Washington earthquakes

M1.6 earthquake 19 km SSE of Skykomish, Washington

A magnitude 1.6 earthquake struck 19 km SSE of Skykomish, Washington on Mon, Jan 8, 1990, 3:38 PM PST (23:38 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.6 2 km WSW of Swede Heaven, 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
1.6 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-01-08 23:38:39 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
47.558° N, 121.240° 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, 1.8 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
84°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 1.526 km NE of Ashford, Washington · 13410 days ago · -2 km deep · 83 km away
  2. 2.13 km ESE of Kirkland, Washington · 13410 days ago · 21 km deep · 71 km away
  3. 2.62 km SSE of Maple Heights-Lake Desire, Washington · 13408 days ago · 19 km deep · 65 km away
  4. 2.23 km W of Swede Heaven, Washington · 13403 days ago · 1 km deep · 89 km away
  5. 2.53 km WSW of Swede Heaven, Washington · 13402 days ago · 2 km deep · 89 km away
  6. 1.63 km WSW of Swede Heaven, Washington · 13402 days ago · 2 km deep · 89 km away
  7. 1.61 km NW of Lakeland South, Washington · 13402 days ago · 16 km deep · 85 km away
  8. 1.614 km SSE of Carbonado, Washington · 13400 days ago · 5 km deep · 86 km away
  9. 1.62 km S of Bothell, Washington · 13392 days ago · 12 km deep · 76 km away
  10. 2.36 km SSE of Leavenworth, Washington · 13388 days ago · 6 km deep · 46 km away
  11. 2.52 km SW of Woodway, Washington · 13385 days ago · 20 km deep · 91 km away
  12. 1.95 km SE of Swede Heaven, Washington · 13385 days ago · 8 km deep · 84 km away
  13. 2.37 km SW of Entiat, Washington · 13379 days ago · 5 km deep · 73 km away
  14. 3.45 km NNW of Woods Creek, Washington · 13377 days ago · 16 km deep · 65 km away
  15. 1.92 km W of Duvall, Washington · 13374 days ago · 23 km deep · 62 km away
  16. 1.92 km NW of Snoqualmie Pass, Washington · 13372 days ago · 7 km deep · 21 km away
  17. 2.47 km ESE of Verlot, Washington · 13372 days ago · 3 km deep · 66 km away
  18. 1.913 km ENE of Verlot, Washington · 13370 days ago · 8 km deep · 69 km away
  19. 1.63 km E of Granite Falls, Washington · 13370 days ago · -1 km deep · 78 km away
  20. 3.129 km NW of Leavenworth, Washington · 13363 days ago · 0 km deep · 32 km away
  21. 1.85 km S of Lake Morton-Berrydale, Washington · 13363 days ago · 21 km deep · 72 km away
  22. 1.613 km E of Wilkeson, Washington · 13360 days ago · 6 km deep · 70 km away
  23. 2.62 km WNW of Mirrormont, Washington · 13359 days ago · 14 km deep · 60 km away
  24. 1.93 km WSW of Swede Heaven, Washington · 13356 days ago · 2 km deep · 89 km away
  25. 1.53 km SW of Swede Heaven, Washington · 13356 days ago · 3 km deep · 87 km away
  26. 3.62 km WSW of Swede Heaven, Washington · 13356 days ago · 3 km deep · 88 km away
  27. 2.53 km WSW of Swede Heaven, Washington · 13356 days ago · 2 km deep · 88 km away
  28. 2.93 km WSW of Swede Heaven, Washington · 13356 days ago · 2 km deep · 88 km away
  29. 1.53 km SW of Swede Heaven, Washington · 13356 days ago · 7 km deep · 87 km away
  30. 1.52 km WSW of Swede Heaven, Washington · 13355 days ago · 2 km deep · 89 km away

Before

  1. 2.02 km NNE of Crocker, Washington · 13418 days ago · 2 km deep · 82 km away
  2. 1.83 km ENE of Enetai, Washington · 13420 days ago · 17 km deep · 99 km away
  3. 2.72 km W of Wilkeson, Washington · 13421 days ago · 9 km deep · 81 km away
  4. 2.22 km W of Wilkeson, Washington · 13421 days ago · 9 km deep · 81 km away
  5. 2.49 km NNW of Entiat, Washington · 13422 days ago · 2 km deep · 76 km away
  6. 2.21 km W of Wilkeson, Washington · 13423 days ago · 8 km deep · 81 km away
  7. 1.92 km S of Issaquah, Washington · 13424 days ago · -1 km deep · 60 km away
  8. 1.515 km NNE of Ashford, Washington · 13429 days ago · 4 km deep · 92 km away
  9. 1.536 km NNW of Leavenworth, Washington · 13431 days ago · 8 km deep · 46 km away
  10. 2.314 km NE of Ashford, Washington · 13432 days ago · 11 km deep · 92 km away
  11. 2.337 km WNW of Granite Falls, Washington · 13434 days ago · -1 km deep · 70 km away
  12. 2.116 km NNE of Ashford, Washington · 13438 days ago · 2 km deep · 91 km away
  13. 2.018 km SSE of Carbonado, Washington · 13444 days ago · 11 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10252828. Read Thu, Oct 1, 2026, 4:19 PM UTC.