River LA

Routh Bayou

Louisiana • 32.0293, -91.3527

Reviewed mapped path Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

13 mi

21 km

Elevation

67′ → 48′

19 ft drop

Stream Order

Medium River

Slope

0.03%

1.4 ft/mi

Drainage

1,008 mi²

2,611 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

307 mi

494 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