Washington earthquakes

M1.5 earthquake 11 km S of Morton, Washington

A magnitude 1.5 earthquake struck 11 km S of Morton, Washington on Thu, Jul 17, 1980, 8:50 AM PDT (15:50 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.5 32 km NE 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
1980-07-17 15:50:28 UTC
Depth
0.4 km (0.2 mi), shallow
Epicenter
46.459° N, 122.269° 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 0.7 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
157°
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: 62 in the 60 days after this one and 25 in the 30 days before it.

After

  1. 3.532 km NE of Amboy, Washington · 16866 days ago · 4 km deep · 42 km away
  2. 1.726 km ENE of Ashford, Washington · 16866 days ago · 4 km deep · 61 km away
  3. 1.833 km NE of Amboy, Washington · 16866 days ago · 5 km deep · 41 km away
  4. 2.033 km NE of Amboy, Washington · 16866 days ago · 5 km deep · 41 km away
  5. 2.832 km NE of Amboy, Washington · 16865 days ago · 5 km deep · 41 km away
  6. 3.738 km NE of Amboy, Washington · 16865 days ago · 7 km deep · 34 km away
  7. 2.633 km NE of Amboy, Washington · 16865 days ago · 5 km deep · 41 km away
  8. 3.133 km NE of Amboy, Washington · 16865 days ago · 3 km deep · 41 km away
  9. 2.132 km NE of Amboy, Washington · 16863 days ago · 5 km deep · 42 km away
  10. 2.338 km NNE of Amboy, Washington · 16863 days ago · 0 km deep · 28 km away
  11. 2.338 km NNE of Amboy, Washington · 16863 days ago · 0 km deep · 29 km away
  12. 2.337 km NNE of Amboy, Washington · 16863 days ago · 1 km deep · 29 km away
  13. 1.736 km S of Morton, Washington · 16863 days ago · -1 km deep · 25 km away
  14. 2.138 km NNE of Amboy, Washington · 16863 days ago · 0 km deep · 28 km away
  15. 2.138 km NNE of Amboy, Washington · 16863 days ago · 0 km deep · 29 km away
  16. 2.138 km NNE of Amboy, Washington · 16863 days ago · 0 km deep · 29 km away
  17. 2.138 km NNE of Amboy, Washington · 16863 days ago · -1 km deep · 28 km away
  18. 1.737 km NNE of Amboy, Washington · 16863 days ago · 0 km deep · 29 km away
  19. 2.138 km NNE of Amboy, Washington · 16863 days ago · -1 km deep · 29 km away
  20. 2.338 km NNE of Amboy, Washington · 16863 days ago · 1 km deep · 29 km away
  21. 2.138 km S of Morton, Washington · 16863 days ago · 0 km deep · 28 km away
  22. 2.139 km S of Morton, Washington · 16863 days ago · 0 km deep · 28 km away
  23. 2.338 km NNE of Amboy, Washington · 16863 days ago · 0 km deep · 28 km away
  24. 2.137 km S of Morton, Washington · 16863 days ago · -1 km deep · 27 km away
  25. 1.537 km NNE of Amboy, Washington · 16863 days ago · 1 km deep · 29 km away
  26. 2.139 km NNE of Amboy, Washington · 16863 days ago · -1 km deep · 29 km away
  27. 1.712 km SSE of Morton, Washington · 16863 days ago · 2 km deep · 3 km away
  28. 2.732 km NE of Amboy, Washington · 16862 days ago · 5 km deep · 42 km away
  29. 1.732 km NE of Amboy, Washington · 16862 days ago · 6 km deep · 42 km away
  30. 2.527 km S of Morton, Washington · 16861 days ago · 2 km deep · 16 km away
  31. 1.712 km SSE of Morton, Washington · 16860 days ago · 2 km deep · 3 km away
  32. 2.218 km SSW of Mossyrock, Washington · 16859 days ago · 5 km deep · 25 km away
  33. 1.525 km ENE of Ashford, Washington · 16859 days ago · 2 km deep · 60 km away
  34. 2.132 km NE of Amboy, Washington · 16858 days ago · 5 km deep · 42 km away
  35. 2.333 km NE of Amboy, Washington · 16857 days ago · 4 km deep · 41 km away
  36. 2.133 km NE of Amboy, Washington · 16857 days ago · 5 km deep · 42 km away
  37. 2.232 km NE of Amboy, Washington · 16856 days ago · 5 km deep · 42 km away
  38. 2.233 km NE of Amboy, Washington · 16856 days ago · 6 km deep · 41 km away
  39. 2.21 km NW of Columbia City, Oregon · 16856 days ago · 20 km deep · 75 km away
  40. 2.333 km NE of Amboy, Washington · 16854 days ago · 5 km deep · 41 km away
  41. 1.732 km NE of Amboy, Washington · 16850 days ago · 6 km deep · 42 km away
  42. 2.532 km NE of Amboy, Washington · 16850 days ago · 4 km deep · 42 km away
  43. 1.732 km NE of Amboy, Washington · 16849 days ago · 5 km deep · 41 km away
  44. 2.332 km NE of Amboy, Washington · 16849 days ago · 7 km deep · 42 km away
  45. 2.433 km NE of Amboy, Washington · 16847 days ago · 6 km deep · 42 km away
  46. 2.133 km NE of Amboy, Washington · 16847 days ago · 5 km deep · 41 km away
  47. 1.71 km ENE of Browns Point, Washington · 16846 days ago · 13 km deep · 95 km away
  48. 2.035 km NE of Amboy, Washington · 16846 days ago · 11 km deep · 41 km away
  49. 1.624 km ENE of Ashford, Washington · 16845 days ago · 4 km deep · 60 km away
  50. 1.97 km SW of Felida, Washington · 16843 days ago · 22 km deep · 97 km away
  51. 1.725 km ENE of Ashford, Washington · 16843 days ago · 8 km deep · 61 km away
  52. 2.17 km WSW of Lake Shore, Washington · 16843 days ago · 24 km deep · 97 km away
  53. 1.938 km NE of Amboy, Washington · 16840 days ago · 8 km deep · 34 km away
  54. 2.27 km WSW of Lake Shore, Washington · 16840 days ago · 23 km deep · 97 km away
  55. 2.334 km WSW of Tampico, Washington · 16833 days ago · 6 km deep · 76 km away
  56. 2.17 km NNE of Morton, Washington · 16832 days ago · 0 km deep · 18 km away
  57. 1.710 km SW of Mineral, Washington · 16830 days ago · 15 km deep · 23 km away
  58. 2.012 km E of Wilkeson, Washington · 16828 days ago · 16 km deep · 78 km away
  59. 1.733 km NE of Amboy, Washington · 16828 days ago · 6 km deep · 41 km away
  60. 1.611 km WNW of Warren, Oregon · 16822 days ago · 26 km deep · 87 km away

