California earthquakes

M1.7 earthquake 13km NNW of Coso Junction, CA

A magnitude 1.7 earthquake struck 13km NNW of Coso Junction, CA on Thu, Sep 9, 2021, 11:38 PM PDT (06:38 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M4.0 15km ESE of Olancha, CA. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (ML, local (Richter)), micro
Magnitude from
Southern California Seismic Network
Local time
UTC
2021-09-10 06:38:57 UTC
Depth
2.4 km (1.5 mi), shallow
Epicenter
36.145° N, 118.026° 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
±0.26
Depth from
From location
Station coverage gap
78°
Stations used
31

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 163 in the 60 days after this one and 79 in the 30 days before it.

After

  1. 1.615km SSW of Olancha, CA · 1850 days ago · 2 km deep · 4 km away
  2. 1.613km SSW of Searles Valley, CA · 1849 days ago · 6 km deep · 72 km away
  3. 1.616km W of Searles Valley, CA · 1848 days ago · 6 km deep · 57 km away
  4. 1.624km N of Searles Valley, CA · 1848 days ago · -1 km deep · 58 km away
  5. 1.517km SSW of Searles Valley, CA · 1848 days ago · 7 km deep · 79 km away
  6. 2.316km W of Searles Valley, CA · 1848 days ago · 6 km deep · 57 km away
  7. 1.611km SW of Searles Valley, CA · 1847 days ago · 11 km deep · 68 km away
  8. 1.715km SSW of Searles Valley, CA · 1847 days ago · 9 km deep · 77 km away
  9. 1.715km SSW of Olancha, CA · 1847 days ago · 3 km deep · 3 km away
  10. 1.614km WSW of Searles Valley, CA · 1847 days ago · 1 km deep · 64 km away
  11. 2.219km SE of Lone Pine, CA · 1846 days ago · 8 km deep · 35 km away
  12. 1.721km E of Little Lake, CA · 1845 days ago · 4 km deep · 38 km away
  13. 2.210km NE of Coso Junction, CA · 1845 days ago · 4 km deep · 14 km away
  14. 1.615km ESE of Little Lake, CA · 1844 days ago · 7 km deep · 37 km away · felt by 1
  15. 1.912km ENE of Ridgecrest, CA · 1844 days ago · 8 km deep · 70 km away
  16. 1.612km ENE of Ridgecrest, CA · 1844 days ago · 10 km deep · 70 km away
  17. 1.520km S of Trona, CA · 1843 days ago · 3 km deep · 87 km away
  18. 1.626km S of Trona, CA · 1843 days ago · 10 km deep · 89 km away
  19. 1.715km ESE of Little Lake, CA · 1843 days ago · 6 km deep · 37 km away · felt by 1
  20. 1.719km SE of Lone Pine, CA · 1841 days ago · 8 km deep · 34 km away
  21. 1.719km S of Trona, CA · 1841 days ago · 6 km deep · 82 km away
  22. 2.117km ESE of Little Lake, CA · 1841 days ago · 6 km deep · 39 km away
  23. 1.514km ENE of Ridgecrest, CA · 1840 days ago · 10 km deep · 69 km away
  24. 1.88km ESE of Lone Pine, CA · 1840 days ago · 11 km deep · 47 km away
  25. 1.612km SW of Searles Valley, CA · 1840 days ago · 7 km deep · 72 km away
  26. 2.815km SSW of Searles Valley, CA · 1839 days ago · 7 km deep · 76 km away · felt by 1
  27. 1.515km SSW of Searles Valley, CA · 1839 days ago · 7 km deep · 76 km away
  28. 2.420km W of Searles Valley, CA · 1839 days ago · 6 km deep · 53 km away · felt by 1
  29. 1.712km SW of Searles Valley, CA · 1838 days ago · 5 km deep · 68 km away
  30. 2.218km NNE of Olancha, CA · 1838 days ago · 0 km deep · 32 km away
  31. 1.716km SE of Olancha, CA · 1838 days ago · 5 km deep · 15 km away
  32. 1.916km SE of Olancha, CA · 1838 days ago · 5 km deep · 15 km away
  33. 2.013km SE of Bodfish, CA · 1838 days ago · 8 km deep · 78 km away
  34. 1.822km ESE of Bodfish, CA · 1837 days ago · 3 km deep · 78 km away
  35. 1.613km SE of Bodfish, CA · 1836 days ago · 8 km deep · 78 km away
  36. 3.419km E of Ridgecrest, CA · 1836 days ago · 4 km deep · 78 km away · felt by 11
  37. 1.912km SE of Bodfish, CA · 1835 days ago · 7 km deep · 77 km away
  38. 1.521km ESE of Little Lake, CA · 1834 days ago · 4 km deep · 43 km away
  39. 1.715km SSW of Olancha, CA · 1832 days ago · 3 km deep · 3 km away
  40. 1.820km ESE of Little Lake, CA · 1831 days ago · 8 km deep · 42 km away
  41. 1.927km W of Olancha, CA · 1831 days ago · 5 km deep · 29 km away
  42. 1.815km W of Searles Valley, CA · 1831 days ago · 3 km deep · 61 km away
  43. 1.726km NNW of Searles Valley, CA · 1830 days ago · 5 km deep · 50 km away
  44. 2.215km W of Searles Valley, CA · 1830 days ago · 7 km deep · 61 km away
  45. 2.414km SW of Searles Valley, CA · 1829 days ago · 10 km deep · 69 km away · felt by 2
  46. 2.223km ESE of Little Lake, CA · 1829 days ago · 9 km deep · 46 km away
  47. 1.620km E of Little Lake, CA · 1829 days ago · 3 km deep · 37 km away
  48. 1.622km E of Little Lake, CA · 1828 days ago · 3 km deep · 41 km away
  49. 1.719km W of Searles Valley, CA · 1828 days ago · 7 km deep · 54 km away
  50. 2.917km ESE of Ridgecrest, CA · 1828 days ago · 7 km deep · 78 km away · felt by 2
  51. 2.114km ENE of Ridgecrest, CA · 1827 days ago · 7 km deep · 68 km away · felt by 1
  52. 2.214km NE of Ridgecrest, CA · 1826 days ago · 8 km deep · 63 km away
  53. 1.910km SE of Bodfish, CA · 1825 days ago · 3 km deep · 78 km away
  54. 2.121km ENE of Little Lake, CA · 1825 days ago · 2 km deep · 32 km away
  55. 1.615km ESE of Little Lake, CA · 1825 days ago · 6 km deep · 37 km away
  56. 1.914km SSW of Searles Valley, CA · 1825 days ago · 6 km deep · 75 km away
  57. 1.818km E of Ridgecrest, CA · 1825 days ago · 9 km deep · 78 km away
  58. 1.921km ENE of Little Lake, CA · 1824 days ago · 2 km deep · 32 km away
  59. 1.612km NE of Inyokern, CA · 1824 days ago · 6 km deep · 53 km away
  60. 3.520km S of Big Pine, CA · 1824 days ago · 9 km deep · 98 km away · felt by 4

