Washington earthquakes

M2.0 earthquake 23 km S of Morton, Washington

A magnitude 2.0 earthquake struck 23 km S of Morton, Washington on Fri, May 1, 1981, 11:00 AM PDT (18:00 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M2.1 22 km ESE of Packwood, 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
2.0 (md), micro
Local time
UTC
1981-05-01 18:00:56 UTC
Depth
8.5 km (5.3 mi), shallow
Epicenter
46.351° N, 122.246° 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, 0.4 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
80°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 71 in the 60 days after this one and 49 in the 30 days before it.

After

  1. 1.824 km S of Morton, Washington · 16578 days ago · 8 km deep · 2 km away
  2. 2.122 km ESE of Packwood, Washington · 16576 days ago · 11 km deep · 69 km away
  3. 2.137 km SSE of Morton, Washington · 16576 days ago · 10 km deep · 19 km away
  4. 1.712 km ESE of Carbonado, Washington · 16576 days ago · 16 km deep · 81 km away
  5. 1.734 km NE of Amboy, Washington · 16576 days ago · 5 km deep · 28 km away
  6. 1.924 km S of Morton, Washington · 16569 days ago · 11 km deep · 2 km away
  7. 1.537 km SSE of Morton, Washington · 16568 days ago · 10 km deep · 18 km away
  8. 2.724 km S of Morton, Washington · 16568 days ago · 10 km deep · 2 km away
  9. 4.521 km S of Morton, Washington · 16568 days ago · 9 km deep · 1 km away
  10. 3.021 km S of Morton, Washington · 16568 days ago · 9 km deep · 1 km away
  11. 1.524 km S of Morton, Washington · 16565 days ago · 11 km deep · 2 km away
  12. 1.622 km S of Morton, Washington · 16565 days ago · 7 km deep · 1 km away
  13. 1.55 km N of La Center, Washington · 16557 days ago · 16 km deep · 59 km away
  14. 1.522 km S of Morton, Washington · 16554 days ago · 8 km deep · 1 km away
  15. 1.538 km S of Morton, Washington · 16554 days ago · -1 km deep · 16 km away
  16. 3.221 km S of Morton, Washington · 16553 days ago · 9 km deep · 2 km away
  17. 1.621 km S of Morton, Washington · 16553 days ago · 9 km deep · 2 km away
  18. 1.97 km NW of Cathlamet, Washington · 16553 days ago · -1 km deep · 94 km away
  19. 4.622 km ESE of Packwood, Washington · 16552 days ago · 2 km deep · 68 km away
  20. 1.823 km ESE of Packwood, Washington · 16552 days ago · 1 km deep · 69 km away
  21. 5.023 km ESE of Packwood, Washington · 16552 days ago · 2 km deep · 68 km away
  22. 1.522 km ESE of Packwood, Washington · 16552 days ago · 1 km deep · 68 km away
  23. 1.611 km N of Packwood, Washington · 16552 days ago · -2 km deep · 59 km away
  24. 2.422 km ESE of Packwood, Washington · 16552 days ago · 1 km deep · 68 km away
  25. 1.622 km ESE of Packwood, Washington · 16552 days ago · 1 km deep · 68 km away
  26. 1.921 km ESE of Packwood, Washington · 16552 days ago · 1 km deep · 68 km away
  27. 1.822 km ESE of Packwood, Washington · 16552 days ago · 3 km deep · 68 km away
  28. 1.721 km ESE of Packwood, Washington · 16552 days ago · 3 km deep · 68 km away
  29. 2.924 km ESE of Packwood, Washington · 16551 days ago · 7 km deep · 69 km away
  30. 1.722 km ESE of Packwood, Washington · 16550 days ago · 5 km deep · 68 km away
  31. 2.023 km ESE of Packwood, Washington · 16546 days ago · 5 km deep · 69 km away
  32. 1.738 km NNE of Amboy, Washington · 16546 days ago · -1 km deep · 16 km away
  33. 2.139 km NNE of Amboy, Washington · 16545 days ago · -1 km deep · 16 km away
  34. 1.6Washington · 16545 days ago · -1 km deep · 52 km away
  35. 1.929 km SW of Packwood, Washington · 16545 days ago · 0 km deep · 25 km away
  36. 1.621 km S of Morton, Washington · 16545 days ago · 10 km deep · 1 km away
  37. 2.138 km NNE of Amboy, Washington · 16544 days ago · -1 km deep · 17 km away
  38. 2.324 km S of Morton, Washington · 16544 days ago · 8 km deep · 1 km away
  39. 2.023 km ESE of Packwood, Washington · 16543 days ago · 5 km deep · 69 km away
  40. 2.022 km ESE of Packwood, Washington · 16542 days ago · 5 km deep · 69 km away
  41. 1.639 km NNE of Amboy, Washington · 16539 days ago · 0 km deep · 16 km away
  42. 1.721 km ENE of Ashford, Washington · 16539 days ago · 3 km deep · 65 km away
  43. 1.738 km NNE of Amboy, Washington · 16538 days ago · -1 km deep · 17 km away
  44. 1.638 km NNE of Amboy, Washington · 16536 days ago · -1 km deep · 17 km away
  45. 1.838 km S of Morton, Washington · 16535 days ago · 2 km deep · 16 km away
  46. 1.839 km SSE of Morton, Washington · 16535 days ago · -1 km deep · 17 km away
  47. 2.338 km NNE of Amboy, Washington · 16534 days ago · -1 km deep · 17 km away
  48. 1.620 km S of Morton, Washington · 16534 days ago · 8 km deep · 3 km away
  49. 2.524 km S of Morton, Washington · 16534 days ago · 8 km deep · 2 km away
  50. 2.538 km NNE of Amboy, Washington · 16533 days ago · -1 km deep · 17 km away
  51. 1.738 km NNE of Amboy, Washington · 16533 days ago · -1 km deep · 16 km away
  52. 2.138 km NNE of Amboy, Washington · 16533 days ago · 1 km deep · 17 km away
  53. 2.023 km ESE of Packwood, Washington · 16532 days ago · 6 km deep · 69 km away
  54. 1.738 km NNE of Amboy, Washington · 16532 days ago · -1 km deep · 17 km away
  55. 1.538 km NNE of Amboy, Washington · 16532 days ago · -1 km deep · 16 km away
  56. 1.622 km ENE of Ashford, Washington · 16532 days ago · 1 km deep · 66 km away
  57. 1.938 km NNE of Amboy, Washington · 16532 days ago · -1 km deep · 17 km away
  58. 2.238 km NNE of Amboy, Washington · 16531 days ago · 0 km deep · 16 km away
  59. 1.737 km NNE of Amboy, Washington · 16531 days ago · -1 km deep · 16 km away
  60. 2.238 km S of Morton, Washington · 16531 days ago · 0 km deep · 15 km away

