California earthquakes

M1.7 earthquake Central California

A magnitude 1.7 earthquake struck in Central California on Sun, Apr 18, 1976, 12:25 PM PST (20:25 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.6 21 km NE of Soledad, 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.

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The earthquake

Magnitude
1.7 (md), micro
Local time
UTC
1976-04-18 20:25:55 UTC
Depth
3.2 km (2.0 mi), shallow
Epicenter
36.828° N, 121.299° 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
±0.22
Depth from
From location
Station coverage gap
84°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 180 in the 60 days after this one and 0 in the 30 days before it.

After

  1. 2.621 km NE of Soledad, California · 18418 days ago · 7 km deep · 33 km away
  2. 1.616 km E of Seven Trees, California · 18418 days ago · 9 km deep · 59 km away
  3. 3.221 km SSE of Tres Pinos, California · 18418 days ago · 6 km deep · 24 km away
  4. 3.025 km NE of Greenfield, California · 18418 days ago · 1 km deep · 49 km away
  5. 2.610 km NE of Milpitas, California · 18418 days ago · 4 km deep · 89 km away
  6. 2.024 km NE of King City, California · 18417 days ago · 1 km deep · 58 km away
  7. 2.411 km S of Tres Pinos, California · 18417 days ago · 4 km deep · 16 km away
  8. 2.523 km ENE of San Lucas, California · 18417 days ago · 8 km deep · 79 km away
  9. 2.213 km NW of Lockwood, California · 18417 days ago · 8 km deep · 91 km away
  10. 2.46 km NE of East Foothills, California · 18417 days ago · 8 km deep · 77 km away
  11. 2.07 km NNE of San Martin, California · 18416 days ago · 5 km deep · 43 km away
  12. 1.927 km NE of Soledad, California · 18416 days ago · 9 km deep · 35 km away
  13. 3.323 km SW of Three Rocks, California · 18416 days ago · 24 km deep · 80 km away
  14. 1.98 km ENE of Gilroy, California · 18416 days ago · 7 km deep · 28 km away
  15. 2.525 km NE of Soledad, California · 18416 days ago · 7 km deep · 29 km away
  16. 1.517 km E of Tres Pinos, California · 18416 days ago · 5 km deep · 15 km away
  17. 2.917 km SSE of Tres Pinos, California · 18414 days ago · 10 km deep · 22 km away
  18. 1.6Central California · 18413 days ago · 5 km deep · 26 km away
  19. 2.4Central California · 18413 days ago · 9 km deep · 10 km away
  20. 1.94 km WSW of Ridgemark, California · 18413 days ago · 9 km deep · 10 km away
  21. 3.022 km ENE of Soledad, California · 18413 days ago · 2 km deep · 39 km away
  22. 2.68 km ESE of Gilroy, California · 18412 days ago · 4 km deep · 23 km away
  23. 3.728 km SSW of South Dos Palos, California · 18412 days ago · 8 km deep · 47 km away
  24. 2.123 km ENE of Soledad, California · 18412 days ago · 4 km deep · 39 km away
  25. 1.97 km SE of La Honda, California · 18412 days ago · 4 km deep · 95 km away
  26. 1.95 km NE of Ridgemark, California · 18411 days ago · 5 km deep · 3 km away
  27. 2.15 km SSW of Tres Pinos, California · 18411 days ago · 7 km deep · 10 km away
  28. 2.925 km ENE of Greenfield, California · 18411 days ago · 5 km deep · 52 km away
  29. 2.521 km NE of Soledad, California · 18411 days ago · 6 km deep · 29 km away
  30. 1.85 km SSW of Tres Pinos, California · 18410 days ago · 8 km deep · 10 km away
  31. 2.922 km NE of San Lucas, California · 18410 days ago · 7 km deep · 74 km away
  32. 2.024 km E of Tres Pinos, California · 18410 days ago · 0 km deep · 23 km away
  33. 1.620 km ENE of East Foothills, California · 18410 days ago · 8 km deep · 71 km away
  34. 1.63 km E of Aromas, California · 18410 days ago · 7 km deep · 28 km away
  35. 2.37 km NE of Ridgemark, California · 18409 days ago · 5 km deep · 5 km away
  36. 2.021 km NE of Soledad, California · 18407 days ago · 7 km deep · 30 km away
  37. 1.79 km NNW of Hollister, California · 18407 days ago · 4 km deep · 18 km away
  38. 2.011 km SSE of Tres Pinos, California · 18406 days ago · 8 km deep · 16 km away
  39. 2.74 km WSW of Loyola, California · 18406 days ago · 6 km deep · 94 km away
  40. 1.78 km SSW of Tres Pinos, California · 18404 days ago · 3 km deep · 14 km away
  41. 2.321 km ESE of Tres Pinos, California · 18404 days ago · 5 km deep · 21 km away
  42. 2.45 km SSW of Tres Pinos, California · 18404 days ago · 9 km deep · 10 km away
  43. 2.322 km ENE of San Lucas, California · 18404 days ago · 7 km deep · 80 km away
  44. 2.215 km SSE of Diablo Grande, California · 18403 days ago · 3 km deep · 49 km away
  45. 2.119 km NE of East Foothills, California · 18403 days ago · 8 km deep · 83 km away
  46. 2.324 km NE of Greenfield, California · 18400 days ago · 5 km deep · 48 km away
  47. 2.65 km S of Gilroy, California · 18400 days ago · 9 km deep · 28 km away
  48. 2.221 km NE of Soledad, California · 18400 days ago · 7 km deep · 33 km away
  49. 2.112 km SSE of Tres Pinos, California · 18400 days ago · 4 km deep · 16 km away
  50. 2.17 km NE of Ridgemark, California · 18399 days ago · 4 km deep · 5 km away
  51. 1.98 km SSW of Tres Pinos, California · 18399 days ago · 3 km deep · 13 km away
  52. 1.62 km WSW of Ridgemark, California · 18399 days ago · 6 km deep · 8 km away
  53. 1.721 km NE of Soledad, California · 18398 days ago · 6 km deep · 35 km away
  54. 2.27 km SSE of Gilroy, California · 18398 days ago · 6 km deep · 24 km away
  55. 2.321 km NNE of Soledad, California · 18398 days ago · 8 km deep · 26 km away
  56. 1.97 km ESE of Big Sur, California · 18398 days ago · 7 km deep · 76 km away
  57. 1.714 km N of Morgan Hill, California · 18398 days ago · 3 km deep · 57 km away
  58. 1.622 km SSE of Tres Pinos, California · 18398 days ago · 6 km deep · 26 km away
  59. 1.89 km NE of San Martin, California · 18398 days ago · 7 km deep · 41 km away
  60. 2.421 km NNE of Morgan Hill, California · 18397 days ago · 9 km deep · 58 km away

The first 60 of 180.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1029457. Read Tue, Sep 22, 2026, 10:27 PM UTC.