Washington earthquakes

M1.5 earthquake 37 km S of Morton, Washington

A magnitude 1.5 earthquake struck 37 km S of Morton, Washington on Sun, May 18, 1980, 11:24 PM PDT (06:24 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M1.7 38 km NNE of Amboy, Washington. 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
1.5 (md), micro
Local time
UTC
1980-05-19 06:24:31 UTC
Depth
2.5 km (1.6 mi), shallow
Epicenter
46.223° N, 122.181° 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 0.0 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.11
Depth from
Operator assigned
Station coverage gap
64°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 116 in the 60 days after this one and 76 in the 30 days before it.

After

  1. 1.738 km NNE of Amboy, Washington · 16927 days ago · 2 km deep · 2 km away
  2. 1.538 km NNE of Amboy, Washington · 16927 days ago · 5 km deep · 2 km away
  3. 1.9Washington · 16927 days ago · 6 km deep · 1 km away
  4. 3.638 km NNE of Amboy, Washington · 16927 days ago · 14 km deep · 2 km away
  5. 1.537 km SSE of Morton, Washington · 16927 days ago · 8 km deep · 1 km away
  6. 3.337 km NNE of Amboy, Washington · 16927 days ago · 11 km deep · 3 km away
  7. 2.138 km S of Morton, Washington · 16927 days ago · 6 km deep · 1 km away
  8. 1.936 km NNE of Amboy, Washington · 16927 days ago · 9 km deep · 4 km away
  9. 1.938 km NNE of Amboy, Washington · 16927 days ago · 10 km deep · 3 km away
  10. 1.538 km NNE of Amboy, Washington · 16927 days ago · 4 km deep · 2 km away
  11. 2.937 km NNE of Amboy, Washington · 16927 days ago · 5 km deep · 3 km away
  12. 1.539 km SSE of Morton, Washington · 16927 days ago · 7 km deep · 1 km away
  13. 1.838 km NNE of Amboy, Washington · 16927 days ago · 10 km deep · 3 km away
  14. 3.638 km S of Morton, Washington · 16927 days ago · 14 km deep · 2 km away
  15. 2.138 km NNE of Amboy, Washington · 16927 days ago · 14 km deep · 2 km away
  16. 1.537 km NNE of Amboy, Washington · 16927 days ago · 4 km deep · 3 km away
  17. 1.533 km NE of Amboy, Washington · 16927 days ago · 3 km deep · 10 km away
  18. 1.737 km NNE of Amboy, Washington · 16927 days ago · 6 km deep · 3 km away
  19. 1.539 km SSE of Morton, Washington · 16927 days ago · 9 km deep · 1 km away
  20. 2.336 km NNE of Amboy, Washington · 16926 days ago · 9 km deep · 4 km away
  21. 2.138 km NNE of Amboy, Washington · 16926 days ago · 14 km deep · 2 km away
  22. 3.437 km NNE of Amboy, Washington · 16926 days ago · 12 km deep · 3 km away
  23. 2.237 km NNE of Amboy, Washington · 16926 days ago · 8 km deep · 3 km away
  24. 2.437 km NNE of Amboy, Washington · 16926 days ago · 7 km deep · 3 km away
  25. 1.937 km NNE of Amboy, Washington · 16926 days ago · 7 km deep · 4 km away
  26. 1.737 km NNE of Amboy, Washington · 16926 days ago · 0 km deep · 3 km away
  27. 1.626 km SSE of Morton, Washington · 16926 days ago · 2 km deep · 11 km away
  28. 2.736 km NNE of Amboy, Washington · 16925 days ago · 9 km deep · 4 km away
  29. 2.637 km NE of Amboy, Washington · 16925 days ago · 11 km deep · 7 km away
  30. 2.536 km NNE of Amboy, Washington · 16925 days ago · 9 km deep · 4 km away
  31. 4.336 km NNE of Amboy, Washington · 16925 days ago · 13 km deep · 4 km away
  32. 3.326 km SSE of Morton, Washington · 16925 days ago · 1 km deep · 12 km away
  33. 1.938 km NNE of Amboy, Washington · 16925 days ago · 2 km deep · 2 km away
  34. 3.139 km NNE of Amboy, Washington · 16925 days ago · 0 km deep · 2 km away
  35. 2.125 km SSE of Morton, Washington · 16925 days ago · 1 km deep · 12 km away
  36. 2.136 km NNE of Amboy, Washington · 16925 days ago · 7 km deep · 4 km away
  37. 1.737 km NNE of Amboy, Washington · 16924 days ago · 6 km deep · 4 km away
  38. 1.910 km ENE of Kalama, Washington · 16924 days ago · 17 km deep · 46 km away
  39. 2.026 km SSE of Morton, Washington · 16924 days ago · 1 km deep · 11 km away
  40. 2.625 km S of Morton, Washington · 16924 days ago · 1 km deep · 12 km away
  41. 2.824 km S of Morton, Washington · 16924 days ago · 2 km deep · 13 km away
  42. 1.526 km SSE of Morton, Washington · 16924 days ago · 3 km deep · 12 km away
  43. 2.232 km S of Morton, Washington · 16924 days ago · 5 km deep · 5 km away
  44. 2.926 km SSE of Morton, Washington · 16924 days ago · 2 km deep · 12 km away
  45. 1.537 km NNE of Amboy, Washington · 16923 days ago · 2 km deep · 3 km away
  46. 3.324 km S of Morton, Washington · 16923 days ago · 3 km deep · 13 km away
  47. 1.825 km SSE of Morton, Washington · 16923 days ago · 2 km deep · 13 km away
  48. 1.824 km S of Morton, Washington · 16923 days ago · 3 km deep · 13 km away
  49. 1.737 km NNE of Amboy, Washington · 16923 days ago · 7 km deep · 3 km away
  50. 1.914 km SSW of Morton, Washington · 16923 days ago · 15 km deep · 27 km away
  51. 1.739 km NNE of Amboy, Washington · 16923 days ago · 6 km deep · 2 km away
  52. 1.538 km NNE of Amboy, Washington · 16922 days ago · 2 km deep · 2 km away
  53. 4.125 km S of Morton, Washington · 16922 days ago · 2 km deep · 12 km away
  54. 2.525 km S of Morton, Washington · 16922 days ago · 1 km deep · 12 km away
  55. 1.832 km NE of Amboy, Washington · 16922 days ago · 3 km deep · 17 km away
  56. 2.325 km S of Morton, Washington · 16921 days ago · 2 km deep · 12 km away
  57. 1.837 km NNE of Amboy, Washington · 16921 days ago · 6 km deep · 3 km away
  58. 1.537 km NNE of Amboy, Washington · 16921 days ago · 5 km deep · 3 km away
  59. 1.538 km NNE of Amboy, Washington · 16921 days ago · 4 km deep · 2 km away
  60. 1.737 km NNE of Amboy, Washington · 16921 days ago · 5 km deep · 3 km away

