River IL

Big Bayou

Illinois • 37.6225, -89.4459

Length

13 mi

21 km

Elevation

375′ → 357′

17 ft drop

Stream Order

10

Major River

Slope

0.03%

1.4 ft/mi

Drainage

28,717 mi²

74,378 km²

Avg Flow

-- cfs

4.0 mph velocity

Path to Mouth

438 mi

704 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

EPA WQP MyWaterway

Data from USGS & NOAA for informational purposes only. More