Washington earthquakes

M1.6 earthquake 28 km ENE of Ashford, Washington

A magnitude 1.6 earthquake struck 28 km ENE of Ashford, Washington on Sat, Apr 21, 2001, 2:20 AM PDT (09:20 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M2.6 3 km SSE of Gleed, 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
2001-04-21 09:20:44 UTC
Depth
-1.2 km (-0.8 mi), shallow
Epicenter
46.872° N, 121.700° 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, 0.5 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
83°
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: 25 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.618 km NNE of Ashford, Washington · 9293 days ago · 10 km deep · 19 km away
  2. 1.59 km WSW of Mineral, Washington · 9292 days ago · 16 km deep · 50 km away
  3. 1.93 km S of Carnation, Washington · 9292 days ago · 25 km deep · 84 km away
  4. 2.010 km NE of Nile, Washington · 9291 days ago · 4 km deep · 64 km away
  5. 2.227 km SSE of Greenwater, Washington · 9290 days ago · 1 km deep · 12 km away
  6. 1.810 km WSW of Skykomish, Washington · 9290 days ago · 9 km deep · 91 km away
  7. 2.63 km SSE of Gleed, Washington · 9290 days ago · 13 km deep · 89 km away
  8. 2.38 km SSW of Morton, Washington · 9290 days ago · 18 km deep · 64 km away
  9. 2.23 km ESE of Gleed, Washington · 9290 days ago · 9 km deep · 89 km away
  10. 1.79 km SSW of Morton, Washington · 9289 days ago · 18 km deep · 64 km away
  11. 1.84 km NNW of Dash Point, Washington · 9289 days ago · 16 km deep · 78 km away
  12. 1.65 km ESE of Wilkeson, Washington · 9288 days ago · 0 km deep · 32 km away
  13. 1.61 km S of Mercer Island, Washington · 9280 days ago · 7 km deep · 86 km away
  14. 1.722 km ENE of Ashford, Washington · 9279 days ago · -1 km deep · 6 km away
  15. 1.64 km NW of Fall City, Washington · 9278 days ago · 20 km deep · 83 km away
  16. 2.023 km SSE of Mossyrock, Washington · 9276 days ago · 17 km deep · 77 km away
  17. 2.424 km ENE of Ashford, Washington · 9275 days ago · -2 km deep · 5 km away
  18. 1.99 km SSW of Morton, Washington · 9275 days ago · 18 km deep · 64 km away
  19. 1.524 km E of Castle Rock, Washington · 9273 days ago · 0 km deep · 96 km away
  20. 1.917 km SSW of Packwood, Washington · 9271 days ago · 7 km deep · 46 km away
  21. 2.11 km SW of Redmond, Washington · 9265 days ago · 7 km deep · 94 km away
  22. 1.91 km S of Maple Valley, Washington · 9258 days ago · 6 km deep · 62 km away
  23. 1.81 km SW of Wauna, Washington · 9250 days ago · 46 km deep · 91 km away
  24. 1.722 km ENE of Ashford, Washington · 9246 days ago · -1 km deep · 6 km away
  25. 1.61 km W of Lake Marcel-Stillwater, Washington · 9233 days ago · 25 km deep · 93 km away

Before

  1. 1.923 km ENE of Ashford, Washington · 9295 days ago · 0 km deep · 5 km away
  2. 2.223 km ENE of Ashford, Washington · 9298 days ago · -1 km deep · 5 km away
  3. 2.423 km ENE of Ashford, Washington · 9298 days ago · -1 km deep · 5 km away
  4. 2.325 km ENE of Ashford, Washington · 9298 days ago · -2 km deep · 4 km away
  5. 1.822 km ENE of Ashford, Washington · 9300 days ago · 0 km deep · 6 km away
  6. 2.23 km SSE of Ames Lake, Washington · 9300 days ago · 11 km deep · 83 km away
  7. 1.63 km S of Ames Lake, Washington · 9300 days ago · 13 km deep · 84 km away
  8. 1.72 km W of North Bend, Washington · 9308 days ago · 19 km deep · 70 km away
  9. 2.013 km SSW of Morton, Washington · 9308 days ago · 10 km deep · 67 km away
  10. 1.66 km NE of Snoqualmie, Washington · 9309 days ago · 10 km deep · 77 km away
  11. 1.632 km ESE of Packwood, Washington · 9309 days ago · 2 km deep · 55 km away
  12. 1.71 km NW of Maple Valley, Washington · 9309 days ago · 12 km deep · 65 km away
  13. 1.623 km ENE of Ashford, Washington · 9313 days ago · -2 km deep · 5 km away
  14. 1.725 km ENE of Ashford, Washington · 9314 days ago · -2 km deep · 3 km away
  15. 1.912 km SSE of Morton, Washington · 9321 days ago · 1 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10530358. Read Wed, Sep 30, 2026, 7:52 AM UTC.