Washington earthquakes

M1.8 earthquake 5 km SSW of Fall City, Washington

A magnitude 1.8 earthquake struck 5 km SSW of Fall City, Washington on Sun, Sep 2, 1990, 11:30 PM PDT (06:30 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M3.0 3 km S of Shelton, Washington. This one was a foreshock.

Fall City 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1990-09-03 06:30:47 UTC
Depth
13.7 km (8.5 mi), shallow
Epicenter
47.524° N, 121.917° 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 1.5 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
120°
Stations used
11

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 20 in the 30 days before it.

After

  1. 2.46 km W of Lake Cavanaugh, Washington · 13177 days ago · 8 km deep · 89 km away
  2. 2.14 km ESE of Cathcart, Washington · 13176 days ago · 15 km deep · 36 km away
  3. 2.221 km W of Quilcene, Washington · 13174 days ago · 17 km deep · 99 km away
  4. 1.717 km ENE of Ashford, Washington · 13171 days ago · -1 km deep · 78 km away
  5. 1.524 km ENE of Ashford, Washington · 13170 days ago · -2 km deep · 75 km away
  6. 3.03 km S of Shelton, Washington · 13170 days ago · 17 km deep · 97 km away
  7. 1.70 km ESE of Cottage Lake, Washington · 13167 days ago · 12 km deep · 27 km away
  8. 2.7Washington · 13166 days ago · 20 km deep · 83 km away
  9. 1.99 km ENE of Hoodsport, Washington · 13164 days ago · 7 km deep · 84 km away
  10. 1.525 km ENE of Ashford, Washington · 13162 days ago · -2 km deep · 73 km away
  11. 1.85 km WSW of Snoqualmie, Washington · 13162 days ago · 20 km deep · 2 km away
  12. 1.84 km WNW of Cliffdell, Washington · 13159 days ago · -1 km deep · 86 km away
  13. 1.60 km ENE of Mercer Island, Washington · 13153 days ago · 20 km deep · 23 km away
  14. 1.57 km NE of Duvall, Washington · 13148 days ago · 8 km deep · 29 km away
  15. 2.621 km ESE of Darrington, Washington · 13148 days ago · 0 km deep · 89 km away
  16. 1.51 km E of Clyde Hill, Washington · 13147 days ago · 24 km deep · 25 km away
  17. 1.83 km SW of Snoqualmie, Washington · 13140 days ago · 19 km deep · 5 km away
  18. 2.027 km ENE of Ashford, Washington · 13139 days ago · -2 km deep · 72 km away
  19. 1.57 km N of Port Townsend, Washington · 13133 days ago · 25 km deep · 98 km away
  20. 1.55 km NW of Federal Way, Washington · 13133 days ago · 18 km deep · 38 km away
  21. 2.62 km SW of Rocky Point, Washington · 13126 days ago · 18 km deep · 58 km away
  22. 1.724 km SE of Carbonado, Washington · 13125 days ago · -1 km deep · 65 km away
  23. 2.315 km ESE of Kapowsin, Washington · 13121 days ago · 6 km deep · 69 km away
  24. 1.615 km ESE of Kapowsin, Washington · 13121 days ago · 6 km deep · 69 km away
  25. 1.52 km NNE of Maple Heights-Lake Desire, Washington · 13120 days ago · 17 km deep · 14 km away
  26. 1.926 km ENE of Ashford, Washington · 13118 days ago · -2 km deep · 72 km away

Before

  1. 2.54 km W of Burley, Washington · 13178 days ago · 22 km deep · 59 km away
  2. 2.47 km WNW of Allyn, Washington · 13179 days ago · 13 km deep · 77 km away
  3. 2.224 km N of Packwood, Washington · 13179 days ago · -1 km deep · 79 km away
  4. 1.64 km SSE of Bethel, Washington · 13179 days ago · 8 km deep · 53 km away
  5. 1.95 km WSW of Black Diamond, Washington · 13181 days ago · 20 km deep · 29 km away
  6. 2.02 km SSW of North Bend, Washington · 13182 days ago · -1 km deep · 10 km away
  7. 1.517 km SSW of Skykomish, Washington · 13185 days ago · 95 km deep · 33 km away
  8. 1.723 km N of Packwood, Washington · 13186 days ago · 3 km deep · 80 km away
  9. 1.61 km S of Normandy Park, Washington · 13188 days ago · 15 km deep · 34 km away
  10. 1.812 km E of Carnation, Washington · 13193 days ago · -1 km deep · 19 km away
  11. 1.83 km NNW of Kingston, Washington · 13193 days ago · 20 km deep · 56 km away
  12. 1.73 km E of Union Hill-Novelty Hill, Washington · 13194 days ago · 11 km deep · 18 km away
  13. 1.65 km NE of Bryant, Washington · 13195 days ago · 11 km deep · 86 km away
  14. 1.87 km SSE of Darrington, Washington · 13197 days ago · 4 km deep · 79 km away
  15. 1.73 km E of Granite Falls, Washington · 13197 days ago · 0 km deep · 63 km away
  16. 1.82 km WNW of Inglewood-Finn Hill, Washington · 13199 days ago · 21 km deep · 35 km away
  17. 1.58 km NW of Bangor Trident Base, Washington · 13199 days ago · 19 km deep · 71 km away
  18. 1.72 km SW of North Bend, Washington · 13200 days ago · -1 km deep · 10 km away
  19. 1.91 km ESE of Pacific, Washington · 13206 days ago · 10 km deep · 38 km away
  20. 2.012 km S of Ashford, Washington · 13208 days ago · 12 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10260428. Read Fri, Oct 2, 2026, 3:18 AM UTC.