California earthquakes

M1.7 earthquake 5 km SSW of Gilroy, California

A magnitude 1.7 earthquake struck 5 km SSW of Gilroy, California on Sat, Sep 26, 1981, 4:06 PM PDT (23:06 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M2.3 9 km ESE of East Foothills, California. This one was a foreshock.

Gilroy 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
1981-09-26 23:06:03 UTC
Depth
3.9 km (2.4 mi), shallow
Epicenter
36.962° N, 121.590° 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, 0.3 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
32°
Stations used
40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 132 in the 60 days after this one and 41 in the 30 days before it.

After

  1. 2.39 km ESE of East Foothills, California · 16431 days ago · 8 km deep · 44 km away
  2. 2.49 km NE of Gilroy, California · 16431 days ago · 9 km deep · 15 km away
  3. 1.927 km ENE of King City, California · 16431 days ago · 9 km deep · 93 km away
  4. 2.123 km NE of Soledad, California · 16431 days ago · 9 km deep · 60 km away
  5. 3.131 km NE of Soledad, California · 16430 days ago · 8 km deep · 63 km away
  6. 1.67 km SSE of Gilroy, California · 16430 days ago · 5 km deep · 5 km away
  7. 4.03 km S of San Juan Bautista, California · 16430 days ago · 9 km deep · 17 km away
  8. 1.812 km ESE of Tres Pinos, California · 16430 days ago · 10 km deep · 43 km away
  9. 2.44 km S of San Juan Bautista, California · 16430 days ago · 9 km deep · 18 km away
  10. 1.54 km S of San Juan Bautista, California · 16430 days ago · 8 km deep · 18 km away
  11. 2.34 km S of San Juan Bautista, California · 16430 days ago · 7 km deep · 18 km away
  12. 2.54 km SSE of San Juan Bautista, California · 16430 days ago · 7 km deep · 18 km away
  13. 2.44 km SSE of San Juan Bautista, California · 16430 days ago · 7 km deep · 18 km away
  14. 2.13 km SSW of San Juan Bautista, California · 16429 days ago · 7 km deep · 17 km away
  15. 2.74 km S of San Juan Bautista, California · 16429 days ago · 7 km deep · 18 km away
  16. 1.623 km NE of San Lucas, California · 16428 days ago · 5 km deep · 99 km away
  17. 3.222 km NE of Soledad, California · 16427 days ago · 7 km deep · 55 km away
  18. 1.921 km NE of Soledad, California · 16427 days ago · 6 km deep · 55 km away
  19. 1.813 km S of Tres Pinos, California · 16426 days ago · 3 km deep · 42 km away
  20. 1.54 km SSE of Diablo Grande, California · 16425 days ago · 8 km deep · 53 km away
  21. 1.89 km NE of Milpitas, California · 16424 days ago · 7 km deep · 64 km away
  22. 1.921 km NE of Soledad, California · 16424 days ago · 6 km deep · 55 km away
  23. 2.322 km SE of Livermore, California · 16423 days ago · 7 km deep · 67 km away
  24. 2.33 km S of San Juan Bautista, California · 16423 days ago · 7 km deep · 17 km away
  25. 2.010 km SW of Ridgemark, California · 16423 days ago · 10 km deep · 26 km away
  26. 1.86 km SE of Lexington Hills, California · 16422 days ago · 13 km deep · 34 km away
  27. 2.110 km SSW of Tracy, California · 16422 days ago · 9 km deep · 77 km away
  28. 2.123 km ENE of Soledad, California · 16422 days ago · 5 km deep · 67 km away
  29. 2.227 km E of Tres Pinos, California · 16421 days ago · 3 km deep · 56 km away
  30. 1.94 km SSE of San Juan Bautista, California · 16420 days ago · 7 km deep · 18 km away
  31. 1.621 km NE of Soledad, California · 16420 days ago · 3 km deep · 58 km away
  32. 1.57 km WSW of Ridgemark, California · 16420 days ago · 9 km deep · 23 km away
  33. 1.67 km WSW of Ridgemark, California · 16420 days ago · 9 km deep · 23 km away
  34. 1.625 km NE of Greenfield, California · 16420 days ago · 1 km deep · 77 km away
  35. 1.66 km SW of Gilroy, California · 16420 days ago · 5 km deep · 4 km away
  36. 2.013 km S of Tres Pinos, California · 16420 days ago · 2 km deep · 42 km away
  37. 2.07 km WSW of Ridgemark, California · 16419 days ago · 9 km deep · 23 km away
  38. 1.76 km NE of East Foothills, California · 16419 days ago · 8 km deep · 54 km away
  39. 1.715 km WNW of Davenport, California · 16419 days ago · 4 km deep · 68 km away
  40. 1.923 km NE of King City, California · 16419 days ago · 4 km deep · 89 km away
  41. 1.732 km W of Three Rocks, California · 16418 days ago · 12 km deep · 88 km away
  42. 2.19 km ESE of East Foothills, California · 16415 days ago · 7 km deep · 44 km away
  43. 2.87 km WSW of Ridgemark, California · 16415 days ago · 9 km deep · 23 km away
  44. 1.79 km NNW of Hollister, California · 16414 days ago · 10 km deep · 13 km away
  45. 1.610 km ESE of Gilroy, California · 16413 days ago · 5 km deep · 12 km away
  46. 2.021 km NE of Soledad, California · 16413 days ago · 6 km deep · 57 km away
  47. 1.82 km ESE of Tres Pinos, California · 16413 days ago · 8 km deep · 33 km away
  48. 1.510 km ESE of Gilroy, California · 16412 days ago · 5 km deep · 12 km away
  49. 2.03 km ESE of Tres Pinos, California · 16412 days ago · 7 km deep · 34 km away
  50. 1.630 km SW of South Dos Palos, California · 16410 days ago · 1 km deep · 67 km away
  51. 2.46 km SSE of San Juan Bautista, California · 16410 days ago · 9 km deep · 20 km away
  52. 1.66 km SSE of San Juan Bautista, California · 16410 days ago · 9 km deep · 20 km away
  53. 1.78 km S of Gilroy, California · 16410 days ago · 7 km deep · 4 km away
  54. 1.621 km NE of Soledad, California · 16409 days ago · 3 km deep · 56 km away
  55. 2.130 km ENE of Soledad, California · 16409 days ago · 7 km deep · 65 km away
  56. 1.530 km ENE of Soledad, California · 16409 days ago · 8 km deep · 65 km away
  57. 2.714 km E of Seven Trees, California · 16407 days ago · 7 km deep · 40 km away
  58. 1.923 km SSW of South Dos Palos, California · 16406 days ago · 4 km deep · 74 km away
  59. 1.99 km NE of Gilroy, California · 16406 days ago · 8 km deep · 15 km away
  60. 1.72 km NE of San Leandro, California · 16405 days ago · 3 km deep · 99 km away

