Washington earthquakes

M1.8 earthquake 6 km ENE of Allyn, Washington

A magnitude 1.8 earthquake struck 6 km ENE of Allyn, Washington on Mon, Feb 16, 2004, 3:49 AM PST (11:49 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M2.6 5 km W of Hoodsport, Washington. This one was a foreshock.

Allyn 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
2004-02-16 11:49:53 UTC
Depth
24.7 km (15.3 mi), shallow
Epicenter
47.404° N, 122.743° 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
±0.04
Depth from
Operator assigned
Station coverage gap
107°
Stations used
44

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. 2.65 km W of Hoodsport, Washington · 8256 days ago · 45 km deep · 35 km away
  2. 1.611 km N of Jamestown, Washington · 8252 days ago · 26 km deep · 95 km away
  3. 1.74 km W of Ketron, Washington · 8245 days ago · 9 km deep · 28 km away
  4. 1.820 km W of Quilcene, Washington · 8242 days ago · 45 km deep · 56 km away
  5. 1.917 km SSE of Carbonado, Washington · 8231 days ago · -2 km deep · 78 km away
  6. 1.63 km SW of Lake Marcel-Stillwater, Washington · 8218 days ago · 2 km deep · 66 km away
  7. 1.73 km NNW of Aberdeen Gardens, Washington · 8215 days ago · -1 km deep · 87 km away
  8. 2.15 km SW of Woodway, Washington · 8215 days ago · 26 km deep · 46 km away
  9. 2.316 km SSE of Carbonado, Washington · 8205 days ago · 11 km deep · 78 km away
  10. 1.83 km WSW of Des Moines, Washington · 8204 days ago · 23 km deep · 29 km away

Before

  1. 1.73 km SSW of Hoodsport, Washington · 8265 days ago · 46 km deep · 32 km away
  2. 1.94 km ESE of Cathcart, Washington · 8267 days ago · 28 km deep · 70 km away
  3. 1.621 km SSW of Blyn, Washington · 8271 days ago · 45 km deep · 60 km away
  4. 1.89 km SSW of Sultan, Washington · 8284 days ago · 4 km deep · 79 km away
  5. 1.72 km E of Waller, Washington · 8284 days ago · 19 km deep · 38 km away
  6. 1.80 km NNW of Orting, Washington · 8284 days ago · 11 km deep · 53 km away
  7. 2.023 km ENE of Ashford, Washington · 8292 days ago · 1 km deep · 97 km away
  8. 1.60 km ESE of Sammamish, Washington · 8292 days ago · 16 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10600958. Read Thu, Oct 1, 2026, 11:41 PM UTC.