Allagash Wilderness Waterway
★ Wild & Scenic
Aroostook / Piscataquis Co. · 92 mi · Class I–II
479CFS/ 3.30 ft
Optimal
→Stable
Optimal: 300–1200 CFS · USGS #01011500
⚡Flow data is live from USGS·Rapid classifications and CFS ranges need community verification·Know this river?
92 mi
Length
Class I–II
Difficulty
300–1200 cfs
Optimal
620 cfs
Avg Flow
560 cfs
Hist. Median
#01011500
USGS Gauge
Allagash Wilderness Waterway (Maine), National Wild & Scenic River

First state-designated Wild and Scenic waterway in America (1966) — a 92-mile wilderness canoe route through Maine's North Woods. Remote lakes, boreal forest, moose, and brook trout define this iconic multi-day paddling expedition. The route travels from Telos Lake through Churchill Dam and on to Allagash Village, mixing flatwater portages with Class I–II river sections.

Trip sections
Telos Lake to Chamberlain Lake — 15 mi, lake paddling and portages
Churchill Dam to Umsaskis Lake — 30 mi, river and lake sections
Long Lake to Allagash Village — 47 mi, river paddling with Class I–II rapids
Outfitters
Allagash Canoe Trips
Full-service Allagash guided expeditions
Pelletier Loggers Family Restaurant & Campground
Allagash shuttle and logistics
72-Hour Flow Forecast
NOAA NWPS
Loading forecast...
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 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.