Washington earthquakes

M2.1 earthquake 14 km SE of Kittitas, Washington

A magnitude 2.1 earthquake struck 14 km SE of Kittitas, Washington on Sun, Feb 17, 1985, 2:35 AM PST (10:35 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M2.6 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
2.1 (md), micro
Local time
UTC
1985-02-17 10:35:56 UTC
Depth
4.4 km (2.7 mi), shallow
Epicenter
46.886° N, 120.286° 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 1.3 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.14
Depth from
Operator assigned
Station coverage gap
77°
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 2.6Washington · 15179 days ago · 5 km deep · 48 km away
  2. 1.93 km ESE of Entiat, Washington · 15174 days ago · 0 km deep · 86 km away
  3. 1.915 km NNW of Vantage, Washington · 15166 days ago · -1 km deep · 24 km away
  4. 2.314 km SSW of Vantage, Washington · 15159 days ago · 3 km deep · 19 km away
  5. 1.812 km W of Entiat, Washington · 15153 days ago · 2 km deep · 87 km away
  6. 1.57 km NNW of Entiat, Washington · 15139 days ago · 3 km deep · 95 km away
  7. 2.73 km NNE of Waterville, Washington · 15138 days ago · 0 km deep · 89 km away
  8. 1.61 km NNW of Harrah, Washington · 15136 days ago · 15 km deep · 56 km away
  9. 2.024 km SE of Kittitas, Washington · 15136 days ago · 2 km deep · 10 km away

Before

  1. 1.715 km S of Ephrata, Washington · 15193 days ago · 10 km deep · 64 km away
  2. 2.24 km WNW of Waterville, Washington · 15198 days ago · -1 km deep · 87 km away
  3. 2.316 km NW of Benton City, Washington · 15199 days ago · 19 km deep · 76 km away
  4. 2.13 km E of Entiat, Washington · 15204 days ago · 0 km deep · 88 km away
  5. 1.67 km WNW of Quincy, Washington · 15205 days ago · 0 km deep · 50 km away
  6. 2.315 km NW of Vantage, Washington · 15206 days ago · 9 km deep · 24 km away
  7. 2.67 km WSW of Mattawa, Washington · 15207 days ago · 6 km deep · 29 km away
  8. 2.314 km NNW of Vantage, Washington · 15207 days ago · 0 km deep · 24 km away
  9. 1.624 km SE of Kittitas, Washington · 15207 days ago · 1 km deep · 10 km away
  10. 1.86 km NW of Desert Aire, Washington · 15208 days ago · 3 km deep · 30 km away
  11. 1.99 km NW of Vantage, Washington · 15209 days ago · 0 km deep · 21 km away
  12. 2.76 km NW of Desert Aire, Washington · 15209 days ago · 4 km deep · 30 km away
  13. 3.314 km NNW of Vantage, Washington · 15209 days ago · 0 km deep · 25 km away
  14. 1.817 km S of Ephrata, Washington · 15210 days ago · 0 km deep · 62 km away
  15. 1.64 km ESE of Entiat, Washington · 15213 days ago · 5 km deep · 87 km away
  16. 3.16 km S of Ahtanum, Washington · 15215 days ago · 16 km deep · 50 km away
  17. 1.73 km SW of Easton, Washington · 15220 days ago · 4 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10187028. Read Tue, Sep 22, 2026, 8:44 AM UTC.