Washington earthquakes

M1.9 earthquake 5 km WSW of Seattle, Washington

A magnitude 1.9 earthquake struck 5 km WSW of Seattle, Washington on Tue, Sep 4, 1973, 6:39 PM PDT (01:39 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M2.4 4 km NW of Swede Heaven, 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
1.9 (md), micro
Local time
UTC
1973-09-05 01:39:33 UTC
Depth
1.2 km (0.8 mi), shallow
Epicenter
47.588° N, 122.404° 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, 0.7 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
245°, poorly surrounded by stations
Stations used
5

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 76 in the 60 days after this one and 25 in the 30 days before it.

After

  1. 2.44 km NW of Swede Heaven, Washington · 19374 days ago · -1 km deep · 94 km away
  2. 2.80 km NNE of Enetai, Washington · 19372 days ago · 20 km deep · 14 km away
  3. 1.81 km SE of Enetai, Washington · 19372 days ago · 20 km deep · 13 km away
  4. 2.70 km ENE of Enetai, Washington · 19372 days ago · 20 km deep · 14 km away
  5. 1.91 km ESE of Enetai, Washington · 19372 days ago · 20 km deep · 14 km away
  6. 1.73 km ENE of Mirrormont, Washington · 19368 days ago · 23 km deep · 36 km away
  7. 1.62 km NNE of Dash Point, Washington · 19368 days ago · 4 km deep · 28 km away
  8. 1.55 km N of Marrowstone, Washington · 19366 days ago · 24 km deep · 61 km away
  9. 1.66 km WSW of Seattle, Washington · 19365 days ago · -1 km deep · 1 km away
  10. 2.116 km W of Quilcene, Washington · 19365 days ago · 45 km deep · 57 km away
  11. 2.41 km NE of Shoreline, Washington · 19364 days ago · 23 km deep · 21 km away
  12. 2.011 km SW of Seabeck, Washington · 19364 days ago · 9 km deep · 41 km away
  13. 1.54 km SW of Seattle, Washington · 19362 days ago · 0 km deep · 3 km away
  14. 2.29 km ENE of Snoqualmie, Washington · 19358 days ago · 81 km deep · 52 km away
  15. 2.214 km NNE of Ashford, Washington · 19356 days ago · 7 km deep · 86 km away
  16. 1.91 km ENE of Seattle, Washington · 19354 days ago · 0 km deep · 7 km away
  17. 2.40 km NE of Seattle, Washington · 19354 days ago · 0 km deep · 6 km away
  18. 2.80 km N of Seattle, Washington · 19353 days ago · -1 km deep · 6 km away
  19. 2.32 km ESE of Seattle, Washington · 19353 days ago · -1 km deep · 8 km away
  20. 2.00 km NNW of Seattle, Washington · 19353 days ago · 0 km deep · 6 km away
  21. 1.60 km E of Seattle, Washington · 19353 days ago · 1 km deep · 6 km away
  22. 1.71 km E of Seattle, Washington · 19353 days ago · 1 km deep · 7 km away
  23. 1.6Puget Sound region, Washington · 19353 days ago · -1 km deep · 6 km away
  24. 2.22 km N of Seattle, Washington · 19352 days ago · -1 km deep · 7 km away
  25. 1.70 km E of Seattle, Washington · 19352 days ago · -1 km deep · 6 km away
  26. 2.11 km SSE of Seattle, Washington · 19351 days ago · 1 km deep · 6 km away
  27. 1.55 km SSW of Woodway, Washington · 19351 days ago · 16 km deep · 18 km away
  28. 1.67 km NNE of Port Ludlow, Washington · 19351 days ago · 4 km deep · 48 km away
  29. 1.73 km SW of Seattle, Washington · 19351 days ago · 0 km deep · 3 km away
  30. 1.710 km SSE of Port Angeles East, Washington · 19350 days ago · 46 km deep · 83 km away
  31. 1.61 km NNW of Hansville, Washington · 19349 days ago · 20 km deep · 40 km away
  32. 1.70 km NE of Seattle, Washington · 19348 days ago · 1 km deep · 6 km away
  33. 2.84 km N of Hansville, Washington · 19345 days ago · 23 km deep · 43 km away
  34. 1.72 km W of Medina, Washington · 19345 days ago · 0 km deep · 12 km away
  35. 1.64 km WSW of Wilderness Rim, Washington · 19345 days ago · 18 km deep · 46 km away
  36. 1.61 km ENE of Indianola, Washington · 19345 days ago · 13 km deep · 20 km away
  37. 2.00 km SW of Seattle, Washington · 19343 days ago · 1 km deep · 5 km away
  38. 1.91 km NNW of Seattle, Washington · 19343 days ago · -1 km deep · 6 km away
  39. 3.3Puget Sound region, Washington · 19343 days ago · 2 km deep · 6 km away
  40. 1.72 km SSW of Seattle, Washington · 19343 days ago · 0 km deep · 5 km away
  41. 1.54 km SE of Bainbridge Island, Washington · 19343 days ago · 3 km deep · 6 km away
  42. 1.9Puget Sound region, Washington · 19343 days ago · 1 km deep · 8 km away
  43. 2.81 km NW of Seattle, Washington · 19343 days ago · -1 km deep · 6 km away
  44. 2.43 km W of Medina, Washington · 19342 days ago · 2 km deep · 10 km away
  45. 2.52 km W of Medina, Washington · 19342 days ago · -1 km deep · 11 km away
  46. 1.71 km W of Medina, Washington · 19342 days ago · -1 km deep · 12 km away
  47. 1.82 km WNW of Medina, Washington · 19342 days ago · -1 km deep · 12 km away
  48. 1.80 km WNW of Medina, Washington · 19342 days ago · -1 km deep · 13 km away
  49. 1.64 km W of Medina, Washington · 19342 days ago · 0 km deep · 10 km away
  50. 2.82 km W of Medina, Washington · 19342 days ago · 4 km deep · 11 km away
  51. 1.71 km SW of Seattle, Washington · 19341 days ago · 1 km deep · 4 km away
  52. 2.31 km ESE of Seattle, Washington · 19341 days ago · 1 km deep · 7 km away
  53. 1.66 km SW of Woodway, Washington · 19340 days ago · 21 km deep · 19 km away
  54. 2.50 km NNW of Seattle, Washington · 19340 days ago · -1 km deep · 6 km away
  55. 1.56 km WNW of Shelton, Washington · 19340 days ago · 12 km deep · 70 km away
  56. 1.70 km SE of Seattle, Washington · 19340 days ago · 1 km deep · 6 km away
  57. 2.81 km ENE of Seattle, Washington · 19338 days ago · 2 km deep · 7 km away
  58. 2.60 km ENE of Seattle, Washington · 19338 days ago · 1 km deep · 6 km away
  59. 1.85 km NNW of White Center, Washington · 19337 days ago · 0 km deep · 4 km away
  60. 1.64 km S of Lake Cavanaugh, Washington · 19336 days ago · 13 km deep · 83 km away

