TO: Napa County Planning Commission
FROM: Brian D. Bordona, Director of Planning Building and Environmental Services
REPORT BY: Kelli Cahill, Planner III
SUBJECT: Diamond Creek Vineyards Winery Use Permit Major Modification No. P19-00177-MOD
RECOMMENDATION
title
DIAMOND MOUNTAIN VINEYARD COMPANY INC/ DIAMOND CREEK VINEYARDS / MAJOR MODIFICATION NO. P19-00177 - MOD & REQUEST FOR EXCEPTION TO THE NAPA COUNTY ROAD AND STREET STANDARDS
CEQA STATUS: Consideration and possible adoption of a Mitigated Negative Declaration and a Mitigation Monitoring and Reporting Program (MMRP) (SCH#2025120440). According to the proposed Mitigated Negative Declaration, the proposed project would not have any potentially significant environmental impacts after implementation of mitigation measures. Mitigation measures are proposed for the following area: Biological Resources. The project site is not included on a list of hazardous materials sites compiled pursuant to Government Code Section 65962.5.
The project was scheduled to be heard at the Planning Commission Hearing of January 7, 2026. However, due to an unannounced closure of the Governor's Office of Land Use and Climate Innovation, the posting of Initial Study-Mitigated Negative Declaration prepared for this project was delayed, Since the project was not posted in a timely manner that would allow State or public review for the required 30 day review period prior to the hearing, the item was continued to January 21, 2026. In accordance with Section 15105(b) of the California Environmental Quality Act (CEQA) Guidelines, Napa County submitted the proposed Initial Study/Mitigated Negative Declaration to the State Clearinghouse for a 30-day review period beginning December 10, 2025, and running through January 9, 2026.
REQUEST: This application was submitted to participate in the County's Code Compliance Program as described in Resolution No. 2018-164 adopted by the Napa County Board of Supervisors on December 4, 2018. The pro...
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