Washington earthquakes

M2.3 earthquake 36 km SSE of Morton, Washington

A magnitude 2.3 earthquake struck 36 km SSE of Morton, Washington on Wed, Oct 25, 1989, 2:59 PM PDT (21:59 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M4.9 9 km SE of Mineral, 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
2.3 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1989-10-25 21:59:27 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
46.266° N, 122.048° 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
±0.05
Depth from
From location
Station coverage gap
64°
Stations used
42

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.513 km E of Wilkeson, Washington · 13490 days ago · 9 km deep · 92 km away
  2. 1.538 km NNE of Amboy, Washington · 13487 days ago · -1 km deep · 13 km away
  3. 1.68 km W of Mossyrock, Washington · 13484 days ago · 15 km deep · 51 km away
  4. 1.58 km SSE of Mossyrock, Washington · 13484 days ago · 16 km deep · 37 km away
  5. 1.937 km NNE of Amboy, Washington · 13483 days ago · -1 km deep · 13 km away
  6. 1.738 km NNE of Amboy, Washington · 13481 days ago · -2 km deep · 13 km away
  7. 1.926 km S of Greenwater, Washington · 13479 days ago · -2 km deep · 78 km away
  8. 1.638 km NNE of Amboy, Washington · 13478 days ago · -2 km deep · 12 km away
  9. 2.738 km NNE of Amboy, Washington · 13472 days ago · -2 km deep · 13 km away
  10. 1.637 km NNE of Amboy, Washington · 13472 days ago · -2 km deep · 14 km away
  11. 2.338 km NNE of Amboy, Washington · 13466 days ago · -2 km deep · 13 km away
  12. 1.80 km E of Prairie Heights, Washington · 13461 days ago · 10 km deep · 98 km away
  13. 1.820 km ENE of Ashford, Washington · 13457 days ago · -1 km deep · 69 km away
  14. 1.938 km NNE of Amboy, Washington · 13454 days ago · -1 km deep · 13 km away
  15. 2.036 km NE of Amboy, Washington · 13449 days ago · -2 km deep · 14 km away
  16. 2.637 km NNE of Amboy, Washington · 13447 days ago · 0 km deep · 14 km away
  17. 2.018 km SSE of Carbonado, Washington · 13444 days ago · 11 km deep · 74 km away
  18. 1.521 km SSE of Mossyrock, Washington · 13440 days ago · 7 km deep · 29 km away
  19. 2.116 km NNE of Ashford, Washington · 13438 days ago · 2 km deep · 70 km away
  20. 1.938 km NNE of Amboy, Washington · 13433 days ago · -2 km deep · 13 km away
  21. 1.732 km NNE of Amboy, Washington · 13433 days ago · -2 km deep · 19 km away
  22. 2.314 km NE of Ashford, Washington · 13432 days ago · 11 km deep · 67 km away
  23. 4.99 km SE of Mineral, Washington · 13431 days ago · 17 km deep · 43 km away

Before

  1. 1.737 km NNE of Amboy, Washington · 13491 days ago · 3 km deep · 13 km away
  2. 1.725 km SSE of Morton, Washington · 13495 days ago · 17 km deep · 12 km away
  3. 1.738 km NNE of Amboy, Washington · 13495 days ago · 2 km deep · 13 km away
  4. 1.95 km ESE of Packwood, Washington · 13497 days ago · -2 km deep · 49 km away
  5. 1.626 km ENE of Ashford, Washington · 13498 days ago · -2 km deep · 72 km away
  6. 1.738 km NNE of Amboy, Washington · 13505 days ago · 0 km deep · 13 km away
  7. 1.638 km NNE of Amboy, Washington · 13505 days ago · 0 km deep · 13 km away
  8. 1.537 km NNE of Amboy, Washington · 13506 days ago · 3 km deep · 13 km away
  9. 2.523 km ENE of Ashford, Washington · 13510 days ago · -2 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10252718. Read Thu, Oct 1, 2026, 11:54 PM UTC.