Washington earthquakes

M1.6 earthquake 5 km NE of Mirrormont, Washington

A magnitude 1.6 earthquake struck 5 km NE of Mirrormont, Washington on Fri, Nov 11, 1983, 9:03 PM PST (05:03 UTC), 15 km (10 mi) below the surface.

A larger quake followed: M2.9 22 km NE of Ashford, Washington. This one was a foreshock.

Mirrormont 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
1.6 (md), micro
Local time
UTC
1983-11-12 05:03:39 UTC
Depth
15.3 km (9.5 mi), shallow
Epicenter
47.495° N, 121.945° 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 1.5 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
166°
Stations used
6

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 15 in the 30 days before it.

After

  1. 2.922 km NE of Ashford, Washington · 15652 days ago · -1 km deep · 70 km away
  2. 1.94 km NNW of Bryn Mawr-Skyway, Washington · 15651 days ago · 11 km deep · 25 km away
  3. 1.73 km NNW of White Center, Washington · 15650 days ago · 21 km deep · 32 km away
  4. 2.07 km NE of Lofall, Washington · 15649 days ago · 19 km deep · 64 km away
  5. 1.55 km NNE of Bryant, Washington · 15646 days ago · 15 km deep · 88 km away
  6. 1.51 km SE of Coupeville, Washington · 15644 days ago · 20 km deep · 96 km away
  7. 2.36 km SE of Black Diamond, Washington · 15640 days ago · 14 km deep · 26 km away
  8. 2.210 km ENE of Verlot, Washington · 15638 days ago · 13 km deep · 74 km away
  9. 1.98 km NNE of Lake Marcel-Stillwater, Washington · 15638 days ago · -1 km deep · 31 km away
  10. 1.51 km NE of Quilcene, Washington · 15637 days ago · 4 km deep · 78 km away
  11. 1.612 km SW of Seabeck, Washington · 15636 days ago · 12 km deep · 74 km away
  12. 2.31 km E of Clyde Hill, Washington · 15631 days ago · 24 km deep · 24 km away
  13. 3.01 km N of Black Diamond, Washington · 15621 days ago · 12 km deep · 20 km away
  14. 1.65 km E of Tanner, Washington · 15620 days ago · -1 km deep · 21 km away
  15. 1.84 km E of Granite Falls, Washington · 15618 days ago · -1 km deep · 66 km away
  16. 2.417 km NE of May Creek, Washington · 15610 days ago · 4 km deep · 63 km away
  17. 2.22 km NNE of Redmond, Washington · 15610 days ago · 15 km deep · 25 km away
  18. 1.712 km NNE of Ronald, Washington · 15605 days ago · 9 km deep · 78 km away
  19. 2.83 km N of Bainbridge Island, Washington · 15602 days ago · 18 km deep · 46 km away
  20. 1.92 km NNE of Kent, Washington · 15601 days ago · 38 km deep · 23 km away
  21. 1.69 km NNE of Lake Marcel-Stillwater, Washington · 15601 days ago · -1 km deep · 31 km away
  22. 1.79 km SSE of Leavenworth, Washington · 15600 days ago · -1 km deep · 100 km away
  23. 1.57 km SSE of Quilcene, Washington · 15599 days ago · 50 km deep · 73 km away
  24. 1.81 km WNW of Lake Forest Park, Washington · 15599 days ago · 16 km deep · 40 km away
  25. 1.54 km NE of Granite Falls, Washington · 15596 days ago · 12 km deep · 68 km away
  26. 1.83 km N of Bainbridge Island, Washington · 15596 days ago · 18 km deep · 46 km away

Before

  1. 2.00 km NE of Roslyn, Washington · 15656 days ago · 3 km deep · 78 km away
  2. 2.13 km ENE of May Creek, Washington · 15662 days ago · 10 km deep · 47 km away
  3. 2.45 km WSW of Lake Cavanaugh, Washington · 15666 days ago · 6 km deep · 92 km away
  4. 1.55 km SW of Hansville, Washington · 15666 days ago · 21 km deep · 66 km away
  5. 1.71 km NNE of Union Hill-Novelty Hill, Washington · 15666 days ago · 10 km deep · 22 km away
  6. 4.36 km W of Skokomish, Washington · 15667 days ago · 43 km deep · 99 km away
  7. 2.28 km S of Leavenworth, Washington · 15670 days ago · 1 km deep · 98 km away
  8. 2.02 km NNW of Lakeland South, Washington · 15672 days ago · 13 km deep · 34 km away
  9. 1.71 km NNW of Snoqualmie, Washington · 15677 days ago · 1 km deep · 10 km away
  10. 2.36 km WSW of Lake Cavanaugh, Washington · 15680 days ago · 11 km deep · 91 km away
  11. 2.13 km E of Cle Elum, Washington · 15680 days ago · -1 km deep · 86 km away
  12. 1.58 km NW of Greenwater, Washington · 15680 days ago · -1 km deep · 36 km away
  13. 2.310 km NNW of Belfair, Washington · 15683 days ago · 21 km deep · 70 km away
  14. 1.53 km WSW of Chico, Washington · 15684 days ago · 12 km deep · 62 km away
  15. 1.89 km ESE of Verlot, Washington · 15684 days ago · 3 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10167398. Read Tue, Sep 22, 2026, 9:42 AM UTC.