California earthquakes

M1.9 earthquake 32 km W of Three Rocks, California

A magnitude 1.9 earthquake struck 32 km W of Three Rocks, California on Fri, Mar 1, 1991, 3:06 AM PST (11:06 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.4 13 km NNE of Hollister, 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
1.9 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1991-03-01 11:06:13 UTC
Depth
9.6 km (5.9 mi), shallow
Epicenter
36.486° N, 120.750° 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 0.4 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
124°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 174 in the 60 days after this one and 103 in the 30 days before it.

After

  1. 1.74 km SSE of San Juan Bautista, California · 13001 days ago · 4 km deep · 78 km away
  2. 2.322 km NE of Soledad, California · 13000 days ago · 2 km deep · 34 km away
  3. 2.43 km E of Interlaken, California · 13000 days ago · 13 km deep · 99 km away
  4. 3.324 km NE of King City, California · 12999 days ago · 9 km deep · 21 km away
  5. 1.95 km ESE of Interlaken, California · 12998 days ago · 12 km deep · 97 km away
  6. 2.522 km NE of Soledad, California · 12998 days ago · 4 km deep · 40 km away
  7. 1.95 km ESE of Interlaken, California · 12998 days ago · 12 km deep · 97 km away
  8. 1.724 km NE of San Lucas, California · 12998 days ago · 3 km deep · 23 km away
  9. 1.63 km N of Aromas, California · 12997 days ago · 6 km deep · 93 km away
  10. 2.223 km ENE of San Lucas, California · 12996 days ago · 7 km deep · 27 km away
  11. 1.719 km NW of Parkfield, California · 12996 days ago · 4 km deep · 54 km away
  12. 1.521 km SSE of Tres Pinos, California · 12995 days ago · 5 km deep · 45 km away
  13. 1.817 km NW of Parkfield, California · 12995 days ago · 5 km deep · 55 km away
  14. 1.722 km NE of Soledad, California · 12995 days ago · 8 km deep · 35 km away
  15. 1.86 km NNW of Marina, California · 12995 days ago · 13 km deep · 100 km away
  16. 2.627 km E of Tres Pinos, California · 12994 days ago · 0 km deep · 38 km away
  17. 1.72 km S of San Juan Bautista, California · 12994 days ago · 6 km deep · 80 km away
  18. 2.223 km NE of Soledad, California · 12993 days ago · 10 km deep · 36 km away
  19. 1.623 km NE of Soledad, California · 12993 days ago · 9 km deep · 36 km away
  20. 1.7Central California · 12993 days ago · 7 km deep · 52 km away
  21. 2.525 km WSW of Lockwood, California · 12993 days ago · 11 km deep · 88 km away
  22. 1.64 km N of San Juan Bautista, California · 12992 days ago · 6 km deep · 83 km away
  23. 1.623 km NNE of San Lucas, California · 12992 days ago · 4 km deep · 23 km away
  24. 2.72 km ESE of Aromas, California · 12992 days ago · 7 km deep · 89 km away
  25. 1.76 km ENE of Coalinga, California · 12992 days ago · 13 km deep · 55 km away
  26. 3.022 km ENE of Soledad, California · 12991 days ago · 5 km deep · 33 km away
  27. 1.922 km ENE of Soledad, California · 12991 days ago · 5 km deep · 33 km away
  28. 1.75 km E of Interlaken, California · 12991 days ago · 7 km deep · 97 km away
  29. 1.612 km NW of Parkfield, California · 12991 days ago · 11 km deep · 60 km away
  30. 2.012 km WNW of Oak Shores, California · 12991 days ago · 4 km deep · 80 km away
  31. 2.212 km E of Coalinga, California · 12991 days ago · 7 km deep · 62 km away
  32. 2.412 km SW of Huron, California · 12991 days ago · 8 km deep · 62 km away
  33. 2.212 km S of Lockwood, California · 12990 days ago · 4 km deep · 80 km away
  34. 2.223 km ENE of Soledad, California · 12990 days ago · 4 km deep · 32 km away
  35. 1.712 km NNW of Coalinga, California · 12990 days ago · 9 km deep · 40 km away
  36. 1.54 km ESE of San Miguel, California · 12990 days ago · 6 km deep · 84 km away
  37. 1.725 km NE of Greenfield, California · 12989 days ago · 8 km deep · 24 km away
  38. 2.114 km WNW of La Vina, California · 12989 days ago · 11 km deep · 67 km away
  39. 2.19 km N of King City, California · 12988 days ago · 54 km deep · 40 km away
  40. 2.021 km NE of Soledad, California · 12988 days ago · 3 km deep · 38 km away
  41. 1.522 km NNE of Soledad, California · 12987 days ago · 2 km deep · 43 km away
  42. 2.321 km NE of Soledad, California · 12986 days ago · 2 km deep · 36 km away
  43. 1.81 km WSW of Tres Pinos, California · 12986 days ago · 4 km deep · 62 km away
  44. 2.120 km W of Three Rocks, California · 12985 days ago · 8 km deep · 13 km away
  45. 1.61 km W of Tres Pinos, California · 12985 days ago · 5 km deep · 62 km away
  46. 1.720 km W of Three Rocks, California · 12985 days ago · 9 km deep · 12 km away
  47. 2.35 km SE of Tres Pinos, California · 12984 days ago · 8 km deep · 56 km away
  48. 1.622 km NE of Soledad, California · 12981 days ago · 9 km deep · 35 km away
  49. 1.822 km NE of Soledad, California · 12981 days ago · 9 km deep · 35 km away
  50. 1.622 km NE of Soledad, California · 12981 days ago · 9 km deep · 35 km away
  51. 1.82 km SSE of Avenal, California · 12981 days ago · 13 km deep · 80 km away
  52. 2.224 km ENE of Greenfield, California · 12981 days ago · 5 km deep · 23 km away
  53. 2.410 km NW of Parkfield, California · 12980 days ago · 10 km deep · 62 km away
  54. 2.019 km NNE of Soledad, California · 12980 days ago · 12 km deep · 43 km away
  55. 1.519 km NNE of Soledad, California · 12980 days ago · 12 km deep · 43 km away
  56. 1.619 km NNE of Soledad, California · 12980 days ago · 12 km deep · 42 km away
  57. 3.319 km NNE of Soledad, California · 12980 days ago · 12 km deep · 43 km away
  58. 1.619 km NNE of Soledad, California · 12980 days ago · 11 km deep · 43 km away
  59. 3.210 km S of Tres Pinos, California · 12979 days ago · 5 km deep · 57 km away
  60. 1.619 km NNE of Soledad, California · 12979 days ago · 12 km deep · 43 km away

