River KS

Little Walnut River

Kansas • 37.6326, -96.8612

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

32 mi

52 km

Elevation

1,324′ → 1,164′

161 ft drop

Stream Order

Medium River

Slope

0.09%

5.0 ft/mi

Drainage

270 mi²

699 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

682 mi

1,098 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