The first 60 of 76.

Before

  1. 2.15 km ESE of Port Townsend, Washington · 19375 days ago · 59 km deep · 61 km away
  2. 1.63 km WNW of Seattle, Washington · 19377 days ago · -1 km deep · 4 km away
  3. 2.02 km WNW of Seattle, Washington · 19378 days ago · -1 km deep · 4 km away
  4. 1.83 km NNE of Seattle, Washington · 19378 days ago · -1 km deep · 8 km away
  5. 1.53 km NNW of Seattle, Washington · 19379 days ago · 0 km deep · 6 km away
  6. 1.90 km ENE of Seattle, Washington · 19379 days ago · 1 km deep · 7 km away
  7. 1.52 km W of Seattle, Washington · 19379 days ago · 1 km deep · 4 km away
  8. 1.54 km WSW of Seattle, Washington · 19380 days ago · -1 km deep · 2 km away
  9. 1.53 km W of Hunts Point, Washington · 19380 days ago · 2 km deep · 11 km away
  10. 1.66 km ESE of Bainbridge Island, Washington · 19380 days ago · -1 km deep · 4 km away
  11. 1.61 km ESE of Clyde Hill, Washington · 19381 days ago · 25 km deep · 16 km away
  12. 2.313 km W of Quilcene, Washington · 19382 days ago · 48 km deep · 55 km away
  13. 1.81 km ENE of Silver Firs, Washington · 19385 days ago · 23 km deep · 37 km away
  14. 1.69 km N of Hoodsport, Washington · 19385 days ago · 40 km deep · 56 km away
  15. 1.70 km SW of Allyn, Washington · 19385 days ago · 22 km deep · 39 km away
  16. 2.410 km WNW of Allyn, Washington · 19385 days ago · 14 km deep · 47 km away
  17. 1.70 km E of Mill Creek East, Washington · 19386 days ago · 16 km deep · 33 km away
  18. 1.913 km ENE of Ashford, Washington · 19389 days ago · 8 km deep · 97 km away
  19. 1.72 km NW of Ravensdale, Washington · 19391 days ago · 5 km deep · 38 km away
  20. 1.90 km NW of Edmonds, Washington · 19392 days ago · 23 km deep · 25 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10856938. Read Tue, Sep 22, 2026, 7:41 AM UTC.