TO: Board of Supervisors
FROM: Steven Lederer - Director of Public Works
REPORT BY: Nydia Campoy Rivera - Supv Staff Services Analyst
SUBJECT: Resolution temporarily closing portion of Duhig Road for Napa to Sonoma Wine Country Half Marathon and 5k
RECOMMENDATION
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Adopt a Resolution temporarily closing Duhig Road from 6:00 A.M. to 10:00 A.M. on Sunday, July 20, 2025, for the Napa to Sonoma Wine Country Half Marathon and 5k. (No Fiscal Impact, Discretionary)
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BACKGROUND
This year marks the 21st annual Napa to Sonoma Wine County Half Marathon and 5k, scheduled to take place on Sunday, July 20, 2025. The Half Marathon will start at 7:00 A.M. at Cuvaison Carneros Estate Winery and will consist of approximately 2,500 participants. Six (6) aid stations will be provided at 1.5 or 2 mile intervals along the course. Participants will park at three designated areas. The primary location will be Sonoma Valley High School where buses will transport participants between 5:15 A.M. and 6:00 A.M. to the start area. A secondary parking area will be in Downtown Sonoma. Shuttles will also be running from Best Western in Napa. There will be no parking at the start line; although carpools and buses will drop off participants at Domaine Carneros Winery, which is across the road from the start line (Cuvaison Carneros Estate Winery). The California Highway Patrol (CHP) and Sheriff will direct traffic at key intersections such as Highway 121, Napa Road, 8th and 5th Street East, and Broadway (Sonoma County). Fire and medical professionals will be on hand for emergency services. All businesses and residents along the course route will be contacted no later than two weeks prior to the event. There have been no reported problems or complaints associated with previous years' events.
For public and participant safety, the organizers have requested the closure of Duhig Road between Highway 12/121 and the Napa/Sonoma County border to facilitate running the 13.1 miles with the le...
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