Washington earthquakes

M2.2 earthquake 14 km NNW of Naches, Washington

A magnitude 2.2 earthquake struck 14 km NNW of Naches, Washington on Sat, Sep 29, 1984, 3:22 PM PDT (22:22 UTC), 12 km (8 mi) below the surface.

A larger quake followed: M3.1 24 km NE of Ashford, Washington. This one was a foreshock.

Naches 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
2.2 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1984-09-29 22:22:39 UTC
Depth
12.2 km (7.6 mi), shallow
Epicenter
46.857° N, 120.740° 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, 31.6 km in depth
Magnitude uncertainty
±0.21
Depth from
Operator assigned
Station coverage gap
48°
Stations used
25

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 7 in the 30 days before it.

After

  1. 2.112 km NNE of Cashmere, Washington · 15344 days ago · 3 km deep · 90 km away
  2. 1.913 km ENE of Cliffdell, Washington · 15340 days ago · 1 km deep · 19 km away
  3. 1.95 km ESE of Packwood, Washington · 15336 days ago · 2 km deep · 71 km away
  4. 2.06 km E of Ashford, Washington · 15326 days ago · 5 km deep · 92 km away
  5. 1.97 km E of Snoqualmie Pass, Washington · 15321 days ago · -1 km deep · 73 km away
  6. 1.92 km ESE of Enumclaw, Washington · 15317 days ago · 11 km deep · 100 km away
  7. 2.315 km NNW of Vantage, Washington · 15313 days ago · 0 km deep · 54 km away
  8. 2.1Washington · 15312 days ago · 0 km deep · 54 km away
  9. 1.915 km SSW of Vantage, Washington · 15310 days ago · 3 km deep · 50 km away
  10. 1.7Washington · 15310 days ago · 0 km deep · 51 km away
  11. 1.520 km NE of Ashford, Washington · 15307 days ago · 6 km deep · 86 km away
  12. 1.89 km SW of Roslyn, Washington · 15305 days ago · 0 km deep · 41 km away
  13. 1.610 km ENE of Ashford, Washington · 15302 days ago · 11 km deep · 89 km away
  14. 1.913 km NNW of Vantage, Washington · 15301 days ago · 0 km deep · 54 km away
  15. 3.124 km NE of Ashford, Washington · 15296 days ago · 0 km deep · 79 km away

Before

  1. 2.12 km SSW of Entiat, Washington · 15351 days ago · 2 km deep · 97 km away
  2. 1.96 km NNE of Packwood, Washington · 15357 days ago · 6 km deep · 73 km away
  3. 1.72 km SE of Entiat, Washington · 15359 days ago · 0 km deep · 99 km away
  4. 2.13 km SE of Entiat, Washington · 15360 days ago · -1 km deep · 99 km away
  5. 1.94 km ESE of Carbonado, Washington · 15360 days ago · 1 km deep · 98 km away
  6. 1.812 km WNW of Greenwater, Washington · 15369 days ago · 16 km deep · 89 km away
  7. 1.918 km W of Entiat, Washington · 15373 days ago · 19 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10214273. Read Sat, Oct 3, 2026, 7:45 PM UTC.