Washington earthquakes

M1.7 earthquake Washington

A magnitude 1.7 earthquake struck in Washington on Mon, Oct 9, 2006, 8:13 PM PDT (03:13 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.8 8 km NNE of Lake Marcel-Stillwater, Washington. This one was a foreshock.

Sedro-Woolley 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
1.7 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2006-10-10 03:13:53 UTC
Depth
3.3 km (2.0 mi), shallow
Epicenter
48.584° N, 122.260° 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, 3.3 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
80°
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: 10 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.86 km SSE of Monroe, Washington · 7297 days ago · 23 km deep · 90 km away
  2. 1.84 km WSW of Lake Cavanaugh, Washington · 7292 days ago · 13 km deep · 34 km away
  3. 1.72 km NE of Sudden Valley, Washington · 7292 days ago · 14 km deep · 18 km away
  4. 1.63 km NW of Duvall, Washington · 7291 days ago · -1 km deep · 93 km away
  5. 1.77 km SSW of Friday Harbor, Washington · 7285 days ago · 26 km deep · 60 km away
  6. 2.88 km NNE of Lake Marcel-Stillwater, Washington · 7280 days ago · 7 km deep · 96 km away
  7. 1.87 km NNE of Lake Marcel-Stillwater, Washington · 7269 days ago · 4 km deep · 96 km away
  8. 1.910 km WNW of Stanwood, Washington · 7266 days ago · 18 km deep · 38 km away
  9. 2.39 km ENE of Duvall, Washington · 7264 days ago · 1 km deep · 94 km away
  10. 1.96 km NNW of Victoria, Canada · 7242 days ago · 26 km deep · 83 km away

Before

  1. 1.63 km SE of Oso, Washington · 7306 days ago · 13 km deep · 46 km away
  2. 1.62 km NE of Sudden Valley, Washington · 7306 days ago · 14 km deep · 18 km away
  3. 1.63 km NE of Sudden Valley, Washington · 7306 days ago · 14 km deep · 18 km away
  4. 2.511 km NNE of May Creek, Washington · 7307 days ago · 8 km deep · 87 km away
  5. 1.65 km NW of Orcas, Washington · 7310 days ago · 16 km deep · 54 km away
  6. 1.65 km NNW of Anacortes, Washington · 7311 days ago · 3 km deep · 28 km away
  7. 1.63 km ESE of Oso, Washington · 7314 days ago · 13 km deep · 45 km away
  8. 2.18 km NNE of Lake Marcel-Stillwater, Washington · 7318 days ago · 3 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10703953. Read Sat, Oct 3, 2026, 4:52 PM UTC.