Washington earthquakes

M1.7 earthquake 27 km ENE of Ashford, Washington

A magnitude 1.7 earthquake struck 27 km ENE of Ashford, Washington on Fri, May 4, 1990, 3:29 PM PDT (22:29 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M2.9 13 km SSW of Morton, 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, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-05-04 22:29:59 UTC
Depth
-1.6 km (-1.0 mi), shallow
Epicenter
46.892° N, 121.727° 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 0.7 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
111°
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: 32 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 1.538 km NNE of Amboy, Washington · 13291 days ago · -2 km deep · 84 km away
  2. 2.913 km SSW of Morton, Washington · 13285 days ago · 18 km deep · 68 km away
  3. 1.514 km NE of Ashford, Washington · 13285 days ago · 7 km deep · 13 km away
  4. 2.03 km SSW of Rosedale, Washington · 13283 days ago · 26 km deep · 85 km away
  5. 2.224 km S of Morton, Washington · 13283 days ago · 3 km deep · 72 km away
  6. 2.215 km WSW of Ellensburg, Washington · 13280 days ago · 4 km deep · 76 km away
  7. 2.623 km ENE of Ashford, Washington · 13279 days ago · -2 km deep · 5 km away
  8. 1.823 km S of Morton, Washington · 13278 days ago · 11 km deep · 73 km away
  9. 1.92 km ESE of Alder, Washington · 13278 days ago · 17 km deep · 43 km away
  10. 1.63 km ENE of Burley, Washington · 13277 days ago · 42 km deep · 89 km away
  11. 1.838 km NNE of Amboy, Washington · 13277 days ago · -1 km deep · 84 km away
  12. 1.737 km NNE of Amboy, Washington · 13274 days ago · -2 km deep · 85 km away
  13. 1.838 km NNE of Amboy, Washington · 13273 days ago · -2 km deep · 84 km away
  14. 1.738 km NNE of Amboy, Washington · 13272 days ago · -2 km deep · 84 km away
  15. 1.738 km NNE of Amboy, Washington · 13272 days ago · -1 km deep · 84 km away
  16. 2.023 km ENE of Ashford, Washington · 13271 days ago · -1 km deep · 5 km away
  17. 1.714 km NNE of Selah, Washington · 13270 days ago · 16 km deep · 98 km away
  18. 2.0Washington · 13270 days ago · 0 km deep · 84 km away
  19. 1.526 km S of Morton, Washington · 13264 days ago · 8 km deep · 74 km away
  20. 1.528 km ENE of Ashford, Washington · 13263 days ago · -2 km deep · 1 km away
  21. 2.815 km NNE of Naches, Washington · 13263 days ago · 7 km deep · 86 km away
  22. 1.737 km NNE of Amboy, Washington · 13258 days ago · -1 km deep · 85 km away
  23. 1.90 km SE of Lakeland South, Washington · 13258 days ago · 8 km deep · 59 km away
  24. 1.737 km NNE of Amboy, Washington · 13255 days ago · 2 km deep · 85 km away
  25. 1.70 km ESE of Mercer Island, Washington · 13255 days ago · 20 km deep · 84 km away
  26. 1.74 km ENE of Lake Marcel-Stillwater, Washington · 13255 days ago · 18 km deep · 91 km away
  27. 1.937 km NNE of Amboy, Washington · 13246 days ago · 5 km deep · 85 km away
  28. 1.810 km SW of Packwood, Washington · 13246 days ago · 8 km deep · 39 km away
  29. 1.525 km ENE of Ashford, Washington · 13245 days ago · 0 km deep · 3 km away
  30. 2.338 km NNE of Amboy, Washington · 13244 days ago · 4 km deep · 85 km away
  31. 2.433 km NE of Amboy, Washington · 13242 days ago · 0 km deep · 90 km away
  32. 1.64 km WSW of Bethel, Washington · 13239 days ago · 16 km deep · 97 km away

Before

  1. 2.337 km NNE of Amboy, Washington · 13300 days ago · 3 km deep · 85 km away
  2. 2.237 km NNE of Amboy, Washington · 13300 days ago · 3 km deep · 85 km away
  3. 2.138 km NNE of Amboy, Washington · 13302 days ago · 2 km deep · 85 km away
  4. 1.538 km NNE of Amboy, Washington · 13305 days ago · -2 km deep · 85 km away
  5. 1.837 km NNE of Amboy, Washington · 13307 days ago · -2 km deep · 85 km away
  6. 2.410 km W of Packwood, Washington · 13308 days ago · 7 km deep · 34 km away
  7. 2.19 km W of Packwood, Washington · 13308 days ago · 8 km deep · 34 km away
  8. 2.54 km SSW of Gorst, Washington · 13310 days ago · 44 km deep · 100 km away
  9. 1.56 km W of Burley, Washington · 13310 days ago · 19 km deep · 94 km away
  10. 1.814 km SE of Mossyrock, Washington · 13318 days ago · 17 km deep · 72 km away
  11. 1.838 km NNE of Amboy, Washington · 13318 days ago · -2 km deep · 85 km away
  12. 1.510 km E of Ashford, Washington · 13319 days ago · 7 km deep · 19 km away
  13. 2.32 km SE of Maple Heights-Lake Desire, Washington · 13322 days ago · 16 km deep · 65 km away
  14. 2.32 km SE of Maple Heights-Lake Desire, Washington · 13322 days ago · 19 km deep · 65 km away
  15. 1.522 km ENE of Ashford, Washington · 13326 days ago · -1 km deep · 6 km away
  16. 1.910 km ENE of Snoqualmie, Washington · 13327 days ago · 12 km deep · 76 km away
  17. 2.637 km NNE of Amboy, Washington · 13328 days ago · -2 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10255563. Read Thu, Oct 1, 2026, 4:19 PM UTC.