Washington earthquakes

M1.7 earthquake 7 km NNE of Entiat, Washington

A magnitude 1.7 earthquake struck 7 km NNE of Entiat, Washington on Tue, Aug 28, 1984, 7:07 PM PDT (02:07 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.0 4 km SW of Electric City, 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
1.7 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1984-08-29 02:07:36 UTC
Depth
-0.0 km (-0.0 mi), shallow
Epicenter
47.743° N, 120.188° 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 0.4 km horizontally
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
77°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.918 km W of Entiat, Washington · 15371 days ago · 19 km deep · 20 km away
  2. 2.3Washington · 15369 days ago · 0 km deep · 61 km away
  3. 1.89 km N of Banks Lake South, Washington · 15369 days ago · 10 km deep · 67 km away
  4. 1.714 km SW of Cascade Valley, Washington · 15362 days ago · 0 km deep · 96 km away
  5. 2.13 km SE of Entiat, Washington · 15358 days ago · -1 km deep · 10 km away
  6. 1.72 km SE of Entiat, Washington · 15357 days ago · 0 km deep · 9 km away
  7. 2.12 km SSW of Entiat, Washington · 15348 days ago · 2 km deep · 10 km away
  8. 2.112 km NNE of Cashmere, Washington · 15342 days ago · 3 km deep · 21 km away
  9. 1.913 km ENE of Cliffdell, Washington · 15338 days ago · 1 km deep · 100 km away
  10. 3.04 km SW of Electric City, Washington · 15332 days ago · 15 km deep · 85 km away
  11. 1.66 km N of Entiat, Washington · 15326 days ago · 0 km deep · 1 km away
  12. 1.97 km E of Snoqualmie Pass, Washington · 15319 days ago · -1 km deep · 92 km away

Before

  1. 3.022 km WNW of Leavenworth, Washington · 15379 days ago · 0 km deep · 58 km away
  2. 1.66 km SSW of Disautel, Washington · 15381 days ago · 17 km deep · 92 km away
  3. 1.732 km NNW of Leavenworth, Washington · 15387 days ago · 8 km deep · 47 km away
  4. 1.919 km WSW of Electric City, Washington · 15387 days ago · 5 km deep · 69 km away
  5. 1.812 km NNE of Sunnyslope, Washington · 15387 days ago · 6 km deep · 20 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10183063. Read Thu, Oct 1, 2026, 6:03 PM UTC.