Washington earthquakes

M3.4 earthquake 25 km S of Morton, Washington

A magnitude 3.4 earthquake struck 25 km S of Morton, Washington on Fri, Feb 13, 1981, 10:53 PM PST (06:53 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M3.8 22 km S of Morton, 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
3.4 (md), minor
Local time
UTC
1981-02-14 06:53:18 UTC
Depth
11.3 km (7.0 mi), shallow
Epicenter
46.332° N, 122.230° 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 1.2 km horizontally, 2.3 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
97°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 136 in the 60 days after this one and 44 in the 30 days before it.

After

  1. 1.723 km S of Morton, Washington · 16656 days ago · 8 km deep · 1 km away
  2. 2.925 km S of Morton, Washington · 16656 days ago · 10 km deep · 0 km away
  3. 1.522 km S of Morton, Washington · 16656 days ago · 8 km deep · 3 km away
  4. 2.421 km S of Morton, Washington · 16656 days ago · 4 km deep · 3 km away
  5. 1.822 km S of Morton, Washington · 16656 days ago · 8 km deep · 3 km away
  6. 1.822 km S of Morton, Washington · 16656 days ago · 7 km deep · 3 km away
  7. 1.922 km S of Morton, Washington · 16656 days ago · 10 km deep · 3 km away
  8. 1.923 km S of Morton, Washington · 16656 days ago · 8 km deep · 2 km away
  9. 3.822 km S of Morton, Washington · 16656 days ago · 10 km deep · 3 km away
  10. 1.822 km S of Morton, Washington · 16656 days ago · 10 km deep · 3 km away
  11. 1.722 km S of Morton, Washington · 16656 days ago · 10 km deep · 3 km away
  12. 1.624 km S of Morton, Washington · 16656 days ago · 10 km deep · 1 km away
  13. 1.922 km S of Morton, Washington · 16656 days ago · 6 km deep · 3 km away
  14. 1.524 km S of Morton, Washington · 16656 days ago · 8 km deep · 1 km away
  15. 2.822 km S of Morton, Washington · 16656 days ago · 8 km deep · 3 km away
  16. 1.622 km S of Morton, Washington · 16656 days ago · 10 km deep · 3 km away
  17. 1.522 km S of Morton, Washington · 16656 days ago · 8 km deep · 3 km away
  18. 2.025 km S of Morton, Washington · 16656 days ago · 10 km deep · 0 km away
  19. 1.724 km S of Morton, Washington · 16656 days ago · 7 km deep · 1 km away
  20. 3.0Washington · 16656 days ago · 7 km deep · 0 km away
  21. 1.722 km S of Morton, Washington · 16656 days ago · 9 km deep · 3 km away
  22. 1.924 km S of Morton, Washington · 16656 days ago · 7 km deep · 1 km away
  23. 2.1Washington · 16656 days ago · 8 km deep · 1 km away
  24. 2.122 km S of Morton, Washington · 16656 days ago · 7 km deep · 3 km away
  25. 2.021 km S of Morton, Washington · 16656 days ago · 8 km deep · 3 km away
  26. 3.023 km S of Morton, Washington · 16656 days ago · 9 km deep · 2 km away
  27. 2.323 km S of Morton, Washington · 16656 days ago · 7 km deep · 2 km away
  28. 2.225 km S of Morton, Washington · 16656 days ago · 8 km deep · 0 km away
  29. 3.824 km S of Morton, Washington · 16656 days ago · 7 km deep · 1 km away
  30. 1.925 km S of Morton, Washington · 16656 days ago · 8 km deep · 0 km away
  31. 1.822 km S of Morton, Washington · 16656 days ago · 8 km deep · 3 km away
  32. 1.525 km S of Morton, Washington · 16655 days ago · 9 km deep · 0 km away
  33. 1.522 km S of Morton, Washington · 16655 days ago · 10 km deep · 3 km away
  34. 1.721 km S of Morton, Washington · 16655 days ago · 7 km deep · 4 km away
  35. 1.821 km S of Morton, Washington · 16655 days ago · 8 km deep · 4 km away
  36. 1.924 km S of Morton, Washington · 16655 days ago · 9 km deep · 1 km away
  37. 1.621 km S of Morton, Washington · 16655 days ago · 8 km deep · 4 km away
  38. 1.721 km S of Morton, Washington · 16655 days ago · 8 km deep · 4 km away
  39. 1.524 km S of Morton, Washington · 16655 days ago · 6 km deep · 1 km away
  40. 2.622 km S of Morton, Washington · 16655 days ago · 9 km deep · 3 km away
  41. 1.822 km S of Morton, Washington · 16655 days ago · 8 km deep · 3 km away
  42. 1.522 km S of Morton, Washington · 16655 days ago · 7 km deep · 3 km away
  43. 2.421 km S of Morton, Washington · 16655 days ago · 7 km deep · 3 km away
  44. 1.62 km ESE of Vancouver, Washington · 16655 days ago · 14 km deep · 84 km away
  45. 1.83 km ESE of Vancouver, Washington · 16655 days ago · 9 km deep · 84 km away
  46. 2.925 km S of Morton, Washington · 16655 days ago · 9 km deep · 0 km away
  47. 1.722 km S of Morton, Washington · 16654 days ago · 10 km deep · 2 km away
  48. 1.621 km S of Morton, Washington · 16654 days ago · 10 km deep · 4 km away
  49. 2.325 km S of Morton, Washington · 16654 days ago · 10 km deep · 0 km away
  50. 3.125 km S of Morton, Washington · 16654 days ago · 6 km deep · 1 km away
  51. 2.221 km S of Morton, Washington · 16654 days ago · 8 km deep · 4 km away
  52. 2.423 km S of Morton, Washington · 16654 days ago · 7 km deep · 2 km away
  53. 2.221 km S of Morton, Washington · 16653 days ago · 7 km deep · 4 km away
  54. 1.623 km S of Morton, Washington · 16652 days ago · 5 km deep · 2 km away
  55. 1.822 km S of Morton, Washington · 16652 days ago · 8 km deep · 3 km away
  56. 1.925 km S of Morton, Washington · 16652 days ago · 9 km deep · 0 km away
  57. 2.224 km S of Morton, Washington · 16652 days ago · 7 km deep · 1 km away
  58. 1.923 km S of Morton, Washington · 16651 days ago · 8 km deep · 2 km away
  59. 2.223 km S of Morton, Washington · 16651 days ago · 7 km deep · 2 km away
  60. 1.7Washington · 16651 days ago · 12 km deep · 1 km away

