California earthquakes

M1.7 earthquake 6km WNW of Cobb, CA

A magnitude 1.7 earthquake struck 6km WNW of Cobb, CA on Fri, Mar 26, 2021, 12:33 AM PDT (07:33 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M4.0 3km SW of Anderson Springs, 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, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-03-26 07:33:13 UTC
Depth
2.3 km (1.4 mi), shallow
Epicenter
38.836° N, 122.796° 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
±0.17
Depth from
From location
Station coverage gap
46°
Stations used
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 197 in the 60 days after this one and 86 in the 30 days before it.

After

  1. 1.54km WNW of The Geysers, CA · 2018 days ago · 0 km deep · 4 km away
  2. 1.96km NW of The Geysers, CA · 2018 days ago · 3 km deep · 2 km away
  3. 2.813km SE of Talmage, CA · 2018 days ago · 2 km deep · 33 km away · felt by 4
  4. 2.813km SE of Talmage, CA · 2018 days ago · -1 km deep · 33 km away · felt by 17
  5. 2.04km SSW of Anderson Springs, CA · 2017 days ago · 1 km deep · 13 km away
  6. 1.913km SE of Talmage, CA · 2017 days ago · 2 km deep · 33 km away
  7. 1.77km E of Willits, CA · 2016 days ago · 7 km deep · 76 km away
  8. 2.04km NW of The Geysers, CA · 2015 days ago · 1 km deep · 4 km away · felt by 1
  9. 1.820km NNW of Boonville, CA · 2014 days ago · 5 km deep · 69 km away
  10. 3.15km W of Cobb, CA · 2014 days ago · 1 km deep · 2 km away · felt by 12
  11. 1.93km NNW of The Geysers, CA · 2014 days ago · 0 km deep · 4 km away
  12. 1.83km NNW of The Geysers, CA · 2014 days ago · 0 km deep · 4 km away
  13. 1.75km W of Cobb, CA · 2014 days ago · 2 km deep · 2 km away
  14. 1.51km WNW of The Geysers, CA · 2013 days ago · 1 km deep · 7 km away
  15. 1.78km NW of The Geysers, CA · 2013 days ago · 2 km deep · 2 km away
  16. 1.68km NW of The Geysers, CA · 2013 days ago · 2 km deep · 2 km away
  17. 1.98km WNW of Cobb, CA · 2013 days ago · 1 km deep · 2 km away · felt by 1
  18. 1.78km NW of The Geysers, CA · 2013 days ago · 2 km deep · 2 km away
  19. 1.610km WNW of Calistoga, CA · 2012 days ago · 8 km deep · 26 km away · felt by 1
  20. 1.510km ESE of Willits, CA · 2012 days ago · 7 km deep · 71 km away
  21. 1.713km W of Lakeport, CA · 2012 days ago · 0 km deep · 32 km away
  22. 2.33km NE of The Geysers, CA · 2012 days ago · 2 km deep · 7 km away · felt by 1
  23. 1.512km WNW of Upper Lake, CA · 2010 days ago · 9 km deep · 46 km away
  24. 2.52km SSW of Cobb, CA · 2008 days ago · 2 km deep · 6 km away · felt by 5
  25. 1.65km WNW of The Geysers, CA · 2007 days ago · 3 km deep · 4 km away
  26. 1.99km WNW of The Geysers, CA · 2007 days ago · 2 km deep · 4 km away
  27. 1.82km N of Lake Pillsbury, CA · 2007 days ago · 7 km deep · 67 km away
  28. 1.87km NW of The Geysers, CA · 2007 days ago · 2 km deep · 2 km away
  29. 1.57km NW of The Geysers, CA · 2007 days ago · 2 km deep · 3 km away
  30. 2.44km WNW of The Geysers, CA · 2006 days ago · 3 km deep · 5 km away · felt by 2
  31. 2.94km WNW of The Geysers, CA · 2006 days ago · 4 km deep · 5 km away · felt by 15
  32. 2.56km S of Calistoga, CA · 2006 days ago · 9 km deep · 39 km away · felt by 10
  33. 1.66km NNE of Windsor, CA · 2006 days ago · 5 km deep · 27 km away
  34. 1.56km NW of The Geysers, CA · 2006 days ago · 2 km deep · 2 km away
  35. 1.74km S of Redwood Valley, CA · 2005 days ago · 5 km deep · 56 km away
  36. 2.35km NW of The Geysers, CA · 2005 days ago · 3 km deep · 3 km away · felt by 2
  37. 1.62km SW of Cobb, CA · 2005 days ago · 2 km deep · 6 km away
  38. 1.512km N of Brooktrails, CA · 2005 days ago · 8 km deep · 94 km away
  39. 1.95km WNW of The Geysers, CA · 2004 days ago · 3 km deep · 5 km away
  40. 1.96km NW of The Geysers, CA · 2003 days ago · 3 km deep · 2 km away
  41. 3.36km S of Calistoga, CA · 2003 days ago · 9 km deep · 39 km away · felt by 262
  42. 2.07km W of Cobb, CA · 2002 days ago · 2 km deep · 1 km away · felt by 1
  43. 2.67km NW of The Geysers, CA · 2002 days ago · 2 km deep · 2 km away
  44. 1.97km NW of The Geysers, CA · 2002 days ago · 2 km deep · 2 km away
  45. 2.47km NW of The Geysers, CA · 2002 days ago · 2 km deep · 2 km away · felt by 5
  46. 1.88km NW of The Geysers, CA · 2002 days ago · 2 km deep · 2 km away
  47. 1.97km NW of The Geysers, CA · 2002 days ago · 2 km deep · 2 km away
  48. 1.96km WNW of The Geysers, CA · 2001 days ago · 2 km deep · 4 km away · felt by 1
  49. 1.58km NNW of Redwood Valley, CA · 2001 days ago · 7 km deep · 67 km away
  50. 1.714km W of Lakeport, CA · 2001 days ago · 2 km deep · 32 km away
  51. 2.411km WNW of The Geysers, CA · 2000 days ago · 3 km deep · 6 km away
  52. 1.97km NW of The Geysers, CA · 2000 days ago · 3 km deep · 3 km away
  53. 1.86km WNW of The Geysers, CA · 1999 days ago · 3 km deep · 5 km away
  54. 2.06km NNW of The Geysers, CA · 1999 days ago · 3 km deep · 2 km away
  55. 2.58km NW of The Geysers, CA · 1998 days ago · 2 km deep · 2 km away · felt by 3
  56. 1.93km SW of Cobb, CA · 1998 days ago · 1 km deep · 6 km away
  57. 1.69km ENE of Clearlake, CA · 1998 days ago · -1 km deep · 28 km away
  58. 1.76km NNW of The Geysers, CA · 1998 days ago · 3 km deep · 1 km away
  59. 1.63km NW of The Geysers, CA · 1998 days ago · 1 km deep · 4 km away
  60. 1.62km N of The Geysers, CA · 1998 days ago · 1 km deep · 6 km away

