Central Coast GIS
Wine appellation · OR, WA

Columbia Valley

The Columbia Valley appellation was established in 1984 and covers 11,550,875 acres across Adams, Asotin, Benton. It contains 10 sub-appellations.

Established1984
Area11,550,875 acres · 18,048 sq miles
CountiesAdams, Asotin, Benton, Chelan, Columbia, Douglas, Ferry, Franklin, Garfield, Gilliam, Grant, Kittitas, Klickitat, Lincoln, Morrow, Okanogan, Sherman, Stevens, Umatilla, Walla Walla, Wasco, Whitman, Yakima
Contains10 smaller appellations
Federal listing27 CFR 9.74
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Inside this appellation

How it came to be

Recognised by the federal government on petition by Dr. Alan Busacca, a licensed geologist and founder of Vinitas Consultants, LLC..

11,550,875 acres


The boundary, as written into law

Every American wine appellation is defined in federal regulations by walking the boundary landmark by landmark. The official description of this one begins:

The Columbia Valley viticultural area is located in Adams, Benton, Chelan, Columbia, Douglas, Ferry, Franklin, Garfield, Grant, Kittitas, Klickitat, Lincoln, Okanogan, Stevens, Walla Walla, Whitman, and Yakima Counties, Washington, and in Gilliman, Morrow, Sherman, Umatilla, and Wasco Counties, Oregon. The beginning point is found on "The Dalles" U.S.G.S. map at the confluence of the Klickitat and Columbia Rivers:...

Boundary traced by the UC Davis Library from the official descriptions in federal regulation, and released under an open licence. Smoothed for manufacturing. Decorative use only, not for legal boundary determination.