California earthquakes

M2.1 earthquake 36 km W of Three Rocks, California

A magnitude 2.1 earthquake struck 36 km W of Three Rocks, California on Tue, May 10, 1977, 7:53 PM PDT (02:53 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.3 2 km WNW of Biola, 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
2.1 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1977-05-11 02:53:47 UTC
Depth
3.4 km (2.1 mi), shallow
Epicenter
36.547° N, 120.798° 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, 1.2 km in depth
Magnitude uncertainty
±0.51
Depth from
From location
Station coverage gap
126°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 131 in the 60 days after this one and 78 in the 30 days before it.

After

  1. 2.429 km ENE of Soledad, California · 18042 days ago · 7 km deep · 22 km away
  2. 1.821 km NE of Soledad, California · 18040 days ago · 3 km deep · 32 km away
  3. 1.620 km ESE of Tres Pinos, California · 18040 days ago · 0 km deep · 33 km away
  4. 2.02 km WSW of San Juan Bautista, California · 18039 days ago · 6 km deep · 76 km away
  5. 2.225 km WSW of Lockwood, California · 18039 days ago · 8 km deep · 89 km away
  6. 1.71 km ESE of San Ardo, California · 18038 days ago · 11 km deep · 59 km away
  7. 2.312 km NNW of Hollister, California · 18038 days ago · 5 km deep · 73 km away
  8. 2.323 km NE of Greenfield, California · 18037 days ago · 7 km deep · 24 km away
  9. 1.711 km ESE of Gilroy, California · 18037 days ago · 5 km deep · 74 km away
  10. 2.125 km NE of Soledad, California · 18037 days ago · 5 km deep · 27 km away
  11. 1.911 km NNW of Hollister, California · 18036 days ago · 4 km deep · 73 km away
  12. 1.624 km NE of Greenfield, California · 18036 days ago · 7 km deep · 24 km away
  13. 2.17 km W of Gilroy, California · 18036 days ago · 5 km deep · 91 km away
  14. 2.37 km SSW of Tres Pinos, California · 18036 days ago · 7 km deep · 52 km away
  15. 1.67 km NNE of Hollister, California · 18035 days ago · 6 km deep · 65 km away
  16. 1.725 km NE of Soledad, California · 18035 days ago · 7 km deep · 27 km away
  17. 2.414 km S of Tres Pinos, California · 18034 days ago · 8 km deep · 46 km away
  18. 2.030 km NE of San Lucas, California · 18033 days ago · 11 km deep · 27 km away
  19. 2.12 km SSW of Hollister, California · 18033 days ago · 5 km deep · 63 km away
  20. 2.4Central California · 18032 days ago · 7 km deep · 81 km away
  21. 1.67 km WSW of Gilroy, California · 18032 days ago · 4 km deep · 91 km away
  22. 1.733 km SW of South Dos Palos, California · 18032 days ago · 8 km deep · 24 km away
  23. 1.610 km N of Lockwood, California · 18031 days ago · 11 km deep · 62 km away
  24. 2.27 km NE of Hollister, California · 18029 days ago · 5 km deep · 61 km away
  25. 1.86 km NE of Hollister, California · 18029 days ago · 5 km deep · 61 km away
  26. 2.121 km NE of Soledad, California · 18028 days ago · 4 km deep · 35 km away
  27. 2.023 km NE of San Ardo, California · 18028 days ago · 7 km deep · 40 km away
  28. 3.013 km S of Tres Pinos, California · 18026 days ago · 5 km deep · 46 km away
  29. 1.521 km ENE of San Lucas, California · 18026 days ago · 8 km deep · 35 km away
  30. 1.66 km NNE of Interlaken, California · 18025 days ago · 6 km deep · 95 km away
  31. 1.78 km NE of San Juan Bautista, California · 18025 days ago · 5 km deep · 73 km away
  32. 2.40 km E of Aromas, California · 18025 days ago · 9 km deep · 84 km away
  33. 1.55 km SSW of Tres Pinos, California · 18025 days ago · 7 km deep · 53 km away
  34. 2.19 km S of Tres Pinos, California · 18024 days ago · 3 km deep · 51 km away
  35. 1.75 km SSW of Tres Pinos, California · 18024 days ago · 3 km deep · 53 km away
  36. 2.124 km NE of Greenfield, California · 18024 days ago · 7 km deep · 24 km away
  37. 2.724 km SE of Tres Pinos, California · 18024 days ago · 8 km deep · 33 km away
  38. 2.026 km NE of Soledad, California · 18023 days ago · 5 km deep · 26 km away
  39. 1.827 km NE of Soledad, California · 18023 days ago · 6 km deep · 26 km away
  40. 1.910 km NW of Parkfield, California · 18022 days ago · 9 km deep · 69 km away
  41. 1.621 km NE of Soledad, California · 18022 days ago · 2 km deep · 35 km away
  42. 1.721 km NNE of Soledad, California · 18021 days ago · 1 km deep · 37 km away
  43. 2.224 km NE of Greenfield, California · 18021 days ago · 7 km deep · 24 km away
  44. 1.625 km SE of Tres Pinos, California · 18020 days ago · 6 km deep · 32 km away
  45. 2.032 km SSW of South Dos Palos, California · 18020 days ago · -1 km deep · 18 km away
  46. 1.527 km SE of Tres Pinos, California · 18019 days ago · 4 km deep · 28 km away
  47. 1.86 km NE of Ridgemark, California · 18018 days ago · 6 km deep · 57 km away
  48. 1.924 km NE of Greenfield, California · 18017 days ago · 7 km deep · 24 km away
  49. 1.93 km SE of San Ardo, California · 18015 days ago · 10 km deep · 62 km away
  50. 1.77 km NE of Interlaken, California · 18015 days ago · 4 km deep · 91 km away
  51. 1.87 km NE of Interlaken, California · 18015 days ago · 3 km deep · 92 km away
  52. 2.615 km NW of Parkfield, California · 18015 days ago · 12 km deep · 65 km away
  53. 2.517 km NW of Parkfield, California · 18015 days ago · 5 km deep · 63 km away
  54. 2.26 km NNE of Interlaken, California · 18015 days ago · 7 km deep · 95 km away
  55. 1.69 km NW of Hollister, California · 18014 days ago · 4 km deep · 72 km away
  56. 1.618 km NW of Parkfield, California · 18014 days ago · 3 km deep · 63 km away
  57. 1.529 km SE of Tres Pinos, California · 18014 days ago · 8 km deep · 26 km away
  58. 1.810 km SSW of San Lucas, California · 18013 days ago · 13 km deep · 61 km away
  59. 2.418 km SE of Tres Pinos, California · 18013 days ago · 8 km deep · 37 km away
  60. 1.815 km NW of Parkfield, California · 18012 days ago · 5 km deep · 64 km away

