Maximum discharge along the river was observed at the Flathead River At Perma Mt with a streamflow rate of 41,900 cfs. This is also the deepest point on the Flathead River, with a gauge stage of 18.39 ft. This river is monitored from 4 different streamgauging stations along the Flathead River, the highest being perched at an elevation of 3,983 ft, the Flathead River At Flathead British Columbia .

Streamflow conditions and seasonal statistics

Streamgauges reporting the most discharge on the Flathead River

Discharge comparison for the highest gauges over the past 10 days

Streamflow discharge range for this time of year