Washington earthquakes

M1.8 earthquake 1 km WSW of Silverdale, Washington

A magnitude 1.8 earthquake struck 1 km WSW of Silverdale, Washington on Wed, Dec 17, 2003, 11:49 AM PST (19:49 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M3.6 1 km SSE of Enetai, Washington. This one was a foreshock.

Silverdale 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2003-12-17 19:49:11 UTC
Depth
25.5 km (15.8 mi), shallow
Epicenter
47.641° N, 122.721° 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, 0.4 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
61°
Stations used
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.59 km SSW of Sultan, Washington · 8322 days ago · 7 km deep · 67 km away
  2. 1.55 km S of Lake Roesiger, Washington · 8310 days ago · 14 km deep · 68 km away
  3. 1.68 km ENE of Carnation, Washington · 8307 days ago · 15 km deep · 68 km away
  4. 1.91 km NNE of Oak Harbor, Washington · 8307 days ago · 19 km deep · 74 km away
  5. 1.80 km WNW of Woodway, Washington · 8296 days ago · 28 km deep · 30 km away
  6. 1.71 km NW of Woodway, Washington · 8295 days ago · 20 km deep · 30 km away
  7. 2.019 km NNE of Ashford, Washington · 8295 days ago · 12 km deep · 100 km away
  8. 2.43 km WNW of Federal Way, Washington · 8295 days ago · 24 km deep · 44 km away
  9. 3.61 km SSE of Enetai, Washington · 8295 days ago · 55 km deep · 13 km away · felt by 885
  10. 1.60 km ESE of Sammamish, Washington · 8293 days ago · 16 km deep · 49 km away
  11. 1.80 km NNW of Orting, Washington · 8284 days ago · 11 km deep · 72 km away
  12. 1.72 km E of Waller, Washington · 8284 days ago · 19 km deep · 57 km away
  13. 1.89 km SSW of Sultan, Washington · 8284 days ago · 4 km deep · 67 km away
  14. 1.621 km SSW of Blyn, Washington · 8271 days ago · 45 km deep · 41 km away
  15. 2.44 km ESE of La Conner, Washington · 8270 days ago · -1 km deep · 84 km away
  16. 1.86 km W of Conway, Washington · 8268 days ago · 10 km deep · 82 km away
  17. 1.94 km ESE of Cathcart, Washington · 8267 days ago · 28 km deep · 54 km away
  18. 1.73 km SSW of Hoodsport, Washington · 8265 days ago · 46 km deep · 45 km away

Before

  1. 2.12 km SSW of Black Diamond, Washington · 8328 days ago · 19 km deep · 66 km away
  2. 2.07 km ENE of Port Townsend, Washington · 8333 days ago · 24 km deep · 56 km away
  3. 1.813 km E of Wilkeson, Washington · 8336 days ago · 17 km deep · 87 km away
  4. 1.55 km NNE of Woods Creek, Washington · 8340 days ago · 15 km deep · 72 km away
  5. 2.42 km NW of Warm Beach, Washington · 8346 days ago · 34 km deep · 65 km away
  6. 2.01 km S of Mirrormont, Washington · 8347 days ago · 19 km deep · 59 km away
  7. 1.86 km WSW of La Conner, Washington · 8352 days ago · 62 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10590773. Read Fri, Oct 2, 2026, 12:03 AM UTC.