California earthquakes

M2.8 earthquake 7 km SSE of Three Rocks, California

A magnitude 2.8 earthquake struck 7 km SSE of Three Rocks, California on Mon, Feb 9, 1976, 3:31 PM PST (23:31 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M2.8 6 km SSW of Cantua Creek, California. This one was a foreshock.

San Joaquin 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
2.8 (md), micro
Local time
UTC
1976-02-09 23:31:47 UTC
Depth
8.7 km (5.4 mi), shallow
Epicenter
36.443° N, 120.356° 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 0.7 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
117°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 188 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.86 km SSW of Cantua Creek, California · 18488 days ago · 7 km deep · 0 km away
  2. 3.16 km SSE of Three Rocks, California · 18488 days ago · 7 km deep · 1 km away
  3. 2.024 km NE of Greenfield, California · 18488 days ago · 5 km deep · 62 km away
  4. 1.617 km E of Tres Pinos, California · 18487 days ago · 6 km deep · 80 km away
  5. 1.511 km NW of Avenal, California · 18487 days ago · 9 km deep · 43 km away
  6. 2.123 km NE of King City, California · 18487 days ago · 4 km deep · 55 km away
  7. 2.4Central California · 18487 days ago · 4 km deep · 66 km away
  8. 2.624 km NE of Greenfield, California · 18485 days ago · 2 km deep · 60 km away
  9. 4.05 km ENE of Tres Pinos, California · 18485 days ago · 4 km deep · 90 km away
  10. 1.65 km E of Tres Pinos, California · 18485 days ago · 3 km deep · 90 km away
  11. 2.824 km NE of Greenfield, California · 18485 days ago · 2 km deep · 60 km away
  12. 2.322 km NE of San Lucas, California · 18484 days ago · 5 km deep · 49 km away
  13. 1.94 km ENE of Tres Pinos, California · 18484 days ago · 8 km deep · 91 km away
  14. 1.90 km SW of Parkfield, California · 18483 days ago · 11 km deep · 61 km away
  15. 2.621 km NW of Parkfield, California · 18483 days ago · 7 km deep · 50 km away
  16. 1.736 km SSW of South Dos Palos, California · 18483 days ago · 6 km deep · 50 km away
  17. 2.722 km NE of San Lucas, California · 18483 days ago · 6 km deep · 48 km away
  18. 1.719 km SSE of Tres Pinos, California · 18483 days ago · 8 km deep · 82 km away
  19. 2.617 km E of Shandon, California · 18482 days ago · 11 km deep · 91 km away
  20. 2.123 km NE of San Ardo, California · 18482 days ago · 8 km deep · 45 km away
  21. 2.04 km ENE of Tres Pinos, California · 18482 days ago · 5 km deep · 92 km away
  22. 2.825 km NE of King City, California · 18482 days ago · 0 km deep · 54 km away
  23. 1.814 km SE of Parkfield, California · 18481 days ago · 9 km deep · 73 km away
  24. 3.021 km NE of San Ardo, California · 18481 days ago · 3 km deep · 47 km away
  25. 2.523 km ENE of Soledad, California · 18481 days ago · 3 km deep · 65 km away
  26. 2.617 km SW of Volta, California · 18481 days ago · 4 km deep · 87 km away
  27. 2.423 km ENE of Soledad, California · 18480 days ago · 4 km deep · 66 km away
  28. 1.6Central California · 18480 days ago · 6 km deep · 95 km away
  29. 2.722 km ENE of San Lucas, CA · 18480 days ago · 1 km deep · 48 km away
  30. 1.8Central California · 18480 days ago · 7 km deep · 87 km away
  31. 2.315 km NW of Parkfield, California · 18480 days ago · 5 km deep · 53 km away
  32. 1.56 km NW of Parkfield, California · 18480 days ago · 10 km deep · 57 km away
