Washington earthquakes

M1.8 earthquake 0 km WNW of Normandy Park, Washington

A magnitude 1.8 earthquake struck 0 km WNW of Normandy Park, Washington on Sun, Jul 24, 1977, 11:59 PM PDT (06:59 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M3.7 5 km NW of Port Hadlock-Irondale, Washington. This one was a foreshock.

Normandy Park 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
1977-07-25 06:59:09 UTC
Depth
16.3 km (10.1 mi), shallow
Epicenter
47.437° N, 122.342° 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 0.5 km horizontally, 0.9 km in depth
Depth from
From location
Station coverage gap
40°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 3.75 km NW of Port Hadlock-Irondale, Washington · 17956 days ago · 53 km deep · 79 km away
  2. 2.013 km ENE of Ashford, Washington · 17951 days ago · 2 km deep · 77 km away
  3. 1.916 km WNW of Packwood, Washington · 17950 days ago · 0 km deep · 94 km away
  4. 2.02 km NNE of Duvall, Washington · 17950 days ago · 19 km deep · 45 km away
  5. 1.65 km S of Gorst, Washington · 17949 days ago · 22 km deep · 28 km away
  6. 2.13 km SSW of Redmond, Washington · 17947 days ago · 0 km deep · 27 km away
  7. 2.70 km W of Alderwood Manor, Washington · 17945 days ago · 14 km deep · 43 km away
  8. 1.51 km NNE of Lynnwood, Washington · 17945 days ago · 2 km deep · 44 km away
  9. 1.55 km SE of Mineral, Washington · 17943 days ago · 19 km deep · 85 km away
  10. 1.74 km NE of Kingston, Washington · 17943 days ago · 18 km deep · 45 km away
  11. 1.55 km NNW of Port Townsend, Washington · 17941 days ago · 20 km deep · 87 km away
  12. 1.52 km NNE of Bonney Lake, Washington · 17940 days ago · 12 km deep · 29 km away
  13. 1.71 km WNW of Mountlake Terrace, Washington · 17937 days ago · 14 km deep · 40 km away
  14. 1.75 km NNW of Belfair, Washington · 17937 days ago · 22 km deep · 38 km away
  15. 2.43 km S of Woods Creek, Washington · 17933 days ago · 2 km deep · 57 km away
  16. 2.05 km N of Arlington Heights, Washington · 17931 days ago · 0 km deep · 93 km away
  17. 2.36 km SE of Marrowstone, Washington · 17930 days ago · 21 km deep · 67 km away
  18. 1.917 km SE of Carbonado, Washington · 17925 days ago · 9 km deep · 62 km away
  19. 1.717 km S of Skykomish, Washington · 17925 days ago · 3 km deep · 72 km away
  20. 1.515 km NNE of Ashford, Washington · 17925 days ago · 15 km deep · 69 km away
  21. 1.516 km S of Skykomish, Washington · 17925 days ago · 3 km deep · 73 km away
  22. 1.52 km NW of Snoqualmie, Washington · 17923 days ago · 25 km deep · 39 km away
  23. 1.811 km W of Packwood, Washington · 17922 days ago · -1 km deep · 99 km away
  24. 1.72 km ENE of Union Hill-Novelty Hill, Washington · 17917 days ago · 23 km deep · 38 km away
  25. 1.74 km NW of Federal Way, Washington · 17914 days ago · 22 km deep · 9 km away
  26. 3.46 km SSE of Bucoda, Washington · 17912 days ago · 6 km deep · 85 km away
  27. 2.115 km NNE of Ashford, Washington · 17910 days ago · -1 km deep · 69 km away
  28. 1.56 km ESE of Lake Marcel-Stillwater, Washington · 17906 days ago · 16 km deep · 46 km away
  29. 2.27 km W of Coupeville, Washington · 17905 days ago · 18 km deep · 92 km away
  30. 2.06 km N of Mossyrock, Washington · 17902 days ago · 23 km deep · 95 km away
  31. 2.18 km NNE of Mossyrock, Washington · 17901 days ago · 20 km deep · 93 km away
  32. 1.74 km NE of North Bend, Washington · 17898 days ago · -1 km deep · 46 km away
  33. 1.63 km NE of Bonney Lake, Washington · 17897 days ago · 15 km deep · 30 km away

Before

  1. 2.02 km W of Artondale, Washington · 17959 days ago · 20 km deep · 28 km away
  2. 1.73 km WSW of Rosedale, Washington · 17961 days ago · 19 km deep · 29 km away
  3. 2.52 km WNW of Clearview, Washington · 17961 days ago · 55 km deep · 48 km away
  4. 1.53 km ESE of Fall City, Washington · 17961 days ago · 19 km deep · 40 km away
  5. 1.92 km ESE of Belfair, Washington · 17963 days ago · -1 km deep · 34 km away
  6. 2.34 km SW of Orting, Washington · 17963 days ago · 0 km deep · 42 km away
  7. 1.513 km NW of Cliffdell, Washington · 17964 days ago · 18 km deep · 98 km away
  8. 3.34 km N of Duvall, Washington · 17966 days ago · 23 km deep · 47 km away
  9. 1.711 km SE of Carbonado, Washington · 17968 days ago · 5 km deep · 56 km away
  10. 2.25 km SSE of Seabeck, Washington · 17968 days ago · 12 km deep · 38 km away
  11. 2.710 km NE of Snoqualmie, Washington · 17969 days ago · 7 km deep · 50 km away
  12. 1.56 km NNE of Duvall, Washington · 17970 days ago · 24 km deep · 49 km away
  13. 2.10 km SSE of Bryant, Washington · 17980 days ago · 0 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10844228. Read Tue, Sep 22, 2026, 10:27 PM UTC.