Washington earthquakes

M1.7 earthquake 5 km ENE of Sumner, Washington

A magnitude 1.7 earthquake struck 5 km ENE of Sumner, Washington on Fri, Aug 10, 1973, 3:12 PM PDT (22:12 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M1.9 7 km NNE of Bonney Lake, Washington. This one was a foreshock.

Sumner forecastMore in Washington

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.7 (md), micro
Local time
UTC
1973-08-10 22:12:15 UTC
Depth
22.4 km (13.9 mi), shallow
Epicenter
47.228° N, 122.178° 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 2.7 km horizontally, 5.6 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
146°
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 12 in the 30 days before it.

After

  1. 1.97 km NNE of Bonney Lake, Washington · 19400 days ago · 26 km deep · 2 km away
  2. 2.71 km NNE of Woods Creek, Washington · 19399 days ago · 12 km deep · 77 km away
  3. 1.90 km NW of Edmonds, Washington · 19392 days ago · 23 km deep · 67 km away
  4. 1.72 km NW of Ravensdale, Washington · 19391 days ago · 5 km deep · 21 km away
  5. 1.913 km ENE of Ashford, Washington · 19389 days ago · 8 km deep · 53 km away
  6. 1.70 km E of Mill Creek East, Washington · 19386 days ago · 16 km deep · 68 km away
  7. 2.712 km S of Morton, Washington · 19385 days ago · 11 km deep · 87 km away
  8. 2.410 km WNW of Allyn, Washington · 19384 days ago · 14 km deep · 63 km away
  9. 1.70 km SW of Allyn, Washington · 19384 days ago · 22 km deep · 52 km away
  10. 1.69 km N of Hoodsport, Washington · 19384 days ago · 40 km deep · 78 km away
  11. 1.81 km ENE of Silver Firs, Washington · 19384 days ago · 23 km deep · 71 km away
  12. 2.313 km W of Quilcene, Washington · 19382 days ago · 48 km deep · 93 km away
  13. 1.61 km ESE of Clyde Hill, Washington · 19381 days ago · 25 km deep · 44 km away
  14. 1.66 km ESE of Bainbridge Island, Washington · 19380 days ago · -1 km deep · 46 km away
  15. 1.53 km W of Hunts Point, Washington · 19380 days ago · 2 km deep · 46 km away
  16. 1.54 km WSW of Seattle, Washington · 19380 days ago · -1 km deep · 43 km away
  17. 1.52 km W of Seattle, Washington · 19379 days ago · 1 km deep · 45 km away
  18. 1.90 km ENE of Seattle, Washington · 19379 days ago · 1 km deep · 44 km away
  19. 1.53 km NNW of Seattle, Washington · 19379 days ago · 0 km deep · 47 km away
  20. 1.83 km NNE of Seattle, Washington · 19378 days ago · -1 km deep · 47 km away
  21. 2.02 km WNW of Seattle, Washington · 19378 days ago · -1 km deep · 45 km away
  22. 1.63 km WNW of Seattle, Washington · 19377 days ago · -1 km deep · 46 km away
  23. 1.95 km WSW of Seattle, Washington · 19375 days ago · 1 km deep · 44 km away
  24. 2.80 km NNE of Enetai, Washington · 19372 days ago · 20 km deep · 51 km away
  25. 1.81 km SE of Enetai, Washington · 19372 days ago · 20 km deep · 49 km away
  26. 2.70 km ENE of Enetai, Washington · 19372 days ago · 20 km deep · 51 km away
  27. 1.91 km ESE of Enetai, Washington · 19372 days ago · 20 km deep · 50 km away
  28. 1.910 km NNW of Packwood, Washington · 19370 days ago · 2 km deep · 69 km away
  29. 1.99 km SSE of Mossyrock, Washington · 19369 days ago · 9 km deep · 88 km away
  30. 1.73 km ENE of Mirrormont, Washington · 19368 days ago · 23 km deep · 32 km away
  31. 1.62 km NNE of Dash Point, Washington · 19368 days ago · 4 km deep · 21 km away
  32. 2.212 km SSE of Mossyrock, Washington · 19366 days ago · 11 km deep · 91 km away
  33. 1.66 km WSW of Seattle, Washington · 19365 days ago · -1 km deep · 44 km away
  34. 2.116 km W of Quilcene, Washington · 19365 days ago · 45 km deep · 94 km away
  35. 2.41 km NE of Shoreline, Washington · 19364 days ago · 23 km deep · 61 km away
  36. 2.011 km SW of Seabeck, Washington · 19363 days ago · 9 km deep · 69 km away
  37. 1.54 km SW of Seattle, Washington · 19362 days ago · 0 km deep · 42 km away
  38. 2.29 km ENE of Snoqualmie, Washington · 19358 days ago · 81 km deep · 51 km away
  39. 2.214 km NNE of Ashford, Washington · 19356 days ago · 7 km deep · 43 km away
  40. 1.91 km ENE of Seattle, Washington · 19354 days ago · 0 km deep · 44 km away
  41. 2.40 km NE of Seattle, Washington · 19353 days ago · 0 km deep · 44 km away
  42. 2.80 km N of Seattle, Washington · 19353 days ago · -1 km deep · 45 km away
  43. 2.32 km ESE of Seattle, Washington · 19353 days ago · -1 km deep · 43 km away
  44. 2.00 km NNW of Seattle, Washington · 19353 days ago · 0 km deep · 44 km away
  45. 1.60 km E of Seattle, Washington · 19353 days ago · 1 km deep · 43 km away
  46. 1.71 km E of Seattle, Washington · 19353 days ago · 1 km deep · 43 km away
  47. 1.6Puget Sound region, Washington · 19353 days ago · -1 km deep · 44 km away
  48. 2.22 km N of Seattle, Washington · 19352 days ago · -1 km deep · 46 km away
  49. 1.70 km E of Seattle, Washington · 19352 days ago · -1 km deep · 44 km away
  50. 2.11 km SSE of Seattle, Washington · 19351 days ago · 1 km deep · 42 km away
  51. 1.55 km SSW of Woodway, Washington · 19351 days ago · 16 km deep · 61 km away
  52. 1.67 km NNE of Port Ludlow, Washington · 19351 days ago · 4 km deep · 92 km away
  53. 1.73 km SW of Seattle, Washington · 19350 days ago · 0 km deep · 41 km away
  54. 1.61 km NNW of Hansville, Washington · 19349 days ago · 20 km deep · 84 km away
  55. 1.70 km NE of Seattle, Washington · 19348 days ago · 1 km deep · 44 km away
  56. 1.616 km ESE of Ashford, Washington · 19347 days ago · 11 km deep · 64 km away
  57. 2.84 km N of Hansville, Washington · 19345 days ago · 23 km deep · 86 km away
  58. 1.72 km W of Medina, Washington · 19345 days ago · 0 km deep · 44 km away
  59. 1.64 km WSW of Wilderness Rim, Washington · 19345 days ago · 18 km deep · 35 km away
  60. 1.61 km ENE of Indianola, Washington · 19345 days ago · 13 km deep · 63 km away

