Washington earthquakes

M1.7 earthquake 8 km W of Entiat, Washington

A magnitude 1.7 earthquake struck 8 km W of Entiat, Washington on Mon, Dec 2, 1985, 5:34 AM PST (13:34 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M1.8 23 km SSE of Kittitas, Washington. This one was a foreshock.

Entiat 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
1.7 (md), micro
Local time
UTC
1985-12-02 13:34:01 UTC
Depth
3.7 km (2.3 mi), shallow
Epicenter
47.670° N, 120.326° 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 0.5 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
136°
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: 14 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.823 km SSE of Kittitas, Washington · 14903 days ago · 2 km deep · 98 km away
  2. 2.64 km NE of Royal City, Washington · 14903 days ago · 0 km deep · 99 km away
  3. 1.823 km NNE of Terrace Heights, Washington · 14877 days ago · -1 km deep · 98 km away
  4. 1.723 km NNE of Terrace Heights, Washington · 14877 days ago · 3 km deep · 99 km away
  5. 2.18 km NNW of Moses Lake North, Washington · 14877 days ago · 18 km deep · 87 km away
  6. 2.022 km NNE of Terrace Heights, Washington · 14877 days ago · 4 km deep · 99 km away
  7. 1.714 km N of Naches, Washington · 14871 days ago · 11 km deep · 94 km away
  8. 1.86 km W of Entiat, Washington · 14870 days ago · 3 km deep · 2 km away
  9. 1.613 km SSW of Thorp, Washington · 14864 days ago · 6 km deep · 86 km away
  10. 1.84 km NW of Skykomish, Washington · 14861 days ago · -1 km deep · 80 km away
  11. 1.812 km NW of Mattawa, Washington · 14855 days ago · 0 km deep · 98 km away
  12. 2.115 km WNW of Banks Lake South, Washington · 14853 days ago · -1 km deep · 65 km away
  13. 1.65 km NNE of Waterville, Washington · 14847 days ago · 7 km deep · 21 km away
  14. 2.122 km NNE of Terrace Heights, Washington · 14845 days ago · 3 km deep · 98 km away

Before

  1. 1.623 km SSE of Kittitas, Washington · 14905 days ago · 1 km deep · 98 km away
  2. 3.28 km NNW of Moses Lake North, Washington · 14914 days ago · 20 km deep · 86 km away
  3. 2.26 km NW of Entiat, Washington · 14916 days ago · 7 km deep · 7 km away
  4. 2.017 km NNW of Banks Lake South, Washington · 14927 days ago · -1 km deep · 70 km away
  5. 1.912 km NNE of Mansfield, Washington · 14931 days ago · 0 km deep · 62 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10197843. Read Tue, Sep 22, 2026, 7:51 PM UTC.