The work of Patrick Shabram has been utilized in numerous petitions to the Alcohol and Tobacco Tax and Trade Bureau (TTB) for the creation new American Viticultural Areas (AVAs) or boundary shifts to existing AVAs. Further, Patrick Shabram has submitted several petitions on behalf of growers and winemakers.
Here are links to approved AVAs and an AVA expansion from petitions submited by Patrick Shabram:
West Sonoma Coast AVA
Boundary Modifications to the Santa Lucia Highlands and Arroyo Seco AVAs
Expansion of the Sta. Rita Hills AVA
Lamorinda AVA (map)
Moon Mountain District of Sonoma County AVA (map)
Inwood Valley AVA (map)
Fort Ross-Seaview AVA (map)
Expansion to the Alexander Valley AVA
Mr. Shabram has two additional petitions pending with the TTB.
Several petitions have relied heavily on Mr. Shabram's work, including the recently approved Petaluma Gap AVA (map).