Washington earthquakes

M2.4 earthquake 2 km NE of Maple Valley, Washington

A magnitude 2.4 earthquake struck 2 km NE of Maple Valley, Washington on Mon, Oct 18, 1976, 4:10 AM PDT (11:10 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M2.5 16 km ESE of Verlot, Washington. This one was a foreshock.

Maple Valley 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
2.4 (md), micro
Local time
UTC
1976-10-18 11:10:42 UTC
Depth
13.5 km (8.4 mi), shallow
Epicenter
47.410° N, 122.020° 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 0.0 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
78°
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 12 in the 30 days before it.

After

  1. 1.61 km SE of Stanwood, Washington · 18235 days ago · 24 km deep · 95 km away
  2. 1.97 km ENE of Hobart, Washington · 18234 days ago · 22 km deep · 11 km away
  3. 1.91 km W of Hobart, Washington · 18234 days ago · 18 km deep · 2 km away
  4. 1.84 km S of Orting, Washington · 18234 days ago · -1 km deep · 42 km away
  5. 1.54 km WSW of Hansville, Washington · 18231 days ago · 9 km deep · 71 km away
  6. 1.96 km N of Packwood, Washington · 18230 days ago · 1 km deep · 87 km away
  7. 2.211 km S of Greenwater, Washington · 18229 days ago · 4 km deep · 48 km away
  8. 1.83 km W of Eastmont, Washington · 18225 days ago · 28 km deep · 56 km away
  9. 2.516 km ESE of Verlot, Washington · 18223 days ago · 0 km deep · 78 km away
  10. 1.67 km WSW of Verlot, Washington · 18222 days ago · -1 km deep · 73 km away
  11. 1.817 km SSE of Darrington, Washington · 18219 days ago · 14 km deep · 87 km away
  12. 1.86 km SSW of Southworth, Washington · 18218 days ago · 23 km deep · 40 km away
  13. 3.122 km ENE of Ashford, Washington · 18212 days ago · -1 km deep · 63 km away
  14. 2.924 km ENE of Ashford, Washington · 18212 days ago · 4 km deep · 63 km away
  15. 1.61 km ENE of Riverton, Washington · 18207 days ago · 23 km deep · 21 km away
  16. 1.513 km WSW of Alder, Washington · 18204 days ago · -1 km deep · 82 km away
  17. 2.416 km SE of Skykomish, Washington · 18199 days ago · 6 km deep · 66 km away
  18. 1.79 km ENE of Fall City, Washington · 18197 days ago · 18 km deep · 29 km away
  19. 1.51 km NNW of Kenmore, Washington · 18189 days ago · 56 km deep · 44 km away
  20. 1.60 km E of Clyde Hill, Washington · 18183 days ago · 24 km deep · 28 km away
  21. 1.69 km WSW of Mineral, Washington · 18177 days ago · 17 km deep · 82 km away

Before

  1. 2.113 km WSW of Mineral, Washington · 18239 days ago · 16 km deep · 85 km away
  2. 4.014 km NNW of Morton, Washington · 18240 days ago · 16 km deep · 86 km away
  3. 1.77 km NNE of North Bend, Washington · 18241 days ago · 15 km deep · 26 km away
  4. 2.014 km NNW of Morton, Washington · 18244 days ago · 11 km deep · 86 km away
  5. 1.75 km ENE of Belfair, Washington · 18245 days ago · 19 km deep · 56 km away
  6. 1.73 km NW of Snoqualmie Pass, Washington · 18246 days ago · 0 km deep · 45 km away
  7. 2.417 km NE of Ashford, Washington · 18250 days ago · 14 km deep · 60 km away
  8. 1.6Washington · 18251 days ago · 13 km deep · 15 km away
  9. 2.12 km W of Eastmont, WA · 18253 days ago · 25 km deep · 56 km away
  10. 2.212 km N of Ashford, Washington · 18259 days ago · 3 km deep · 60 km away
  11. 2.212 km W of Brinnon, Washington · 18259 days ago · 44 km deep · 84 km away
  12. 1.92 km SSW of Sultan, Washington · 18265 days ago · 14 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10842373. Read Tue, Sep 22, 2026, 10:46 AM UTC.