River IL

Lake Fork

Illinois • 39.8063, -88.4762

Length

48 mi

77 km

Elevation

684′ → 434′

250 ft drop

Stream Order

5

Medium River

Slope

0.10%

5.2 ft/mi

Drainage

261 mi²

675 km²

Avg Flow

-- cfs

1.1 mph velocity

Path to Mouth

1,467 mi

2,361 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Data from USGS & NOAA for informational purposes only. More

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