River SD

Elm River

South Dakota • 45.6561, -98.4970

Length

114 mi

183 km

Elevation

1,976′ → 1,279′

697 ft drop

Stream Order

7

Large River

Slope

0.12%

6.1 ft/mi

Drainage

780 mi²

2,019 km²

Avg Flow

-- cfs

1.8 mph velocity

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

Monitor