The first 60 of 174.

Before

  1. 2.19 km NW of Parkfield, California · 13002 days ago · 5 km deep · 62 km away
  2. 1.733 km SE of Big Sur, California · 13002 days ago · 6 km deep · 89 km away
  3. 1.68 km SSW of Tres Pinos, California · 13003 days ago · 3 km deep · 60 km away
  4. 1.78 km SSW of Tres Pinos, California · 13003 days ago · 3 km deep · 60 km away
  5. 2.48 km SSW of Tres Pinos, California · 13003 days ago · 3 km deep · 60 km away
  6. 2.024 km NE of Greenfield, California · 13004 days ago · 7 km deep · 27 km away
  7. 1.817 km S of Kettleman City, California · 13004 days ago · 8 km deep · 98 km away
  8. 1.65 km SW of Gilroy, California · 13004 days ago · 4 km deep · 94 km away
  9. 1.713 km WSW of Gustine, California · 13004 days ago · 9 km deep · 89 km away
  10. 2.06 km NE of Coalinga, California · 13004 days ago · 9 km deep · 52 km away
  11. 2.32 km WNW of San Juan Bautista, California · 13006 days ago · 6 km deep · 84 km away
  12. 1.710 km NW of Avenal, California · 13006 days ago · 4 km deep · 67 km away
  13. 1.524 km NE of King City, California · 13006 days ago · 6 km deep · 21 km away
  14. 2.135 km SE of Big Sur, California · 13006 days ago · 15 km deep · 90 km away
  15. 2.18 km SSW of Tres Pinos, California · 13006 days ago · 3 km deep · 60 km away
  16. 3.18 km NNE of Coalinga, California · 13007 days ago · 10 km deep · 49 km away
  17. 1.624 km NE of King City, California · 13007 days ago · 7 km deep · 21 km away
  18. 1.824 km NE of King City, California · 13007 days ago · 8 km deep · 20 km away
  19. 1.724 km NE of King City, California · 13007 days ago · 7 km deep · 21 km away
  20. 3.015 km SSE of Tres Pinos, California · 13007 days ago · 3 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc207436. Read Sun, Oct 4, 2026, 6:23 PM UTC.