Trefethen Vineyards
1160 Oak Knoll Avenue, Napa, CA 94558
LIKELY ACTIVE2 SOURCESLAST SIGNAL —
Operating signal within 24 months, or from a single source.
Location
ADDRESS
1160 Oak Knoll Avenue
Napa, CA 94558
Napa, CA 94558
COORDINATES
38.35583, -122.32309
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COUNTY
METRO AREA
Industry
PRIMARY NAICS
EMPLOYMENT
Not reported
Products
Made or handled here · 1
Distilled spiritsWhere these came from
1 from TTB basic permit · Federal registry
TTB basic permit CA-S-15151 (Distilled Spirits Plant), premise NAPA CA
Sources
| SOURCE | EVIDENCE | FIRST SEEN | LAST SEEN |
|---|---|---|---|
| TTB PERMITS | OPERATING | AUG 2026 | AUG 2026 |
| EPA FRS | EXISTENCE | OCT 2015 | OCT 2015 |
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
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