Washington earthquakes

M2.2 earthquake 9 km ENE of Snoqualmie, Washington

A magnitude 2.2 earthquake struck 9 km ENE of Snoqualmie, Washington on Sat, Sep 22, 1973, 1:31 AM PDT (08:31 UTC), 81 km (50 mi) below the surface.

A larger quake followed: M2.4 0 km NE of Seattle, 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
2.2 (md), micro
Local time
UTC
1973-09-22 08:31:14 UTC
Depth
81.1 km (50.4 mi), intermediate-depth
Epicenter
47.564° N, 121.713° 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, 0.4 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
190°, 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: 68 in the 60 days after this one and 32 in the 30 days before it.

After

  1. 2.214 km NNE of Ashford, Washington · 19356 days ago · 7 km deep · 78 km away
  2. 1.91 km ENE of Seattle, Washington · 19355 days ago · 0 km deep · 46 km away
  3. 2.40 km NE of Seattle, Washington · 19354 days ago · 0 km deep · 47 km away
  4. 2.80 km N of Seattle, Washington · 19354 days ago · -1 km deep · 47 km away
  5. 2.32 km ESE of Seattle, Washington · 19353 days ago · -1 km deep · 45 km away
  6. 2.00 km NNW of Seattle, Washington · 19353 days ago · 0 km deep · 47 km away
  7. 1.60 km E of Seattle, Washington · 19353 days ago · 1 km deep · 46 km away
  8. 1.71 km E of Seattle, Washington · 19353 days ago · 1 km deep · 45 km away
  9. 1.6Puget Sound region, Washington · 19353 days ago · -1 km deep · 46 km away
  10. 2.22 km N of Seattle, Washington · 19353 days ago · -1 km deep · 47 km away
  11. 1.70 km E of Seattle, Washington · 19352 days ago · -1 km deep · 46 km away
  12. 2.11 km SSE of Seattle, Washington · 19352 days ago · 1 km deep · 46 km away
  13. 1.55 km SSW of Woodway, Washington · 19352 days ago · 16 km deep · 57 km away
  14. 1.67 km NNE of Port Ludlow, Washington · 19351 days ago · 4 km deep · 85 km away
  15. 1.73 km SW of Seattle, Washington · 19351 days ago · 0 km deep · 49 km away
  16. 1.61 km NNW of Hansville, Washington · 19349 days ago · 20 km deep · 76 km away
  17. 1.70 km NE of Seattle, Washington · 19348 days ago · 1 km deep · 46 km away
  18. 1.616 km ESE of Ashford, Washington · 19347 days ago · 11 km deep · 96 km away
  19. 2.84 km N of Hansville, Washington · 19345 days ago · 23 km deep · 77 km away
  20. 1.72 km W of Medina, Washington · 19345 days ago · 0 km deep · 41 km away
  21. 1.64 km WSW of Wilderness Rim, Washington · 19345 days ago · 18 km deep · 16 km away
  22. 1.61 km ENE of Indianola, Washington · 19345 days ago · 13 km deep · 63 km away
  23. 2.00 km SW of Seattle, Washington · 19343 days ago · 1 km deep · 47 km away
  24. 1.91 km NNW of Seattle, Washington · 19343 days ago · -1 km deep · 47 km away
  25. 3.3Puget Sound region, Washington · 19343 days ago · 2 km deep · 46 km away
  26. 1.72 km SSW of Seattle, Washington · 19343 days ago · 0 km deep · 47 km away
  27. 1.54 km SE of Bainbridge Island, Washington · 19343 days ago · 3 km deep · 58 km away
  28. 1.9Puget Sound region, Washington · 19343 days ago · 1 km deep · 46 km away
  29. 2.81 km NW of Seattle, Washington · 19343 days ago · -1 km deep · 47 km away
  30. 2.43 km W of Medina, Washington · 19343 days ago · 2 km deep · 42 km away
  31. 2.52 km W of Medina, Washington · 19343 days ago · -1 km deep · 42 km away
  32. 1.71 km W of Medina, Washington · 19343 days ago · -1 km deep · 41 km away
  33. 1.82 km WNW of Medina, Washington · 19342 days ago · -1 km deep · 41 km away
  34. 1.80 km WNW of Medina, Washington · 19342 days ago · -1 km deep · 40 km away
  35. 1.64 km W of Medina, Washington · 19342 days ago · 0 km deep · 43 km away
  36. 2.82 km W of Medina, Washington · 19342 days ago · 4 km deep · 42 km away
  37. 1.71 km SW of Seattle, Washington · 19341 days ago · 1 km deep · 48 km away
  38. 2.31 km ESE of Seattle, Washington · 19341 days ago · 1 km deep · 45 km away
  39. 1.66 km SW of Woodway, Washington · 19340 days ago · 21 km deep · 59 km away
  40. 2.50 km NNW of Seattle, Washington · 19340 days ago · -1 km deep · 47 km away
  41. 1.70 km SE of Seattle, Washington · 19340 days ago · 1 km deep · 46 km away
  42. 2.81 km ENE of Seattle, Washington · 19338 days ago · 2 km deep · 45 km away
  43. 2.60 km ENE of Seattle, Washington · 19338 days ago · 1 km deep · 46 km away
  44. 1.85 km NNW of White Center, Washington · 19337 days ago · 0 km deep · 49 km away
  45. 1.64 km S of Lake Cavanaugh, Washington · 19336 days ago · 13 km deep · 83 km away
  46. 1.65 km SW of Seattle, Washington · 19335 days ago · 1 km deep · 51 km away
  47. 1.63 km SE of Seattle, Washington · 19333 days ago · 1 km deep · 43 km away
  48. 1.57 km WNW of Gorst, Washington · 19331 days ago · 20 km deep · 81 km away
  49. 1.51 km SE of Seattle, Washington · 19331 days ago · -1 km deep · 45 km away
  50. 1.90 km NE of Seattle, Washington · 19331 days ago · 0 km deep · 46 km away
  51. 1.92 km NNE of Normandy Park, Washington · 19329 days ago · 19 km deep · 48 km away
  52. 1.50 km N of Seattle, Washington · 19328 days ago · 1 km deep · 47 km away
  53. 2.60 km NNE of Seattle, Washington · 19325 days ago · 0 km deep · 46 km away
  54. 1.76 km E of Issaquah, Washington · 19325 days ago · 10 km deep · 18 km away
  55. 2.10 km NNE of Seattle, Washington · 19320 days ago · 1 km deep · 47 km away
  56. 1.814 km E of Carnation, Washington · 19318 days ago · 8 km deep · 11 km away
  57. 1.61 km WNW of Puyallup, Washington · 19317 days ago · 23 km deep · 61 km away
  58. 3.00 km SE of Seattle, Washington · 19316 days ago · 4 km deep · 46 km away
  59. 2.30 km N of Seattle, Washington · 19316 days ago · -1 km deep · 47 km away
  60. 1.53 km SW of Seattle, Washington · 19316 days ago · 1 km deep · 49 km away

