Central Coast GIS
Wine appellation · CA

Diamond Mountain District

The Diamond Mountain District appellation was established in 2001 and covers 4,923 acres across Napa. It sits inside Napa Valley.

Established2001
Area4,923 acres · 8 sq miles
CountiesNapa
Part ofNapa Valley, North Coast
Federal listing27 CFR 9.166
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How it came to be

Recognised by the federal government on petition by Rudy von Strasser, Von Strasser Winery.

4,923 acres

Neighbouring appellations


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:

(1) Then north and east along Petrified Forest Road approximately 1.9 miles to the point where it intersects the 400-foot contour just east of Section 35 of Township 9 North, Range 7 West, Mount Diablo Base and Meridian, in the Mallacomes land grant; (2) Then generally east southeast along the 400-foot contour approximately 6.5 miles to the point where it intersects Ritchey Creek in Section 3 of Township 8 North,...

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.