Maximum discharge along the river was observed at the with a streamflow rate of cfs. This is also the deepest point on the Allagash River, with a gauge stage of ft. This river is monitored from 1 different streamgauging stations along the Allagash River, the highest being perched at an elevation of ft, the .

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Streamflow conditions and seasonal statistics

Streamgauges reporting the most discharge on the Allagash River

Discharge comparison for the highest gauges over the past 10 days

Streamflow discharge range for this time of year