California earthquakes

M2.1 earthquake Central California

A magnitude 2.1 earthquake struck in Central California on Tue, Jan 30, 1979, 9:01 AM PST (17:01 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M4.0 14 km S of Tres Pinos, California. This one was a foreshock.

Coalinga 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
2.1 (md), micro
Local time
UTC
1979-01-30 17:01:37 UTC
Depth
4.2 km (2.6 mi), shallow
Epicenter
36.016° N, 120.576° 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, 0.6 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
63°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 116 in the 60 days after this one and 47 in the 30 days before it.

After

  1. 1.621 km NW of Parkfield, California · 17408 days ago · 3 km deep · 3 km away
  2. 1.6Central California · 17407 days ago · 6 km deep · 68 km away
  3. 1.911 km N of Cayucos, California · 17407 days ago · 5 km deep · 59 km away
  4. 1.80 km SSW of Parkfield, California · 17406 days ago · 10 km deep · 19 km away
  5. 1.624 km NE of Greenfield, California · 17406 days ago · 5 km deep · 65 km away
  6. 2.110 km SE of Coalinga, California · 17406 days ago · 9 km deep · 29 km away
  7. 2.51 km ESE of Coalinga, California · 17405 days ago · 29 km deep · 24 km away
  8. 1.820 km NE of San Lucas, California · 17404 days ago · 5 km deep · 34 km away
  9. 2.722 km NNE of Soledad, California · 17403 days ago · 7 km deep · 86 km away
  10. 1.822 km NNE of Soledad, California · 17403 days ago · 6 km deep · 86 km away
  11. 3.63 km ESE of Parkfield, California · 17402 days ago · 8 km deep · 21 km away
  12. 1.625 km ENE of Soledad, California · 17401 days ago · 8 km deep · 74 km away
  13. 2.223 km NE of San Ardo, California · 17401 days ago · 6 km deep · 26 km away
  14. 2.124 km ENE of Greenfield, California · 17400 days ago · 5 km deep · 57 km away
  15. 1.824 km ENE of King City, California · 17399 days ago · 4 km deep · 46 km away
  16. 2.324 km ENE of Greenfield, California · 17398 days ago · 6 km deep · 57 km away
  17. 2.116 km NW of Parkfield, California · 17397 days ago · 5 km deep · 2 km away
  18. 3.612 km S of Tres Pinos, California · 17397 days ago · 4 km deep · 99 km away
  19. 2.512 km S of Tres Pinos, California · 17397 days ago · 4 km deep · 98 km away
  20. 3.112 km S of Tres Pinos, California · 17397 days ago · 4 km deep · 98 km away
  21. 4.014 km S of Tres Pinos, California · 17397 days ago · 6 km deep · 96 km away
  22. 1.811 km S of Tres Pinos, California · 17397 days ago · 4 km deep · 99 km away
  23. 2.512 km S of Tres Pinos, California · 17396 days ago · 4 km deep · 99 km away
  24. 1.823 km NE of King City, California · 17396 days ago · 5 km deep · 54 km away
  25. 1.612 km S of Tres Pinos, California · 17396 days ago · 4 km deep · 99 km away
  26. 3.523 km NE of Soledad, California · 17396 days ago · 9 km deep · 79 km away
  27. 1.624 km NE of Soledad, California · 17396 days ago · 9 km deep · 78 km away
  28. 1.823 km NE of Soledad, California · 17396 days ago · 9 km deep · 79 km away
  29. 1.521 km NE of Soledad, California · 17395 days ago · 8 km deep · 81 km away
  30. 1.612 km NW of Avenal, California · 17394 days ago · 8 km deep · 33 km away
  31. 1.924 km NE of Soledad, California · 17394 days ago · 9 km deep · 79 km away
  32. 2.511 km S of Tres Pinos, California · 17393 days ago · 4 km deep · 99 km away
  33. 3.017 km SSE of Tres Pinos, California · 17393 days ago · 5 km deep · 93 km away
  34. 1.616 km SSE of Tres Pinos, California · 17393 days ago · 5 km deep · 93 km away
  35. 2.116 km SSE of Tres Pinos, California · 17393 days ago · 5 km deep · 93 km away
  36. 1.815 km NW of Parkfield, California · 17393 days ago · 4 km deep · 3 km away
  37. 1.923 km NE of Soledad, California · 17392 days ago · 9 km deep · 79 km away
  38. 1.933 km SSE of Big Sur, California · 17392 days ago · 3 km deep · 93 km away
  39. 1.823 km NE of Soledad, California · 17392 days ago · 9 km deep · 79 km away
  40. 2.123 km ENE of San Ardo, California · 17391 days ago · 6 km deep · 12 km away
  41. 1.910 km E of Mendota, California · 17390 days ago · 5 km deep · 86 km away
  42. 1.523 km NE of Soledad, California · 17390 days ago · 9 km deep · 79 km away
  43. 1.99 km SSE of Parkfield, California · 17389 days ago · 6 km deep · 28 km away
  44. 1.824 km NE of Soledad, California · 17389 days ago · 7 km deep · 79 km away
  45. 2.04 km SSE of Parkfield, California · 17389 days ago · 5 km deep · 22 km away
  46. 1.810 km SSE of Parkfield, California · 17389 days ago · 6 km deep · 28 km away
  47. 1.812 km S of Tres Pinos, California · 17388 days ago · 2 km deep · 99 km away
  48. 1.824 km NE of Soledad, California · 17388 days ago · 9 km deep · 79 km away
  49. 2.024 km NE of Soledad, California · 17388 days ago · 9 km deep · 79 km away
  50. 1.924 km NE of Soledad, California · 17388 days ago · 9 km deep · 79 km away
  51. 2.4Central California · 17387 days ago · 4 km deep · 98 km away
  52. 1.624 km ENE of Greenfield, California · 17387 days ago · 5 km deep · 61 km away
  53. 2.121 km NE of Soledad, California · 17385 days ago · 8 km deep · 77 km away
  54. 1.521 km NE of Soledad, California · 17384 days ago · 7 km deep · 78 km away
  55. 1.517 km SSE of Tres Pinos, California · 17384 days ago · 5 km deep · 92 km away
  56. 3.17 km SSW of Huron, California · 17382 days ago · 10 km deep · 43 km away
  57. 2.38 km NE of Coalinga, California · 17382 days ago · 5 km deep · 32 km away
  58. 2.113 km SW of Three Rocks, California · 17381 days ago · 14 km deep · 44 km away
  59. 1.8Central California · 17380 days ago · 7 km deep · 84 km away
  60. 2.221 km NE of Soledad, California · 17380 days ago · 6 km deep · 84 km away

