Washington earthquakes

M1.9 earthquake 14 km SSW of Vantage, Washington

A magnitude 1.9 earthquake struck 14 km SSW of Vantage, Washington on Mon, Oct 21, 1985, 7:09 PM PDT (02:09 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.5 15 km NNE of Richland, 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
1.9 (md), micro
Local time
UTC
1985-10-22 02:09:19 UTC
Depth
-0.4 km (-0.3 mi), shallow
Epicenter
46.821° N, 120.061° 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 0.3 km horizontally, 0.9 km in depth
Magnitude uncertainty
±0.16
Depth from
Operator assigned
Station coverage gap
80°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.912 km NW of Mattawa, Washington · 14946 days ago · 4 km deep · 3 km away
  2. 1.723 km NE of Terrace Heights, Washington · 14941 days ago · 3 km deep · 16 km away
  3. 2.515 km NNE of Richland, Washington · 14940 days ago · 1 km deep · 81 km away
  4. 2.814 km NNE of Richland, Washington · 14940 days ago · 2 km deep · 81 km away
  5. 1.87 km N of Waterville, Washington · 14938 days ago · 5 km deep · 99 km away
  6. 3.28 km NNW of Moses Lake North, Washington · 14914 days ago · 20 km deep · 73 km away
  7. 1.623 km SSE of Kittitas, Washington · 14905 days ago · 1 km deep · 18 km away
  8. 1.78 km W of Entiat, Washington · 14905 days ago · 4 km deep · 97 km away
  9. 1.823 km SSE of Kittitas, Washington · 14904 days ago · 2 km deep · 18 km away
  10. 2.913 km ESE of Prosser, Washington · 14903 days ago · 1 km deep · 81 km away
  11. 2.64 km NE of Royal City, Washington · 14903 days ago · 0 km deep · 38 km away
  12. 2.310 km ESE of Royal City, Washington · 14900 days ago · 0 km deep · 42 km away
  13. 1.910 km WSW of Tieton, Washington · 14888 days ago · 5 km deep · 65 km away

Before

  1. 1.822 km NNE of Terrace Heights, Washington · 14947 days ago · 2 km deep · 19 km away
  2. 1.711 km S of Toppenish, Washington · 14952 days ago · -1 km deep · 64 km away
  3. 2.123 km NNE of Terrace Heights, Washington · 14953 days ago · 2 km deep · 18 km away
  4. 1.622 km NNE of Terrace Heights, Washington · 14953 days ago · 0 km deep · 18 km away
  5. 1.68 km NNE of Selah, Washington · 14960 days ago · 19 km deep · 35 km away
  6. 2.512 km WNW of Mattawa, Washington · 14967 days ago · 1 km deep · 3 km away
  7. 3.012 km WNW of Mattawa, Washington · 14967 days ago · 1 km deep · 4 km away
  8. 3.012 km WNW of Mattawa, Washington · 14967 days ago · 1 km deep · 3 km away
  9. 2.01 km SW of Quincy, Washington · 14970 days ago · 0 km deep · 47 km away
  10. 1.712 km WNW of Mattawa, Washington · 14973 days ago · 0 km deep · 3 km away
  11. 1.913 km WNW of Mattawa, Washington · 14973 days ago · 3 km deep · 2 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10200898. Read Wed, Sep 23, 2026, 3:52 AM UTC.