California earthquakes

M3.1 earthquake 2 km SW of Red Bluff, California

A magnitude 3.1 earthquake struck 2 km SW of Red Bluff, California on Tue, Sep 25, 1984, 10:13 AM PDT (17:13 UTC), 38 km (24 mi) below the surface.

A larger quake followed: M3.9 6 km NNW of Junction City, California. This one was a foreshock.

Red Bluff 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
3.1 (md), minor
Local time
UTC
1984-09-25 17:13:13 UTC
Depth
38.0 km (23.6 mi), shallow
Epicenter
40.157° N, 122.255° 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 0.3 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
73°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 31 in the 60 days after this one and 42 in the 30 days before it.

After

  1. 1.65 km SSW of Lakehead, California · 15343 days ago · 4 km deep · 79 km away
  2. 1.67 km W of Lakehead, California · 15343 days ago · 4 km deep · 84 km away
  3. 1.815 km SE of Mineral, California · 15342 days ago · 4 km deep · 69 km away
  4. 2.213 km WSW of Lakehead, California · 15342 days ago · 4 km deep · 81 km away
  5. 2.413 km NE of Vina, California · 15338 days ago · 0 km deep · 33 km away
  6. 2.27 km NW of Belden, California · 15338 days ago · 13 km deep · 80 km away
  7. 1.811 km W of Lake Almanor West, California · 15336 days ago · 8 km deep · 78 km away
  8. 3.82 km NW of Lakehead, California · 15335 days ago · 4 km deep · 85 km away
  9. 2.220 km NNE of Potter Valley, California · 15335 days ago · 6 km deep · 98 km away
  10. 1.914 km SE of Millville, California · 15334 days ago · 21 km deep · 36 km away
  11. 2.210 km NNW of French Gulch, California · 15334 days ago · 11 km deep · 79 km away
  12. 1.916 km NNE of Mineral, California · 15332 days ago · 2 km deep · 74 km away
  13. 1.85 km WNW of Palo Cedro, California · 15329 days ago · 13 km deep · 47 km away
  14. 2.6Northern California · 15329 days ago · 4 km deep · 33 km away
  15. 2.610 km NE of Los Molinos, California · 15323 days ago · 11 km deep · 22 km away
  16. 1.82 km NE of Lake Almanor West, California · 15320 days ago · 6 km deep · 92 km away
  17. 1.815 km WNW of Round Mountain, California · 15319 days ago · 11 km deep · 75 km away
  18. 2.321 km NNW of Paskenta, California · 15317 days ago · -1 km deep · 38 km away
  19. 2.05 km WSW of Hamilton City, California · 15316 days ago · 21 km deep · 51 km away
  20. 2.25 km S of Hamilton City, California · 15315 days ago · 12 km deep · 55 km away
  21. 2.613 km NW of Chester, California · 15315 days ago · 3 km deep · 80 km away
  22. 2.422 km NW of Elk Creek, California · 15311 days ago · 9 km deep · 63 km away
  23. 3.16 km NNE of Vina, California · 15311 days ago · 3 km deep · 27 km away
  24. 2.5Northern California · 15311 days ago · 13 km deep · 61 km away
  25. 2.08 km SSW of Shasta, California · 15310 days ago · 21 km deep · 48 km away
  26. 2.518 km SSW of Mineral, California · 15303 days ago · 24 km deep · 48 km away
  27. 1.915 km NNE of French Gulch, California · 15298 days ago · 4 km deep · 78 km away
  28. 2.711 km NNE of Covelo, California · 15294 days ago · 2 km deep · 85 km away
  29. 2.112 km NNE of Covelo, California · 15293 days ago · 10 km deep · 84 km away
  30. 2.711 km NNE of Covelo, California · 15289 days ago · 6 km deep · 85 km away
  31. 3.96 km NNW of Junction City, California · 15286 days ago · 33 km deep · 99 km away

Before

  1. 2.95 km ENE of Los Molinos, California · 15347 days ago · 60 km deep · 23 km away
  2. 1.619 km NNE of Mineral, California · 15347 days ago · -1 km deep · 73 km away
  3. 1.821 km ENE of Potter Valley, California · 15348 days ago · 12 km deep · 99 km away
  4. 2.319 km SW of Elk Creek, California · 15348 days ago · -1 km deep · 84 km away
  5. 2.314 km ENE of Shingletown, California · 15349 days ago · 26 km deep · 61 km away
  6. 1.513 km NNE of Mineral, California · 15349 days ago · 2 km deep · 69 km away
  7. 2.06 km SW of Lake Almanor West, California · 15351 days ago · 6 km deep · 86 km away
  8. 1.86 km SW of Lakehead, California · 15351 days ago · 4 km deep · 80 km away
  9. 1.825 km SE of Covelo, California · 15352 days ago · 5 km deep · 92 km away
  10. 1.724 km NNE of Potter Valley, California · 15353 days ago · 3 km deep · 94 km away
  11. 2.29 km E of Vina, California · 15355 days ago · 2 km deep · 35 km away
  12. 2.71 km NW of Belden, California · 15355 days ago · 3 km deep · 86 km away
  13. 2.41 km N of Belden, California · 15355 days ago · 0 km deep · 87 km away
  14. 2.49 km NE of Vina, California · 15357 days ago · 4 km deep · 31 km away
  15. 1.78 km WSW of Paynes Creek, California · 15357 days ago · 4 km deep · 27 km away
  16. 1.910 km SW of Paynes Creek, California · 15358 days ago · 14 km deep · 25 km away
  17. 1.910 km WSW of Paynes Creek, California · 15358 days ago · 9 km deep · 25 km away
  18. 1.910 km WSW of Paynes Creek, California · 15358 days ago · 12 km deep · 25 km away
  19. 2.09 km SW of Paynes Creek, California · 15358 days ago · 18 km deep · 27 km away
  20. 2.013 km NE of Bend, California · 15361 days ago · 9 km deep · 24 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc28622. Read Thu, Oct 1, 2026, 1:05 AM UTC.