Washington earthquakes

M2.3 earthquake 10 km NNW of Belfair, Washington

A magnitude 2.3 earthquake struck 10 km NNW of Belfair, Washington on Sat, Oct 15, 1983, 10:33 AM PDT (17:33 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M4.3 6 km W of Skokomish, Washington. This one was a foreshock.

Belfair 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
2.3 (md), micro
Local time
UTC
1983-10-15 17:33:41 UTC
Depth
20.6 km (12.8 mi), shallow
Epicenter
47.536° N, 122.875° 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 0.4 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
44°
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: 21 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.58 km NW of Greenwater, Washington · 15681 days ago · -1 km deep · 94 km away
  2. 1.71 km NNW of Snoqualmie, Washington · 15677 days ago · 1 km deep · 78 km away
  3. 2.02 km NNW of Lakeland South, Washington · 15672 days ago · 13 km deep · 51 km away
  4. 4.36 km W of Skokomish, Washington · 15667 days ago · 43 km deep · 35 km away
  5. 1.71 km NNE of Union Hill-Novelty Hill, Washington · 15667 days ago · 10 km deep · 66 km away
  6. 1.55 km SW of Hansville, Washington · 15666 days ago · 21 km deep · 44 km away
  7. 1.8Washington · 15661 days ago · 24 km deep · 76 km away
  8. 1.65 km NE of Mirrormont, Washington · 15656 days ago · 15 km deep · 70 km away
  9. 1.94 km NNW of Bryn Mawr-Skyway, Washington · 15651 days ago · 11 km deep · 45 km away
  10. 1.73 km NNW of White Center, Washington · 15650 days ago · 21 km deep · 38 km away
  11. 2.07 km NE of Lofall, Washington · 15650 days ago · 19 km deep · 42 km away
  12. 1.55 km NNE of Bryant, Washington · 15646 days ago · 15 km deep · 100 km away
  13. 1.51 km SE of Coupeville, Washington · 15644 days ago · 20 km deep · 77 km away
  14. 2.36 km SE of Black Diamond, Washington · 15640 days ago · 14 km deep · 75 km away
  15. 1.98 km NNE of Lake Marcel-Stillwater, Washington · 15638 days ago · -1 km deep · 80 km away
  16. 1.67 km S of River Road, Washington · 15638 days ago · 0 km deep · 56 km away
  17. 1.51 km NE of Quilcene, Washington · 15638 days ago · 4 km deep · 33 km away
  18. 2.17 km SSW of La Conner, Washington · 15637 days ago · 17 km deep · 92 km away
  19. 1.612 km SW of Seabeck, Washington · 15636 days ago · 12 km deep · 5 km away
  20. 2.31 km E of Clyde Hill, Washington · 15632 days ago · 24 km deep · 52 km away
  21. 1.94 km NNW of Aberdeen, Washington · 15628 days ago · 32 km deep · 93 km away

Before

  1. 1.53 km WSW of Chico, Washington · 15684 days ago · 12 km deep · 11 km away
  2. 1.87 km NW of Belfair, Washington · 15686 days ago · 17 km deep · 5 km away
  3. 1.917 km SE of Carbonado, Washington · 15692 days ago · -1 km deep · 98 km away
  4. 1.52 km NE of Woods Creek, Washington · 15692 days ago · 12 km deep · 85 km away
  5. 3.05 km WNW of Wilderness Rim, Washington · 15694 days ago · 21 km deep · 78 km away
  6. 1.85 km E of Granite Falls, Washington · 15694 days ago · -1 km deep · 95 km away
  7. 2.04 km S of Des Moines, Washington · 15694 days ago · 13 km deep · 45 km away
  8. 1.62 km WNW of Keyport, Washington · 15695 days ago · 23 km deep · 25 km away
  9. 1.914 km SW of Alder, Washington · 15695 days ago · -1 km deep · 97 km away
  10. 1.99 km SE of Riverbend, Washington · 15697 days ago · 2 km deep · 93 km away
  11. 1.98 km SSE of Metchosin, Canada · 15697 days ago · 19 km deep · 98 km away
  12. 1.61 km N of Normandy Park, Washington · 15699 days ago · 17 km deep · 42 km away
  13. 2.72 km W of Rosedale, Washington · 15700 days ago · 27 km deep · 26 km away
  14. 1.712 km NE of Snoqualmie, Washington · 15702 days ago · 12 km deep · 86 km away
  15. 1.82 km E of Granite Falls, Washington · 15712 days ago · -1 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10168793. Read Tue, Sep 22, 2026, 9:18 PM UTC.