River LA

Upper Lone Grave Bayou

Louisiana • 32.2106, -92.1459

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

2 mi

3 km

Elevation

115′ → 51′

64 ft drop

Stream Order

Stream

Slope

0.76%

40.0 ft/mi

Drainage

1 mi²

3 km²

Avg Flow

-- cfs

0.6 mph velocity

Path to Mouth

304 mi

489 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