California earthquakes

M1.6 earthquake 14 km E of Willows, California

A magnitude 1.6 earthquake struck 14 km E of Willows, California on Fri, Dec 6, 1985, 10:33 PM PST (06:33 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M2.3 2 km S of Lakeport, California. This one was a foreshock.

Willows 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
1.6 (md), micro
Local time
UTC
1985-12-07 06:33:12 UTC
Depth
12.8 km (7.9 mi), shallow
Epicenter
39.547° N, 122.023° 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 1.2 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.44
Depth from
From location
Station coverage gap
194°, 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: 22 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 2.32 km S of Lakeport, California · 14897 days ago · 21 km deep · 97 km away
  2. 1.69 km ENE of Hidden Valley Lake, California · 14894 days ago · 9 km deep · 87 km away
  3. 1.89 km ENE of Hidden Valley Lake, California · 14894 days ago · 8 km deep · 87 km away
  4. 1.916 km NE of Lucerne, California · 14892 days ago · 5 km deep · 68 km away
  5. 1.624 km WNW of Paskenta, California · 14889 days ago · 4 km deep · 83 km away
  6. 2.526 km W of Paskenta, California · 14884 days ago · -1 km deep · 83 km away
  7. 1.722 km ENE of Potter Valley, California · 14884 days ago · 10 km deep · 74 km away
  8. 1.99 km ENE of Hidden Valley Lake, California · 14880 days ago · 9 km deep · 87 km away
  9. 2.010 km NNE of Princeton, California · 14873 days ago · 5 km deep · 8 km away
  10. 1.716 km NNE of Upper Lake, California · 14869 days ago · 6 km deep · 75 km away
  11. 2.18 km ENE of Lower Lake, California · 14869 days ago · 0 km deep · 80 km away
  12. 1.919 km ENE of Potter Valley, California · 14869 days ago · 6 km deep · 78 km away
  13. 1.625 km SE of Covelo, California · 14868 days ago · 4 km deep · 90 km away
  14. 2.126 km W of Paskenta, California · 14864 days ago · -1 km deep · 83 km away
  15. 2.214 km W of Chester, California · 14858 days ago · 4 km deep · 98 km away
  16. 1.620 km N of Potter Valley, California · 14858 days ago · 6 km deep · 95 km away
  17. 2.112 km NE of Bend, California · 14858 days ago · 19 km deep · 86 km away
  18. 2.421 km ENE of Clearlake, California · 14854 days ago · 0 km deep · 64 km away
  19. 2.17 km NNE of Proberta, California · 14849 days ago · 6 km deep · 68 km away
  20. 1.928 km E of Covelo, California · 14848 days ago · 4 km deep · 81 km away
  21. 2.52 km SE of Clear Lake Riviera, California · 14846 days ago · 2 km deep · 89 km away
  22. 3.025 km W of Paskenta, California · 14842 days ago · -1 km deep · 81 km away

Before

  1. 1.88 km N of Upper Lake, California · 14906 days ago · 6 km deep · 82 km away
  2. 1.712 km SSW of Lake Almanor West, California · 14907 days ago · 2 km deep · 91 km away
  3. 1.614 km ESE of Hidden Valley Lake, California · 14907 days ago · -1 km deep · 96 km away
  4. 1.910 km ESE of Hidden Valley Lake, California · 14907 days ago · 5 km deep · 94 km away
  5. 1.930 km WNW of Paskenta, California · 14908 days ago · 1 km deep · 88 km away
  6. 2.620 km ENE of Clearlake, California · 14908 days ago · 0 km deep · 68 km away
  7. 2.321 km ENE of Clearlake, California · 14909 days ago · 6 km deep · 65 km away
  8. 1.612 km NE of Clearlake, California · 14910 days ago · 6 km deep · 71 km away
  9. 2.334 km NW of Paskenta, California · 14911 days ago · 8 km deep · 93 km away
  10. 2.03 km ESE of Clear Lake Riviera, California · 14911 days ago · 4 km deep · 88 km away
  11. 2.026 km NE of Potter Valley, California · 14913 days ago · 7 km deep · 73 km away
  12. 1.915 km W of Manton, California · 14914 days ago · 28 km deep · 98 km away
  13. 2.36 km ENE of Nord, California · 14917 days ago · 18 km deep · 30 km away
  14. 1.726 km WNW of Paskenta, California · 14918 days ago · -1 km deep · 84 km away
  15. 1.51 km E of Knights Landing, California · 14919 days ago · 1 km deep · 88 km away
  16. 1.98 km W of Lodoga, California · 14920 days ago · 4 km deep · 56 km away
  17. 2.77 km ENE of Nord, California · 14921 days ago · 14 km deep · 31 km away
  18. 1.614 km ESE of Hidden Valley Lake, California · 14921 days ago · -1 km deep · 96 km away
  19. 3.08 km WSW of Paradise, California · 14922 days ago · 28 km deep · 33 km away
  20. 1.630 km ENE of Covelo, California · 14924 days ago · 16 km deep · 89 km away

Earthquakes todayCalifornia earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event nc62720. Read Wed, Sep 23, 2026, 9:06 PM UTC.