Washington earthquakes

M2.0 earthquake 2 km NNE of Duvall, Washington

A magnitude 2.0 earthquake struck 2 km NNE of Duvall, Washington on Sun, Jul 31, 1977, 8:22 PM PDT (03:22 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M2.1 3 km SSW of Redmond, Washington. This one was a foreshock.

Duvall 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
2.0 (md), micro
Local time
UTC
1977-08-01 03:22:45 UTC
Depth
19.0 km (11.8 mi), shallow
Epicenter
47.758° N, 121.970° 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 2.0 km horizontally, 2.8 km in depth
Depth from
From location
Station coverage gap
88°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 1.65 km S of Gorst, Washington · 17948 days ago · 22 km deep · 64 km away
  2. 2.13 km SSW of Redmond, Washington · 17946 days ago · 0 km deep · 18 km away
  3. 2.70 km W of Alderwood Manor, Washington · 17945 days ago · 14 km deep · 25 km away
  4. 1.51 km NNE of Lynnwood, Washington · 17945 days ago · 2 km deep · 26 km away
  5. 1.74 km NE of Kingston, Washington · 17942 days ago · 18 km deep · 38 km away
  6. 1.55 km NNW of Port Townsend, Washington · 17940 days ago · 20 km deep · 76 km away
  7. 1.52 km NNE of Bonney Lake, Washington · 17939 days ago · 12 km deep · 64 km away
  8. 1.71 km WNW of Mountlake Terrace, Washington · 17936 days ago · 14 km deep · 27 km away
  9. 1.75 km NNW of Belfair, Washington · 17936 days ago · 22 km deep · 72 km away
  10. 2.43 km S of Woods Creek, Washington · 17932 days ago · 2 km deep · 11 km away
  11. 2.05 km N of Arlington Heights, Washington · 17931 days ago · 0 km deep · 55 km away
  12. 2.36 km SE of Marrowstone, Washington · 17929 days ago · 21 km deep · 57 km away
  13. 1.917 km SE of Carbonado, Washington · 17925 days ago · 9 km deep · 89 km away
  14. 1.717 km S of Skykomish, Washington · 17924 days ago · 3 km deep · 49 km away
  15. 1.515 km NNE of Ashford, Washington · 17924 days ago · 15 km deep · 97 km away
  16. 1.516 km S of Skykomish, Washington · 17924 days ago · 3 km deep · 49 km away
  17. 1.52 km NW of Snoqualmie, Washington · 17922 days ago · 25 km deep · 25 km away
  18. 1.72 km ENE of Union Hill-Novelty Hill, Washington · 17916 days ago · 23 km deep · 8 km away
  19. 1.74 km NW of Federal Way, Washington · 17914 days ago · 22 km deep · 53 km away
  20. 2.115 km NNE of Ashford, Washington · 17909 days ago · -1 km deep · 98 km away
  21. 1.56 km ESE of Lake Marcel-Stillwater, Washington · 17906 days ago · 16 km deep · 14 km away
  22. 2.27 km W of Coupeville, Washington · 17904 days ago · 18 km deep · 79 km away
  23. 1.74 km NE of North Bend, Washington · 17897 days ago · -1 km deep · 32 km away
  24. 1.63 km NE of Bonney Lake, Washington · 17897 days ago · 15 km deep · 64 km away
  25. 1.96 km E of Arlington Heights, Washington · 17895 days ago · 18 km deep · 48 km away
  26. 3.06 km SW of Lyman, Washington · 17894 days ago · 6 km deep · 83 km away
  27. 1.915 km NNE of Ashford, Washington · 17893 days ago · 4 km deep · 97 km away
  28. 1.82 km S of Edison, Washington · 17893 days ago · 17 km deep · 94 km away

Before

  1. 3.75 km NW of Port Hadlock-Irondale, Washington · 17956 days ago · 53 km deep · 73 km away
  2. 1.80 km WNW of Normandy Park, Washington · 17956 days ago · 16 km deep · 45 km away
  3. 2.02 km W of Artondale, Washington · 17958 days ago · 20 km deep · 72 km away
  4. 1.73 km WSW of Rosedale, Washington · 17960 days ago · 19 km deep · 73 km away
  5. 2.52 km WNW of Clearview, Washington · 17961 days ago · 55 km deep · 17 km away
  6. 1.53 km ESE of Fall City, Washington · 17961 days ago · 19 km deep · 24 km away
  7. 1.92 km ESE of Belfair, Washington · 17962 days ago · -1 km deep · 71 km away
  8. 2.34 km SW of Orting, Washington · 17963 days ago · 0 km deep · 79 km away
  9. 1.513 km NW of Cliffdell, Washington · 17964 days ago · 18 km deep · 100 km away
  10. 3.34 km N of Duvall, Washington · 17966 days ago · 23 km deep · 3 km away
  11. 1.96 km ESE of Edison, Washington · 17966 days ago · 5 km deep · 92 km away
  12. 1.711 km SE of Carbonado, Washington · 17968 days ago · 5 km deep · 84 km away
  13. 2.25 km SSE of Seabeck, Washington · 17968 days ago · 12 km deep · 64 km away
  14. 2.710 km NE of Snoqualmie, Washington · 17968 days ago · 7 km deep · 27 km away
  15. 1.56 km NNE of Duvall, Washington · 17970 days ago · 24 km deep · 4 km away
  16. 3.63 km ENE of Edison, Washington · 17971 days ago · 12 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10844268. Read Tue, Sep 22, 2026, 9:37 AM UTC.