River MT

Jefferson River

Montana • 45.7972, -111.9591

Length

122 mi

196 km

Elevation

4,598′ → 4,040′

558 ft drop

Stream Order

8

Major River

Slope

0.09%

4.6 ft/mi

Drainage

10,444 mi²

27,051 km²

Avg Flow

2,423 cfs

3.2 mph velocity

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

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