Legend

Layers

Date Started
08/23/2026 3:21 PM
Last Updated
08/23/2026 5:48 PM
Date Contained
08/23/2026 6:00 PM
Cause
Under Investigation
Incident Maps and Reports
Agency Having Jurisdiction
CAL FIRE Sonoma-Lake-Napa Unit
Incident Management Team
No team assigned
Location
Conn Valley Road and Rossi Road, St. Helena
[38.51352,-122.41637]

Incident Updates

08/23/2026 5:39 PM

The fire is 100 percent contained. Final acreage burned was 1.29.

08/23/2026 4:07 PM

Forward progress of the fire has been stopped at 4:03 p.m. It is approximately 1.5 acres in size.

08/23/2026 4:01 PM

New fire in Napa County near Lake Hennessey. The fire is burning in grass and forest understory at a moderate rate of spread.

Agency Information

Napa County Fire Department, St. Helena Fire Department, County of Napa Fire Marshal's Office

Social Media

The map layers provided are powered by Esri, Genasys, Perimeter and other potential resources, and are based on their respective data sources. The accuracy and reliability of the information are subject to the data provided by these platforms.