Washington earthquakes

M2.3 earthquake Washington

A magnitude 2.3 earthquake struck in Washington on Tue, Oct 11, 2005, 12:52 PM PDT (19:52 UTC), 17 km (10 mi) below the surface.

A larger quake followed: M2.4 7 km SSW of Seabeck, 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
2.3 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2005-10-11 19:52:50 UTC
Depth
16.8 km (10.5 mi), shallow
Epicenter
47.460° N, 121.703° 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 0.2 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.02
Depth from
From location
Station coverage gap
56°
Stations used
40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.89 km W of Easton, Washington · 7655 days ago · 10 km deep · 39 km away
  2. 2.47 km SSW of Seabeck, Washington · 7641 days ago · 21 km deep · 88 km away
  3. 1.56 km ESE of Enumclaw, Washington · 7637 days ago · 23 km deep · 35 km away
  4. 1.54 km ENE of Lake Roesiger, Washington · 7635 days ago · 13 km deep · 62 km away
  5. 2.12 km WNW of Tacoma, Washington · 7634 days ago · 12 km deep · 62 km away
  6. 1.86 km SW of Wilderness Rim, Washington · 7621 days ago · 20 km deep · 11 km away
  7. 1.94 km W of Shoreline, Washington · 7619 days ago · 26 km deep · 62 km away
  8. 1.752 km NE of Skykomish, Washington · 7618 days ago · 7 km deep · 90 km away
  9. 1.83 km ESE of Snohomish, Washington · 7615 days ago · 26 km deep · 56 km away
  10. 2.05 km WSW of Wilderness Rim, Washington · 7613 days ago · 20 km deep · 10 km away
  11. 2.16 km WSW of Darrington, Washington · 7606 days ago · 8 km deep · 85 km away
  12. 1.81 km NNE of Bellevue, Washington · 7603 days ago · 29 km deep · 41 km away
  13. 1.55 km WSW of Darrington, Washington · 7602 days ago · 7 km deep · 86 km away

Before

  1. 2.617 km NW of Leavenworth, Washington · 7675 days ago · 4 km deep · 69 km away
  2. 1.65 km WSW of Snoqualmie, Washington · 7679 days ago · 8 km deep · 15 km away
  3. 1.512 km NE of Snoqualmie, Washington · 7681 days ago · 6 km deep · 16 km away
  4. 1.83 km E of Dash Point, Washington · 7685 days ago · 22 km deep · 53 km away
  5. 2.94 km WSW of Quilcene, Washington · 7690 days ago · 49 km deep · 100 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10680468. Read Fri, Oct 2, 2026, 8:23 PM UTC.