Washington earthquakes

M2.3 earthquake 13 km W of Quilcene, Washington

A magnitude 2.3 earthquake struck 13 km W of Quilcene, Washington on Tue, Aug 28, 1973, 11:18 PM PDT (06:18 UTC), 48 km (30 mi) below the surface.

A larger quake followed: M3.3 Puget Sound region, Washington. This one was a foreshock.

Quilcene 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
1973-08-29 06:18:05 UTC
Depth
48.3 km (30.0 mi), shallow
Epicenter
47.815° N, 123.052° 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 0.9 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
125°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.61 km ESE of Clyde Hill, Washington · 19388 days ago · 25 km deep · 67 km away
  2. 1.66 km ESE of Bainbridge Island, Washington · 19387 days ago · -1 km deep · 51 km away
  3. 1.53 km W of Hunts Point, Washington · 19387 days ago · 2 km deep · 61 km away
  4. 1.54 km WSW of Seattle, Washington · 19387 days ago · -1 km deep · 56 km away
  5. 1.52 km W of Seattle, Washington · 19386 days ago · 1 km deep · 56 km away
  6. 1.90 km ENE of Seattle, Washington · 19386 days ago · 1 km deep · 59 km away
  7. 1.53 km NNW of Seattle, Washington · 19386 days ago · 0 km deep · 56 km away
  8. 1.83 km NNE of Seattle, Washington · 19385 days ago · -1 km deep · 58 km away
  9. 2.02 km WNW of Seattle, Washington · 19385 days ago · -1 km deep · 57 km away
  10. 1.63 km WNW of Seattle, Washington · 19384 days ago · -1 km deep · 56 km away
  11. 2.15 km ESE of Port Townsend, Washington · 19382 days ago · 59 km deep · 42 km away
  12. 1.95 km WSW of Seattle, Washington · 19382 days ago · 1 km deep · 55 km away
  13. 2.80 km NNE of Enetai, Washington · 19379 days ago · 20 km deep · 42 km away
  14. 1.81 km SE of Enetai, Washington · 19379 days ago · 20 km deep · 44 km away
  15. 2.70 km ENE of Enetai, Washington · 19379 days ago · 20 km deep · 43 km away
  16. 1.91 km ESE of Enetai, Washington · 19379 days ago · 20 km deep · 43 km away
  17. 1.98 km NW of Friday Harbor, Washington · 19376 days ago · 6 km deep · 87 km away
  18. 1.86 km NW of Friday Harbor, Washington · 19375 days ago · 5 km deep · 85 km away
  19. 2.58 km NNW of Aberdeen Gardens, Washington · 19375 days ago · 13 km deep · 96 km away
  20. 1.73 km ENE of Mirrormont, Washington · 19375 days ago · 23 km deep · 90 km away
  21. 1.62 km NNE of Dash Point, Washington · 19375 days ago · 4 km deep · 72 km away
  22. 1.55 km N of Marrowstone, Washington · 19373 days ago · 24 km deep · 43 km away
  23. 1.66 km WSW of Seattle, Washington · 19372 days ago · -1 km deep · 54 km away
  24. 2.116 km W of Quilcene, Washington · 19372 days ago · 45 km deep · 4 km away
  25. 2.41 km NE of Shoreline, Washington · 19371 days ago · 23 km deep · 54 km away
  26. 2.011 km SW of Seabeck, Washington · 19370 days ago · 9 km deep · 28 km away
  27. 1.54 km SW of Seattle, Washington · 19369 days ago · 0 km deep · 57 km away
  28. 2.815 km NNE of Oak Bay, Canada · 19363 days ago · 50 km deep · 87 km away
  29. 1.91 km ENE of Seattle, Washington · 19361 days ago · 0 km deep · 59 km away
  30. 2.40 km NE of Seattle, Washington · 19360 days ago · 0 km deep · 59 km away
  31. 2.80 km N of Seattle, Washington · 19360 days ago · -1 km deep · 58 km away
  32. 2.32 km ESE of Seattle, Washington · 19360 days ago · -1 km deep · 61 km away
  33. 2.00 km NNW of Seattle, Washington · 19360 days ago · 0 km deep · 58 km away
  34. 1.60 km E of Seattle, Washington · 19360 days ago · 1 km deep · 59 km away
  35. 1.71 km E of Seattle, Washington · 19360 days ago · 1 km deep · 60 km away
  36. 1.6Puget Sound region, Washington · 19360 days ago · -1 km deep · 59 km away
  37. 2.22 km N of Seattle, Washington · 19359 days ago · -1 km deep · 58 km away
  38. 1.70 km E of Seattle, Washington · 19359 days ago · -1 km deep · 59 km away
  39. 2.11 km SSE of Seattle, Washington · 19358 days ago · 1 km deep · 60 km away
  40. 1.55 km SSW of Woodway, Washington · 19358 days ago · 16 km deep · 48 km away
  41. 1.67 km NNE of Port Ludlow, Washington · 19358 days ago · 4 km deep · 35 km away
  42. 1.73 km SW of Seattle, Washington · 19357 days ago · 0 km deep · 58 km away
  43. 1.710 km SSE of Port Angeles East, Washington · 19357 days ago · 46 km deep · 30 km away
  44. 1.61 km NNW of Hansville, Washington · 19356 days ago · 20 km deep · 39 km away
  45. 1.70 km NE of Seattle, Washington · 19355 days ago · 1 km deep · 59 km away
  46. 1.78 km SE of Oak Bay, Canada · 19354 days ago · 22 km deep · 66 km away
  47. 2.84 km N of Hansville, Washington · 19352 days ago · 23 km deep · 41 km away
  48. 1.72 km W of Medina, Washington · 19352 days ago · 0 km deep · 63 km away
  49. 1.61 km ENE of Indianola, Washington · 19352 days ago · 13 km deep · 41 km away
  50. 2.00 km SW of Seattle, Washington · 19350 days ago · 1 km deep · 58 km away
  51. 1.91 km NNW of Seattle, Washington · 19350 days ago · -1 km deep · 58 km away
  52. 3.3Puget Sound region, Washington · 19350 days ago · 2 km deep · 59 km away
  53. 1.72 km SSW of Seattle, Washington · 19350 days ago · 0 km deep · 59 km away
  54. 1.54 km SE of Bainbridge Island, Washington · 19350 days ago · 3 km deep · 49 km away
  55. 1.9Puget Sound region, Washington · 19350 days ago · 1 km deep · 58 km away
  56. 2.81 km NW of Seattle, Washington · 19349 days ago · -1 km deep · 58 km away
  57. 2.43 km W of Medina, Washington · 19349 days ago · 2 km deep · 62 km away
  58. 2.52 km W of Medina, Washington · 19349 days ago · -1 km deep · 63 km away
  59. 1.71 km W of Medina, Washington · 19349 days ago · -1 km deep · 63 km away
  60. 1.82 km WNW of Medina, Washington · 19349 days ago · -1 km deep · 63 km away

