California earthquakes

M2.2 earthquake 26 km W of Three Rocks, California

A magnitude 2.2 earthquake struck 26 km W of Three Rocks, California on Mon, Apr 25, 1977, 5:56 PM PDT (00:56 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.2 16 km W of Three Rocks, 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
2.2 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
1977-04-26 00:56:49 UTC
Depth
10.9 km (6.8 mi), shallow
Epicenter
36.471° N, 120.680° 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 0.6 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.26
Depth from
From location
Station coverage gap
153°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 115 in the 60 days after this one and 112 in the 30 days before it.

After

  1. 1.916 km E of Tres Pinos, California · 18057 days ago · 4 km deep · 56 km away
  2. 2.125 km NNE of King City, California · 18057 days ago · 2 km deep · 27 km away
  3. 2.217 km SE of Carmel Valley Village, California · 18056 days ago · 10 km deep · 87 km away
  4. 1.722 km NE of San Lucas, California · 18056 days ago · 5 km deep · 26 km away
  5. 1.55 km SSW of Tres Pinos, California · 18056 days ago · 9 km deep · 66 km away
  6. 2.110 km NNW of Hollister, California · 18055 days ago · 3 km deep · 86 km away
  7. 1.65 km SE of Tres Pinos, California · 18055 days ago · 7 km deep · 62 km away
  8. 1.623 km NE of Soledad, California · 18055 days ago · 8 km deep · 43 km away
  9. 1.77 km NE of San Juan Bautista, California · 18054 days ago · 5 km deep · 86 km away
  10. 1.823 km WSW of Volta, California · 18054 days ago · 3 km deep · 73 km away
  11. 2.524 km NE of Greenfield, California · 18054 days ago · 7 km deep · 34 km away
  12. 1.621 km NE of Soledad, California · 18054 days ago · 4 km deep · 47 km away
  13. 1.723 km ENE of Soledad, California · 18053 days ago · 6 km deep · 35 km away
  14. 2.924 km ENE of Soledad, California · 18053 days ago · 3 km deep · 35 km away
  15. 1.723 km ENE of Soledad, California · 18053 days ago · 3 km deep · 35 km away
  16. 2.133 km SW of South Dos Palos, California · 18052 days ago · 2 km deep · 36 km away
  17. 1.731 km NE of Soledad, California · 18052 days ago · 12 km deep · 37 km away
  18. 2.57 km NE of San Juan Bautista, California · 18052 days ago · 5 km deep · 86 km away
  19. 1.925 km ENE of Soledad, California · 18052 days ago · 8 km deep · 37 km away
  20. 1.75 km ESE of Tres Pinos, California · 18052 days ago · 7 km deep · 62 km away
  21. 1.621 km NW of Parkfield, California · 18051 days ago · 4 km deep · 49 km away
  22. 1.817 km NW of Parkfield, California · 18051 days ago · 2 km deep · 52 km away
  23. 1.59 km NNE of San Juan Bautista, California · 18050 days ago · 3 km deep · 87 km away
  24. 2.527 km ENE of Soledad, California · 18050 days ago · 5 km deep · 35 km away
  25. 2.42 km ESE of Tres Pinos, California · 18050 days ago · 10 km deep · 65 km away
  26. 2.525 km NE of Greenfield, California · 18050 days ago · 4 km deep · 32 km away
  27. 3.216 km W of Three Rocks, California · 18050 days ago · 15 km deep · 10 km away
  28. 1.619 km SSE of Tres Pinos, California · 18049 days ago · 5 km deep · 54 km away
  29. 1.627 km ENE of Soledad, California · 18049 days ago · 6 km deep · 35 km away
  30. 2.324 km NE of Greenfield, California · 18049 days ago · 1 km deep · 33 km away
  31. 2.214 km SSE of Tres Pinos, California · 18048 days ago · 4 km deep · 58 km away
  32. 2.515 km SSE of Tres Pinos, California · 18048 days ago · 8 km deep · 58 km away
  33. 1.710 km SSW of San Lucas, California · 18047 days ago · 13 km deep · 59 km away
  34. 1.72 km E of Tres Pinos, California · 18046 days ago · 8 km deep · 66 km away
  35. 1.75 km SSW of Tres Pinos, California · 18045 days ago · 7 km deep · 67 km away
  36. 2.329 km ENE of Soledad, California · 18045 days ago · 7 km deep · 35 km away
  37. 2.136 km W of Three Rocks, California · 18043 days ago · 3 km deep · 14 km away
  38. 2.429 km ENE of Soledad, California · 18042 days ago · 7 km deep · 35 km away
  39. 1.821 km NE of Soledad, California · 18040 days ago · 3 km deep · 43 km away
  40. 1.620 km ESE of Tres Pinos, California · 18039 days ago · 0 km deep · 47 km away
  41. 2.02 km WSW of San Juan Bautista, California · 18039 days ago · 6 km deep · 89 km away
  42. 2.225 km WSW of Lockwood, California · 18038 days ago · 8 km deep · 89 km away
  43. 1.71 km ESE of San Ardo, California · 18038 days ago · 11 km deep · 54 km away
  44. 2.312 km NNW of Hollister, California · 18037 days ago · 5 km deep · 87 km away
  45. 2.323 km NE of Greenfield, California · 18036 days ago · 7 km deep · 33 km away
  46. 1.711 km ESE of Gilroy, California · 18036 days ago · 5 km deep · 87 km away
  47. 2.125 km NE of Soledad, California · 18036 days ago · 5 km deep · 38 km away
  48. 1.911 km NNW of Hollister, California · 18036 days ago · 4 km deep · 87 km away
  49. 1.624 km NE of Greenfield, California · 18035 days ago · 7 km deep · 32 km away
  50. 2.37 km SSW of Tres Pinos, California · 18035 days ago · 7 km deep · 65 km away
  51. 1.67 km NNE of Hollister, California · 18035 days ago · 6 km deep · 78 km away
  52. 1.725 km NE of Soledad, California · 18034 days ago · 7 km deep · 39 km away
  53. 2.414 km S of Tres Pinos, California · 18033 days ago · 8 km deep · 58 km away
  54. 2.030 km NE of San Lucas, California · 18033 days ago · 11 km deep · 20 km away
  55. 2.12 km SSW of Hollister, California · 18032 days ago · 5 km deep · 76 km away
  56. 2.4Central California · 18032 days ago · 7 km deep · 94 km away
  57. 1.733 km SW of South Dos Palos, California · 18031 days ago · 8 km deep · 36 km away
  58. 1.610 km N of Lockwood, California · 18031 days ago · 11 km deep · 59 km away
  59. 2.27 km NE of Hollister, California · 18029 days ago · 5 km deep · 75 km away
  60. 1.86 km NE of Hollister, California · 18029 days ago · 5 km deep · 75 km away