The first 60 of 136.

Before

  1. 3.523 km S of Morton, Washington · 16656 days ago · 9 km deep · 2 km away
  2. 2.023 km S of Morton, Washington · 16656 days ago · 7 km deep · 2 km away
  3. 2.022 km S of Morton, Washington · 16656 days ago · 7 km deep · 3 km away
  4. 2.125 km S of Morton, Washington · 16656 days ago · 7 km deep · 0 km away
  5. 1.823 km S of Morton, Washington · 16656 days ago · 6 km deep · 2 km away
  6. 2.422 km S of Morton, Washington · 16656 days ago · 6 km deep · 3 km away
  7. 2.522 km S of Morton, Washington · 16656 days ago · 9 km deep · 3 km away
  8. 2.225 km S of Morton, Washington · 16656 days ago · 6 km deep · 0 km away
  9. 3.825 km S of Morton, Washington · 16656 days ago · 8 km deep · 0 km away
  10. 5.223 km S of Morton, Washington · 16656 days ago · 6 km deep · 2 km away
  11. 1.925 km SSE of Morton, Washington · 16659 days ago · 2 km deep · 2 km away
  12. 2.526 km S of Morton, Washington · 16659 days ago · 2 km deep · 2 km away
  13. 2.434 km NNE of Amboy, Washington · 16663 days ago · -1 km deep · 17 km away
  14. 1.814 km SW of Alder, Washington · 16665 days ago · 20 km deep · 45 km away
  15. 2.629 km NNE of Amboy, Washington · 16665 days ago · 10 km deep · 21 km away
  16. 2.342 km NE of Amboy, Washington · 16665 days ago · 6 km deep · 19 km away
  17. 2.637 km NNE of Amboy, Washington · 16665 days ago · -1 km deep · 15 km away
  18. 2.638 km NNE of Amboy, Washington · 16665 days ago · -1 km deep · 15 km away
  19. 2.738 km NNE of Amboy, Washington · 16665 days ago · -1 km deep · 14 km away
  20. 2.637 km SSE of Morton, Washington · 16665 days ago · 0 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10100308 (also filed as usp0001c5z). Read Tue, Sep 22, 2026, 2:15 PM UTC.