Washington earthquakes

M1.6 earthquake 6 km SW of Morton, Washington

A magnitude 1.6 earthquake struck 6 km SW of Morton, Washington on Mon, Jul 3, 1989, 12:26 PM PDT (19:26 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M2.9 12 km WSW 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
1.6 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1989-07-03 19:26:24 UTC
Depth
20.9 km (13.0 mi), shallow
Epicenter
46.526° N, 122.343° 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, 0.4 km in depth
Magnitude uncertainty
±0.05
Depth from
From location
Station coverage gap
73°
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: 26 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.928 km NW of Trout Lake, Washington · 13600 days ago · -1 km deep · 58 km away
  2. 1.838 km NNE of Amboy, Washington · 13597 days ago · 2 km deep · 38 km away
  3. 2.912 km WSW of Packwood, Washington · 13587 days ago · 2 km deep · 41 km away
  4. 1.71 km SE of Kapowsin, Washington · 13582 days ago · 13 km deep · 51 km away
  5. 1.518 km NNE of Ashford, Washington · 13582 days ago · 10 km deep · 53 km away
  6. 1.92 km ESE of Grapeview, Washington · 13579 days ago · 17 km deep · 95 km away
  7. 1.537 km S of Morton, Washington · 13576 days ago · -1 km deep · 34 km away
  8. 1.913 km E of Wilkeson, Washington · 13570 days ago · 7 km deep · 73 km away
  9. 1.8Washington · 13569 days ago · -1 km deep · 55 km away
  10. 1.538 km NNE of Amboy, Washington · 13568 days ago · -2 km deep · 38 km away
  11. 1.638 km NNE of Amboy, Washington · 13564 days ago · -2 km deep · 38 km away
  12. 2.32 km SSE of La Center, Washington · 13564 days ago · 16 km deep · 80 km away
  13. 2.337 km NNE of Amboy, Washington · 13564 days ago · 0 km deep · 38 km away
  14. 1.89 km E of Ashford, Washington · 13563 days ago · 2 km deep · 42 km away
  15. 1.923 km ENE of Ashford, Washington · 13562 days ago · -2 km deep · 58 km away
  16. 1.814 km ENE of Enumclaw, Washington · 13561 days ago · 15 km deep · 89 km away
  17. 2.124 km ENE of Ashford, Washington · 13560 days ago · -1 km deep · 58 km away
  18. 2.117 km ENE of Willapa, Washington · 13560 days ago · 10 km deep · 87 km away
  19. 1.724 km ENE of Ashford, Washington · 13559 days ago · -2 km deep · 59 km away
  20. 1.938 km NNE of Amboy, Washington · 13558 days ago · -1 km deep · 38 km away
  21. 2.737 km NNE of Amboy, Washington · 13552 days ago · -2 km deep · 38 km away
  22. 1.737 km NNE of Amboy, Washington · 13552 days ago · -1 km deep · 38 km away
  23. 1.737 km NNE of Amboy, Washington · 13552 days ago · -2 km deep · 38 km away
  24. 1.737 km NNE of Amboy, Washington · 13552 days ago · -2 km deep · 38 km away
  25. 2.66 km N of Cherry Grove, Washington · 13548 days ago · 13 km deep · 77 km away
  26. 1.66 km E of La Center, Washington · 13548 days ago · 15 km deep · 77 km away

Before

  1. 2.337 km NNE of Amboy, Washington · 13608 days ago · -1 km deep · 38 km away
  2. 1.521 km ENE of Ashford, Washington · 13611 days ago · -1 km deep · 56 km away
  3. 2.714 km NNE of Ashford, Washington · 13618 days ago · 8 km deep · 49 km away
  4. 1.51 km N of Browns Point, Washington · 13621 days ago · 15 km deep · 88 km away
  5. 1.523 km SSE of Mossyrock, Washington · 13624 days ago · 0 km deep · 23 km away
  6. 2.13 km NNW of Packwood, Washington · 13628 days ago · 0 km deep · 52 km away
  7. 1.85 km WSW of Des Moines, Washington · 13630 days ago · 14 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10245003. Read Fri, Oct 2, 2026, 12:11 AM UTC.