Washington earthquakes

M1.7 earthquake 5 km NNW of Belfair, Washington

A magnitude 1.7 earthquake struck 5 km NNW of Belfair, Washington on Sun, Aug 14, 1977, 1:18 AM PDT (08:18 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M2.4 3 km S of Woods Creek, Washington. This one was a foreshock.

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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
1977-08-14 08:18:48 UTC
Depth
22.4 km (13.9 mi), shallow
Epicenter
47.497° N, 122.846° 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 0.6 km horizontally, 0.7 km in depth
Depth from
From location
Station coverage gap
156°
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 2.43 km S of Woods Creek, Washington · 17932 days ago · 2 km deep · 81 km away
  2. 2.36 km SE of Marrowstone, Washington · 17929 days ago · 21 km deep · 59 km away
  3. 1.917 km SE of Carbonado, Washington · 17925 days ago · 9 km deep · 93 km away
  4. 1.515 km NNE of Ashford, Washington · 17924 days ago · 15 km deep · 97 km away
  5. 1.52 km NW of Snoqualmie, Washington · 17922 days ago · 25 km deep · 75 km away
  6. 1.72 km ENE of Union Hill-Novelty Hill, Washington · 17916 days ago · 23 km deep · 68 km away
  7. 1.74 km NW of Federal Way, Washington · 17913 days ago · 22 km deep · 41 km away
  8. 3.46 km SSE of Bucoda, Washington · 17911 days ago · 6 km deep · 83 km away
  9. 2.115 km NNE of Ashford, Washington · 17909 days ago · -1 km deep · 97 km away
  10. 1.56 km ESE of Lake Marcel-Stillwater, Washington · 17905 days ago · 16 km deep · 79 km away
  11. 2.27 km W of Coupeville, Washington · 17904 days ago · 18 km deep · 79 km away
  12. 1.74 km NE of North Bend, Washington · 17897 days ago · -1 km deep · 83 km away
  13. 1.63 km NE of Bonney Lake, Washington · 17896 days ago · 15 km deep · 61 km away
  14. 1.915 km NNE of Ashford, Washington · 17893 days ago · 4 km deep · 96 km away
  15. 1.914 km E of Wilkeson, Washington · 17889 days ago · 7 km deep · 87 km away
  16. 1.56 km SSW of Hansville, Washington · 17888 days ago · 15 km deep · 45 km away
  17. 1.64 km WNW of Mercer Island, Washington · 17885 days ago · 38 km deep · 44 km away
  18. 1.63 km NW of Suquamish, Washington · 17881 days ago · 21 km deep · 35 km away
  19. 1.81 km E of Enetai, Washington · 17880 days ago · 20 km deep · 22 km away
  20. 1.54 km E of Echo Lake, Washington · 17879 days ago · 19 km deep · 72 km away
  21. 1.82 km NNE of Carnation, Washington · 17877 days ago · 22 km deep · 74 km away

Before

  1. 1.71 km WNW of Mountlake Terrace, Washington · 17936 days ago · 14 km deep · 51 km away
  2. 1.52 km NNE of Bonney Lake, Washington · 17939 days ago · 12 km deep · 61 km away
  3. 1.55 km NNW of Port Townsend, Washington · 17940 days ago · 20 km deep · 74 km away
  4. 1.74 km NE of Kingston, Washington · 17942 days ago · 18 km deep · 47 km away
  5. 1.51 km NNE of Lynnwood, Washington · 17945 days ago · 2 km deep · 55 km away
  6. 2.70 km W of Alderwood Manor, Washington · 17945 days ago · 14 km deep · 55 km away
  7. 2.13 km SSW of Redmond, Washington · 17946 days ago · 0 km deep · 55 km away
  8. 1.65 km S of Gorst, Washington · 17948 days ago · 22 km deep · 10 km away
  9. 2.02 km NNE of Duvall, Washington · 17949 days ago · 19 km deep · 72 km away
  10. 3.75 km NW of Port Hadlock-Irondale, Washington · 17955 days ago · 53 km deep · 63 km away
  11. 1.80 km WNW of Normandy Park, Washington · 17956 days ago · 16 km deep · 38 km away
  12. 2.02 km W of Artondale, Washington · 17958 days ago · 20 km deep · 26 km away
  13. 1.73 km WSW of Rosedale, Washington · 17960 days ago · 19 km deep · 23 km away
  14. 2.52 km WNW of Clearview, Washington · 17961 days ago · 55 km deep · 65 km away
  15. 1.53 km ESE of Fall City, Washington · 17961 days ago · 19 km deep · 76 km away
  16. 1.92 km ESE of Belfair, Washington · 17962 days ago · -1 km deep · 7 km away
  17. 2.34 km SW of Orting, Washington · 17962 days ago · 0 km deep · 66 km away
  18. 3.34 km N of Duvall, Washington · 17966 days ago · 23 km deep · 72 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10844403. Read Tue, Sep 22, 2026, 6:56 AM UTC.