California earthquakes

M1.9 earthquake 3km NE of Viola, CA

A magnitude 1.9 earthquake struck 3km NE of Viola, CA on Wed, Nov 24, 2021, 8:08 AM PST (16:08 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.9 12km SE of Mineral, 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
1.9 (Md, duration), micro
Magnitude from
Northern California Seismic System
Local time
UTC
2021-11-24 16:08:11 UTC
Depth
5.8 km (3.6 mi), shallow
Epicenter
40.542° N, 121.652° 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 0.6 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
56°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 1.612km N of Mineral, CA · 1776 days ago · 4 km deep · 12 km away
  2. 1.77km SSE of Mineral, CA · 1773 days ago · 12 km deep · 29 km away
  3. 1.711km NNE of Bella Vista, CA · 1773 days ago · 10 km deep · 50 km away
  4. 1.612km W of Chester, CA · 1773 days ago · 7 km deep · 37 km away
  5. 1.58km SSE of Mineral, CA · 1773 days ago · 10 km deep · 30 km away
  6. 1.712km WSW of Chester, CA · 1773 days ago · 7 km deep · 38 km away
  7. 2.416km SSE of Mineral, CA · 1772 days ago · 6 km deep · 38 km away
  8. 1.99km E of Montgomery Creek, CA · 1766 days ago · 13 km deep · 37 km away
  9. 1.713km NNE of Shingletown, CA · 1762 days ago · 10 km deep · 15 km away
  10. 1.71km NE of Shasta Lake, CA · 1761 days ago · 16 km deep · 62 km away
  11. 1.823km N of Shasta Lake, CA · 1760 days ago · 10 km deep · 72 km away
  12. 2.52km ENE of Prattville, CA · 1760 days ago · 5 km deep · 57 km away · felt by 1
  13. 2.82km ENE of Prattville, CA · 1760 days ago · 6 km deep · 57 km away · felt by 10
  14. 1.62km E of Prattville, CA · 1760 days ago · 4 km deep · 57 km away
  15. 1.727km N of Shasta Lake, CA · 1759 days ago · 14 km deep · 74 km away
  16. 2.221km NE of Viola, CA · 1755 days ago · 12 km deep · 18 km away
  17. 1.810km ESE of Millville, CA · 1751 days ago · 16 km deep · 36 km away
  18. 2.421km SSE of Mineral, CA · 1748 days ago · 15 km deep · 43 km away · felt by 2
  19. 2.39km WSW of Shingletown, CA · 1747 days ago · 11 km deep · 30 km away
  20. 1.67km WSW of Shingletown, CA · 1747 days ago · 13 km deep · 28 km away · felt by 1
  21. 1.629 km NW of Susanville, California · 1743 days ago · 0 km deep · 62 km away
  22. 2.33km ENE of Prattville, CA · 1741 days ago · 6 km deep · 58 km away
  23. 2.53km E of Prattville, CA · 1741 days ago · 5 km deep · 58 km away · felt by 2
  24. 2.912km SE of Mineral, CA · 1740 days ago · 8 km deep · 34 km away · felt by 3
  25. 2.28km W of Chester, CA · 1737 days ago · 9 km deep · 37 km away
  26. 1.811km ESE of Millville, CA · 1734 days ago · 12 km deep · 35 km away
  27. 1.724km N of Shasta Lake, CA · 1725 days ago · 18 km deep · 75 km away
  28. 1.99km ESE of Millville, CA · 1718 days ago · 18 km deep · 36 km away
  29. 1.56km NNE of Millville, CA · 1717 days ago · 13 km deep · 44 km away
  30. 2.324km NNE of Forest Ranch, CA · 1716 days ago · 9 km deep · 51 km away

Before

  1. 2.36km ENE of Shasta, CA · 1777 days ago · 22 km deep · 66 km away
  2. 2.82km NE of Almanor, CA · 1780 days ago · 8 km deep · 54 km away · felt by 5
  3. 1.69km S of Mineral, CA · 1780 days ago · 14 km deep · 30 km away
  4. 1.62km WNW of Shasta Lake, CA · 1790 days ago · 23 km deep · 64 km away
  5. 1.812km NE of Bella Vista, CA · 1795 days ago · 7 km deep · 47 km away · felt by 1
  6. 2.511km NNE of Bella Vista, CA · 1795 days ago · 9 km deep · 49 km away · felt by 2
  7. 1.916km SSE of McCloud, CA · 1797 days ago · 8 km deep · 73 km away
  8. 2.13km NNE of Chester, CA · 1797 days ago · 9 km deep · 44 km away
  9. 1.619km NE of Big Bend, CA · 1799 days ago · 4 km deep · 64 km away
  10. 1.836km SE of Fall River Mills, CA · 1800 days ago · 14 km deep · 45 km away
  11. 2.75km ENE of East Quincy, CA · 1801 days ago · 5 km deep · 95 km away · felt by 7
  12. 1.83km NNE of Chester, CA · 1802 days ago · 10 km deep · 44 km away
  13. 2.13km NNE of Chester, CA · 1803 days ago · 8 km deep · 43 km away
  14. 2.114km ESE of Viola, CA · 1805 days ago · 4 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc73657250. Read Mon, Oct 5, 2026, 7:38 AM UTC.