Proposed Establishment of the Mill Creek-Walla Walla Valley Viticultural Area
TTB proposes a new AVA, 'Mill Creek-Walla Walla Valley', covering ~4,898 acres in Walla Walla County, WA, entirely within the existing Columbia Valley AVA.
Aforeworn detected this change in the Alcohol Producers (TTB — Wine, Beer, Spirits) space on August 15, 2026 and published this briefing so affected operators are forewarned rather than caught off guard. It is rated Low urgency. Wineries and grape growers in the proposed AVA area, and any alcohol producers using 'Mill Creek-Walla Walla Valley' on labels. should confirm how it applies to their specific situation before acting. There is a time constraint attached: Comment period deadline not specified in the excerpt; check the Federal Register notice for details.. Acting after that point can mean penalties, a lapsed licence, or lost eligibility — exactly the kind of surprise Aforeworn exists to prevent. Aforeworn monitors Alcohol Producers (TTB — Wine, Beer, Spirits) continuously and turns every detected change into a plain-English briefing like this one, so you always know first. Forewarned is forearmed.
What changed
Proposed establishment of a new AVA; if finalized, it will allow producers to use the AVA name on wine labels and define a distinct grape-growing region.
Who it affects
Wineries and grape growers in the proposed AVA area, and any alcohol producers using 'Mill Creek-Walla Walla Valley' on labels.
What you must do
Review the proposal and submit comments to TTB before the comment deadline (if any). No immediate compliance action required until final rule.
Deadline
Comment period deadline not specified in the excerpt; check the Federal Register notice for details.
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