The first 60 of 115.

Before

  1. 1.82 km E of San Ardo, California · 18059 days ago · 15 km deep · 53 km away
  2. 1.810 km NNW of Hollister, California · 18059 days ago · 9 km deep · 85 km away
  3. 1.714 km SSE of Tres Pinos, California · 18061 days ago · 8 km deep · 58 km away
  4. 2.515 km SSE of Tres Pinos, California · 18062 days ago · 7 km deep · 58 km away
  5. 1.914 km S of Tres Pinos, California · 18062 days ago · 8 km deep · 58 km away
  6. 2.7Central California · 18062 days ago · 8 km deep · 58 km away
  7. 2.215 km SSE of Tres Pinos, California · 18062 days ago · 8 km deep · 58 km away
  8. 3.515 km SSE of Tres Pinos, California · 18062 days ago · 8 km deep · 58 km away
  9. 3.015 km SSE of Tres Pinos, California · 18062 days ago · 7 km deep · 58 km away
  10. 3.014 km SSE of Tres Pinos, California · 18062 days ago · 8 km deep · 58 km away
  11. 1.621 km NE of Soledad, California · 18062 days ago · 6 km deep · 42 km away
  12. 2.224 km NE of King City, California · 18063 days ago · 1 km deep · 26 km away
  13. 2.220 km SSE of Tres Pinos, California · 18063 days ago · 5 km deep · 52 km away
  14. 1.8Central California · 18063 days ago · 4 km deep · 50 km away
  15. 2.023 km ENE of Soledad, California · 18064 days ago · 4 km deep · 36 km away
  16. 1.79 km SSW of Tres Pinos, California · 18064 days ago · 3 km deep · 65 km away
  17. 1.823 km ENE of Soledad, California · 18064 days ago · 4 km deep · 36 km away
  18. 1.830 km ENE of Soledad, California · 18065 days ago · 6 km deep · 35 km away
  19. 1.77 km NE of Ridgemark, California · 18065 days ago · 8 km deep · 72 km away
  20. 2.123 km NE of San Ardo, California · 18065 days ago · 7 km deep · 32 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1034933. Read Sat, Oct 3, 2026, 7:48 PM UTC.