California earthquakes

M3.1 earthquake 4 km N of Biola, California

A magnitude 3.1 earthquake struck 4 km N of Biola, California on Thu, Dec 29, 1977, 8:15 AM PST (16:15 UTC), 7 km (4 mi) below the surface.

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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
3.1 (md), minor
Local time
UTC
1977-12-29 16:15:58 UTC
Depth
7.1 km (4.4 mi), shallow
Epicenter
36.847° N, 120.020° 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, 0.9 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
136°
Stations used
71

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 47 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.322 km NE of San Lucas, California · 17798 days ago · 6 km deep · 98 km away
  2. 2.96km SSE of Biola, CA · 17797 days ago · 6 km deep · 11 km away
  3. 2.45 km NW of Kerman, California · 17796 days ago · -1 km deep · 12 km away
  4. 2.1Central California · 17796 days ago · 4 km deep · 94 km away
  5. 2.022 km ENE of Tres Pinos, California · 17796 days ago · 6 km deep · 94 km away
  6. 3.1Central California · 17796 days ago · 9 km deep · 98 km away
  7. 2.127 km ENE of Soledad, California · 17796 days ago · 9 km deep · 98 km away
  8. 1.823 km NE of San Lucas, California · 17791 days ago · 6 km deep · 97 km away
  9. 3.026 km NE of Greenfield, California · 17791 days ago · 8 km deep · 98 km away
  10. 1.922 km NE of San Lucas, California · 17791 days ago · 7 km deep · 97 km away
  11. 2.318 km SSW of Three Rocks, California · 17788 days ago · 9 km deep · 68 km away
  12. 2.322 km ENE of Tres Pinos, California · 17779 days ago · 5 km deep · 94 km away
  13. 1.824 km NE of Greenfield, California · 17778 days ago · 0 km deep · 99 km away
  14. 2.826 km NE of Soledad, California · 17775 days ago · 9 km deep · 100 km away
  15. 1.626 km NE of Soledad, California · 17775 days ago · 9 km deep · 100 km away
  16. 2.225 km SE of Tres Pinos, California · 17773 days ago · 10 km deep · 99 km away
  17. 1.914 km WSW of Coalinga, California · 17773 days ago · 3 km deep · 96 km away
  18. 1.814 km WSW of Coalinga, California · 17773 days ago · 1 km deep · 97 km away
  19. 1.628 km ENE of Soledad, California · 17773 days ago · 10 km deep · 98 km away
  20. 2.023 km NE of San Ardo, California · 17769 days ago · 7 km deep · 98 km away
  21. 1.822 km ENE of San Lucas, California · 17767 days ago · 4 km deep · 99 km away
  22. 1.922 km ENE of San Lucas, California · 17767 days ago · 7 km deep · 98 km away
  23. 1.526 km NE of Soledad, California · 17767 days ago · 8 km deep · 100 km away
  24. 2.123 km NE of King City, California · 17767 days ago · 7 km deep · 98 km away
  25. 1.626 km NE of Soledad, California · 17765 days ago · 8 km deep · 100 km away
  26. 1.834 km SSW of South Dos Palos, California · 17763 days ago · 10 km deep · 74 km away
  27. 1.924 km ENE of Greenfield, California · 17762 days ago · 5 km deep · 100 km away
  28. 2.426 km NE of Greenfield, California · 17762 days ago · 7 km deep · 98 km away
  29. 1.724 km NE of Greenfield, California · 17761 days ago · 0 km deep · 100 km away
  30. 1.825 km NE of Greenfield, California · 17761 days ago · 2 km deep · 99 km away
  31. 2.133 km W of Three Rocks, California · 17761 days ago · 8 km deep · 76 km away
  32. 3.111km N of Avenal, CA · 17761 days ago · 6 km deep · 83 km away
  33. 2.16 km NNW of Avenal, California · 17760 days ago · 13 km deep · 88 km away
  34. 2.37 km NNW of Avenal, California · 17760 days ago · 12 km deep · 88 km away
  35. 1.97 km NNW of Avenal, California · 17759 days ago · 13 km deep · 89 km away
  36. 2.08 km N of Avenal, California · 17759 days ago · 14 km deep · 86 km away
  37. 1.913 km NW of Avenal, California · 17759 days ago · 13 km deep · 86 km away
  38. 1.523 km E of Tres Pinos, California · 17756 days ago · 2 km deep · 93 km away
  39. 1.629 km ENE of Soledad, California · 17752 days ago · 9 km deep · 97 km away
  40. 1.825 km NE of King City, California · 17750 days ago · 2 km deep · 98 km away
  41. 2.2Central California · 17746 days ago · 10 km deep · 89 km away
  42. 1.722 km NE of San Ardo, California · 17744 days ago · 7 km deep · 99 km away
  43. 2.827 km W of Three Rocks, California · 17743 days ago · 8 km deep · 71 km away
  44. 2.423 km NNE of San Lucas, California · 17742 days ago · 5 km deep · 98 km away
  45. 1.737 km SSW of South Dos Palos, California · 17742 days ago · 7 km deep · 77 km away
  46. 1.737 km SSW of South Dos Palos, California · 17741 days ago · 6 km deep · 78 km away
  47. 2.0Central California · 17739 days ago · 7 km deep · 57 km away

Before

  1. 3.54 km NNW of Biola, California · 17799 days ago · 7 km deep · 1 km away
  2. 2.024 km NE of King City, California · 17801 days ago · 4 km deep · 98 km away
  3. 1.7Central California · 17804 days ago · 1 km deep · 99 km away
  4. 2.426 km NE of Greenfield, California · 17812 days ago · 5 km deep · 98 km away
  5. 1.923 km ENE of King City, California · 17815 days ago · 4 km deep · 98 km away
  6. 2.222 km NE of San Lucas, California · 17816 days ago · 7 km deep · 97 km away
  7. 1.725 km W of Coalinga, California · 17818 days ago · 6 km deep · 93 km away
  8. 2.026 km NE of Greenfield, California · 17822 days ago · 6 km deep · 98 km away
  9. 2.022 km NE of San Ardo, California · 17824 days ago · 6 km deep · 99 km away
  10. 1.622 km SSW of Los Banos, California · 17826 days ago · 3 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1038323 (also filed as ci3337181). Read Tue, Sep 22, 2026, 11:17 AM UTC.