Michigan · Unknown Co.
Grand River
· 41 mi · Class
Optimal: 2550–7700 CFS · USGS #04119400
22,700CFS
17.67 ft gauge height
Flood↓Falling fast (-400 cfs/hr)(-500 in 3h)
Avg flow: 5,119 cfsHist. median: 0 cfsUSGS #04119400
Designated Water Trail · County
The Grand River Heritage Water Trail is a 41-mile water trail that encompasses nine distinct routes along the Grand River in Ottawa County. The slow, meandering river averages about 3 miles per hour, making it an ideal river to explore and see many of the natural and cultural assets along its shoreline. Paddlers can access the water trail at 18 different access points along the trail. (www.michiganwatertrails.org) For More Information Visit: Michigan Water Trails - West Michigan
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 Grand River? Your local knowledge makes this page better for every paddler, angler, and guide who comes after you.
Improve This River →