Washington earthquakes

M1.5 earthquake 22 km S of Morton, Washington

A magnitude 1.5 earthquake struck 22 km S of Morton, Washington on Sat, Feb 14, 1981, 8:03 PM PST (04:03 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M1.7 21 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
1.5 (md), micro
Local time
UTC
1981-02-15 04:03:00 UTC
Depth
10.3 km (6.4 mi), shallow
Epicenter
46.355° N, 122.245° 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, 0.8 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
77°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 103 in the 60 days after this one and 76 in the 30 days before it.

After

  1. 1.721 km S of Morton, Washington · 16655 days ago · 7 km deep · 1 km away
  2. 1.821 km S of Morton, Washington · 16655 days ago · 8 km deep · 1 km away
  3. 1.924 km S of Morton, Washington · 16654 days ago · 9 km deep · 2 km away
  4. 1.621 km S of Morton, Washington · 16654 days ago · 8 km deep · 1 km away
  5. 1.721 km S of Morton, Washington · 16654 days ago · 8 km deep · 2 km away
  6. 1.524 km S of Morton, Washington · 16654 days ago · 6 km deep · 2 km away
  7. 2.622 km S of Morton, Washington · 16654 days ago · 9 km deep · 0 km away
  8. 1.822 km S of Morton, Washington · 16654 days ago · 8 km deep · 0 km away
  9. 1.522 km S of Morton, Washington · 16654 days ago · 7 km deep · 0 km away
  10. 2.421 km S of Morton, Washington · 16654 days ago · 7 km deep · 1 km away
  11. 1.62 km ESE of Vancouver, Washington · 16654 days ago · 14 km deep · 86 km away
  12. 1.83 km ESE of Vancouver, Washington · 16654 days ago · 9 km deep · 86 km away
  13. 2.925 km S of Morton, Washington · 16654 days ago · 9 km deep · 3 km away
  14. 1.722 km S of Morton, Washington · 16654 days ago · 10 km deep · 0 km away
  15. 1.621 km S of Morton, Washington · 16654 days ago · 10 km deep · 1 km away
  16. 2.325 km S of Morton, Washington · 16653 days ago · 10 km deep · 3 km away
  17. 3.125 km S of Morton, Washington · 16653 days ago · 6 km deep · 3 km away
  18. 2.221 km S of Morton, Washington · 16653 days ago · 8 km deep · 1 km away
  19. 2.423 km S of Morton, Washington · 16653 days ago · 7 km deep · 1 km away
  20. 2.221 km S of Morton, Washington · 16652 days ago · 7 km deep · 2 km away
  21. 1.623 km S of Morton, Washington · 16651 days ago · 5 km deep · 2 km away
  22. 1.822 km S of Morton, Washington · 16651 days ago · 8 km deep · 0 km away
  23. 1.925 km S of Morton, Washington · 16651 days ago · 9 km deep · 2 km away
  24. 2.224 km S of Morton, Washington · 16651 days ago · 7 km deep · 2 km away
  25. 1.923 km S of Morton, Washington · 16651 days ago · 8 km deep · 1 km away
  26. 2.223 km S of Morton, Washington · 16650 days ago · 7 km deep · 1 km away
  27. 1.7Washington · 16650 days ago · 12 km deep · 2 km away
  28. 2.122 km S of Morton, Washington · 16650 days ago · 8 km deep · 0 km away
  29. 2.424 km S of Morton, Washington · 16649 days ago · 7 km deep · 2 km away
  30. 2.122 km S of Morton, Washington · 16649 days ago · 7 km deep · 1 km away
  31. 1.523 km S of Morton, Washington · 16649 days ago · 10 km deep · 1 km away
  32. 2.324 km S of Morton, Washington · 16649 days ago · 8 km deep · 2 km away
  33. 2.524 km S of Morton, Washington · 16648 days ago · 8 km deep · 1 km away
  34. 2.121 km S of Morton, Washington · 16648 days ago · 8 km deep · 1 km away
  35. 1.919 km S of Morton, Washington · 16648 days ago · 10 km deep · 3 km away
  36. 1.924 km S of Morton, Washington · 16647 days ago · 9 km deep · 1 km away
  37. 1.824 km S of Morton, Washington · 16647 days ago · 9 km deep · 2 km away
  38. 2.124 km S of Morton, Washington · 16647 days ago · 9 km deep · 2 km away
  39. 1.722 km S of Morton, Washington · 16646 days ago · 9 km deep · 1 km away
  40. 2.022 km S of Morton, Washington · 16643 days ago · 7 km deep · 0 km away
  41. 2.018 km S of Morton, Washington · 16643 days ago · 4 km deep · 5 km away
  42. 2.123 km S of Morton, Washington · 16642 days ago · 6 km deep · 1 km away
  43. 1.722 km S of Morton, Washington · 16642 days ago · 8 km deep · 0 km away
  44. 2.523 km S of Morton, Washington · 16641 days ago · 6 km deep · 1 km away
  45. 1.823 km S of Morton, Washington · 16641 days ago · 6 km deep · 1 km away
  46. 1.521 km S of Morton, Washington · 16641 days ago · 10 km deep · 2 km away
  47. 1.823 km S of Morton, Washington · 16640 days ago · 7 km deep · 1 km away
  48. 2.123 km S of Morton, Washington · 16639 days ago · 6 km deep · 1 km away
  49. 1.822 km S of Morton, Washington · 16639 days ago · 11 km deep · 0 km away
  50. 1.624 km S of Morton, Washington · 16638 days ago · 7 km deep · 2 km away
  51. 1.721 km S of Morton, Washington · 16637 days ago · 8 km deep · 1 km away
  52. 1.523 km S of Morton, Washington · 16636 days ago · 8 km deep · 1 km away
  53. 1.921 km S of Morton, Washington · 16635 days ago · 8 km deep · 1 km away
  54. 2.121 km S of Morton, Washington · 16632 days ago · 8 km deep · 1 km away
  55. 2.220 km S of Morton, Washington · 16629 days ago · 6 km deep · 3 km away
  56. 2.022 km S of Morton, Washington · 16629 days ago · 10 km deep · 0 km away
  57. 2.026 km S of Morton, Washington · 16624 days ago · 13 km deep · 4 km away
  58. 2.122 km S of Morton, Washington · 16621 days ago · 11 km deep · 1 km away
  59. 1.838 km NE of Amboy, Washington · 16621 days ago · 7 km deep · 24 km away
  60. 1.734 km NNE of Amboy, Washington · 16614 days ago · 1 km deep · 20 km away

