California / Napa River /
Hudeman Slough Fishing Access
Boat ramp · on Napa River · near Santa Rosa · California
Harmful algal blooms reported on Napa River 3.9 km from this launch (state reports compiled by U.S. EPA): 2025.
state reports compiled by U.S. EPA · checked October 18, 2026
Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.
At the launch
- Type
- Boat ramp
- Website
- sonoma-county.org
- Coordinates
- 38.20602, -122.37484
Conditions
- Weather forecast for this launch · National Weather Service
- Water level, flow at the NAPA R NR NAPA CA gauge · USGS, 11.9 mi away on Napa River
Water level
Latest reading loads here; without it, see the USGS page below.
USGS gauge NAPA R NR NAPA CA, 11.9 mi from this launch on Napa River: water level, flow, a reading every 15 minutes. Readings and history at USGS.
On Napa River
River in California. All launches on Napa River.
Community
Where people who use Napa River talk about it.
Nearby launches
- Cuttings Wharf · 3.9 mi · Napa River
- Kennedy Park · 6.5 mi · Napa River
- Vallejo Municipal Marina · 8.9 mi · Mare Island Strait
- Petaluma River Public Fishing Access (Black Point) · 9.5 mi · Petaluma River
- Brinkman's Marine; Inc. · 9.8 mi · Mare Island Strait
- Vallejo Launch Ramp · 9.9 mi · Mare Island Strait
Sources
- California Boating Facilities (Division of Boating and Waterways survey, CDFW Fishing Guide) record 30 · None stated (CDFW ArcGIS item 97f0b67503e74f52b8f3d8a338357583); credit CDFW and DBW
Why it is listed as public: listed by California Boating Facilities (Division of Boating and Waterways survey, CDFW Fishing Guide). Something wrong, or is this launch private? Send a correction; it goes to a person.