Washington earthquakes

M2.1 earthquake 38 km NNE of Amboy, Washington

A magnitude 2.1 earthquake struck 38 km NNE of Amboy, Washington on Mon, Oct 20, 1986, 10:23 AM PDT (17:23 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.3 38 km NNE 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
2.1 (md), micro
Local time
UTC
1986-10-20 17:23:23 UTC
Depth
-0.1 km (-0.1 mi), shallow
Epicenter
46.202° N, 122.187° 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, 0.3 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
60°
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: 125 in the 60 days after this one and 62 in the 30 days before it.

After

  1. 2.338 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  2. 2.038 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  3. 1.638 km NNE of Amboy, Washington · 14582 days ago · -1 km deep · 0 km away
  4. 3.037 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  5. 1.538 km NNE of Amboy, Washington · 14581 days ago · -1 km deep · 0 km away
  6. 3.138 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  7. 2.638 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  8. 3.138 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  9. 2.837 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  10. 2.038 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  11. 1.738 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  12. 2.637 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  13. 3.137 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  14. 2.438 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  15. 2.537 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  16. 3.137 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  17. 2.538 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  18. 3.037 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  19. 3.038 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  20. 2.037 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  21. 3.237 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  22. 3.138 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  23. 3.238 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  24. 2.337 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  25. 1.838 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  26. 2.837 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  27. 1.738 km NNE of Amboy, Washington · 14581 days ago · -1 km deep · 0 km away
  28. 3.038 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  29. 1.538 km NNE of Amboy, Washington · 14581 days ago · -1 km deep · 0 km away
  30. 2.337 km NNE of Amboy, Washington · 14581 days ago · -1 km deep · 0 km away
  31. 3.037 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  32. 2.138 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  33. 2.837 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  34. 2.638 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  35. 2.838 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  36. 3.137 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  37. 2.438 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  38. 2.737 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  39. 1.537 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  40. 2.738 km NNE of Amboy, Washington · 14581 days ago · 0 km deep · 0 km away
  41. 3.037 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  42. 3.137 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  43. 2.037 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  44. 2.437 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  45. 3.238 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  46. 2.537 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  47. 2.438 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  48. 3.138 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  49. 1.938 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  50. 1.838 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  51. 3.038 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  52. 1.938 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 1 km away
  53. 1.537 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  54. 3.038 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  55. 1.737 km NNE of Amboy, Washington · 14580 days ago · 1 km deep · 1 km away
  56. 1.837 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 1 km away
  57. 2.038 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 1 km away
  58. 2.038 km NNE of Amboy, Washington · 14580 days ago · -1 km deep · 1 km away
  59. 2.437 km NNE of Amboy, Washington · 14580 days ago · 0 km deep · 0 km away
  60. 2.138 km NNE of Amboy, Washington · 14580 days ago · -2 km deep · 1 km away

The first 60 of 125.

Before

  1. 2.938 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  2. 2.537 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  3. 1.938 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  4. 2.537 km NNE of Amboy, Washington · 14582 days ago · -1 km deep · 0 km away
  5. 2.738 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  6. 2.338 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  7. 1.938 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  8. 2.538 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  9. 1.838 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  10. 2.238 km NNE of Amboy, Washington · 14582 days ago · 0 km deep · 0 km away
  11. 2.337 km NNE of Amboy, Washington · 14582 days ago · 1 km deep · 0 km away
  12. 1.738 km NNE of Amboy, Washington · 14582 days ago · -1 km deep · 0 km away
  13. 2.938 km NNE of Amboy, Washington · 14583 days ago · -1 km deep · 0 km away
  14. 2.738 km NNE of Amboy, Washington · 14583 days ago · 0 km deep · 0 km away
  15. 1.638 km NNE of Amboy, Washington · 14583 days ago · 0 km deep · 0 km away
  16. 2.538 km NNE of Amboy, Washington · 14583 days ago · -1 km deep · 0 km away
  17. 1.638 km NNE of Amboy, Washington · 14584 days ago · 0 km deep · 0 km away
  18. 1.538 km NNE of Amboy, Washington · 14584 days ago · -1 km deep · 0 km away
  19. 1.538 km NNE of Amboy, Washington · 14584 days ago · -1 km deep · 0 km away
  20. 1.537 km NNE of Amboy, Washington · 14584 days ago · 0 km deep · 1 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10219488. Read Tue, Sep 22, 2026, 6:58 AM UTC.