Washington earthquakes

M1.7 earthquake Washington

A magnitude 1.7 earthquake struck in Washington on Thu, Sep 18, 2008, 11:22 AM PDT (18:22 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M2.6 17 km SSE of Carbonado, Washington. This one was a foreshock.

Carbonado 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
2008-09-18 18:22:53 UTC
Depth
11.8 km (7.3 mi), shallow
Epicenter
47.019° N, 121.787° 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, 0.5 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
54°
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 24 in the 30 days before it.

After

  1. 1.523 km ENE of Ashford, Washington · 6589 days ago · -3 km deep · 18 km away
  2. 1.72 km NE of Wilburton, Washington · 6586 days ago · 3 km deep · 72 km away
  3. 1.814 km SW of Ellensburg, Washington · 6585 days ago · 12 km deep · 83 km away
  4. 1.512 km ESE of Shelton, Washington · 6584 days ago · 4 km deep · 89 km away
  5. 1.62 km NE of North Bend, Washington · 6583 days ago · 17 km deep · 55 km away
  6. 2.617 km SSE of Carbonado, Washington · 6580 days ago · 6 km deep · 13 km away
  7. 1.66 km WSW of Wilderness Rim, Washington · 6578 days ago · 19 km deep · 45 km away
  8. 2.40 km NE of Clyde Hill, Washington · 6577 days ago · 27 km deep · 76 km away
  9. 1.83 km ENE of Maple Heights-Lake Desire, Washington · 6561 days ago · 20 km deep · 52 km away
  10. 1.50 km WSW of Monroe North, Washington · 6560 days ago · 15 km deep · 97 km away
  11. 1.630 km S of Morton, Washington · 6559 days ago · 4 km deep · 88 km away
  12. 1.8Washington · 6557 days ago · 7 km deep · 73 km away
  13. 2.37 km W of Burley, Washington · 6553 days ago · 26 km deep · 84 km away
  14. 1.73 km ENE of East Renton Highlands, Washington · 6551 days ago · 22 km deep · 57 km away
  15. 1.82 km NNE of Maple Valley, Washington · 6551 days ago · 19 km deep · 47 km away
  16. 1.71 km NW of Bonney Lake, Washington · 6551 days ago · 16 km deep · 36 km away
  17. 1.60 km NW of Maple Valley, Washington · 6551 days ago · 14 km deep · 47 km away
  18. 1.7Puget Sound region, Washington · 6551 days ago · 14 km deep · 36 km away
  19. 1.79 km NNE of Lake Marcel-Stillwater, Washington · 6549 days ago · 5 km deep · 84 km away
  20. 1.73 km SSE of Ames Lake, Washington · 6543 days ago · 17 km deep · 66 km away
  21. 2.415 km N of Naches, Washington · 6542 days ago · 14 km deep · 87 km away
  22. 2.214 km SSE of Carbonado, Washington · 6538 days ago · 11 km deep · 16 km away
  23. 1.50 km WSW of Home, Washington · 6535 days ago · 21 km deep · 80 km away
  24. 1.83 km NNE of Woods Creek, Washington · 6535 days ago · 10 km deep · 99 km away
  25. 1.737 km NNE of Amboy, Washington · 6533 days ago · 1 km deep · 96 km away
  26. 1.75 km WNW of Wauna, Washington · 6531 days ago · 21 km deep · 82 km away

Before

  1. 2.71 km ESE of Snoqualmie, Washington · 6591 days ago · 23 km deep · 56 km away · felt by 7
  2. 1.59 km NE of Fall City, Washington · 6594 days ago · 13 km deep · 67 km away
  3. 2.137 km NNE of Amboy, Washington · 6597 days ago · -1 km deep · 96 km away
  4. 1.523 km SSE of Mossyrock, Washington · 6599 days ago · 14 km deep · 89 km away
  5. 2.423 km SSE of Mossyrock, Washington · 6600 days ago · 15 km deep · 89 km away
  6. 1.623 km SSE of Mossyrock, Washington · 6600 days ago · 16 km deep · 90 km away
  7. 2.923 km SSE of Mossyrock, Washington · 6600 days ago · 15 km deep · 89 km away
  8. 2.523 km SSE of Mossyrock, Washington · 6600 days ago · 14 km deep · 89 km away
  9. 1.82 km NE of Snoqualmie, Washington · 6600 days ago · 18 km deep · 59 km away
  10. 1.70 km NNW of Port Orchard, Washington · 6600 days ago · -1 km deep · 87 km away
  11. 1.58 km S of Morton, Washington · 6601 days ago · 15 km deep · 70 km away
  12. 1.516 km WSW of Cliffdell, Washington · 6602 days ago · 11 km deep · 43 km away
  13. 1.837 km NNE of Amboy, Washington · 6604 days ago · 1 km deep · 96 km away
  14. 1.66 km WNW of Tumwater, Washington · 6610 days ago · 0 km deep · 91 km away
  15. 1.57 km WSW of Morton, Washington · 6612 days ago · 19 km deep · 70 km away
  16. 1.619 km SE of Carbonado, Washington · 6612 days ago · 4 km deep · 8 km away
  17. 1.68 km WNW of Tieton, Washington · 6616 days ago · 6 km deep · 78 km away
  18. 2.612 km N of Ashford, Washington · 6616 days ago · 6 km deep · 25 km away
  19. 1.911 km NE of Ashford, Washington · 6616 days ago · 7 km deep · 23 km away
  20. 1.837 km NNE of Amboy, Washington · 6617 days ago · -1 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10752143. Read Mon, Oct 5, 2026, 3:01 AM UTC.