Washington earthquakes

M1.7 earthquake 5 km WSW of Seabeck, Washington

A magnitude 1.7 earthquake struck 5 km WSW of Seabeck, Washington on Mon, Aug 25, 2003, 11:47 AM PDT (18:47 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M2.5 8 km ESE of Oak Bay, Canada. This one was a foreshock.

Seabeck 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
1.7 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2003-08-25 18:47:17 UTC
Depth
17.3 km (10.7 mi), shallow
Epicenter
47.622° N, 122.894° 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 0.3 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
92°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 1.81 km E of Maltby, Washington · 8436 days ago · 23 km deep · 63 km away
  2. 1.61 km NE of Skokomish, Washington · 8433 days ago · 43 km deep · 36 km away
  3. 2.38 km NNE of North Sultan, Washington · 8431 days ago · 11 km deep · 93 km away
  4. 1.84 km N of Lake Marcel-Stillwater, Washington · 8419 days ago · 6 km deep · 75 km away
  5. 1.916 km WSW of Skokomish, Washington · 8415 days ago · 19 km deep · 52 km away
  6. 2.06 km NE of Fall City, Washington · 8411 days ago · 17 km deep · 80 km away
  7. 2.214 km NE of Jamestown, Washington · 8410 days ago · 24 km deep · 66 km away
  8. 1.55 km WSW of Hansville, Washington · 8410 days ago · 21 km deep · 37 km away
  9. 1.78 km SW of Sultan, Washington · 8407 days ago · 9 km deep · 78 km away
  10. 1.91 km WSW of Maple Valley, Washington · 8401 days ago · 8 km deep · 67 km away
  11. 1.61 km WNW of Maple Valley, Washington · 8400 days ago · 6 km deep · 67 km away
  12. 1.68 km NNW of Freeland, Washington · 8399 days ago · 57 km deep · 57 km away
  13. 1.61 km NNW of Gig Harbor, Washington · 8398 days ago · 29 km deep · 38 km away
  14. 1.81 km NW of Maple Valley, Washington · 8395 days ago · 11 km deep · 67 km away
  15. 1.50 km ENE of Maple Valley, Washington · 8395 days ago · 9 km deep · 69 km away
  16. 2.58 km ESE of Oak Bay, Canada · 8391 days ago · 44 km deep · 91 km away
  17. 1.62 km NE of Fall City, Washington · 8390 days ago · 7 km deep · 77 km away
  18. 1.525 km E of Forks, Washington · 8389 days ago · 37 km deep · 93 km away
  19. 1.71 km WSW of Mountlake Terrace, Washington · 8387 days ago · 18 km deep · 47 km away
  20. 1.510 km ESE of Riverbend, Washington · 8386 days ago · 12 km deep · 98 km away
  21. 1.65 km WSW of Belfair, Washington · 8385 days ago · 21 km deep · 20 km away

Before

  1. 1.519 km NNE of Jamestown, Washington · 8439 days ago · 48 km deep · 76 km away
  2. 1.512 km WSW of Greenwater, Washington · 8439 days ago · 5 km deep · 99 km away
  3. 2.117 km N of Hoodsport, Washington · 8440 days ago · 44 km deep · 18 km away
  4. 1.6Washington · 8444 days ago · 7 km deep · 97 km away
  5. 1.72 km SW of Port Hadlock-Irondale, Washington · 8446 days ago · 16 km deep · 44 km away
  6. 1.74 km SW of Port Hadlock-Irondale, Washington · 8447 days ago · 18 km deep · 43 km away
  7. 1.54 km SSE of Quilcene, Washington · 8447 days ago · 21 km deep · 18 km away
  8. 2.18 km NE of Lake Marcel-Stillwater, Washington · 8447 days ago · 6 km deep · 80 km away
  9. 1.910 km NNE of Snoqualmie, Washington · 8448 days ago · 12 km deep · 85 km away
  10. 1.51 km NNW of Lake Marcel-Stillwater, Washington · 8450 days ago · 27 km deep · 73 km away
  11. 2.14 km ENE of Belfair, Washington · 8451 days ago · 11 km deep · 19 km away
  12. 1.91 km SSE of Port Hadlock-Irondale, Washington · 8452 days ago · 16 km deep · 45 km away
  13. 1.92 km N of Lake Marcel-Stillwater, Washington · 8453 days ago · 28 km deep · 74 km away
  14. 1.51 km WNW of Lake Marcel-Stillwater, Washington · 8459 days ago · 25 km deep · 72 km away
  15. 2.1Washington · 8461 days ago · 26 km deep · 79 km away
  16. 1.66 km W of Hoodsport, Washington · 8463 days ago · -1 km deep · 36 km away
  17. 1.86 km SSE of Quilcene, Washington · 8464 days ago · 26 km deep · 17 km away
  18. 2.01 km E of Enetai, Washington · 8465 days ago · 24 km deep · 24 km away
  19. 1.65 km ENE of Carnation, Washington · 8467 days ago · 7 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10593328. Read Thu, Oct 1, 2026, 4:50 PM UTC.