The first 60 of 62.

Before

  1. 2.032 km NE of Amboy, Washington · 16869 days ago · 7 km deep · 44 km away
  2. 1.931 km NE of Amboy, Washington · 16869 days ago · 7 km deep · 44 km away
  3. 2.427 km S of Morton, Washington · 16870 days ago · 1 km deep · 17 km away
  4. 2.427 km S of Morton, Washington · 16870 days ago · 2 km deep · 17 km away
  5. 1.530 km S of Morton, Washington · 16873 days ago · 10 km deep · 20 km away
  6. 2.610 km SSE of Morton, Washington · 16874 days ago · 2 km deep · 2 km away
  7. 1.523 km SSE of Morton, Washington · 16878 days ago · 2 km deep · 13 km away
  8. 2.032 km NE of Amboy, Washington · 16878 days ago · 7 km deep · 44 km away
  9. 1.729 km S of Morton, Washington · 16878 days ago · 6 km deep · 18 km away
  10. 1.932 km NE of Amboy, Washington · 16879 days ago · 6 km deep · 43 km away
  11. 3.232 km NE of Amboy, Washington · 16879 days ago · 3 km deep · 43 km away
  12. 2.432 km NE of Amboy, Washington · 16879 days ago · 5 km deep · 44 km away
  13. 2.832 km NE of Amboy, Washington · 16879 days ago · 3 km deep · 43 km away
  14. 3.132 km NE of Amboy, Washington · 16879 days ago · 4 km deep · 43 km away
  15. 2.523 km SSE of Morton, Washington · 16879 days ago · 1 km deep · 12 km away
  16. 2.823 km SSE of Morton, Washington · 16879 days ago · 2 km deep · 13 km away
  17. 1.50 km NW of Waller, Washington · 16880 days ago · 7 km deep · 83 km away
  18. 1.522 km SSE of Morton, Washington · 16880 days ago · 3 km deep · 12 km away
  19. 2.18 km E of Ashford, Washington · 16880 days ago · 8 km deep · 44 km away
  20. 2.730 km S of Morton, Washington · 16886 days ago · 0 km deep · 20 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10082433. Read Tue, Sep 22, 2026, 7:38 PM UTC.