Washington earthquakes

M1.6 earthquake 4 km ESE of Cathcart, Washington

A magnitude 1.6 earthquake struck 4 km ESE of Cathcart, Washington on Tue, Dec 31, 1985, 1:26 PM PST (21:26 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.9 9 km NE of Lake Cavanaugh, Washington. This one was a foreshock.

Cathcart forecastMore in Washington

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (md), micro
Local time
UTC
1985-12-31 21:26:39 UTC
Depth
-0.4 km (-0.2 mi), shallow
Epicenter
47.835° N, 122.042° 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 0.1 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
60°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 39 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.79 km E of Verlot, Washington · 14874 days ago · 3 km deep · 40 km away
  2. 1.78 km ESE of Verlot, Washington · 14874 days ago · 1 km deep · 39 km away
  3. 2.33 km N of Hamilton, Washington · 14873 days ago · 1 km deep · 80 km away
  4. 1.810 km S of Darrington, Washington · 14871 days ago · 8 km deep · 48 km away
  5. 1.99 km NNW of Belfair, Washington · 14870 days ago · 14 km deep · 70 km away
  6. 1.76 km W of Port Townsend, Washington · 14868 days ago · 50 km deep · 68 km away
  7. 2.18 km ESE of Verlot, Washington · 14867 days ago · 4 km deep · 39 km away
  8. 2.87 km ESE of Verlot, Washington · 14867 days ago · 1 km deep · 38 km away
  9. 1.73 km ESE of Indianola, Washington · 14866 days ago · 22 km deep · 34 km away
  10. 1.84 km NW of Skykomish, Washington · 14865 days ago · -1 km deep · 50 km away
  11. 1.90 km ENE of Clyde Hill, Washington · 14863 days ago · 24 km deep · 25 km away
  12. 1.80 km S of Big Lake, Washington · 14862 days ago · 14 km deep · 65 km away
  13. 2.27 km NNW of Kingston, Washington · 14860 days ago · 49 km deep · 37 km away
  14. 2.45 km SW of Hansville, Washington · 14859 days ago · 17 km deep · 43 km away
  15. 1.68 km NE of Tanner, Washington · 14859 days ago · -1 km deep · 44 km away
  16. 1.55 km E of Granite Falls, Washington · 14859 days ago · -1 km deep · 30 km away
  17. 1.52 km WNW of East Hill-Meridian, Washington · 14857 days ago · 40 km deep · 48 km away
  18. 1.932 km W of Brinnon, Washington · 14849 days ago · 41 km deep · 98 km away
  19. 1.96 km ENE of Verlot, Washington · 14849 days ago · 14 km deep · 40 km away
  20. 1.77 km ESE of Belfair, WA · 14849 days ago · 19 km deep · 69 km away
  21. 2.45 km ESE of Black Diamond, Washington · 14846 days ago · 12 km deep · 62 km away
  22. 1.511 km NNE of North Sultan, Washington · 14845 days ago · -1 km deep · 26 km away
  23. 1.713 km WNW of Leavenworth, Washington · 14842 days ago · 12 km deep · 93 km away
  24. 2.112 km ESE of Tanner, Washington · 14841 days ago · 10 km deep · 55 km away
  25. 1.53 km N of Lake Marcel-Stillwater, Washington · 14840 days ago · 21 km deep · 16 km away
  26. 1.59 km NE of Lake Cavanaugh, Washington · 14839 days ago · -1 km deep · 63 km away
  27. 1.83 km SW of Bainbridge Island, Washington · 14839 days ago · 19 km deep · 46 km away
  28. 2.03 km NNW of White Center, Washington · 14839 days ago · 21 km deep · 41 km away
  29. 3.19 km NE of Lake Cavanaugh, Washington · 14839 days ago · 3 km deep · 63 km away
  30. 3.99 km NE of Lake Cavanaugh, Washington · 14839 days ago · -1 km deep · 63 km away
  31. 2.28 km NNE of Lake Cavanaugh, Washington · 14839 days ago · 1 km deep · 63 km away
  32. 1.79 km NNE of Lake Cavanaugh, Washington · 14838 days ago · 3 km deep · 63 km away
  33. 1.69 km NNE of Lake Cavanaugh, Washington · 14838 days ago · 2 km deep · 63 km away
  34. 1.69 km NE of Lake Cavanaugh, Washington · 14832 days ago · -1 km deep · 63 km away
  35. 2.10 km WNW of Normandy Park, Washington · 14831 days ago · 17 km deep · 50 km away
  36. 1.63 km E of Granite Falls, Washington · 14827 days ago · -1 km deep · 29 km away
  37. 1.70 km NNE of Normandy Park, Washington · 14827 days ago · 18 km deep · 50 km away
  38. 1.74 km SW of Seattle, Washington · 14826 days ago · 7 km deep · 38 km away
  39. 1.511 km SE of Greenwater, Washington · 14821 days ago · 6 km deep · 92 km away

Before

  1. 1.50 km W of Oak Harbor, Washington · 14883 days ago · 25 km deep · 68 km away
  2. 3.018 km SE of Carbonado, Washington · 14883 days ago · 6 km deep · 97 km away
  3. 1.57 km W of Burley, Washington · 14884 days ago · 19 km deep · 69 km away
  4. 1.72 km SW of Chico, Washington · 14885 days ago · 22 km deep · 58 km away
  5. 1.93 km S of Issaquah, Washington · 14892 days ago · 31 km deep · 37 km away
  6. 1.62 km WNW of Navy Yard City, Washington · 14893 days ago · 13 km deep · 57 km away
  7. 2.17 km ESE of Quilcene, Washington · 14893 days ago · 17 km deep · 55 km away
  8. 2.011 km SSW of Darrington, Washington · 14894 days ago · 7 km deep · 47 km away
  9. 2.711 km S of Friday Harbor, Washington · 14898 days ago · 26 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10201658. Read Sun, Sep 27, 2026, 6:19 AM UTC.