California earthquakes

M2.3 earthquake 12 km NE of Proberta, California

A magnitude 2.3 earthquake struck 12 km NE of Proberta, California on Thu, Jan 3, 1985, 8:51 AM PST (16:51 UTC), 12 km (8 mi) below the surface.

A larger quake followed: M3.0 12 km W of Paynes Creek, California. 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
2.3 (md), micro
Local time
UTC
1985-01-03 16:51:42 UTC
Depth
12.5 km (7.8 mi), shallow
Epicenter
40.148° N, 122.053° 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 1.1 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
109°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 2.016 km WNW of Paynes Creek, California · 15237 days ago · 18 km deep · 28 km away
  2. 1.67 km SE of Hamilton City, California · 15237 days ago · 5 km deep · 51 km away
  3. 1.615 km E of Cottonwood, California · 15236 days ago · 7 km deep · 25 km away
  4. 1.629 km NE of Covelo, California · 15235 days ago · -1 km deep · 83 km away
  5. 3.012 km W of Paynes Creek, California · 15233 days ago · 17 km deep · 22 km away
  6. 1.810 km WNW of Paynes Creek, California · 15233 days ago · 4 km deep · 25 km away
  7. 2.00 km SSW of Twain, California · 15232 days ago · 7 km deep · 84 km away
  8. 2.616 km W of Paskenta, California · 15224 days ago · 1 km deep · 66 km away
  9. 1.6Northern California · 15221 days ago · 10 km deep · 33 km away
  10. 1.928 km ENE of Covelo, California · 15220 days ago · -1 km deep · 81 km away
  11. 2.03 km NNE of Lake Almanor West, California · 15215 days ago · 6 km deep · 74 km away
  12. 1.512 km W of Chester, California · 15203 days ago · 3 km deep · 59 km away
  13. 1.64 km ESE of Palermo, California · 15202 days ago · 9 km deep · 94 km away
  14. 1.83 km NNW of Lake Almanor West, California · 15199 days ago · 3 km deep · 72 km away
  15. 1.72 km N of Lake Almanor West, California · 15196 days ago · 6 km deep · 74 km away
  16. 3.38 km NW of Old Station, California · 15193 days ago · 9 km deep · 80 km away
  17. 1.816 km ENE of Mineral, California · 15193 days ago · 6 km deep · 62 km away
  18. 1.8Northern California · 15193 days ago · 10 km deep · 81 km away
  19. 2.317 km ENE of Mineral, California · 15193 days ago · 6 km deep · 62 km away
  20. 1.617 km ENE of Mineral, California · 15192 days ago · 8 km deep · 62 km away
  21. 2.316 km ENE of Mineral, California · 15192 days ago · 3 km deep · 62 km away
  22. 1.817 km ENE of Mineral, California · 15192 days ago · 7 km deep · 62 km away
  23. 2.115 km NNE of Shingletown, California · 15189 days ago · 13 km deep · 56 km away
  24. 1.85 km WSW of Bella Vista, California · 15188 days ago · 4 km deep · 56 km away
  25. 2.015 km SW of Lake Almanor West, California · 15186 days ago · 8 km deep · 61 km away
  26. 1.714 km NNE of Mineral, California · 15179 days ago · 3 km deep · 57 km away

Before

  1. 1.511 km WSW of Chester, California · 15238 days ago · 5 km deep · 61 km away
  2. 1.912 km E of Cottonwood, California · 15241 days ago · 18 km deep · 25 km away
  3. 2.010 km SSE of Lakehead, California · 15241 days ago · 4 km deep · 78 km away
  4. 1.92 km WNW of Big Bend, California · 15245 days ago · 16 km deep · 98 km away
  5. 2.218 km SE of Ruth, California · 15245 days ago · 36 km deep · 94 km away
  6. 1.69 km WSW of Manton, California · 15245 days ago · 5 km deep · 31 km away
  7. 2.214 km W of Round Mountain, California · 15246 days ago · 23 km deep · 73 km away
  8. 1.812 km SW of Durham, California · 15247 days ago · 18 km deep · 67 km away
  9. 1.913 km E of Cottonwood, California · 15250 days ago · 13 km deep · 27 km away
  10. 1.614 km NNE of Mineral, California · 15251 days ago · 3 km deep · 56 km away
  11. 1.715 km N of Westwood, California · 15252 days ago · -2 km deep · 97 km away
  12. 1.613 km ENE of Millville, California · 15252 days ago · 10 km deep · 50 km away
  13. 2.227 km W of Paskenta, California · 15254 days ago · 9 km deep · 73 km away
  14. 1.7Northern California · 15257 days ago · 4 km deep · 96 km away
  15. 1.716 km SW of Old Station, California · 15258 days ago · 3 km deep · 63 km away
  16. 2.27 km W of Durham, California · 15258 days ago · 27 km deep · 56 km away
  17. 2.12 km W of Paradise, California · 15263 days ago · 20 km deep · 55 km away
  18. 1.94 km SE of Canyondam, California · 15263 days ago · 2 km deep · 87 km away
  19. 1.52 km SSE of Canyondam, California · 15266 days ago · 0 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc36167. Read Wed, Sep 23, 2026, 1:19 AM UTC.