Washington earthquakes

M2.1 earthquake 0 km E of Entiat, Washington

A magnitude 2.1 earthquake struck 0 km E of Entiat, Washington on Fri, Sep 20, 1985, 2:14 AM PDT (09:14 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.2 18 km E of Mansfield, 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
2.1 (md), micro
Local time
UTC
1985-09-20 09:14:17 UTC
Depth
-0.2 km (-0.1 mi), shallow
Epicenter
47.676° N, 120.198° 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 0.8 km horizontally
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
56°
Stations used
27

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 13 in the 30 days before it.

After

  1. 2.218 km E of Mansfield, Washington · 14974 days ago · 0 km deep · 62 km away
  2. 1.913 km WNW of Mattawa, Washington · 14973 days ago · 3 km deep · 97 km away
  3. 2.118 km NNW of Banks Lake South, Washington · 14972 days ago · 0 km deep · 61 km away
  4. 1.712 km WNW of Mattawa, Washington · 14972 days ago · 0 km deep · 98 km away
  5. 1.61 km NNW of Chelan Falls, Washington · 14971 days ago · 0 km deep · 22 km away
  6. 2.01 km SW of Quincy, Washington · 14970 days ago · 0 km deep · 56 km away
  7. 2.517 km NNW of Banks Lake South, Washington · 14970 days ago · 0 km deep · 61 km away
  8. 1.8Washington · 14967 days ago · 4 km deep · 7 km away
  9. 1.61 km NNW of Chelan Falls, Washington · 14967 days ago · -1 km deep · 22 km away
  10. 3.012 km WNW of Mattawa, Washington · 14966 days ago · 1 km deep · 99 km away
  11. 3.012 km WNW of Mattawa, Washington · 14966 days ago · 1 km deep · 99 km away
  12. 2.512 km WNW of Mattawa, Washington · 14966 days ago · 1 km deep · 98 km away
  13. 1.59 km WNW of Entiat, Washington · 14961 days ago · 4 km deep · 10 km away
  14. 3.29 km NNW of Entiat, Washington · 14957 days ago · 6 km deep · 10 km away
  15. 2.112 km SE of Bridgeport, Washington · 14956 days ago · 0 km deep · 54 km away
  16. 2.417 km NNW of Banks Lake South, Washington · 14955 days ago · 0 km deep · 61 km away
  17. 1.622 km NNE of Terrace Heights, Washington · 14952 days ago · 0 km deep · 100 km away
  18. 2.123 km NNE of Terrace Heights, Washington · 14952 days ago · 2 km deep · 99 km away
  19. 1.822 km NNE of Terrace Heights, Washington · 14946 days ago · 2 km deep · 99 km away
  20. 1.914 km SSW of Vantage, Washington · 14946 days ago · 0 km deep · 96 km away
  21. 1.912 km NW of Mattawa, Washington · 14946 days ago · 4 km deep · 98 km away
  22. 1.723 km NE of Terrace Heights, Washington · 14940 days ago · 3 km deep · 100 km away
  23. 1.87 km N of Waterville, Washington · 14937 days ago · 5 km deep · 12 km away
  24. 1.75 km SSE of Coulee City, Washington · 14935 days ago · 0 km deep · 70 km away
  25. 1.912 km NNE of Mansfield, Washington · 14931 days ago · 0 km deep · 53 km away
  26. 2.017 km NNW of Banks Lake South, Washington · 14926 days ago · -1 km deep · 61 km away

Before

  1. 1.83 km E of Manson, Washington · 14982 days ago · 0 km deep · 24 km away
  2. 1.530 km NW of Leavenworth, Washington · 14987 days ago · -1 km deep · 54 km away
  3. 1.822 km E of Skykomish, Washington · 14989 days ago · 0 km deep · 65 km away
  4. 2.113 km E of Bridgeport, Washington · 14990 days ago · 0 km deep · 64 km away
  5. 1.61 km N of Chelan Falls, Washington · 14990 days ago · 0 km deep · 23 km away
  6. 2.213 km WNW of Mattawa, Washington · 14992 days ago · 0 km deep · 98 km away
  7. 1.913 km E of Bridgeport, Washington · 14993 days ago · 0 km deep · 65 km away
  8. 2.415 km ESE of Mansfield, Washington · 14996 days ago · -1 km deep · 57 km away
  9. 1.913 km E of Mansfield, Washington · 14997 days ago · -1 km deep · 58 km away
  10. 2.1Washington · 15000 days ago · 2 km deep · 7 km away
  11. 1.914 km NW of Mattawa, Washington · 15004 days ago · 0 km deep · 97 km away
  12. 1.811 km SW of Ellensburg, Washington · 15006 days ago · 9 km deep · 90 km away
  13. 1.77 km N of Methow, Washington · 15006 days ago · -1 km deep · 60 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10195178. Read Tue, Sep 22, 2026, 2:56 PM UTC.