Data Disclaimer: Water level data is provided by USGS and NOAA for informational purposes only. Verify conditions on-site before any water activities.
Learn more
**Location & Access:** The Highway C boat ramp is located in Mosinee along the Wisconsin River's Lake Du Bay impoundment in Marathon County. This publicly-owned access point provides ramp and carry-in options for kayakers, canoeists, and motorboats. The site features ample parking and vault toilets, making it a convenient launch location for exploring this section of the river.
**What to Expect:** Lake Du Bay is a calmer, impounded section of the Wisconsin River suitable for paddlers of various skill levels. The site operates seasonally, with docks typically installed in early spring and removed in early winter. A self-pay fee system supports maintenance of the ramp and grounds. The area includes a picnic zone, making it a good spot for day trips or family outings. Cash is accepted at the self-pay boxes for any applicable launch fees.