California earthquakes

M1.5 earthquake 8km NNW of Laytonville, CA

A magnitude 1.5 earthquake struck 8km NNW of Laytonville, CA on Sat, Sep 11, 2021, 1:23 PM PDT (20:23 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 5km NNE of Petrolia, CA. This one was a foreshock.

Laytonville 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
1.5 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-09-11 20:23:09 UTC
Depth
9.5 km (5.9 mi), shallow
Epicenter
39.752° N, 123.534° 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 0.4 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
99°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 80 in the 60 days after this one and 51 in the 30 days before it.

After

  1. 2.58km SW of Petrolia, CA · 1849 days ago · 31 km deep · 92 km away
  2. 1.710km NNW of Redwood Valley, CA · 1848 days ago · 8 km deep · 52 km away
  3. 1.612km SE of Petrolia, CA · 1847 days ago · 11 km deep · 78 km away
  4. 2.68km WSW of Petrolia, CA · 1845 days ago · 30 km deep · 93 km away · felt by 1
  5. 1.712km SE of Point Arena, CA · 1845 days ago · 4 km deep · 100 km away
  6. 2.01km WNW of Stony Gorge Reservoir, CA · 1845 days ago · 13 km deep · 87 km away
  7. 1.714km SE of Lake Pillsbury, CA · 1844 days ago · 1 km deep · 76 km away
  8. 1.510km W of Redwood Valley, CA · 1844 days ago · 5 km deep · 57 km away
  9. 1.614km NNE of Brooktrails, CA · 1844 days ago · 8 km deep · 26 km away
  10. 3.06km SSW of Petrolia, CA · 1843 days ago · 20 km deep · 89 km away · felt by 7
  11. 1.913km W of Alder Springs, CA · 1843 days ago · 0 km deep · 57 km away
  12. 1.96km ESE of Lake Pillsbury, CA · 1843 days ago · 5 km deep · 68 km away
  13. 1.66km NW of Boonville, CA · 1841 days ago · 0 km deep · 79 km away
  14. 2.08km WSW of Petrolia, CA · 1839 days ago · 29 km deep · 95 km away
  15. 2.510km W of Petrolia, CA · 1839 days ago · 28 km deep · 96 km away
  16. 1.86km SE of Lake Pillsbury, CA · 1839 days ago · 2 km deep · 69 km away
  17. 2.16km SW of Laytonville, CA · 1838 days ago · 3 km deep · 12 km away
  18. 2.57km WSW of Petrolia, CA · 1837 days ago · 21 km deep · 92 km away
  19. 2.012km ESE of Boonville, CA · 1835 days ago · 0 km deep · 93 km away
  20. 2.322km N of Lake Pillsbury, CA · 1835 days ago · 13 km deep · 49 km away · felt by 2
  21. 3.613km SE of Petrolia, CA · 1835 days ago · 12 km deep · 77 km away · felt by 12
  22. 2.713km SE of Petrolia, CA · 1833 days ago · 12 km deep · 78 km away
  23. 1.814km SE of Lake Pillsbury, CA · 1832 days ago · 7 km deep · 77 km away
  24. 1.926km ESE of Rio Dell, CA · 1832 days ago · 20 km deep · 79 km away
  25. 2.87km WSW of Petrolia, CA · 1831 days ago · 30 km deep · 94 km away · felt by 1
  26. 1.816km NE of Upper Lake, CA · 1831 days ago · -1 km deep · 83 km away
  27. 1.710km NNW of Redwood Valley, CA · 1830 days ago · 6 km deep · 52 km away
  28. 2.59km SW of Petrolia, CA · 1829 days ago · 33 km deep · 92 km away
  29. 2.314km SE of Rockport, CA · 1829 days ago · 0 km deep · 18 km away
  30. 1.73km ENE of Talmage, CA · 1828 days ago · 9 km deep · 76 km away
  31. 1.912km SE of Covelo, CA · 1824 days ago · -1 km deep · 33 km away
  32. 2.018km E of Rio Dell, CA · 1824 days ago · 20 km deep · 87 km away
  33. 2.010km N of Lake Pillsbury, CA · 1824 days ago · 8 km deep · 57 km away
  34. 1.818km E of Rio Dell, CA · 1824 days ago · 20 km deep · 86 km away
  35. 1.612km SE of Petrolia, CA · 1823 days ago · 11 km deep · 78 km away
  36. 1.66km NE of Willits, CA · 1822 days ago · 6 km deep · 38 km away
  37. 1.811km N of Lake Pillsbury, CA · 1821 days ago · 4 km deep · 56 km away · felt by 2
  38. 2.111km N of Lake Pillsbury, CA · 1820 days ago · 6 km deep · 55 km away
  39. 2.011km N of Lake Pillsbury, CA · 1820 days ago · 7 km deep · 55 km away
  40. 2.112km SE of Talmage, CA · 1819 days ago · 4 km deep · 87 km away
  41. 1.914km ESE of Lake Pillsbury, CA · 1818 days ago · 0 km deep · 76 km away
  42. 2.412km N of Lake Pillsbury, CA · 1818 days ago · 8 km deep · 55 km away · felt by 2
  43. 1.713km E of Hydesville, CA · 1817 days ago · 24 km deep · 97 km away
  44. 2.08km SSE of Redway, CA · 1815 days ago · 17 km deep · 40 km away
  45. 1.98km SSE of Redway, CA · 1815 days ago · 17 km deep · 40 km away
  46. 1.65km NW of Redway, CA · 1814 days ago · 23 km deep · 52 km away
  47. 1.910km NE of Navarro Head, CA · 1811 days ago · 0 km deep · 57 km away
  48. 1.814km ESE of Lake Pillsbury, CA · 1810 days ago · 7 km deep · 77 km away
  49. 2.212km WSW of Petrolia, CA · 1810 days ago · 9 km deep · 97 km away
  50. 1.88km NNW of Redwood Valley, CA · 1809 days ago · 7 km deep · 53 km away
  51. 1.95km ENE of Boonville, CA · 1808 days ago · 4 km deep · 82 km away
  52. 1.74km ENE of Boonville, CA · 1807 days ago · 4 km deep · 83 km away
  53. 2.114km WSW of Laytonville, CA · 1805 days ago · 5 km deep · 14 km away
  54. 1.718km SE of Lake Pillsbury, CA · 1805 days ago · 5 km deep · 80 km away
  55. 1.612km WNW of Redwood Valley, CA · 1803 days ago · 6 km deep · 54 km away
  56. 1.817km NW of Lake Pillsbury, CA · 1801 days ago · -1 km deep · 46 km away
  57. 2.110km SSE of Talmage, CA · 1801 days ago · 7 km deep · 86 km away
  58. 2.013km WSW of Laytonville, CA · 1801 days ago · 6 km deep · 14 km away
  59. 1.910km SSE of Talmage, CA · 1801 days ago · 6 km deep · 85 km away
  60. 1.813km SE of Laytonville, CA · 1799 days ago · 6 km deep · 21 km away

