Welcome to launch. We are currently expanding our databases quickly — user input and corrections are needed and appreciated. The content and functions on this site are deep. If you find something that is out of order, please let us know.
Wisconsin · Unknown Co.

Sugar River

· 111 mi · Class
Optimal: 200–600 CFS · USGS #05436500
394 avg
473CFS
1.52 ft gauge height
Optimal
→Stable
⚡Flow data is live from USGS·Rapid classifications and CFS ranges need community verification·Know this river?
Avg flow: 394 cfsHist. median: 0 cfsUSGS #05436500
Wisconsin Department of Natural Resources

About

Wisconsin's Sugar River flows 111 miles at an average of 394 CFS, with optimal paddling conditions between 200 and 600 CFS. USGS gauge 05436500 provides current readings for trip planning. The Wisconsin Department of Natural Resources manages access and maintains several defined sections: White Crossing Road to Valley Road, Riverside Road to Paoli, and Avon Bottoms to Colored Sands Forest Preserve. Each section offers different character along the Sugar's length, from agricultural stretches to more forested corridors approaching the preserve lands.

Solunar Fishing Activity
🌒
Waxing Crescent
15% illumination
Poor
★ Moon overhead
9:28 AM
Moonrise
1:50 PM
Moonset
5:07 AM
★ Moon underfoot
9:28 PM
Next full moon: May 3111 days
10-Year Flow Patterns
See 10 years of flow patterns for this river — historical analysis is a Pro feature.Upgrade to Pro →
Your Optimal Range
Set your personal optimal CFS window per river — custom ranges are a Pro feature.Upgrade to Pro →
Data Quality

River conditions are community-verified. CFS ranges, difficulty ratings, and access points may not reflect every flow level or seasonal change. Always check current conditions, scout unfamiliar rapids, and paddle within your skill level.

Know the Sugar River? Your local knowledge makes this page better for every paddler, angler, and guide who comes after you.
Improve This River →