  33. 1.910 km S of Tres Pinos, California · 18479 days ago · 4 km deep · 91 km away
  34. 2.515 km W of Volta, California · 18479 days ago · 2 km deep · 98 km away
  35. 1.6Central California · 18479 days ago · 3 km deep · 84 km away
  36. 1.924 km NE of Soledad, California · 18478 days ago · 6 km deep · 68 km away
  37. 2.224 km NE of Greenfield, California · 18478 days ago · 0 km deep · 59 km away
  38. 1.726 km NE of Soledad, California · 18477 days ago · 7 km deep · 70 km away
  39. 3.025 km ENE of Soledad, California · 18476 days ago · 7 km deep · 66 km away
  40. 1.724 km NE of Soledad, California · 18476 days ago · 10 km deep · 71 km away
  41. 2.221 km ENE of San Lucas, California · 18476 days ago · 3 km deep · 48 km away
  42. 2.122 km NE of San Lucas, California · 18476 days ago · 7 km deep · 47 km away
  43. 2.4Central California · 18476 days ago · 2 km deep · 72 km away
  44. 2.323 km NNE of San Lucas, California · 18476 days ago · 2 km deep · 49 km away
  45. 2.917km N of Coalinga, CA · 18476 days ago · 6 km deep · 17 km away
  46. 1.610 km SE of Coalinga, California · 18475 days ago · 9 km deep · 41 km away
  47. 1.724 km NE of Greenfield, California · 18475 days ago · 5 km deep · 62 km away
  48. 2.122 km NNE of Soledad, California · 18475 days ago · 2 km deep · 78 km away
  49. 1.95 km NW of Parkfield, California · 18475 days ago · 4 km deep · 58 km away
  50. 1.55 km NW of Parkfield, California · 18475 days ago · 4 km deep · 58 km away
  51. 1.65 km NW of Parkfield, California · 18475 days ago · 4 km deep · 58 km away
  52. 1.928 km NE of Soledad, California · 18475 days ago · 10 km deep · 65 km away
  53. 2.023 km NE of Greenfield, California · 18474 days ago · 5 km deep · 61 km away
  54. 1.820 km NW of Parkfield, California · 18474 days ago · 0 km deep · 51 km away
  55. 1.617 km NW of Parkfield, California · 18474 days ago · 4 km deep · 52 km away
  56. 2.525 km NE of Greenfield, California · 18474 days ago · 4 km deep · 59 km away
  57. 1.721 km NE of Soledad, California · 18474 days ago · 3 km deep · 73 km away
  58. 1.818 km NW of Parkfield, California · 18474 days ago · 4 km deep · 52 km away
  59. 3.025 km NE of Greenfield, California · 18473 days ago · 2 km deep · 58 km away
  60. 2.321 km NE of Soledad, California · 18472 days ago · 7 km deep · 70 km away

The first 60 of 188.

Before

  1. 2.97 km SSE of Three Rocks, California · 18488 days ago · 9 km deep · 0 km away
  2. 1.528 km NE of Soledad, California · 18489 days ago · 9 km deep · 68 km away
  3. 1.723 km ENE of Soledad, California · 18489 days ago · 5 km deep · 65 km away
  4. 2.223 km ENE of Soledad, California · 18490 days ago · 3 km deep · 67 km away
  5. 2.424 km ENE of Greenfield, California · 18490 days ago · 5 km deep · 57 km away
  6. 2.523 km NNE of San Lucas, California · 18490 days ago · 6 km deep · 49 km away
  7. 2.211 km S of Tres Pinos, California · 18490 days ago · 4 km deep · 90 km away
  8. 1.65 km NW of Parkfield, California · 18491 days ago · 4 km deep · 58 km away
  9. 3.514 km NW of Parkfield, California · 18492 days ago · 5 km deep · 53 km away
  10. 2.020 km SSE of Tres Pinos, California · 18494 days ago · 4 km deep · 80 km away
  11. 2.624 km NE of Greenfield, California · 18495 days ago · 6 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1028752. Read Tue, Sep 22, 2026, 3:35 PM UTC.