Washington earthquakes

M1.6 earthquake 14 km NNE of Snoqualmie Pass, Washington

A magnitude 1.6 earthquake struck 14 km NNE of Snoqualmie Pass, Washington on Mon, Aug 30, 1982, 11:49 PM PDT (06:49 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.4 8 km S of Cliffdell, 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
1.6 (md), micro
Local time
UTC
1982-08-31 06:49:52 UTC
Depth
5.2 km (3.2 mi), shallow
Epicenter
47.509° N, 121.318° 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 0.8 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
90°
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: 28 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 1.71 km NE of Shoreline, Washington · 16101 days ago · 24 km deep · 81 km away
  2. 1.74 km E of Granite Falls, Washington · 16099 days ago · -1 km deep · 78 km away
  3. 1.86 km S of Greenwater, Washington · 16099 days ago · 2 km deep · 52 km away
  4. 1.613 km NE of Ashford, Washington · 16097 days ago · 9 km deep · 86 km away
  5. 2.11 km S of Sammamish, Washington · 16093 days ago · 12 km deep · 59 km away
  6. 1.91 km S of Sammamish, Washington · 16092 days ago · 11 km deep · 59 km away
  7. 2.03 km WSW of Mercer Island, Washington · 16089 days ago · 21 km deep · 71 km away
  8. 1.612 km NE of Ashford, Washington · 16087 days ago · 9 km deep · 87 km away
  9. 2.92 km NE of Union Hill-Novelty Hill, Washington · 16086 days ago · 5 km deep · 56 km away
  10. 1.90 km N of Lakeland South, Washington · 16080 days ago · 7 km deep · 77 km away
  11. 1.517 km NW of Packwood, Washington · 16077 days ago · -1 km deep · 95 km away
  12. 3.48 km S of Cliffdell, Washington · 16075 days ago · 2 km deep · 74 km away
  13. 1.69 km SSE of Cliffdell, Washington · 16075 days ago · 2 km deep · 74 km away
  14. 1.86 km NNW of Waterville, Washington · 16065 days ago · 4 km deep · 94 km away
  15. 2.615 km SSW of Easton, Washington · 16058 days ago · 0 km deep · 45 km away
  16. 2.44 km NNE of Entiat, Washington · 16057 days ago · 3 km deep · 87 km away
  17. 2.2Washington · 16057 days ago · 9 km deep · 50 km away
  18. 3.02 km W of Manchester, Washington · 16056 days ago · 27 km deep · 95 km away
  19. 1.65 km ENE of Fall City, Washington · 16056 days ago · 15 km deep · 39 km away
  20. 2.19 km SSE of Leavenworth, Washington · 16055 days ago · 6 km deep · 54 km away
  21. 2.63 km SW of Darrington, Washington · 16055 days ago · 1 km deep · 85 km away
  22. 1.66 km WSW of Entiat, Washington · 16055 days ago · 1 km deep · 78 km away
  23. 1.76 km SSW of Wilderness Rim, Washington · 16053 days ago · 19 km deep · 38 km away
  24. 2.04 km N of Woods Creek, Washington · 16052 days ago · 15 km deep · 63 km away
  25. 2.01 km ENE of Keyport, Washington · 16051 days ago · 21 km deep · 98 km away
  26. 2.014 km N of May Creek, Washington · 16048 days ago · -1 km deep · 57 km away
  27. 2.14 km ESE of Lake Roesiger, Washington · 16047 days ago · 17 km deep · 66 km away
  28. 1.98 km ENE of Manchester, Washington · 16044 days ago · 18 km deep · 84 km away

Before

  1. 2.225 km E of Darrington, Washington · 16102 days ago · 2 km deep · 85 km away
  2. 1.738 km NNW of Leavenworth, Washington · 16102 days ago · 10 km deep · 56 km away
  3. 1.86 km WSW of Nile, Washington · 16102 days ago · 6 km deep · 83 km away
  4. 1.916 km NNE of Ashford, Washington · 16103 days ago · 8 km deep · 83 km away
  5. 2.13 km SSW of Shoreline, Washington · 16110 days ago · 23 km deep · 82 km away
  6. 2.33 km NW of Bainbridge Island, Washington · 16110 days ago · 18 km deep · 94 km away
  7. 2.21 km SSE of Newport, Washington · 16112 days ago · 0 km deep · 65 km away
  8. 2.16 km NE of Fall City, Washington · 16113 days ago · 13 km deep · 39 km away
  9. 2.66 km ESE of Lake Marcel-Stillwater, Washington · 16113 days ago · 7 km deep · 42 km away
  10. 1.94 km SSW of Orting, Washington · 16115 days ago · -1 km deep · 84 km away
  11. 1.51 km ESE of Edmonds, Washington · 16118 days ago · 18 km deep · 85 km away
  12. 1.74 km SSW of Woodway, Washington · 16119 days ago · 15 km deep · 87 km away
  13. 1.71 km NNE of Esperance, Washington · 16119 days ago · 22 km deep · 84 km away
  14. 2.09 km WNW of Nile, Washington · 16120 days ago · 0 km deep · 75 km away
  15. 2.31 km E of Clyde Hill, Washington · 16121 days ago · 23 km deep · 68 km away
  16. 1.83 km SSE of Kingston, Washington · 16126 days ago · 14 km deep · 91 km away
  17. 1.513 km NNE of Cashmere, Washington · 16126 days ago · 5 km deep · 69 km away
  18. 1.72 km E of Maltby, Washington · 16128 days ago · 22 km deep · 66 km away
  19. 1.88 km E of Ashford, Washington · 16131 days ago · -1 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10146928. Read Wed, Sep 30, 2026, 8:03 AM UTC.