Creek IL

Smith Creek

Illinois • 38.6811, -91.2358

Reviewed mapped path Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

35 mi

56 km

Elevation

0′ → 0′

0 ft drop

Stream Order

Medium River

Slope

0.00%

0.0 ft/mi

Drainage

43 mi²

111 km²

Avg Flow

-- cfs

0.9 mph velocity

Path to Mouth

639 mi

1,028 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