The first 60 of 197.

Before

  1. 2.26km WNW of Cobb, CA · 2018 days ago · 2 km deep · 0 km away
  2. 2.410km SE of Willits, CA · 2019 days ago · 6 km deep · 70 km away · felt by 2
  3. 1.94km SW of Anderson Springs, CA · 2020 days ago · 2 km deep · 12 km away
  4. 1.620km SSW of Willits, CA · 2020 days ago · 8 km deep · 75 km away
  5. 2.821km SSW of Willits, CA · 2020 days ago · 7 km deep · 75 km away · felt by 13
  6. 4.021km SSW of Willits, CA · 2020 days ago · 8 km deep · 74 km away · felt by 126
  7. 2.27km SW of Arbuckle, CA · 2020 days ago · 15 km deep · 60 km away · felt by 1
  8. 1.86km WNW of The Geysers, CA · 2021 days ago · 3 km deep · 5 km away
  9. 1.75km NW of The Geysers, CA · 2021 days ago · 1 km deep · 4 km away
  10. 1.811km ENE of Yountville, CA · 2021 days ago · 7 km deep · 66 km away · felt by 1
  11. 2.810km ENE of Yountville, CA · 2021 days ago · 11 km deep · 65 km away · felt by 42
  12. 1.84km SSW of Anderson Springs, CA · 2021 days ago · 1 km deep · 13 km away
  13. 2.24km SSW of Anderson Springs, CA · 2021 days ago · 2 km deep · 12 km away
  14. 2.24km W of Cobb, CA · 2021 days ago · 2 km deep · 3 km away
  15. 2.24km W of Cobb, CA · 2021 days ago · 2 km deep · 3 km away
  16. 2.39km WNW of The Geysers, CA · 2021 days ago · 2 km deep · 5 km away
  17. 1.63km ENE of The Geysers, CA · 2022 days ago · 1 km deep · 8 km away
  18. 2.73km SSW of Anderson Springs, CA · 2022 days ago · 2 km deep · 12 km away · felt by 1
  19. 1.97km W of Cobb, CA · 2023 days ago · 3 km deep · 1 km away
  20. 1.522km E of Navarro Head, CA · 2023 days ago · 1 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73540111. Read Sun, Oct 4, 2026, 6:48 PM UTC.