The first 60 of 82.

Before

  1. 1.81 km ENE of Silver Firs, Washington · 19391 days ago · 23 km deep · 69 km away
  2. 1.69 km N of Hoodsport, Washington · 19391 days ago · 40 km deep · 36 km away
  3. 1.70 km SW of Allyn, Washington · 19391 days ago · 22 km deep · 51 km away
  4. 2.410 km WNW of Allyn, Washington · 19391 days ago · 14 km deep · 46 km away
  5. 1.70 km E of Mill Creek East, Washington · 19393 days ago · 16 km deep · 65 km away
  6. 1.72 km NW of Ravensdale, Washington · 19398 days ago · 5 km deep · 92 km away
  7. 1.90 km NW of Edmonds, Washington · 19399 days ago · 23 km deep · 50 km away
  8. 3.531 km NE of Amanda Park, Washington · 19406 days ago · 46 km deep · 43 km away
  9. 2.71 km NNE of Woods Creek, Washington · 19406 days ago · 12 km deep · 87 km away
  10. 1.97 km NNE of Bonney Lake, Washington · 19407 days ago · 26 km deep · 93 km away
  11. 1.75 km ENE of Sumner, Washington · 19407 days ago · 22 km deep · 93 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10856818. Read Tue, Sep 29, 2026, 3:14 AM UTC.