Washington earthquakes

M1.9 earthquake 26 km N of Satsop, Washington

A magnitude 1.9 earthquake struck 26 km N of Satsop, Washington on Mon, Apr 25, 1983, 3:57 AM PDT (10:57 UTC), 38 km (24 mi) below the surface.

A larger quake followed: M2.7 9 km W of Gorst, Washington. This one was a foreshock.

Satsop 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
1983-04-25 10:57:08 UTC
Depth
37.8 km (23.5 mi), shallow
Epicenter
47.242° N, 123.483° 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 0.9 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
79°
Stations used
23

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 6 in the 30 days before it.

After

  1. 1.74 km N of Quilcene, Washington · 15864 days ago · 5 km deep · 83 km away
  2. 2.79 km W of Gorst, Washington · 15864 days ago · 20 km deep · 60 km away
  3. 1.813 km SSW of Bell Hill, Washington · 15860 days ago · 7 km deep · 82 km away
  4. 1.67 km N of Brinnon, Washington · 15856 days ago · 17 km deep · 72 km away
  5. 1.90 km SW of Lakeland South, Washington · 15853 days ago · 15 km deep · 90 km away
  6. 1.61 km E of Indianola, Washington · 15852 days ago · 17 km deep · 93 km away
  7. 2.415 km NNE of Aberdeen Gardens, Washington · 15851 days ago · 33 km deep · 19 km away
  8. 1.53 km WSW of Bainbridge Island, Washington · 15851 days ago · 18 km deep · 81 km away
  9. 1.52 km ENE of Manchester, Washington · 15850 days ago · 24 km deep · 81 km away
  10. 2.14 km N of Bangor Trident Base, Washington · 15849 days ago · 18 km deep · 82 km away
  11. 1.83 km WSW of Wauna, Washington · 15845 days ago · 20 km deep · 61 km away
  12. 2.03 km SSW of Southworth, Washington · 15845 days ago · 24 km deep · 78 km away
  13. 2.07 km WSW of Seattle, Washington · 15842 days ago · 23 km deep · 88 km away
  14. 1.53 km ENE of Belfair, Washington · 15838 days ago · 9 km deep · 58 km away
  15. 1.86 km S of Onalaska, Washington · 15836 days ago · 21 km deep · 99 km away
  16. 1.81 km ENE of Suquamish, Washington · 15835 days ago · 53 km deep · 90 km away
  17. 2.44 km N of Dash Point, Washington · 15829 days ago · 19 km deep · 81 km away
  18. 2.02 km W of Port Angeles East, Washington · 15826 days ago · 37 km deep · 96 km away
  19. 2.37 km S of Onalaska, Washington · 15825 days ago · 23 km deep · 100 km away
  20. 1.92 km WNW of Vashon, Washington · 15825 days ago · 23 km deep · 79 km away
  21. 1.74 km WSW of Shoreline, Washington · 15823 days ago · 19 km deep · 98 km away
  22. 1.62 km ESE of Dash Point, Washington · 15819 days ago · 6 km deep · 82 km away
  23. 1.78 km N of Belfair, Washington · 15814 days ago · 12 km deep · 59 km away

Before

  1. 1.74 km SW of Seattle, Washington · 15881 days ago · 24 km deep · 91 km away
  2. 1.71 km S of Lakeland North, Washington · 15882 days ago · 1 km deep · 91 km away
  3. 1.76 km NE of Lofall, Washington · 15884 days ago · 21 km deep · 95 km away
  4. 1.76 km SW of Hansville, Washington · 15886 days ago · 16 km deep · 96 km away
  5. 1.97 km S of Onalaska, Washington · 15894 days ago · 24 km deep · 99 km away
  6. 1.76 km SW of Hansville, Washington · 15895 days ago · 18 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10166158. Read Fri, Oct 2, 2026, 3:17 PM UTC.