The first 60 of 116.

Before

  1. 1.738 km NE of Amboy, Washington · 16927 days ago · 10 km deep · 3 km away
  2. 2.138 km S of Morton, Washington · 16927 days ago · 13 km deep · 2 km away
  3. 2.437 km NNE of Amboy, Washington · 16927 days ago · 3 km deep · 3 km away
  4. 2.038 km NE of Amboy, Washington · 16927 days ago · 10 km deep · 3 km away
  5. 1.737 km NNE of Amboy, Washington · 16927 days ago · 6 km deep · 3 km away
  6. 1.838 km NE of Amboy, Washington · 16927 days ago · 10 km deep · 3 km away
  7. 2.537 km NNE of Amboy, Washington · 16928 days ago · 12 km deep · 3 km away
  8. 1.837 km S of Morton, Washington · 16928 days ago · 4 km deep · 2 km away
  9. 2.137 km S of Morton, Washington · 16928 days ago · 2 km deep · 1 km away
  10. 2.537 km NNE of Amboy, Washington · 16928 days ago · 5 km deep · 3 km away
  11. 2.338 km NNE of Amboy, Washington · 16928 days ago · 6 km deep · 2 km away
  12. 2.4Washington · 16928 days ago · -1 km deep · 2 km away
  13. 1.937 km S of Morton, Washington · 16928 days ago · 17 km deep · 1 km away
  14. 2.138 km NNE of Amboy, Washington · 16928 days ago · 19 km deep · 2 km away
  15. 1.937 km S of Morton, Washington · 16928 days ago · 16 km deep · 1 km away
  16. 2.237 km NNE of Amboy, Washington · 16928 days ago · 11 km deep · 3 km away
  17. 1.737 km S of Morton, Washington · 16928 days ago · 15 km deep · 0 km away
  18. 2.438 km S of Morton, Washington · 16928 days ago · 12 km deep · 1 km away
  19. 2.338 km S of Morton, Washington · 16928 days ago · 19 km deep · 1 km away
  20. 1.738 km S of Morton, Washington · 16928 days ago · 12 km deep · 2 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10090183. Read Tue, Sep 22, 2026, 4:08 PM UTC.