Washington earthquakes

M2.3 earthquake 14 km SSW of Vantage, Washington

A magnitude 2.3 earthquake struck 14 km SSW of Vantage, Washington on Thu, Mar 21, 1985, 5:29 PM PST (01:29 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.7 3 km NNE of Waterville, Washington. This one was a foreshock.

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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
2.3 (md), micro
Local time
UTC
1985-03-22 01:29:14 UTC
Depth
3.1 km (1.9 mi), shallow
Epicenter
46.822° N, 120.062° 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 0.9 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
70°
Stations used
19

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 3 in the 30 days before it.

After

  1. 1.812 km W of Entiat, Washington · 15153 days ago · 2 km deep · 97 km away
  2. 2.73 km NNE of Waterville, Washington · 15138 days ago · 0 km deep · 95 km away
  3. 1.61 km NNW of Harrah, Washington · 15135 days ago · 15 km deep · 59 km away
  4. 2.024 km SE of Kittitas, Washington · 15135 days ago · 2 km deep · 13 km away
  5. 3.213 km SE of Kittitas, Washington · 15131 days ago · 5 km deep · 19 km away
  6. 1.813 km SE of Kittitas, Washington · 15131 days ago · 18 km deep · 19 km away
  7. 1.94 km SSW of Connell, Washington · 15118 days ago · 2 km deep · 93 km away
  8. 1.512 km S of South Cle Elum, Washington · 15112 days ago · 1 km deep · 72 km away
  9. 2.114 km SSW of Vantage, Washington · 15111 days ago · 2 km deep · 0 km away
  10. 2.014 km SSW of Vantage, Washington · 15111 days ago · 1 km deep · 1 km away
  11. 1.614 km WNW of Mattawa, Washington · 15111 days ago · 5 km deep · 1 km away
  12. 2.315 km NW of Mattawa, Washington · 15110 days ago · 2 km deep · 1 km away
  13. 1.814 km NW of Mattawa, Washington · 15109 days ago · -1 km deep · 1 km away
  14. 2.114 km NW of Mattawa, Washington · 15109 days ago · 3 km deep · 1 km away
  15. 1.614 km NW of Mattawa, Washington · 15109 days ago · 0 km deep · 1 km away

Before

  1. 1.915 km NNW of Vantage, Washington · 15166 days ago · -1 km deep · 27 km away
  2. 1.93 km ESE of Entiat, Washington · 15174 days ago · 0 km deep · 93 km away
  3. 2.6Washington · 15179 days ago · 5 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10189103. Read Tue, Sep 22, 2026, 2:03 AM UTC.