Washington earthquakes

M1.7 earthquake 22 km S of Morton, Washington

A magnitude 1.7 earthquake struck 22 km S of Morton, Washington on Wed, Feb 17, 1982, 12:41 AM PST (08:41 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.1 24 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
1.7 (md), micro
Local time
UTC
1982-02-17 08:41:45 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
46.359° N, 122.248° 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, 0.6 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
81°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.124 km ESE of Packwood, Washington · 16287 days ago · 2 km deep · 69 km away
  2. 2.323 km S of Morton, Washington · 16282 days ago · 6 km deep · 2 km away
  3. 1.75 km W of La Grande, Washington · 16282 days ago · 6 km deep · 54 km away
  4. 1.938 km S of Morton, Washington · 16281 days ago · -1 km deep · 17 km away
  5. 4.423 km S of Morton, Washington · 16277 days ago · 10 km deep · 2 km away
  6. 2.723 km S of Morton, Washington · 16277 days ago · 10 km deep · 2 km away
  7. 1.823 km S of Morton, Washington · 16277 days ago · 10 km deep · 1 km away
  8. 1.923 km SSE of Packwood, Washington · 16277 days ago · 3 km deep · 53 km away
  9. 2.024 km S of Morton, Washington · 16276 days ago · 10 km deep · 2 km away
  10. 1.823 km S of Morton, Washington · 16276 days ago · 10 km deep · 2 km away
  11. 1.615 km E of Wilkeson, Washington · 16276 days ago · 7 km deep · 87 km away
  12. 2.12 km NE of Amboy, Washington · 16275 days ago · 11 km deep · 50 km away
  13. 1.524 km S of Morton, Washington · 16275 days ago · 10 km deep · 2 km away
  14. 1.823 km S of Morton, Washington · 16275 days ago · 11 km deep · 2 km away
  15. 1.923 km S of Morton, Washington · 16275 days ago · 10 km deep · 1 km away
  16. 2.18 km E of Ashford, Washington · 16274 days ago · 6 km deep · 52 km away
  17. 2.624 km S of Morton, Washington · 16272 days ago · 10 km deep · 2 km away
  18. 2.43 km NE of Mineral, Washington · 16268 days ago · 16 km deep · 42 km away
  19. 1.538 km S of Morton, Washington · 16267 days ago · -1 km deep · 16 km away
  20. 1.638 km NNE of Amboy, Washington · 16265 days ago · -1 km deep · 17 km away
  21. 1.94 km SW of Crocker, Washington · 16265 days ago · 71 km deep · 77 km away
  22. 1.538 km NNE of Amboy, Washington · 16265 days ago · -1 km deep · 17 km away
  23. 1.938 km NNE of Amboy, Washington · 16264 days ago · -1 km deep · 18 km away
  24. 1.538 km NNE of Amboy, Washington · 16263 days ago · -1 km deep · 18 km away
  25. 1.737 km NNE of Amboy, Washington · 16263 days ago · -1 km deep · 18 km away
  26. 1.738 km NNE of Amboy, Washington · 16263 days ago · -1 km deep · 18 km away
  27. 2.038 km NNE of Amboy, Washington · 16263 days ago · -1 km deep · 18 km away
  28. 2.637 km NNE of Amboy, Washington · 16262 days ago · -1 km deep · 18 km away
  29. 1.718 km S of Morton, Washington · 16262 days ago · 12 km deep · 3 km away
  30. 2.122 km S of Morton, Washington · 16262 days ago · 10 km deep · 0 km away
  31. 1.638 km NNE of Amboy, Washington · 16261 days ago · -1 km deep · 18 km away
  32. 1.838 km S of Morton, Washington · 16261 days ago · -1 km deep · 17 km away
  33. 1.838 km NNE of Amboy, Washington · 16260 days ago · -1 km deep · 18 km away
  34. 1.638 km NNE of Amboy, Washington · 16260 days ago · -1 km deep · 17 km away
  35. 1.538 km NNE of Amboy, Washington · 16260 days ago · -1 km deep · 17 km away
  36. 1.537 km NNE of Amboy, Washington · 16260 days ago · -1 km deep · 18 km away
  37. 1.738 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  38. 1.838 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  39. 2.611 km E of Yacolt, Washington · 16259 days ago · 7 km deep · 57 km away
  40. 1.638 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  41. 2.238 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  42. 1.938 km NNE of Amboy, Washington · 16259 days ago · 0 km deep · 18 km away
  43. 2.138 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  44. 1.937 km NNE of Amboy, Washington · 16259 days ago · 0 km deep · 18 km away
  45. 2.638 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  46. 1.538 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  47. 1.638 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 17 km away
  48. 2.138 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  49. 2.337 km NNE of Amboy, Washington · 16259 days ago · 0 km deep · 19 km away
  50. 1.838 km NNE of Amboy, Washington · 16259 days ago · 0 km deep · 18 km away
  51. 2.438 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  52. 1.638 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 17 km away
  53. 1.638 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 17 km away
  54. 1.538 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  55. 2.338 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  56. 1.838 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  57. 2.338 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  58. 2.238 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  59. 2.338 km NNE of Amboy, Washington · 16259 days ago · -1 km deep · 18 km away
  60. 2.437 km NNE of Amboy, Washington · 16258 days ago · -1 km deep · 18 km away

The first 60 of 110.

Before

  1. 1.89 km NNW of Packwood, Washington · 16297 days ago · 2 km deep · 55 km away
  2. 2.313 km SSE of Morton, Washington · 16298 days ago · 3 km deep · 10 km away
  3. 1.814 km NNE of Ashford, Washington · 16298 days ago · 7 km deep · 62 km away
  4. 1.915 km NE of Ashford, Washington · 16300 days ago · 4 km deep · 62 km away
  5. 2.124 km ESE of Packwood, Washington · 16308 days ago · -1 km deep · 69 km away
  6. 2.120 km S of Morton, Washington · 16310 days ago · 7 km deep · 2 km away
  7. 3.223 km ESE of Packwood, Washington · 16314 days ago · 2 km deep · 70 km away
  8. 2.925 km S of Morton, Washington · 16314 days ago · 8 km deep · 3 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10128613. Read Wed, Sep 23, 2026, 12:33 PM UTC.