Washington earthquakes

M1.9 earthquake 5 km NNW of Friday Harbor, Washington

A magnitude 1.9 earthquake struck 5 km NNW of Friday Harbor, Washington on Sat, Mar 5, 1983, 9:07 AM PST (17:07 UTC), 52 km (32 mi) below the surface.

A larger quake followed: M2.9 6 km WSW of Lake Cavanaugh, Washington. This one was a foreshock.

Friday Harbor 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), micro
Local time
UTC
1983-03-05 17:07:23 UTC
Depth
51.9 km (32.3 mi), shallow
Epicenter
48.583° N, 123.038° 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 1.1 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
190°, poorly surrounded by stations
Stations used
7

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 4 in the 30 days before it.

After

  1. 1.87 km SE of Deming, Washington · 15913 days ago · -1 km deep · 70 km away
  2. 2.22 km E of Mount Vernon, Washington · 15908 days ago · 14 km deep · 58 km away
  3. 2.35 km WNW of Meadowdale, Washington · 15901 days ago · 15 km deep · 92 km away
  4. 2.25 km WNW of Orcas, Washington · 15894 days ago · 15 km deep · 4 km away
  5. 1.76 km SW of Hansville, Washington · 15892 days ago · 18 km deep · 84 km away
  6. 2.33 km WNW of La Conner, Washington · 15891 days ago · 18 km deep · 42 km away
  7. 1.71 km S of Bay View, Washington · 15885 days ago · 16 km deep · 43 km away
  8. 1.76 km SW of Hansville, Washington · 15884 days ago · 16 km deep · 84 km away
  9. 2.715 km NW of Port Townsend, Washington · 15882 days ago · 42 km deep · 42 km away
  10. 1.76 km NE of Lofall, Washington · 15881 days ago · 21 km deep · 87 km away
  11. 1.76 km S of Anacortes, Washington · 15879 days ago · 24 km deep · 33 km away
  12. 1.73 km SSE of Pitt Meadows, Canada · 15876 days ago · 2 km deep · 73 km away
  13. 1.727 km N of Sekiu, Washington · 15872 days ago · 5 km deep · 91 km away
  14. 1.719 km NW of Orcas, Washington · 15871 days ago · 56 km deep · 18 km away
  15. 2.18 km WSW of White Rock, Canada · 15869 days ago · 15 km deep · 45 km away
  16. 1.94 km NE of Camano, Washington · 15868 days ago · 22 km deep · 58 km away
  17. 2.23 km S of Bay View, Washington · 15867 days ago · 11 km deep · 44 km away
  18. 2.012 km S of Glacier, Washington · 15866 days ago · -1 km deep · 85 km away
  19. 2.55 km NNE of Lake McMurray, Washington · 15863 days ago · 17 km deep · 67 km away
  20. 1.85 km NE of Lake McMurray, Washington · 15863 days ago · 15 km deep · 68 km away
  21. 1.74 km N of Quilcene, Washington · 15862 days ago · 5 km deep · 81 km away
  22. 1.95 km NE of Lake McMurray, Washington · 15861 days ago · 16 km deep · 67 km away
  23. 1.99 km NNE of Sedro-Woolley, Washington · 15857 days ago · 15 km deep · 61 km away
  24. 1.813 km SSW of Bell Hill, Washington · 15857 days ago · 7 km deep · 71 km away
  25. 2.75 km N of Port Ludlow, Washington · 15857 days ago · 18 km deep · 72 km away
  26. 2.96 km WSW of Lake Cavanaugh, Washington · 15855 days ago · 8 km deep · 76 km away

Before

  1. 1.52 km ESE of Lake Cavanaugh, Washington · 15919 days ago · -1 km deep · 83 km away
  2. 1.70 km E of Port Townsend, Washington · 15921 days ago · 19 km deep · 56 km away
  3. 2.016 km WSW of Quilcene, Washington · 15926 days ago · 44 km deep · 90 km away
  4. 1.73 km ENE of Granite Falls, Washington · 15927 days ago · -1 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10150393. Read Wed, Sep 30, 2026, 2:33 AM UTC.