The first 60 of 163.

Before

  1. 2.313km WSW of Searles Valley, CA · 1850 days ago · 3 km deep · 63 km away
  2. 2.514km NE of Coso Junction, CA · 1852 days ago · 3 km deep · 17 km away
  3. 2.217km E of Ridgecrest, CA · 1852 days ago · 5 km deep · 77 km away
  4. 1.814km ENE of Ridgecrest, CA · 1852 days ago · 8 km deep · 67 km away
  5. 1.812km SE of Bodfish, CA · 1853 days ago · 8 km deep · 77 km away
  6. 1.613km SE of Bodfish, CA · 1853 days ago · 9 km deep · 77 km away
  7. 1.616km SSW of Olancha, CA · 1854 days ago · 3 km deep · 4 km away
  8. 1.515km SSW of Olancha, CA · 1854 days ago · 4 km deep · 3 km away
  9. 2.621km NNE of Trona, CA · 1854 days ago · 3 km deep · 66 km away · felt by 1
  10. 1.615km SSW of Olancha, CA · 1854 days ago · 1 km deep · 4 km away
  11. 2.916km SSW of Olancha, CA · 1854 days ago · 3 km deep · 3 km away · felt by 2
  12. 1.515km SSW of Olancha, CA · 1854 days ago · 3 km deep · 4 km away
  13. 2.315km SSW of Olancha, CA · 1854 days ago · 4 km deep · 3 km away
  14. 3.316km SSW of Olancha, CA · 1854 days ago · 3 km deep · 4 km away · felt by 2
  15. 1.916km SE of Olancha, CA · 1855 days ago · 5 km deep · 15 km away
  16. 1.613km ENE of Ridgecrest, CA · 1855 days ago · 10 km deep · 67 km away
  17. 1.614km ENE of Ridgecrest, CA · 1855 days ago · 10 km deep · 70 km away
  18. 2.213km SE of Bodfish, CA · 1856 days ago · 6 km deep · 77 km away
  19. 1.524km ESE of Little Lake, CA · 1856 days ago · 8 km deep · 45 km away
  20. 2.013km SE of Bodfish, CA · 1856 days ago · 7 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci39803671. Read Sun, Oct 4, 2026, 9:30 AM UTC.