Washington earthquakes

M2.3 earthquake 22 km S of Morton, Washington

A magnitude 2.3 earthquake struck 22 km S of Morton, Washington on Thu, May 5, 1983, 11:03 PM PDT (06:03 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.6 7 km NNE of Bethany, Oregon. This one was a foreshock.

Morton 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
2.3 (md), micro
Local time
UTC
1983-05-06 06:03:23 UTC
Depth
6.2 km (3.8 mi), shallow
Epicenter
46.361° N, 122.233° 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 0.3 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.02
Depth from
From location
Station coverage gap
85°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 44 in the 30 days before it.

After

  1. 2.022 km SE of Greenwater, Washington · 15842 days ago · 6 km deep · 91 km away
  2. 1.938 km NNE of Amboy, Washington · 15842 days ago · -2 km deep · 18 km away
  3. 1.939 km NNE of Amboy, Washington · 15841 days ago · -2 km deep · 18 km away
  4. 2.037 km NNE of Amboy, Washington · 15841 days ago · 0 km deep · 18 km away
  5. 1.838 km NNE of Amboy, Washington · 15840 days ago · -2 km deep · 18 km away
  6. 1.57 km ENE of Ashford, Washington · 15840 days ago · 5 km deep · 51 km away
  7. 2.67 km NNE of Bethany, Oregon · 15839 days ago · -1 km deep · 95 km away
  8. 1.638 km NNE of Amboy, Washington · 15839 days ago · -2 km deep · 18 km away
  9. 1.638 km NNE of Amboy, Washington · 15839 days ago · -2 km deep · 17 km away
  10. 1.838 km NNE of Amboy, Washington · 15839 days ago · -2 km deep · 17 km away
  11. 1.738 km NNE of Amboy, Washington · 15839 days ago · 0 km deep · 17 km away
  12. 1.838 km NNE of Amboy, Washington · 15837 days ago · -2 km deep · 18 km away
  13. 1.939 km NNE of Amboy, Washington · 15837 days ago · -1 km deep · 18 km away
  14. 1.838 km NNE of Amboy, Washington · 15837 days ago · -1 km deep · 18 km away
  15. 2.038 km NNE of Amboy, Washington · 15836 days ago · -2 km deep · 17 km away
  16. 2.339 km NNE of Amboy, Washington · 15836 days ago · -2 km deep · 17 km away
  17. 2.138 km NNE of Amboy, Washington · 15835 days ago · -2 km deep · 17 km away
  18. 1.838 km NNE of Amboy, Washington · 15834 days ago · -1 km deep · 17 km away
  19. 1.738 km NNE of Amboy, Washington · 15834 days ago · -2 km deep · 18 km away
  20. 2.137 km NNE of Amboy, Washington · 15834 days ago · -2 km deep · 18 km away
  21. 1.737 km NNE of Amboy, Washington · 15833 days ago · -2 km deep · 18 km away
  22. 2.238 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 18 km away
  23. 2.137 km NNE of Amboy, Washington · 15832 days ago · 0 km deep · 19 km away
  24. 1.538 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 17 km away
  25. 1.938 km NNE of Amboy, Washington · 15832 days ago · -2 km deep · 18 km away
  26. 1.522 km S of Morton, Washington · 15832 days ago · 8 km deep · 1 km away
  27. 2.01 km E of Deer Island, Oregon · 15831 days ago · 3 km deep · 66 km away
  28. 1.938 km NNE of Amboy, Washington · 15831 days ago · -2 km deep · 18 km away
  29. 2.038 km S of Morton, Washington · 15831 days ago · -2 km deep · 16 km away
  30. 1.638 km S of Morton, Washington · 15831 days ago · -2 km deep · 17 km away
  31. 1.937 km NNE of Amboy, Washington · 15831 days ago · -2 km deep · 18 km away
  32. 2.239 km NNE of Amboy, Washington · 15831 days ago · -2 km deep · 17 km away
  33. 1.928 km SSE of Mossyrock, Washington · 15830 days ago · 8 km deep · 9 km away
  34. 1.938 km NNE of Amboy, Washington · 15829 days ago · 0 km deep · 17 km away
  35. 1.638 km NNE of Amboy, Washington · 15828 days ago · 0 km deep · 18 km away
  36. 1.738 km NNE of Amboy, Washington · 15827 days ago · 0 km deep · 17 km away
  37. 1.738 km NNE of Amboy, Washington · 15827 days ago · -2 km deep · 17 km away
  38. 2.238 km NNE of Amboy, Washington · 15826 days ago · -2 km deep · 18 km away
  39. 2.037 km NNE of Amboy, Washington · 15825 days ago · -1 km deep · 18 km away
  40. 1.86 km S of Onalaska, Washington · 15825 days ago · 21 km deep · 41 km away
  41. 2.038 km NNE of Amboy, Washington · 15825 days ago · 0 km deep · 17 km away
  42. 2.039 km NNE of Amboy, Washington · 15824 days ago · -2 km deep · 17 km away
  43. 1.538 km NNE of Amboy, Washington · 15824 days ago · -2 km deep · 18 km away
  44. 2.018 km SSW of Greenwater, Washington · 15823 days ago · 18 km deep · 80 km away
  45. 1.739 km NNE of Amboy, Washington · 15822 days ago · -2 km deep · 17 km away
  46. 1.738 km NNE of Amboy, Washington · 15821 days ago · -2 km deep · 17 km away
  47. 1.938 km NNE of Amboy, Washington · 15821 days ago · -2 km deep · 17 km away
  48. 2.437 km NNE of Amboy, Washington · 15821 days ago · -2 km deep · 18 km away
  49. 1.734 km SSE of Morton, Washington · 15821 days ago · 0 km deep · 12 km away
  50. 2.138 km NNE of Amboy, Washington · 15821 days ago · -1 km deep · 18 km away
  51. 1.636 km NNE of Amboy, Washington · 15821 days ago · -2 km deep · 19 km away
  52. 2.238 km NNE of Amboy, Washington · 15820 days ago · -2 km deep · 17 km away
  53. 1.838 km NNE of Amboy, Washington · 15819 days ago · -1 km deep · 18 km away
  54. 1.838 km NNE of Amboy, Washington · 15817 days ago · -2 km deep · 18 km away
  55. 1.738 km NNE of Amboy, Washington · 15817 days ago · -2 km deep · 18 km away
  56. 1.539 km NNE of Amboy, Washington · 15816 days ago · -2 km deep · 17 km away
  57. 2.37 km S of Onalaska, Washington · 15815 days ago · 23 km deep · 42 km away
  58. 2.138 km NNE of Amboy, Washington · 15810 days ago · -2 km deep · 17 km away
  59. 2.039 km NNE of Amboy, Washington · 15809 days ago · -2 km deep · 17 km away
  60. 1.724 km S of Morton, Washington · 15809 days ago · 9 km deep · 2 km away

