Washington earthquakes

M2.1 earthquake 7 km WNW of Orcas, Washington

A magnitude 2.1 earthquake struck 7 km WNW of Orcas, Washington on Sun, Oct 23, 1983, 7:13 PM PDT (02:13 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M2.2 8 km WNW of Orcas, Washington. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.1 (md), micro
Local time
UTC
1983-10-24 02:13:09 UTC
Depth
15.0 km (9.3 mi), shallow
Epicenter
48.619° N, 123.042° 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 0.6 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
42°
Stations used
20

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 14 in the 30 days before it.

After

  1. 1.56 km NNE of Orcas, Washington · 15675 days ago · 12 km deep · 11 km away
  2. 1.99 km WNW of Orcas, Washington · 15674 days ago · 10 km deep · 2 km away
  3. 2.28 km WNW of Orcas, Washington · 15673 days ago · 14 km deep · 1 km away
  4. 1.55 km SW of Hansville, Washington · 15666 days ago · 21 km deep · 87 km away
  5. 1.67 km WNW of Orcas, Washington · 15666 days ago · 16 km deep · 1 km away
  6. 2.45 km WSW of Lake Cavanaugh, Washington · 15666 days ago · 6 km deep · 78 km away
  7. 2.37 km WNW of Orcas, Washington · 15666 days ago · 18 km deep · 0 km away
  8. 1.87 km WNW of Orcas, Washington · 15664 days ago · 13 km deep · 1 km away
  9. 1.8Washington · 15661 days ago · 24 km deep · 47 km away
  10. 2.07 km NE of Lofall, Washington · 15650 days ago · 19 km deep · 91 km away
  11. 1.55 km NNE of Bryant, Washington · 15646 days ago · 15 km deep · 78 km away
  12. 1.51 km SE of Coupeville, Washington · 15644 days ago · 20 km deep · 53 km away
  13. 1.67 km S of River Road, Washington · 15638 days ago · 0 km deep · 69 km away
  14. 1.51 km NE of Quilcene, Washington · 15638 days ago · 4 km deep · 88 km away
  15. 2.17 km SSW of La Conner, Washington · 15637 days ago · 17 km deep · 51 km away
  16. 2.3Washington · 15636 days ago · 19 km deep · 43 km away
  17. 2.22 km NW of Deming, Washington · 15636 days ago · 1 km deep · 63 km away
  18. 1.72 km N of Deming, Washington · 15636 days ago · 21 km deep · 66 km away
  19. 1.55 km N of Sedro-Woolley, Washington · 15634 days ago · -1 km deep · 60 km away
  20. 1.80 km NNE of Ferndale, Washington · 15626 days ago · 19 km deep · 42 km away
  21. 1.54 km NE of Conway, Washington · 15626 days ago · 5 km deep · 61 km away
  22. 1.62 km SSW of Bay View, Washington · 15621 days ago · 18 km deep · 44 km away
  23. 1.61 km SW of Bay View, Washington · 15621 days ago · 16 km deep · 43 km away

Before

  1. 2.48 km NW of Friday Harbor, Washington · 15680 days ago · 51 km deep · 6 km away
  2. 2.36 km WSW of Lake Cavanaugh, Washington · 15680 days ago · 11 km deep · 77 km away
  3. 1.710 km NNW of Six Mile, Canada · 15681 days ago · 26 km deep · 35 km away
  4. 1.63 km S of Mount Vernon, Washington · 15682 days ago · 15 km deep · 58 km away
  5. 1.712 km NNW of Concrete, Washington · 15684 days ago · -1 km deep · 89 km away
  6. 2.36 km WNW of Edison, Washington · 15687 days ago · 5 km deep · 39 km away
  7. 2.29 km NNW of Lake Cavanaugh, Washington · 15688 days ago · -1 km deep · 76 km away
  8. 1.92 km SW of Alger, Washington · 15694 days ago · 62 km deep · 50 km away
  9. 2.37 km S of Kendall, Washington · 15695 days ago · 1 km deep · 73 km away
  10. 2.16 km ENE of Deming, Washington · 15696 days ago · 2 km deep · 71 km away
  11. 2.46 km ENE of Deming, Washington · 15696 days ago · 1 km deep · 71 km away
  12. 1.54 km SE of Oak Bay, Canada · 15697 days ago · 40 km deep · 27 km away
  13. 1.98 km SSE of Metchosin, Canada · 15697 days ago · 19 km deep · 47 km away
  14. 2.17 km NW of Lyman, Washington · 15701 days ago · 19 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10170898. Read Tue, Sep 22, 2026, 7:44 PM UTC.