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, Apr 16, 1983, 11:15 PM PST (07:15 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M1.6 38 km NNE of Amboy, 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
1983-04-17 07:15:22 UTC
Depth
-1.6 km (-1.0 mi), shallow
Epicenter
46.210° N, 122.188° 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, 0.3 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
87°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 1.638 km NNE of Amboy, Washington · 15863 days ago · -2 km deep · 0 km away
  2. 1.738 km NNE of Amboy, Washington · 15863 days ago · -2 km deep · 0 km away
  3. 1.538 km NNE of Amboy, Washington · 15863 days ago · 1 km deep · 1 km away
  4. 2.322 km S of Morton, Washington · 15862 days ago · 8 km deep · 17 km away
  5. 2.322 km S of Morton, Washington · 15862 days ago · 8 km deep · 17 km away
  6. 1.738 km NNE of Amboy, Washington · 15860 days ago · -2 km deep · 0 km away
  7. 1.938 km NNE of Amboy, Washington · 15860 days ago · -2 km deep · 0 km away
  8. 1.716 km SSW of Greenwater, Washington · 15860 days ago · -1 km deep · 97 km away
  9. 1.637 km NNE of Amboy, Washington · 15860 days ago · 0 km deep · 2 km away
  10. 2.039 km NNE of Amboy, Washington · 15857 days ago · -2 km deep · 0 km away
  11. 2.724 km ESE of Packwood, Washington · 15857 days ago · 4 km deep · 71 km away
  12. 1.539 km NNE of Amboy, Washington · 15856 days ago · -2 km deep · 0 km away
  13. 1.738 km NNE of Amboy, Washington · 15855 days ago · -1 km deep · 1 km away
  14. 2.18 km WSW of Felida, Washington · 15855 days ago · 17 km deep · 76 km away
  15. 2.138 km NNE of Amboy, Washington · 15853 days ago · -2 km deep · 0 km away
  16. 1.638 km NNE of Amboy, Washington · 15852 days ago · -2 km deep · 1 km away
  17. 1.538 km NNE of Amboy, Washington · 15852 days ago · -2 km deep · 0 km away
  18. 1.639 km NNE of Amboy, Washington · 15852 days ago · -2 km deep · 0 km away
  19. 1.538 km NNE of Amboy, Washington · 15851 days ago · -2 km deep · 1 km away
  20. 1.538 km NNE of Amboy, Washington · 15849 days ago · -1 km deep · 1 km away
  21. 1.638 km NNE of Amboy, Washington · 15848 days ago · -2 km deep · 1 km away
  22. 1.838 km NNE of Amboy, Washington · 15846 days ago · -2 km deep · 1 km away
  23. 2.322 km S of Morton, Washington · 15846 days ago · 6 km deep · 17 km away
  24. 1.938 km NNE of Amboy, Washington · 15843 days ago · -2 km deep · 1 km away
  25. 1.939 km NNE of Amboy, Washington · 15842 days ago · -2 km deep · 1 km away
  26. 2.037 km NNE of Amboy, Washington · 15841 days ago · 0 km deep · 1 km away
  27. 1.838 km NNE of Amboy, Washington · 15840 days ago · -2 km deep · 1 km away
  28. 1.57 km ENE of Ashford, Washington · 15840 days ago · 5 km deep · 65 km away
  29. 2.67 km NNE of Bethany, Oregon · 15840 days ago · -1 km deep · 83 km away
  30. 1.638 km NNE of Amboy, Washington · 15840 days ago · -2 km deep · 1 km away
  31. 1.638 km NNE of Amboy, Washington · 15839 days ago · -2 km deep · 1 km away
  32. 1.838 km NNE of Amboy, Washington · 15839 days ago · -2 km deep · 0 km away
  33. 1.738 km NNE of Amboy, Washington · 15839 days ago · 0 km deep · 0 km away
  34. 1.838 km NNE of Amboy, Washington · 15838 days ago · -2 km deep · 1 km away
  35. 1.939 km NNE of Amboy, Washington · 15838 days ago · -1 km deep · 1 km away
  36. 1.838 km NNE of Amboy, Washington · 15837 days ago · -1 km deep · 1 km away
  37. 2.038 km NNE of Amboy, Washington · 15837 days ago · -2 km deep · 1 km away
  38. 2.339 km NNE of Amboy, Washington · 15837 days ago · -2 km deep · 0 km away
  39. 2.138 km NNE of Amboy, Washington · 15836 days ago · -2 km deep · 0 km away
  40. 1.838 km NNE of Amboy, Washington · 15835 days ago · -1 km deep · 0 km away
  41. 1.738 km NNE of Amboy, Washington · 15834 days ago · -2 km deep · 1 km away
  42. 2.137 km NNE of Amboy, Washington · 15834 days ago · -2 km deep · 2 km away
  43. 1.737 km NNE of Amboy, Washington · 15834 days ago · -2 km deep · 1 km away
  44. 2.238 km NNE of Amboy, Washington · 15833 days ago · -2 km deep · 1 km away
  45. 2.137 km NNE of Amboy, Washington · 15833 days ago · 0 km deep · 2 km away
  46. 1.538 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 1 km away
  47. 1.938 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 1 km away
  48. 1.522 km S of Morton, Washington · 15832 days ago · 8 km deep · 17 km away
  49. 2.01 km E of Deer Island, Oregon · 15832 days ago · 3 km deep · 58 km away
  50. 1.938 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 1 km away
  51. 2.038 km S of Morton, Washington · 15832 days ago · -2 km deep · 1 km away
  52. 1.638 km S of Morton, Washington · 15832 days ago · -2 km deep · 0 km away
  53. 1.937 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 1 km away
  54. 2.239 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 1 km away
  55. 1.928 km SSE of Mossyrock, Washington · 15831 days ago · 8 km deep · 14 km away
  56. 1.938 km NNE of Amboy, Washington · 15830 days ago · 0 km deep · 1 km away
  57. 1.638 km NNE of Amboy, Washington · 15829 days ago · 0 km deep · 1 km away
  58. 1.738 km NNE of Amboy, Washington · 15828 days ago · 0 km deep · 0 km away
  59. 1.738 km NNE of Amboy, Washington · 15828 days ago · -2 km deep · 0 km away
  60. 2.238 km NNE of Amboy, Washington · 15827 days ago · -2 km deep · 1 km away

