Washington earthquakes

M1.8 earthquake 4 km WSW of Shoreline, Washington

A magnitude 1.8 earthquake struck 4 km WSW of Shoreline, Washington on Sun, Aug 31, 1980, 2:10 PM PDT (21:10 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M2.1 2 km NNW of Warm Beach, Washington. This one was a foreshock.

Shoreline 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), micro
Local time
UTC
1980-08-31 21:10:12 UTC
Depth
19.8 km (12.3 mi), shallow
Epicenter
47.736° N, 122.390° 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 0.3 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
82°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.12 km NNW of Warm Beach, Washington · 16822 days ago · 29 km deep · 51 km away
  2. 2.821 km NW of Hoodsport, Washington · 16817 days ago · 45 km deep · 77 km away
  3. 2.26 km S of Wilderness Rim, Washington · 16805 days ago · 17 km deep · 60 km away
  4. 3.83 km NNW of North Sultan, Washington · 16804 days ago · 4 km deep · 46 km away
  5. 3.53 km NNW of North Sultan, Washington · 16802 days ago · 3 km deep · 46 km away
  6. 1.74 km NW of North Sultan, Washington · 16802 days ago · 1 km deep · 45 km away
  7. 1.75 km SSW of Lake McMurray, Washington · 16801 days ago · 0 km deep · 60 km away
  8. 1.611 km N of Swede Heaven, Washington · 16799 days ago · 4 km deep · 88 km away
  9. 1.620 km W of Quilcene, Washington · 16799 days ago · 42 km deep · 58 km away
  10. 1.73 km SW of Darrington, Washington · 16798 days ago · 5 km deep · 79 km away
  11. 2.72 km WSW of Big Lake, Washington · 16794 days ago · 15 km deep · 74 km away
  12. 2.32 km WSW of Big Lake, Washington · 16794 days ago · 15 km deep · 74 km away
  13. 2.82 km E of Cottage Lake, Washington · 16793 days ago · 8 km deep · 26 km away
  14. 2.72 km W of Big Lake, Washington · 16790 days ago · 15 km deep · 74 km away
  15. 1.84 km NE of Maplewood, Washington · 16786 days ago · 45 km deep · 35 km away
  16. 3.011 km S of Friday Harbor, Washington · 16785 days ago · 25 km deep · 91 km away
  17. 1.70 km N of Federal Way, Washington · 16778 days ago · 8 km deep · 46 km away
  18. 1.710 km WNW of Greenwater, Washington · 16772 days ago · -1 km deep · 75 km away

Before

  1. 2.012 km E of Wilkeson, Washington · 16828 days ago · 16 km deep · 80 km away
  2. 1.63 km W of Shoreline, Washington · 16830 days ago · 19 km deep · 2 km away
  3. 1.64 km WSW of Hansville, Washington · 16832 days ago · 16 km deep · 24 km away
  4. 3.05 km SW of Darrington, Washington · 16832 days ago · 1 km deep · 77 km away
  5. 1.54 km W of Wauna, Washington · 16832 days ago · 21 km deep · 46 km away
  6. 1.515 km NNE of Greenwater, Washington · 16833 days ago · 7 km deep · 78 km away
  7. 2.42 km SE of City of Sammamish, Washington · 16835 days ago · 9 km deep · 32 km away
  8. 2.36 km W of Skokomish, Washington · 16838 days ago · 42 km deep · 78 km away
  9. 1.57 km WNW of Anacortes, Washington · 16843 days ago · 52 km deep · 92 km away
  10. 1.71 km ENE of Browns Point, Washington · 16846 days ago · 13 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10087358. Read Tue, Sep 22, 2026, 9:28 PM UTC.