Washington earthquakes

M1.5 earthquake 5 km SSW of Fall City, Washington

A magnitude 1.5 earthquake struck 5 km SSW of Fall City, Washington on Mon, Sep 13, 2004, 1:31 AM PDT (08:31 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M3.2 22 km ENE of Ashford, Washington. This one was a foreshock.

Fall City 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, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2004-09-13 08:31:16 UTC
Depth
13.3 km (8.3 mi), shallow
Epicenter
47.517° N, 121.910° 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 1.3 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
184°, poorly surrounded by stations
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: 14 in the 60 days after this one and 21 in the 30 days before it.

After

  1. 1.83 km E of Dash Point, Washington · 8051 days ago · 26 km deep · 42 km away
  2. 1.623 km WNW of Brinnon, Washington · 8044 days ago · 42 km deep · 100 km away
  3. 1.58 km SW of Camano, Washington · 8036 days ago · 26 km deep · 85 km away
  4. 2.32 km NE of Union Hill-Novelty Hill, Washington · 8036 days ago · 9 km deep · 20 km away
  5. 1.75 km ENE of Granite Falls, Washington · 8032 days ago · -1 km deep · 64 km away
  6. 1.717 km SSE of Carbonado, Washington · 8032 days ago · 6 km deep · 64 km away
  7. 1.64 km SE of Oso, Washington · 8032 days ago · 12 km deep · 81 km away
  8. 1.522 km ENE of Ashford, Washington · 8008 days ago · 0 km deep · 76 km away
  9. 1.62 km SE of Port Hadlock-Irondale, Washington · 8007 days ago · 25 km deep · 84 km away
  10. 2.023 km ENE of Ashford, Washington · 8006 days ago · 0 km deep · 76 km away
  11. 1.523 km ENE of Ashford, Washington · 8000 days ago · 0 km deep · 76 km away
  12. 1.522 km ENE of Ashford, Washington · 7999 days ago · 0 km deep · 76 km away
  13. 3.222 km ENE of Ashford, Washington · 7999 days ago · 0 km deep · 76 km away
  14. 1.54 km N of White Center, Washington · 7998 days ago · 28 km deep · 34 km away

Before

  1. 1.51 km E of Maple Valley, Washington · 8060 days ago · 13 km deep · 17 km away
  2. 1.65 km SE of Oso, Washington · 8061 days ago · 12 km deep · 80 km away
  3. 1.59 km WSW of Port Ludlow, Washington · 8065 days ago · 26 km deep · 79 km away
  4. 2.011 km ENE of Enumclaw, Washington · 8065 days ago · 15 km deep · 32 km away
  5. 2.211 km ESE of Ashford, Washington · 8068 days ago · 6 km deep · 88 km away
  6. 1.75 km NNW of Maplewood, Washington · 8069 days ago · 20 km deep · 51 km away
  7. 1.617 km SSE of Carbonado, Washington · 8070 days ago · 7 km deep · 63 km away
  8. 2.04 km E of Dash Point, Washington · 8071 days ago · 28 km deep · 41 km away
  9. 1.51 km NNW of Silvana, Washington · 8071 days ago · 8 km deep · 82 km away
  10. 1.717 km NNE of Packwood, Washington · 8072 days ago · 3 km deep · 88 km away
  11. 2.215 km NE of Packwood, Washington · 8075 days ago · 6 km deep · 98 km away
  12. 1.63 km WSW of White Center, Washington · 8078 days ago · 20 km deep · 37 km away
  13. 2.12 km E of Edmonds, Washington · 8079 days ago · 31 km deep · 46 km away
  14. 1.91 km WNW of Swede Heaven, Washington · 8079 days ago · 7 km deep · 87 km away
  15. 1.53 km ENE of Dash Point, Washington · 8079 days ago · 29 km deep · 42 km away
  16. 1.65 km SSE of Swede Heaven, Washington · 8079 days ago · 9 km deep · 82 km away
  17. 1.517 km SSE of Carbonado, Washington · 8081 days ago · 12 km deep · 65 km away
  18. 1.75 km SE of Hobart, Washington · 8082 days ago · 1 km deep · 15 km away
  19. 2.03 km NE of Wilburton, Washington · 8082 days ago · 24 km deep · 22 km away
  20. 4.016 km ENE of Packwood, Washington · 8082 days ago · -1 km deep · 100 km away · felt by 116

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10620243. Read Sat, Oct 3, 2026, 6:25 AM UTC.