The first 60 of 68.

Before

  1. 1.54 km SW of Seattle, Washington · 19363 days ago · 0 km deep · 49 km away
  2. 2.011 km SW of Seabeck, Washington · 19364 days ago · 9 km deep · 93 km away
  3. 2.41 km NE of Shoreline, Washington · 19364 days ago · 23 km deep · 51 km away
  4. 1.66 km WSW of Seattle, Washington · 19366 days ago · -1 km deep · 53 km away
  5. 1.55 km N of Marrowstone, Washington · 19366 days ago · 24 km deep · 94 km away
  6. 1.62 km NNE of Dash Point, Washington · 19368 days ago · 4 km deep · 58 km away
  7. 1.73 km ENE of Mirrormont, Washington · 19368 days ago · 23 km deep · 21 km away
  8. 1.910 km NNW of Packwood, Washington · 19371 days ago · 2 km deep · 97 km away
  9. 1.91 km ESE of Enetai, Washington · 19372 days ago · 20 km deep · 65 km away
  10. 2.70 km ENE of Enetai, Washington · 19372 days ago · 20 km deep · 66 km away
  11. 1.81 km SE of Enetai, Washington · 19372 days ago · 20 km deep · 65 km away
  12. 2.80 km NNE of Enetai, Washington · 19372 days ago · 20 km deep · 66 km away
  13. 2.44 km NW of Swede Heaven, Washington · 19375 days ago · -1 km deep · 84 km away
  14. 1.95 km WSW of Seattle, Washington · 19375 days ago · 1 km deep · 52 km away
  15. 2.15 km ESE of Port Townsend, Washington · 19376 days ago · 59 km deep · 94 km away
  16. 3.727 km E of Darrington, Washington · 19376 days ago · 4 km deep · 83 km away
  17. 2.311 km SW of Concrete, Washington · 19376 days ago · 0 km deep · 99 km away
  18. 1.63 km WNW of Seattle, Washington · 19377 days ago · -1 km deep · 50 km away
  19. 2.02 km WNW of Seattle, Washington · 19378 days ago · -1 km deep · 49 km away
  20. 1.83 km NNE of Seattle, Washington · 19378 days ago · -1 km deep · 46 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10857163. Read Tue, Sep 22, 2026, 12:17 PM UTC.