California earthquakes

M1.7 earthquake 10 km E of Red Bluff, California

A magnitude 1.7 earthquake struck 10 km E of Red Bluff, California on Fri, May 3, 1985, 7:33 AM PDT (14:33 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.2 31 km WSW of Paskenta, 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.7 (md), micro
Local time
UTC
1985-05-03 14:33:21 UTC
Depth
3.1 km (2.0 mi), shallow
Epicenter
40.184° N, 122.118° 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 0.7 km horizontally, 4.6 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
199°, poorly surrounded by stations
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 2.231 km WSW of Paskenta, California · 15116 days ago · 9 km deep · 79 km away
  2. 1.912 km ENE of Bend, California · 15116 days ago · 7 km deep · 15 km away
  3. 2.31 km SW of Lake Almanor West, California · 15111 days ago · 3 km deep · 77 km away
  4. 2.412 km ENE of Shingletown, California · 15108 days ago · 35 km deep · 49 km away
  5. 1.78 km WSW of Red Bluff, California · 15107 days ago · 17 km deep · 18 km away
  6. 2.613 km ESE of Mineral, California · 15106 days ago · 8 km deep · 59 km away
  7. 1.811 km WNW of Lakehead, California · 15105 days ago · 4 km deep · 90 km away
  8. 1.716 km NE of Mineral, California · 15103 days ago · 4 km deep · 63 km away
  9. 1.514 km S of Hamilton City, California · 15102 days ago · 5 km deep · 65 km away
  10. 2.00 km NE of Butte Meadows, California · 15099 days ago · 3 km deep · 50 km away
  11. 1.78 km WSW of Lake Almanor West, California · 15094 days ago · 11 km deep · 69 km away
  12. 2.013 km NNW of Belden, California · 15093 days ago · 3 km deep · 68 km away
  13. 1.73 km WNW of Chester, California · 15090 days ago · -1 km deep · 74 km away
  14. 1.814 km NNE of Mineral, California · 15087 days ago · 3 km deep · 60 km away
  15. 1.930 km NE of Covelo, California · 15087 days ago · 3 km deep · 78 km away
  16. 2.624 km WNW of Paskenta, California · 15087 days ago · -1 km deep · 65 km away
  17. 2.44 km S of Oroville East, California · 15086 days ago · 2 km deep · 96 km away
  18. 1.915 km E of Cottonwood, California · 15081 days ago · 11 km deep · 24 km away
  19. 2.56 km N of Millville, California · 15079 days ago · 23 km deep · 47 km away
  20. 2.310 km NE of Vina, California · 15077 days ago · -1 km deep · 24 km away
  21. 1.73 km NNW of Hamilton City, California · 15076 days ago · 10 km deep · 47 km away
  22. 1.85 km E of Redding, California · 15076 days ago · 19 km deep · 48 km away
  23. 1.614 km NNW of Chester, California · 15075 days ago · 6 km deep · 77 km away
  24. 1.56 km WNW of Lake Almanor West, California · 15073 days ago · 9 km deep · 72 km away
  25. 3.025 km WNW of Paskenta, California · 15070 days ago · -1 km deep · 66 km away
  26. 2.316 km SSW of Paynes Creek, California · 15070 days ago · 10 km deep · 10 km away
  27. 1.66 km NNE of Cohasset, California · 15067 days ago · 3 km deep · 43 km away
  28. 2.210 km NNW of Stonyford, California · 15064 days ago · 7 km deep · 89 km away
  29. 2.310 km NNW of Stonyford, California · 15063 days ago · 4 km deep · 89 km away
  30. 1.77 km SSW of Lakehead, California · 15061 days ago · 4 km deep · 77 km away
  31. 1.6Northern California · 15061 days ago · 25 km deep · 60 km away
  32. 1.613 km NE of Vina, California · 15060 days ago · 11 km deep · 25 km away

Before

  1. 1.710 km ESE of Covelo, California · 15130 days ago · 1 km deep · 98 km away
  2. 2.17 km NNW of Richvale, California · 15133 days ago · 5 km deep · 75 km away
  3. 2.010 km E of Red Bluff, California · 15134 days ago · 4 km deep · 1 km away
  4. 2.312 km ESE of Bend, California · 15134 days ago · 17 km deep · 7 km away
  5. 2.913 km NE of Proberta, California · 15134 days ago · -1 km deep · 3 km away
  6. 1.812 km E of Red Bluff, California · 15135 days ago · 1 km deep · 2 km away
  7. 2.810 km E of Red Bluff, California · 15135 days ago · 10 km deep · 2 km away
  8. 2.07 km NE of Covelo, California · 15136 days ago · 5 km deep · 98 km away
  9. 1.614 km NE of Proberta, California · 15138 days ago · 0 km deep · 7 km away
  10. 2.111 km E of Red Bluff, California · 15139 days ago · 14 km deep · 2 km away
  11. 1.80 km NNW of Prattville, California · 15140 days ago · 3 km deep · 81 km away
  12. 2.516 km NNE of Elk Creek, California · 15141 days ago · 0 km deep · 57 km away
  13. 2.27 km NNE of Elk Creek, California · 15145 days ago · 12 km deep · 67 km away
  14. 3.01 km ESE of Anderson, California · 15147 days ago · 68 km deep · 32 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc47765. Read Tue, Sep 22, 2026, 8:35 PM UTC.