River ID OR

Boise River

Idaho • 43.6150, -116.2023

Length

103 mi

166 km

Elevation

3,478′ → 2,183′

1,294 ft drop

Stream Order

8

Major River

Slope

0.24%

12.6 ft/mi

Drainage

6,272 mi²

16,244 km²

Avg Flow

2,884 cfs

2.8 mph velocity

Path to Mouth

822 mi

1,322 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

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