The first 60 of 103.

Before

  1. 1.525 km S of Morton, Washington · 16655 days ago · 9 km deep · 3 km away
  2. 1.822 km S of Morton, Washington · 16655 days ago · 8 km deep · 1 km away
  3. 1.925 km S of Morton, Washington · 16655 days ago · 8 km deep · 3 km away
  4. 3.824 km S of Morton, Washington · 16655 days ago · 7 km deep · 2 km away
  5. 2.225 km S of Morton, Washington · 16655 days ago · 8 km deep · 3 km away
  6. 2.323 km S of Morton, Washington · 16655 days ago · 7 km deep · 1 km away
  7. 3.023 km S of Morton, Washington · 16655 days ago · 9 km deep · 1 km away
  8. 2.021 km S of Morton, Washington · 16655 days ago · 8 km deep · 1 km away
  9. 2.122 km S of Morton, Washington · 16655 days ago · 7 km deep · 1 km away
  10. 2.1Washington · 16655 days ago · 8 km deep · 2 km away
  11. 1.924 km S of Morton, Washington · 16655 days ago · 7 km deep · 1 km away
  12. 1.722 km S of Morton, Washington · 16655 days ago · 9 km deep · 1 km away
  13. 3.0Washington · 16655 days ago · 7 km deep · 3 km away
  14. 1.724 km S of Morton, Washington · 16655 days ago · 7 km deep · 2 km away
  15. 2.025 km S of Morton, Washington · 16655 days ago · 10 km deep · 3 km away
  16. 1.522 km S of Morton, Washington · 16655 days ago · 8 km deep · 1 km away
  17. 1.622 km S of Morton, Washington · 16655 days ago · 10 km deep · 0 km away
  18. 2.822 km S of Morton, Washington · 16655 days ago · 8 km deep · 1 km away
  19. 1.524 km S of Morton, Washington · 16655 days ago · 8 km deep · 2 km away
  20. 1.922 km S of Morton, Washington · 16655 days ago · 6 km deep · 0 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10106643. Read Mon, Sep 21, 2026, 6:56 PM UTC.