The first 60 of 82.

Before

  1. 1.838 km NNE of Amboy, Washington · 15845 days ago · -2 km deep · 18 km away
  2. 1.638 km NNE of Amboy, Washington · 15847 days ago · -2 km deep · 18 km away
  3. 1.538 km NNE of Amboy, Washington · 15849 days ago · -1 km deep · 18 km away
  4. 1.521 km SE of Greenwater, Washington · 15850 days ago · 6 km deep · 92 km away
  5. 1.538 km NNE of Amboy, Washington · 15851 days ago · -2 km deep · 18 km away
  6. 1.639 km NNE of Amboy, Washington · 15851 days ago · -2 km deep · 17 km away
  7. 1.538 km NNE of Amboy, Washington · 15851 days ago · -2 km deep · 17 km away
  8. 1.638 km NNE of Amboy, Washington · 15851 days ago · -2 km deep · 18 km away
  9. 2.138 km NNE of Amboy, Washington · 15853 days ago · -2 km deep · 17 km away
  10. 1.921 km SSE of Greenwater, Washington · 15853 days ago · 6 km deep · 90 km away
  11. 2.18 km WSW of Felida, Washington · 15854 days ago · 17 km deep · 88 km away
  12. 1.738 km NNE of Amboy, Washington · 15854 days ago · -1 km deep · 17 km away
  13. 1.539 km NNE of Amboy, Washington · 15855 days ago · -2 km deep · 17 km away
  14. 2.724 km ESE of Packwood, Washington · 15857 days ago · 4 km deep · 68 km away
  15. 2.039 km NNE of Amboy, Washington · 15857 days ago · -2 km deep · 17 km away
  16. 1.637 km NNE of Amboy, Washington · 15859 days ago · 0 km deep · 19 km away
  17. 1.716 km SSW of Greenwater, Washington · 15859 days ago · -1 km deep · 83 km away
  18. 1.938 km NNE of Amboy, Washington · 15859 days ago · -2 km deep · 18 km away
  19. 1.738 km NNE of Amboy, Washington · 15859 days ago · -2 km deep · 17 km away
  20. 2.322 km S of Morton, Washington · 15861 days ago · 8 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10156698. Read Tue, Sep 22, 2026, 7:05 AM UTC.