California earthquakes

M2.4 earthquake 10 km S of Tres Pinos, California

A magnitude 2.4 earthquake struck 10 km S of Tres Pinos, California on Sat, Apr 7, 1979, 8:09 AM PST (16:09 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.8 15 km E of Seven Trees, California. This one was a foreshock.

Ridgemark forecastMore in California

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.4 (md), micro
Local time
UTC
1979-04-07 16:09:06 UTC
Depth
3.6 km (2.3 mi), shallow
Epicenter
36.699° N, 121.334° 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 0.2 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
35°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 151 in the 60 days after this one and 61 in the 30 days before it.

After

  1. 2.810 km E of Big Sur, California · 17342 days ago · 11 km deep · 57 km away
  2. 2.532 km W of Three Rocks, California · 17340 days ago · 10 km deep · 57 km away
  3. 2.131 km ENE of Soledad, California · 17340 days ago · 9 km deep · 32 km away
  4. 2.722 km WNW of Three Rocks, California · 17339 days ago · 8 km deep · 65 km away
  5. 1.722 km WNW of Three Rocks, California · 17339 days ago · 5 km deep · 66 km away
  6. 2.021 km NE of Soledad, California · 17338 days ago · 6 km deep · 24 km away
  7. 1.625 km NE of Greenfield, California · 17337 days ago · 1 km deep · 40 km away
  8. 1.723 km ENE of Soledad, California · 17337 days ago · 2 km deep · 29 km away
  9. 2.08 km SW of Tres Pinos, California · 17336 days ago · 2 km deep · 5 km away
  10. 1.924 km NE of King City, California · 17336 days ago · 1 km deep · 48 km away
  11. 1.723 km NE of Soledad, California · 17335 days ago · 8 km deep · 24 km away
  12. 2.222 km NE of Soledad, California · 17335 days ago · 2 km deep · 26 km away
  13. 2.13 km NE of Interlaken, California · 17334 days ago · 11 km deep · 45 km away
  14. 2.19 km SW of San Martin, California · 17334 days ago · 2 km deep · 50 km away
  15. 2.69 km ESE of East Foothills, California · 17332 days ago · 6 km deep · 80 km away
  16. 1.522 km NE of San Lucas, California · 17332 days ago · 5 km deep · 61 km away
  17. 1.622 km ENE of San Lucas, California · 17332 days ago · 9 km deep · 70 km away
  18. 1.932 km WNW of Three Rocks, California · 17331 days ago · 12 km deep · 55 km away
  19. 2.06 km NNE of East Foothills, California · 17331 days ago · 6 km deep · 91 km away
  20. 2.822 km NE of Soledad, California · 17330 days ago · 2 km deep · 25 km away
  21. 1.95 km ESE of Aromas, California · 17330 days ago · 5 km deep · 29 km away
  22. 1.711 km S of Tres Pinos, California · 17330 days ago · 5 km deep · 2 km away
  23. 1.922 km NE of Soledad, California · 17330 days ago · 2 km deep · 26 km away
  24. 3.542km SW of Mendota, CA · 17329 days ago · 6 km deep · 55 km away
  25. 2.826 km WNW of Three Rocks, California · 17329 days ago · 3 km deep · 61 km away
  26. 2.1Central California · 17329 days ago · 4 km deep · 6 km away
  27. 2.314 km E of Seven Trees, California · 17329 days ago · 6 km deep · 74 km away
  28. 2.022 km NE of Soledad, California · 17329 days ago · 4 km deep · 25 km away
  29. 1.85 km SSW of Tres Pinos, California · 17328 days ago · 4 km deep · 6 km away
  30. 2.515 km SSW of Lockwood, California · 17328 days ago · 13 km deep · 99 km away
  31. 2.224 km NE of Greenfield, California · 17328 days ago · 4 km deep · 35 km away
  32. 3.1Central California · 17327 days ago · 8 km deep · 15 km away
  33. 1.54 km S of Ridgemark, California · 17327 days ago · 3 km deep · 9 km away
  34. 2.04 km WNW of San Juan Bautista, California · 17327 days ago · 6 km deep · 29 km away
  35. 2.714 km N of Morgan Hill, California · 17326 days ago · 6 km deep · 68 km away
  36. 1.83 km S of Tres Pinos, California · 17325 days ago · 5 km deep · 7 km away
  37. 2.521 km NE of Soledad, California · 17325 days ago · 6 km deep · 24 km away
  38. 2.321 km NE of Soledad, California · 17325 days ago · 5 km deep · 25 km away
  39. 1.814 km N of Morgan Hill, California · 17322 days ago · 6 km deep · 68 km away
  40. 1.84 km SSW of Gilroy, California · 17322 days ago · 6 km deep · 37 km away
  41. 1.622 km NNE of Soledad, California · 17322 days ago · 5 km deep · 16 km away
  42. 2.11 km N of Aromas, California · 17322 days ago · 8 km deep · 35 km away
  43. 2.121 km NE of Soledad, California · 17321 days ago · 7 km deep · 22 km away
  44. 2.55 km NNW of San Juan Bautista, California · 17320 days ago · 7 km deep · 30 km away
  45. 1.712 km SE of Carmel Valley Village, California · 17319 days ago · 8 km deep · 45 km away
  46. 1.66 km ESE of East Foothills, California · 17318 days ago · 2 km deep · 82 km away
  47. 1.531 km SW of South Dos Palos, California · 17317 days ago · 3 km deep · 39 km away
  48. 2.524 km ENE of Soledad, California · 17316 days ago · 2 km deep · 33 km away
  49. 1.722 km NNE of Soledad, California · 17316 days ago · 1 km deep · 16 km away
  50. 1.827 km NE of King City, California · 17315 days ago · 5 km deep · 47 km away
  51. 1.97 km NNE of Interlaken, California · 17315 days ago · 6 km deep · 48 km away
  52. 1.617 km SSE of Tres Pinos, California · 17314 days ago · 5 km deep · 9 km away
  53. 2.56 km NE of East Foothills, California · 17313 days ago · 11 km deep · 89 km away
  54. 2.0Central California · 17313 days ago · 1 km deep · 28 km away
  55. 1.7Central California · 17313 days ago · 7 km deep · 41 km away
  56. 1.623 km ENE of Soledad, California · 17313 days ago · 2 km deep · 28 km away
  57. 1.96 km WSW of Gilroy, California · 17313 days ago · 6 km deep · 40 km away
  58. 1.521 km NE of Soledad, California · 17313 days ago · 7 km deep · 18 km away
  59. 1.6Central California · 17312 days ago · 3 km deep · 5 km away
  60. 1.76 km NNE of Interlaken, California · 17312 days ago · 6 km deep · 48 km away