The first 60 of 131.

Before

  1. 2.329 km ENE of Soledad, California · 18046 days ago · 7 km deep · 23 km away
  2. 1.75 km SSW of Tres Pinos, California · 18046 days ago · 7 km deep · 53 km away
  3. 1.72 km E of Tres Pinos, California · 18046 days ago · 8 km deep · 52 km away
  4. 1.710 km SSW of San Lucas, California · 18047 days ago · 13 km deep · 61 km away
  5. 2.515 km SSE of Tres Pinos, California · 18049 days ago · 8 km deep · 45 km away
  6. 2.214 km SSE of Tres Pinos, California · 18049 days ago · 4 km deep · 45 km away
  7. 2.324 km NE of Greenfield, California · 18050 days ago · 1 km deep · 24 km away
  8. 1.627 km ENE of Soledad, California · 18050 days ago · 6 km deep · 23 km away
  9. 1.619 km SSE of Tres Pinos, California · 18050 days ago · 5 km deep · 41 km away
  10. 3.216 km W of Three Rocks, California · 18050 days ago · 15 km deep · 20 km away
  11. 2.525 km NE of Greenfield, California · 18050 days ago · 4 km deep · 22 km away
  12. 2.42 km ESE of Tres Pinos, California · 18050 days ago · 10 km deep · 51 km away
  13. 2.527 km ENE of Soledad, California · 18050 days ago · 5 km deep · 23 km away
  14. 1.59 km NNE of San Juan Bautista, California · 18051 days ago · 3 km deep · 73 km away
  15. 1.817 km NW of Parkfield, California · 18051 days ago · 2 km deep · 63 km away
  16. 1.621 km NW of Parkfield, California · 18052 days ago · 4 km deep · 59 km away
  17. 1.75 km ESE of Tres Pinos, California · 18052 days ago · 7 km deep · 49 km away
  18. 1.925 km ENE of Soledad, California · 18052 days ago · 8 km deep · 26 km away
  19. 2.57 km NE of San Juan Bautista, California · 18053 days ago · 5 km deep · 72 km away
  20. 1.731 km NE of Soledad, California · 18053 days ago · 12 km deep · 24 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1035107. Read Sun, Oct 4, 2026, 9:19 AM UTC.