The first 60 of 116.

Before

  1. 1.80 km SSW of Parkfield, California · 17411 days ago · 5 km deep · 18 km away
  2. 1.97 km N of Cambria, California · 17411 days ago · 11 km deep · 61 km away
  3. 2.523 km ENE of San Lucas, California · 17412 days ago · 6 km deep · 33 km away
  4. 1.724 km ENE of San Ardo, California · 17412 days ago · 3 km deep · 10 km away
  5. 1.76 km NNW of Avenal, California · 17413 days ago · 7 km deep · 37 km away
  6. 2.1Central California · 17415 days ago · 7 km deep · 80 km away
  7. 2.423 km ENE of San Lucas, California · 17417 days ago · 5 km deep · 31 km away
  8. 1.629 km ENE of Soledad, California · 17417 days ago · 4 km deep · 74 km away
  9. 2.728 km WSW of Mendota, California · 17421 days ago · 6 km deep · 71 km away
  10. 1.823 km NE of King City, California · 17422 days ago · 4 km deep · 47 km away
  11. 2.221 km NE of Soledad, California · 17422 days ago · 6 km deep · 80 km away
  12. 1.725 km NE of Greenfield, California · 17423 days ago · 2 km deep · 62 km away
  13. 2.221 km NE of Soledad, California · 17424 days ago · 6 km deep · 80 km away
  14. 1.814 km SE of Parkfield, California · 17424 days ago · 4 km deep · 32 km away
  15. 1.823 km NNE of San Lucas, California · 17424 days ago · 5 km deep · 42 km away
  16. 1.919 km NW of Parkfield, California · 17425 days ago · 4 km deep · 1 km away
  17. 1.521 km SSE of Tres Pinos, California · 17426 days ago · 5 km deep · 89 km away
  18. 2.120 km SSE of Tres Pinos, California · 17426 days ago · 6 km deep · 89 km away
  19. 3.123 km NE of King City, California · 17428 days ago · 7 km deep · 48 km away
  20. 1.913 km S of Tres Pinos, California · 17429 days ago · 4 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1044405. Read Wed, Sep 30, 2026, 10:27 AM UTC.