Washington earthquakes

M1.9 earthquake 20 km ENE of Ashford, Washington

A magnitude 1.9 earthquake struck 20 km ENE of Ashford, Washington on Sat, Aug 27, 1983, 10:26 AM PDT (17:26 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.2 27 km S of Greenwater, Washington. This one was a foreshock.

Carbonado 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
1.9 (md), micro
Local time
UTC
1983-08-27 17:26:05 UTC
Depth
-0.4 km (-0.3 mi), shallow
Epicenter
46.830° N, 121.788° 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 0.2 km horizontally
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
121°
Stations used
4

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 12 in the 30 days before it.

After

  1. 1.91 km WNW of Federal Way, Washington · 15726 days ago · 16 km deep · 69 km away
  2. 2.227 km S of Greenwater, Washington · 15724 days ago · -1 km deep · 11 km away
  3. 1.95 km WNW of Tumwater, Washington · 15721 days ago · -1 km deep · 93 km away
  4. 2.238 km S of Morton, Washington · 15717 days ago · -1 km deep · 75 km away
  5. 1.823 km ESE of Packwood, Washington · 15716 days ago · -1 km deep · 46 km away
  6. 2.211 km ESE of Carbonado, Washington · 15714 days ago · 18 km deep · 25 km away
  7. 2.310 km SE of Mossyrock, Washington · 15713 days ago · 14 km deep · 62 km away
  8. 1.638 km NNE of Amboy, Washington · 15709 days ago · -1 km deep · 76 km away
  9. 2.025 km SSE of Packwood, Washington · 15704 days ago · -1 km deep · 52 km away
  10. 2.125 km SSE of Packwood, Washington · 15702 days ago · 0 km deep · 52 km away
  11. 1.712 km NE of Snoqualmie, Washington · 15702 days ago · 12 km deep · 88 km away
  12. 1.625 km SSE of Packwood, Washington · 15701 days ago · 0 km deep · 52 km away
  13. 2.72 km W of Rosedale, Washington · 15699 days ago · 27 km deep · 88 km away
  14. 1.61 km N of Normandy Park, Washington · 15698 days ago · 17 km deep · 81 km away
  15. 1.638 km NNE of Amboy, Washington · 15697 days ago · -1 km deep · 76 km away
  16. 1.99 km SE of Riverbend, Washington · 15696 days ago · 2 km deep · 66 km away
  17. 2.219 km S of Morton, Washington · 15696 days ago · 8 km deep · 61 km away
  18. 1.914 km SW of Alder, Washington · 15695 days ago · -1 km deep · 50 km away
  19. 2.04 km S of Des Moines, Washington · 15694 days ago · 13 km deep · 72 km away
  20. 2.43 km SSE of Ahtanum, Washington · 15693 days ago · 15 km deep · 96 km away
  21. 3.05 km WNW of Wilderness Rim, Washington · 15693 days ago · 21 km deep · 70 km away
  22. 2.63 km S of Ahtanum, Washington · 15692 days ago · 14 km deep · 95 km away
  23. 1.917 km SE of Carbonado, Washington · 15691 days ago · -1 km deep · 16 km away
  24. 1.737 km NNE of Amboy, Washington · 15691 days ago · -1 km deep · 76 km away
  25. 1.637 km NNE of Amboy, Washington · 15690 days ago · -1 km deep · 76 km away
  26. 1.520 km S of Morton, Washington · 15684 days ago · 9 km deep · 62 km away
  27. 1.736 km NNE of Amboy, Washington · 15681 days ago · -1 km deep · 78 km away
  28. 1.58 km NW of Greenwater, Washington · 15680 days ago · -1 km deep · 42 km away
  29. 2.13 km E of Cle Elum, Washington · 15680 days ago · -1 km deep · 79 km away
  30. 1.71 km NNW of Snoqualmie, Washington · 15677 days ago · 1 km deep · 79 km away
  31. 2.55 km SW of Morton, Washington · 15674 days ago · 16 km deep · 53 km away
  32. 2.02 km NNW of Lakeland South, Washington · 15672 days ago · 13 km deep · 65 km away

Before

  1. 1.615 km NNE of Packwood, Washington · 15732 days ago · 2 km deep · 20 km away
  2. 2.238 km NNE of Amboy, Washington · 15733 days ago · -1 km deep · 76 km away
  3. 2.26 km WNW of Wauna, Washington · 15740 days ago · 24 km deep · 95 km away
  4. 2.26 km WNW of Wauna, Washington · 15740 days ago · 22 km deep · 95 km away
  5. 1.539 km S of Morton, Washington · 15743 days ago · -2 km deep · 75 km away
  6. 2.02 km WSW of Burley, Washington · 15746 days ago · 19 km deep · 92 km away
  7. 3.17 km ENE of Tanner, Washington · 15747 days ago · 12 km deep · 74 km away
  8. 1.838 km NNE of Amboy, Washington · 15755 days ago · -2 km deep · 76 km away
  9. 2.11 km ENE of Clyde Hill, Washington · 15757 days ago · 24 km deep · 95 km away
  10. 2.13 km NNE of Packwood, Washington · 15759 days ago · 4 km deep · 24 km away
  11. 1.82 km SSW of Browns Point, Washington · 15760 days ago · 8 km deep · 71 km away
  12. 1.62 km WSW of Wilderness Rim, Washington · 15761 days ago · 19 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10162733. Read Tue, Sep 22, 2026, 10:01 AM UTC.