California earthquakes

M1.7 earthquake 8km S of Gustine, CA

A magnitude 1.7 earthquake struck 8km S of Gustine, CA on Fri, Sep 10, 2021, 12:41 AM PDT (07:41 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.7 13km S of Tres Pinos, CA. This one was a foreshock.

Gustine 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-09-10 07:41:42 UTC
Depth
9.2 km (5.7 mi), shallow
Epicenter
37.188° N, 121.006° 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 0.3 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
135°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 119 in the 60 days after this one and 49 in the 30 days before it.

After

  1. 2.216km NW of Pinnacles, CA · 1849 days ago · 4 km deep · 64 km away
  2. 1.723km WSW of New Idria, CA · 1849 days ago · 8 km deep · 98 km away
  3. 2.17km NNW of Pinnacles, CA · 1849 days ago · 8 km deep · 69 km away
  4. 2.08km N of Pinnacles, CA · 1849 days ago · 9 km deep · 66 km away
  5. 2.015km NW of Pinnacles, CA · 1847 days ago · 10 km deep · 65 km away · felt by 1
  6. 1.88km ESE of Pinnacles, CA · 1845 days ago · 3 km deep · 77 km away
  7. 2.910km NE of Milpitas, CA · 1845 days ago · 5 km deep · 80 km away · felt by 139
  8. 2.38km ESE of Fremont, CA · 1844 days ago · 7 km deep · 87 km away · felt by 6
  9. 2.07km NNW of Pinnacles, CA · 1843 days ago · 7 km deep · 69 km away
  10. 1.59km SSW of Tres Pinos, CA · 1843 days ago · 1 km deep · 61 km away
  11. 1.813km SE of Pinnacles, CA · 1842 days ago · 0 km deep · 82 km away
  12. 2.012km NNE of Hollister, CA · 1841 days ago · 8 km deep · 40 km away · felt by 1
  13. 1.96km NNE of Los Banos, CA · 1841 days ago · 5 km deep · 19 km away
  14. 2.05km NNE of Los Banos, CA · 1841 days ago · 5 km deep · 19 km away
  15. 2.15km NNE of Los Banos, CA · 1841 days ago · 6 km deep · 19 km away
  16. 2.46km NNE of Los Banos, CA · 1841 days ago · 6 km deep · 19 km away · felt by 4
  17. 2.010km SE of Pinnacles, CA · 1841 days ago · 9 km deep · 79 km away
  18. 2.112km NNE of Hollister, CA · 1841 days ago · 7 km deep · 40 km away · felt by 2
  19. 2.49km ESE of Fremont, CA · 1840 days ago · 7 km deep · 86 km away · felt by 8
  20. 1.57km NNW of Pinnacles, CA · 1839 days ago · 8 km deep · 69 km away
  21. 1.52km NNE of Pinnacles, CA · 1839 days ago · 6 km deep · 72 km away
  22. 1.913km SSW of Tres Pinos, CA · 1838 days ago · 10 km deep · 65 km away
  23. 1.98km NW of Pinnacles, CA · 1838 days ago · 8 km deep · 69 km away
  24. 1.816km N of New Idria, CA · 1838 days ago · 6 km deep · 77 km away
  25. 3.212km W of Moss Landing, CA · 1837 days ago · 9 km deep · 93 km away · felt by 500
  26. 2.59km ENE of Milpitas, CA · 1837 days ago · 7 km deep · 78 km away · felt by 23
  27. 2.017km NW of New Idria, CA · 1837 days ago · 4 km deep · 75 km away
  28. 1.67km NW of Pinnacles, CA · 1834 days ago · 7 km deep · 69 km away
  29. 1.96km S of Tres Pinos, CA · 1834 days ago · 10 km deep · 58 km away
  30. 2.18km SSW of Tres Pinos, CA · 1833 days ago · 3 km deep · 61 km away · felt by 1
  31. 1.612km W of Moss Landing, CA · 1831 days ago · 10 km deep · 92 km away
  32. 1.710km NW of Pinnacles, CA · 1831 days ago · 1 km deep · 67 km away
  33. 2.812km W of Moss Landing, CA · 1831 days ago · 8 km deep · 92 km away · felt by 123
  34. 1.75km S of San Juan Bautista, CA · 1830 days ago · 7 km deep · 64 km away
  35. 2.014km SSE of Tres Pinos, CA · 1830 days ago · 5 km deep · 63 km away
  36. 2.86km NW of Pinnacles, CA · 1830 days ago · 8 km deep · 70 km away · felt by 2
  37. 2.07km NNW of Pinnacles, CA · 1830 days ago · 8 km deep · 69 km away
  38. 1.510km E of Alum Rock, CA · 1830 days ago · 8 km deep · 66 km away
  39. 1.54km NNW of Pinnacles, CA · 1829 days ago · 9 km deep · 71 km away
  40. 1.99km NNE of New Idria, CA · 1828 days ago · 9 km deep · 84 km away
  41. 1.814km SSE of Tres Pinos, CA · 1828 days ago · 2 km deep · 63 km away
  42. 2.014km SSE of Tres Pinos, CA · 1828 days ago · 4 km deep · 63 km away
  43. 1.78km NNE of Alum Rock, CA · 1827 days ago · 4 km deep · 75 km away · felt by 1
  44. 1.514km SSW of Mariposa, CA · 1827 days ago · 23 km deep · 91 km away
  45. 1.516km SSE of Tres Pinos, CA · 1827 days ago · 5 km deep · 64 km away · felt by 1
  46. 3.312km NNE of Morgan Hill, CA · 1826 days ago · 4 km deep · 54 km away · felt by 103
  47. 2.27km SE of Pinnacles, CA · 1826 days ago · 5 km deep · 77 km away · felt by 1
  48. 2.019km NE of Alum Rock, CA · 1826 days ago · 6 km deep · 69 km away
  49. 2.70km N of Byron, CA · 1825 days ago · 4 km deep · 94 km away · felt by 48
  50. 3.714km WNW of Pinnacles, CA · 1825 days ago · 6 km deep · 71 km away · felt by 531
  51. 1.517km SSE of Tres Pinos, CA · 1825 days ago · 1 km deep · 64 km away
  52. 2.07km ESE of Pinnacles, CA · 1825 days ago · 6 km deep · 77 km away · felt by 1
  53. 2.46km SE of Pinnacles, CA · 1825 days ago · 3 km deep · 78 km away · felt by 7
  54. 1.814km WNW of Pinnacles, CA · 1825 days ago · 7 km deep · 71 km away
  55. 1.914km WNW of Pinnacles, CA · 1825 days ago · 7 km deep · 71 km away · felt by 1
  56. 2.213km S of Tres Pinos, CA · 1824 days ago · 4 km deep · 63 km away · felt by 1
  57. 1.913km S of Tres Pinos, CA · 1824 days ago · 3 km deep · 63 km away · felt by 1
  58. 1.615km SE of Pinnacles, CA · 1823 days ago · 1 km deep · 82 km away
  59. 2.16km S of San Juan Bautista, CA · 1820 days ago · 8 km deep · 64 km away
  60. 1.612km SE of Pinnacles, CA · 1820 days ago · 7 km deep · 81 km away