The first 60 of 76.

Before

  1. 2.72 km SSE of Wilderness Rim, Washington · 19412 days ago · 15 km deep · 39 km away
  2. 1.91 km ESE of Buckley, Washington · 19416 days ago · -1 km deep · 15 km away
  3. 2.82 km ENE of Lochsloy, Washington · 19417 days ago · 43 km deep · 93 km away
  4. 2.92 km NNW of Belfair, Washington · 19420 days ago · 21 km deep · 57 km away
  5. 1.64 km SW of Hansville, Washington · 19421 days ago · 18 km deep · 79 km away
  6. 2.65 km S of Sultan, Washington · 19421 days ago · 16 km deep · 71 km away
  7. 1.61 km E of Snoqualmie Pass, Washington · 19422 days ago · -1 km deep · 63 km away
  8. 1.50 km W of Auburn, Washington · 19423 days ago · 25 km deep · 10 km away
  9. 2.917 km ENE of Ashford, Washington · 19423 days ago · 7 km deep · 52 km away
  10. 2.417 km ENE of Ashford, Washington · 19423 days ago · 10 km deep · 50 km away
  11. 3.917 km ENE of Ashford, Washington · 19423 days ago · 6 km deep · 52 km away
  12. 1.72 km WSW of Medina, Washington · 19429 days ago · -1 km deep · 43 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10856713. Read Tue, Sep 22, 2026, 2:43 AM UTC.