California earthquakes

M1.9 earthquake 9 km E of Gilroy, California

A magnitude 1.9 earthquake struck 9 km E of Gilroy, California on Sun, Mar 17, 2002, 6:16 AM PST (14:16 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.9 5 km SSW of Gilroy, 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
1.9 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2002-03-17 14:16:23 UTC
Depth
6.6 km (4.1 mi), shallow
Epicenter
37.009° N, 121.456° 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 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
53°
Stations used
65

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 159 in the 60 days after this one and 75 in the 30 days before it.

After

  1. 1.624 km NE of Greenfield, California · 8965 days ago · 7 km deep · 70 km away
  2. 2.325 km SE of Tres Pinos, California · 8965 days ago · 12 km deep · 52 km away
  3. 1.86 km NNE of Milpitas, California · 8965 days ago · 0 km deep · 64 km away
  4. 2.18 km ENE of San Martin, California · 8964 days ago · 8 km deep · 15 km away
  5. 1.68 km ENE of San Martin, California · 8964 days ago · 8 km deep · 15 km away
  6. 2.822 km ENE of Soledad, California · 8964 days ago · 5 km deep · 64 km away
  7. 1.622 km ENE of Soledad, California · 8964 days ago · 5 km deep · 64 km away
  8. 2.04 km N of Union City, California · 8964 days ago · 11 km deep · 86 km away
  9. 1.618 km SSE of Tres Pinos, California · 8964 days ago · 5 km deep · 45 km away
  10. 2.15 km ESE of Aromas, California · 8964 days ago · 6 km deep · 20 km away
  11. 2.55 km ESE of Aromas, California · 8964 days ago · 6 km deep · 20 km away
  12. 2.123 km ENE of Soledad, California · 8964 days ago · 5 km deep · 64 km away
  13. 1.810 km ESE of Gilroy, California · 8964 days ago · 3 km deep · 5 km away
  14. 2.019 km SSE of Tres Pinos, California · 8963 days ago · 4 km deep · 47 km away
  15. 1.823 km WNW of Three Rocks, California · 8963 days ago · 15 km deep · 87 km away
  16. 1.62 km WSW of San Juan Bautista, California · 8963 days ago · 4 km deep · 21 km away
  17. 2.86 km E of East Foothills, California · 8963 days ago · 6 km deep · 49 km away
  18. 2.09 km S of Tres Pinos, California · 8962 days ago · 2 km deep · 35 km away
  19. 1.61 km W of Tres Pinos, California · 8961 days ago · 5 km deep · 27 km away
  20. 1.68 km SSE of San Juan Bautista, California · 8961 days ago · 8 km deep · 26 km away
  21. 2.88 km SSE of San Juan Bautista, California · 8960 days ago · 9 km deep · 26 km away
  22. 1.613 km N of Morgan Hill, California · 8960 days ago · 4 km deep · 31 km away
  23. 1.613 km N of Morgan Hill, California · 8960 days ago · 4 km deep · 31 km away
  24. 1.613 km N of Morgan Hill, California · 8960 days ago · 4 km deep · 31 km away
  25. 1.69 km SW of Saratoga, California · 8960 days ago · 12 km deep · 62 km away
  26. 1.75 km NE of East Foothills, California · 8960 days ago · 6 km deep · 53 km away
  27. 1.63 km ENE of Bonny Doon, California · 8959 days ago · 9 km deep · 59 km away
  28. 2.427 km NE of Soledad, California · 8958 days ago · 10 km deep · 56 km away
  29. 1.717 km SSE of Tres Pinos, California · 8958 days ago · 6 km deep · 44 km away
  30. 1.74 km WNW of San Juan Bautista, California · 8958 days ago · 6 km deep · 21 km away
  31. 1.88 km NE of San Martin, California · 8957 days ago · 8 km deep · 15 km away
  32. 2.22 km SSW of San Juan Bautista, California · 8957 days ago · 6 km deep · 22 km away
  33. 1.55 km SSW of Gilroy, California · 8957 days ago · 4 km deep · 13 km away
  34. 1.62 km SSW of San Juan Bautista, California · 8957 days ago · 6 km deep · 22 km away
  35. 2.023 km NE of King City, California · 8956 days ago · 8 km deep · 84 km away
  36. 2.024 km NE of Greenfield, California · 8956 days ago · 6 km deep · 69 km away
  37. 1.94 km ENE of Big Sur, California · 8955 days ago · 16 km deep · 85 km away
  38. 1.925 km NE of Greenfield, California · 8954 days ago · 2 km deep · 74 km away
  39. 2.222 km NNE of Soledad, California · 8953 days ago · 6 km deep · 52 km away
  40. 1.626 km ENE of Greenfield, California · 8952 days ago · -1 km deep · 74 km away
  41. 2.229 km WNW of Three Rocks, California · 8951 days ago · 13 km deep · 83 km away
  42. 1.9Central California · 8950 days ago · 5 km deep · 4 km away
  43. 1.918 km W of Three Rocks, California · 8950 days ago · 15 km deep · 96 km away
  44. 2.58 km NE of Gilroy, California · 8950 days ago · 4 km deep · 7 km away
  45. 1.73 km WSW of San Juan Bautista, California · 8949 days ago · 8 km deep · 22 km away
  46. 1.920 km NNE of King City, California · 8949 days ago · 1 km deep · 82 km away
  47. 1.611 km SW of Brentwood, California · 8947 days ago · 18 km deep · 98 km away
  48. 2.48 km SSE of San Juan Bautista, California · 8945 days ago · 8 km deep · 26 km away
  49. 1.510 km S of Tres Pinos, California · 8945 days ago · 3 km deep · 37 km away
  50. 1.72 km W of Gilroy, California · 8944 days ago · 0 km deep · 12 km away
  51. 1.712 km ESE of East Foothills, California · 8943 days ago · 7 km deep · 41 km away
  52. 1.96 km NNE of Milpitas, California · 8943 days ago · 0 km deep · 64 km away
  53. 1.615 km E of Seven Trees, California · 8943 days ago · 2 km deep · 36 km away
  54. 2.012 km SSE of Tres Pinos, California · 8942 days ago · 5 km deep · 40 km away
  55. 1.812 km SSE of Tres Pinos, California · 8942 days ago · 5 km deep · 40 km away
  56. 2.09 km SW of Ridgemark, California · 8941 days ago · 6 km deep · 29 km away
  57. 2.19 km SW of Ridgemark, California · 8941 days ago · 6 km deep · 29 km away
  58. 1.623 km ENE of Soledad, California · 8941 days ago · 5 km deep · 64 km away
  59. 2.515 km SSE of Tres Pinos, California · 8941 days ago · 6 km deep · 43 km away
  60. 2.215 km SSE of Tres Pinos, California · 8940 days ago · 7 km deep · 43 km away

