Washington earthquakes

M1.7 earthquake 1 km NW of Maple Valley, Washington

A magnitude 1.7 earthquake struck 1 km NW of Maple Valley, Washington on Wed, Apr 4, 2001, 1:38 PM PDT (20:38 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M2.4 23 km ENE of Ashford, 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
2001-04-04 20:38:31 UTC
Depth
11.5 km (7.2 mi), shallow
Epicenter
47.401° N, 122.056° 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 0.5 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
121°
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: 33 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.53 km SE of Lake Roesiger, Washington · 9309 days ago · 18 km deep · 64 km away
  2. 1.66 km NE of Snoqualmie, Washington · 9309 days ago · 10 km deep · 29 km away
  3. 1.72 km W of North Bend, Washington · 9308 days ago · 19 km deep · 21 km away
  4. 1.63 km S of Ames Lake, Washington · 9300 days ago · 13 km deep · 23 km away
  5. 2.23 km SSE of Ames Lake, Washington · 9300 days ago · 11 km deep · 24 km away
  6. 1.822 km ENE of Ashford, Washington · 9300 days ago · 0 km deep · 66 km away
  7. 2.325 km ENE of Ashford, Washington · 9298 days ago · -2 km deep · 67 km away
  8. 2.423 km ENE of Ashford, Washington · 9298 days ago · -1 km deep · 65 km away
  9. 2.223 km ENE of Ashford, Washington · 9298 days ago · -1 km deep · 65 km away
  10. 1.923 km ENE of Ashford, Washington · 9295 days ago · 0 km deep · 65 km away
  11. 1.60 km WSW of Woodway, Washington · 9294 days ago · 26 km deep · 51 km away
  12. 1.628 km ENE of Ashford, Washington · 9293 days ago · -1 km deep · 65 km away
  13. 1.53 km ENE of Oso, Washington · 9293 days ago · 13 km deep · 99 km away
  14. 1.618 km NNE of Ashford, Washington · 9293 days ago · 10 km deep · 55 km away
  15. 1.59 km WSW of Mineral, Washington · 9292 days ago · 16 km deep · 80 km away
  16. 1.93 km S of Carnation, Washington · 9292 days ago · 25 km deep · 26 km away
  17. 2.227 km SSE of Greenwater, Washington · 9290 days ago · 1 km deep · 66 km away
  18. 1.810 km WSW of Skykomish, Washington · 9290 days ago · 9 km deep · 52 km away
  19. 1.84 km NNW of Dash Point, Washington · 9289 days ago · 16 km deep · 30 km away
  20. 1.65 km ESE of Wilkeson, Washington · 9289 days ago · 0 km deep · 35 km away
  21. 1.68 km ENE of Duvall, Washington · 9281 days ago · 7 km deep · 43 km away
  22. 1.56 km WNW of Bangor Trident Base, Washington · 9281 days ago · 18 km deep · 68 km away
  23. 1.61 km S of Mercer Island, Washington · 9280 days ago · 7 km deep · 21 km away
  24. 1.63 km NE of Granite Falls, Washington · 9280 days ago · -1 km deep · 79 km away
  25. 1.722 km ENE of Ashford, Washington · 9279 days ago · -1 km deep · 66 km away
  26. 1.63 km SE of Darrington, Washington · 9279 days ago · 7 km deep · 99 km away
  27. 1.64 km NW of Fall City, Washington · 9278 days ago · 20 km deep · 24 km away
  28. 2.424 km ENE of Ashford, Washington · 9275 days ago · -2 km deep · 67 km away
  29. 2.02 km SE of North Stanwood, Washington · 9269 days ago · 17 km deep · 95 km away
  30. 2.11 km SW of Redmond, Washington · 9265 days ago · 7 km deep · 30 km away
  31. 1.91 km S of Maple Valley, Washington · 9258 days ago · 6 km deep · 3 km away
  32. 1.65 km SW of Darrington, Washington · 9252 days ago · 11 km deep · 96 km away
  33. 1.81 km SW of Wauna, Washington · 9250 days ago · 46 km deep · 46 km away

Before

  1. 1.623 km ENE of Ashford, Washington · 9313 days ago · -2 km deep · 64 km away
  2. 1.55 km N of Woods Creek, Washington · 9313 days ago · 16 km deep · 60 km away
  3. 1.92 km SSE of Lake Roesiger, Washington · 9313 days ago · 11 km deep · 63 km away
  4. 1.725 km ENE of Ashford, Washington · 9314 days ago · -2 km deep · 64 km away
  5. 1.5Puget Sound region, Washington · 9320 days ago · 21 km deep · 56 km away
  6. 2.21 km ESE of West Lake Sammamish, Washington · 9329 days ago · 18 km deep · 19 km away
  7. 1.92 km SW of Suquamish, Washington · 9333 days ago · 20 km deep · 53 km away
  8. 1.68 km ENE of Duvall, Washington · 9333 days ago · 6 km deep · 43 km away
  9. 2.01 km WSW of Medina, Washington · 9333 days ago · 3 km deep · 28 km away
  10. 2.94 km NNW of Fall City, Washington · 9334 days ago · 21 km deep · 25 km away
  11. 1.73 km NNE of Belfair, Washington · 9335 days ago · 19 km deep · 57 km away
  12. 2.50 km S of Maple Valley, Washington · 9336 days ago · 12 km deep · 2 km away
  13. 1.67 km SSE of Monroe, Washington · 9336 days ago · 16 km deep · 45 km away
  14. 1.66 km SW of Wilderness Rim, Washington · 9338 days ago · 17 km deep · 17 km away
  15. 2.22 km SE of Ravensdale, Washington · 9339 days ago · 22 km deep · 10 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10521908. Read Wed, Sep 30, 2026, 9:36 AM UTC.