The first 60 of 71.

Before

  1. 1.638 km NNE of Amboy, Washington · 16579 days ago · -1 km deep · 17 km away
  2. 3.121 km S of Morton, Washington · 16579 days ago · 10 km deep · 2 km away
  3. 2.023 km S of Morton, Washington · 16580 days ago · 8 km deep · 1 km away
  4. 2.621 km S of Morton, Washington · 16581 days ago · 10 km deep · 2 km away
  5. 1.9Washington-Oregon border region · 16587 days ago · 6 km deep · 71 km away
  6. 1.717 km E of Packwood, Washington · 16589 days ago · 6 km deep · 69 km away
  7. 1.530 km NNE of Amboy, Washington · 16590 days ago · 11 km deep · 21 km away
  8. 1.712 km SSW of Trout Lake, Washington · 16590 days ago · -1 km deep · 73 km away
  9. 2.021 km S of Morton, Washington · 16592 days ago · 10 km deep · 2 km away
  10. 2.123 km S of Morton, Washington · 16593 days ago · 11 km deep · 0 km away
  11. 1.831 km S of Morton, Washington · 16596 days ago · 3 km deep · 8 km away
  12. 1.734 km S of Morton, Washington · 16596 days ago · -1 km deep · 12 km away
  13. 1.731 km S of Morton, Washington · 16596 days ago · 2 km deep · 8 km away
  14. 2.423 km S of Morton, Washington · 16596 days ago · 8 km deep · 1 km away
  15. 1.937 km NNE of Amboy, Washington · 16597 days ago · 0 km deep · 18 km away
  16. 2.322 km S of Morton, Washington · 16599 days ago · 9 km deep · 1 km away
  17. 1.637 km NNE of Amboy, Washington · 16599 days ago · -1 km deep · 18 km away
  18. 2.039 km NNE of Amboy, Washington · 16600 days ago · -1 km deep · 16 km away
  19. 1.636 km NNE of Amboy, Washington · 16600 days ago · -1 km deep · 19 km away
  20. 1.938 km NNE of Amboy, Washington · 16600 days ago · 0 km deep · 17 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10098668. Read Mon, Sep 21, 2026, 7:42 PM UTC.