Washington earthquakes

M1.6 earthquake 1 km NNW of Chelan Falls, Washington

A magnitude 1.6 earthquake struck 1 km NNW of Chelan Falls, Washington on Thu, Sep 26, 1985, 3:44 PM PDT (22:44 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.0 1 km SW of Quincy, Washington. This one was a foreshock.

Chelan 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
1.6 (md), micro
Local time
UTC
1985-09-26 22:44:31 UTC
Depth
-0.4 km (-0.2 mi), shallow
Epicenter
47.818° N, 119.993° 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 1.3 km horizontally
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
114°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 2.01 km SW of Quincy, Washington · 14970 days ago · 0 km deep · 67 km away
  2. 2.517 km NNW of Banks Lake South, Washington · 14970 days ago · 0 km deep · 45 km away
  3. 1.8Washington · 14967 days ago · 4 km deep · 15 km away
  4. 1.61 km NNW of Chelan Falls, Washington · 14966 days ago · -1 km deep · 0 km away
  5. 1.59 km WNW of Entiat, Washington · 14960 days ago · 4 km deep · 27 km away
  6. 3.29 km NNW of Entiat, Washington · 14957 days ago · 6 km deep · 22 km away
  7. 2.112 km SE of Bridgeport, Washington · 14956 days ago · 0 km deep · 34 km away
  8. 2.417 km NNW of Banks Lake South, Washington · 14955 days ago · 0 km deep · 45 km away
  9. 1.87 km N of Waterville, Washington · 14937 days ago · 5 km deep · 12 km away
  10. 1.75 km SSE of Coulee City, Washington · 14934 days ago · 0 km deep · 61 km away
  11. 1.912 km NNE of Mansfield, Washington · 14930 days ago · 0 km deep · 33 km away
  12. 2.017 km NNW of Banks Lake South, Washington · 14926 days ago · -1 km deep · 45 km away
  13. 2.11 km ENE of Riverside, Washington · 14920 days ago · 11 km deep · 85 km away
  14. 2.26 km NW of Entiat, Washington · 14916 days ago · 7 km deep · 24 km away
  15. 3.28 km NNW of Moses Lake North, Washington · 14914 days ago · 20 km deep · 78 km away

Before

  1. 2.118 km NNW of Banks Lake South, Washington · 14972 days ago · 0 km deep · 45 km away
  2. 2.218 km E of Mansfield, Washington · 14974 days ago · 0 km deep · 45 km away
  3. 2.10 km E of Entiat, Washington · 14977 days ago · 0 km deep · 22 km away
  4. 1.83 km E of Manson, Washington · 14982 days ago · 0 km deep · 11 km away
  5. 1.530 km NW of Leavenworth, Washington · 14987 days ago · -1 km deep · 67 km away
  6. 1.822 km E of Skykomish, Washington · 14989 days ago · 0 km deep · 82 km away
  7. 2.113 km E of Bridgeport, Washington · 14989 days ago · 0 km deep · 43 km away
  8. 1.61 km N of Chelan Falls, Washington · 14989 days ago · 0 km deep · 1 km away
  9. 1.913 km E of Bridgeport, Washington · 14993 days ago · 0 km deep · 43 km away
  10. 2.415 km ESE of Mansfield, Washington · 14996 days ago · -1 km deep · 41 km away
  11. 1.913 km E of Mansfield, Washington · 14997 days ago · -1 km deep · 40 km away
  12. 2.1Washington · 15000 days ago · 2 km deep · 28 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10196198. Read Tue, Sep 22, 2026, 9:37 AM UTC.