Washington earthquakes

M1.6 earthquake 32 km NE of Amboy, Washington

A magnitude 1.6 earthquake struck 32 km NE of Amboy, Washington on Thu, Feb 27, 1986, 5:34 AM PST (13:34 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M1.9 33 km NE of Amboy, Washington. This one was a foreshock.

Amboy 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
1.6 (md), micro
Local time
UTC
1986-02-27 13:34:49 UTC
Depth
3.4 km (2.1 mi), shallow
Epicenter
46.103° N, 122.123° 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 0.4 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
143°
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: 38 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.933 km NE of Amboy, Washington · 14815 days ago · 5 km deep · 0 km away
  2. 1.738 km NNE of Amboy, Washington · 14813 days ago · -1 km deep · 12 km away
  3. 1.838 km NNE of Amboy, Washington · 14811 days ago · -2 km deep · 12 km away
  4. 2.638 km NNE of Amboy, Washington · 14809 days ago · -2 km deep · 13 km away
  5. 2.437 km NNE of Amboy, Washington · 14806 days ago · -1 km deep · 12 km away
  6. 3.14 km NE of Amboy, Washington · 14805 days ago · 13 km deep · 29 km away
  7. 1.833 km NE of Amboy, Washington · 14804 days ago · 3 km deep · 1 km away
  8. 1.95 km SW of La Grande, Washington · 14802 days ago · -1 km deep · 80 km away
  9. 1.538 km NNE of Amboy, Washington · 14801 days ago · -2 km deep · 12 km away
  10. 1.57 km NE of Government Camp, Oregon · 14799 days ago · 3 km deep · 89 km away
  11. 1.538 km NNE of Amboy, Washington · 14797 days ago · -1 km deep · 12 km away
  12. 1.86 km SSW of Morton, Washington · 14793 days ago · 19 km deep · 48 km away
  13. 1.6Washington · 14791 days ago · 4 km deep · 72 km away
  14. 1.53 km WNW of Ashford, Washington · 14785 days ago · 25 km deep · 74 km away
  15. 1.537 km NNE of Amboy, Washington · 14773 days ago · -1 km deep · 12 km away
  16. 1.738 km NNE of Amboy, Washington · 14773 days ago · -1 km deep · 12 km away
  17. 2.739 km NNE of Amboy, Washington · 14770 days ago · -1 km deep · 13 km away
  18. 1.838 km NNE of Amboy, Washington · 14769 days ago · -2 km deep · 12 km away
  19. 2.438 km NNE of Amboy, Washington · 14769 days ago · -1 km deep · 13 km away
  20. 2.538 km NNE of Amboy, Washington · 14768 days ago · -1 km deep · 13 km away
  21. 1.737 km NNE of Amboy, Washington · 14767 days ago · -2 km deep · 13 km away
  22. 1.95 km ESE of Mossyrock, Washington · 14767 days ago · 18 km deep · 52 km away
  23. 2.038 km NNE of Amboy, Washington · 14766 days ago · -1 km deep · 13 km away
  24. 1.538 km NNE of Amboy, Washington · 14766 days ago · 1 km deep · 12 km away
  25. 1.538 km NNE of Amboy, Washington · 14766 days ago · 1 km deep · 12 km away
  26. 1.837 km NNE of Amboy, WA · 14765 days ago · -1 km deep · 11 km away
  27. 1.536 km NNE of Amboy, Washington · 14765 days ago · 1 km deep · 11 km away
  28. 1.938 km NNE of Amboy, Washington · 14765 days ago · -1 km deep · 12 km away
  29. 1.838 km NNE of Amboy, Washington · 14765 days ago · -1 km deep · 12 km away
  30. 1.536 km NNE of Amboy, Washington · 14765 days ago · 1 km deep · 11 km away
  31. 1.938 km NNE of Amboy, Washington · 14765 days ago · -1 km deep · 12 km away
  32. 1.638 km NNE of Amboy, Washington · 14765 days ago · -1 km deep · 12 km away
  33. 2.038 km NNE of Amboy, Washington · 14764 days ago · 1 km deep · 13 km away
  34. 1.538 km NNE of Amboy, Washington · 14763 days ago · -2 km deep · 12 km away
  35. 1.73 km N of Woodland, Washington · 14761 days ago · 14 km deep · 51 km away
  36. 2.237 km NNE of Amboy, Washington · 14761 days ago · 0 km deep · 12 km away
  37. 2.838 km NNE of Amboy, Washington · 14759 days ago · -2 km deep · 13 km away
  38. 1.938 km NNE of Amboy, Washington · 14758 days ago · -1 km deep · 12 km away

Before

  1. 2.138 km NNE of Amboy, Washington · 14827 days ago · -1 km deep · 12 km away
  2. 1.838 km NNE of Amboy, Washington · 14834 days ago · -2 km deep · 12 km away
  3. 1.56 km ENE of Government Camp, Oregon · 14835 days ago · 2 km deep · 93 km away
  4. 1.638 km NNE of Amboy, Washington · 14841 days ago · -2 km deep · 13 km away
  5. 1.638 km NNE of Amboy, Washington · 14843 days ago · -2 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10203603. Read Tue, Sep 22, 2026, 3:59 PM UTC.