Washington earthquakes

M1.8 earthquake 3 km WNW of Ruston, Washington

A magnitude 1.8 earthquake struck 3 km WNW of Ruston, Washington on Sun, Jul 11, 1982, 8:18 AM PDT (15:18 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M2.4 12 km E of Wilkeson, Washington. This one was a foreshock.

Ruston 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
1982-07-11 15:18:36 UTC
Depth
16.5 km (10.2 mi), shallow
Epicenter
47.311° N, 122.545° 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, 0.8 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
59°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 36 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 1.724 km S of Greenwater, Washington · 16144 days ago · 8 km deep · 81 km away
  2. 1.82 km WNW of Snoqualmie, Washington · 16142 days ago · -1 km deep · 58 km away
  3. 2.412 km E of Wilkeson, Washington · 16138 days ago · 17 km deep · 55 km away
  4. 1.94 km ENE of Hobart, Washington · 16136 days ago · 20 km deep · 49 km away
  5. 1.613 km N of Elma, Washington · 16128 days ago · 50 km deep · 70 km away
  6. 2.41 km NE of Bothell West, Washington · 16128 days ago · 22 km deep · 61 km away
  7. 2.111 km S of Greenwater, Washington · 16128 days ago · 0 km deep · 74 km away
  8. 2.31 km SSE of Ashford, Washington · 16124 days ago · 7 km deep · 74 km away
  9. 1.88 km E of Ashford, Washington · 16123 days ago · -1 km deep · 78 km away
  10. 1.72 km E of Maltby, Washington · 16120 days ago · 22 km deep · 65 km away
  11. 1.83 km SSE of Kingston, Washington · 16118 days ago · 14 km deep · 51 km away
  12. 1.92 km WNW of Artondale, Washington · 16116 days ago · 24 km deep · 8 km away
  13. 2.86 km WSW of Coupeville, Washington · 16115 days ago · 17 km deep · 100 km away
  14. 2.31 km E of Clyde Hill, Washington · 16113 days ago · 23 km deep · 44 km away
  15. 1.71 km NNE of Esperance, Washington · 16111 days ago · 22 km deep · 57 km away
  16. 1.74 km SSW of Woodway, Washington · 16111 days ago · 15 km deep · 51 km away
  17. 1.51 km ESE of Edmonds, Washington · 16110 days ago · 18 km deep · 57 km away
  18. 1.94 km SSW of Orting, Washington · 16108 days ago · -1 km deep · 37 km away
  19. 1.913 km SE of Mossyrock, Washington · 16106 days ago · 10 km deep · 98 km away
  20. 2.66 km ESE of Lake Marcel-Stillwater, Washington · 16105 days ago · 7 km deep · 67 km away
  21. 2.16 km NE of Fall City, Washington · 16105 days ago · 13 km deep · 64 km away
  22. 2.21 km SSE of Newport, Washington · 16104 days ago · 0 km deep · 39 km away
  23. 2.02 km WSW of Belfair, Washington · 16103 days ago · 3 km deep · 27 km away
  24. 2.33 km NW of Bainbridge Island, Washington · 16102 days ago · 18 km deep · 37 km away
  25. 2.13 km SSW of Shoreline, Washington · 16102 days ago · 23 km deep · 48 km away
  26. 3.012 km SSE of Neilton, Washington · 16101 days ago · -1 km deep · 97 km away
  27. 1.61 km ENE of Bangor Trident Base, Washington · 16100 days ago · 13 km deep · 48 km away
  28. 1.916 km NNE of Ashford, Washington · 16095 days ago · 8 km deep · 67 km away
  29. 1.614 km NNE of Snoqualmie Pass, Washington · 16093 days ago · 5 km deep · 95 km away
  30. 1.71 km NE of Shoreline, Washington · 16093 days ago · 24 km deep · 53 km away
  31. 1.74 km E of Granite Falls, Washington · 16091 days ago · -1 km deep · 99 km away
  32. 1.86 km S of Greenwater, Washington · 16091 days ago · 2 km deep · 72 km away
  33. 1.613 km NE of Ashford, Washington · 16089 days ago · 9 km deep · 70 km away
  34. 1.96 km W of Shelton, Washington · 16086 days ago · 40 km deep · 50 km away
  35. 2.11 km S of Sammamish, Washington · 16085 days ago · 12 km deep · 50 km away
  36. 1.91 km S of Sammamish, Washington · 16084 days ago · 11 km deep · 50 km away

Before

  1. 1.93 km SE of Lake Roesiger, Washington · 16147 days ago · 19 km deep · 87 km away
  2. 1.91 km SW of Roosevelt, Washington · 16153 days ago · 23 km deep · 75 km away
  3. 2.32 km SE of Crocker, Washington · 16154 days ago · -1 km deep · 44 km away
  4. 1.97 km SSW of Grapeview, Washington · 16154 days ago · 18 km deep · 26 km away
  5. 1.82 km ENE of Hobart, Washington · 16156 days ago · 19 km deep · 48 km away
  6. 2.223 km ENE of Ashford, Washington · 16157 days ago · -1 km deep · 78 km away
  7. 1.95 km NW of Edmonds, Washington · 16160 days ago · -1 km deep · 60 km away
  8. 2.5Puget Sound region, Washington · 16160 days ago · 25 km deep · 71 km away
  9. 1.84 km NW of Edmonds, Washington · 16161 days ago · 13 km deep · 59 km away
  10. 1.911 km ESE of Carbonado, Washington · 16162 days ago · 10 km deep · 56 km away
  11. 1.52 km SSE of Lake Bosworth, Washington · 16164 days ago · -1 km deep · 91 km away
  12. 1.735 km S of Port Angeles East, Washington · 16167 days ago · 1 km deep · 85 km away
  13. 1.80 km WNW of Lofall, Washington · 16173 days ago · 18 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10138278. Read Tue, Sep 22, 2026, 9:01 AM UTC.