Washington earthquakes

M1.9 earthquake 5 km ESE of Packwood, Washington

A magnitude 1.9 earthquake struck 5 km ESE of Packwood, Washington on Wed, Oct 18, 1989, 3:33 PM PDT (22:33 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M2.7 38 km NNE of Amboy, 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, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1989-10-18 22:33:40 UTC
Depth
-1.6 km (-1.0 mi), shallow
Epicenter
46.585° N, 121.608° 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 0.0 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
113°
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: 24 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 1.738 km NNE of Amboy, Washington · 13495 days ago · 2 km deep · 61 km away
  2. 1.725 km SSE of Morton, Washington · 13495 days ago · 17 km deep · 50 km away
  3. 1.737 km NNE of Amboy, Washington · 13492 days ago · 3 km deep · 62 km away
  4. 2.336 km SSE of Morton, Washington · 13491 days ago · 9 km deep · 49 km away
  5. 1.513 km E of Wilkeson, Washington · 13490 days ago · 9 km deep · 59 km away
  6. 1.538 km NNE of Amboy, Washington · 13487 days ago · -1 km deep · 62 km away
  7. 1.68 km W of Mossyrock, Washington · 13485 days ago · 15 km deep · 76 km away
  8. 1.58 km SSE of Mossyrock, Washington · 13484 days ago · 16 km deep · 65 km away
  9. 1.937 km NNE of Amboy, Washington · 13483 days ago · -1 km deep · 62 km away
  10. 1.738 km NNE of Amboy, Washington · 13482 days ago · -2 km deep · 61 km away
  11. 1.926 km S of Greenwater, Washington · 13480 days ago · -2 km deep · 38 km away
  12. 1.638 km NNE of Amboy, Washington · 13479 days ago · -2 km deep · 61 km away
  13. 2.738 km NNE of Amboy, Washington · 13473 days ago · -2 km deep · 62 km away
  14. 1.637 km NNE of Amboy, Washington · 13473 days ago · -2 km deep · 62 km away
  15. 2.338 km NNE of Amboy, Washington · 13467 days ago · -2 km deep · 62 km away
  16. 1.80 km E of Prairie Heights, Washington · 13462 days ago · 10 km deep · 73 km away
  17. 1.820 km ENE of Ashford, Washington · 13457 days ago · -1 km deep · 34 km away
  18. 2.23 km ESE of Riverbend, Washington · 13455 days ago · 12 km deep · 98 km away
  19. 1.938 km NNE of Amboy, Washington · 13455 days ago · -1 km deep · 62 km away
  20. 2.036 km NE of Amboy, Washington · 13450 days ago · -2 km deep · 63 km away
  21. 2.637 km NNE of Amboy, Washington · 13448 days ago · 0 km deep · 62 km away
  22. 2.018 km SSE of Carbonado, Washington · 13445 days ago · 11 km deep · 47 km away
  23. 1.521 km SSE of Mossyrock, Washington · 13440 days ago · 7 km deep · 66 km away
  24. 2.116 km NNE of Ashford, Washington · 13439 days ago · 2 km deep · 43 km away

Before

  1. 1.626 km ENE of Ashford, Washington · 13499 days ago · -2 km deep · 33 km away
  2. 1.738 km NNE of Amboy, Washington · 13505 days ago · 0 km deep · 61 km away
  3. 1.638 km NNE of Amboy, Washington · 13505 days ago · 0 km deep · 62 km away
  4. 1.537 km NNE of Amboy, Washington · 13507 days ago · 3 km deep · 62 km away
  5. 2.523 km ENE of Ashford, Washington · 13510 days ago · -2 km deep · 33 km away
  6. 2.136 km SSE of Morton, Washington · 13525 days ago · 6 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10250028. Read Fri, Oct 2, 2026, 1:22 PM UTC.