Signorello Estate Winery Major Mod

Project Description

Major Modification to increase wine production from 20,000 gallons per year to 50,000 gallons per year; convert 3,155 square foot on the ground floor of an existing building to hospitality uses (2nd floor is residential, portion of ground floor includes a garage and residential storage, see B18-01473); construct a 13,312 square foot cave with production and hospitality uses; increase tours/tasting from 20 per day to 60 per day (maximum) with 350 pe /week; revise marketing plan; provide 19 parking spaces; increase employees from 4 full time to 16 full time and 4 part time; expand wastewater treatment system; add water storage tanks; and, other site improvements (see P18-00359 for approved but not constructed winery building and associated improvements.)

There was a recent previous Minor Modification (P18-00359) to construct a new 7,817 square foot winery building with a 1,440 square foot covered crush pad and ten parking spaces to replace winery facilities that were lost in the 2017 fire. 

Project Information

  • Application: P19-00198
  • Project Class: Winery
  • Parcel: 039-400-080
  • Address: 4502 Silverado Trail, Napa, CA 94558

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Contact Information