Washington earthquakes

M3.0 earthquake 4 km SSW of Big Lake, Washington

A magnitude 3.0 earthquake struck 4 km SSW of Big Lake, Washington on Fri, Apr 26, 1985, 2:32 AM PST (10:32 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M3.3 5 km SSW of Big Lake, Washington. This one was a foreshock.

Big Lake 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
3.0 (md), minor
Local time
UTC
1985-04-26 10:32:29 UTC
Depth
17.3 km (10.7 mi), shallow
Epicenter
48.360° N, 122.260° 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, 1.2 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
79°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 2.61 km SSE of Enetai, Washington · 15123 days ago · 26 km deep · 91 km away
  2. 1.94 km SSW of Big Lake, Washington · 15120 days ago · 18 km deep · 0 km away
  3. 3.35 km SSW of Big Lake, Washington · 15120 days ago · 17 km deep · 0 km away
  4. 2.45 km SSW of Big Lake, Washington · 15120 days ago · 17 km deep · 0 km away
  5. 2.04 km NNW of Lake McMurray, Washington · 15120 days ago · 17 km deep · 1 km away
  6. 2.21 km NNW of Ames Lake, Washington · 15120 days ago · 26 km deep · 82 km away
  7. 1.65 km SE of Monroe, Washington · 15118 days ago · -1 km deep · 65 km away
  8. 2.04 km SSE of Seabeck, Washington · 15118 days ago · 22 km deep · 94 km away
  9. 2.84 km NW of Kingston, Washington · 15117 days ago · 22 km deep · 63 km away
  10. 2.03 km NW of Kingston, Washington · 15117 days ago · 21 km deep · 63 km away
  11. 2.24 km NW of Kingston, Washington · 15117 days ago · 21 km deep · 63 km away
  12. 1.97 km E of Deming, Washington · 15114 days ago · 9 km deep · 54 km away
  13. 1.55 km E of Deming, Washington · 15113 days ago · 5 km deep · 53 km away
  14. 1.86 km S of Kendall, Washington · 15112 days ago · 3 km deep · 56 km away
  15. 2.25 km ENE of Deming, Washington · 15111 days ago · 0 km deep · 55 km away
  16. 2.614 km E of North Saanich, Canada · 15106 days ago · 21 km deep · 80 km away
  17. 1.88 km E of Deming, Washington · 15105 days ago · 14 km deep · 54 km away
  18. 1.51 km NE of Riverton, Washington · 15099 days ago · 25 km deep · 96 km away
  19. 1.54 km S of Big Lake, Washington · 15093 days ago · 15 km deep · 1 km away
  20. 1.6Washington · 15093 days ago · 14 km deep · 1 km away
  21. 2.16 km NE of Lake Roesiger, Washington · 15084 days ago · 14 km deep · 46 km away
  22. 2.13 km SE of Lake Roesiger, Washington · 15081 days ago · 18 km deep · 52 km away
  23. 1.63 km NE of Lake Marcel-Stillwater, Washington · 15077 days ago · 26 km deep · 78 km away
  24. 2.26 km SSE of Kendall, Washington · 15077 days ago · 12 km deep · 57 km away
  25. 1.64 km ENE of Granite Falls, Washington · 15074 days ago · -1 km deep · 39 km away
  26. 2.42 km NW of Birch Bay, Washington · 15066 days ago · 14 km deep · 74 km away

Before

  1. 1.74 km SSW of Big Lake, Washington · 15125 days ago · 13 km deep · 1 km away
  2. 1.74 km SSE of Monroe, Washington · 15126 days ago · -1 km deep · 65 km away
  3. 1.65 km NNW of Woods Creek, Washington · 15126 days ago · 15 km deep · 54 km away
  4. 1.96 km ENE of Deming, Washington · 15127 days ago · 10 km deep · 54 km away
  5. 1.90 km SE of Clyde Hill, Washington · 15127 days ago · 26 km deep · 82 km away
  6. 1.66 km SSW of Acme, Washington · 15129 days ago · -1 km deep · 34 km away
  7. 1.816 km ESE of Verlot, Washington · 15131 days ago · 4 km deep · 62 km away
  8. 1.79 km NE of Snoqualmie, Washington · 15132 days ago · 14 km deep · 92 km away
  9. 1.53 km WNW of North Sultan, Washington · 15132 days ago · 0 km deep · 59 km away
  10. 1.90 km E of Clyde Hill, Washington · 15133 days ago · 23 km deep · 81 km away
  11. 2.55 km E of Deming, Washington · 15133 days ago · 3 km deep · 53 km away
  12. 2.25 km W of Shoreline, Washington · 15137 days ago · 18 km deep · 69 km away
  13. 1.711 km SSE of Point Roberts, Washington · 15141 days ago · 56 km deep · 81 km away
  14. 1.70 km NW of Lake Roesiger, Washington · 15143 days ago · 13 km deep · 48 km away
  15. 1.90 km NW of Bellevue, Washington · 15144 days ago · 0 km deep · 83 km away
  16. 2.53 km SE of Swede Heaven, Washington · 15146 days ago · 0 km deep · 43 km away
  17. 3.36 km WSW of Lake Cavanaugh, Washington · 15150 days ago · 11 km deep · 13 km away
  18. 2.01 km SSE of Swede Heaven, Washington · 15152 days ago · 1 km deep · 41 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10189158. Read Tue, Sep 22, 2026, 9:16 AM UTC.