Washington earthquakes

M1.8 earthquake 3 km E of Entiat, Washington

A magnitude 1.8 earthquake struck 3 km E of Entiat, Washington on Sat, Jan 1, 1983, 3:16 AM PST (11:16 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.5 7 km SW of Chelan Falls, 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1983-01-01 11:16:20 UTC
Depth
-0.1 km (-0.1 mi), shallow
Epicenter
47.678° N, 120.157° 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 1.1 km horizontally
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
137°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.59 km N of Granite Falls, Washington · 15972 days ago · -1 km deep · 33 km away
  2. 1.77 km W of Entiat, Washington · 15968 days ago · 4 km deep · 11 km away
  3. 1.68 km WNW of Entiat, Washington · 15967 days ago · 6 km deep · 12 km away
  4. 2.29 km N of Sunnyslope, Washington · 15965 days ago · 4 km deep · 19 km away
  5. 1.84 km NE of Brewster, Washington · 15954 days ago · 0 km deep · 59 km away
  6. 2.57 km SW of Chelan Falls, Washington · 15952 days ago · 0 km deep · 12 km away
  7. 1.815 km SSW of Vantage, Washington · 15948 days ago · 2 km deep · 95 km away
  8. 1.74 km SSW of West Wenatchee, Washington · 15943 days ago · 8 km deep · 34 km away
  9. 2.413 km SSW of South Cle Elum, Washington · 15942 days ago · 0 km deep · 92 km away
  10. 1.613 km NNE of Cliffdell, Washington · 15942 days ago · -1 km deep · 93 km away
  11. 1.64 km WSW of Wenatchee, Washington · 15938 days ago · 7 km deep · 34 km away
  12. 1.74 km SW of Wenatchee, Washington · 15932 days ago · 0 km deep · 35 km away
  13. 1.68 km SSE of Leavenworth, Washington · 15921 days ago · 9 km deep · 39 km away

Before

  1. 2.42 km SSW of Easton, Washington · 15981 days ago · 5 km deep · 93 km away
  2. 2.15 km NW of Waterville, Washington · 15987 days ago · 3 km deep · 3 km away
  3. 2.83 km E of Cle Elum, Washington · 15996 days ago · -1 km deep · 77 km away
  4. 1.98 km SW of Royal City, Washington · 16006 days ago · 1 km deep · 99 km away
  5. 1.75 km SSE of Entiat, Washington · 16008 days ago · 0 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10147448. Read Thu, Oct 1, 2026, 3:51 AM UTC.