River KS

Little Arkansas River

Kansas • 38.2129, -97.8104

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

123 mi

198 km

Elevation

1,756′ → 1,281′

475 ft drop

Stream Order

Large River

Slope

0.07%

3.9 ft/mi

Drainage

1,321 mi²

3,420 km²

Avg Flow

-- cfs

1.4 mph velocity

Path to Mouth

769 mi

1,237 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

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Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar