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Zoning Administrator

August 27, 2025 ·9:00 AM Final

Board of Supervisors Chambers, Third Floor 1195 Third Street Napa CA 94559

Agenda PDF 📹 Watch video Official record ↗

Agenda — 17 items

  1. 1 How to Watch or Listen to the Napa County Zoning Administrator Meetings
  2. 2 The Napa County Zoning Administrator will continue to meet the 4th Wednesday of each month when a meeting is scheduled. The Napa County Zoning Administrator meets at 1195 Third Street, Suite 310, Napa, California, 94559. The meeting room is wheelchair accessible. Assistive listening devices and interpreters are available through the Clerk of the Zoning Administrator. Requests for disability related modifications or accommodations, aids or services may be made to the Clerk of the Zoning Administrator's office no less than 72 hours prior to the meeting date by contacting (707) 253-4417 or meetingclerk@countyofnapa.org. The Napa County Zoning Administrator realizes that not all County residents have the same ways to stay engaged, so several alternatives are offered. Remote Zoom participation for members of the public is provided for convenience only. In the event that the Zoom connection malfunctions for any reason, the Zoning Administrator reserves the right to conduct the meeting without remote access. Please watch or listen to the Zoning Administrator meeting in one of the following ways:
  3. 1. Attend in-person at the location posted on the agenda.
  4. 2. Watch on Zoom using the attendee link: https://countyofnapa.zoom.us/j/81121621728. Make sure the browser is up-to-date.
  5. 3. Listen on Zoom by calling 1-669-900-6833 (Meeting ID: 811-2162-1728).
  6. 6 If you are unable to attend the meeting in person and wish to submit a general public comment or a comment on a specific agenda item, please do the following:
  7. 1. Email your comment to meetingclerk@countyofnapa.org. Emails received will not be read aloud but will still become part of the public record and shared with the Zoning Administrator.
  8. 2. Use the Zoom attendee link: https://countyofnapa.zoom.us/j/81121621728. Make sure the browser is up-to-date. When the Zoning Administrator calls for the item on which you wish to speak, click "raise hand." Please limit your remarks to three minutes.
  9. 3. Call the Zoom phone number 1-669-900-6833 and enter the webinar ID: 811-2162-1728. When the Zoning Administrator calls for the item on which you wish to speak, press *9 to raise hand. Please limit your remarks to three minutes. **Please note that phone numbers in their entirety will be visible online while speakers are speaking**
  10. 10 For more information, please contact us via telephone at (707) 253-4417 or send an email to meetingclerk@countyofnapa.org. ANY MEMBER OF THE AUDIENCE DESIRING TO ADDRESS THE ZONING ADMINISTRATOR: ON A MATTER ON THE AGENDA Please proceed to the podium when the matter is called and, after receiving recognition from the Zoning Administrator, give your name and your comments or questions. In order that all interested parties have an opportunity to speak, please be brief and limit your comments to the specific subject under discussion. Time limitations shall be at the discretion of the Administrator but is generally limited to three minutes. ON A MATTER NOT ON THE AGENDA Public comment is an opportunity for members of the public to speak on items that are not on the agenda but are within the subject matter jurisdiction of the Zoning Administrator. Public comment is limited to three minutes per speaker, subject to the discretion of the Administrator. Comments should be brief and focused, and speakers should be respectful of one another who may have different opinions. Please remember this meeting is being recorded and broadcasted live via ZOOM. The County will not tolerate profanity, hate speech, abusive language, or threats. Also, while public input is appreciated, the Brown Act prohibits the Zoning Administrator from taking any action on matters raised during public comment that are not on the agenda.
  11. 1. AGENDA REVIEW
  12. 2. PUBLIC HEARING ITEMS
  13. A. CHAD MCCOMBER AND LUCIA HOSSFIELD / 1270 LOMA VISTA DRIVE / VIEWSHED PROTECTION PROGRAM APPLICATION #P24-00054 CEQA Status: Consideration and possible adoption of Categorical Exemptions Class 3 and 4: It has been determined that this type of project does not have a significant effect on the environment and is exempt from the California Environmental Quality Act. [See Section 15303 (Class 3 New Construction or Conversion of Small Structures) and Section 15304 (Class 4 Minor Alterations to Land), which may be found in the guidelines for the implementation of the California Environmental Quality Act at 14 CCR §15303 & 15304. See also Napa County’s Local Procedures for Implementing the California Environmental Quality Act, Appendix B.] The project site is not included on a list of hazardous materials compiled pursuant to Government Code Section 65962.5. Request: Review and approval of an application under the Viewshed Protection Program, as defined in Chapter 18.108 of the Napa County Code, for the reconstruction of a fire damaged single-family home, water storage tank, and associated roadway improvements. The previous home, approximately 1,455 square-feet in size, was lost in the 2017 Napa County fires (LNU Complex Fires). The planned reconstructed single-family home is proposed to be approximately 3,129 square-feet and will be constructed in the same location and utilize the existing building pad. Road improvements consist of a series of turnout locations and general road widening, compliant with Napa County Road and Streets Standards. Additionally, the project proposes landscaping to adequately screen the project from designated viewshed roads while also meeting the 51% screening requirement of the Viewshed Protection Program. The project is located on a 6.02-acre parcel within the Agriculture, Watershed & Open Space (AWOS) General Plan and the Agricultural Watershed (AW) Zoning District. Staff Recommendations: Find the project categorically exempt and approve the Viewshed Protection Program application as conditioned. Staff Contact: Curtis Sawyer, Planner II, (707) 299-1361, or curtis.sawyer@countyofnapa.org Applicant Contact: Chad McComber & Lucia Hossfeld, (415) 672-8000 or chadmccomber5@gmail.com 25-1426
  14. B. MARINEAU-MES ACCESSORY STRUCTURES VIEWSHED PROTECTION PROGRAM / PERMIT NO. P25-00207-VIEW (formerly P25-00121) CEQA status: Consideration and possible adoption of an Addendum to the previously adopted 2021 Mitigated Negative Declaration prepared for the Marineau-Mes Residence Viewshed (State Clearinghouse Number: 2021020357). Pursuant to CEQA Guidelines Section 15164(b) and Section 15162(a), an addendum to an adopted negative declaration may be prepared if only minor technical changes or additions are necessary or if none of the conditions contained in Section 15162 calling for preparation of a subsequent negative declaration have occurred. This project site is not on any lists of hazardous waste sites enumerated under Government Code Section 65962.5. Request: Approval of an application under the Viewshed Protection Program, as defined in Chapter 18.106 of the Napa County Code, for the construction of two residential accessory structures within view of Silverado Trail North, a County designated viewshed road. The project consists of a 1,085 square-foot pool house surrounded by a 665 square-foot outdoor patio, a 300 square-foot barn, and a landscape plan that will screen approximately 60% percent of the proposed structures from view from the designated road. The project is located on a 5.67-acre parcel within the Agricultural Watershed (AW) Zoning District and has a General Plan designation of Agriculture, Watershed and Open Space (AWOS). 4000 Silverado Trl N, Angwin, CA 94515. APN: 021-010-079. Staff Recommendation: Consider the Addendum to the previously adopted 2021 Mitigated Negative Declaration prepared for the Marineau-Mes Residence Viewshed Permit and approve the Marineau-Mes Accessory Structures Viewshed Protection Permit, as conditioned. Staff Contact: Hannah Spencer, Planner III, 1195 Third St, Suite 210, Napa, CA 94559; (707) 253-4018; Hannah.spencer@countyofnapa.org Applicant Contact: Jessica Stuenkel with Feldman Architecture Steve & Judith Padis, 1648 Pacific Ave., Suite B San Francisco, CA 94019, (415) 856-9083, or jstuenkel@feldmanarch.com 25-1447
  15. C. 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 Road, St. Helena, CA 94574; (707) 968-3417; rschlatter@merryvale.com Applicant Agent: Jarrod Denton, Signum Architecture, 1675 2nd Street, Napa, CA 94559, (707) 531-7653; jarrod@signumarchitecture.com 25-1474
  16. 3. ADJOURNMENT
  17. 17 I HEREBY CERTIFY THAT THE AGENDA FOR THE ABOVE STATED MEETING WAS POSTED AT A LOCATION FREELY ACCESSIBLE TO MEMBERS OF THE PUBLIC AT THE NAPA COUNTY ADMINISTRATIVE BUILDING, 1195 THIRD STREET, NAPA, CALIFORNIA ON 8/22/2025 BY 5:00PM. A HARDCOPY SIGNED VERSION OF THE CERTIFICATES IS ON FILE WITH THE SECRETARY OF THE COMMISSION AND AVAILABLE FOR PUBLIC INSPECTION. ALEXANDRIA QUACKENBUSH(By e-signature) Alexandria Quackenbush, Secretary of the Zoning Administrator