River WY MT ND

Yellowstone River

Wyoming • 45.9777, -108.5440

Length

632 mi

1,017 km

Elevation

7,737′ → 1,858′

5,878 ft drop

Stream Order

Major River

Slope

0.18%

9.3 ft/mi

Drainage

63,562 mi²

164,624 km²

Avg Flow

12,860 cfs

4.0 mph velocity

Path to Mouth

2,759 mi

4,440 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

Monitor

Water Level Gauges on Yellowstone River

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

There are 42 boat ramps, launches, and public access points on Yellowstone River.