Washington earthquakes

M2.3 earthquake 9 km ENE of Snoqualmie, Washington

A magnitude 2.3 earthquake struck 9 km ENE of Snoqualmie, Washington on Wed, Dec 15, 1971, 11:37 AM PST (19:37 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M2.6 5 km ESE of Freeland, Washington. This one was a foreshock.

Snoqualmie 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
1971-12-15 19:37:15 UTC
Depth
8.5 km (5.3 mi), shallow
Epicenter
47.569° N, 121.715° 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 1.4 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
251°, poorly surrounded by stations
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: 35 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 2.32 km ENE of Snoqualmie, Washington · 20002 days ago · 12 km deep · 7 km away
  2. 2.018 km SSE of Carbonado, Washington · 20000 days ago · 4 km deep · 74 km away
  3. 1.89 km W of Belfair, Washington · 19999 days ago · 1 km deep · 94 km away
  4. 2.65 km ESE of Freeland, Washington · 19999 days ago · 17 km deep · 73 km away
  5. 3.49 km NNW of Belfair, Washington · 19998 days ago · 17 km deep · 87 km away
  6. 1.80 km SE of Kingsgate, Washington · 19995 days ago · 17 km deep · 38 km away
  7. 2.10 km NNE of Mercer Island, Washington · 19994 days ago · 20 km deep · 38 km away
  8. 2.24 km W of Chico, Washington · 19993 days ago · 21 km deep · 80 km away
  9. 1.74 km W of Chico, Washington · 19993 days ago · 20 km deep · 79 km away
  10. 4.11 km ENE of Mercer Island, Washington · 19993 days ago · 21 km deep · 37 km away
  11. 2.21 km NNE of Mercer Island, Washington · 19993 days ago · 19 km deep · 37 km away
  12. 1.50 km ESE of Mercer Island, Washington · 19993 days ago · 21 km deep · 37 km away
  13. 2.21 km SW of Beaux Arts Village, Washington · 19993 days ago · 20 km deep · 37 km away
  14. 1.81 km WSW of Mercer Island, Washington · 19993 days ago · 21 km deep · 39 km away
  15. 1.81 km S of Beaux Arts Village, Washington · 19992 days ago · 19 km deep · 36 km away
  16. 3.21 km W of Chico, Washington · 19990 days ago · 12 km deep · 76 km away
  17. 2.91 km SW of Ketron, Washington · 19990 days ago · 24 km deep · 84 km away
  18. 2.60 km WSW of Beaux Arts Village, Washington · 19989 days ago · 19 km deep · 37 km away
  19. 2.16 km SE of Bainbridge Island, Washington · 19988 days ago · 20 km deep · 56 km away
  20. 1.91 km WSW of Keyport, Washington · 19984 days ago · 27 km deep · 71 km away
  21. 2.60 km W of Beaux Arts Village, Washington · 19980 days ago · 20 km deep · 37 km away
  22. 3.61 km NE of Artondale, Washington · 19976 days ago · 45 km deep · 72 km away
  23. 2.25 km SW of Des Moines, Washington · 19976 days ago · 19 km deep · 54 km away
  24. 2.04 km E of Tanner, Washington · 19975 days ago · 79 km deep · 10 km away
  25. 2.87 km NW of Belfair, Washington · 19975 days ago · 23 km deep · 90 km away
  26. 1.90 km SSE of Tracyton, Washington · 19975 days ago · 23 km deep · 70 km away
  27. 2.31 km NW of Bothell West, Washington · 19974 days ago · 21 km deep · 49 km away
  28. 2.95 km NNE of Dash Point, Washington · 19973 days ago · 13 km deep · 56 km away
  29. 3.02 km E of Carnation, Washington · 19973 days ago · 18 km deep · 15 km away
  30. 1.92 km W of White Center, Washington · 19970 days ago · 24 km deep · 51 km away
  31. 2.80 km SSE of Beaux Arts Village, Washington · 19969 days ago · 21 km deep · 36 km away
  32. 2.32 km S of Ames Lake, Washington · 19965 days ago · 19 km deep · 20 km away
  33. 2.23 km WNW of Medina, Washington · 19962 days ago · 8 km deep · 42 km away
  34. 2.32 km NW of Southworth, Washington · 19960 days ago · 20 km deep · 61 km away
  35. 2.01 km NE of Burien, Washington · 19955 days ago · 27 km deep · 48 km away

Before

  1. 2.60 km N of Mercer Island, Washington · 20006 days ago · 20 km deep · 38 km away
  2. 2.00 km WNW of Kingston, Washington · 20008 days ago · 10 km deep · 65 km away
  3. 2.26 km S of Seabeck, Washington · 20012 days ago · 21 km deep · 83 km away
  4. 2.613 km E of Lake Marcel-Stillwater, Washington · 20013 days ago · 11 km deep · 12 km away
  5. 1.91 km SSE of Kingsgate, Washington · 20014 days ago · 14 km deep · 38 km away
  6. 2.02 km SSE of Des Moines, Washington · 20015 days ago · 8 km deep · 50 km away
  7. 1.70 km NE of White Center, Washington · 20016 days ago · 25 km deep · 48 km away
  8. 1.93 km S of Des Moines, Washington · 20022 days ago · 9 km deep · 50 km away
  9. 1.83 km NNE of Bonney Lake, Washington · 20023 days ago · 21 km deep · 53 km away
  10. 4.116 km SE of Darrington, Washington · 20028 days ago · 24 km deep · 70 km away
  11. 1.51 km SW of Mountlake Terrace, Washington · 20030 days ago · 27 km deep · 51 km away
  12. 1.60 km NW of Wilburton, Washington · 20030 days ago · 19 km deep · 36 km away
  13. 2.80 km ESE of Mukilteo, Washington · 20035 days ago · 62 km deep · 60 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10852243. Read Tue, Sep 22, 2026, 9:31 PM UTC.