Washington earthquakes

M1.8 earthquake 5 km WNW of Wauna, Washington

A magnitude 1.8 earthquake struck 5 km WNW of Wauna, Washington on Wed, Apr 7, 1976, 6:20 PM PST (02:20 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M2.7 2 km SW of Mountlake Terrace, 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
1.8 (md), micro
Local time
UTC
1976-04-08 02:20:47 UTC
Depth
20.9 km (13.0 mi), shallow
Epicenter
47.390° N, 122.711° 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 0.4 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
127°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.62 km NE of Carnation, Washington · 18427 days ago · 9 km deep · 69 km away
  2. 1.67 km WSW of Camano, Washington · 18423 days ago · 28 km deep · 85 km away
  3. 2.72 km SW of Mountlake Terrace, Washington · 18409 days ago · 27 km deep · 52 km away
  4. 2.01 km SE of Esperance, Washington · 18409 days ago · 19 km deep · 51 km away
  5. 1.61 km SSW of Mountlake Terrace, Washington · 18409 days ago · 23 km deep · 52 km away
  6. 1.68 km NNE of Snoqualmie, Washington · 18409 days ago · 4 km deep · 75 km away
  7. 1.51 km E of Lake Roesiger, Washington · 18409 days ago · 0 km deep · 89 km away
  8. 1.61 km NE of Edmonds, Washington · 18408 days ago · 5 km deep · 54 km away
  9. 1.70 km NNE of Algona, Washington · 18408 days ago · 5 km deep · 37 km away
  10. 2.36 km WNW of Wauna, Washington · 18407 days ago · 22 km deep · 2 km away
  11. 1.87 km ESE of Quilcene, Washington · 18407 days ago · 17 km deep · 46 km away
  12. 1.53 km NE of Dash Point, Washington · 18404 days ago · 26 km deep · 24 km away
  13. 1.51 km SE of Bainbridge Island, Washington · 18403 days ago · 22 km deep · 29 km away
  14. 2.48 km NNE of Marrowstone, Washington · 18402 days ago · 53 km deep · 81 km away
  15. 2.01 km S of Auburn, Washington · 18398 days ago · 21 km deep · 38 km away
  16. 2.06 km S of Wilderness Rim, Washington · 18398 days ago · 18 km deep · 71 km away
  17. 1.83 km SW of Crocker, Washington · 18396 days ago · 8 km deep · 57 km away
  18. 1.63 km ENE of Union Hill-Novelty Hill, Washington · 18395 days ago · 24 km deep · 64 km away
  19. 1.54 km ENE of Mossyrock, Washington · 18387 days ago · 20 km deep · 97 km away
  20. 1.72 km SE of Maple Heights-Lake Desire, Washington · 18385 days ago · 20 km deep · 48 km away
  21. 1.66 km WSW of Ketron, Washington · 18382 days ago · 44 km deep · 27 km away
  22. 1.92 km NE of Tracyton, Washington · 18374 days ago · 20 km deep · 27 km away
  23. 2.72 km SE of Canterwood, Washington · 18373 days ago · 16 km deep · 12 km away
  24. 1.73 km S of Lake Forest Park, Washington · 18372 days ago · 24 km deep · 49 km away

Before

  1. 2.34 km WNW of Wauna, Washington · 18433 days ago · 9 km deep · 1 km away
  2. 2.24 km NNE of Mossyrock, Washington · 18433 days ago · 16 km deep · 94 km away
  3. 1.50 km SSW of Lynnwood, Washington · 18435 days ago · 4 km deep · 56 km away
  4. 1.61 km ENE of Everett, Washington · 18437 days ago · 21 km deep · 77 km away
  5. 1.622 km NE of Ashford, Washington · 18446 days ago · 20 km deep · 86 km away
  6. 1.89 km NE of Ashford, Washington · 18447 days ago · 6 km deep · 86 km away
  7. 1.516 km NE of Snoqualmie, Washington · 18450 days ago · 9 km deep · 82 km away
  8. 1.50 km NE of Lynnwood, Washington · 18452 days ago · 18 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10841053. Read Tue, Sep 22, 2026, 7:23 AM UTC.