Two Hearted River
🍃 Natural River
Luce Co., UP · 20 mi · Class I
335CFS/ 3.61 ft
Optimal
→Stable
Water temp: 39°F — Hypothermia risk, wear a drysuit
Optimal: 100–500 CFS · USGS #04063700
⚡Flow data is live from USGS·Rapid classifications and CFS ranges need community verification·Know this river?
20 mi
Length
Class I
Difficulty
100–500 cfs
Optimal
290 cfs
Avg Flow
275 cfs
Hist. Median
#04063700
USGS Gauge
Michigan Natural River · Lake Superior State Forest

Immortalized by Hemingway in 'Big Two-Hearted River' (1924). Flows through Lake Superior State Forest to a dune-backed beach at Lake Superior. Remote, undeveloped, wild — one of the finest wilderness paddles in the Midwest.

Trip sections
Reed and Green Bridge to Lake Superior — 20 mi definitive route
Outfitters
Two Hearted River Canoe Trips
Remote UP expeditions
72-Hour Flow Forecast
NOAA NWPS
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10-Year Flow Patterns
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Your Optimal Range
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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.