Washington earthquakes

M1.5 earthquake 0 km W of Oak Harbor, Washington

A magnitude 1.5 earthquake struck 0 km W of Oak Harbor, Washington on Sat, Dec 28, 1985, 9:08 AM PST (17:08 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M1.6 4 km ESE of Cathcart, Washington. This one was a foreshock.

Oak Harbor 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
1.5 (md), micro
Local time
UTC
1985-12-28 17:08:49 UTC
Depth
24.8 km (15.4 mi), shallow
Epicenter
48.293° N, 122.652° 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 0.5 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
41°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.64 km ESE of Cathcart, Washington · 14875 days ago · 0 km deep · 68 km away
  2. 2.31 km E of Mission, Canada · 14873 days ago · 15 km deep · 97 km away
  3. 1.79 km E of Verlot, Washington · 14869 days ago · 3 km deep · 78 km away
  4. 1.78 km ESE of Verlot, Washington · 14869 days ago · 1 km deep · 77 km away
  5. 2.33 km N of Hamilton, Washington · 14868 days ago · 1 km deep · 57 km away
  6. 1.810 km S of Darrington, Washington · 14866 days ago · 8 km deep · 79 km away
  7. 1.99 km NNW of Belfair, Washington · 14865 days ago · 14 km deep · 86 km away
  8. 1.76 km W of Port Townsend, Washington · 14863 days ago · 50 km deep · 24 km away
  9. 2.18 km ESE of Verlot, Washington · 14863 days ago · 4 km deep · 77 km away
  10. 2.87 km ESE of Verlot, Washington · 14863 days ago · 1 km deep · 77 km away
  11. 1.73 km ESE of Indianola, Washington · 14861 days ago · 22 km deep · 63 km away
  12. 1.90 km ENE of Clyde Hill, Washington · 14858 days ago · 24 km deep · 80 km away
  13. 1.80 km S of Big Lake, Washington · 14857 days ago · 14 km deep · 33 km away
  14. 2.27 km NNW of Kingston, Washington · 14856 days ago · 49 km deep · 49 km away
  15. 2.45 km SW of Hansville, Washington · 14855 days ago · 17 km deep · 46 km away
  16. 1.55 km E of Granite Falls, Washington · 14854 days ago · -1 km deep · 60 km away
  17. 1.932 km W of Brinnon, Washington · 14845 days ago · 41 km deep · 84 km away
  18. 1.96 km ENE of Verlot, Washington · 14844 days ago · 14 km deep · 73 km away
  19. 1.77 km ESE of Belfair, WA · 14844 days ago · 19 km deep · 97 km away
  20. 1.511 km NNE of North Sultan, Washington · 14840 days ago · -1 km deep · 75 km away
  21. 1.920 km NNE of Concrete, Washington · 14839 days ago · -1 km deep · 85 km away
  22. 1.53 km N of Lake Marcel-Stillwater, Washington · 14835 days ago · 21 km deep · 84 km away
  23. 1.59 km NE of Lake Cavanaugh, Washington · 14834 days ago · -1 km deep · 53 km away
  24. 1.83 km SW of Bainbridge Island, Washington · 14834 days ago · 19 km deep · 77 km away
  25. 2.03 km NNW of White Center, Washington · 14834 days ago · 21 km deep · 85 km away
  26. 3.19 km NE of Lake Cavanaugh, Washington · 14834 days ago · 3 km deep · 53 km away
  27. 3.99 km NE of Lake Cavanaugh, Washington · 14834 days ago · -1 km deep · 54 km away
  28. 2.28 km NNE of Lake Cavanaugh, Washington · 14834 days ago · 1 km deep · 52 km away
  29. 1.79 km NNE of Lake Cavanaugh, Washington · 14834 days ago · 3 km deep · 53 km away
  30. 1.69 km NNE of Lake Cavanaugh, Washington · 14834 days ago · 2 km deep · 53 km away
  31. 1.69 km NE of Lake Cavanaugh, Washington · 14827 days ago · -1 km deep · 53 km away
  32. 2.10 km WNW of Normandy Park, Washington · 14826 days ago · 17 km deep · 98 km away
  33. 1.63 km E of Granite Falls, Washington · 14822 days ago · -1 km deep · 59 km away
  34. 1.70 km NNE of Normandy Park, Washington · 14822 days ago · 18 km deep · 98 km away
  35. 1.74 km SW of Seattle, Washington · 14821 days ago · 7 km deep · 82 km away

Before

  1. 1.57 km W of Burley, Washington · 14879 days ago · 19 km deep · 98 km away
  2. 1.72 km SW of Chico, Washington · 14880 days ago · 22 km deep · 78 km away
  3. 1.93 km S of Issaquah, Washington · 14887 days ago · 31 km deep · 100 km away
  4. 1.62 km WNW of Navy Yard City, Washington · 14888 days ago · 13 km deep · 81 km away
  5. 2.17 km ESE of Quilcene, Washington · 14888 days ago · 17 km deep · 55 km away
  6. 2.011 km SSW of Darrington, Washington · 14889 days ago · 7 km deep · 76 km away
  7. 2.711 km S of Friday Harbor, Washington · 14893 days ago · 26 km deep · 32 km away
  8. 2.214 km SSW of Birch Bay, Washington · 14902 days ago · 59 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10201108. Read Tue, Sep 22, 2026, 9:34 AM UTC.