Washington earthquakes

M1.7 earthquake 0 km N of Federal Way, Washington

A magnitude 1.7 earthquake struck 0 km N of Federal Way, Washington on Wed, Oct 15, 1980, 4:48 AM PDT (11:48 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.0 13 km W of Packwood, Washington. This one was a foreshock.

Federal Way 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), micro
Local time
UTC
1980-10-15 11:48:26 UTC
Depth
7.8 km (4.9 mi), shallow
Epicenter
47.328° N, 122.313° 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
±0.08
Depth from
Operator assigned
Station coverage gap
33°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 3.013 km W of Packwood, Washington · 16775 days ago · 5 km deep · 89 km away
  2. 1.813 km W of Packwood, Washington · 16773 days ago · 6 km deep · 89 km away
  3. 1.710 km WNW of Greenwater, Washington · 16772 days ago · -1 km deep · 43 km away
  4. 1.812 km W of Packwood, Washington · 16769 days ago · 5 km deep · 90 km away
  5. 1.82 km ESE of Dash Point, Washington · 16762 days ago · 13 km deep · 7 km away
  6. 2.920 km WNW of Quilcene, Washington · 16756 days ago · 45 km deep · 86 km away
  7. 2.112 km SE of Mossyrock, Washington · 16746 days ago · 9 km deep · 99 km away
  8. 2.119 km NE of Ashford, Washington · 16741 days ago · 9 km deep · 57 km away
  9. 2.84 km SSW of Fall City, Washington · 16739 days ago · 7 km deep · 38 km away
  10. 1.619 km NNE of Ashford, Washington · 16735 days ago · 7 km deep · 57 km away
  11. 2.68 km WSW of Skokomish, Washington · 16733 days ago · 43 km deep · 72 km away

Before

  1. 1.84 km NE of Maplewood, Washington · 16786 days ago · 45 km deep · 19 km away
  2. 2.82 km E of Cottage Lake, Washington · 16793 days ago · 8 km deep · 50 km away
  3. 1.620 km W of Quilcene, Washington · 16799 days ago · 42 km deep · 86 km away
  4. 1.74 km NW of North Sultan, Washington · 16802 days ago · 1 km deep · 74 km away
  5. 3.53 km NNW of North Sultan, Washington · 16802 days ago · 3 km deep · 74 km away
  6. 3.83 km NNW of North Sultan, Washington · 16804 days ago · 4 km deep · 74 km away
  7. 2.26 km S of Wilderness Rim, Washington · 16805 days ago · 17 km deep · 41 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10091173. Read Tue, Sep 22, 2026, 9:39 PM UTC.