The first 60 of 119.

Before

  1. 1.67km NNW of Pinnacles, CA · 1850 days ago · 8 km deep · 69 km away
  2. 2.515km SSE of Tres Pinos, CA · 1851 days ago · 5 km deep · 64 km away · felt by 3
  3. 1.611km ESE of Gilroy, CA · 1854 days ago · 5 km deep · 47 km away · felt by 3
  4. 1.913km SSE of Tres Pinos, CA · 1854 days ago · 6 km deep · 62 km away
  5. 1.910km NE of Milpitas, CA · 1855 days ago · 4 km deep · 81 km away
  6. 1.56km SW of Gilroy, CA · 1855 days ago · 3 km deep · 59 km away
  7. 2.26km SW of Gilroy, CA · 1855 days ago · 3 km deep · 59 km away · felt by 1
  8. 2.014km N of Morgan Hill, CA · 1856 days ago · 4 km deep · 56 km away · felt by 2
  9. 1.58km NNW of Pinnacles, CA · 1856 days ago · 7 km deep · 68 km away
  10. 2.66km S of Livermore, CA · 1858 days ago · 4 km deep · 83 km away · felt by 81
  11. 2.19km SE of Pinnacles, CA · 1858 days ago · 6 km deep · 80 km away
  12. 2.411km NE of Milpitas, CA · 1859 days ago · 4 km deep · 80 km away
  13. 4.06km NW of Pinnacles, CA · 1859 days ago · 9 km deep · 70 km away · felt by 265 · tsunami flag
  14. 1.915km E of Seven Trees, CA · 1860 days ago · 4 km deep · 59 km away
  15. 1.73km ESE of Aromas, CA · 1860 days ago · 7 km deep · 64 km away · felt by 2
  16. 1.718km SSW of Gustine, CA · 1860 days ago · 7 km deep · 11 km away
  17. 1.74km N of Pinnacles, CA · 1860 days ago · 6 km deep · 71 km away
  18. 1.815km E of Seven Trees, CA · 1860 days ago · 3 km deep · 60 km away
  19. 1.88km NW of Pinnacles, CA · 1861 days ago · 7 km deep · 69 km away · felt by 2
  20. 1.77km ENE of Pinnacles, CA · 1861 days ago · 12 km deep · 70 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73622981. Read Sat, Oct 3, 2026, 8:20 PM UTC.