The first 60 of 94.

Before

  1. 1.638 km NNE of Amboy, Washington · 15865 days ago · -2 km deep · 1 km away
  2. 1.738 km NNE of Amboy, Washington · 15866 days ago · -2 km deep · 0 km away
  3. 1.538 km NNE of Amboy, Washington · 15866 days ago · -2 km deep · 1 km away
  4. 1.538 km NNE of Amboy, Washington · 15867 days ago · -2 km deep · 1 km away
  5. 1.637 km NNE of Amboy, Washington · 15867 days ago · 0 km deep · 1 km away
  6. 1.538 km NNE of Amboy, Washington · 15867 days ago · 0 km deep · 0 km away
  7. 1.538 km NNE of Amboy, Washington · 15868 days ago · -2 km deep · 1 km away
  8. 1.539 km NNE of Amboy, Washington · 15869 days ago · -2 km deep · 1 km away
  9. 1.638 km NNE of Amboy, Washington · 15869 days ago · 0 km deep · 1 km away
  10. 2.021 km S of Morton, Washington · 15869 days ago · 7 km deep · 18 km away
  11. 1.522 km S of Morton, Washington · 15869 days ago · 9 km deep · 17 km away
  12. 1.812 km NW of Packwood, Washington · 15873 days ago · 7 km deep · 60 km away
  13. 1.638 km NNE of Amboy, Washington · 15874 days ago · -2 km deep · 1 km away
  14. 1.98 km NE of Mossyrock, Washington · 15874 days ago · 15 km deep · 46 km away
  15. 1.539 km NNE of Amboy, Washington · 15874 days ago · -2 km deep · 1 km away
  16. 1.538 km S of Morton, Washington · 15875 days ago · -2 km deep · 1 km away
  17. 1.539 km S of Morton, Washington · 15875 days ago · -2 km deep · 1 km away
  18. 1.538 km NNE of Amboy, Washington · 15875 days ago · -1 km deep · 0 km away
  19. 1.538 km NNE of Amboy, Washington · 15876 days ago · -2 km deep · 0 km away
  20. 2.112 km ESE of Skamokawa Valley, Washington · 15877 days ago · 26 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10160278. Read Tue, Sep 22, 2026, 8:42 PM UTC.