River SD

Keya Paha River

South Dakota • 43.0781, -99.9440

Length

129 mi

207 km

Elevation

2,377′ → 1,630′

747 ft drop

Stream Order

6

Large River

Slope

0.11%

5.8 ft/mi

Drainage

1,503 mi²

3,893 km²

Avg Flow

-- cfs

1.4 mph velocity

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

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