The first 60 of 80.

Before

  1. 1.714km W of Redwood Valley, CA · 1850 days ago · 5 km deep · 55 km away
  2. 2.38km NW of Laytonville, CA · 1850 days ago · 8 km deep · 1 km away
  3. 2.422km N of Laytonville, CA · 1850 days ago · 6 km deep · 14 km away · felt by 1
  4. 2.05km ENE of Talmage, CA · 1850 days ago · 9 km deep · 76 km away
  5. 2.48km WSW of Petrolia, CA · 1851 days ago · 29 km deep · 95 km away
  6. 1.63km SSE of Redwood Valley, CA · 1851 days ago · 6 km deep · 64 km away
  7. 2.28km WSW of Petrolia, CA · 1851 days ago · 31 km deep · 93 km away
  8. 4.510km SW of Petrolia, CA · 1852 days ago · 33 km deep · 92 km away · felt by 39
  9. 1.59km WSW of Petrolia, CA · 1852 days ago · 21 km deep · 92 km away
  10. 1.87km ENE of Brooktrails, CA · 1853 days ago · 6 km deep · 36 km away
  11. 1.97km NW of Laytonville, CA · 1854 days ago · 8 km deep · 1 km away
  12. 1.80km SW of Laytonville, CA · 1855 days ago · 5 km deep · 9 km away
  13. 2.58km WSW of Petrolia, CA · 1855 days ago · 29 km deep · 92 km away
  14. 3.74km ENE of Talmage, CA · 1856 days ago · 10 km deep · 77 km away · felt by 199
  15. 1.96km WSW of Petrolia, CA · 1857 days ago · 28 km deep · 94 km away
  16. 1.86km W of Petrolia, CA · 1857 days ago · 28 km deep · 94 km away
  17. 1.74km ENE of Talmage, CA · 1857 days ago · 6 km deep · 76 km away
  18. 1.513km N of Brooktrails, CA · 1857 days ago · 8 km deep · 24 km away
  19. 2.37km W of Petrolia, CA · 1857 days ago · 28 km deep · 95 km away
  20. 1.813km WNW of Alder Springs, CA · 1858 days ago · 3 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73623751. Read Mon, Oct 5, 2026, 9:38 AM UTC.