River LA

West Bayou Lacassine

Louisiana • 30.2060, -92.9139

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

10 mi

17 km

Elevation

18′ → -1′

19 ft drop

Stream Order

Large River

Slope

0.03%

1.8 ft/mi

Drainage

46 mi²

118 km²

Avg Flow

-- cfs

1.4 mph velocity

Path to Mouth

76 mi

122 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