Washington earthquakes

M1.7 earthquake 7 km NNE of Startup, Washington

A magnitude 1.7 earthquake struck 7 km NNE of Startup, Washington on Mon, Oct 27, 2008, 1:45 AM PDT (08:45 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M2.8 9 km SSE of Sultan, 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
1.7 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2008-10-27 08:45:10 UTC
Depth
9.1 km (5.6 mi), shallow
Epicenter
47.929° N, 121.687° 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 0.1 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
84°
Stations used
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 1.73 km ENE of East Renton Highlands, Washington · 6551 days ago · 22 km deep · 56 km away
  2. 1.82 km NNE of Maple Valley, Washington · 6551 days ago · 19 km deep · 63 km away
  3. 2.25 km N of Lofall, Washington · 6551 days ago · 20 km deep · 73 km away
  4. 1.71 km NW of Bonney Lake, Washington · 6551 days ago · 16 km deep · 91 km away
  5. 1.60 km NW of Maple Valley, Washington · 6551 days ago · 14 km deep · 65 km away
  6. 1.7Puget Sound region, Washington · 6551 days ago · 14 km deep · 92 km away
  7. 1.79 km NNE of Lake Marcel-Stillwater, Washington · 6550 days ago · 5 km deep · 22 km away
  8. 2.06 km SW of Port Ludlow, Washington · 6549 days ago · 0 km deep · 78 km away
  9. 1.73 km SSE of Ames Lake, Washington · 6543 days ago · 17 km deep · 41 km away
  10. 1.83 km NNE of Woods Creek, Washington · 6535 days ago · 10 km deep · 15 km away
  11. 1.75 km WNW of Wauna, Washington · 6531 days ago · 21 km deep · 97 km away
  12. 2.40 km SW of Mercer Island, Washington · 6530 days ago · 3 km deep · 57 km away
  13. 2.40 km S of Mercer Island, Washington · 6530 days ago · 3 km deep · 57 km away
  14. 1.89 km N of Quilcene, Washington · 6522 days ago · 15 km deep · 88 km away
  15. 2.89 km SSE of Sultan, Washington · 6522 days ago · 17 km deep · 18 km away · felt by 11
  16. 1.71 km WNW of Gorst, Washington · 6519 days ago · 22 km deep · 89 km away
  17. 1.81 km SSW of Lynnwood, Washington · 6519 days ago · 24 km deep · 50 km away
  18. 1.96 km W of Burley, Washington · 6516 days ago · 23 km deep · 95 km away
  19. 1.62 km NE of Lake Roesiger, Washington · 6515 days ago · 13 km deep · 18 km away
  20. 2.05 km NNE of Oso, Washington · 6513 days ago · 2 km deep · 46 km away
  21. 1.51 km SSW of Ames Lake, Washington · 6510 days ago · 20 km deep · 41 km away
  22. 1.71 km SSE of Meadowdale, Washington · 6501 days ago · 23 km deep · 49 km away
  23. 1.63 km SE of La Conner, Washington · 6497 days ago · 11 km deep · 76 km away
  24. 1.93 km W of Mount Vernon, Washington · 6496 days ago · 8 km deep · 75 km away
  25. 1.65 km WSW of Mount Vernon, Washington · 6496 days ago · -1 km deep · 74 km away

Before

  1. 1.76 km NW of Sedro-Woolley, Washington · 6552 days ago · 5 km deep · 82 km away
  2. 2.37 km W of Burley, Washington · 6553 days ago · 26 km deep · 96 km away
  3. 1.50 km WSW of Monroe North, Washington · 6560 days ago · 15 km deep · 23 km away
  4. 1.83 km ENE of Maple Heights-Lake Desire, Washington · 6562 days ago · 20 km deep · 60 km away
  5. 1.710 km NW of Port Townsend, Washington · 6562 days ago · 27 km deep · 91 km away
  6. 1.53 km W of Rockport, Washington · 6563 days ago · 4 km deep · 62 km away
  7. 1.71 km WNW of Rockport, Washington · 6563 days ago · 0 km deep · 63 km away
  8. 1.94 km SE of Oso, Washington · 6564 days ago · 11 km deep · 38 km away
  9. 2.40 km NE of Clyde Hill, Washington · 6577 days ago · 27 km deep · 51 km away
  10. 1.66 km WSW of Wilderness Rim, Washington · 6578 days ago · 19 km deep · 57 km away
  11. 1.61 km ESE of Oso, Washington · 6579 days ago · 13 km deep · 41 km away
  12. 2.12 km SSW of Kingston, Washington · 6580 days ago · 28 km deep · 63 km away
  13. 2.11 km SE of Oso, Washington · 6580 days ago · 13 km deep · 40 km away
  14. 1.75 km SE of Oso, Washington · 6582 days ago · 14 km deep · 37 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10762568. Read Mon, Oct 5, 2026, 7:38 AM UTC.