Washington earthquakes

M1.7 earthquake 2 km ENE of Yacolt, Washington

A magnitude 1.7 earthquake struck 2 km ENE of Yacolt, Washington on Fri, May 9, 1986, 12:53 PM PDT (19:53 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M1.9 38 km NNE of Amboy, Washington. This one was a foreshock.

Yacolt 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
1.7 (md), micro
Local time
UTC
1986-05-09 19:53:22 UTC
Depth
-1.1 km (-0.7 mi), shallow
Epicenter
45.876° N, 122.373° 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 0.2 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
237°, poorly surrounded by stations
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 37 in the 60 days after this one and 82 in the 30 days before it.

After

  1. 1.938 km NNE of Amboy, Washington · 14746 days ago · 0 km deep · 39 km away
  2. 2.737 km NNE of Amboy, Washington · 14746 days ago · -1 km deep · 38 km away
  3. 2.137 km NNE of Amboy, Washington · 14745 days ago · -1 km deep · 39 km away
  4. 2.437 km NNE of Amboy, Washington · 14745 days ago · 0 km deep · 39 km away
  5. 1.937 km NNE of Amboy, Washington · 14745 days ago · 0 km deep · 39 km away
  6. 1.737 km NNE of Amboy, Washington · 14744 days ago · 0 km deep · 38 km away
  7. 1.937 km NNE of Amboy, Washington · 14744 days ago · 1 km deep · 38 km away
  8. 2.037 km NNE of Amboy, Washington · 14743 days ago · 0 km deep · 38 km away
  9. 1.837 km NNE of Amboy, Washington · 14743 days ago · 0 km deep · 38 km away
  10. 1.738 km NNE of Amboy, Washington · 14743 days ago · 0 km deep · 39 km away
  11. 1.937 km NNE of Amboy, Washington · 14743 days ago · 0 km deep · 39 km away
  12. 1.837 km NNE of Amboy, Washington · 14743 days ago · 0 km deep · 38 km away
  13. 2.037 km NNE of Amboy, Washington · 14743 days ago · 0 km deep · 39 km away
  14. 1.737 km NNE of Amboy, Washington · 14743 days ago · 0 km deep · 38 km away
  15. 1.837 km NNE of Amboy, Washington · 14742 days ago · 0 km deep · 38 km away
  16. 1.537 km NNE of Amboy, Washington · 14742 days ago · 0 km deep · 38 km away
  17. 1.5Washington · 14742 days ago · 16 km deep · 86 km away
  18. 1.737 km NNE of Amboy, Washington · 14742 days ago · -1 km deep · 38 km away
  19. 1.837 km NNE of Amboy, Washington · 14742 days ago · 0 km deep · 39 km away
  20. 1.837 km NNE of Amboy, Washington · 14742 days ago · 0 km deep · 38 km away
  21. 2.137 km NNE of Amboy, Washington · 14741 days ago · 0 km deep · 38 km away
  22. 1.937 km NNE of Amboy, Washington · 14741 days ago · 0 km deep · 38 km away
  23. 1.837 km NNE of Amboy, Washington · 14741 days ago · 0 km deep · 38 km away
  24. 1.637 km NNE of Amboy, Washington · 14741 days ago · 0 km deep · 39 km away
  25. 1.737 km NNE of Amboy, Washington · 14741 days ago · 0 km deep · 38 km away
  26. 1.738 km NNE of Amboy, Washington · 14740 days ago · -1 km deep · 39 km away
  27. 1.738 km NNE of Amboy, Washington · 14740 days ago · -1 km deep · 39 km away
  28. 1.738 km NNE of Amboy, Washington · 14740 days ago · -1 km deep · 39 km away
  29. 1.937 km NNE of Amboy, Washington · 14740 days ago · 0 km deep · 39 km away
  30. 1.938 km NNE of Amboy, Washington · 14740 days ago · -1 km deep · 39 km away
  31. 1.937 km NNE of Amboy, Washington · 14738 days ago · 0 km deep · 39 km away
  32. 2.27 km WNW of Morton, Washington · 14732 days ago · 9 km deep · 79 km away
  33. 1.83 km E of North Plains, Oregon · 14726 days ago · 26 km deep · 54 km away
  34. 1.824 km S of Morton, Washington · 14724 days ago · 7 km deep · 53 km away
  35. 1.719 km S of Morton, Washington · 14721 days ago · 11 km deep · 56 km away
  36. 2.238 km NNE of Amboy, Washington · 14696 days ago · 0 km deep · 39 km away
  37. 1.538 km NNE of Amboy, Washington · 14693 days ago · -2 km deep · 40 km away

Before

  1. 2.123 km S of Morton, Washington · 14746 days ago · 8 km deep · 53 km away
  2. 2.838 km NNE of Amboy, Washington · 14746 days ago · 0 km deep · 39 km away
  3. 1.737 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 38 km away
  4. 2.537 km NNE of Amboy, Washington · 14747 days ago · 1 km deep · 39 km away
  5. 1.737 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  6. 2.537 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  7. 2.937 km NNE of Amboy, Washington · 14747 days ago · 1 km deep · 39 km away
  8. 2.737 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  9. 2.237 km NNE of Amboy, Washington · 14747 days ago · 1 km deep · 38 km away
  10. 3.237 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  11. 2.137 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  12. 1.738 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  13. 1.638 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  14. 1.938 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  15. 2.038 km NNE of Amboy, Washington · 14747 days ago · 0 km deep · 39 km away
  16. 1.638 km NNE of Amboy, Washington · 14748 days ago · 0 km deep · 39 km away
  17. 1.938 km NNE of Amboy, Washington · 14748 days ago · 0 km deep · 39 km away
  18. 2.337 km NNE of Amboy, Washington · 14748 days ago · 0 km deep · 39 km away
  19. 1.538 km NNE of Amboy, Washington · 14748 days ago · 0 km deep · 39 km away
  20. 1.537 km NNE of Amboy, Washington · 14748 days ago · -1 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10210278. Read Tue, Sep 22, 2026, 4:04 PM UTC.