 2.65 km WNW of San Juan Bautista, California · 17003 days ago · 7 km deep · 80 km away
  58. 2.31 km NW of Concord, California · 17003 days ago · 16 km deep · 52 km away
  59. 1.94 km WNW of San Juan Bautista, California · 17003 days ago · 7 km deep · 80 km away
  60. 2.41 km NW of Concord, California · 17003 days ago · 16 km deep · 52 km away

The first 60 of 170.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1051007. Read Wed, Sep 23, 2026, 2:07 PM UTC.