The first 60 of 132.

Before

  1. 2.118 km SSE of Tres Pinos, California · 16432 days ago · 5 km deep · 47 km away
  2. 1.85 km E of Fremont, California · 16432 days ago · 9 km deep · 71 km away
  3. 1.84 km SW of Tres Pinos, California · 16432 days ago · 8 km deep · 31 km away
  4. 1.64 km S of San Juan Bautista, California · 16434 days ago · 7 km deep · 18 km away
  5. 3.13 km S of San Juan Bautista, California · 16434 days ago · 7 km deep · 17 km away
  6. 3.23 km S of San Juan Bautista, California · 16434 days ago · 8 km deep · 17 km away
  7. 1.923 km ENE of Soledad, California · 16434 days ago · 3 km deep · 69 km away
  8. 2.330 km ENE of Soledad, California · 16434 days ago · 7 km deep · 66 km away
  9. 1.720 km W of Volta, California · 16435 days ago · 0 km deep · 41 km away
  10. 1.82 km E of Tres Pinos, California · 16435 days ago · 8 km deep · 32 km away
  11. 1.82 km NNE of Woodside, California · 16435 days ago · 5 km deep · 79 km away
  12. 2.44 km SW of Tres Pinos, California · 16435 days ago · 9 km deep · 31 km away
  13. 2.03 km SW of Davenport, California · 16436 days ago · 11 km deep · 56 km away
  14. 1.926 km SE of Big Sur, California · 16437 days ago · 5 km deep · 94 km away
  15. 2.121 km NE of Soledad, California · 16437 days ago · 4 km deep · 58 km away
  16. 3.313 km SSE of Tres Pinos, California · 16437 days ago · 3 km deep · 42 km away
  17. 2.19 km ESE of East Foothills, California · 16437 days ago · 5 km deep · 45 km away
  18. 1.521 km ENE of East Foothills, California · 16437 days ago · 6 km deep · 57 km away
  19. 2.424 km ENE of Soledad, California · 16438 days ago · 3 km deep · 69 km away
  20. 1.925 km SE of Big Sur, California · 16440 days ago · 9 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc1067965. Read Tue, Sep 22, 2026, 10:41 AM UTC.