Washington earthquakes

M1.8 earthquake 9 km WNW of Entiat, Washington

A magnitude 1.8 earthquake struck 9 km WNW of Entiat, Washington on Sat, Nov 5, 1983, 1:39 PM PST (21:39 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.2 14 km SW of Ellensburg, 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
1983-11-05 21:39:55 UTC
Depth
1.6 km (1.0 mi), shallow
Epicenter
47.695° N, 120.338° 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, 1.4 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
271°, poorly surrounded by stations
Stations used
4

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 11 in the 30 days before it.

After

  1. 1.711 km NW of Okanogan, Washington · 15670 days ago · 23 km deep · 96 km away
  2. 1.54 km N of Entiat, Washington · 15670 days ago · 0 km deep · 10 km away
  3. 2.00 km NE of Roslyn, Washington · 15666 days ago · 3 km deep · 71 km away
  4. 2.314 km E of Mansfield, Washington · 15653 days ago · -1 km deep · 68 km away
  5. 1.813 km W of Entiat, Washington · 15647 days ago · -1 km deep · 5 km away
  6. 3.214 km SW of Ellensburg, Washington · 15643 days ago · 11 km deep · 90 km away
  7. 1.74 km SW of West Wenatchee, Washington · 15640 days ago · 8 km deep · 31 km away
  8. 1.98 km SSE of Leavenworth, Washington · 15639 days ago · 9 km deep · 27 km away
  9. 1.96 km SSW of Entiat, Washington · 15637 days ago · 7 km deep · 10 km away
  10. 1.910 km ENE of Mansfield, Washington · 15629 days ago · 0 km deep · 65 km away
  11. 2.37 km NE of Entiat, Washington · 15623 days ago · 4 km deep · 16 km away
  12. 2.417 km NE of May Creek, Washington · 15621 days ago · 4 km deep · 95 km away
  13. 1.712 km NNE of Ronald, Washington · 15616 days ago · 9 km deep · 60 km away
  14. 1.811 km NW of Soap Lake, Washington · 15614 days ago · 12 km deep · 62 km away

Before

  1. 2.13 km ENE of May Creek, Washington · 15673 days ago · 10 km deep · 98 km away
  2. 1.77 km NNE of Waterville, Washington · 15674 days ago · 0 km deep · 23 km away
  3. 1.86 km N of Waterville, Washington · 15676 days ago · 0 km deep · 20 km away
  4. 2.28 km S of Leavenworth, Washington · 15681 days ago · 1 km deep · 30 km away
  5. 1.65 km NNE of Entiat, Washington · 15683 days ago · 0 km deep · 12 km away
  6. 1.64 km W of Entiat, Washington · 15689 days ago · 5 km deep · 6 km away
  7. 2.13 km E of Cle Elum, Washington · 15691 days ago · -1 km deep · 69 km away
  8. 1.52 km W of Entiat, Washington · 15693 days ago · 0 km deep · 8 km away
  9. 1.69 km NNE of Waterville, Washington · 15694 days ago · 4 km deep · 25 km away
  10. 2.023 km E of Mansfield, Washington · 15700 days ago · 3 km deep · 77 km away
  11. 1.54 km N of Entiat, Washington · 15701 days ago · 0 km deep · 10 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10166273. Read Sat, Oct 3, 2026, 3:13 AM UTC.