River MT ID

West Fork Bitterroot River

Montana • 45.9218, -114.1421

Length

45 mi

72 km

Elevation

7,856′ → 3,978′

3,877 ft drop

Stream Order

Large River

Slope

1.64%

86.5 ft/mi

Drainage

558 mi²

1,445 km²

Avg Flow

578 cfs

2.3 mph velocity

Path to Mouth

1,229 mi

1,977 km to ocean

Classification

Headwater

Source Stream

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

Data from USGS & NOAA for informational purposes only. More

Water Level Gauges on West Fork Bitterroot River

There are 1 USGS water level monitoring stations on West Fork Bitterroot River providing real-time flow and stage data.

There are 1 boat ramps, launches, and public access points on West Fork Bitterroot River.