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File #: 25-1474    Version: 1
Type: Public Hearing Status: Agenda Ready
File created: 8/7/2025 In control: Zoning Administrator
On agenda: 8/27/2025 Final action: 12/31/2025
Title: RENE SCHLATTER / SCHLATTER FAMILY ESTATE MICRO-WINERY / USE PERMIT P24-00217-UP CEQA status: Consideration and possible adoption of a Mitigated Negative Declaration. According to the proposed Mitigated Negative Declaration, the proposed project will not have any potentially significant environmental impacts after implementation of mitigation measures. Mitigation measures are proposed for the following areas: Biological Resources, and Tribal Cultural Resources. The project site is not included on a list of hazardous materials sites compiled pursuant to Government Code Section 65962.5. Request: Approval of a Micro-Winery Use Permit for a new 5,000 gallon per year winery in a 4,998 square-foot Type III cave, with 3,798 square feet of production area and 1,200 square feet of hospitality and accessory area. The proposed winery includes tours and tastings for a maximum of 18 visitors per day from 10am to 5pm, with no marketing events, two (2) full-time employees and winery related infrast...
Sponsors: Zoning Administrator
Attachments: 1. A - Recommended Findings, 2. B - Recommended Conditions of Approval and Final Agency Memos, 3. C - Mitigated Negative Declaration and Mitigation, Monitoring, and Reporting Program, 4. D - Application Packet, 5. E - Graphics, 6. F - Water Availability Analysis, 7. G - Wastewater Feasibility Report.pdf, 8. H - Stormwater Control Plan, 9. I - Public Comments, 10. Item 2C -Public Comment & Change Memo(added after initial agenda posting).pdf, 11. Item 2C- Presentation (added after meeting).pdf
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TO: NAPA COUNTY ZONING ADMINISTRATOR
FROM: Andrew Amelung - Planner II
REPORT BY: Andrew Amelung - Planner II
SUBJECT: Schlatter Family Estate Micro-Winery Use Permit P24-00217-UP


RECOMMENDATION
title
RENE SCHLATTER / SCHLATTER FAMILY ESTATE MICRO-WINERY / USE PERMIT P24-00217-UP

CEQA status: Consideration and possible adoption of a Mitigated Negative Declaration. According to the proposed Mitigated Negative Declaration, the proposed project will not have any potentially significant environmental impacts after implementation of mitigation measures. Mitigation measures are proposed for the following areas: Biological Resources, and Tribal Cultural Resources. The project site is not included on a list of hazardous materials sites compiled pursuant to Government Code Section 65962.5.

Request: Approval of a Micro-Winery Use Permit for a new 5,000 gallon per year winery in a 4,998 square-foot Type III cave, with 3,798 square feet of production area and 1,200 square feet of hospitality and accessory area. The proposed winery includes tours and tastings for a maximum of 18 visitors per day from 10am to 5pm, with no marketing events, two (2) full-time employees and winery related infrastructure and improvements. The project is requesting an exception to the Napa County Road and Street Standards for sections of the driveway constrained by steep slopes and an existing ephemeral watercourse. Two live oak trees are to be removed along sections of the driveway to accommodate horizontal clearance for emergency vehicles. The project is located on an approximately 35.82-acre parcel within the AW (Agricultural Watershed) zoning district at 1111 Conn Valley Rd, St. Helena, CA approximately 0.25 miles south of Rossi Rd; APNs: 025-180-083-000 (project parcel) & 025-180-082-000 (access parcel).

Staff Contact: Andrew Amelung, Planner II, 1195 Third St, Suite 210, Napa, CA 94559; (707) 253-4307; andrew.amelung@countyofnapa.org

Applicant Contact: Rene Schlatter, 1111 Conn Valley...

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