The first 60 of 151.

Before

  1. 2.210 km E of Big Sur, California · 17342 days ago · 11 km deep · 57 km away
  2. 1.98 km NE of Milpitas, California · 17343 days ago · 7 km deep · 97 km away
  3. 1.513 km N of Morgan Hill, California · 17343 days ago · 5 km deep · 68 km away
  4. 2.410 km WSW of Ridgemark, California · 17343 days ago · 6 km deep · 13 km away
  5. 1.623 km ENE of Soledad, California · 17343 days ago · 1 km deep · 29 km away
  6. 1.621 km SSW of Three Rocks, California · 17343 days ago · 4 km deep · 87 km away
  7. 1.523 km ENE of Soledad, California · 17343 days ago · 3 km deep · 28 km away
  8. 1.87 km NNE of Hollister, California · 17344 days ago · 7 km deep · 25 km away
  9. 1.65 km S of Gilroy, California · 17344 days ago · 3 km deep · 36 km away
  10. 1.79 km WSW of Ridgemark, California · 17345 days ago · 7 km deep · 14 km away
  11. 3.010 km WSW of Ridgemark, California · 17345 days ago · 8 km deep · 14 km away
  12. 1.620 km NW of Parkfield, California · 17346 days ago · 3 km deep · 100 km away
  13. 2.825km SSE of King City, CA · 17349 days ago · 6 km deep · 83 km away
  14. 2.215 km N of Morgan Hill, California · 17349 days ago · 2 km deep · 69 km away
  15. 2.624 km ENE of Soledad, California · 17350 days ago · 4 km deep · 32 km away
  16. 3.524 km ENE of Soledad, California · 17350 days ago · 3 km deep · 33 km away
  17. 2.423 km ENE of Soledad, California · 17350 days ago · 3 km deep · 32 km away
  18. 1.726 km ENE of Greenfield, California · 17351 days ago · 9 km deep · 44 km away
  19. 2.024 km ENE of Greenfield, California · 17351 days ago · 3 km deep · 40 km away
  20. 2.12 km ESE of Cupertino, California · 17352 days ago · 13 km deep · 90 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1045310. Read Tue, Sep 29, 2026, 1:32 PM UTC.