Washington earthquakes

M2.1 earthquake 1 km SW of Kittitas, Washington

A magnitude 2.1 earthquake struck 1 km SW of Kittitas, Washington on Thu, Oct 29, 1981, 3:10 PM PST (23:10 UTC), 8 km (5 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.1 (md), micro
Local time
UTC
1981-10-29 23:10:48 UTC
Depth
7.9 km (4.9 mi), shallow
Epicenter
46.970° N, 120.430° 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 0.2 km horizontally, 0.4 km in depth
Magnitude uncertainty
±0.24
Depth from
Operator assigned
Station coverage gap
69°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.0Washington · 16389 days ago · 5 km deep · 90 km away
  2. 1.810 km SW of Royal City, Washington · 16386 days ago · 2 km deep · 55 km away
  3. 1.86 km N of Waterville, Washington · 16386 days ago · 0 km deep · 86 km away
  4. 1.610 km SW of Royal City, Washington · 16383 days ago · 1 km deep · 55 km away
  5. 1.923 km ESE of Packwood, Washington · 16378 days ago · 4 km deep · 88 km away
  6. 1.63 km NNE of Waterville, Washington · 16366 days ago · 7 km deep · 83 km away
  7. 1.53 km W of Easton, Washington · 16360 days ago · 10 km deep · 67 km away
  8. 2.024 km ESE of Packwood, Washington · 16349 days ago · 5 km deep · 88 km away

Before

  1. 3.29 km N of Entiat, Washington · 16403 days ago · 7 km deep · 89 km away
  2. 1.64 km SE of Royal City, Washington · 16406 days ago · 0 km deep · 64 km away
  3. 1.625 km ESE of Packwood, Washington · 16409 days ago · 0 km deep · 84 km away
  4. 2.32 km SW of Kittitas, Washington · 16413 days ago · 8 km deep · 1 km away
  5. 1.922 km NW of Bickleton, Washington · 16416 days ago · 12 km deep · 91 km away
  6. 1.66 km SSE of Thorp, Washington · 16418 days ago · 10 km deep · 17 km away
  7. 2.624 km ESE of Packwood, Washington · 16421 days ago · 3 km deep · 88 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10124138. Read Tue, Sep 22, 2026, 8:18 AM UTC.