Washington earthquakes

M2.1 earthquake 10 km WNW of Entiat, Washington

A magnitude 2.1 earthquake struck 10 km WNW of Entiat, Washington on Sun, Jul 28, 1985, 12:45 PM PDT (19:45 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.4 15 km ESE 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
1985-07-28 19:45:47 UTC
Depth
5.8 km (3.6 mi), shallow
Epicenter
47.728° N, 120.327° 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 0.3 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
109°
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.35 km E of Entiat, Washington · 15036 days ago · 3 km deep · 15 km away
  2. 1.512 km ENE of Mansfield, Washington · 15034 days ago · 0 km deep · 65 km away
  3. 1.829 km NW of Leavenworth, Washington · 15028 days ago · -1 km deep · 43 km away
  4. 1.61 km N of Chelan Falls, Washington · 15026 days ago · 0 km deep · 27 km away
  5. 1.77 km N of Methow, Washington · 15013 days ago · -1 km deep · 58 km away
  6. 1.811 km SW of Ellensburg, Washington · 15013 days ago · 9 km deep · 93 km away
  7. 2.1Washington · 15007 days ago · 2 km deep · 7 km away
  8. 1.913 km E of Mansfield, Washington · 15004 days ago · -1 km deep · 66 km away
  9. 2.415 km ESE of Mansfield, Washington · 15003 days ago · -1 km deep · 66 km away
  10. 1.913 km E of Bridgeport, Washington · 15000 days ago · 0 km deep · 70 km away
  11. 1.61 km N of Chelan Falls, Washington · 14996 days ago · 0 km deep · 28 km away
  12. 2.113 km E of Bridgeport, Washington · 14996 days ago · 0 km deep · 69 km away
  13. 1.822 km E of Skykomish, Washington · 14996 days ago · 0 km deep · 56 km away
  14. 1.530 km NW of Leavenworth, Washington · 14994 days ago · -1 km deep · 43 km away
  15. 1.83 km E of Manson, Washington · 14989 days ago · 0 km deep · 23 km away
  16. 2.10 km E of Entiat, Washington · 14984 days ago · 0 km deep · 11 km away
  17. 2.218 km E of Mansfield, Washington · 14981 days ago · 0 km deep · 70 km away
  18. 2.118 km NNW of Banks Lake South, Washington · 14979 days ago · 0 km deep · 70 km away
  19. 1.516 km SE of Darrington, Washington · 14978 days ago · 9 km deep · 95 km away

Before

  1. 1.529 km NW of Leavenworth, Washington · 15041 days ago · 0 km deep · 43 km away
  2. 1.5Washington · 15041 days ago · 0 km deep · 27 km away
  3. 2.714 km ESE of Mansfield, Washington · 15041 days ago · -1 km deep · 65 km away
  4. 2.514 km ESE of Mansfield, Washington · 15043 days ago · 0 km deep · 66 km away
  5. 1.58 km WSW of Entiat, Washington · 15046 days ago · -1 km deep · 10 km away
  6. 1.721 km NW of Granite Falls, Washington · 15046 days ago · 0 km deep · 35 km away
  7. 1.52 km SW of Entiat, Washington · 15050 days ago · 0 km deep · 10 km away
  8. 2.313 km S of Leavenworth, Washington · 15065 days ago · -1 km deep · 38 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10195143. Read Tue, Sep 29, 2026, 9:06 AM UTC.