Washington earthquakes

M1.5 earthquake 38 km NNE of Amboy, Washington

A magnitude 1.5 earthquake struck 38 km NNE of Amboy, Washington on Sat, Dec 17, 1983, 7:35 PM PST (03:35 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M3.0 20 km E of Castle Rock, 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
1.5 (md), micro
Local time
UTC
1983-12-18 03:35:30 UTC
Depth
-1.2 km (-0.8 mi), shallow
Epicenter
46.204° N, 122.189° 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, 0.7 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
123°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 114 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 1.934 km NE of Amboy, Washington · 15627 days ago · 9 km deep · 12 km away
  2. 2.138 km NNE of Amboy, Washington · 15625 days ago · -2 km deep · 0 km away
  3. 1.538 km NNE of Amboy, Washington · 15623 days ago · -2 km deep · 0 km away
  4. 1.739 km NNE of Amboy, Washington · 15623 days ago · -2 km deep · 1 km away
  5. 2.239 km S of Morton, Washington · 15621 days ago · -1 km deep · 1 km away
  6. 1.937 km NNE of Amboy, Washington · 15617 days ago · -2 km deep · 1 km away
  7. 3.020 km E of Castle Rock, Washington · 15616 days ago · 13 km deep · 36 km away
  8. 2.620 km SSE of Mossyrock, Washington · 15614 days ago · 7 km deep · 24 km away
  9. 2.010 km SSW of Morton, Washington · 15605 days ago · 8 km deep · 31 km away
  10. 2.230 km N of Packwood, Washington · 15602 days ago · 5 km deep · 87 km away
  11. 1.723 km S of Morton, Washington · 15602 days ago · 5 km deep · 16 km away
  12. 1.838 km NNE of Amboy, Washington · 15598 days ago · -1 km deep · 0 km away
  13. 2.013 km NNE of Ashford, Washington · 15598 days ago · 7 km deep · 76 km away
  14. 2.013 km SE of Carbonado, Washington · 15596 days ago · 17 km deep · 92 km away
  15. 1.637 km NNE of Amboy, Washington · 15590 days ago · 1 km deep · 0 km away
  16. 2.038 km NNE of Amboy, Washington · 15583 days ago · -1 km deep · 1 km away
  17. 1.638 km NNE of Amboy, Washington · 15582 days ago · -2 km deep · 0 km away
  18. 1.538 km NNE of Amboy, Washington · 15581 days ago · -2 km deep · 0 km away
  19. 2.638 km NNE of Amboy, Washington · 15581 days ago · -1 km deep · 0 km away
  20. 1.738 km NNE of Amboy, Washington · 15581 days ago · -2 km deep · 1 km away
  21. 2.238 km NNE of Amboy, Washington · 15581 days ago · -1 km deep · 0 km away
  22. 1.638 km NNE of Amboy, Washington · 15580 days ago · -2 km deep · 1 km away
  23. 1.738 km NNE of Amboy, Washington · 15580 days ago · -2 km deep · 0 km away
  24. 2.238 km NNE of Amboy, Washington · 15580 days ago · -1 km deep · 0 km away
  25. 1.737 km NNE of Amboy, Washington · 15580 days ago · 1 km deep · 0 km away
  26. 1.538 km NNE of Amboy, Washington · 15580 days ago · -1 km deep · 0 km away
  27. 1.538 km NNE of Amboy, Washington · 15580 days ago · 1 km deep · 1 km away
  28. 1.738 km S of Morton, Washington · 15580 days ago · 1 km deep · 2 km away
  29. 1.638 km NNE of Amboy, Washington · 15579 days ago · -2 km deep · 0 km away
  30. 1.538 km NNE of Amboy, Washington · 15579 days ago · -1 km deep · 0 km away
  31. 2.038 km NNE of Amboy, Washington · 15579 days ago · -2 km deep · 0 km away
  32. 1.838 km NNE of Amboy, Washington · 15579 days ago · -1 km deep · 0 km away
  33. 1.539 km NNE of Amboy, Washington · 15579 days ago · -1 km deep · 1 km away
  34. 1.538 km NNE of Amboy, Washington · 15579 days ago · -1 km deep · 0 km away
  35. 1.538 km NNE of Amboy, Washington · 15579 days ago · -2 km deep · 0 km away
  36. 1.538 km NNE of Amboy, Washington · 15579 days ago · -2 km deep · 1 km away
  37. 1.539 km S of Morton, Washington · 15579 days ago · -2 km deep · 1 km away
  38. 1.538 km NNE of Amboy, Washington · 15579 days ago · -2 km deep · 0 km away
  39. 2.137 km NNE of Amboy, Washington · 15579 days ago · 0 km deep · 1 km away
  40. 1.538 km NNE of Amboy, Washington · 15579 days ago · -1 km deep · 0 km away
  41. 1.938 km NNE of Amboy, Washington · 15578 days ago · -1 km deep · 0 km away
  42. 1.738 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  43. 1.738 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  44. 1.638 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 1 km away
  45. 1.738 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  46. 1.838 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  47. 1.738 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  48. 1.738 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  49. 1.838 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  50. 2.037 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 1 km away
  51. 2.138 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  52. 1.638 km NNE of Amboy, Washington · 15578 days ago · -2 km deep · 0 km away
  53. 1.738 km NNE of Amboy, Washington · 15577 days ago · -2 km deep · 0 km away
  54. 1.838 km NNE of Amboy, Washington · 15577 days ago · -1 km deep · 0 km away
  55. 1.838 km NNE of Amboy, Washington · 15577 days ago · -2 km deep · 0 km away
  56. 1.838 km NNE of Amboy, Washington · 15577 days ago · -2 km deep · 0 km away
  57. 2.237 km NNE of Amboy, Washington · 15577 days ago · 0 km deep · 0 km away
  58. 2.838 km NNE of Amboy, Washington · 15577 days ago · -1 km deep · 0 km away
  59. 1.538 km NNE of Amboy, Washington · 15577 days ago · -2 km deep · 0 km away
  60. 1.638 km NNE of Amboy, Washington · 15577 days ago · -2 km deep · 1 km away

