Washington earthquakes

M1.8 earthquake 4 km S of Orting, Washington

A magnitude 1.8 earthquake struck 4 km S of Orting, Washington on Wed, Oct 20, 1976, 12:58 PM PDT (19:58 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M1.9 6 km N of Packwood, Washington. This one was a foreshock.

Orting 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), micro
Local time
UTC
1976-10-20 19:58:37 UTC
Depth
-1.1 km (-0.7 mi), shallow
Epicenter
47.054° N, 122.216° 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
±0.07
Depth from
Operator assigned
Station coverage gap
80°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.54 km WSW of Hansville, Washington · 18233 days ago · 9 km deep · 99 km away
  2. 1.96 km N of Packwood, Washington · 18232 days ago · 1 km deep · 59 km away
  3. 2.211 km S of Greenwater, Washington · 18230 days ago · 4 km deep · 42 km away
  4. 1.83 km W of Eastmont, Washington · 18226 days ago · 28 km deep · 93 km away
  5. 1.86 km SSW of Southworth, Washington · 18219 days ago · 23 km deep · 52 km away
  6. 3.122 km ENE of Ashford, Washington · 18214 days ago · -1 km deep · 40 km away
  7. 2.924 km ENE of Ashford, Washington · 18214 days ago · 4 km deep · 40 km away
  8. 1.61 km ENE of Riverton, Washington · 18209 days ago · 23 km deep · 49 km away
  9. 1.513 km WSW of Alder, Washington · 18206 days ago · -1 km deep · 40 km away
  10. 2.416 km SE of Skykomish, Washington · 18200 days ago · 6 km deep · 99 km away
  11. 1.79 km ENE of Fall City, Washington · 18199 days ago · 18 km deep · 70 km away
  12. 1.51 km NNW of Kenmore, Washington · 18190 days ago · 56 km deep · 80 km away
  13. 1.60 km E of Clyde Hill, Washington · 18185 days ago · 24 km deep · 64 km away
  14. 1.69 km WSW of Mineral, Washington · 18178 days ago · 17 km deep · 40 km away
  15. 1.84 km NNW of Dash Point, Washington · 18176 days ago · 6 km deep · 38 km away
  16. 1.65 km WNW of Wauna, Washington · 18175 days ago · 19 km deep · 54 km away

Before

  1. 1.91 km W of Hobart, Washington · 18235 days ago · 18 km deep · 44 km away
  2. 1.97 km ENE of Hobart, Washington · 18236 days ago · 22 km deep · 51 km away
  3. 2.42 km NE of Maple Valley, Washington · 18237 days ago · 13 km deep · 42 km away
  4. 2.113 km WSW of Mineral, Washington · 18241 days ago · 16 km deep · 43 km away
  5. 4.014 km NNW of Morton, Washington · 18241 days ago · 16 km deep · 44 km away
  6. 1.77 km NNE of North Bend, Washington · 18242 days ago · 15 km deep · 66 km away
  7. 2.05 km NNW of Onalaska, Washington · 18243 days ago · 42 km deep · 63 km away
  8. 2.014 km NNW of Morton, Washington · 18245 days ago · 11 km deep · 44 km away
  9. 1.75 km ENE of Belfair, Washington · 18246 days ago · 19 km deep · 61 km away
  10. 1.73 km NW of Snoqualmie Pass, Washington · 18247 days ago · 0 km deep · 72 km away
  11. 2.417 km NE of Ashford, Washington · 18251 days ago · 14 km deep · 32 km away
  12. 1.6Washington · 18252 days ago · 13 km deep · 52 km away
  13. 2.12 km W of Eastmont, WA · 18254 days ago · 25 km deep · 94 km away
  14. 2.212 km N of Ashford, Washington · 18260 days ago · 3 km deep · 25 km away
  15. 2.212 km W of Brinnon, Washington · 18261 days ago · 44 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10842398. Read Wed, Sep 23, 2026, 7:40 PM UTC.