Washington earthquakes

M1.9 earthquake 6 km NNE of Packwood, Washington

A magnitude 1.9 earthquake struck 6 km NNE of Packwood, Washington on Sun, Sep 16, 1984, 6:03 PM PDT (01:03 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.1 7 km E of Kapowsin, 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
1.9 (md), micro
Local time
UTC
1984-09-17 01:03:44 UTC
Depth
5.7 km (3.5 mi), shallow
Epicenter
46.664° N, 121.649° 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, 0.5 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
100°
Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 59 in the 30 days before it.

After

  1. 2.17 km E of Kapowsin, Washington · 15345 days ago · 19 km deep · 51 km away
  2. 2.037 km NNE of Amboy, Washington · 15341 days ago · -1 km deep · 66 km away
  3. 2.13 km S of South Prairie, Washington · 15338 days ago · 7 km deep · 61 km away
  4. 2.214 km NNW of Naches, Washington · 15333 days ago · 12 km deep · 73 km away
  5. 1.837 km NNE of Amboy, Washington · 15331 days ago · 1 km deep · 66 km away
  6. 2.338 km NNE of Amboy, Washington · 15330 days ago · -2 km deep · 65 km away
  7. 1.913 km ENE of Cliffdell, Washington · 15329 days ago · 1 km deep · 67 km away
  8. 1.525 km S of Morton, Washington · 15326 days ago · 8 km deep · 59 km away
  9. 1.95 km ESE of Packwood, Washington · 15325 days ago · 2 km deep · 9 km away
  10. 2.138 km NNE of Amboy, Washington · 15321 days ago · -2 km deep · 65 km away
  11. 1.529 km S of Mossyrock, Washington · 15317 days ago · 15 km deep · 76 km away
  12. 1.738 km NNE of Amboy, Washington · 15316 days ago · -2 km deep · 65 km away
  13. 2.06 km E of Ashford, Washington · 15315 days ago · 5 km deep · 24 km away
  14. 1.541 km SSE of Morton, Washington · 15314 days ago · 9 km deep · 54 km away
  15. 1.638 km NNE of Amboy, Washington · 15313 days ago · -2 km deep · 65 km away
  16. 1.537 km SSE of Morton, Washington · 15313 days ago · 9 km deep · 60 km away
  17. 1.74 km W of Wilderness Rim, Washington · 15313 days ago · 17 km deep · 88 km away
  18. 1.538 km NNE of Amboy, Washington · 15311 days ago · -2 km deep · 65 km away
  19. 1.97 km E of Snoqualmie Pass, Washington · 15310 days ago · -1 km deep · 85 km away
  20. 1.92 km ESE of Enumclaw, Washington · 15306 days ago · 11 km deep · 63 km away
  21. 1.937 km S of Morton, Washington · 15303 days ago · 0 km deep · 64 km away
  22. 1.625 km ENE of Yacolt, Washington · 15299 days ago · 6 km deep · 85 km away
  23. 2.237 km S of Morton, Washington · 15299 days ago · 0 km deep · 64 km away
  24. 1.922 km S of Morton, Washington · 15299 days ago · 10 km deep · 58 km away
  25. 1.520 km NE of Ashford, Washington · 15296 days ago · 6 km deep · 33 km away
  26. 1.838 km NNE of Amboy, Washington · 15295 days ago · -2 km deep · 66 km away
  27. 1.89 km SW of Roslyn, Washington · 15294 days ago · 0 km deep · 71 km away
  28. 1.610 km ENE of Ashford, Washington · 15291 days ago · 11 km deep · 24 km away
  29. 1.738 km NNE of Amboy, Washington · 15287 days ago · -2 km deep · 65 km away
  30. 1.62 km N of Lakeland South, Washington · 15286 days ago · 13 km deep · 85 km away

Before

  1. 1.94 km ESE of Carbonado, Washington · 15349 days ago · 1 km deep · 52 km away
  2. 2.238 km NNE of Amboy, Washington · 15351 days ago · -2 km deep · 65 km away
  3. 2.437 km NNE of Amboy, Washington · 15352 days ago · -2 km deep · 66 km away
  4. 2.037 km NNE of Amboy, Washington · 15352 days ago · -1 km deep · 66 km away
  5. 2.437 km NNE of Amboy, Washington · 15352 days ago · -1 km deep · 67 km away
  6. 2.238 km NNE of Amboy, Washington · 15352 days ago · -2 km deep · 66 km away
  7. 2.138 km NNE of Amboy, Washington · 15353 days ago · -1 km deep · 66 km away
  8. 2.038 km NNE of Amboy, Washington · 15353 days ago · -2 km deep · 66 km away
  9. 1.838 km NNE of Amboy, Washington · 15353 days ago · -2 km deep · 66 km away
  10. 1.838 km NNE of Amboy, Washington · 15353 days ago · -1 km deep · 66 km away
  11. 1.838 km NNE of Amboy, Washington · 15353 days ago · -2 km deep · 65 km away
  12. 1.738 km NNE of Amboy, Washington · 15353 days ago · -2 km deep · 66 km away
  13. 1.838 km NNE of Amboy, Washington · 15353 days ago · -1 km deep · 66 km away
  14. 1.538 km NNE of Amboy, Washington · 15353 days ago · -1 km deep · 66 km away
  15. 1.738 km NNE of Amboy, Washington · 15353 days ago · -1 km deep · 66 km away
  16. 1.538 km NNE of Amboy, Washington · 15353 days ago · -1 km deep · 66 km away
  17. 1.838 km NNE of Amboy, Washington · 15353 days ago · -2 km deep · 66 km away
  18. 1.837 km NNE of Amboy, Washington · 15353 days ago · 0 km deep · 66 km away
  19. 1.838 km NNE of Amboy, Washington · 15354 days ago · -2 km deep · 66 km away
  20. 1.738 km NNE of Amboy, Washington · 15354 days ago · -1 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10191713. Read Tue, Sep 22, 2026, 3:38 PM UTC.