The first 60 of 114.

Before

  1. 1.537 km NNE of Amboy, Washington · 15628 days ago · -1 km deep · 1 km away
  2. 1.938 km NNE of Amboy, Washington · 15631 days ago · -2 km deep · 0 km away
  3. 2.038 km NNE of Amboy, Washington · 15631 days ago · -2 km deep · 1 km away
  4. 1.537 km NNE of Amboy, Washington · 15631 days ago · -2 km deep · 1 km away
  5. 1.838 km NNE of Amboy, Washington · 15631 days ago · -2 km deep · 0 km away
  6. 1.826 km S of Morton, Washington · 15632 days ago · 8 km deep · 14 km away
  7. 1.538 km NNE of Amboy, Washington · 15635 days ago · -1 km deep · 0 km away
  8. 1.738 km NNE of Amboy, Washington · 15639 days ago · -2 km deep · 1 km away
  9. 2.038 km NNE of Amboy, Washington · 15646 days ago · -2 km deep · 0 km away
  10. 1.937 km NNE of Amboy, Washington · 15646 days ago · -2 km deep · 1 km away
  11. 1.638 km NNE of Amboy, Washington · 15646 days ago · -2 km deep · 0 km away
  12. 1.638 km NNE of Amboy, Washington · 15646 days ago · -2 km deep · 1 km away
  13. 1.838 km NNE of Amboy, Washington · 15647 days ago · -2 km deep · 0 km away
  14. 1.8Washington · 15648 days ago · -2 km deep · 0 km away
  15. 1.835 km S of Morton, Washington · 15652 days ago · -2 km deep · 5 km away
  16. 1.638 km NNE of Amboy, Washington · 15652 days ago · -2 km deep · 0 km away
  17. 1.838 km NNE of Amboy, Washington · 15652 days ago · 1 km deep · 1 km away
  18. 1.838 km NNE of Amboy, Washington · 15652 days ago · -2 km deep · 0 km away
  19. 2.138 km S of Morton, Washington · 15656 days ago · -2 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10171493. Read Tue, Sep 29, 2026, 11:36 PM UTC.