Washington earthquakes

M1.7 earthquake 38 km NNE of Amboy, Washington

A magnitude 1.7 earthquake struck 38 km NNE of Amboy, Washington on Mon, Dec 5, 1983, 9:00 AM PST (17:00 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M1.8 26 km S of Morton, Washington. This one was a foreshock.

Amboy 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
1.7 (md), micro
Local time
UTC
1983-12-05 17:00:24 UTC
Depth
-1.5 km (-1.0 mi), shallow
Epicenter
46.209° N, 122.183° 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 0.1 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
130°
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.538 km NNE of Amboy, Washington · 15628 days ago · -1 km deep · 1 km away
  2. 1.826 km S of Morton, Washington · 15625 days ago · 8 km deep · 14 km away
  3. 1.838 km NNE of Amboy, Washington · 15624 days ago · -2 km deep · 1 km away
  4. 1.537 km NNE of Amboy, Washington · 15624 days ago · -2 km deep · 1 km away
  5. 2.038 km NNE of Amboy, Washington · 15624 days ago · -2 km deep · 0 km away
  6. 1.938 km NNE of Amboy, Washington · 15623 days ago · -2 km deep · 0 km away
  7. 1.537 km NNE of Amboy, Washington · 15620 days ago · -1 km deep · 1 km away
  8. 1.538 km NNE of Amboy, Washington · 15620 days ago · -1 km deep · 1 km away
  9. 1.934 km NE of Amboy, Washington · 15619 days ago · 9 km deep · 12 km away
  10. 2.138 km NNE of Amboy, Washington · 15617 days ago · -2 km deep · 0 km away
  11. 1.538 km NNE of Amboy, Washington · 15616 days ago · -2 km deep · 1 km away
  12. 1.739 km NNE of Amboy, Washington · 15615 days ago · -2 km deep · 1 km away
  13. 2.239 km S of Morton, Washington · 15614 days ago · -1 km deep · 1 km away
  14. 1.937 km NNE of Amboy, Washington · 15610 days ago · -2 km deep · 1 km away
  15. 3.020 km E of Castle Rock, Washington · 15608 days ago · 13 km deep · 36 km away
  16. 2.620 km SSE of Mossyrock, Washington · 15607 days ago · 7 km deep · 24 km away
  17. 2.010 km SSW of Morton, Washington · 15598 days ago · 8 km deep · 31 km away
  18. 2.230 km N of Packwood, Washington · 15595 days ago · 5 km deep · 86 km away
  19. 1.723 km S of Morton, Washington · 15595 days ago · 5 km deep · 16 km away
  20. 1.838 km NNE of Amboy, Washington · 15591 days ago · -1 km deep · 1 km away
  21. 2.013 km NNE of Ashford, Washington · 15590 days ago · 7 km deep · 75 km away
  22. 2.013 km SE of Carbonado, Washington · 15588 days ago · 17 km deep · 91 km away
  23. 1.637 km NNE of Amboy, Washington · 15583 days ago · 1 km deep · 1 km away
  24. 2.038 km NNE of Amboy, Washington · 15576 days ago · -1 km deep · 1 km away
  25. 1.638 km NNE of Amboy, Washington · 15575 days ago · -2 km deep · 1 km away
  26. 1.538 km NNE of Amboy, Washington · 15574 days ago · -2 km deep · 0 km away
  27. 2.638 km NNE of Amboy, Washington · 15574 days ago · -1 km deep · 1 km away
  28. 1.738 km NNE of Amboy, Washington · 15574 days ago · -2 km deep · 1 km away
  29. 2.238 km NNE of Amboy, Washington · 15573 days ago · -1 km deep · 0 km away
  30. 1.638 km NNE of Amboy, Washington · 15573 days ago · -2 km deep · 0 km away
  31. 1.738 km NNE of Amboy, Washington · 15573 days ago · -2 km deep · 1 km away
  32. 2.238 km NNE of Amboy, Washington · 15573 days ago · -1 km deep · 1 km away
  33. 1.737 km NNE of Amboy, Washington · 15573 days ago · 1 km deep · 1 km away
  34. 1.538 km NNE of Amboy, Washington · 15572 days ago · -1 km deep · 1 km away
  35. 1.538 km NNE of Amboy, Washington · 15572 days ago · 1 km deep · 1 km away
  36. 1.738 km S of Morton, Washington · 15572 days ago · 1 km deep · 1 km away
  37. 1.638 km NNE of Amboy, Washington · 15572 days ago · -2 km deep · 1 km away
  38. 1.538 km NNE of Amboy, Washington · 15572 days ago · -1 km deep · 1 km away

Before

  1. 2.038 km NNE of Amboy, Washington · 15638 days ago · -2 km deep · 1 km away
  2. 1.937 km NNE of Amboy, Washington · 15638 days ago · -2 km deep · 1 km away
  3. 1.638 km NNE of Amboy, Washington · 15639 days ago · -2 km deep · 0 km away
  4. 1.638 km NNE of Amboy, Washington · 15639 days ago · -2 km deep · 0 km away
  5. 1.838 km NNE of Amboy, Washington · 15639 days ago · -2 km deep · 0 km away
  6. 1.8Washington · 15640 days ago · -2 km deep · 1 km away
  7. 1.835 km S of Morton, Washington · 15644 days ago · -2 km deep · 5 km away
  8. 1.638 km NNE of Amboy, Washington · 15645 days ago · -2 km deep · 1 km away
  9. 1.838 km NNE of Amboy, Washington · 15645 days ago · 1 km deep · 1 km away
  10. 1.838 km NNE of Amboy, Washington · 15645 days ago · -2 km deep · 1 km away
  11. 2.138 km S of Morton, Washington · 15648 days ago · -2 km deep · 1 km away
  12. 2.138 km NNE of Amboy, Washington · 15650 days ago · -2 km deep · 0 km away
  13. 2.922 km NE of Ashford, Washington · 15652 days ago · -1 km deep · 80 km away
  14. 1.522 km S of Morton, Washington · 15653 days ago · 10 km deep · 17 km away
  15. 1.737 km NNE of Amboy, Washington · 15658 days ago · 0 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10168933. Read Tue, Sep 22, 2026, 3:35 PM UTC.