Washington earthquakes

M1.8 earthquake 18 km ENE of Kittitas, Washington

A magnitude 1.8 earthquake struck 18 km ENE of Kittitas, Washington on Tue, Aug 29, 2006, 9:27 AM PDT (16:27 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.7 1 km SE of Selah, Washington. This one was a foreshock.

Kittitas 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
2006-08-29 16:27:34 UTC
Depth
-0.1 km (-0.1 mi), shallow
Epicenter
47.054° N, 120.200° 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 1.5 km horizontally
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
129°
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: 5 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 2.71 km SE of Selah, Washington · 7326 days ago · -1 km deep · 52 km away
  2. 2.15 km S of Cowiche, Washington · 7318 days ago · 0 km deep · 62 km away
  3. 1.617 km WSW of Othello, Washington · 7315 days ago · 2 km deep · 71 km away
  4. 1.712 km SW of Royal City, Washington · 7301 days ago · 0 km deep · 42 km away
  5. 2.117 km WSW of Othello, Washington · 7298 days ago · 4 km deep · 72 km away

Before

  1. 1.94 km SE of Entiat, Washington · 7346 days ago · 0 km deep · 66 km away
  2. 2.022 km S of Marlin, Washington · 7347 days ago · 0 km deep · 98 km away
  3. 1.922 km S of Marlin, Washington · 7348 days ago · 0 km deep · 97 km away
  4. 1.5Washington · 7348 days ago · 0 km deep · 97 km away
  5. 1.621 km SW of Odessa, Washington · 7348 days ago · 0 km deep · 100 km away
  6. 3.022 km SW of Odessa, Washington · 7348 days ago · 5 km deep · 99 km away
  7. 2.0Washington · 7358 days ago · -1 km deep · 69 km away
  8. 2.121 km SW of Odessa, Washington · 7358 days ago · 0 km deep · 98 km away
  9. 1.522 km SW of Odessa, Washington · 7358 days ago · 0 km deep · 99 km away
  10. 1.72 km NE of Cowiche, Washington · 7360 days ago · 11 km deep · 55 km away
  11. 1.922 km SSE of Marlin, Washington · 7362 days ago · 0 km deep · 98 km away
  12. 1.822 km SW of Odessa, Washington · 7363 days ago · 1 km deep · 99 km away
  13. 2.121 km SW of Odessa, Washington · 7363 days ago · 2 km deep · 99 km away
  14. 2.122 km S of Marlin, Washington · 7363 days ago · 1 km deep · 98 km away
  15. 2.121 km SW of Odessa, Washington · 7363 days ago · 1 km deep · 99 km away
  16. 1.721 km SSE of Marlin, Washington · 7363 days ago · 0 km deep · 98 km away
  17. 1.620 km SSE of Marlin, Washington · 7365 days ago · 0 km deep · 99 km away
  18. 2.121 km SSE of Marlin, Washington · 7366 days ago · 4 km deep · 98 km away
  19. 1.822 km SW of Odessa, Washington · 7366 days ago · 1 km deep · 99 km away
  20. 1.822 km SSE of Marlin, Washington · 7367 days ago · 0 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10708233. Read Sat, Oct 3, 2026, 8:32 PM UTC.