River MO

Fonso Branch

Missouri • 38.8837, -91.6599

Reviewed mapped path Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

7 mi

12 km

Elevation

827′ → 551′

276 ft drop

Stream Order

Medium River

Slope

0.70%

36.9 ft/mi

Drainage

9 mi²

24 km²

Avg Flow

-- cfs

0.9 mph velocity

Path to Mouth

532 mi

857 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