California earthquakes

M3.5 earthquake 42km SW of Mendota, CA

A magnitude 3.5 earthquake struck 42km SW of Mendota, CA on Fri, Apr 20, 1979, 1:23 AM PST (09:23 UTC), 6 km (4 mi) below the surface.

Mendota 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
3.5 (ml), minor
Local time
UTC
1979-04-20 09:23:35 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
36.520° N, 120.757° 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 3.5 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.20
Depth from
Operator assigned
Station coverage gap
286°, poorly surrounded by stations
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 144 in the 60 days after this one and 55 in the 30 days before it.

After

  1. 2.826 km WNW of Three Rocks, California · 17331 days ago · 3 km deep · 15 km away
  2. 2.1Central California · 17330 days ago · 4 km deep · 59 km away
  3. 1.99 km NW of Parkfield, California · 17330 days ago · 8 km deep · 66 km away
  4. 2.022 km NE of Soledad, California · 17330 days ago · 4 km deep · 33 km away
  5. 1.85 km SSW of Tres Pinos, California · 17330 days ago · 4 km deep · 59 km away
  6. 2.515 km SSW of Lockwood, California · 17329 days ago · 13 km deep · 86 km away
  7. 2.224 km NE of Greenfield, California · 17329 days ago · 4 km deep · 27 km away
  8. 1.516 km NW of Parkfield, California · 17329 days ago · 3 km deep · 61 km away
  9. 3.1Central California · 17329 days ago · 8 km deep · 67 km away
  10. 1.54 km S of Ridgemark, California · 17329 days ago · 3 km deep · 62 km away
  11. 2.04 km WNW of San Juan Bautista, California · 17328 days ago · 6 km deep · 83 km away
  12. 1.83 km S of Tres Pinos, California · 17327 days ago · 5 km deep · 57 km away
  13. 2.521 km NE of Soledad, California · 17327 days ago · 6 km deep · 34 km away
  14. 2.321 km NE of Soledad, California · 17326 days ago · 5 km deep · 34 km away
  15. 1.615 km N of Huron, California · 17324 days ago · 4 km deep · 62 km away
  16. 1.84 km SSW of Gilroy, California · 17323 days ago · 6 km deep · 88 km away
  17. 1.622 km NNE of Soledad, California · 17323 days ago · 5 km deep · 41 km away
  18. 2.11 km N of Aromas, California · 17323 days ago · 8 km deep · 89 km away
  19. 2.121 km NE of Soledad, California · 17322 days ago · 7 km deep · 36 km away
  20. 2.55 km NNW of San Juan Bautista, California · 17322 days ago · 7 km deep · 83 km away
  21. 1.712 km SE of Carmel Valley Village, California · 17321 days ago · 8 km deep · 84 km away
  22. 1.710 km W of Oak Shores, California · 17319 days ago · 3 km deep · 88 km away
  23. 2.319 km NW of Parkfield, California · 17319 days ago · 4 km deep · 57 km away
  24. 1.531 km SW of South Dos Palos, California · 17318 days ago · 3 km deep · 30 km away
  25. 2.524 km ENE of Soledad, California · 17318 days ago · 2 km deep · 28 km away
  26. 1.722 km NNE of Soledad, California · 17318 days ago · 1 km deep · 41 km away
  27. 1.827 km NE of King City, California · 17317 days ago · 5 km deep · 21 km away
  28. 1.617 km SSE of Tres Pinos, California · 17315 days ago · 5 km deep · 47 km away
  29. 2.0Central California · 17314 days ago · 1 km deep · 31 km away
  30. 1.7Central California · 17314 days ago · 7 km deep · 25 km away
  31. 1.623 km ENE of Soledad, California · 17314 days ago · 2 km deep · 31 km away
  32. 1.96 km WSW of Gilroy, California · 17314 days ago · 6 km deep · 93 km away
  33. 1.521 km NE of Soledad, California · 17314 days ago · 7 km deep · 39 km away
  34. 1.6Central California · 17314 days ago · 3 km deep · 59 km away
  35. 1.6Central California · 17313 days ago · 5 km deep · 60 km away
  36. 1.633 km E of Tres Pinos, California · 17313 days ago · 3 km deep · 29 km away
  37. 2.121 km NNE of Soledad, California · 17312 days ago · 8 km deep · 40 km away
  38. 1.614 km ESE of Tres Pinos, California · 17312 days ago · 7 km deep · 44 km away
  39. 2.324 km NNE of King City, California · 17312 days ago · 5 km deep · 24 km away
  40. 2.425 km NE of Greenfield, California · 17312 days ago · 5 km deep · 24 km away
  41. 1.515 km ESE of Tres Pinos, California · 17312 days ago · 8 km deep · 43 km away
  42. 1.730 km SW of South Dos Palos, California · 17312 days ago · 2 km deep · 29 km away
  43. 1.75 km SSW of Tres Pinos, California · 17311 days ago · 7 km deep · 57 km away
  44. 1.911 km S of Tres Pinos, California · 17311 days ago · 4 km deep · 54 km away
  45. 1.97 km E of Gilroy, California · 17311 days ago · 5 km deep · 85 km away
  46. 2.024 km ENE of San Ardo, California · 17310 days ago · 7 km deep · 47 km away
  47. 2.75 km NW of Parkfield, California · 17310 days ago · 6 km deep · 70 km away
  48. 1.616 km SSE of Tres Pinos, California · 17309 days ago · 5 km deep · 48 km away
  49. 3.09 km SE of San Juan Bautista, California · 17309 days ago · 4 km deep · 70 km away
  50. 2.022 km NE of San Ardo, California · 17309 days ago · 6 km deep · 37 km away
  51. 1.625 km NE of Soledad, California · 17309 days ago · 8 km deep · 33 km away
  52. 1.511 km S of Tres Pinos, California · 17309 days ago · 4 km deep · 54 km away
  53. 1.723 km ENE of Soledad, California · 17308 days ago · 6 km deep · 28 km away
  54. 2.125 km WNW of Coalinga, California · 17308 days ago · 6 km deep · 39 km away
  55. 2.226 km WNW of Coalinga, California · 17308 days ago · 2 km deep · 38 km away
  56. 2.025 km WNW of Coalinga, California · 17308 days ago · 5 km deep · 38 km away
  57. 1.825 km WNW of Coalinga, California · 17308 days ago · 6 km deep · 38 km away
  58. 1.925 km WNW of Coalinga, California · 17308 days ago · 6 km deep · 38 km away
  59. 1.82 km S of Hollister, California · 17308 days ago · 5 km deep · 67 km away
  60. 1.69 km S of Tres Pinos, California · 17307 days ago · 2 km deep · 56 km away

