California earthquakes

M1.7 earthquake 12 km WNW of Cobb, CA

A magnitude 1.7 earthquake struck 12 km WNW of Cobb, CA on Fri, Sep 11, 2026, 2:23 PM PDT (21:23 UTC), 2 km (1 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M2.9 4 km W of Cobb, CA. This one was a foreshock.

Cobb 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
2026-09-11 21:23:03 UTC
Depth
1.6 km (1.0 mi), shallow
Epicenter
38.854° N, 122.850° W
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

An automatic solution; a seismologist may revise it.

Location uncertainty
About 0.2 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
102°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 31 since this one and 121 in the 30 days before it.

After

  1. 1.67 km E of Willits, CA · 10 days ago · 7 km deep · 72 km away
  2. 1.711 km NW of The Geysers, CA · 10 days ago · 1 km deep · 1 km away
  3. 2.94 km W of Cobb, CA · 10 days ago · 1 km deep · 8 km away · felt by 3
  4. 1.86 km WNW of The Geysers, CA · 10 days ago · 3 km deep · 6 km away
  5. 1.87 km WNW of The Geysers, CA · 10 days ago · 3 km deep · 6 km away
  6. 2.56 km E of Willits, CA · 9 days ago · 5 km deep · 73 km away · felt by 17
  7. 1.99 km ENE of Brooktrails, CA · 9 days ago · 8 km deep · 79 km away
  8. 1.79 km NW of The Geysers, CA · 9 days ago · 2 km deep · 4 km away
  9. 2.28 km N of Redwood Valley, CA · 9 days ago · 4 km deep · 62 km away · felt by 1
  10. 1.65 km NW of The Geysers, CA · 8 days ago · 3 km deep · 7 km away
  11. 1.61 km ESE of The Geysers, CA · 8 days ago · 2 km deep · 13 km away
  12. 1.65 km ESE of Boonville, CA · 7 days ago · 3 km deep · 43 km away
  13. 1.77 km W of Cobb, CA · 7 days ago · 2 km deep · 5 km away
  14. 1.78 km ESE of Cloverdale, CA · 6 days ago · 5 km deep · 12 km away
  15. 2.73 km ESE of Santa Rosa, CA · 6 days ago · 9 km deep · 49 km away · felt by 171
  16. 1.64 km ESE of Santa Rosa, CA · 6 days ago · 8 km deep · 49 km away
  17. 1.63 km W of Anderson Springs, CA · 6 days ago · 2 km deep · 14 km away
  18. 1.68 km NW of The Geysers, CA · 6 days ago · 2 km deep · 4 km away
  19. 1.94 km ESE of Santa Rosa, CA · 6 days ago · 8 km deep · 49 km away
  20. 1.93 km ENE of The Geysers, CA · 6 days ago · 1 km deep · 13 km away
  21. 1.711 km W of Lake Pillsbury, CA · 5 days ago · -1 km deep · 63 km away
  22. 1.88 km W of Saint Helena, CA · 4 days ago · 8 km deep · 47 km away
  23. 1.54 km W of Cobb, CA · 4 days ago · 2 km deep · 8 km away
  24. 1.87 km W of Saint Helena, CA · 4 days ago · 9 km deep · 48 km away
  25. 1.914 km S of Willits, CA · 4 days ago · 0 km deep · 66 km away
  26. 1.87 km WNW of Cobb, CA · 3 days ago · 2 km deep · 5 km away
  27. 1.78 km ESE of Cloverdale, CA · 3 days ago · 5 km deep · 11 km away
  28. 2.19 km WNW of The Geysers, CA · 43 hr ago · 2 km deep · 4 km away
  29. 1.87 km NW of The Geysers, CA · 40 hr ago · 2 km deep · 4 km away
  30. 1.78 km ESE of Cloverdale, CA · 38 hr ago · 7 km deep · 11 km away
  31. 2.15 km WNW of The Geysers, CA · 23 hr ago · 2 km deep · 7 km away · felt by 3

Before

  1. 1.97 km E of Willits, CA · 11 days ago · 7 km deep · 72 km away
  2. 2.33 km ESE of The Geysers, CA · 11 days ago · 0 km deep · 14 km away · felt by 2
  3. 1.64 km NW of The Geysers, CA · 11 days ago · 3 km deep · 8 km away
  4. 1.58 km E of Willits, CA · 11 days ago · 7 km deep · 72 km away
  5. 2.37 km NW of The Geysers, CA · 12 days ago · 2 km deep · 5 km away
  6. 2.51 km N of The Geysers, CA · 12 days ago · 1 km deep · 11 km away · felt by 2
  7. 3.010 km WNW of Cobb, CA · 12 days ago · 1 km deep · 2 km away · felt by 3
  8. 2.810 km WNW of Cobb, CA · 12 days ago · 2 km deep · 2 km away · felt by 1
  9. 2.110 km WNW of Cobb, CA · 12 days ago · 3 km deep · 2 km away
  10. 1.59 km WNW of Cobb, CA · 12 days ago · 2 km deep · 3 km away
  11. 1.66 km W of Cobb, CA · 12 days ago · 2 km deep · 6 km away
  12. 2.49 km WNW of The Geysers, CA · 12 days ago · 2 km deep · 4 km away
  13. 1.711 km WNW of Cobb, CA · 13 days ago · 2 km deep · 1 km away
  14. 2.612 km WNW of Cobb, CA · 13 days ago · 2 km deep · 0 km away
  15. 2.23 km S of Anderson Springs, CA · 13 days ago · 1 km deep · 17 km away
  16. 2.33 km S of Anderson Springs, CA · 13 days ago · 1 km deep · 17 km away
  17. 1.811 km WNW of Cobb, CA · 13 days ago · 0 km deep · 0 km away
  18. 2.511 km WNW of Cobb, CA · 13 days ago · 1 km deep · 0 km away · felt by 1
  19. 1.511 km WNW of Cobb, CA · 13 days ago · 1 km deep · 0 km away
  20. 1.911 km WNW of Cobb, CA · 13 days ago · 1 km deep · 0 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc75433882. Read Tue, Sep 22, 2026, 12:15 PM UTC.