Washington earthquakes

M1.9 earthquake 11 km SE of Skykomish, Washington

A magnitude 1.9 earthquake struck 11 km SE of Skykomish, Washington on Mon, Oct 6, 2003, 1:50 AM PDT (08:50 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.6 7 km SSW of Nile, Washington. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.9 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2003-10-06 08:50:04 UTC
Depth
4.7 km (2.9 mi), shallow
Epicenter
47.622° N, 121.269° 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 0.0 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.03
Depth from
Operator assigned
Station coverage gap
37°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.81 km NW of Maple Valley, Washington · 8395 days ago · 11 km deep · 64 km away
  2. 1.50 km ENE of Maple Valley, Washington · 8394 days ago · 9 km deep · 63 km away
  3. 1.62 km NE of Fall City, Washington · 8390 days ago · 7 km deep · 45 km away
  4. 1.71 km WSW of Mountlake Terrace, Washington · 8387 days ago · 18 km deep · 81 km away
  5. 1.510 km ESE of Riverbend, Washington · 8386 days ago · 12 km deep · 35 km away
  6. 2.33 km S of Fall City, Washington · 8377 days ago · 18 km deep · 48 km away
  7. 2.67 km SSW of Nile, Washington · 8366 days ago · 5 km deep · 99 km away
  8. 1.68 km SSW of Swede Heaven, Washington · 8361 days ago · 13 km deep · 76 km away
  9. 2.04 km SW of Fall City, Washington · 8359 days ago · 21 km deep · 51 km away
  10. 1.56 km ESE of Oso, Washington · 8358 days ago · 13 km deep · 82 km away
  11. 1.79 km S of Leavenworth, Washington · 8358 days ago · -1 km deep · 48 km away
  12. 1.73 km SW of Clinton, Washington · 8357 days ago · 32 km deep · 92 km away
  13. 2.22 km SE of Kittitas, Washington · 8351 days ago · -1 km deep · 98 km away
  14. 2.01 km S of Mirrormont, Washington · 8347 days ago · 19 km deep · 58 km away
  15. 1.514 km NNE of Ashford, Washington · 8342 days ago · 9 km deep · 98 km away
  16. 1.55 km NNE of Woods Creek, Washington · 8339 days ago · 15 km deep · 55 km away

Before

  1. 1.61 km WNW of Maple Valley, Washington · 8399 days ago · 6 km deep · 65 km away
  2. 1.91 km WSW of Maple Valley, Washington · 8401 days ago · 8 km deep · 65 km away
  3. 1.78 km SW of Sultan, Washington · 8407 days ago · 9 km deep · 50 km away
  4. 2.06 km NE of Fall City, Washington · 8411 days ago · 17 km deep · 42 km away
  5. 1.618 km ESE of Darrington, Washington · 8416 days ago · 7 km deep · 62 km away
  6. 1.818 km ESE of Darrington, Washington · 8416 days ago · 9 km deep · 64 km away
  7. 1.84 km N of Lake Marcel-Stillwater, Washington · 8419 days ago · 6 km deep · 49 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10595693. Read Thu, Oct 1, 2026, 1:08 PM UTC.