The first 60 of 144.

Before

  1. 1.922 km NE of Soledad, California · 17331 days ago · 2 km deep · 33 km away
  2. 1.711 km S of Tres Pinos, California · 17331 days ago · 5 km deep · 53 km away
  3. 1.95 km ESE of Aromas, California · 17331 days ago · 5 km deep · 84 km away
  4. 2.822 km NE of Soledad, California · 17331 days ago · 2 km deep · 33 km away
  5. 2.111 km ESE of Coalinga, California · 17333 days ago · 9 km deep · 66 km away
  6. 2.412 km ESE of Coalinga, California · 17333 days ago · 9 km deep · 66 km away
  7. 1.932 km WNW of Three Rocks, California · 17333 days ago · 12 km deep · 10 km away
  8. 1.622 km ENE of San Lucas, California · 17333 days ago · 9 km deep · 32 km away
  9. 1.522 km NE of San Lucas, California · 17333 days ago · 5 km deep · 27 km away
  10. 2.13 km NE of Interlaken, California · 17335 days ago · 11 km deep · 98 km away
  11. 1.812 km SW of Lake Nacimiento, California · 17336 days ago · 4 km deep · 99 km away
  12. 2.222 km NE of Soledad, California · 17336 days ago · 2 km deep · 33 km away
  13. 1.723 km NE of Soledad, California · 17337 days ago · 8 km deep · 34 km away
  14. 1.924 km NE of King City, California · 17337 days ago · 1 km deep · 23 km away
  15. 2.08 km SW of Tres Pinos, California · 17338 days ago · 2 km deep · 60 km away
  16. 1.723 km ENE of Soledad, California · 17339 days ago · 2 km deep · 30 km away
  17. 1.625 km NE of Greenfield, California · 17339 days ago · 1 km deep · 24 km away
  18. 2.021 km NE of Soledad, California · 17340 days ago · 6 km deep · 35 km away
  19. 1.89 km S of Coalinga, California · 17340 days ago · 9 km deep · 64 km away
  20. 1.722 km WNW of Three Rocks, California · 17341 days ago · 5 km deep · 16 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3348521. Read Wed, Sep 30, 2026, 11:05 PM UTC.