Washington earthquakes

M1.7 earthquake 28 km S of Morton, Washington

A magnitude 1.7 earthquake struck 28 km S of Morton, Washington on Thu, Sep 4, 1980, 8:55 PM PDT (03:55 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M1.9 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
1980-09-05 03:55:19 UTC
Depth
1.9 km (1.2 mi), shallow
Epicenter
46.308° N, 122.217° 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
±0.08
Depth from
Operator assigned
Station coverage gap
88°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 1.9Washington · 16795 days ago · 0 km deep · 12 km away
  2. 1.837 km NNE of Amboy, Washington · 16789 days ago · 0 km deep · 12 km away
  3. 1.737 km NNE of Amboy, Washington · 16785 days ago · 0 km deep · 12 km away
  4. 1.738 km NNE of Amboy, Washington · 16785 days ago · 0 km deep · 11 km away
  5. 1.937 km NNE of Amboy, Washington · 16784 days ago · -1 km deep · 13 km away
  6. 1.93 km SE of Kelso, Washington · 16779 days ago · 7 km deep · 54 km away
  7. 1.740 km SSE of Morton, Washington · 16779 days ago · -1 km deep · 13 km away
  8. 2.437 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 12 km away
  9. 2.338 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 12 km away
  10. 1.838 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 11 km away
  11. 2.036 km NNE of Amboy, Washington · 16777 days ago · 2 km deep · 12 km away
  12. 2.839 km NNE of Amboy, Washington · 16777 days ago · 0 km deep · 12 km away
  13. 1.736 km S of Morton, Washington · 16775 days ago · 2 km deep · 8 km away
  14. 1.738 km SSE of Morton, Washington · 16775 days ago · -1 km deep · 10 km away
  15. 3.013 km W of Packwood, Washington · 16775 days ago · 5 km deep · 42 km away
  16. 1.813 km W of Packwood, Washington · 16773 days ago · 6 km deep · 43 km away
  17. 1.834 km NNE of Amboy, Washington · 16772 days ago · 1 km deep · 15 km away
  18. 1.823 km SW of Packwood, Washington · 16772 days ago · 0 km deep · 32 km away
  19. 1.812 km W of Packwood, Washington · 16769 days ago · 5 km deep · 43 km away
  20. 2.125 km S of Morton, Washington · 16759 days ago · 1 km deep · 4 km away

Before

  1. 2.728 km S of Morton, Washington · 16819 days ago · 2 km deep · 0 km away
  2. 1.611 km WNW of Warren, Oregon · 16822 days ago · 26 km deep · 78 km away
  3. 1.733 km NE of Amboy, Washington · 16828 days ago · 6 km deep · 24 km away
  4. 2.012 km E of Wilkeson, Washington · 16828 days ago · 16 km deep · 92 km away
  5. 1.710 km SW of Mineral, Washington · 16830 days ago · 15 km deep · 40 km away
  6. 2.17 km NNE of Morton, Washington · 16832 days ago · 0 km deep · 35 km away
  7. 2.334 km WSW of Tampico, Washington · 16833 days ago · 6 km deep · 73 km away
  8. 2.27 km WSW of Lake Shore, Washington · 16840 days ago · 23 km deep · 84 km away
  9. 1.938 km NE of Amboy, Washington · 16840 days ago · 8 km deep · 17 km away
  10. 2.17 km WSW of Lake Shore, Washington · 16843 days ago · 24 km deep · 84 km away
  11. 1.725 km ENE of Ashford, Washington · 16843 days ago · 8 km deep · 72 km away
  12. 1.97 km SW of Felida, Washington · 16843 days ago · 22 km deep · 84 km away
  13. 1.624 km ENE of Ashford, Washington · 16845 days ago · 4 km deep · 72 km away
  14. 2.035 km NE of Amboy, Washington · 16846 days ago · 11 km deep · 24 km away
  15. 2.133 km NE of Amboy, Washington · 16847 days ago · 5 km deep · 24 km away
  16. 2.433 km NE of Amboy, Washington · 16847 days ago · 6 km deep · 25 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10085723. Read Tue, Sep 22, 2026, 7:42 PM UTC.