Grand River
Ashtabula / Lake Co. · 98 mi · Class I–III
672CFS/ 3.39 ft
Optimal→Stable· -28 cfs in 3h
Water temp: 53°F — Hypothermia risk, wear a drysuit
Optimal: 300–2,000 CFS · USGS #04212100
Length
Difficulty
Optimal
Avg Flow
Hist. Median
USGS Gauge
Ohio Scenic River · Grand River Wildlife Area
Northeast Ohio's best whitewater river — the Grand carves through a dramatic shale gorge in the upper reaches before widening into a scenic corridor flowing north to Lake Erie. Ohio Scenic River designated, with Class II–III ledge drops in the gorge section near Harpersfield.
Trip sections
Harpersfield Gorge — 5 mi, Class II–III, best whitewater
Rock Creek to Harpersfield — 15 mi, Class I–II, scenic run
Upper Grand — Parkman to Rock Creek, 25 mi, Class I flatwater
Outfitters
Grand River Canoe Livery
Kayak and canoe rentals on the middle Grand River
72-Hour Flow Forecast
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10-Year Flow Patterns
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Data Quality
River conditions are community-verified. CFS ranges, difficulty ratings, and trip sections may not reflect every flow level or seasonal change. Always check current conditions, scout unfamiliar rapids, and paddle within your skill level. If you spot an error, use the Improve This River button at the top of the page — your local knowledge is what makes this atlas accurate.