The first 60 of 159.

Before

  1. 1.611 km ESE of East Foothills, California · 8968 days ago · 7 km deep · 42 km away
  2. 2.39 km E of Gilroy, California · 8968 days ago · 8 km deep · 1 km away
  3. 1.95 km NW of Soledad, California · 8968 days ago · 23 km deep · 61 km away
  4. 1.69 km E of Gilroy, California · 8968 days ago · 8 km deep · 1 km away
  5. 1.914 km E of Seven Trees, California · 8968 days ago · 2 km deep · 37 km away
  6. 1.89 km NNE of East Foothills, California · 8969 days ago · 6 km deep · 57 km away
  7. 2.223 km SW of Los Banos, California · 8969 days ago · 0 km deep · 40 km away
  8. 1.926 km WNW of Three Rocks, California · 8969 days ago · 0 km deep · 84 km away
  9. 2.79 km NE of Milpitas, California · 8970 days ago · 7 km deep · 64 km away
  10. 1.59 km WSW of Ridgemark, California · 8971 days ago · 6 km deep · 27 km away
  11. 1.521 km NE of San Lucas, California · 8972 days ago · 6 km deep · 99 km away
  12. 1.511 km SW of Ridgemark, California · 8972 days ago · 4 km deep · 29 km away
  13. 1.65 km S of Diablo Grande, California · 8972 days ago · 3 km deep · 41 km away
  14. 1.622 km NE of Soledad, California · 8972 days ago · 2 km deep · 53 km away
  15. 2.424 km NE of King City, California · 8972 days ago · 6 km deep · 82 km away
  16. 1.924 km ENE of King City, California · 8973 days ago · 7 km deep · 90 km away
  17. 1.89 km NNE of San Martin, California · 8973 days ago · 5 km deep · 18 km away
  18. 1.622 km NE of Soledad, California · 8973 days ago · 6 km deep · 59 km away
  19. 1.522 km SSE of Tres Pinos, California · 8973 days ago · 7 km deep · 49 km away
  20. 1.818 km SSE of Tres Pinos, California · 8973 days ago · 6 km deep · 45 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc21216846. Read Mon, Oct 5, 2026, 8:37 AM UTC.